1 2007-09-14 Nigel Stephens <nigel@mips.com>
2 David Ung <davidu@mips.com>
3 Thiemo Seufer <ths@mips.com>
4 Richard Sandiford <richard@codesourcery.com>
6 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
7 * configure.ac: Add a mipssde threading type.
8 * configure: Regenerate.
9 * config/mips/sdemtk.h: New file.
10 * config/mips/t-sdemtk: Likewise.
11 * config/mips/sdemtk.opt: Likewise.
12 * gthr-mipssde.h: Likewise.
13 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
14 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
15 (MIPS_ICACHE_SYNC): New macro, split from ...
16 * config/mips/mips.md (clear_cache): ...here.
17 * config/mips/mips.c (mips_save_reg_p): Check
18 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
19 (build_mips16_function_stub): Use targetm.strip_name_encoding.
20 (build_mips16_call_stub): Likewise.
22 2007-09-14 Richard Sandiford <richard@codesourcery.com>
24 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
26 2007-09-14 Jakub Jelinek <jakub@redhat.com>
29 * config/ia64/ia64.c (find_gr_spill): Don't decrement
30 current_frame_info.n_local_regs. Don't return emitted local
32 (ia64_compute_frame_size): Improve unwind hack to put
33 RP, PFS, FP in that order by allowing some of the registers
34 been already emitted, as long as they are emitted to the
37 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
39 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
40 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
41 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
43 2007-09-13 Eric Christopher <echristo@apple.com>
44 Kenneth Zadeck <zadeck@naturalbridge.com>
46 * dse.c (find_shift_sequence): New function.
47 (replace_read): Add case to remove read if it requires shift.
48 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
50 2007-09-13 Tom Tromey <tromey@redhat.com>
52 * c-common.c (fname_as_string): Update.
53 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
54 (c_lex_one_token): Update. Add 'parser' argument.
55 (c_parser_simple_asm_expr): Update.
56 (c_parser_attributes): Update.
57 (c_parser_asm_statement): Update.
58 (c_parser_asm_operands): Update.
59 (c_parser_peek_token): Update.
60 (c_parser_peek_2nd_token): Update.
61 * c-lex.c (c_lex_string_translate): Remove.
62 (c_lex_return_raw_strings): Likewise.
63 (c_lex_with_flags): Added 'lex_flags' argument.
64 (lex_string): Added 'translate' argument.
65 * c-pragma.h (c_lex_with_flags): Update.
66 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
67 (C_LEX_STRING_NO_TRANSLATE): New define.
68 (C_LEX_RAW_STRINGS): Likewise.
70 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
73 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
74 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
75 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
76 (bfin_init_builtins): Initialize __builtin_bfin_ones,
77 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
78 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
79 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
80 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
81 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
82 (bdesc_1arg): Add __builtin_bfin_ones.
83 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
84 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
85 and __builtin_bfin_csqu_fr16.
86 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
87 (ones): New define_insn.
88 (ssaddhi3_parts): New define_insn.
89 (sssubhi3_parts): New define_insn.
90 (flag_mulhi_parts): New define_insn.
92 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
94 * common.opt (femit-class-debug-always): Turn off by default.
96 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
98 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
99 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
101 2007-09-13 James E. Wilson <wilson@specifix.com>
103 PR tree-optimization/33389
104 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
105 then set build_loads before returning.
107 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
108 David Ung <davidu@mips.com>
110 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
111 {d}addiu and a negative immediate such that it works with MIPS16
114 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
117 * configure.ac (ld_vers): Support Linux linker.
118 * configure: Regenerated.
120 2007-09-13 Richard Sandiford <richard@codesourcery.com>
121 Sandra Loosemore <sandra@codesourcery.com>
123 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
124 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
125 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
126 nomips16 into decl attributes.
127 (TARGET_INSERT_ATTRIBUTES): Override.
128 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
129 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
130 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
131 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
132 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
133 (mips_use_mips16_mode_p): Reimplement as a function that takes
134 a decl and considers only decl attributes. If the decl is nested
135 function, use its parent attributes.
136 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
137 instead of SYMBOL_REF_MIPS16_FUNC_P.
138 (mips_set_mips16_mode): Move call to sorry here from old
139 mips_use_mips16_mode_p.
140 (mflip_mips16_entry): New structure.
141 (mflip_mips16_htab): New variable.
142 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
143 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
144 (mips_merge_decl_attributes): New function.
145 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
146 Use mips_use_mips16_mode_p.
147 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
148 SYMBOL_REF_MIPS16_FUNC_P.
149 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
151 2007-09-13 Richard Sandiford <richard@codesourcery.com>
153 * c-parser.c (c_parser_struct_declaration): Check for a null return.
155 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
158 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
160 2007-09-12 Michael Meissner <michael.meissner@amd.com>
161 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
162 Tony Linthicum <tony.linthicum@amd.com>
164 * tree.h (function_args_iterator): New type to iterate over
166 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
167 function arguments providing a pointer to the argument.
168 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
169 function arguments providing the argument.
170 (function_args_iter_init): Inline function to initialize
171 function_args_iterator.
172 (function_args_iter_cond_ptr): Inline function to return the next
173 pointer to hold the argument.
174 (function_args_iter_cond): Inline function to return the next
176 (function_args_iter_cond_next): Advance the function args
178 (stdarg_p): New function, return true if variable argument
180 (prototype_p): New function, return true if function is
182 (function_args_count): New function, count the number of arguments
185 * tree.c (stdarg_p): New function, return true if variable
187 (prototype_p): New function, return true if function is
190 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
191 (TARGET_ROUND): New macro for the round/ptest instructions which
192 are shared between SSE4.1 and SSE5.
193 (OPTION_MASK_ISA_ROUND): Ditto.
194 (OPTION_ISA_ROUND): Ditto.
195 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
196 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
198 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
199 (-mfused-madd): New switch to give users control over whether the
200 compiler optimizes to use the multiply/add SSE5 instructions.
202 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
203 m_ATHLON_K8_AMDFAM10, and change all uses.
204 (enum pta_flags): Add PTA_SSE5.
205 (ix86_handle_option): Turn off 3dnow if -msse5.
206 (override_options): Add SSE5 support.
207 (print_operand): %Y prints comparison codes for SSE5 com/pcom
209 (ix86_expand_sse_movcc): Add SSE5 support.
210 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
211 vector type to the next largest size.
212 (ix86_expand_sse5_pack): New function to use pperm to pack a
213 vector type to the next smallest size.
214 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
215 (IX86_BUILTIN_FMADDSD): Ditto.
216 (IX86_BUILTIN_FMADDPS): Ditto.
217 (IX86_BUILTIN_FMADDPD): Ditto.
218 (IX86_BUILTIN_FMSUBSS): Ditto.
219 (IX86_BUILTIN_FMSUBSD): Ditto.
220 (IX86_BUILTIN_FMSUBPS): Ditto.
221 (IX86_BUILTIN_FMSUBPD): Ditto.
222 (IX86_BUILTIN_FNMADDSS): Ditto.
223 (IX86_BUILTIN_FNMADDSD): Ditto.
224 (IX86_BUILTIN_FNMADDPS): Ditto.
225 (IX86_BUILTIN_FNMADDPD): Ditto.
226 (IX86_BUILTIN_FNMSUBSS): Ditto.
227 (IX86_BUILTIN_FNMSUBSD): Ditto.
228 (IX86_BUILTIN_FNMSUBPS): Ditto.
229 (IX86_BUILTIN_FNMSUBPD): Ditto.
230 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
231 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
232 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
233 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
234 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
235 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
236 (IX86_BUILTIN_PPERM): Ditto.
237 (IX86_BUILTIN_PERMPS): Ditto.
238 (IX86_BUILTIN_PERMPD): Ditto.
239 (IX86_BUILTIN_PMACSSWW): Ditto.
240 (IX86_BUILTIN_PMACSWW): Ditto.
241 (IX86_BUILTIN_PMACSSWD): Ditto.
242 (IX86_BUILTIN_PMACSWD): Ditto.
243 (IX86_BUILTIN_PMACSSDD): Ditto.
244 (IX86_BUILTIN_PMACSDD): Ditto.
245 (IX86_BUILTIN_PMACSSDQL): Ditto.
246 (IX86_BUILTIN_PMACSSDQH): Ditto.
247 (IX86_BUILTIN_PMACSDQL): Ditto.
248 (IX86_BUILTIN_PMACSDQH): Ditto.
249 (IX86_BUILTIN_PMADCSSWD): Ditto.
250 (IX86_BUILTIN_PMADCSWD): Ditto.
251 (IX86_BUILTIN_PHADDBW): Ditto.
252 (IX86_BUILTIN_PHADDBD): Ditto.
253 (IX86_BUILTIN_PHADDBQ): Ditto.
254 (IX86_BUILTIN_PHADDWD): Ditto.
255 (IX86_BUILTIN_PHADDWQ): Ditto.
256 (IX86_BUILTIN_PHADDDQ): Ditto.
257 (IX86_BUILTIN_PHADDUBW): Ditto.
258 (IX86_BUILTIN_PHADDUBD): Ditto.
259 (IX86_BUILTIN_PHADDUBQ): Ditto.
260 (IX86_BUILTIN_PHADDUWD): Ditto.
261 (IX86_BUILTIN_PHADDUWQ): Ditto.
262 (IX86_BUILTIN_PHADDUDQ): Ditto.
263 (IX86_BUILTIN_PHSUBBW): Ditto.
264 (IX86_BUILTIN_PHSUBWD): Ditto.
265 (IX86_BUILTIN_PHSUBDQ): Ditto.
266 (IX86_BUILTIN_PROTB): Ditto.
267 (IX86_BUILTIN_PROTW): Ditto.
268 (IX86_BUILTIN_PROTD): Ditto.
269 (IX86_BUILTIN_PROTQ): Ditto.
270 (IX86_BUILTIN_PROTB_IMM): Ditto.
271 (IX86_BUILTIN_PROTW_IMM): Ditto.
272 (IX86_BUILTIN_PROTD_IMM): Ditto.
273 (IX86_BUILTIN_PROTQ_IMM): Ditto.
274 (IX86_BUILTIN_PSHLB): Ditto.
275 (IX86_BUILTIN_PSHLW): Ditto.
276 (IX86_BUILTIN_PSHLD): Ditto.
277 (IX86_BUILTIN_PSHLQ): Ditto.
278 (IX86_BUILTIN_PSHAB): Ditto.
279 (IX86_BUILTIN_PSHAW): Ditto.
280 (IX86_BUILTIN_PSHAD): Ditto.
281 (IX86_BUILTIN_PSHAQ): Ditto.
282 (IX86_BUILTIN_FRCZSS): Ditto.
283 (IX86_BUILTIN_FRCZSD): Ditto.
284 (IX86_BUILTIN_FRCZPS): Ditto.
285 (IX86_BUILTIN_FRCZPD): Ditto.
286 (IX86_BUILTIN_CVTPH2PS): Ditto.
287 (IX86_BUILTIN_CVTPS2PH): Ditto.
288 (IX86_BUILTIN_COMEQSS): Ditto.
289 (IX86_BUILTIN_COMNESS): Ditto.
290 (IX86_BUILTIN_COMLTSS): Ditto.
291 (IX86_BUILTIN_COMLESS): Ditto.
292 (IX86_BUILTIN_COMGTSS): Ditto.
293 (IX86_BUILTIN_COMGESS): Ditto.
294 (IX86_BUILTIN_COMUEQSS): Ditto.
295 (IX86_BUILTIN_COMUNESS): Ditto.
296 (IX86_BUILTIN_COMULTSS): Ditto.
297 (IX86_BUILTIN_COMULESS): Ditto.
298 (IX86_BUILTIN_COMUGTSS): Ditto.
299 (IX86_BUILTIN_COMUGESS): Ditto.
300 (IX86_BUILTIN_COMORDSS): Ditto.
301 (IX86_BUILTIN_COMUNORDSS): Ditto.
302 (IX86_BUILTIN_COMFALSESS): Ditto.
303 (IX86_BUILTIN_COMTRUESS): Ditto.
304 (IX86_BUILTIN_COMEQSD): Ditto.
305 (IX86_BUILTIN_COMNESD): Ditto.
306 (IX86_BUILTIN_COMLTSD): Ditto.
307 (IX86_BUILTIN_COMLESD): Ditto.
308 (IX86_BUILTIN_COMGTSD): Ditto.
309 (IX86_BUILTIN_COMGESD): Ditto.
310 (IX86_BUILTIN_COMUEQSD): Ditto.
311 (IX86_BUILTIN_COMUNESD): Ditto.
312 (IX86_BUILTIN_COMULTSD): Ditto.
313 (IX86_BUILTIN_COMULESD): Ditto.
314 (IX86_BUILTIN_COMUGTSD): Ditto.
315 (IX86_BUILTIN_COMUGESD): Ditto.
316 (IX86_BUILTIN_COMORDSD): Ditto.
317 (IX86_BUILTIN_COMUNORDSD): Ditto.
318 (IX86_BUILTIN_COMFALSESD): Ditto.
319 (IX86_BUILTIN_COMTRUESD): Ditto.
320 (IX86_BUILTIN_COMEQPS): Ditto.
321 (IX86_BUILTIN_COMNEPS): Ditto.
322 (IX86_BUILTIN_COMLTPS): Ditto.
323 (IX86_BUILTIN_COMLEPS): Ditto.
324 (IX86_BUILTIN_COMGTPS): Ditto.
325 (IX86_BUILTIN_COMGEPS): Ditto.
326 (IX86_BUILTIN_COMUEQPS): Ditto.
327 (IX86_BUILTIN_COMUNEPS): Ditto.
328 (IX86_BUILTIN_COMULTPS): Ditto.
329 (IX86_BUILTIN_COMULEPS): Ditto.
330 (IX86_BUILTIN_COMUGTPS): Ditto.
331 (IX86_BUILTIN_COMUGEPS): Ditto.
332 (IX86_BUILTIN_COMORDPS): Ditto.
333 (IX86_BUILTIN_COMUNORDPS): Ditto.
334 (IX86_BUILTIN_COMFALSEPS): Ditto.
335 (IX86_BUILTIN_COMTRUEPS): Ditto.
336 (IX86_BUILTIN_COMEQPD): Ditto.
337 (IX86_BUILTIN_COMNEPD): Ditto.
338 (IX86_BUILTIN_COMLTPD): Ditto.
339 (IX86_BUILTIN_COMLEPD): Ditto.
340 (IX86_BUILTIN_COMGTPD): Ditto.
341 (IX86_BUILTIN_COMGEPD): Ditto.
342 (IX86_BUILTIN_COMUEQPD): Ditto.
343 (IX86_BUILTIN_COMUNEPD): Ditto.
344 (IX86_BUILTIN_COMULTPD): Ditto.
345 (IX86_BUILTIN_COMULEPD): Ditto.
346 (IX86_BUILTIN_COMUGTPD): Ditto.
347 (IX86_BUILTIN_COMUGEPD): Ditto.
348 (IX86_BUILTIN_COMORDPD): Ditto.
349 (IX86_BUILTIN_COMUNORDPD): Ditto.
350 (IX86_BUILTIN_COMFALSEPD): Ditto.
351 (IX86_BUILTIN_COMTRUEPD): Ditto.
352 (IX86_BUILTIN_PCOMEQUB): Ditto.
353 (IX86_BUILTIN_PCOMNEUB): Ditto.
354 (IX86_BUILTIN_PCOMLTUB): Ditto.
355 (IX86_BUILTIN_PCOMLEUB): Ditto.
356 (IX86_BUILTIN_PCOMGTUB): Ditto.
357 (IX86_BUILTIN_PCOMGEUB): Ditto.
358 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
359 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
360 (IX86_BUILTIN_PCOMEQUW): Ditto.
361 (IX86_BUILTIN_PCOMNEUW): Ditto.
362 (IX86_BUILTIN_PCOMLTUW): Ditto.
363 (IX86_BUILTIN_PCOMLEUW): Ditto.
364 (IX86_BUILTIN_PCOMGTUW): Ditto.
365 (IX86_BUILTIN_PCOMGEUW): Ditto.
366 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
367 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
368 (IX86_BUILTIN_PCOMEQUD): Ditto.
369 (IX86_BUILTIN_PCOMNEUD): Ditto.
370 (IX86_BUILTIN_PCOMLTUD): Ditto.
371 (IX86_BUILTIN_PCOMLEUD): Ditto.
372 (IX86_BUILTIN_PCOMGTUD): Ditto.
373 (IX86_BUILTIN_PCOMGEUD): Ditto.
374 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
375 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
376 (IX86_BUILTIN_PCOMEQUQ): Ditto.
377 (IX86_BUILTIN_PCOMNEUQ): Ditto.
378 (IX86_BUILTIN_PCOMLTUQ): Ditto.
379 (IX86_BUILTIN_PCOMLEUQ): Ditto.
380 (IX86_BUILTIN_PCOMGTUQ): Ditto.
381 (IX86_BUILTIN_PCOMGEUQ): Ditto.
382 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
383 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
384 (IX86_BUILTIN_PCOMEQB): Ditto.
385 (IX86_BUILTIN_PCOMNEB): Ditto.
386 (IX86_BUILTIN_PCOMLTB): Ditto.
387 (IX86_BUILTIN_PCOMLEB): Ditto.
388 (IX86_BUILTIN_PCOMGTB): Ditto.
389 (IX86_BUILTIN_PCOMGEB): Ditto.
390 (IX86_BUILTIN_PCOMFALSEB): Ditto.
391 (IX86_BUILTIN_PCOMTRUEB): Ditto.
392 (IX86_BUILTIN_PCOMEQW): Ditto.
393 (IX86_BUILTIN_PCOMNEW): Ditto.
394 (IX86_BUILTIN_PCOMLTW): Ditto.
395 (IX86_BUILTIN_PCOMLEW): Ditto.
396 (IX86_BUILTIN_PCOMGTW): Ditto.
397 (IX86_BUILTIN_PCOMGEW): Ditto.
398 (IX86_BUILTIN_PCOMFALSEW): Ditto.
399 (IX86_BUILTIN_PCOMTRUEW): Ditto.
400 (IX86_BUILTIN_PCOMEQD): Ditto.
401 (IX86_BUILTIN_PCOMNED): Ditto.
402 (IX86_BUILTIN_PCOMLTD): Ditto.
403 (IX86_BUILTIN_PCOMLED): Ditto.
404 (IX86_BUILTIN_PCOMGTD): Ditto.
405 (IX86_BUILTIN_PCOMGED): Ditto.
406 (IX86_BUILTIN_PCOMFALSED): Ditto.
407 (IX86_BUILTIN_PCOMTRUED): Ditto.
408 (IX86_BUILTIN_PCOMEQQ): Ditto.
409 (IX86_BUILTIN_PCOMNEQ): Ditto.
410 (IX86_BUILTIN_PCOMLTQ): Ditto.
411 (IX86_BUILTIN_PCOMLEQ): Ditto.
412 (IX86_BUILTIN_PCOMGTQ): Ditto.
413 (IX86_BUILTIN_PCOMGEQ): Ditto.
414 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
415 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
416 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
417 OPTION_MASK_ISA_ROUND for instructions that are shared between
420 (bdesc_sse_3arg): Ditto.
421 (enum multi_arg_type): New enum for describing the various SSE5
422 intrinsic argument types.
423 (bdesc_multi_arg): New table for SSE5 intrinsics.
424 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
425 (ix86_expand_multi_arg_builtin): New function for creating SSE5
427 (ix86_expand_builtin): Add SSE5 intrinsic support.
428 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
429 operand instructions.
430 (ix86_expand_sse5_multiple_memory): New function to split the
431 second memory reference from SSE5 instructions.
432 (type_has_variadic_args_p): Delete in favor of stdarg_p.
433 (ix86_return_pops_args): Use stdarg_p to determine if the function
434 has variable arguments.
435 (ix86_setup_incoming_varargs): Ditto.
436 (x86_this_parameter): Ditto.
438 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
440 (ix86_expand_sse5_pack): Ditto.
441 (ix86_sse5_valid_op_p): Ditto.
442 (ix86_expand_sse5_multiple_memory): Ditto.
444 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
445 constant for SSE5 support.
446 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
447 (UNSPEC_SSE5_TRUEFALSE): Ditto.
448 (UNSPEC_SSE5_PERMUTE): Ditto.
449 (UNSPEC_SSE5_ASHIFT): Ditto.
450 (UNSPEC_SSE5_LSHIFT): Ditto.
451 (UNSPEC_FRCZ): Ditto.
452 (UNSPEC_CVTPH2PS): Ditto.
453 (UNSPEC_CVTPS2PH): Ditto.
454 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
456 (COM_FALSE_S): Ditto.
457 (COM_FALSE_P): Ditto.
460 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
461 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
463 (memory attribute): Ditto.
464 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
465 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
466 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
467 (floor<mode>2): Ditto.
468 (ceil<mode>2): Ditto.
469 (btrunc<mode>2): Ditto.
470 (nearbyintdf2): Ditto.
471 (nearbyintsf2): Ditto.
472 (sse_setccsf): Disable if SSE5.
473 (sse_setccdf): Ditto.
474 (sse5_setcc<mode>): New support for SSE5 conditional move.
475 (sse5_pcmov_<mode>): Ditto.
477 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
480 (ssemodesuffixf4): New mode attribute for SSE5.
481 (ssemodesuffixf2s): Ditto.
482 (ssemodesuffixf2c): Ditto.
483 (sserotatemax): Ditto.
484 (ssescalarmode): Ditto.
485 (sse_maskcmpv4sf3): Disable if SSE5.
486 (sse_maskcmpv2df3): Ditto.
487 (sse_vmmaskcmpv4sf3): Ditto.
488 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
490 (sse5_vmfmadd<mode>4): Ditto.
491 (sse5_fmsub<mode>4): Ditto.
492 (sse5_vmfmsub<mode>4): Ditto.
493 (sse5_fnmadd<mode>4): Ditto.
494 (sse5_vmfnmadd<mode>4): Ditto.
495 (sse5_fnmsub<mode>4): Ditto.
496 (sse5_vmfnmsub<mode>4): Ditto.
497 (sse5i_fmadd<mode>4): Ditto.
498 (sse5i_fmsub<mode>4): Ditto.
499 (sse5i_fnmadd<mode>4): Ditto.
500 (sse5i_fnmsub<mode>4): Ditto.
501 (sse5i_vmfmadd<mode>4): Ditto.
502 (sse5i_vmfmsub<mode>4): Ditto.
503 (sse5i_vmfnmadd<mode>4): Ditto.
504 (sse5i_vmfnmsub<mode>4): Ditto.
505 (mulv16qi3): Add SSE5 support.
507 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
508 (sse2_mulv4si3): Disable if SSE5.
509 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
510 (sse4_1_roundps): Ditto.
511 (sse4_1_roundsd): Ditto.
512 (sse4_1_roundss): Ditto.
513 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
515 (sse_maskcmpsf3): Ditto.
516 (sse_vmmaskcmpv4sf3): Ditto.
517 (sse2_maskcmpv2df3): Ditto.
518 (sse2_maskcmpdf3): Ditto.
519 (sse2_vmmaskcmpv2df3): Ditto.
520 (sse2_eq<mode>3): Ditto.
521 (sse2_gt<mode>3): Ditto.
522 (sse5_pcmov_<mode>): Add SSE5 support.
523 (vec_unpacku_hi_v16qi): Ditto.
524 (vec_unpacks_hi_v16qi): Ditto.
525 (vec_unpacku_lo_v16qi): Ditto.
526 (vec_unpacks_lo_v16qi): Ditto.
527 (vec_unpacku_hi_v8hi): Ditto.
528 (vec_unpacks_hi_v8hi): Ditto.
529 (vec_unpacku_lo_v8hi): Ditto.
530 (vec_unpacks_lo_v8hi): Ditto.
531 (vec_unpacku_hi_v4si): Ditto.
532 (vec_unpacks_hi_v4si): Ditto.
533 (vec_unpacku_lo_v4si): Ditto.
534 (vec_unpacks_lo_v4si): Ditto.
535 (sse5_pmacsww): New SSE5 intrinsic insn.
536 (sse5_pmacssww): Ditto.
537 (sse5_pmacsdd): Ditto.
538 (sse5_pmacssdd): Ditto.
539 (sse5_pmacssdql): Ditto.
540 (sse5_pmacssdqh): Ditto.
541 (sse5_pmacsdqh): Ditto.
542 (sse5_pmacsswd): Ditto.
543 (sse5_pmacswd): Ditto.
544 (sse5_pmadcsswd): Ditto.
545 (sse5_pmadcswd): Ditto.
546 (sse5_pcmov_<move>): Conditional move support on SSE5.
547 (sse5_phaddbw): New SSE5 intrinsic insn.
548 (sse5_phaddbd): Ditto.
549 (sse5_phaddbq): Ditto.
550 (sse5_phaddwd): Ditto.
551 (sse5_phaddwq): Ditto.
552 (sse5_phadddq): Ditto.
553 (sse5_phaddubw): Ditto.
554 (sse5_phaddubd): Ditto.
555 (sse5_phaddubq): Ditto.
556 (sse5_phadduwd): Ditto.
557 (sse5_phadduwq): Ditto.
558 (sse5_phaddudq): Ditto.
559 (sse5_phsubbw): Ditto.
560 (sse5_phsubwd): Ditto.
561 (sse5_phsubdq): Ditto.
563 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
564 (sse5_pperm_zero_v16qi_v8hi): Ditto.
565 (sse5_pperm_sign_v8hi_v4si): Ditto.
566 (sse5_pperm_zero_v8hi_v4si): Ditto.
567 (sse5_pperm_sign_v4si_v2di): Ditto.
568 (sse5_pperm_sign_v4si_v2di): Ditto.
569 (sse5_pperm_pack_v2di_v4si): Ditto.
570 (sse5_pperm_pack_v4si_v8hi): Ditto.
571 (sse5_pperm_pack_v8hi_v16qi): Ditto.
572 (sse5_perm<mode>): New SSE5 intrinsic insn.
573 (rotl<mode>3): Ditto.
574 (sse5_rotl<mode>3): Ditto.
575 (sse5_ashl<mode>3): Ditto.
576 (sse5_lshl<mode>3): Ditto.
577 (sse5_frcz<mode>2): Ditto.
578 (sse5s_frcz<mode>2): Ditto.
579 (sse5_cvtph2ps): Ditto.
580 (sse5_cvtps2ph): Ditto.
581 (sse5_vmmaskcmp<mode>3): Ditto.
582 (sse5_com_tf<mode>3): Ditto.
583 (sse5_maskcmp<mode>3): Ditto.
584 (sse5_maskcmp_uns<mode>3): Ditto.
585 (sse5_maskcmp_uns2<mode>3): Ditto.
586 (sse5_pcom_tf<mode>3): Ditto.
588 * config/i386/predicates.md (const_0_to_31_operand): New predicate
590 (sse5_comparison_float_operator): New predicate to match the
591 comparison operators supported by the SSE5 com instruction.
592 (ix86_comparison_int_operator): New predicate to match just the
593 signed int comparisons.
594 (ix86_comparison_uns_operator): New predicate to match just the
595 unsigned int comparisons.
597 * doc/invoke.texi (-msse5): Add documentation.
598 (-mfused-madd): Ditto.
600 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
602 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
606 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
608 * config/i386/bmmintrin.h: New file, provide common x86 compiler
609 intrinisics for SSE5.
611 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
614 * config/i386/mmintrin-common.h: New file, to contain common
615 instructions between SSE4.1 and SSE5.
617 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
618 FOREACH_FUNCTION_ARGS to iterate over the argument list.
619 (gen_regparm_prefix): Ditto.
621 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
622 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
623 prototype_p to determine if a function is prototyped.
625 2007-09-12 Janis Johnson <janis187@us.ibm.com>
627 * config/dfp-bit.c (dfp_conversion_exception): New function.
628 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
631 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
633 2007-09-12 Jakub Jelinek <jakub@redhat.com>
636 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
637 before sp restoration even when total_size is 0, but
638 frame_pointer_needed.
640 2007-09-12 Bob Wilson <bob.wilson@acm.org>
642 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
643 (xtensa_copy_incoming_a7): Use start_sequence instead of
644 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
645 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
646 of the saveregs sequence.
648 2007-09-12 Richard Sandiford <richard@codesourcery.com>
650 * c-tree.h (grokfield): Add a "tree *" argument.
651 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
652 Chain nested decl attributes to it. Don't call decl_attributes here.
653 (groktypename): Pass grokdeclarator a pointer to the attribute list.
654 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
655 (grokfield): Take a pointer to the decl's attributes and pass
656 it to grokdeclarator.
657 * c-parser.c (c_parser_struct_declaration): Update the calls to
658 grokfield. Call decl_attributes for anonymous struct and union
661 2007-09-12 Jan Hubicka <jh@suse.cz>
663 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
665 2007-09-12 Ira Rosen <irar@il.ibm.com>
667 PR tree-optimization/32377
668 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
669 between positive and negative dependence distance using DDR_REVERSED_P.
671 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
673 PR tree-optimization/33373
674 * tree-vect-analyze (vect_determine_vectorization_factor): Call
675 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
677 2007-09-12 Jan Hubicka <jh@suse.cz>
680 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable for
683 2007-09-12 Christian Bruel <christian.bruel@st.com>
685 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
686 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
688 2007-09-12 Ira Rosen <irar@il.ibm.com>
690 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
691 for oprnd1 if not required.
692 (vectorizable_operation): Use scalar operand in SLP in case of
693 shift with scalar argument.
695 2007-09-12 Ira Rosen <irar@il.ibm.com>
697 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
700 2007-09-11 James E. Wilson <wilson@specifix.com>
702 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
703 TARGET_UNWIND_INFO is defined.
704 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
707 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
709 * config/sh/sh.c (calc_live_regs): Use
710 current_function_saves_all_registers instead of
711 current_function_has_nonlocal_label.
712 (sh_allocate_initial_value): Likewise.
713 (sh_get_pr_initial_val): Likewise.
714 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
715 * config/sh/sh.md (load_ra): Likewise.
717 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
719 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
722 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
723 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
725 2007-09-12 Sa Liu <saliu@de.ibm.com>
727 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
728 operands to DFmode GE or LE compares.
730 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
732 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
733 REG_CLASS_NAMES): Add P0REGS.
734 (REGNO_REG_CLASS): Return it where appropriate.
735 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
736 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
737 * doc/md.texi (Blackfin family): Document 'q' constraints.
739 2007-09-11 Steve Kenton <skenton@ou.edu>
741 * pa/linux-unwind.h: Guard with inhibit_libc.
742 * pa/hpux-unwind.h: Likewise.
744 2007-09-11 David Daney <ddaney@avtrex.com>
746 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
747 * doc/install.texi: Document new --with-llsc and --without-llsc
749 * config.gcc: Handle --with-llsc and --without-llsc configure options.
750 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
751 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
753 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
754 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
755 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
756 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
757 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
758 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
759 * config/mips/mips.opt (mllsc): New option.
760 * config/mips/mips.c (mips_llsc): Define variable.
761 (mips_handle_option): Handle mllsc option.
762 (override_options): Set mips_print_operand_punct for '|' and '-'.
763 (print_operand): Add new %| and %- operand codes.
764 * config/mips/mips.h (mips_llsc_setting): New enum type.
765 (mips_llsc): Declare.
766 (OPTION_DEFAULT_SPECS): Add llsc handling.
767 (GENERATE_SYNC): New macro.
768 (GENERATE_LL_SC): New macro.
769 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
770 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
771 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
772 in %| and %- operand codes.
774 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
776 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
777 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
779 2007-09-11 Jason Merrill <jason@redhat.com>
782 * stor-layout.c (layout_decl): Do pack variable size fields.
784 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
786 * config/m68k/predicates.md (movsi_const0_operand,
787 non_symbolic_call_operand): New predicates.
789 * config/m68k/constraints.md: (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
791 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
792 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
793 CW, CZ, CS, Ap and Ac.
795 * config/m68k/m68k.md (UNSPEC_IB): New constant.
796 (constraints.md): New include.
797 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
798 opx_mem, opy_mem, op_mem, guess, split): New attributes.
799 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
802 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
803 attributes. Split tstsi_internal_68020_cf from it.
804 (tstsi_internal_68020_cf): New pattern.
805 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
806 (tst<mode>_cf): Specify attributea.
807 (cmpsi_cf): Name pattern. Specify attributes.
808 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
809 (pushexthisi_const): Fix to use alternatives. Specify
811 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
812 from it. Fix to use alternatives. Specify attributes.
813 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
814 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
816 (movsf_cf_soft): Specify attributes.
817 (movdf_cf_soft): Add split.
818 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
819 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
820 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
821 (truncdfsf2_68881): Name pattern. Specify attributes.
822 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
823 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
824 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
826 (addsi3_5200): Fix to use alternatives. Specify attributes.
828 (add<mode>3_cf, subdi_dishl32): Specify attributes.
829 (subsi3): Add alternative for subq.l. Specify attributes.
830 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
831 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
833 (umulhisi3): Specify attributes.
834 (mulhisisi3_z): Name pattern. Specify attributes.
835 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
836 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
837 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
838 bsetmemqi): Specify attributes.
839 (bsetmemqi_ext): Name pattern. Specify attributes.
840 (bclrmemqi): Specify attributes.
841 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
842 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
844 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
845 pattern. Specify attributes.
846 (jump): Specify attributes.
847 (tablejump_internal): Name pattern. Specify attributes.
848 (call_value): Split into non_symbolic_call_value,
849 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
850 alternatives. Specify attributes.
851 (non_symbolic_call_value, symbolic_call_value_jsr,
852 symbolic_call_value_bsr): New patterns.
853 (nop, return, unlink, indirect_jump): Specify attributes.
854 (trap): Fix condition. Specify attributes.
857 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
858 (override_options): Initialize it. Initialize m68k_sched_cpu.
859 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
860 (const_method): Make global, rename to m68k_const_method.
861 (const_int_cost, output_move_const_into_data_reg): Update.
862 (output_move_double): Parametrize to emit rtl code, rename to
864 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
865 emit_movsi): New static functions.
866 (output_move_double): New function with semantics of old
868 (m68k_emit_move_double): New function.
869 (m68k_sched_cpu): New variable.
870 (attr_op_type): New enum.
871 (sched_guess_p): New variable.
872 (sched_address_type, sched_operand_type, sched_attr_op_type):
873 New static functions.
874 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
875 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
876 (sched_branch_type): New static variable.
877 (m68k_sched_branch_type): New function.
878 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
879 (m68k_symbolic_call_var): Declare.
880 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
881 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
882 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
883 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
886 2007-09-11 Jakub Jelinek <jakub@redhat.com>
888 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
889 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
890 error if __builtin_va_arg_pack_len () wasn't optimized out during
892 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
893 with the number of inline's anonymous arguments.
894 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
896 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
898 * fold-const.c (extract_muldiv_1): Do not simplify
901 2007-09-11 Jan Hubicka <jh@suse.cz>
903 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
904 (TARGET_INTER_UNIT_CONVERSIONS): New.
905 * i386.md (floatsi expanders): Remove redundant check for SImode
906 source; offload to memory when asked for.
907 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
908 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
910 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
911 floatsidf2_mixed_memory, floatsidf2_sse_memory
912 floatdisf2_mixed_memory, floatsisf2_sse_memory,
913 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
915 2007-09-11 Jan Hubicka <jh@suse.cz>
917 * toplev.c (process_options): all frontends now do unit-at-a-time.
918 * cgraphunit.c: update comments.
919 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
920 * c-decl.c (finish_function): use cgraph_add_new_function.
921 * function.c (expand_function_end): We are always unit-at-a-time.
923 2007-09-11 Richard Sandiford <richard@codesourcery.com>
925 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
927 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
929 2007-09-11 Richard Sandiford <richard@codesourcery.com>
931 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
932 SYMBOL_FORCE_TO_MEM constants.
933 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
934 (mips16_rewrite_pool_refs_info): New structure.
935 (mips16_rewrite_pool_constant): New function, split out from...
936 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
937 mips16_rewrite_pool_refs_info structure rather than a pointer
938 to a constant pool. Force force_to_mem_operands into memory.
939 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
940 * config/mips/predicates.md (force_to_mem_operand): New predicate.
941 * config/mips/constraints.md (kf): New constraint.
942 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
943 (*movsi_mips16): Likewise.
945 2007-09-11 Richard Sandiford <richard@codesourcery.com>
946 Nigel Stephens <nigel@mips.com>
947 David Ung <davidu@mips.com>
949 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
950 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
951 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
952 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
953 (mips_zero_extend_cost): New functions.
954 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
955 Use the new functions. Tweak many cost estimates, both here
956 and in the new subroutines. Return false when the cost of the
957 operands has not been calculated. Check for *clear_upper32.
958 Check for floating-point multiply-add, reciprocal and rsqrt
959 patterns. Handle comparison and rotation codes.
961 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
963 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
965 * config/i386/i386.c (get_dllimport_decl): Don't strip
968 2007-09-10 Janis Johnson <janis187@us.ibm.com>
971 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
973 (DFP_TO_BFP): Use for either XFmode or TFmode.
974 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
976 * config/dfp-bit.h: Include float.h.
977 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
978 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
979 which doesn't mean the same thing.
980 (BFP_KIND): Use 4 to mean TFmode.
981 (BFP_FMT): Specify the number of decimal digits based on the
982 number of mantissa digits.
983 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
984 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
985 (STR_TO_BFP): Use strtold for XFmode or TFmode.
986 (TFtype): Define if TFmode is supported.
987 * doc/libgcc.texi (Decimal float library routines): Document
988 TF conversion functions.
990 2007-09-10 Chao-ying Fu <fu@mips.com>
992 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
993 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
994 (mips_emit_compare): Process fixed-point modes.
995 (mips_pad_arg_upward): Support fixed-point types.
996 (override_options): Allow fixed-point modes in accumulators.
997 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
998 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
999 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1000 (mips_scalar_mode_supported_p): New function to accept fixed-point
1001 modes if the width is not greater than two BITS_PER_WORD.
1002 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1003 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1004 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1005 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1006 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1008 ("IMODE"): New mode attribute.
1009 (mips-fixed.md): Include.
1010 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1012 * config/mips/mips-fixed.md: New file.
1014 2007-09-11 Ben Elliston <bje@au.ibm.com>
1016 * config/spu/spu.md: Formatting fixes.
1018 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1020 * config/dfp-bit.c (dfp_unary_func): Delete.
1021 (dfp_unary_op): Delete.
1022 (dfp_binary_op): Use decFloat functions instead of decNumber
1023 functions for binary operations.
1024 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1025 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1027 (dfp_compare_op): Use decFloat functions insteadof decNumber
1028 functions for comparisons.
1029 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1030 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1032 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1033 call to dxx_binary_op and decFloat function.
1034 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1035 calls to dxx_binary_op and decFloat function.
1036 * config/dfp-bit.h: Include decFloat header files.
1037 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1038 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
1039 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
1040 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
1042 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
1043 Jan Sjodin <jan.sjodin@amd.com>
1045 * tree-vect-analyze.c (vect_analyze_operations): Change
1046 comparison of loop iterations with threshold to less than
1047 or equal to instead of less than. Reduce
1048 min_scalar_loop_bound by one.
1049 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1050 Change prologue and epilogue iterations estimate to vf/2,
1051 when unknown at compile-time. Change versioning guard
1052 cost to taken_branch_cost. If peeling for alignment is
1053 unknown at compile-time, change peel guard costs to one
1054 taken branch and one not-taken branch per peeled loop.
1055 If peeling for alignment is known but number of scalar loop
1056 iterations is unknown at compile-time, change peel guard
1057 costs to one taken branch per peeled loop. Change the cost
1058 model equation to consider vector iterations as the loop
1059 iterations less the prologue and epilogue iterations.
1060 Change outside vector cost check to less than or equal to
1061 zero instead of equal to zero.
1062 (vect_do_peeling_for_loop_bound): Reduce
1063 min_scalar_loop_bound by one.
1064 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
1065 TARG_COND_NOT_TAKEN_BRANCH_COST.
1066 * config/i386/i386.h (processor_costs): Add
1067 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
1068 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
1069 vec_align_load_cost, vect_unalign_load_cost,
1070 vec_store_cost, cond_taken_branch_cost,
1071 cond_not_taken_branch_cost.
1072 Define macros for x86 costs.
1073 * config/i386/i386.c:
1074 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
1075 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
1076 scalar_to_vec_cost, vec_align_load_cost,
1077 vect_unalign_load_cost, vec_store_cost,
1078 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
1079 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
1080 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
1081 core2_cost, generic64_cost, generic32_cost): Set to default
1083 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
1084 (x86_builtin_vectorization_cost): New.
1086 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1087 Ben Elliston <bje@au.ibm.com>
1089 * dfp.c: Include decimal128Local.h;
1090 (dfp_byte_swap): Remove.
1091 (encode_decimal32, decode_decimal32): Don't handle endianness.
1092 (encode_decimal64, decode_decimal64): Ditto.
1093 (encode_decimal128, decode_decimal128): Ditto.
1094 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
1096 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
1098 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
1099 * Makefile.in (DECNUM_H): Add decimal128Local.h.
1101 2007-09-10 David Daney <ddaney@avtrex.com>
1103 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
1105 (memory_barrier): Rewrote as an insn that clobbers memory.
1107 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1109 * config/mips/mips.c (mips_global_pointer): Check
1110 call_really_used_regs instead of call_used_regs.
1111 (mips_save_reg_p): Likewise. Save all call-saved registers
1112 if current_function_saves_all_registers. Fix indentation.
1113 No longer treat $18 as a special case.
1114 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1116 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1118 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1119 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1120 the introductory comment.
1121 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1122 (override_options): Don't test for it.
1123 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1124 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
1125 * config/mips/vr.h: As for config/mips/sde.h.
1127 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1128 Revital Eres <eres@il.ibm.com>
1130 * target.h (struct gcc_target.sched): New field: sms_res_mii.
1131 (struct ddg): Define.
1132 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
1133 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
1134 * config/spu/spu.c: Include ddg.h.
1135 (TARGET_SCHED_SMS_RES_MII): Define.
1136 (spu_sms_res_mii): New function to calculate mii.
1137 * modulo-sched (res_MII): Use it.
1138 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
1140 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1142 * config/s390/s390.c (s390_dump_pool): Create copy of constant
1143 pool entries since they might hold values that must not be shared.
1145 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
1148 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
1149 Use 'N' operand constraint for op2.
1150 (lshr<mode>3): Ditto.
1151 (ashl<mode>3): Ditto.
1152 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1153 (vec_shr_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1155 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
1156 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
1158 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1160 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
1161 Change mode macro in the last real_2expN parameter to uppercase.
1163 2007-09-10 Michael Matz <matz@suse.de>
1165 * tree-pass.h (pass_cselim): Declare new pass.
1166 * passes.c (init_optimization_passes): Link in pass_cselim.
1167 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
1168 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
1169 cond_store_replacement.
1170 (condstoretemp): New static variable.
1171 (cond_store_replacement): New function.
1172 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
1173 tree_ssa_phiopt_worker.
1174 (struct name_to_bb): New.
1175 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
1176 nt_init_block, nt_fini_block): New static functions.
1177 (seen_ssa_names, nontrap_set): New static variables.
1178 (gate_cselim, pass_cselim): Define new pass.
1179 * common.opt (ftree-cselim): New flag.
1180 * toplev.c (process_options): Set flag_tree_cselim if required.
1182 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
1184 * simplify-rtx.c (simplify_relational_operation_1): For recent
1185 canonicalization, don't recurse if op1 equals both PLUS arguments.
1187 2007-09-09 David Daney <ddaney@avtrex.com>
1189 * optabs.c (expand_sync_operation): Use plus insn if minus
1191 (expand_sync_fetch_operation): Ditto.
1193 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1195 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
1197 (*floatsisf2_sse_vector): Likewise.
1199 2007-09-09 Krister Walfridsson <cato@df.lth.se>
1201 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1203 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1205 * config/i386/i386.h (ix86_tune_indices): Rename
1206 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
1207 (TARGET_USE_VECTOR_CONVERTS): Updated.
1208 * config/i386/i386.c: Likewise.
1210 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
1211 Nigel Stephens <nigel@mips.com>
1213 * doc/invoke.texi (Overall Options): Add .sx file extension
1214 as a synonym for .S.
1215 * cppspec.c (known_suffixes): Likewise.
1216 * gcc.c (default_compilers): Likewise.
1218 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
1221 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
1222 * simplify-rtx.c (simplify_relational_operation_1): Add the
1223 canonicalization from i386.h.
1224 * doc/md.texi (Canonicalization of Instructions): Document it.
1226 2007-09-09 Jan Hubicka <jh@suse.cz>
1227 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1229 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
1230 (TARGET_USE_VECTOR_CONVERTS): New.
1231 * i386.md: New post-reload splitters for converting SF to DF and DF to
1233 (floatsi* expander): Special case vector conversions.
1234 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
1235 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
1236 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
1237 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1238 Disable when doing vector converts.
1239 (floatsi<mode>2_i387): Disable when
1240 * sse.md (vec_dupv2df): Export.
1241 * i386.c (ix86_tune_features): Enable SSE conversions.
1243 2007-09-09 Richard Guenther <rguenther@suse.de>
1245 * tree-ssa-operands.c (add_virtual_operand): Only mark
1246 stores as has_volatile_ops if alias information is not available.
1248 2007-09-09 Revital Eres <eres@il.ibm.com>
1250 * doc/contrib.texi: Add myself.
1252 2007-09-09 Ira Rosen <irar@il.ibm.com>
1254 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
1255 stmt_vinfo_set_outside_of_loop_cost): New functions.
1256 * tree-vect-transform.c (vect_get_cost_fields): Remove.
1257 (vect_model_simple_cost): Call
1258 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
1259 field instead of calling vect_get_cost_fields.
1260 (vect_model_store_cost, vect_model_load_cost): Likewise.
1262 2007-09-09 Revital Eres <eres@il.ibm.com>
1264 * config/rs6000/rs6000.c (paired_init_builtins): Add const
1265 declaration to bdesc_paired_preds variable.
1266 (paired_expand_builtin): Likewise.
1268 2007-09-09 Revital Eres <eres@il.ibm.com>
1270 * dbgcnt.def (sms_sched_loop): New counter.
1271 * modulo-sched.c: Use sms_sched_loop instead of
1272 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
1273 perform swing modulo scheduling on. Include dbgcnt.h.
1274 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
1275 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
1277 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
1279 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
1280 Substitute all uses with ...
1281 (MODEF): New mode iterator.
1283 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
1284 from pre-regalloc define_insn_and_split splitter pattern.
1285 (*fix_trunc<mode>_i387_1): Ditto.
1286 (*fistdi2_1): Ditto.
1287 (*fist<mode>2_1): Ditto.
1288 (frndintxf2_floor): Ditto.
1289 (*fist<mode>2_floor_1): Ditto.
1290 (frndintxf2_ceil): Ditto.
1291 (*fist<mode>2_ceil_1): Ditto.
1292 (frndintxf2_trunc): Ditto.
1293 (frndintxf2_mask_pm): Ditto.
1295 (prologue): Use (const_int 0) as never generated filler insn.
1297 (sibcall_epilogue): Ditto.
1298 (eh_return_si): Ditto.
1299 (eh_return_di): Ditto.
1301 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
1302 using MODEF mode iterator.
1303 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
1304 using MODEF mode iterator.
1305 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
1306 using MODEF mode iterator.
1307 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
1308 Macroize expander using MODEF mode iterator.
1310 (zero_extendsidi2): Remove operand constraints from expander.
1311 (smuldi3_highpart): Ditto.
1312 (indirect_jump): Ditto.
1315 * config/i386/sse.md (storentv4sf): Ditto.
1316 (storentv2df): Ditto.
1317 (storentv2di): Ditto.
1319 (sse2_cvtpd2ps): Ditto.
1320 (vec_interleave_highv16qi): Ditto.
1321 (vec_interleave_lowv16qi): Ditto.
1322 (vec_interleave_highv8hi): Ditto.
1323 (vec_interleave_lowv8hi): Ditto.
1324 (vec_interleave_highv4si): Ditto.
1325 (vec_interleave_lowv4si): Ditto.
1326 (vec_interleave_highv2di): Ditto.
1327 (vec_interleave_lowv2di): Ditto.
1328 (sse2_maskmovdqu): Ditto.
1329 * config/i386/mmx.md (mmx_maskmovq): Ditto.
1331 2007-09-09 Ira Rosen <irar@il.ibm.com>
1333 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
1334 (struct _slp_tree, struct _slp_instance): Define new data structures
1335 along macros for their access.
1336 (struct _loop_vec_info): Define new fields: strided_stores,
1337 slp_instances, and slp_unrolling_factor along macros for their access.
1338 (enum slp_vect_type): New.
1339 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
1341 (STMT_VINFO_STRIDED_ACCESS): New macro.
1342 (vect_free_slp_tree): Declare.
1343 (vectorizable_load): Add an argument of type slp_tree.
1344 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
1345 vectorizable_assignment): Likewise.
1346 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
1347 Declare (make extern).
1348 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1349 (new_loop_vec_info): Likewise.
1350 (destroy_loop_vec_info): Free memory allocated for SLP structures.
1351 * tree-vect-analyze.c: Include recog.h.
1352 (vect_update_slp_costs_according_to_vf): New.
1353 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
1354 functions. For not pure SLP stmts with strided access check that the
1355 group size is power of 2. Update the vectorization factor according to
1356 SLP. Call vect_update_slp_costs_according_to_vf.
1357 (vect_analyze_group_access): New.
1358 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
1359 (vect_free_slp_tree): New functions.
1360 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
1361 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
1362 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
1363 vect_detect_hybrid_slp): Likewise.
1364 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
1365 and vect_detect_hybrid_slp.
1366 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
1367 SLP costs into account.
1368 (vect_get_cost_fields): New function.
1369 (vect_model_simple_cost): Make extern, add SLP parameter and handle
1371 (vect_model_store_cost, vect_model_load_cost): Likewise.
1372 (vect_get_constant_vectors): New function.
1373 (vect_get_slp_vect_defs, vect_get_slp_defs,
1374 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
1375 vect_get_vec_defs): Likewise.
1376 (vectorizable_reduction): Don't handle SLP for now.
1377 (vectorizable_call): Don't handle SLP for now. Add argument to
1378 vect_model_simple_cost.
1379 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
1380 get SLPed and vectorized defs). Fix indentation and spacing.
1381 (vectorizable_assignment): Handle SLP.
1382 (vectorizable_induction): Don't handle SLP for now.
1383 (vectorizable_operation): Likewise.
1384 (vectorizable_type_demotion): Add argument to
1385 vect_model_simple_cost.
1386 (vectorizable_type_promotion): Likewise.
1387 (vectorizable_store, vectorizable_load): Handle SLP.
1388 (vectorizable_condition): Don't handle SLP for now.
1389 (vect_transform_stmt): Add a new argument for SLP. Check that there is
1390 no SLP transformation required for unsupported cases. Add SLP
1391 argument for supported cases.
1392 (vect_remove_stores): New function.
1393 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
1394 (vect_transform_loop): Schedule SLP instances.
1395 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
1397 2007-09-09 Andrew Haley <aph@redhat.com>
1399 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
1402 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
1404 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
1405 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
1406 Similar for what label_refs can go in the JUMP_TARGET field. Split
1407 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
1408 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
1409 REG_LABEL when replacing an operand with a LABEL_REF for a
1411 (subst_reloads): When replacing a LABEL_REG with a register,
1412 instead of generating a REG_LABEL note, assert that there already
1413 is one or that the label is a known target for the insn.
1414 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
1415 note, check the JUMP_LABEL field. Remove "else" after return.
1416 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
1417 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
1418 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
1419 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
1420 insns. Iterate over all notes; don't assume there's only one.
1421 * cse.c (recorded_label_ref): Adjust comment to refer to
1423 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
1424 insns, not just NONJUMP_INSN_P.
1425 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
1426 isn't a jump target.
1427 * jump.c (rebuild_jump_labels): Adjust head comment.
1428 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
1429 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
1430 (mark_all_labels): For JUMP_P insns without a target, check if the
1431 the target is noted on the previous nonjump insn.
1432 (mark_jump_label_1): New function, guts from mark_jump_label.
1433 <case IF_THEN_ELSE>: Handle first operand as a non-target when
1434 marking jump target labels.
1435 <case LABEL_REF>: Adjust for whether to generate a
1436 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
1437 For 'E' format rtl, iterate in descending element order.
1438 (delete_related_insns): Handle both REG_LABEL_TARGET and
1439 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
1440 reference count, delete and fallthrough. Move finding-next-
1441 non-deleted insn last in the function. Look at all INSN_P insns
1442 for REG_LABEL_OPERAND notes.
1443 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
1445 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
1446 JUMP_LABEL, output the INSN_UID of it.
1447 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
1448 and/or REG_LABEL_TARGET.
1449 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
1450 with jump.c copy by only adding notes for labels actually
1451 referenced in the insn.
1452 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
1453 usage count increment; handle all INSN_P trial insns.
1454 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
1456 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
1457 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1458 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
1460 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
1461 JUMP_P insns and REG_LABEL_OPERAND everywhere.
1462 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
1463 on all INSN_P insns.
1464 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
1465 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
1466 REG_LABEL_OPERAND notes.
1467 * reload1.c (calculate_needs_all_insns): Adjust comments.
1468 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
1469 * config/alpha/alpha.md (split for load of an address into a
1470 four-insn sequence on Unicos/Mk): Adjust to use
1472 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
1474 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1477 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1478 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
1479 FOR_BB_INSNS_SAFE instead of for loop.
1480 * cse.c (cse_extended_basic_block): Likewise.
1481 * postreload.c (reload_cse_regs_1): New variable next. Make sure
1482 that the for loop does not invoke NEXT_INSN on a deleted insn.
1483 * function.c (instantiate_virtual_regs): Likewise.
1484 * lower-subreg.c (remove_retval_note): Likewise.
1485 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
1487 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
1489 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
1490 insn, if it's a jump.
1491 (try_redirect_by_replacing_jump): New variable jump_p. Call
1492 tablejump_p before delete_insn_chain.
1493 * reload1.c (reload): New variable next. Make sure that the for
1494 loop does not invoke NEXT_INSN on a deleted insn.
1495 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
1496 (delete_output_reload): New variable prev. Make sure the the for
1497 loops do not invoke PREV_INSN on a deleted insn.
1499 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1501 * pa/constraints.md: Remove 'X' from unused letters comment.
1503 2007-09-08 Richard Guenther <rguenther@suse.de>
1505 * tree-tailcall.c (find_tail_calls): If we don't have aliases
1506 computed check stmt_ann->references_memory instead of counting
1509 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
1511 * cse.c (fold_rtx): Use validate_unshare_change() instead of
1512 validate_change() in one more case.
1514 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
1516 PR tree-optimization/32283
1517 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
1518 estimated_loop_iterations.
1519 (determine_use_iv_cost_condition): Decrease cost of expressions
1520 used in iv elimination.
1522 2007-09-08 Richard Guenther <rguenther@suse.de>
1524 * tree-cfg.c (verify_gimple_expr): Avoid building new
1525 pointer types, use TYPE_POINTER_TO if available instead.
1527 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
1530 PR rtl-optimization/26449
1531 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
1532 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
1534 (mulv16qi3): Implement as define_insn_and_split pattern instead of
1535 define_expand. Split insn in split1 pass.
1538 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
1540 PR tree-optimization/33301
1541 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
1544 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
1546 PR tree-optimization/32183
1547 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
1549 * tree-ssa-reassoc.c: Include cfgloop.h.
1550 (is_reassociable_op): Add a loop argument and return true only
1552 (linearize_expr): Updated.
1553 (should_break_up_subtract): Likewise.
1554 (linearize_expr_tree): Likewise.
1555 (init_reassoc): Call loop_optimizer_init with
1556 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
1557 with CDI_DOMINATORS.
1558 (fini_reassoc): Call loop_optimizer_finalize.
1560 2007-09-07 Sterling Augustine <sterling@tensilica.com>
1562 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
1563 if there is no i-cache.
1565 2007-09-07 Richard Guenther <rguenther@suse.de>
1568 2007-09-06 Richard Guenther <rguenther@suse.de>
1570 PR tree-optimization/32586
1571 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
1572 folding if nothing changed.
1573 (simplify_unary_expression): New function. Do tree combining
1574 on conversion like codes.
1575 (try_to_simplify): Call it.
1577 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1580 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
1581 (__gthread_active,__gthread_start, __gthread_active_init): New.
1582 * gthr-posix95.h: Likewise.
1584 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
1586 * function.h (struct function): Rename calls_unwind_init
1587 to saves_all_registers.
1588 (current_function_saves_all_registers): Renamed from
1589 current_function_calls_unwind_init.
1590 * reload1.c (reload): Set current_function_saves_all_registers.
1591 * except.c (expand_builtin_unwind_init): Likewise.
1592 * config/m68k/m68k.c (m68k_save_reg): Use
1593 current_function_saves_all_registers to save pic register.
1595 2007-09-07 Janis Johnson <janis187@us.ibm.com>
1597 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
1598 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
1600 Reapply reverted changes:
1602 2007-09-06 Jan Hubicka <jh@suse.cz>
1604 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
1607 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1609 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
1610 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
1612 2007-09-05 Janis Johnson <janis187@us.ibm.com>
1614 * optabs.c (expand_float): Convert unsigned integer as signed only
1615 if it provides sufficient accuracy; add mode argument to real_2expN.
1616 (expand_fix): Fix comment typos; extend binary float into mode
1617 wider than destination for converion to unsigned integer; add mode
1618 argument to real_2expN.
1619 * real.c (real_2expN): Add mode argument to special-case decimal
1621 * real.h (real_2expN): Ditto.
1622 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
1624 (fixed_from_string): Ditto.
1625 (fixed_to_decimal): Ditto.
1626 (fixed_convert_from_real): Ditto.
1627 (real_convert_from_fixed): Ditto.
1628 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
1629 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
1630 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
1631 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
1633 2007-09-07 Diego Novillo <dnovillo@google.com>
1635 * tree-flow.h (const_block_stmt_iterator): Remove.
1636 Update all users to use block_stmt_iterator.
1637 * tree-iterator.h (const_tree_stmt_iterator): Remove.
1638 Update all users to use tree_stmt_iterator.
1640 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
1642 * config/mips/mips.c (mips_set_current_function): Temporarily
1643 make this a no-op to fix bootstrap errors, pending rewrite.
1645 2007-09-07 Jan Hubicka <jh@suse.cz>
1647 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
1650 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
1652 PR tree-optimization/33299
1653 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
1654 uses for all relevant loop-exit phis, not just the first.
1656 2007-09-07 Richard Guenther <rguenther@suse.de>
1659 * tree-ssa-operands.c (access_can_touch_variable): An access
1660 of the form (*p)[0] can touch a variable of same size.
1662 2007-09-07 Jan Hubicka <jh@suse.cz>
1664 * passes.c (init_optimization_passes): Add simple dce and addressable
1666 * tree-ssa.c (execute_update_addresses_taken): New function.
1667 (pass_update_address_taken): New.
1668 * tree-ssa-dse.c (execute_simple_dse): New function.
1669 (pass_simple_dse): New.
1670 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
1672 2007-09-07 Tobias Burnus <burnus@net-b.de>
1675 * doc/invoke.texi: Fix -Wstrict-overflow= table.
1677 2007-09-07 Richard Guenther <rguenther@suse.de>
1680 2007-09-06 Richard Guenther <rguenther@suse.de>
1682 PR tree-optimization/32586
1683 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
1684 folding if nothing changed.
1685 (simplify_unary_expression): New function. Do tree combining
1686 on conversion like codes.
1687 (try_to_simplify): Call it.
1689 2007-09-07 Richard Guenther <rguenther@suse.de>
1690 Uros Bizjak <ubizjak@gmail.com>
1692 PR tree-optimization/32821
1693 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
1694 NULL in the call to set_bb_stmt_list.
1696 2007-09-07 Richard Sandiford <richard@codesourcery.com>
1698 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
1699 float calls here, rather than leaving some to the caller.
1700 Use call_internal_direct and call_value_internal_direct.
1701 * config/mips/mips.md (call_internal_direct): New pattern.
1702 (call_value_internal_direct): Likewise.
1704 2007-09-07 Richard Sandiford <richard@codesourcery.com>
1706 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
1707 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
1709 (override_options): Set mips_base_move_loop_invariants.
1711 2007-09-07 Richard Sandiford <richard@codesourcery.com>
1713 * config/mips/mips.opt (mcode-readable=): Move to keep list
1716 2007-09-07 Richard Sandiford <richard@codesourcery.com>
1718 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
1719 and -mgpopt options. Adjust the -G documentation to match.
1720 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
1721 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
1722 function, split out from mips_classify_symbol. Return false for
1723 !TARGET_LOCAL_SDATA.
1724 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
1725 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
1726 (override_options): Check whether the -mgpopt setting is consistent
1727 with the other flags.
1728 (symbolic_expression_p): Delete.
1729 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
1730 and default_elf_select_rtx_section.
1731 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
1732 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
1733 external data and TARGET_EXTERN_SDATA.
1735 2007-09-07 Tobias Burnus <burnus@net-b.de>
1738 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
1740 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1742 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
1743 FOR_BB_INSNS_SAFE instead of for loop.
1744 * cse.c (cse_extended_basic_block): Likewise.
1745 * postreload.c (reload_cse_regs_1): New variable next. Make sure
1746 that the for loop does not invoke NEXT_INSN on a deleted insn.
1747 * function.c (instantiate_virtual_regs): Likewise.
1748 * lower-subreg.c (remove_retval_note): Likewise.
1749 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
1751 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
1753 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
1754 insn, if it's a jump.
1755 (try_redirect_by_replacing_jump): New variable jump_p. Call
1756 tablejump_p before delete_insn_chain.
1757 * reload1.c (reload): New variable next. Make sure that the for
1758 loop does not invoke NEXT_INSN on a deleted insn.
1759 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
1760 (delete_output_reload): New variable prev. Make sure the the for
1761 loops do not invoke PREV_INSN on a deleted insn.
1763 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
1765 * cgraphbuild.c (rebuild_cgraph_edges): Export.
1766 * cgraph.h (rebuild_cgraph_edges): Declare.
1767 * tree-pass.h (pass_expand_omp_ssa): New.
1768 * omp-low.c (find_omp_clause): Export.
1769 (copy_var_decl): Split from omp_copy_decl_2.
1770 (build_omp_barrier): Return the call to emit instead of emitting
1772 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
1774 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
1775 expand_omp_for_generic, expand_omp_for_static_nochunk,
1776 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
1777 Adapted to work on SSA form.
1778 (execute_expand_omp): Do not invalidate dominance information.
1779 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
1780 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
1781 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
1783 (force_gimple_operand): Allow gimplifying code expressions without
1785 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
1786 * common.opt (fopenmp-ssa): New.
1787 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
1788 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
1789 * tree-cfg.c: Include tree-inline.h.
1790 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
1791 (replace_by_duplicate_decl, replace_ssa_name,
1792 mark_virtual_ops_in_region): New functions.
1793 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
1794 to work on SSA form.
1795 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
1796 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
1799 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1801 * tree-loop-linear.c: Include obstack.h.
1802 (linear_transform_loops): New obstack lambda_obstack.
1803 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
1804 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
1805 and free afterwards.
1806 * lambda.h (struct obstack): New forward declaration.
1807 (lambda_linear_expression_new): New parameter of type struct
1809 (lambda_loopnest_new): Likewise.
1810 (lambda_loopnest_transform): Likewise.
1811 (lambda_body_vector_new): Likewise.
1812 (lambda_body_vector_compute_new): Likewise.
1813 (gcc_loopnest_to_lambda_loopnest): Likewise.
1814 (lambda_loopnest_to_gcc_loopnest): Likewise.
1815 * lambda-code.c: Include obstack.h.
1816 (lambda_lattice_new): New parameter lambda_obstack. Use it for
1818 (lambda_body_vector_new): Likewise.
1819 (lambda_linear_expression_new): Likewise.
1820 (lambda_lattice_new): Likewise.
1821 (lambda_loopnest_new): Likewise. Additionally use obstack to
1822 allocate LN_LOOPS(ret).
1823 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
1824 it to lambda_lattice_new.
1825 (lambda_body_vector_compute_new): New parameter lambda_obstack.
1826 Pass it to lambda_body_vector_new.
1827 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
1828 it to lambda_lattice_new.
1829 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
1830 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
1831 (lambda_compute_target_space): Likewise.
1832 (lambda_compute_auxillary_space): New parameter lambda_obstack.
1833 Pass it to lambda_lattice_compute_base and
1834 compute_nest_using_fourieer_motzkin.
1835 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
1836 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
1837 and lambda_lattice_compute_target_space.
1838 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
1839 Pass it to lambda_linear_expression_new.
1840 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
1841 to gcc_tree_to_linear_expression.
1842 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
1843 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
1844 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
1845 Pass it to lambda_body_vector_new and
1846 lambda_body_vector_compute_new.
1847 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
1848 (lambda-code.o): Likewise.
1850 2007-09-06 Chao-ying Fu <fu@mips.com>
1852 * ginclude/stdfix.h: New file.
1853 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
1854 (convert.o): Add dependence on fixed-value.h.
1855 * c-convert.c (convert): Support FIXED_POINT_TYPE.
1856 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
1857 to define fixed-point constants.
1858 (c_cpp_builtins): Define fixed-point constants.
1859 * convert.c (fixed-value.h): New include.
1860 (convert_to_real): Update comment to include fixed-point.
1861 Support FIXED_POINT_TYPE.
1862 (convert_to_integer): Update comment to include fixed-point.
1863 Support FIXED_POINT_TYPE.
1864 (convert_to_complex): Support FIXED_POINT_TYPE.
1865 (convert_to_fixed): New function.
1866 * convert.h (convert_to_fixed): Declare.
1867 * genopinit.c: Add comment about $Q for only fixed-point modes.
1868 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
1869 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
1870 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
1871 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
1872 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
1873 usneg_optab for fixed-point modes.
1874 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
1876 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
1877 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
1878 unsigned saturation optabs, when type is saturating.
1879 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
1880 (expand_fixed_convert): New function.
1881 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
1882 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
1883 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
1884 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
1885 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
1886 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
1888 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
1889 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
1890 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
1891 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
1892 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
1894 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
1895 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
1896 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
1897 fractuns, satfractuns.
1898 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
1899 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
1900 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
1901 OTI_ssmsub_widen, OTI_usmsub_widen.
1902 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
1903 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
1904 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
1905 umsub_widen_optab, usmsub_widen_optab): Define.
1906 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
1908 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
1910 (expand_fixed_convert): Declare.
1911 * expr.c (convert_move): Support the move of fixed-point modes.
1912 (emit_move_insn_1): Handle fixed-point mode to move via integer.
1913 (categorize_ctor_elements_1): Handle FIXED_CST.
1914 (count_type_elements): Handle FIXED_POINT_TYPE.
1915 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
1916 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1918 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
1919 multiply and add/subtract for fixed-point types.
1920 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
1921 mode, we jump to binop directly.
1922 Support FIXED_CONVERT_EXPR.
1923 (do_store_flag): Check FIXED_CST to put a constant second.
1924 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
1925 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1926 (const_vector_from_tree): Support FIXED_CST.
1927 * doc/extend.texi (Fixed-Point): New node.
1928 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
1929 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
1930 satfract, fractuns, satfractuns): Document them.
1932 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1934 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
1935 addresses into I registers.
1937 2007-09-06 Jan Hubicka <jh@suse.cz>
1938 Andreas Tobler <a.tobler@schweiz.org>
1940 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
1942 (machopic_legitimize_pic_address): Likewise.
1944 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1945 Jan Hubicka <jh@suse.cz>
1947 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
1948 instead of ufloat_optab->handlers directly.
1949 (floatdidf2): Likewise.
1951 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
1953 * config/mips/mips.c: Include diagnostic.h.
1954 (mips_set_current_function): Check errorcount and sorrycount
1955 before generating RTL.
1957 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1960 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
1961 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
1962 (print_operand_reloc): Likewise.
1964 2007-09-06 Janis Johnson <janis187@us.ibm.com>
1968 2007-09-06 Jan Hubicka <jh@suse.cz>
1970 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
1973 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1975 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
1976 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
1978 2007-09-05 Janis Johnson <janis187@us.ibm.com>
1980 * optabs.c (expand_float): Convert unsigned integer as signed only
1981 if it provides sufficient accuracy; add mode argument to real_2expN.
1982 (expand_fix): Fix comment typos; extend binary float into mode
1983 wider than destination for converion to unsigned integer; add mode
1984 argument to real_2expN.
1985 * real.c (real_2expN): Add mode argument to special-case decimal
1987 * real.h (real_2expN): Ditto.
1988 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
1990 (fixed_from_string): Ditto.
1991 (fixed_to_decimal): Ditto.
1992 (fixed_convert_from_real): Ditto.
1993 (real_convert_from_fixed): Ditto.
1994 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
1995 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
1996 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
1997 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
1999 2007-09-06 Tom Tromey <tromey@redhat.com>
2001 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2002 * c-pch.c (c_common_read_pch): Restore current location after
2004 * tree.c (expand_location): Update.
2005 (expr_filename): Changed return type. Unified the two cases.
2006 (expr_lineno): Likewise.
2007 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2009 * toplev.c (line_table): Changed type.
2010 (general_init): Update.
2011 (realloc_for_line_map): New function.
2012 (general_init): Allocate line_table using GC.
2013 * fix-header.c (line_table): Changed type.
2014 (read_scan_file): Update.
2015 (read_scan_file): Update.
2016 * c-ppoutput.c (maybe_print_line): Update.
2017 (print_line): Update.
2018 (cb_line_change): Update.
2019 (cb_define): Update.
2020 (pp_file_change): Update.
2021 * c-opts.c (c_common_init_options): Update.
2022 (finish_options): Update.
2023 (push_command_line_include): Update.
2024 * c-lex.c (cb_line_change): Update.
2025 (cb_def_pragma): Update.
2026 (cb_define): Update.
2028 (c_lex_with_flags): Use cpp_get_token_with_location.
2029 * input.h (line_table): Changed type.
2030 (location_from_locus): New macro.
2031 * tree.h (EXPR_FILENAME): No longer an lvalue.
2032 (EXPR_LINENO): Likewise.
2033 (expr_locus, set_expr_locus): Declare separately for
2034 USE_MAPPED_LOCATION.
2035 (expr_filename, expr_lineno): Changed return type.
2036 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2037 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2038 (expand_gimple_basic_block): Likewise.
2039 * final.c (final_scan_insn): Use expanded_location.
2041 2007-09-06 Richard Guenther <rguenther@suse.de>
2043 PR tree-optimization/32586
2044 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2045 folding if nothing changed.
2046 (simplify_unary_expression): New function. Do tree combining
2047 on conversion like codes.
2048 (try_to_simplify): Call it.
2049 * builtins.c (fold_builtin_cexp): Fold the built expressions.
2050 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
2052 2007-09-06 Jan Hubicka <jh@suse.cz>
2055 * cse.c (fold_rtx): Avoid invalid sharing.
2057 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2059 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2060 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2062 2007-09-06 Revital Eres <eres@il.ibm.com>
2064 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2065 Fix offsettable memory reference for 750CL.
2067 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
2069 * reload.c (find_reloads_address_1): Try to preserve original
2070 base/index regclass of operands.
2071 * regrename.c (scan_rtx_address): Likewise.
2072 (replace_oldest_value_addr): Likewise.
2074 2007-09-06 Richard Guenther <rguenther@suse.de>
2076 PR tree-optimization/33302
2077 * domwalk.c (walk_dominator_tree): The exit block is
2078 interesting even if it is not reachable.
2080 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2083 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
2085 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
2087 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
2090 2007-09-05 Ian Lance Taylor <iant@google.com>
2092 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
2094 (dump_generic_node): Likewise.
2095 * print-rtl.c (print_decl_name): Likewise.
2096 * print-tree.c (print_node_brief): Likewise.
2097 (print_node): Likewise.
2098 * Makefile.in (RTL_BASE_H): Add alias.h.
2101 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
2103 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
2105 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2106 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2108 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2110 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2111 (tm_defines): Define UCLIBC_DEFAULT to 1.
2112 (extra_options): Add linux.opt.
2113 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2114 (CRT_CALL_STATIC_FUNCTION): Likewise.
2115 (NO_IMPLICIT_EXTERN_C): Likewise.
2116 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2117 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2118 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2119 (ENDFILE_SPEC): Don't define.
2120 (LIB_SPEC): Likewise.
2121 (CRT_CALL_STATIC_FUNCTION): Likewise.
2122 (NO_IMPLICIT_EXTERN_C): Likewise.
2123 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2124 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2126 2007-09-06 Jan Hubicka <jh@suse.cz>
2128 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2131 2007-09-06 Jan Hubicka <jh@suse.cz>
2133 * opts.c (common_handle_option): Enable inlining functions for
2136 2007-09-06 Jakub Jelinek <jakub@redhat.com>
2138 * builtin-attrs.def (ATTR_NONNULL_3): New.
2139 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
2140 ATTR_NOTHROW_NONNULL_##FA.
2141 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
2142 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
2143 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
2144 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
2145 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
2146 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
2147 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
2149 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
2150 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
2151 ATTR_FORMAT_NOTHROW_3_4): Remove.
2152 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
2153 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
2154 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
2155 instead of ATTR_FORMAT_*_*.
2157 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
2159 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
2160 parts re-used for REG_FRAME_RELATED_EXPR.
2162 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2164 * optabs.c (expand_float): Convert unsigned integer as signed only
2165 if it provides sufficient accuracy; add mode argument to real_2expN.
2166 (expand_fix): Fix comment typos; extend binary float into mode
2167 wider than destination for converion to unsigned integer; add mode
2168 argument to real_2expN.
2169 * real.c (real_2expN): Add mode argument to special-case decimal
2171 * real.h (real_2expN): Ditto.
2172 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2174 (fixed_from_string): Ditto.
2175 (fixed_to_decimal): Ditto.
2176 (fixed_convert_from_real): Ditto.
2177 (real_convert_from_fixed): Ditto.
2178 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2179 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2180 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2181 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2183 2007-09-05 Ian Lance Taylor <iant@google.com>
2185 * init-regs.c (initialize_uninitialized_regs): Call
2186 emit_insn_before rather than add_insn_before.
2188 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2190 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
2191 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
2192 * tree-inline.h (copy_body_data): Add call_expr field.
2193 * tree-inline.c (expand_call_inline): Initialize call_expr.
2194 (copy_bb): Append anonymous inline fn arguments to arguments
2195 when inlining a CALL_EXPR_VA_ARG_PACK call.
2196 * builtins.c (expand_builtin): Issue an error if
2197 BUILT_IN_VA_ARG_PACK is seen during expand.
2198 (fold_call_expr, fold_builtin_call_array): Don't fold
2199 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
2200 __builtin_va_arg_pack () call as last argument.
2201 * gimplify.c (gimplify_call_expr): If last argument to a vararg
2202 function is __builtin_va_arg_pack (), decrease number of call
2203 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
2204 * expr.c (expand_expr_real_1): Issue an error if
2205 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
2206 * tree-pretty-print.c (dump_generic_node): Handle printing
2207 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
2208 * doc/extend.texi (__builtin_va_arg_pack): Document.
2210 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
2212 PR tree-optimization/21513
2213 * builtins.c (build_builtin_expect_predicate): New function.
2214 (fold_builtin_expect): Add argument for expected value.
2215 Distribute __builtin_expect over short-circuiting operations.
2216 Fold nested builtin_expects.
2217 (fold_builtin_2): Adjust call to fold_builtin_expect.
2219 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
2222 PR tree-optimization/13756
2223 * doc/invoke.texi (Options That Control Optimization): Document
2226 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
2228 * gcc/config/i386/cpuid.h: New file.
2229 * gcc/config/i386/driver-i386.c: Include cpuid.h.
2230 (describe_cache): Shrink size and line strings to 100 bytes.
2231 (detect_caches_amd): Return "" for unsupported max_ext_level.
2232 Use __cpuid function.
2233 (detect_caches_intel): Return "" for unsupported max_level.
2234 Use __cpuid function.
2235 (host_detect_local_cpu): Change feature flag variables to
2236 unsigned int. Initialize only extended feature flag variables.
2237 Use __get_cpuid_max to determine max supported cpuid level.
2238 Use __cpuid function to determine supported features. Fix
2239 calculation of family id. Remove is_amd and check signature
2240 directly. Check for Geode signature. Handle family 4 id.
2241 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
2242 cpu discovery code to lower part of the function.
2243 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
2244 for sub-architecture.
2245 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
2246 [PROCESSOR_K8]: Add k8-sse3 architecture.
2247 [PROCESSOR_NOCONA]: Remove.
2248 [PROCESSOR_GENERIC64]: Ditto.
2249 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
2250 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
2251 to check for SSE and FXSAVE support.
2252 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
2253 Add -minline-all-stringops.
2254 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
2255 (x86_64-*-*): Ditto.
2257 2007-09-05 Jie Zhang <jie.zhang@analog.com>
2259 * config/bfin/linux-unwind.h: New file.
2260 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
2261 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
2263 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2265 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
2266 * stmt.c: Include alloc-pool.h.
2267 (struct case_node): Remove GTY marker.
2268 (add_case_node): New parameter case_node_pool. Use it for
2270 (expand_case): New allocation pool case_node_pool. Initialize it,
2271 pass to add_case_node and free it.
2273 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2274 David Ung <davidu@mips.com>
2275 Nigel Stephens <nigel@mips.com>
2277 Add mips16/nomips16 function attributes and -mflip-mips16 option
2278 for testing mixed-mode compilation.
2280 * config/mips/mips.opt (mflip-mips16): New.
2282 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
2283 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
2285 * config/mips/mips.c (mips_base_target_flags): New.
2286 (mips_base_mips16): New.
2287 (mips_base_schedule_insns): New.
2288 (mips_base_reorder_blocks_and_partition): New.
2289 (mips_base_align_loops): New.
2290 (mips_base_align_jumps): New.
2291 (mips_base_align_functions): New.
2292 (mips16_flipper): New.
2293 (mips_attribute_table): Add "mips16" and "nomips16" entries.
2294 (TARGET_SET_CURRENT_FUNCTION): Define.
2295 (mips_mips16_type_p, mips_nomips16_type_p): New.
2296 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
2297 (mips_function_ok_for_sibcall): Make it deal with functions with
2299 (mips_init_split_addresses): New, split out from override_options.
2300 (mips_init_relocs): New, split out from override_options.
2301 (was_mips16_p): New.
2302 (mips_set_mips16_mode): New, split out from override_options.
2303 (mips_set_current_function): New.
2304 (override_options): Add sorry for unsupported mips16/pic
2305 combination. Remove error for mips16/dsp combination. Save
2306 base option settings.
2307 (mips_file_start): Move mips16 mode setting output from here....
2308 (mips_output_function_prologue): ....to here.
2309 (mips_output_mi_thunk): Check for mips16 function.
2310 (build_mips16_function_stub): Don't set .mips16 here.
2311 (build_mips16_call_stub): Likewise.
2312 (mips_expand_builtin): Error in mips16 mode.
2313 (mips_use_mips16_mode_p): New.
2314 (mips_encode_section_info): Check for mips16 function, and set
2315 SYMBOL_REF_FLAGS accordingly.
2317 * doc/extend.texi (Function Attributes): Document new
2318 mips16/nomips16 attributes.
2319 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
2320 (MIPS Options): Document -mflip-mips16.
2322 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2324 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
2325 if we encounter TLS address in MIPS16 mode.
2326 (mips_legitimize_const_move): Check cannot_force_const_mem for
2327 the (const (plus symbol offset)) case; this forces invalid TLS
2328 address in MIPS16 mode to be caught by the above call to sorry.
2329 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
2330 because that now enables emutls, which is not ABI compatible
2331 with native TLS in non-MIPS16 mode.
2333 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2335 Add target hook invoked when cfun changes.
2337 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
2338 * target.h (struct gcc_target): Add set_current_function.
2339 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
2340 (TARGET_INITIALIZER): Add initializer for set_current_function.
2341 * tree.h (push_struct_function): New.
2342 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
2344 (set_cfun): Declare.
2345 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
2347 (push_function_context_to): Use allocate_struct_function
2348 to create null context, not init_dummy_function_start. Use set_cfun.
2349 (pop_function_context_from): Use set_cfun.
2350 (in_dummy_function): New.
2351 (invoke_set_current_function_hook): New.
2353 (push_cfun, pop_cfun): Use set_cfun.
2354 (push_struct_function): New.
2355 (allocate_struct_function): Call invoke_set_current_function_hook
2357 (prepare_function_start): Don't set cfun here. Remove unused
2358 argument; fix all callers.
2359 (init_dummy_function_start): Fiddle with in_dummy_function. Call
2360 push_struct_function.
2361 (init_function_start): Set cfun here.
2362 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
2363 * omp-low.c (create_omp_child_function): Use push_struct_function
2364 and pop_cfun to save/restore state.
2365 (expand_omp_parallel): Remove unused saved_cfun variable.
2366 * cgraphunit.c (ipa_passes): Use set_cfun.
2367 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
2368 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
2369 * matrix-reorg.c (transform_allocation_sites): Likewise.
2370 (matrix_reorg): Use set_cfun.
2371 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
2372 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
2373 assignment to cfun; use set_cfun for the other.
2374 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
2375 (dump_function_to_file): Use push_cfun/pop_cfun here.
2376 * c-decl.c (finish_function): Use set_cfun.
2378 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2380 * regrename.c (rerename_optimize): Use deferred rescanning and
2381 insert explicit calls to rescan insns when changed.
2383 2007-09-05 Jan Hubicka <jh@suse.cz>
2385 * optabs.c (libfunc_entry): Change optab to integer.
2386 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
2387 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
2388 of pointers for hashing.
2390 2007-09-05 Jan Hubicka <jh@suse.cz>
2392 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
2394 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
2395 * see.c (pass_see): Likewise.
2396 * tracer.c (pass_tracer): Likewise.
2397 * postreload-gcse.c (pass_gcse2): Likewise.
2398 * postreload.c (pass_postreload_cse): Likewise.
2399 * mode-switching.c (pass_mode_switching): Likewise.
2400 * modulo-sched.c (pass_sms): Likewise.
2401 * cse.c (cse_insn): Likewise.
2402 * web.c (pass_web): Likweise.
2403 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
2404 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
2405 * loop-init.c (pass_rtl_loop_init): Likewise.
2406 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
2407 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
2408 * global.c (pass_global_alloc): Likewise.
2409 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
2410 pass_if_after_reload): Likewise.
2411 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
2412 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
2413 * regmove.c (pass_regmove): Likewise.
2414 * function.c (pass_thread_prologugues_epilogues): Likewise.
2415 * gcse.c (pass_gcse): Likewise.
2416 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
2417 * lower-subreg.c (pass_lower_subreg2): Likewise.
2418 * bt-load.c (pass_branch_target_load): Likewise.
2419 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2420 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
2421 * combine.c (pass_combine): Likewise.
2422 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
2423 (pass_partition_blocks): Likewise.
2424 * var-tracking.c (pass_variable_track): Likewise.
2425 * reg-stack.c (pass_stack_regs_run): Likewise.
2426 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
2427 * passes.c (pass_postreload): Likewise.
2428 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
2429 * tree-pass.h (TODO_verify_rtl_sharing): New.
2430 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2431 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
2432 TODO_set_props, TODO_df_finish, TODO_df_verify,
2433 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
2435 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2437 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
2438 fold_real_zero_addition_p, reorder_operands_p,
2439 div_if_zero_remainder, fold_undefer_overflow_warnings,
2440 int_binop_types_match_p, fold_convert_const_int_from_int,
2441 fold_convert_const_int_from_real,
2442 fold_convert_const_int_from_fixed,
2443 fold_convert_const_real_from_real,
2444 fold_convert_const_real_from_fixed,
2445 fold_convert_const_fixed_from_fixed,
2446 fold_convert_const_fixed_from_int,
2447 fold_convert_const_fixed_from_real, maybe_lvalue_p,
2448 fold_checksum_tree, fold_check_failed, print_fold_checksum,
2449 debug_fold_checksum, multiple_of_p): Constify.
2450 * tree-flow-inline.h (get_lineno): Likewise.
2451 * tree-flow.h (get_lineno): Likewise.
2452 * tree-object-size.c (compute_object_offset, addr_object_size,
2453 alloc_object_size, pass_through_call): Likewise.
2454 * tree-pretty-print.c (op_symbol, print_call_name,
2455 print_struct_decl, do_niy): Likewise.
2456 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
2457 debug_fold_checksum): Likewise.
2459 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
2462 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
2463 note, remove the associated REG_RETVAL note.
2465 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2467 * config.gcc (powerpc*-*-*): Install
2468 spu2vmx.h, vec_types.h, and si2vmx.h headers.
2469 * config/rs6000/spu2vmx.h: New header.
2470 * config/rs6000/si2vmx.h: New header.
2471 * config/rs6000/vec_types.h: New header.
2473 2007-09-05 Ben Elliston <bje@au.ibm.com>
2475 * varasm.c (initializer_constant_valid_p): Fix comment typo.
2477 2007-09-05 Ben Elliston <bje@au.ibm.com>
2479 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
2481 (__stdcx): Make asm volatile.
2482 (__stwcx, __stdcx): Return only 0 or 1.
2484 2007-09-05 Jan Hubicka <jh@suse.cz>
2488 2007-09-04 Jan Hubicka <jh@suse.cz>
2489 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
2491 2007-09-04 Richard Guenther <rguenther@suse.de>
2492 * tree-ssa-operands.c (add_virtual_operand): Only mark
2493 stores as has_volatile_ops if alias information is not available.
2495 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2497 * config/rs6000/tramp.asm: Include config.h.
2498 Check __PIC__ or __pic__ macro instead of SHARED.
2500 PR rtl-optimization/32300
2501 * see.c (see_copy_insn): New function.
2502 (see_def_extension_not_merged, see_merge_one_use_extension,
2503 see_merge_one_def_extension): Use it. Avoid changing
2504 PREV_INSN/NEXT_INSN chains directly, insted emit insns
2505 into sequences. Call df_insn_delete on temporary insns
2506 that won't be emitted into the insn stream.
2507 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
2508 and run df_process_deferred_rescans () before run_fast_dce.
2510 PR tree-optimization/33017
2511 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
2512 recurse for pure or const function calls.
2514 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2516 * c-format.c: Include alloc-pool.h.
2517 (check_format_info_main): New argument fwt_alloc. Use allocation
2518 pool instead of GC. Remove GC deallocation code.
2519 (check_format_arg): Create allocation pool, pass it to
2520 check_format_info_main and free it afterwards.
2521 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
2523 2007-09-05 Ben Elliston <bje@au.ibm.com>
2525 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
2526 Rename count macro arugment for clarity.
2527 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
2528 (__protected_stream_set): Likewise, pass 0.
2530 2007-09-04 Jan Hubicka <jh@suse.cz>
2532 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
2534 2007-09-04 Jan Hubicka <jh@suse.cz>
2536 * invoke.texi (-finline-small-functions): Document.
2537 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
2538 when deciding what is inlinable.
2539 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
2540 (cgraph_decide_inlining_of_small_function): Handle new flags.
2541 (cgraph_decide_inlining_incrementally): Likewise.
2542 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
2543 * common.opt (finline-small-functions): New.
2544 * Makefile.in (build/gengtype.o-warn): Work around PR29478
2546 2007-09-04 Richard Guenther <rguenther@suse.de>
2548 * tree-ssa-operands.c (add_virtual_operand): Only mark
2549 stores as has_volatile_ops if alias information is not available.
2551 2007-09-04 Andrew Haley <aph@redhat.com>
2553 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
2555 2007-09-04 Andrew Haley <aph@redhat.com>
2557 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
2558 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
2559 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
2561 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
2564 * common.opt: Mention ABI version 2 in comment.
2566 2007-09-04 Jan Hubicka <jh@suse.cz>
2568 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
2569 (libfunc_entry): New structure.
2570 (libfunc_hash): New hashtable.
2571 (hash_libfunc): New function.
2572 (eq_libfunc): New function.
2573 (convert_optab_libfunc): New function.
2574 (optab_libfunc): New function.
2575 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
2576 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
2577 expand_float, expand_fix, new_optab, new_convert_optab):
2578 Update for new libfunc API.
2579 (init_libfunc, init_integral_libfuncs,
2580 init_floating_libfuncs, init_interclass_conv_libfuncs
2581 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
2582 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
2583 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
2584 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
2585 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
2586 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
2587 gen_extend_conv_libfunc): New.
2588 (init_one_libfunc): Revamp for hashtables.
2589 (set_conv_libfunc): Likewise.
2590 (init_optabs): Initialize hashtable; use lazy initialization where
2592 * optabs.h (optab_handlers): Move out of GGC.
2593 (optab, convert_optab): Move out of GGC; add lazy gen info.
2594 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
2595 (optab_libfunc, convert_optab_libfunc): New.
2596 * builtins.c (expand_builtin_powi): Update for new API.
2597 * expr.c (convert_move): Likewise.
2598 * expmed.c (expand_divmod): Likewise.
2600 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
2602 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
2603 GOT pointer only if there is a constant pool. Use the allocated space
2606 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
2608 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
2611 2007-09-04 Revital Eres <eres@il.ibm.com>
2612 Richard Guenther <rguenther@suse.de>
2613 R. Clint Whaley <whaley@cs.utsa.edu>
2615 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
2617 * tree-tailcall.c (process_assignment): Use -fassociative-math
2618 when reodering operands of floating-point type.
2619 * fold-const.c (fold_comparison, fold_binary): Use
2620 -fassociative-math and -freciprocal-math instead of
2621 -funsafe-math-optimization flag.
2622 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
2623 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
2624 -freciprocal-math instead of -funsafe-math-optimizations.
2625 * opts.c (set_fast_math_flags): Set -freciprocal-math and
2626 -fassociative-math when -ffast-math is set.
2627 (set_unsafe_math_optimizations_flags): New Function
2628 to set -freciprocal-math and -fassociative-math when
2629 -funsafe-math-optimizations is set.
2630 (common_handle_option): Call it.
2631 * tree-vectorizer.c (vect_is_simple_reduction): Use
2632 -fassociative-math when doing reduction on floats.
2633 * loop-unroll.c (analyze_insn_to_expand_var): Use
2634 -fassociative-math when expanding an accumulator of type float.
2635 * simplify-rtx.c (simplify_binary_operation_1): Use
2636 -fassociative-math and -freciprocal-math when reordeing operands
2637 of floating-point type.
2638 * combine.c (combine_simplify_rtx): Likewise.
2639 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
2641 * common.opt (-fassociative-math, -freciprocal-math): New flags.
2643 2007-09-04 Paolo Carlini <pcarlini@suse.de>
2646 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
2648 2007-09-04 Jan Hubicka <jh@suse.cz>
2650 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
2652 2007-09-04 Jan Hubicka <jh@suse.cz>
2654 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
2655 and corresponding MATCH_DUP.
2657 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
2660 * combine.c (subst): Do not try to simplify X if it represents load
2661 of FP constant from the constant pool via float extension.
2663 2007-09-04 Ben Elliston <bje@au.ibm.com>
2665 * c-opts.c: Include "tm_p.h".
2666 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
2668 2007-09-04 Richard Guenther <rguenther@suse.de>
2670 PR tree-optimization/33291
2671 * tree-pretty-print.c (dump_generic_node): Dump all
2672 qualifiers for pointer types, not only first. Dump
2673 qualifiers for aggregate types as well.
2674 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
2675 use the canonical type for building ARRAY_REFs.
2676 * gimplify.c (canonicalize_addr_expr): Clean up. The
2677 correct validness check is compatibility of the pointer
2678 types. Always use the canonical type for building
2679 ARRAY_REFs and ADDR_EXPRs.
2680 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
2681 change that disabled propagation of ADDR_EXPRs into statements
2684 2007-09-03 Zack Weinberg <zack@codesourcery.com>
2686 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
2687 (umulsi3_highpart): Make into expanders; existing insns are
2688 now named *[insn]_nov6. Add stars to existing [insn]_v6
2689 counterparts' names.
2691 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
2693 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
2694 (unprotoize.o): Remove SHLIB_MULTILIB.
2696 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
2698 * doc/extend.texi: Document progmem attribute for AVR.
2700 2007-09-03 Anatoly Sokolov <aesok@post.ru>
2703 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
2705 2007-09-03 Zack Weinberg <zack@codesourcery.com>
2707 * optabs.c (expand_ffs): Initialize val and defined_at_zero
2710 * optabs.c: Remove unnecessary forward declarations.
2711 (expand_unop_direct): New, broken out of expand_unop.
2712 (expand_doubleword_clz): New.
2713 (expand_ctz): Move above expand_ffs. Use
2714 start_sequence, end_sequence, add_equal_note, and
2715 expand_unop_direct. Add more commentary.
2716 (expand_ffs): Try both ctz optab and expand_ctz.
2717 Generate a test and branch if the hardware doesn't give us
2718 a useful value for input zero. Style improvements similar to
2721 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
2723 2007-09-03 Zack Weinberg <zack@codesourcery.com>
2725 * config.gcc: Delete stanza for arm-semi-aof and
2726 armel-semi-aof targets.
2727 * config/arm/arm-protos.h
2729 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
2730 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
2731 delete aof_pic_label and remove mention of AOF in comments.
2732 * config/arm/arm.md: Delete patterns used only for AOF assembly.
2734 * config/arm/semiaof.h
2735 * config/arm/t-semi: Delete file.
2737 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2739 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
2740 CONST_CAST_BB): New macros for type-specific casts.
2741 (CONST_CAST): Add a TYPE parameter and define it in terms of
2744 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
2745 * c-lex.c (cb_ident, lex_string): Likewise,
2746 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
2747 * config/i386/i386.c (ix86_function_regparm,
2748 ix86_function_sseregparm): Use CONST_CAST_TREE.
2749 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
2751 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2752 give_switch, set_multilib_dir): Likewise,
2753 * gengtype-parse.c (string_seq, typedef_name): Likewise,
2754 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
2755 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
2756 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
2757 * prefix.c (update_path): Likewise,
2758 * pretty-print.c (pp_base_destroy_prefix): Likewise,
2759 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
2760 * tree-cfg.c (tree_can_merge_blocks_p,
2761 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
2762 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
2763 * tree.c (build_string): Supply a TYPE for CONST_CAST.
2764 (attribute_list_contained): Use CONST_CAST_TREE.
2766 2007-09-03 Krister Walfridsson <cato@df.lth.se>
2768 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
2770 2007-09-03 Richard Sandiford <richard@codesourcery.com>
2773 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
2774 before forcing them into a register.
2776 2007-09-03 Richard Sandiford <richard@codesourcery.com>
2778 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
2779 rather than define_code_macro.
2781 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2783 * gcc.c (xputenv): New function.
2784 (putenv_from_prefixes): Use xputenv instead of putenv.
2785 (process_command): Use xputenv instead of putenv.
2786 (set_collect_gcc_options): Use xputenv instead of putenv.
2787 (main): Use xputenv instead of putenv.
2789 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
2791 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
2792 availability of swap instruction.
2793 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
2795 2007-09-03 Revital Eres <eres@il.ibm.com>
2797 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
2800 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
2801 Ayal Zaks <zaks@il.ibm.com>
2802 Revital Eres <eres@il.ibm.com>
2804 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
2805 compute_split_row): New functions.
2806 (ps_unschedule_node): Remove.
2807 (normalize_sched_times): Iterate over the already scheduled
2808 insns instead of the number of nodes.
2809 (MAX_SPLIT_NUM): New definition.
2810 (sms_schedule_by_order): Change the scheduling heuristic to
2811 avoid useless increases of initiation interval ii.
2812 (get_sched_window): Add dump printouts.
2814 2007-09-02 David Daney <ddaney@avtrex.com>
2816 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
2817 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
2818 (optab, insn): Add more attributes.
2819 (fetchop_bit): New code macro.
2820 (immediate_insn): New code macro attribute.
2821 (sync): Change condition to ISA_HAS_SYNC.
2822 (rdhwr): Change predicate for operand 0 to register_operand.
2823 (memory_barrier): New expand.
2824 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
2825 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2826 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2827 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2828 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
2829 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
2830 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
2831 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2832 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
2834 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
2835 Hans-Peter Nilsson <hp@axis.com>
2837 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
2838 Defined to describe availability and behavior of CLZ.
2839 * config/cris/cris.md (clzsi2): Implement using lz instruction.
2840 * config/cris/cris.opt: Tweak comment for "-metrax4".
2841 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
2842 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
2843 (count_leading_zeros): Define.
2845 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2847 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
2849 2007-09-02 Joseph Myers <joseph@codesourcery.com>
2852 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
2855 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
2857 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
2858 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
2859 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
2860 sched-deps.c, sched-int.h, system.h, target.h,
2861 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
2862 tree.def: Fix comment typos.
2864 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
2866 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
2867 (override_options): Turn on -mstrict-align on non-ColdFire
2869 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
2871 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2873 * c-common.c (const_strip_array_types): Delete.
2874 * c-common.h (const_strip_array_types): Likewise.
2875 * emit-rtl.c (const_next_insn, const_previous_insn,
2876 const_next_nonnote_insn, const_prev_nonnote_insn,
2877 const_next_real_insn, const_prev_real_insn,
2878 const_next_active_insn, const_prev_active_insn, const_next_label,
2879 const_prev_label): Delete.
2880 * gimple-low.c (block_may_fallthru): Use expr_last.
2881 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
2882 * rtl.h (const_previous_insn, const_next_insn,
2883 const_prev_nonnote_insn, const_next_nonnote_insn,
2884 const_prev_real_insn, const_next_real_insn,
2885 const_prev_active_insn, const_next_active_insn, const_prev_label,
2886 const_next_label): Delete.
2887 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
2888 * system.h (CONST_CAST): Update comment.
2889 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
2890 (const_first_stmt, const_last_stmt): Delete.
2891 (tree_block_ends_with_condjump_p): Use last_stmt.
2892 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
2893 * tree-iterator.c (const_expr_first, const_expr_last,
2894 const_expr_only): Delete.
2895 * tree.c (const_lookup_attribute): Likewise.
2896 (attribute_list_contained): Use lookup_attribute.
2897 * tree.h (const_lookup_attribute, const_expr_first,
2898 const_expr_last, const_expr_only): Delete.
2900 2007-09-01 Richard Guenther <rguenther@suse.de>
2902 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
2903 instead of TREE_THIS_VOLATILE.
2904 * tree-ssa-operands.c (add_virtual_operand): Do not set
2905 has_volatile_ops. Do not check s_ann for NULL.
2906 (get_indirect_ref_operands): Likewise.
2907 (get_expr_operands): Likewise. For all reference trees
2908 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
2909 check base of reference for TREE_THIS_VOLATILE.
2911 2007-09-01 Richard Guenther <rguenther@suse.de>
2913 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
2914 between integral types. Also allow conversions between
2917 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2919 * optabs.c (prepare_float_lib_cmp): Use
2920 libgcc_cmp_return_mode instead of word_mode.
2921 * config/dfp-bit.h: Likewise.
2922 * config/fp-bit.h: Likewise.
2923 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
2925 (spu_libgcc_shift_count_mode): New function.
2926 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
2927 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
2929 2007-08-31 Joseph Myers <joseph@codesourcery.com>
2931 * tree-pretty-print.c: Include output.h.
2932 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
2933 HOST_WIDE_INT_PRINT_DEC.
2934 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
2936 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
2938 PR rtl-optimization/33224
2939 * loop-iv.c (latch_dominating_def): Check that the definition belongs
2940 to the analysed region.
2942 2007-08-31 Richard Guenther <rguenther@suse.de>
2944 * function.c (allocate_struct_function): Do not set
2945 current_function_returns_pointer.
2946 * function.h (struct var_refs_queue): Remove.
2947 (struct simple_obstack_stack): Likewise.
2948 (struct function): Remove fixup_var_refs_queue member.
2949 Remove returns_pointer flag.
2950 (current_function_returns_pointer): Remove define.
2952 2007-08-31 Nick Clifton <nickc@redhat.com>
2954 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
2955 secondary keys in order to obtain a stable sort.
2957 2007-08-31 Nick Clifton <nickc@redhat.com>
2960 * config/m32r/constraints.md: Add W constraint for integer zero.
2961 * config/m32r/m32r.md (get_pc): Use W and i constraints.
2962 Fix length calculation by using alternatives.
2964 2007-08-31 Richard Sandiford <richard@codesourcery.com>
2966 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
2967 split out from expand_binop.
2968 (avoid_expensive_constant): New function.
2969 (expand_binop_directly): Remove commutative_op argument and
2970 (expand_binop_directly): Remove commutative_op argument and
2971 call cummutative_optab_p instead. Do not change op0 or op1
2972 when swapping xop0 and xop1. Apply avoid_expensive_constant
2973 to each argument after potential swapping. Enforce the
2974 canonical order of commutative operands.
2975 (expand_binop): Use shift_optab_p and commutative_optab_p.
2976 Update the calls to expand_binop_directly. Only force constants
2977 into registers when widening an operation. Only swap operands
2978 once a direct expansion has been rejected.
2979 (expand_twoval_binop): Only force constants into registers when
2980 using a direct expansion.
2982 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
2984 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
2985 (sched_analyze_insn): Don't postprocess speculative dependencies when
2986 target has no scheduling.
2987 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
2988 'uninitialized' warning.
2990 2007-08-31 Richard Guenther <rguenther@suse.de>
2992 * tree.c (build_complex_type): Always set TYPE_NAME for
2995 2007-08-31 Olivier Hainque <hainque@adacore.com>
2997 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
2998 internal macro. Default alignment factor for csect directives, chosen
2999 to match what BIGGEST_ALIGNMENT allows.
3000 (DATA_SECTION_ASM_OP): Use it.
3001 * config/rs6000/rs6000.c
3002 (rs6000_xcoff_output_readonly_section_asm_op):
3003 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3004 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3006 2007-08-31 Olivier Hainque <hainque@adacore.com>
3008 * dbxout.c (dbxout_block): Move declaration within the first
3009 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3010 block to include the definition, together with the associated
3013 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3014 Revital Eres <eres@il.ibm.com>
3016 * doc/invoke.texi (-mpaired): Document flag.
3017 * config.gcc: Include paired.h in powerpc extra_headers and
3018 750cl.h in powerpc-*-linux*paired*.
3019 * config/rs6000/rs6000.opt (-mpaired): New flag.
3020 * config/rs6000/rs6000.c (paired_init_builtins,
3021 paired_expand_builtin, paired_expand_lv_builtin,
3022 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3023 New functions to support the paired single builtin functions.
3024 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3025 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3027 (bdesc_paired_preds): New structure for paired predicate
3029 (rs6000_expand_builtin): Expand paired single builtins.
3030 (rs6000_init_builtins): Init paired single builtins.
3031 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3032 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3033 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3034 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3035 (rs6000_vector_mode_supported_p): Support paired vector mode.
3036 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3037 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3039 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
3040 (DATA_ALIGNMENT): Likewise.
3041 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
3042 (rs6000_builtins): Add PAIRED builtins.
3043 * config/rs6000/rs6000.md: Include paired.md.
3044 * config/rs6000/paired.h: New.
3045 * config/rs6000/paired.md: New.
3046 * config/rs6000/750cl.h: New.
3047 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
3049 2007-08-30 Ollie Wild <aaw@google.com>
3051 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
3052 * gcc.c (default_compilers): Add -fno-directives-only to
3053 @assembler-with-cpp.
3055 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
3059 * regclass.c (initial_fixed_regs): Revert previous change and make
3061 (initial_call_used_regs): Likewise.
3062 (initial_call_really_used_regs): Delete, reverting previous addition.
3063 (initial_reg_names): Likewise.
3064 (init_reg_sets): Revert previous change.
3065 (saved_fixed_regs): New.
3066 (saved_call_used_regs): New.
3067 (saved_call_really_used_regs): New.
3068 (saved_reg_names): New.
3069 (save_register_info): New.
3070 (restore_register_info): New.
3071 (init_reg_sets_1): Replace reset of register info with call to
3072 restore_register_info.
3073 * rtl.h (save_register_info): Declare.
3074 * toplev.c (backend_init): Call save_register_info.
3076 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3078 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
3079 from the original statement.
3081 2007-08-30 Chao-ying Fu <fu@mips.com>
3083 * c-lex.c (interpret_fixed): Declare.
3084 (interpret_float): Process _Fract and _Accum.
3085 (interpret_fixed): New function.
3086 * final.c (output_addr_const): Process CONST_FIXED.
3087 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
3088 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
3090 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
3092 (simplify_immed_subreg): Support CONST_FIXED.
3093 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3094 (simplify_subreg): Support CONST_FIXED.
3096 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3098 * config/rs6000/ppu_intrinsics.h: New file.
3099 * config.gcc (powerpc*-*-* <extra_headers>): Install
3102 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3104 * cfg.c (dump_flow_info): Change to also print entry and exit
3106 * print-rtl.c (print_rtl_single): Allow to print rtl with
3109 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3111 * df-core.h (df_dump_region): New function.
3112 * df.h (df_dump_region): New function.
3113 * loop-invariant.c (find_defs): Add call to df_dump_region.
3114 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3117 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3120 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3121 true if any of the compare_section_name calls returned true,
3122 rather than if any returned false.
3124 2007-08-30 Richard Guenther <rguenther@suse.de>
3126 PR tree-optimization/33199
3127 * tree-ssa-structalias.c (handle_lhs_call): New function.
3128 (find_func_aliases): In non-IPA mode make sure that for
3129 calls that return a pointer we add a constraint for the
3130 result to point to anything.
3132 2007-08-30 Richard Guenther <rguenther@suse.de>
3134 * doc/invoke.texi (-mveclibabi): Document new target option.
3135 * config/i386/i386.opt (-mveclibabi): New target option.
3136 * config/i386/i386.c (ix86_veclib_handler): Handler for
3137 vectorization library support.
3138 (override_options): Handle the -mveclibabi option, initialize
3139 the vectorization library handler.
3140 (ix86_builtin_vectorized_function): As fallback call the
3141 vectorization library handler, if set.
3142 (ix86_veclibabi_acml): New static function for ACML ABI style
3143 vectorization support.
3145 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3147 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
3148 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
3149 SImode and update m. Don't run gen_lowpart_common on arbitrary
3150 memory address, force it to register first.
3153 * dce.c (dce_process_block): Don't delete setters of
3154 artificially used registers.
3156 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3158 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
3159 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
3160 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
3162 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3164 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
3166 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
3167 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
3169 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3171 * system.h: Activate -Wcast-qual as warning-only.
3173 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
3176 * config/rs6000/rs6000.c (compare_section_name): New function.
3177 (rs6000_elf_in_small_data_p): Compare section prefixes instead
3180 2007-08-29 Olivier Hainque <hainque@adacore.com>
3182 * xcoffout.c: #include debug.h.
3183 * Makefile.in (xcoffout.o): Add debug.h dependency.
3185 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
3187 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3188 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
3190 2007-08-29 Richard Guenther <rguenther@suse.de>
3192 * tree-pretty-print.c (dump_generic_node): Print
3193 label DECL_UID as D.%u.
3194 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
3196 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3198 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
3199 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
3201 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
3204 * tree.c (build_type_attribute_qual_variant): Set canonical types
3205 on the final, unqualified attribute variant before building the
3208 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3210 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
3211 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
3213 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3216 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3217 * config/bfin/bfin.md (composev2hi): Put operands into vector
3220 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3222 * config/bfin/bfin.md (composev2hi): Put operands into vector
3225 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3227 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
3228 attribute when appropriate.
3229 (bfin_handle_l1_text_attribute): New.
3230 (bfin_handle_l1_data_attribute): New.
3231 (bfin_attribute_table): Add attributes: l1_text, l1_data,
3232 l1_data_A and l1_data_B.
3233 * doc/extend.texi (node Function Attributes): Document l1_text
3235 (Variable Attributes): Add Blackfin subsection. Document l1_data,
3236 l1_data_A and l1_data_B variable attributes.
3238 2007-08-28 Jie Zhang <jie.zhang@analog.com>
3240 * config/bfin/bfin.opt (minline-plt): Add.
3241 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
3242 call to global functions.
3243 * doc/invoke.texi (Option Summary): Mention -minline-plt.
3244 (Blackfin Options): Document -minline-plt.
3246 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3248 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
3249 given a non-function.
3250 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
3252 2007-08-28 DJ Delorie <dj@redhat.com>
3254 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
3256 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3258 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
3260 2007-08-28 Richard Guenther <rguenther@suse.de>
3262 * tree.h (struct tree_function_decl): Increase size of
3263 function_code bitfield.
3265 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3266 Kazu Hirata <kazu@codesourcery.com>
3268 * gcc/config/m68k/linux.h
3269 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
3270 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
3271 (m68k_return_in_memory): New.
3272 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
3275 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
3278 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3279 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
3280 operand) when top VEC_SELECT extracts scalar element.
3281 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
3282 (*vec_extract_v4sf_mem): Ditto.
3284 2007-08-28 Jakub Jelinek <jakub@redhat.com>
3287 * passes.c (init_optimization_passes): Move pass_df_finish
3288 after pass_postreload sublist.
3290 PR rtl-optimization/33148
3291 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
3292 (neg (lt X 0)) if X has scalar int mode.
3295 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
3296 initializer, use build_vector_from_ctor if possible to create
3297 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
3298 even after this, return NULL.
3300 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
3302 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
3304 2007-08-28 Richard Guenther <rguenther@suse.de>
3306 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
3307 (struct tree_function_decl): Make function_code a bitfield.
3308 Add disregard_inline_limits flag.
3309 * cgraphunit.c (cgraph_process_new_functions): Check
3310 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
3311 (cgraph_preserve_function_body_p): Likewise.
3312 * ipa-inline.c (compute_inline_parameters): Likewise.
3313 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
3314 for GNU C extern inline functions.
3315 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
3316 * tree-inline.c (disregard_inline_limits_p): Remove.
3317 * tree-inline.h (disregard_inline_limits_p): Likewise.
3318 * c-common.c (handle_always_inline_attribute): Set
3319 DECL_DISREGARD_INLINE_LIMITS.
3320 * langhooks.c (add_builtin_function): Verify the function code
3321 fits in the bitfield.
3323 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
3324 Vladimir Yanovsky <yanov@il.ibm.com>
3325 Revital Eres <eres@il.ibm.com>
3326 Andrey Belevantsev <abel@ispras.ru>
3328 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
3330 * modulo-sched.c: Add documentation regarding do-loop.
3331 (doloop_register_get): Change number of arguments to support
3332 the new do-loop pattern and check whether COUNT_REG has no other
3333 occurences in the loop besides in the control part.
3334 (duplicate_insns_of_cycles): Do not duplicate the insn which
3335 changes count_reg as it is already adjusted.
3336 (generate_prolog_epilog): New argument to support the new
3337 do-loop pattern. Change the subtract instruction to use
3338 expand_simple_binop. Call duplicate_insns_of_cycles with new
3340 (sms_schedule): Call doloop_register_get and
3341 generate_prolog_epilog with new argument. Do not handle loops
3342 with single sets insns with subreg in their lhs.
3343 * loop-doloop.c (doloop_optimize): Support for another do-loop
3345 (doloop_condition_get): Gets an instruction instead of a pattern
3346 and change the return condition when the do-loop pattern is
3348 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
3349 deps when considering to not create edges.
3351 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
3353 * doc/extend.texi (gnu_inline funtion attribute): Document C++
3356 2007-08-27 Jason Merrill <jason@redhat.com>
3359 * gimplify.c (gimplify_modify_expr): Discard the assignment of
3360 zero-sized types after calling gimplify_modify_expr_rhs.
3362 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3364 * regclass.c (init_reg_autoinc): Fix typo.
3366 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
3368 Fix PR tree-optimization/33173
3369 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
3371 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
3374 * config/i386/i386.h (VALID_DFP_MODE_P): New.
3375 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
3378 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3379 David Ung <davidu@mips.com>
3380 Nigel Stephens <nigel@mips.com>
3382 Separate target-specific initialization from general
3383 back-end initialization.
3385 * toplev.c (init_alignments): New, split out from...
3386 (process_options): ...here.
3387 (backend_init_target): New, split out from...
3388 (backend_init): ...here.
3389 (lang_dependent_init_target): New, split out from...
3390 (lang_dependent_init): ...here.
3391 (target_reinit): New.
3392 * toplev.h (target_reinit): Declare.
3393 * expr.c (init_expr_target): Renamed from init_expr_once, since it
3394 now can be called more than once. Update comments.
3395 * expr.h (init_expr_target): Likewise.
3396 * alias.c (init_alias_target): Renamed from init_alias_once, since it
3397 now can be called more than once. Explicitly zero
3398 static_reg_base_value.
3399 * emit-rtl.c (init_emit_regs): New, split out from...
3400 (init_emit_once): Here.
3401 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
3402 non-const, so that changes from command-line arguments can overwrite
3403 values provided by the static initializers.
3404 (initial_call_really_used_regs): New, used similarly to the above.
3405 (initial_reg_names): Likewise.
3406 (last_mode_for_init_move_cost): Promoted function-local static to
3407 file-scope static to make it accessible outside init_move_cost.
3408 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
3409 Do not initialize inv_reg_alloc_order yet, either. Do initialize
3410 reg_names since it is needed for parsing command-line options.
3411 (init_move_cost): Use last_mode_for_init_move_cost instead of
3412 function-local static.
3413 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
3414 call_really_used_regs now. Reinitialize reg_names. Also
3415 initialize inv_reg_alloc_order. Zero reg_class_subunion and
3416 reg_class_superunion. Clear losing_caller_save_reg_set.
3417 Preserve global registers if called more than once. Reset
3418 move cost, may_move_in_cost, may_move_out_cost, and
3419 last_mode_for_init_move_cost.
3420 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
3421 can now be invoked more than once. Update comments.
3422 (init_regs): Update comments.
3423 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
3424 and initial_call_really_used_regs, instead of the non-initial
3425 variables. This allows us to save the command-line register settings
3426 after target reinitialization.
3427 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
3428 * rtl.h (init_emit_regs): Declare.
3429 (init_reg_modes_target, init_alias_target): Renamed as described
3431 * reload1.c (init_reload): Update comments.
3432 * optabs.c (init_optabs): Likewise.
3433 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
3435 2007-08-26 Chao-ying Fu <fu@mips.com>
3437 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
3440 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3442 * alias.c (memory_modified_1, memory_modified_in_insn_p):
3444 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
3446 * bb-reorder.c (copy_bb_p): Likewise.
3447 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
3448 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3449 block_ends_with_condjump_p): Likewise.
3450 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
3451 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3452 block_ends_with_condjump_p): Likewise.
3453 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
3454 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
3455 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
3456 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
3457 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
3458 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
3459 debug_true_const_tree instad of debug_true_tree.
3460 * debug.c (do_nothing_debug_hooks): Likewise.
3461 * debug.h (ignore_block, debug_true_const_tree): Constify.
3462 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
3463 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
3464 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
3465 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
3466 dbx_reg_number, is_based_loc, field_type,
3467 simple_type_align_in_bits, simple_decl_align_in_bits,
3468 simple_type_size_in_bits, field_byte_offset, insert_float,
3469 type_tag, member_declared_type, is_redundant_typedef,
3470 secname_for_decl, is_inlined_entry_point): Likewise.
3471 * emit-rtl.c (const_next_insn, const_previous_insn,
3472 const_next_nonnote_insn, const_prev_nonnote_insn,
3473 const_next_real_insn, const_prev_real_insn,
3474 const_next_active_insn, const_prev_active_insn, const_next_label,
3475 const_prev_label): Likewise.
3476 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
3478 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
3479 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
3480 sched_insn_is_legitimate_for_speculation_p): Likewise.
3481 * jump.c (reversed_comparison_code_parts,
3482 reversed_comparison_code, reversed_comparison, condjump_label):
3484 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
3485 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
3487 * rtl.h (const_previous_insn, const_next_insn,
3488 const_prev_nonnote_insn, const_next_nonnote_insn,
3489 const_prev_real_insn, const_next_real_insn,
3490 const_prev_active_insn, const_next_active_insn, const_prev_label,
3491 const_next_label, modified_between_p, modified_in_p,
3492 const_note_storeskeep_with_call_p, condjump_label,
3493 reversed_comparison, reversed_comparison_code,
3494 reversed_comparison_code_parts, memory_modified_in_insn_p,
3495 stack_regs_mentioned): Likewise.
3496 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
3497 keep_with_call_p): Likewise.
3498 * sched-deps.c (deps_may_trap_p, sched_get_condition,
3499 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
3500 sd_lists_size, sd_lists_empty_p): Likewise.
3501 * sched-int.h (sched_insns_conditions_mutex_p,
3502 haifa_classify_insn, no_real_insns_p,
3503 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
3504 sd_lists_size, sd_lists_empty_p): Likewise.
3505 * sdbout.c (sdb_debug_hooks): Likewise.
3506 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
3507 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
3508 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
3510 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
3511 tree_can_throw_internal): Likewise.
3512 * tree-flow-inline.h (phi_nodes): Likewise.
3513 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
3514 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
3515 * tree-gimple.c (const_get_call_expr_in): Likewise.
3516 * tree-gimple.h (const_get_call_expr_in): Likewise.
3517 * tree.c (const_lookup_attribute, attribute_list_equal,
3518 attribute_list_contained): Likewise.
3519 * tree.h (attribute_list_equal, attribute_list_contained,
3520 const_lookup_attribute): Likewise.
3521 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
3523 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
3525 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
3526 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
3528 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
3531 * config/alpha/constraints.md: Delete "svn:mime-type" property
3532 with svn propdel "svn:mime-type".
3534 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
3537 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
3538 non NOTE insn doesn't cross basic block.
3539 (noce_try_abs): Likewise.
3540 (noce_process_if_block): Likewise.
3542 2007-08-26 David Edelsohn <edelsohn@gnu.org>
3545 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
3546 operand without auto-inc-dec.
3547 * config/rs6000/rs6000.md (floatsidf2_internal): Use
3548 offsettable_mem_operand.
3549 (floatunssidf2_internal): Same.
3550 (fix_truncdfsi2_internal): Same.
3551 (floatsidf_ppc64): Same.
3552 (floatunssidf_ppc64): Same.
3553 (fix_trunctfsi2_internal): Same.
3555 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
3558 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
3559 pass defines needed for version.c.
3561 2007-08-25 Joseph Myers <joseph@codesourcery.com>
3563 * configure.ac (--debug-prefix-map check): Change assembler
3564 version presumed to have feature to 2.18.
3565 * configure: Regenerate.
3567 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3569 * c-common.c (vector_types_convertible_p,
3570 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
3571 self_promoting_args_p): Constify.
3572 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
3573 c_promoting_integer_type_p, self_promoting_args_p,
3574 anon_aggr_type_p, vector_types_convertible_p): Likewise.
3575 * c-decl.c (anon_aggr_type_p): Likewise.
3576 * * c-dump.c (dump_stmt): Likewise.
3577 * c-objc-common.c (has_c_linkage): Likewise.
3578 * c-tree.h (same_translation_unit_p): Likewise.
3579 * c-typeck.c (null_pointer_constant_p,
3580 tagged_types_tu_compatible_p, function_types_compatible_p,
3581 type_lists_compatible_p, lvalue_or_else, lvalue_p,
3582 comptypes_internal, struct tagged_tu_seen_cache,
3583 same_translation_unit_p, alloc_tagged_tu_seen_cache,
3584 c_size_in_bytes): Likewise.
3585 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
3586 hash_ptr, eq_ptr): Likewise.
3587 * langhooks-def.h (lhd_decl_ok_for_sibcall,
3588 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
3589 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
3590 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
3592 * optabs.c (optab_for_tree_code): Likewise.
3593 * optabs.h (optab_for_tree_code): Likewise.
3594 * rtl.h (simplify_rtx): Likewise.
3595 * simplify-rtx.c (simplify_rtx): Likewise.
3596 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
3597 dump_flag, dump_node): Likewise.
3598 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
3599 queue_and_dump_type, dump_flag): Likewise.
3600 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
3601 * tree-pass.h (dump_node): Likewise.
3602 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
3603 supportable_narrowing_operation): Likewise.
3604 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
3605 supportable_narrowing_operation): Likewise.
3606 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
3607 is_negative_overflow_infinity, is_positive_overflow_infinity,
3608 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
3609 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
3610 update_value_range, add_equivalence, ssa_name_nonnegative_p,
3611 ssa_name_nonzero_p, fp_predicate): Likewise.
3612 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
3613 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
3614 ssa_name_nonnegative_p): Likewise.
3616 2007-08-25 Hans Kester <hans.kester@ellips.nl>
3618 * config.gcc : Add x86_64-elf target.
3620 2007-08-25 Jakub Jelinek <jakub@redhat.com>
3622 * expr.c (store_expr): Fix order of store_by_pieces arguments.
3624 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
3625 Nigel Stephens <nigel@mips.com>
3629 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
3630 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
3631 * expr.c (SET_BY_PIECES_P): Define.
3632 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
3633 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
3634 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
3636 * expr.h (SET_RATIO): Define.
3637 (can_store_by_pieces, store_by_pieces): Update prototypes.
3638 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
3639 can_store_by_pieces/store_by_pieces.
3640 (expand_builtin_memcpy_args): Likewise.
3641 (expand_builtin_strncpy): Likewise.
3642 (expand_builtin_memset_args): Likewise. Also remove special case
3643 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
3644 decide what to do instead.
3645 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
3646 to can_store_by_pieces.
3648 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
3649 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
3651 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
3652 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
3653 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
3654 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
3655 (STORE_BY_PIECES_P): Define.
3657 2007-08-24 Tom Tromey <tromey@redhat.com>
3659 * varpool.c (varpool_last_needed_node): Fix comment typo.
3660 * c-decl.c (duplicate_decls): Fix comment typo.
3661 (clone_underlying_type): Update comment.
3663 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3665 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
3666 alpha_in_small_data_p, alpha_split_complex_arg,
3667 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
3669 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
3670 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
3672 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
3673 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
3674 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
3675 * config/darwin.c (darwin_binds_local_p): Likewise.
3676 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
3678 * config/i386/i386-protos.h (i386_pe_binds_local_p,
3679 i386_pe_valid_dllimport_attribute_p): Likewise.
3680 * config/i386/i386.c (ix86_function_regparm,
3681 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
3682 x86_can_output_mi_thunk, ix86_mangle_type,
3683 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
3684 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
3685 i386_pe_binds_local_p): Likewise.
3686 * config/ia64/ia64.c
3687 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
3688 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
3689 ia64_invalid_conversion, ia64_invalid_unary_op,
3690 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
3692 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
3693 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
3694 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
3695 * config/mips/mips.c (mips_use_blocks_for_constant_p,
3696 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
3697 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3698 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
3699 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
3700 * config/pa/pa.c (pa_commutative_p): Likewise.
3701 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
3703 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
3704 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
3705 rs6000_use_blocks_for_constant_p,
3706 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
3707 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3708 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
3709 * config/s390/s390.c (s390_mangle_type,
3710 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
3712 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3713 th_in_small_data_p): Likewise.
3714 * config/sh/sh.c (sh_ms_bitfield_layout_p,
3715 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
3717 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
3718 sparc_mangle_type): Likewise.
3719 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
3720 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
3721 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
3723 * hooks.c (hook_bool_mode_const_rtx_false,
3724 hook_bool_mode_const_rtx_true,
3725 hook_bool_const_tree_hwi_hwi_const_tree_false,
3726 hook_bool_const_tree_hwi_hwi_const_tree_true,
3727 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
3728 hook_constcharptr_const_tree_null,
3729 hook_constcharptr_const_rtx_null,
3730 hook_constcharptr_const_tree_const_tree_null,
3731 hook_constcharptr_int_const_tree_null,
3732 hook_constcharptr_int_const_tree_const_tree_null): New.
3733 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
3734 hook_bool_tree_hwi_hwi_tree_false,
3735 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
3736 hook_int_tree_tree_1, hook_constcharptr_tree_null,
3737 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
3738 hook_constcharptr_int_tree_null,
3739 hook_constcharptr_int_tree_tree_null): Delete.
3740 (default_can_output_mi_thunk_no_vcall): Constify.
3741 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
3742 hook_bool_tree_hwi_hwi_tree_false,
3743 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
3744 hook_int_tree_tree_1, hook_constcharptr_tree_null,
3745 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
3746 hook_constcharptr_int_tree_null,
3747 hook_constcharptr_int_tree_tree_null): Delete.
3748 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
3749 hook_bool_const_tree_hwi_hwi_const_tree_false,
3750 hook_bool_const_tree_hwi_hwi_const_tree_true,
3751 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
3752 hook_constcharptr_const_tree_null,
3753 hook_constcharptr_const_rtx_null,
3754 hook_constcharptr_const_tree_const_tree_null,
3755 hook_constcharptr_int_const_tree_null,
3756 hook_constcharptr_int_const_tree_const_tree_null): New.
3757 (default_can_output_mi_thunk_no_vcall): Constify.
3758 * integrate.c (function_attribute_inlinable_p): Likewise.
3759 * integrate.h (function_attribute_inlinable_p): Likewise.
3760 * jump.c (rtx_renumbered_equal_p): Likewise.
3761 * output.h (decl_readonly_section, categorize_decl_for_section,
3762 default_use_anchors_for_symbol_p, default_binds_local_p,
3763 default_binds_local_p_1): Likewise.
3764 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
3766 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3767 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
3768 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
3769 TARGET_COMP_TYPE_ATTRIBUTES,
3770 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
3771 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
3772 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
3773 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
3774 TARGET_DWARF_CALLING_CONVENTION): Likewise.
3775 * target.h (can_output_mi_thunk, needs_block_p,
3776 first_cycle_multipass_dfa_lookahead_guard_spec,
3777 vector_alignment_reachable, comp_type_attributes,
3778 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
3779 commutative_p, use_blocks_for_constant_p,
3780 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
3781 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
3782 invalid_within_doloop, valid_dllimport_attribute_p,
3783 split_complex_arg, invalid_arg_for_unprototyped_fn,
3784 invalid_conversion, invalid_unary_op, invalid_binary_op):
3786 * targhooks.c (default_invalid_within_doloop,
3787 hook_invalid_arg_for_unprototyped_fn,
3788 default_builtin_vector_alignment_reachable): Likewise.
3789 (hook_bool_rtx_commutative_p): Delete.
3790 (hook_bool_const_rtx_commutative_p): New.
3791 * targhooks.h (default_invalid_within_doloop,
3792 default_builtin_vector_alignment_reachable,
3793 hook_invalid_arg_for_unprototyped_fn): Constify.
3794 (hook_bool_rtx_commutative_p): Delete.
3795 (hook_bool_const_rtx_commutative_p): New.
3796 * varasm.c (bss_initializer_p, decl_default_tls_model,
3797 categorize_decl_for_section, decl_readonly_section,
3798 default_use_anchors_for_symbol_p, default_binds_local_p,
3799 default_binds_local_p_1): Constify.
3801 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3803 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3804 __NO_BUILTIN if -fno-builtin.
3806 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3808 * config/bfin/bfin.c (print_operand): Report error instead of
3809 ICE for wrong operand.
3811 2007-08-24 Michael Matz <matz@suse.de>
3813 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
3815 2007-08-24 Richard Guenther <rguenther@suse.de>
3818 * tree-ssa.c (useless_type_conversion_p): Split into a
3819 recursive and a non-recursive part.
3820 (useless_type_conversion_p_1): New function.
3821 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
3822 from maybe_fold_offset_to_reference is trivially convertible
3823 to the desired type before doing the simplification.
3825 2007-08-24 Jakub Jelinek <jakub@redhat.com>
3827 * expr.c (store_expr): Optimize initialization of an array
3829 * expr.h (builtin_strncpy_read_str): New prototype.
3830 * builtins.c (builtin_strncpy_read_str): Remove prototype.
3833 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
3836 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
3837 field when initializing if_info structure.
3839 2007-08-24 Richard Guenther <rguenther@suse.de>
3841 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
3843 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
3844 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
3845 * tree-inline.c (inlinable_function_p): Fold in common parts of
3846 the cannot_inline_tree_fn langhook.
3847 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
3848 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
3849 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3850 cannot_inline_tree_fn langhook.
3851 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3852 cannot_inline_tree_fn member.
3854 2007-08-24 Richard Guenther <rguenther@suse.de>
3856 * expr.c (get_inner_reference): Do computation of bitoffset
3857 from offset in a way we can detect overflow reliably.
3859 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3861 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
3863 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3865 * config/bfin/bfin.opt (mfast-fp): Add.
3866 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
3867 libbffastfp override libgcc if -mfast-fp.
3868 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
3869 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
3870 (Blackfin Options): Document -mfast-fp.
3872 2007-08-24 Jakub Jelinek <jakub@redhat.com>
3874 PR tree-optimization/32573
3876 * tree-data-ref.c (initialize_data_dependence_relation): Clear
3877 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
3878 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
3879 (build_classic_dist_vector): Return false rather than true if
3880 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
3881 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
3882 returned false. Don't call save_dist_v before calling
3883 build_classic_dist_vector_1.
3884 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
3885 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
3886 DDR_DIR_VECTS vectors.
3888 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
3890 * configure.ac (leb128): Modify sed statement to work with any
3891 binutils version string.
3892 * configure: Regenerate
3894 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3896 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
3897 Wrap in RTX_CODE macro guard.
3898 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
3899 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
3900 arm_mark_dllimport, arm_pe_encode_section_info,
3901 arm_pe_unique_section): Use ISO-C function declarations.
3902 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
3903 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
3904 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
3906 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
3907 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
3909 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
3911 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
3912 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
3913 (register_move_cost): Use ISO-C function declarations.
3914 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
3915 * config/score/score-protos.h (score_declare_object): Add
3917 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
3919 * final.c (profile_function): Avoid empty if-bodies.
3922 * calls.c (must_pass_in_stack_var_size,
3923 must_pass_in_stack_var_size_or_pad): Constify.
3924 * config/alpha/alpha-protos.h (function_value): Likewise.
3925 * config/alpha/alpha.c (alpha_return_in_memory,
3926 alpha_pass_by_reference, function_value,
3927 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
3928 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
3930 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
3931 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3932 TARGET_PROMOTE_PROTOTYPES): Likewise.
3933 * config/arm/arm-protos.h (arm_return_in_memory,
3934 arm_pad_arg_upward, arm_function_value): Likewise.
3935 * config/arm/arm.c (arm_pass_by_reference,
3936 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
3937 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3938 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
3940 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
3941 * config/avr/avr-protos.h (avr_function_value): Likewise.
3942 * config/avr/avr.c (avr_return_in_memory,
3943 gas_output_limited_string, gas_output_ascii, avr_function_value,
3944 avr_return_in_memory): Likewise.
3945 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
3946 * config/bfin/bfin.c (bfin_pass_by_reference,
3947 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
3948 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
3950 * config/cris/cris.c (cris_pass_by_reference,
3951 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
3952 * config/crx/crx.c (crx_return_in_memory): Likewise.
3953 * config/darwin.c (function_base, machopic_function_base_name):
3955 * config/fr30/fr30.c (fr30_must_pass_in_stack,
3956 TARGET_PROMOTE_PROTOTYPES): Likewise.
3957 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
3958 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
3959 * config/i386/i386-protos.h (ix86_return_in_memory,
3960 ix86_sol10_return_in_memory): Likewise.
3961 * config/i386/i386.c (ix86_function_value,
3962 ix86_function_sseregparm, ix86_must_pass_in_stack,
3963 type_natural_mode, classify_argument, examine_argument,
3964 construct_container, ix86_pass_by_reference, function_value_32,
3965 function_value_64, ix86_function_value_1, return_in_memory_32,
3966 return_in_memory_64, return_in_memory_ms_64,
3967 ix86_return_in_memory, ix86_sol10_return_in_memory,
3968 TARGET_PROMOTE_PROTOTYPES): Likewise.
3969 * config/ia64/ia64-protos.h (ia64_function_value,
3970 ia64_hpux_function_arg_padding): Likewise.
3971 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
3972 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
3973 ia64_hpux_function_arg_padding): Likewise.
3974 * config/iq2000/iq2000-protos.h (function_arg,
3975 iq2000_function_value): Likewise.
3976 * config/iq2000/iq2000.c (iq2000_return_in_memory,
3977 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
3978 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
3979 function_arg, iq2000_function_value): Likewise.
3980 * config/m32c/m32c-protos.h (m32c_function_value,
3981 m32c_promote_function_return): Likewise.
3982 * config/m32c/m32c.c (m32c_pass_by_reference,
3983 m32c_promote_prototypes, m32c_promote_function_return,
3984 m32c_function_value): Likewise.
3985 * config/m32r/m32r.c (m32r_return_in_memory,
3986 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
3987 m32r_in_small_data_p): Likewise.
3988 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
3990 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
3991 m68hc11_function_arg_padding): Likewise.
3992 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
3993 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
3994 m68k_function_value): Likewise.
3995 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
3996 mcore_function_value): Likewise.
3997 * config/mcore/mcore.c (handle_structs_in_regs,
3998 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
3999 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4000 mcore_num_arg_regs, mcore_function_value): Likewise.
4001 * config/mips/mips-protos.h (mips_pad_arg_upward,
4002 mips_function_value): Likewise.
4003 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4004 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4005 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4006 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4007 mips_function_value): Likewise.
4008 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4010 * config/mmix/mmix.c (mmix_pass_by_reference,
4011 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4012 mmix_encode_section_info): Likewise.
4013 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4015 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4016 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4017 mn10300_function_value): Likewise.
4018 * config/mt/mt-protos.h (mt_function_value): Likewise.
4019 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4020 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4021 * config/pa/pa-protos.h (function_arg_padding, function_value,
4022 pa_return_in_memory): Likewise.
4023 * config/pa/pa.c (pa_pass_by_reference,
4024 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4025 function_arg_padding, function_value, pa_return_in_memory):
4027 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4028 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4029 function_arg_padding): Likewise.
4030 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4031 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4032 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4033 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4034 function_arg_padding, altivec_expand_dst_builtin,
4035 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4036 altivec_init_builtins, rs6000_common_init_builtins,
4037 rs6000_function_value): Likewise.
4038 * s390/s390-protos.h (s390_function_value): Likewise.
4039 * config/s390/s390.c (s390_function_arg_size,
4040 s390_pass_by_reference, s390_return_in_memory,
4041 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4042 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4043 * config/score/score-protos.h (score_function_value): Likewise.
4044 * config/score/score.c (score_arg_partial_bytes,
4045 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4046 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
4047 score_pass_by_reference, score_add_offset, score_function_value):
4049 * config/sh/sh-protos.h (sh_attr_renesas_p,
4050 sh_promote_prototypes): Likewise.
4051 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
4052 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
4053 sh_attr_renesas_p): Likewise.
4054 * config/sparc/sparc-protos.h (function_value,
4055 function_arg_padding): Likewise.
4056 * config/sparc/sparc.c (sparc_promote_prototypes,
4057 sparc_return_in_memory, sparc_pass_by_reference,
4058 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4059 function_arg_record_value_2, function_arg_record_value_1,
4060 function_arg_record_value, function_arg_record_value,
4061 function_arg_padding, function_value): Likewise.
4062 * config/spu/spu-protos.h (spu_function_value): Likewise.
4063 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
4064 spu_function_value): Likewise.
4065 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
4067 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
4068 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4069 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4071 * config/v850/v850.c (v850_return_in_memory,
4072 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
4073 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
4074 * config/xtensa/xtensa.c (xtensa_return_in_msb,
4075 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4076 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4078 * explow.c (promote_mode, hard_function_value): Likewise.
4079 * expr.h (hard_function_value, promote_mode): Likewise.
4080 * function.c (aggregate_value_p): Likewise.
4081 * hooks.c (hook_bool_const_tree_true): New.
4082 * hooks.h (hook_bool_const_tree_true): New.
4083 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
4084 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4085 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4086 TARGET_RETURN_IN_MSB): Likewise.
4087 * target.h (promote_function_args, promote_function_return,
4088 promote_prototypes, return_in_memory, return_in_msb,
4089 pass_by_reference, must_pass_in_stack, callee_copies,
4090 function_value): Likewise.
4091 * targhooks.c (default_return_in_memory,
4092 hook_pass_by_reference_must_pass_in_stack,
4093 hook_callee_copies_named,
4094 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4095 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4096 default_function_value): Likewise.
4097 * targhooks.h (default_return_in_memory,
4098 hook_pass_by_reference_must_pass_in_stack,
4099 hook_callee_copies_named,
4100 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4101 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4102 default_function_value): Likewise.
4103 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
4104 (equiv_class_label_hash, equiv_class_label_eq): Constify.
4105 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4106 * tree.c (needs_to_live_in_memory): Likewise.
4107 * tree.h (struct tree_type, needs_to_live_in_memory,
4108 aggregate_value_p, must_pass_in_stack_var_size,
4109 must_pass_in_stack_var_size_or_pad): Likewise.
4110 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4111 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4112 lookup_filename): Likewise.
4114 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4117 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4118 fake fcomi i387 instruction for !TARGET_CMOVE.
4119 (ix86_expand_branch): Expand natural sequence with one jump for
4120 all targets, not only TARGET_CMOVE.
4121 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4122 pattern to implement fake fcomi sequence. Split instruction after
4123 reload to correct compare sequences.
4124 (*cmpfp_xf_cc): Ditto.
4125 (*cmpfp_<mode>_cc): Ditto.
4126 (*cmpfp_u_cc): Ditto.
4127 (*cmpfp_<mode>_cc): Ditto.
4129 2007-08-23 Richard Guenther <rguenther@suse.de>
4131 * tree-pretty-print.c (dump_generic_node): Annotate
4132 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
4134 2007-08-23 Richard Guenther <rguenther@suse.de>
4136 * builtins.c (expand_builtin_mathfn): Wrap argument in
4137 save_expr directly instead of re-building the call.
4138 (expand_builtin_mathfn_2): Likewise.
4139 (expand_builtin_mathfn_3): Likewise.
4140 (expand_builtin_interclass_mathfn): Likewise.
4141 (expand_builtin_int_roundingfn): Set arg.
4142 (expand_builtin_int_roundingfn_2): Likewise.
4144 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
4146 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
4147 *sse_nand<mode>3, *sse_xor<mode>3): New.
4149 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4151 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
4152 * config/i386/i386.c (print_operand): Handle ';' code. Output
4153 semicolon for TARGET_MACHO.
4154 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
4155 emit semicolon after 'lock' prefix.
4156 (sync_double_compare_and_swap<mode>): Ditto.
4157 (*sync_double_compare_and_swapdi_pic): Ditto.
4158 (*sync_compare_and_swap_cc<mode>): Ditto.
4159 (sync_double_compare_and_swap_cc<mode>): Ditto.
4160 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4161 (sync_old_add<mode>): Ditto.
4162 (sync_add<mode>): Ditto.
4163 (sync_sub<mode>): Ditto.
4164 (sync_ior<mode>): Ditto.
4165 (sync_and<mode>): Ditto.
4166 (sync_xor<mode>): Ditto.
4168 2007-08-22 Chao-ying Fu <fu@mips.com>
4170 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
4172 (copy_rtx): Handle CONST_FIXED.
4173 (rtx_equal_p): Likewise.
4174 * rtl.h (fixed_value.h): New include.
4175 (rtx_def): Add a new field of fixed_value to u.
4176 (XCNMPFV): Define for accessing fixed_value.
4177 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
4179 * rtl.def (CONST_FIXED): New constant.
4180 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
4181 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
4182 US_ASHIFT): New codes.
4183 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
4184 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
4185 unsigned_fract_convert, unsigned_sat_fract): Document them.
4186 * varasm.c (assemble_integer): Extend to support fixed-point constants
4187 by using different machine classes.
4188 (decode_addr_const): Handle FIXED_CST.
4189 (const_hash_1): Likewise.
4190 (compare_constant): Likewise.
4191 (copy_constant): Likewise.
4192 (const_rtx_hash_1): Handle CONST_FIXED.
4193 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4194 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4196 (initializer_constant_valid_p): Handle FIXED_CST.
4197 (output_constant): Support FIXED_POINT_TYPE.
4198 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
4199 * cse.c (hash_rtx): Support CONST_FIXED.
4200 (exp_equiv_p): Likewise.
4201 (cannon_reg): Likewise.
4202 (fold_rtx): Likewise.
4203 (equiv_constant): Likewise.
4204 (cse_process_notes_1): Likewise.
4205 (count_reg_usage): Likewise.
4206 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
4207 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
4208 (wrap_constant): Check CONST_FIXED.
4209 (cselib_hash_rtx): Support CONST_FIXED.
4210 (cselib_subst_to_values): Likewise.
4211 * df-scan.c (df_uses_record): Likewise.
4212 * gcse.c (want_to_gcse_p): Likewise.
4213 (oprs_unchanged_p): Likewise.
4214 (oprs_not_set_p): Likewise.
4215 (compute_transp): Likewise.
4216 (extract_mentioned_regs_helper): Likewise.
4217 * genemit.c (gen_exp): Likewise.
4218 * local-alloc.c (equiv_init_varies_p): Likewise.
4219 (contains_replace_regs): Likewise.
4220 (memref_referenced_p): Likewise.
4221 * loop-invariant.c (check_maybe_invariant): Likewise.
4222 (hash_invariant_expr_1): Likewise.
4223 (invariant_expr_equal_p): Likewise.
4224 * postreload-gcse.c (oprs_unchanged_p): Likewise.
4225 * regclass.c (reg_scan_mark_refs): Likewise.
4226 * regrename.c (scan_rtx): Likewise.
4227 * resource.c (mark_referenced_resources): Likewise.
4228 (mark_set_resources): Likewise.
4229 * rtlanal.c (rtx_unstable_p): Likewise.
4230 (rtx_varies_p): Likewise.
4231 (count_occurrences): Likewise.
4232 (reg_mentioned_p): Likewise.
4233 (modified_between_p): Likewise.
4234 (modified_in_p): Likewise.
4235 (volatile_insn_p): Likewise.
4236 (volatile_refs_p): Likewise.
4237 (side_effects_p): Likewise.
4238 (may_trap_p_1): Likewise.
4239 (inequality_comparisons_p): Likewise.
4240 (computed_jump_p_1): Likewise.
4241 (commutative_operand_precedence): Likewise.
4242 * sched-deps.c (sched_analyze_2): Likewise.
4243 * sched-vis.c (print_value): Likewise.
4244 * reload.c (operands_match_p): Likewise.
4245 (subst_reg_equivs): Likewise.
4246 * reload1.c (eliminate_regs_1): Likewise.
4247 (elimination_effects): Likewise.
4248 (scan_paradoxical_subregs): Likewise.
4249 * alias.c (rtx_equal_for_memref_p): Likewise.
4250 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
4251 * emit-rtl.c (const_fixed_htab): New hash table.
4252 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
4254 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
4255 const_fixed_from_fixed_value): New functions.
4256 (verify_rtx_sharing): Handle CONST_FIXED.
4257 (copy_rtx_if_shared_1): Likewise.
4258 (reset_used_flags): Likewise.
4259 (set_used_flags): Likewise.
4260 (copy_insn_1): Likewise.
4261 (init_emit_once): Create const_fixed_htab.
4262 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
4264 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
4266 PR tree-optimization/32949
4267 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
4268 before failing for ivs with non-constant step.
4270 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
4272 * doc/md.texi (Iterators): Renamed from Macros. All contents
4273 changed to reflect rename of respectively define_code_macro and
4274 define_mode_macro to define_code_iterator and define_mode_iterator.
4275 (Mode Iterators, Code Iterators): Similar.
4276 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
4277 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
4278 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
4279 (initialize_iterators, find_iterator, check_code_iterator)
4280 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
4281 (read_mapping, read_rtx_1): Similar.
4282 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
4283 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
4284 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
4285 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
4286 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
4287 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
4288 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
4289 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
4290 config/rs6000/sync.md, config/rs6000/rs6000.md,
4291 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
4292 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
4293 config/vax/vax.md, config/bfin/bfin.md: Similar.
4295 2007-08-22 David Daney <ddaney@avtrex.com>
4297 * doc/install.texi (Testing): Mention testing on a simulator.
4299 2007-08-22 Janis Johnson <janis187@us.ibm.com>
4301 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
4303 * doc/libgcc.texi (Decimal float library routines): Fix formatting
4304 and rearrange floating point conversion functions into different
4307 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4309 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
4310 dfa_post_advance_cycle): New scheduler hooks.
4311 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4312 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
4314 (TARGET_SCHED): Use them.
4315 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4316 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
4317 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
4319 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
4320 function to facilitate debugging.
4321 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
4322 (output_insn_has_dfa_reservation_p): New static function to output
4323 insn_has_dfa_reservation_p ().
4324 (write_automata): Use it.
4325 * genattr.c (main): Output declaration for
4326 insn_has_dfa_reservation_p ().
4328 2007-08-22 Christian Bruel <christian.bruel@st.com>
4329 Richard Guenther <rguenther@suse.de>
4331 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
4332 * simplify_rtx (simplify_binary_operation_1): Likewise.
4334 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
4336 PR rtl-optimization/32557
4337 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
4338 of REGNO (mws->mw_reg).
4340 2007-08-22 Richard Guenther <rguenther@suse.de>
4343 * builtins.c (expand_builtin_int_roundingfn): Replace call
4344 argument wrapped with SAVE_EXPR directly.
4345 (expand_builtin_int_roundingfn_2): Likewise.
4347 2007-08-22 Richard Guenther <rguenther@suse.de>
4349 * tree-inline.c (inlinable_function_p): Restore disregarding
4350 inline limits for GNU extern inline functions.
4352 2007-08-22 Richard Guenther <rguenther@suse.de>
4355 * tree.c (host_integerp): Treat sizetype as signed as it is
4358 2007-08-21 Ian Lance Taylor <iant@google.com>
4360 PR tree-optimization/33134
4361 * tree-vrp.c (adjust_range_with_scev): Call
4362 set_value_range_to_value.
4364 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4366 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
4369 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4371 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
4374 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
4376 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
4377 cases to set eight bytes at a time.
4378 (expand_block_move): Likewise.
4380 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4383 * dwarf2out.c (gen_decl_die): Don't call
4384 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
4386 2007-08-21 Paul Brook <paul@codesourcery.com>
4387 Nathan Sidwell <nathan@codesourcery.com>
4388 Mark Mitchell <mark@codesourcery.com>
4389 Joseph Myers <joseph@codesourcery.com>
4391 * configure.ac: Add --with-pkgversion and --with-bugurl.
4392 * configure: Regenerate.
4393 * doc/install.texi: Document them.
4394 * version.c (version_string): Remove VERSUFFIX.
4395 (VERSUFFIX): Remove.
4396 (pkgversion_string): New.
4397 (bug_report_url): Do not hard-code initializer.
4398 * version.h (pkgversion_string): Declare.
4399 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
4401 (version.o): Define PKGVERSION and BUGURL.
4402 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
4403 (%.pod): Define BUGURL.
4404 * gcc.c (process_command, main): Use pkgversion_string.
4405 * toplev.c (compile_file, print_version): Likewise.
4406 * protoize.c (main): Likewise.
4407 * gcov.c (print_version): Likewise. Update copyright date.
4408 * gcov-dump.c (print_version): Likewise. Update copyright date.
4409 * mips-tdump.c (main): Likewise. Update copyright date.
4410 * mips-tfile.c (main): Likewise. Update copyright date.
4411 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
4412 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
4413 shorten description.
4414 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
4415 * doc/gccint.texi: Likewise.
4416 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
4417 Update copyright date.
4419 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
4421 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
4422 (ix86_expand_strlensi_unroll_1): Ditto.
4423 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
4424 (ix86_expand_carry_flag_compare): Update comment.
4426 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4429 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
4430 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
4432 2007-08-21 Richard Guenther <rguenther@suse.de>
4434 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
4436 2007-08-21 Richard Guenther <rguenther@suse.de>
4439 * fold-const.c (fold_binary): Remove index +p PTR folding.
4440 Fix types of POINTER_PLUS_EXPR generated by folding of
4443 2007-08-20 Chao-ying Fu <fu@mips.com>
4445 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
4446 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
4447 RID_ONEWAY, so that it can be checked in declspecs_add_type.
4448 (c_common_fixed_point_type_for_size): Declare.
4449 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
4450 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
4451 (c_token_starts_declspecs): Likewise.
4452 (c_parser_declspecs): Likewise.
4453 (c_parser_attributes): Likewise.
4454 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
4455 (c_declspecs): Add saturating_p.
4456 * c-decl.c (build_null_declspecs): Initialize saturating_p.
4457 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
4458 _Sat. Handle RID_SAT.
4459 Avoid using void, bool, char, int, float, double, _Decimal32,
4460 _Decimal64, _Decimal128, and complex with _Sat.
4461 Handle RID_FRACT and RID_ACCUM.
4462 Make sure _Sat is used with _Fract or _Accum.
4463 (finish_declspecs): Handle cts_fract and cts_accum.
4464 * c-common.c (fixed-value.h): New include.
4465 (constant_expression_warning): Handle FIXED_CST.
4466 (overflow_warning): Likewise.
4467 (warnings_for_convert_and_check): Likewise.
4468 (c_common_fixed_point_type_for_size): New.
4469 (c_common_type_for_mode): Handle fixed-point modes to
4470 return various saturating/non-saturating, signed/unsigned types.
4471 (c_common_signed_or_unsigned_type): Support fixed-point types.
4472 (shorten_compare): Check fixed-point zero.
4473 Handle FIXED_POINT_TYPE.
4474 (c_common_truthvalue_conversion): Handle FIXED_CST.
4475 Handle FIXED_POINT_TYPE.
4476 (c_common_nodes_and_builtins): Record builtin types for fixed-point
4478 (handle_mode_attribute): Handle fixed-point modes. Need to check
4479 if the signness of base type and fixed-point modes are consistent.
4480 (handle_vector_size_attribute): Handle fixed-point modes.
4481 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
4482 (warn_for_div_by_zero): Check fixed-point zero.
4483 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
4484 a common fixed-point type based on fbit, ibit, sign, and saturation.
4485 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
4486 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
4487 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
4488 (convert_for_assignment): Support FIXED_POINT_TYPE.
4489 (digest_init): Handle FIXED_POINT_TYPE.
4490 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
4491 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4492 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
4493 GE_EXPR, LT_EXPR, GT_EXPR.
4494 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
4495 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
4496 * target.h (gcc_target): Add fixed_point_supported_p.
4497 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
4498 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
4499 (default_fixed_point_supported_p): Define.
4500 * targhooks.h (default_fixed_point_supported_p): Declare.
4501 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
4502 * doc/install.texi (Configuration): Add --enable-fixed-point.
4503 * configure.ac (--enable-fixed-point): New to enable fixed-point
4504 arithmetic extension to C. For mips targets, we enable it by default.
4505 * configure, config.in: Regenerate.
4507 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
4509 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
4511 2007-08-20 David Edelsohn <edelsohn@gnu.org>
4513 * dwarf2out.c (text_section_used): Move declaration outside ifdef
4514 DWARF2_DEBUGGING_INFO.
4515 (cold_text_section_used): Same.
4516 (cold_text_section): Same.
4518 2007-08-20 Richard Guenther <rguenther@suse.de>
4520 * c-typeck.c (convert_for_assignment): Use the type of
4521 the member for the initialization.
4523 2007-08-20 Richard Guenther <rguenther@suse.de>
4525 * c-objc-common.c (c_disregard_inline_limits): Remove.
4526 * c-objc-common.h (c_disregard_inline_limits): Likewise.
4527 * cgraphunit.c (cgraph_process_new_functions): Call
4528 disregard_inline_limits_p.
4529 (cgraph_preserve_function_body_p): Likewise.
4530 * ipa-inline.c (compute_inline_parameters): Likewise.
4531 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
4533 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
4534 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4535 disregard_inline_limits langhook.
4536 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
4538 * langhooks.h (lang_hooks_for_tree_inlining): Remove
4539 disregard_inline_limits langhook.
4540 * tree-inline.c (disregard_inline_limits_p): New function.
4541 * tree-inline.h (disregard_inline_limits_p): Declare.
4543 2007-08-20 Richard Guenther <rguenther@suse.de>
4545 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
4546 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
4547 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4548 auto_var_in_fn_p langhook.
4549 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
4551 * tree.c (auto_var_in_fn_p): ... here.
4552 (find_var_from_fn): Call auto_var_in_fn_p directly.
4553 * langhooks.h (lang_hooks_for_tree_inlining): Remove
4554 auto_var_in_fn_p langhook.
4555 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
4556 (copy_body_r): Likewise.
4557 (self_inlining_addr_expr): Likewise.
4558 * tree.h (auto_var_in_fn_p): Declare.
4560 2007-08-20 Richard Guenther <rguenther@suse.de>
4562 * tree.c (WALK_SUBTREE): Call walk_tree_1.
4563 (walk_type_fields): Take lh parameter.
4564 (walk_tree): Rename to ...
4565 (walk_tree_1): ... this. Do not call the walk_subtrees
4566 langhook but the now passed callback. Pass lh on recursion.
4567 (walk_tree_without_duplicates): Rename to ...
4568 (walk_tree_without_duplicates_1): ... this. Take lh parameter
4569 and call walk_tree_1.
4570 * tree.h (walk_tree_lh): New typedef.
4571 (walk_tree_1): Declare.
4572 (walk_tree_without_duplicates_1): Likewise.
4573 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
4574 (walk_tree_without_duplicates): New define to
4575 walk_tree_without_duplicates_1 with NULL lh parameter.
4576 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
4577 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
4579 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
4580 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
4581 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
4584 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
4587 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
4588 code in front of the compacting of basic blocks.
4589 Move the folding of statements inbetween the cgraph checking
4590 and compacting of basic blocks.
4592 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4593 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4596 * config/alpha/alpha.c (va_list_skip_additions): Check for
4597 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
4598 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
4599 PLUS_EXPR when checking ap.__base.
4600 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
4601 when doing addition on pointer types. Use size_int instead of
4603 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
4604 ptr_type in the second operand.
4606 2007-08-19 Andrew Pinski <pinskia@gmail.com>
4609 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
4611 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4614 * cfgexpand.c (expand_one_register_var): Mark pointer
4615 DECL_ARTIFICIAL as REG_POINTER also.
4616 * stmt.c (expand_decl): Likewise.
4618 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
4625 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
4626 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
4627 on_worklist argument and avoid adding things to worklist multiple
4629 (add_to_worklist): Ditto.
4630 (mark_aliases_call_clobbered): Mark entire structure clobbered if
4631 single SFT is clobbered.
4632 (set_initial_properties): Ditto.
4633 (compute_call_clobbered): Update for changes to function
4635 (create_overlap_variables_for): Always create SFT for offset 0.
4636 (create_structure_vars): Handle PHI's, since we are in SSA form at
4638 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
4639 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
4641 (add_vars_for_offset): Figure out aliases from access + points-to.
4642 (add_virtual_operand): Use add_vars-for_offset.
4643 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
4644 (add_call_clobber_ops): Remove makes_clobbering_call set.
4645 (get_expr_operands): Always pass through the INDIRECT_REF
4647 * tree-ssa-structalias.c (struct constraint_graph): Remove
4649 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
4650 address_taken, pt_used, number_incoming.
4651 (FIRST_ADDR_NODE): Removed.
4652 (merge_graph_nodes): Remove broken code for the moment.
4653 (init_graph): New function.
4654 (build_pred_graph): Remove code to init_graph.
4655 Add location equivalence support.
4656 (struct scc_info): Rename roots to deleted.
4658 (init_scc_info): Ditto
4659 (init_topo_info): Use graph->size.
4660 (compute_topo_order): Ditto.
4661 (do_da_constraint): Removed.
4662 (do_sd_constraint): Remove calls to find().
4663 set_union_with_increment should always get 0 as last arg here.
4664 (do_complex_constraint): Replace do_da_constraint with assert.
4666 (struct equiv_class_label): New.
4667 (pointer_equiv_class_table): Ditto.
4668 (location_equiv_class_table): Ditto.
4669 (equiv_class_label_hash): Ditto.
4670 (equiv_class_label_eq): Ditto
4671 (equiv_class_lookup): Ditto.
4672 (equiv_class_ladd): Ditto.
4673 (pointer_equiv_class): Ditto.
4674 (location_equiv_class): Ditto.
4675 (condense_visit): Rename and rewrite from label_visit to do only
4676 SCC related stuff for HU.
4677 (label_visit): Do HU work for HU.
4678 (perform_var_substitution): Update to do HU and location
4680 (free_var_substitution_info): Update to free HU and location
4681 equivalence structures. */
4682 (find_equivalent_node): Update for pointer but not location
4684 (unite_pointer_equivalences): New function.
4685 (move_complex_constraints): Rewrite to only do moving.
4686 (rewrite_constraints): Split out of move_complex_constraints.
4687 (solve_graph): Use graph->size.
4688 (process_constraint_1): Add from_call argument, use it.
4689 Split *a = &b into two constraints.
4690 (process_constraint): Use new process_constraint_1.
4691 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
4692 (get_constraint_for): Handle non-pointer integers properly.
4693 Remove code that used to handle structures.
4694 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
4695 with unknown addends.
4696 (handle_rhs_call): New function.
4697 (find_func_aliases): Use handle_rhs_call.
4698 (set_uids_in_ptset): Add an assert.
4699 (set_used_smts): Fix bug in not considering unified vars.
4700 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
4701 (compute_points_to_sets): Update for other function changes.
4702 (delete_points_to_sets): Ditto.
4703 (ipa_pta_execute): Ditto.
4704 (pass_ipa_pta): We need to update SSA after ipa_pta.
4706 2007-08-19 Jan Hubicka <jh@suse.cz>
4708 * i386.md: Replace "rim" and "mri" constraints by "g".
4710 2007-08-19 Joseph Myers <joseph@codesourcery.com>
4712 * dwarf2out.c (text_section_used, cold_text_section_used,
4713 cold_text_section, dwarf2out_note_section_used): New.
4714 (dwarf2out_init): Initialize cold_text_section.
4715 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
4716 dwarf2out_note_section_used.
4717 (size_of_aranges): Only count entry for text section if it was
4718 used. Count entry for cold text section if it was used.
4719 (output_aranges): Only output entries for text section and cold
4720 text section if they were used.
4722 2007-08-19 Andrew Pinski <pinskia@gmail.com>
4724 * tree-pretty-print.c (debug_generic_expr): Add a comment about
4726 (debug_generic_stmt): Likewise.
4727 (debug_tree_chain): Likewise.
4729 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
4731 * tree-data-refs.c (split_constant_offset): Expose.
4732 * tree-data-refs.h (split_constant_offset): Add declaration.
4734 * tree-vectorizer.h (dr_alignment_support): Renamed
4735 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
4736 Added a new value dr_explicit_realign.
4737 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
4738 dr_offset, dr_step, and dr_aligned_to, along with new access
4739 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
4740 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
4741 STMT_VINFO_DR_ALIGNED_TO.
4743 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
4745 In case of outer-loop vectorization with non-fixed misalignment - use
4746 the dr_explicit_realign scheme instead of the optimized realignment
4748 (new_stmt_vec_info): Initialize new fields.
4750 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
4751 'nested_in_vect_loop' case. Change verbosity level.
4752 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
4753 Don't fail on zero step in the outer-loop for loads.
4754 (vect_analyze_data_refs): Call split_constant_offset to calculate
4755 base, offset and init relative to the outer-loop.
4757 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
4758 BSI function argument with a new function argument - at_loop.
4759 Simplify the condition that determines STEP. Takes additional argument
4760 INV_P. Support outer-loop vectorization (handle the
4761 nested_in_vect_loop case), including zero step in the outer-loop. Call
4762 vect_create_addr_base_for_vector_ref with additional argument.
4763 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
4764 Updated function documentation. Handle the 'nested_in_vect_loop' case.
4765 Fixed and simplified calculation of step.
4766 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
4767 of bsi, and with additional argument. Call bump_vector_ptr with
4768 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
4769 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
4770 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
4771 when the realignment setup needs to take place inside the loop.
4772 Support the dr_explicit_realign scheme. Allow generating the optimized
4773 realignment scheme for outer-loop vectorization. Added documentation.
4774 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
4775 the 'nested_in_vect_loop' case, including loads that are invariant in
4776 the outer-loop and the realignment schemes. Handle the case when the
4777 realignment setup needs to take place inside the loop. Call
4778 vect_setup_realignment with additional arguments. Call
4779 vect_create_data_ref_ptr with additional argument and with loop instead
4780 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
4781 (vect_gen_niters_for_prolog_loop): Call
4782 vect_create_addr_base_for_vector_ref with additional arguments.
4783 (vect_create_cond_for_align_checks): Likewise.
4784 (bump_vector_ptr): Updated to support the new dr_explicit_realign
4785 scheme: takes additional argument bump; argument ptr_incr is now
4786 optional; updated documentation.
4787 (vect_init_vector): Takes additional argument (bsi). Use it, if
4788 available, to insert the vector initialization.
4789 (get_initial_def_for_induction): Pass additional argument in call to
4791 (vect_get_vec_def_for_operand): Likewise.
4792 (vect_setup_realignment): Likewise.
4793 (vectorizable_load): Likewise.
4795 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
4797 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
4798 as argument instead of struct loop.
4799 (nested_in_vect_loop_p): New function.
4800 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
4802 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
4803 from other phis in the loop.
4804 (destroy_loop_vec_info): Add additional argument to declaration.
4806 * tree-vectorizer.c (supportable_widening_operation): Also check if
4807 nested_in_vect_loop_p (don't allow changing the order in this case).
4808 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
4809 of struct loop. Call nested_in_vect_loop_p and don't require
4810 flag_unsafe_math_optimizations if it returns true.
4811 (new_stmt_vec_info): When setting def_type for phis differentiate
4812 loop-header phis from other phis.
4813 (bb_in_loop_p): New function.
4814 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
4815 just update their loop_vinfo. Order of BB traversal now matters -
4816 call dfs_enumerate_from with bb_in_loop_p.
4817 (destroy_loop_vec_info): Takes additional argument to control whether
4818 stmt_vinfo of the loop stmts should be destroyed as well.
4819 (vect_is_simple_reduction): Allow the "non-reduction" use of a
4820 reduction stmt to be defines by a non loop-header phi.
4821 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
4823 * tree-vect-transform.c (vectorizable_reduction): Call
4824 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
4825 (vectorizable_call): Likewise.
4826 (vectorizable_conversion): Likewise.
4827 (vectorizable_operation): Likewise.
4828 (vectorizable_type_promotion): Likewise.
4829 (vectorizable_type_demotion): Likewise.
4830 (vectorizable_store): Likewise.
4831 (vectorizable_live_operation): Likewise.
4832 (vectorizable_reduction): Likewise. Also pass loop_info to
4833 vect_is_simple_reduction instead of loop.
4834 (vect_init_vector): Call nested_in_vect_loop_p.
4835 (get_initial_def_for_reduction): Likewise.
4836 (vect_create_epilog_for_reduction): Likewise.
4837 (vect_init_vector): Check which loop to work with, in case there's an
4839 (get_initial_def_for_inducion): Extend to handle outer-loop
4840 vectorization. Fix indentation.
4841 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
4842 In the case vect_induction_def get the vector def from the induction
4843 phi node, instead of calling get_initial_def_for_inducion.
4844 (get_initial_def_for_reduction): Extend to handle outer-loop
4846 (vect_create_epilog_for_reduction): Extend to handle outer-loop
4848 (vect_transform_loop): Change assert to just skip this case. Add a
4850 (vect_finish_stmt_generation): Add a couple asserts.
4852 (vect_estimate_min_profitable_iters): Multiply
4853 cost of inner-loop stmts (in outer-loop vectorization) by estimated
4855 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
4856 this is an inner-loop reduction in outer-loop vectorization.
4858 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
4859 Same code as what used to be vect_analyze_scalar_cycles, only with
4860 additional argument loop, and loop_info passed to
4861 vect_is_simple_reduction instead of loop.
4862 (vect_analyze_scalar_cycles): Code factored out into
4863 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
4864 Updated documentation.
4865 (analyze_operations): Check for inner-loop loop-closed exit-phis during
4866 outer-loop vectorization that are live or not used in the outerloop,
4867 cause this requires special handling.
4868 (vect_enhance_data_refs_alignment): Don't consider versioning for
4870 (vect_analyze_data_refs): Check that there are no datarefs in the
4872 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
4873 and vect_used_in_outer_by_reduction cases.
4874 (process_use): Also consider the case of outer-loop stmt defining an
4875 inner-loop stmt and vice versa.
4876 (vect_analyze_loop_1): New function.
4877 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
4878 loops. Call vect_analyze_loop_1.
4879 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
4880 been vectorized. Call destroy_loop_vec_info with additional argument.
4882 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
4883 in the inner-loop when doing outer-loop vectorization. Add
4884 documentation and printout.
4885 (vect_recog_dot_prod_pattern): Likewise. Also add check for
4886 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
4888 2007-08-18 Andrew Pinski <pinskia@gmail.com>
4890 * tree-affine.h (print_aff): New prototype.
4891 (debug_aff): Likewise.
4892 * tree-affine.c (print_aff): New function.
4893 (debug_aff): Likewise.
4895 2007-08-18 Paul Brook <paul@codesourcery.com>
4896 Joseph Myers <joseph@codesourcery.com>
4898 * common.opt (-fdebug-prefix-map=): New option.
4899 * opts.c: Include debug.h.
4900 (common_handle_option): Handle -fdebug-prefix-map.
4901 * final.c: Include ggc.h.
4902 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
4903 remap_debug_filename): New.
4904 * Makefile.in (final.o, opts.o): Update dependencies.
4905 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
4906 * configure.ac: Check for assembler --debug-prefix-map support.
4907 * configure, config.in: Regenerate.
4908 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
4909 (ASM_DEBUG_SPEC): Include ASM_MAP.
4910 * doc/install.texi (--with-debug-prefix-map): Document.
4911 * doc/invoke.texi (-fdebug-prefix-map): Document.
4912 * dbxout.c (dbxout_init, dbxout_start_source_file,
4913 dbxout_source_file): Call remap_debug_filename.
4914 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
4915 dwarf2out_start_source_file, dwarf2out_finish): Call
4916 remap_debug_filename.
4917 (file_table_relative_p): Do not check d->emitted_number.
4918 * toplev.c (output_file_directive): Call remap_debug_filename.
4919 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
4920 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
4922 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4924 * loop-invariant.c (find_invariants_to_move): Add missing macro
4927 2007-08-17 Tom Tromey <tromey@redhat.com>
4929 * tree.h (struct tree_label_decl): Removed old "java" fields.
4931 2007-08-17 Richard Sandiford <richard@codesourcery.com>
4932 Nigel Stephens <nigel@mips.com>
4934 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
4935 Treat -mno-data-in-code and -mcode-xonly as aliases for
4936 -mcode-readable=no and -mcode-readable=pcrel respectively.
4937 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
4938 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
4939 (MULTILIB_DIRNAMES): Update accordingly.
4941 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
4943 * Makefile.in (version.o): Depend on $(REVISION) only if
4944 REVISION_s is defined.
4946 2007-08-17 Sa Liu <saliu@de.ibm.com>
4947 Ulrich Weigand <uweigand@de.ibm.com>
4950 * tree.c (reconstruct_complex_type): For a pointer to a vector,
4951 use build_qualified_type to retain qualifiers of the base type.
4953 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
4955 * config/score/score.md : Update pattern tablejump.
4956 * config/score/score.c : Update score_initialize_trampoline
4958 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
4959 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
4960 * doc/contrib.texi: Add my entry.
4962 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
4964 * Makefile.in (REVISION): New.
4967 (version.o): Also depend on $(REVISION). Add
4968 -DREVISION=$(REVISION_s).
4970 * version.c (version_string): Add REVISION.
4972 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
4974 * tree-eh.c (lower_try_finally_onedest): Reset the locus
4975 of GOTO that's relocated to a different block.
4977 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4979 * c-common.c (const_strip_array_types): New.
4980 * c-common.h (lang_missing_noreturn_ok_p): Delete.
4981 (const_strip_array_types): New.
4982 * c-objc-common.c (c_disregard_inline_limits,
4983 c_warn_unused_global_decl): Constify.
4984 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
4985 c_vla_type_p, c_incomplete_type_error): Likewise.
4986 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
4987 * hooks.c (hook_bool_const_tree_false): New.
4988 * hooks.h (hook_bool_const_tree_false): Likewise.
4989 * langhooks-def.h (lhd_warn_unused_global_decl,
4990 lhd_incomplete_type_error, lhd_expr_size,
4991 lhd_tree_inlining_disregard_inline_limits,
4992 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
4993 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
4994 * langhooks.c (lhd_warn_unused_global_decl,
4995 lhd_incomplete_type_error,
4996 lhd_tree_inlining_disregard_inline_limits,
4997 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
4998 lhd_expr_size): Likewise.
4999 * langhooks.h (lang_hooks_for_tree_inlining,
5000 lang_hooks_for_tree_dump, lang_hooks_for_types,
5001 lang_hooks_for_decls, lang_hooks): Likewise.
5002 * pointer-set.c (pointer_set_t, pointer_set_create,
5003 pointer_set_contains, insert_aux, pointer_set_insert,
5004 pointer_set_traverse, pointer_map_t, pointer_map_create,
5005 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5007 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5008 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5009 pointer_map_traverse): Likewise.
5010 * predict.c (assert_is_empty): Likewise.
5011 * tree-affine.c (free_name_expansion): Likewise.
5012 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5013 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5014 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5016 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5018 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5020 (destroy_loop_vec_info): Add call to VEC_free.
5021 * tree-vectorizer.h (may_alias_ddrs): Define.
5022 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5023 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5024 Change reporting to dump.
5025 (vect_is_duplicate_ddr): New.
5026 (vect_mark_for_runtime_alias_test): New.
5027 (vect_analyze_data_ref_dependences) Add call to
5028 vect_mark_for_runtime_alias_test.
5029 (vect_enhance_data_refs_alignment): Define local variable
5030 vect_versioning_for_alias_required, don't perform
5031 peeling for alignment if versioning for alias is
5033 (vect_enhance_data_refs_alignment): Use
5034 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5035 PARAM_VECT_MAX_VERSION_CHECKS.
5036 * tree-vect-transform.c
5037 (vect_create_cond_for_alias_checks): New.
5038 (vect_transform_loop): Add call to
5039 vect_create_cond_for_alias_checks.
5040 (vect_vfa_segment_size): New.
5041 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
5043 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
5044 * gcc/doc/invoke.texi
5045 (vect-max-version-for-alignment-checks): Document.
5046 (vect-max-version-for-alias-checks): Document.
5047 (vect-max-version-checks): Remove.
5049 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
5051 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
5052 the same line as the instruction for all asm dialects.
5053 (*rep_movsi): Ditto.
5054 (*rep_movsi_rex64): Ditto.
5055 (*rep_movqi): Ditto.
5056 (*rep_movqi_rex64): Ditto.
5057 (*rep_stosdi_rex64): Ditto.
5058 (*rep_stossi): Ditto.
5059 (*rep_stossi_rex64): Ditto.
5060 (*rep_stosqi): Ditto.
5061 (*rep_stosqi_rex64): Ditto.
5062 (*cmpstrnqi_nz_1): Ditto.
5063 (*cmpstrnqi_nz_rex_1): Ditto.
5064 (*cmpstrnqi_1): Ditto.
5065 (*cmpstrnqi_rex_1): Ditto.
5066 (*strlenqi_1): Ditto.
5067 (*strlenqi_rex_1): Ditto.
5068 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
5069 prefix on the same line as the instruction for all asm dialects.
5070 (sync_double_compare_and_swap<mode>): Ditto.
5071 (*sync_double_compare_and_swapdi_pic): Ditto.
5072 (*sync_compare_and_swap_cc<mode>): Ditto.
5073 (sync_double_compare_and_swap_cc<mode>): Ditto.
5074 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5075 (sync_old_add<mode>): Ditto.
5076 (sync_add<mode>): Ditto.
5077 (sync_sub<mode>): Ditto.
5078 (sync_ior<mode>): Ditto.
5079 (sync_and<mode>): Ditto.
5080 (sync_xor<mode>): Ditto.
5082 2007-08-16 Richard Sandiford <richard@codesourcery.com>
5085 * reload.c (find_reloads): Check that the memory returned by
5086 find_reloads_toplev was not the result of forcing a constant
5088 (find_reloads_toplev): Always use simplify_gen_subreg to get
5089 the subreg of a constant. If the result is also a constant,
5090 but not a legitimate one, force it into the constant pool
5091 and reload its address.
5093 2007-08-15 David Edelsohn <edelsohn@gnu.org>
5095 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
5098 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
5100 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
5101 directive for the current vector ABI.
5103 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5106 * caller-save.c (reg_save_code): Set invalide status on restore code.
5108 2007-08-15 Diego Novillo <dnovillo@google.com>
5110 * tree-ssa-alias.c (compute_memory_partitions): Use
5111 alias_bitmap_obstack to allocate bitmaps.
5112 (reset_alias_info): Factor out of init_alias_info.
5113 Mark all name tags not associated to an SSA name for renaming.
5114 (init_alias_info): Call it.
5115 (create_name_tags): Tidy. Add comments.
5116 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5118 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5120 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5121 scheduler dependencies.
5123 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5125 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
5127 (*iorsi_1_zext): Likewise.
5128 (*iorsi_1_zext_imm): Likewise.
5129 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
5130 with "rm"/"xm" constraint.
5131 (sse2_vmsqrtv2df2): Likewise.
5133 2007-08-15 Jakub Jelinek <jakub@redhat.com>
5136 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
5139 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
5141 * tree-pass.h (PROP_pta): Removed.
5142 (TODO_rebuild_alias): New.
5143 (pass_may_alias): Removed.
5144 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
5145 aliasing if we changed something.
5146 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
5148 (pass_may_alias): Removed.
5149 (create_structure_vars): Return TODO_rebuild_alias.
5150 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
5151 * tree-sra.c (tree_sra): Only rebuild aliasing if something
5153 (tree_sra_early): We never affect aliasing right now.
5154 * tree-flow.h (compute_may_aliases): New prototype.
5155 * passes.c: Remove pass_may_alias from the passes.
5156 (execute_function_todo): Support TODO_rebuild_alias.
5158 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
5160 * i386.c: (legitimize_address): Move dllimported variable check
5161 infront of legitimizing pic address of CONST symbols.
5163 2007-08-14 Steve Ellcey <sje@cup.hp.com>
5165 PR tree-optimization/32941
5166 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
5167 (goto_queue_cmp): Remove.
5168 (find_goto_replacement): Change search method.
5169 (maybe_record_in_goto_queue): Add assert.
5170 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
5171 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
5173 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5175 * alias.c (component_uses_parent_alias_set): Constify.
5176 * alias.h (component_uses_parent_alias_set): Likewise.
5177 * cfgrtl.c (print_rtl_with_bb): Likewise.
5178 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
5179 mpz_get_double_int): Likewise.
5180 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
5181 mpz_get_double_int): Likewise.
5182 * expr.c (is_aligning_offset, undefined_operand_subword_p,
5183 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
5185 * expr.h (safe_from_p): Likewise.
5186 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
5188 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
5189 zero_sized_type, goa_lhs_expr_p): Likewise.
5190 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
5191 * rtl.h (print_rtl_with_bb): Likewise.
5192 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
5193 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
5194 * tree-flow-inline.h (bb_stmt_list): Constify.
5195 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
5197 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
5198 const_first_stmt, const_last_stmt): New.
5199 (block_may_fallthru, empty_block_p): Constify.
5200 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
5201 EXPR_ONLY_BODY): New.
5202 (expr_first, expr_last, expr_only): Use macro for body.
5203 (const_expr_first, const_expr_last, const_expr_only): New.
5204 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
5205 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
5206 ctsi_prev, ctsi_stmt): New.
5207 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
5208 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
5209 * tree-ssa-loop-niter.c (loop_only_exit_p,
5210 derive_constant_upper_bound): Likewise.
5211 * tree-ssa-phiopt.c (empty_block_p): Likewise.
5212 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
5213 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
5214 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
5215 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
5216 * tree.c (get_type_static_bounds): Likewise.
5217 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
5218 (get_type_static_bounds): Constify.
5220 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5223 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
5224 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
5225 (*<addsub><mode>3_cc_overflow): New.
5226 (*add<mode>3_cconly_overflow): New.
5227 (*sub<mode>3_cconly_overflow): New.
5228 (*<addsub>si3_zext_cc_overflow): New.
5229 * config/i386/predicates.md (fcmov_comparison_operator): Accept
5230 CCCmode for LTU, GTU, LEU and GEU.
5231 (ix86_comparison_operator): Likewise.
5232 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
5233 * config/i386/i386.c (put_condition_code): Support CCCmode.
5234 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
5235 or MINUS expressions.
5237 2007-08-14 Andrew Pinski <pinskia@gmail.com>
5240 * c-typeck.c (build_binary_op): Disallow vector float types with
5241 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
5243 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
5245 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
5246 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
5247 (dep_def): New typedef.
5248 (init_dep_1, sd_debug_dep): Declare functions.
5249 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
5250 (debug_dep_links): Remove.
5251 (struct _deps_list): New field 'n_links'.
5252 (DEPS_LIST_N_LINKS): New macro.
5253 (FOR_EACH_DEP_LINK): Remove.
5254 (create_deps_list, free_deps_list, delete_deps_list): Remove
5256 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5257 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5258 (copy_deps_list_change_con, move_dep_link): Ditto.
5259 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
5260 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
5262 (INSN_BACK_DEPS): Remove.
5263 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
5265 (INSN_DEP_COUNT): Remove.
5266 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
5267 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
5268 Declare global variables.
5269 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
5270 (add_forw_dep, compute_forward_dependences): Remove declarations.
5271 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
5272 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5273 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
5275 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
5277 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
5278 (sd_list_types_def): New typedef.
5279 (sd_next_list): Declare function.
5280 (struct _sd_iterator): New type.
5281 (sd_iterator_def): New typedef.
5282 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
5284 (FOR_EACH_DEP): New cycle wrapper.
5285 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
5287 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
5288 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
5291 * sched-deps.c (init_dep_1): Make global.
5292 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
5294 (dump_dep): New static function.
5295 (dump_dep_flags): New static variable.
5296 (sd_debug_dep): New function.
5297 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
5299 (move_dep_link): Use remove_from_deps_list (), instead of
5301 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
5302 (dep_link_is_detached_p): New static function.
5303 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
5305 (dn_pool, dl_pool): New alloc_pools.
5306 (dn_pool_diff, dl_pool_diff): New static variables.
5307 (create_dep_node, delete_dep_node): New static function.
5308 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
5309 (deps_list_empty_p): Make it static. Use 'n_links' field.
5310 (deps_pools_are_empty_p): New static function.
5311 (alloc_deps_list, delete_deps_list): Remove.
5312 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
5313 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5314 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
5315 (forward_dependency_cache): Remove.
5316 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
5317 'back' from the names. Change signature to use dep_t instead of
5319 (add_back_dep): Ditto. Make global.
5320 (check_dep_status): Rename to check_dep ().
5321 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
5323 (sd_finish_insn): Ditto.
5324 (sd_find_dep_between_no_cache): New static function.
5325 (sd_find_dep_between): New function.
5326 (ask_dependency_caches, set_dependency_caches): New static functions.
5327 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
5328 (add_or_update_dep_1): Separate pieces of functionality into
5329 ask_dependency_caches (), update_dependency_caches (),
5330 change_spec_dep_to_hard (), update_dep ().
5331 (get_back_and_forw_lists): New static function.
5332 (sd_add_dep): Separate setting of dependency caches into
5333 set_dependency_caches ().
5334 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
5336 (sd_delete_dep): Ditto.
5337 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
5338 (dump_lists): New static function.
5339 (sd_debug_lists): New debug function.
5340 (delete_all_dependences, fixup_sched_groups): Update to use
5341 sd_* infrastructure.
5342 (sched_analyze_2): Create data-speculative dependency only if
5343 data-speculation is enabled.
5344 (sched_analyze_insn): If insn cannot be speculative, make all its
5345 dependencies non-speculative.
5346 (sched_analyze): Use sd_init_insn ().
5347 (add_forw_dep, compute_forward_dependencies): Remove.
5348 (delete_dep_nodes_in_back_deps): New static function.
5349 (sched_free_deps): New function.
5350 (init_dependency_caches): Init alloc_pools.
5351 (extend_depedency_caches): Update after removing of
5352 forward_dependency_cache.
5353 (free_dependency_caches): Ditto. Free alloc_pools.
5354 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
5355 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
5357 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5358 (add_dependence): Use init_dep ().
5359 (get_dep_weak_1): New static function.
5360 (get_dep_weak): Move logic to get_dep_weak_1 ().
5361 (dump_ds): New static function moved from haifa-sched.c:
5362 debug_spec_status ().
5363 (debug_ds): New debug function.
5364 (check_dep_status): Rename to check_dep (). Update to check whole
5367 * haifa-sched.c (spec_info): Make global.
5368 (added_recovery_block_p): Rename to
5369 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
5370 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
5371 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
5372 to use new interfaces.
5373 (ok_for_early_queue_removal): Ditto.
5374 (schedule_block): Initialize logical uids of insns emitted by the
5376 (sched_init): Initialize new variable.
5377 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5379 (extend_global): Initialize insn data.
5380 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
5381 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
5383 (add_to_speculative_block): Update to use new interfaces.
5384 (create_recovery_block): Set new variables.
5385 (create_check_block_twin, fix_recovery_deps): Update to use new
5387 (sched_insn_is_legitimate_for_speculation_p): New function.
5388 (speculate_insn): Move checking logic to
5389 sched_insn_is_legitimate_for_speculation_p ().
5390 (sched_remove_insn): Finalize sched-deps information of instruction.
5391 (clear_priorities, add_jump_dependencies): Update to use new
5393 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
5395 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
5396 to use new interfaces.
5397 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
5398 (new_ready): Try to use control speculation only if it is available.
5399 (add_branch_dependences): Update to use new interfaces.
5400 (compute_block_backward_dependences): Rename to
5401 compute_block_dependences (). Call
5402 targetm.sched.dependencies_evaluation_hook ().
5403 (free_block_dependencies): New static function.
5404 (debug_dependencies): Update to use new interfaces.
5405 (schedule_region): Remove separate computation of forward dependencies.
5406 Move call of targetm.sched.dependencies_evaluation_hook () to
5407 compute_block_dependences (). Free dependencies at the end of
5408 scheduling the region.
5410 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
5412 (add_deps_for_risky_insns): Ditto.
5413 (schedule_ebb): Remove separate computation of forward dependencies.
5414 Free dependencies at the end of scheduling the ebb.
5416 * ddg.c (create_ddg_dependence): Update to use new interfaces.
5417 (build_intra_loop_deps): Ditto. Remove separate computation of
5418 forward dependencies. Free sched-deps dependencies.
5420 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
5421 to use new interfaces.
5422 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
5424 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
5426 (is_costly_group): Ditto.
5428 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5430 * alias.c (rtx_equal_for_memref_p): Constify.
5431 * basic-block.h (const_edge, const_basic_block): New.
5432 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
5433 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
5434 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
5435 probably_never_executed_bb_p, edge_probability_reliable_p,
5436 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
5437 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
5439 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
5440 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
5442 * cfganal.c (flow_active_insn_p, forwarder_block_p,
5443 flow_nodes_print, dfs_enumerate_from): Likewise.
5444 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
5445 control_flow_insn_p, count_basic_blocks): Likewise.
5446 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
5447 get_loop_body_with_size, loop_exit_edge_p): Likewise.
5448 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
5449 average_num_loop_insns, loop_exit_edge_p,
5450 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
5451 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
5452 average_num_loop_insns, seq_cost): Likewise.
5453 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
5454 * dominance.c (dominated_by_p): Likewise.
5455 * emit-rtl.c (validate_subreg): Likewise.
5456 * except.c (can_throw_internal, can_throw_external): Likewise.
5457 * except.h (can_throw_internal, can_throw_external): Likewise.
5458 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
5459 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
5460 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
5461 simple_mem, store_ops_ok, load_kills_store, find_loads,
5462 store_killed_in_insn, store_killed_after, store_killed_before,
5463 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
5465 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
5466 noce_mem_write_may_trap_or_fault_p): Likewise.
5467 * pointer-set.c (pointer_set_contains, pointer_map_contains):
5469 * pointer-set.h (pointer_set_contains, pointer_map_contains):
5471 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
5472 probably_cold_bb_p, probably_never_executed_bb_p,
5473 edge_probability_reliable_p, br_prob_note_reliable_p,
5474 can_predict_insn_p): Likewise.
5475 * regclass.c (reg_set_to_hard_reg_set): Likewise.
5476 * resource.c (return_insn_p): Likewise.
5477 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
5479 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
5480 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
5481 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
5482 verify_gimple_modify_stmt): Likewise.
5483 * tree-chrec.c (is_not_constant_evolution,
5484 is_multivariate_chrec_rec, is_multivariate_chrec,
5485 chrec_contains_symbols, chrec_contains_undetermined,
5486 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
5487 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
5488 eq_evolutions_p, scev_direction): Likewise.
5489 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
5490 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
5491 chrec_contains_symbols_defined_in_loop,
5492 chrec_contains_undetermined, tree_contains_chrecs,
5493 evolution_function_is_affine_multivariate_p,
5494 evolution_function_is_univariate_p, chrec_zerop,
5495 evolution_function_is_constant_p, evolution_function_is_affine_p,
5496 evolution_function_is_affine_or_constant_p,
5497 tree_does_not_contain_chrecs, chrec_type): Likewise.
5498 * tree-data-ref.c (tree_fold_divides_p,
5499 object_address_invariant_in_loop_p, dr_may_alias_p,
5500 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
5501 same_access_functions, constant_access_functions,
5502 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
5504 * tree-flow.h (scev_direction): Likewise.
5505 * tree-gimple.c (is_gimple_stmt): Likewise.
5506 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
5508 * tree-pretty-print.c (op_prio): Likewise.
5509 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
5510 analyzable_condition, backedge_phi_arg_p): Likewise.
5511 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
5512 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
5513 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
5516 2007-08-13 Dan Hipschman <dsh@google.com>
5519 * c-format.c (check_format_arg): Move check for zero-length
5520 format strings below the check for unterminated strings.
5522 2007-08-13 Andrew Pinski <pinskia@gmail.com>
5525 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
5528 2007-08-13 Nick Clifton <nickc@redhat.com>
5530 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
5532 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5535 * c-format.c (gcc_gfc_length_specs): New array.
5536 (gcc_gfc_char_table): Add unsigned specifier, and references to
5537 the l length modifier.
5538 (format_types_orig): Use the new gcc_gfc_length_specs.
5540 2007-08-12 Sa Liu <saliu@de.ibm.com>
5542 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
5543 and with REG_RETVAL note after split.
5545 2007-08-11 David Daney <ddaney@avtrex.com>
5547 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
5548 as ATTRIBUTE_UNUSED.
5550 2007-08-11 David Edelsohn <edelsohn@gnu.org>
5551 Segher Boessenkool <segher@kernel.crashing.org>
5553 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
5554 HAVE_LOCAL_CPU_DETECT not defined.
5556 2007-08-11 Jan Hubicka <jh@suse.cz>
5558 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
5559 (cgraph_process_new_functions): Honor previous value of
5560 disregard_inline_limits.
5561 * ipa-inline.c (compute_inline_parameters): Likewise.
5563 2007-08-11 Ian Lance Taylor <iant@google.com>
5565 * alias.h (alias_set_type): Define new type.
5566 (ALIAS_SET_MEMORY_BARRIER): Use it.
5567 * rtl.h: Include alias.h.
5568 (struct mem_attrs): Use alias_set_type.
5569 * tree.h: Include alias.h
5570 (struct tree_type): Use alias_set_type.
5571 (struct tree_struct_field_tag): Likewise.
5572 (struct tree_decl_common): Likewise.
5573 * alias.c (struct alias_set_entry): Use alias_set_type.
5574 (get_alias_set_entry, alias_set_subset_of): Likewise.
5575 (alias_sets_conflict_p): Likewise.
5576 (alias_sets_must_conflict_p): Likewise.
5577 (objects_must_conflict_p): Likewise.
5578 (get_alias_set, new_alias_set): Likewise.
5579 (record_alias_subset, record_component_aliases): Likewise.
5580 (varargs_set, frame_set): Change to alias_set_type.
5581 (get_varargs_alias_set): Use alias_set_type.
5582 (get_frame_alias_set): Likewise.
5583 * builtins.c (setjmp_alias_set): Change to alias_set_type.
5584 * dse.c (struct store_info): Use alias_set_type.
5585 (struct read_info, struct clear_alias_mode_holder): Likewise.
5586 (clear_alias_set_lookup, canon_address): Likewise.
5587 (record_store, check_mem_read_rtx): Likewise.
5588 (dse_record_singleton_alias_set): Likewise.
5589 (dse_invalidate_singleton_alias_set): Likewise.
5590 * emit-rtl.c (get_mem_attrs): Likewise.
5591 (set_mem_attributes_minus_bitpos): Likewise.
5592 (set_mem_alias_set): Likewise.
5593 * expr.c (store_constructor_field, store_field): Likewise.
5594 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
5595 * langhooks.c (lhd_get_alias_set): Likewise.
5596 * langhooks-def.h (lhd_get_alias_set): Likewise.
5597 * reload1.c (alter_reg): Likewise.
5598 * tree-flow.h (struct fieldoff): Likewise.
5599 * tree-ssa-alias.c (struct alias_map_d): Likewise.
5600 (may_alias_p, get_smt_for, create_sft): Likewise.
5601 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
5602 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
5603 (merge_smts_into): Likewise.
5604 * varasm.c (const_alias_set): Likewise.
5605 * c-common.c (strict_aliasing_warning): Likewise.
5606 (c_common_get_alias_set): Likewise.
5607 * dse.h (dse_record_singleton_alias_set): Update declaration.
5608 (dse_invalidate_singleton_alias_set): Likewise.
5609 * emit-rtl.h (set_mem_alias_set): Likewise.
5610 * c-common.h (c_common_get_alias_set): Likewise.
5611 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
5612 * print-tree.c (print_node): Likewise.
5613 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
5615 (alpha_setup_incoming_varargs): Use alias_set_type.
5616 * config/i386/i386.c (setup_incoming_varargs_64): Use
5618 (setup_incoming_varargs_ms_64): Likewise.
5619 (ix86_GOT_alias_set): Likewise.
5620 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
5621 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
5622 (set): Change to alias_set_type.
5623 (get_TOC_alias_set): Use alias_set_type.
5624 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
5626 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
5627 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
5629 (struct_value_alias_set): Likewise.
5630 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
5632 2007-08-11 Richard Sandiford <richard@codesourcery.com>
5634 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
5635 * config/vxworks.h (TARGET_VXWORKS): Override.
5636 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
5637 "mips" if TARGET_VXWORKS.
5639 2007-08-11 Richard Sandiford <richard@codesourcery.com>
5641 * calls.c (avoid_likely_spilled_reg): New function.
5642 (expand_call): Use it.
5644 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5646 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
5648 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
5650 * config/mips/predicates.md (const_call_insn_operand): Invoke
5651 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
5653 2007-08-10 David Edelsohn <edelsohn@gnu.org>
5656 * config/rs6000/driver-rs6000.c: Include link.h.
5657 Use ElfW instead of wordsize-specif typedef.
5659 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5661 * system.h (CONST_CAST): New.
5662 * c-decl.c (c_make_fname_decl): Use it.
5663 * c-lex.c (cb_ident, lex_string): Likewise.
5664 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5665 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
5666 give_switch, set_multilib_dir): Likewise.
5667 * gengtype-parse.c (string_seq, typedef_name): Likewise.
5668 * passes.c (execute_one_pass): Likewise.
5669 * prefix.c (update_path): Likewise.
5670 * pretty-print.c (pp_base_destroy_prefix): Likewise.
5671 * tree.c (build_string): Likewise.
5673 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
5675 * tree-flow-inline.h (is_exec_stmt): Remove.
5676 (is_label_stmt): Remove.
5677 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
5680 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
5682 * lower-subreg.c (resolve_shift_zext): Don't adjust
5683 src_reg_num for wordmode operands.
5685 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
5686 David Ung <davidu@mips.com>
5688 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
5689 (TARGET_SCHED_REORDER2): Define.
5690 (mips_maybe_swap_ready): New.
5691 (mips_last_74k_agen_insn): New.
5692 (mips_74k_agen_init): New.
5693 (mips_74k_agen_reorder): New function to group loads and stores
5695 (mips_sched_init): New.
5696 (mips_sched_reorder): Don't do initialization here. Call
5697 mips_74k_agen_reorder.
5698 (mips_variable_issue): Call mips_74k_agen_init.
5700 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
5702 * tree-flow-inline.h (get_filename): Remove.
5704 2007-08-10 Richard Sandiford <richard@codesourcery.com>
5706 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
5708 (mips_fetch_insns): Delete in favor of...
5709 (mips_load_store_insns): ...this new function.
5710 * config/mips/mips.c (mips_address_insns): Add a boolean argument
5711 to say whether multiword moves _might_ be split.
5712 (mips_fetch_insns): Delete in favor of...
5713 (mips_load_store_insns): ...this new function.
5714 (mips_rtx_costs): Update the call to mips_address_insns.
5715 (mips_address_cost): Likewise.
5716 * config/mips/mips.md (length): Use mips_load_store_insns instead
5717 of mips_fetch_insns.
5718 * config/mips/constraints.md (R): Use mips_address_insns rather
5719 than mips_fetch_insns. Assume that the move never needs to be split.
5721 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
5723 * config/mips/mips.opt (mhard-float, msoft-float): Make these
5724 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
5725 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
5726 * config/mips/mips.h (mips16_hard_float): Delete.
5727 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
5728 definitions, and replace with....
5729 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
5730 * config/mips/mips.c (mips16_hard_float): Delete. Replace
5731 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
5732 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
5733 (override_options): Replace MASK_SOFT_FLOAT references with
5734 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
5735 and mips16_hard_float when TARGET_MIPS16.
5737 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5740 * c-typeck.c (build_binary_op): Check for non pointer types before
5741 calling int_fits_type_p.
5743 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5746 * fold-const.c (omit_one_operand): Return only the ommitted expression
5747 if the result is an empty statement.
5748 (pedantic_omit_one_operand): Likewise.
5750 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
5752 * c-typeck.c (readonly_error): Improve error for assignment.
5754 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
5756 (pp_c_expression): Ditto.
5758 2007-08-09 Simon Baldwin <simonb@google.com>
5760 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
5761 break that was preventing simplify_associative_operation() for xor.
5763 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
5764 Nigel Stephens <nigel@mips.com>
5766 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
5767 Document change in interpretation of value from boolean to
5769 * optabs.c (expand_ffs, expand_ctz): New functions to compute
5770 ffs and ctz using clz.
5771 (expand_unop): Call them.
5772 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
5774 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
5775 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
5776 enable the new ffs expansion on this target.
5778 2007-08-09 Jan Hubicka <jh@suse.cz>
5780 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
5781 (expand_ternary_op): Likewise.
5782 (expand_vec_shift_expr): Likewise.
5783 (expand_binop_directly): Likewise.
5784 (expand_binop): Likewise.
5785 (sign_expand_binop): Likewise.
5786 (expand_twoval_unop): Likewise.
5787 (expand_twoval_binop): Likewise.
5788 (expand_twoval_binop_libfunc): Likewise.
5789 (widen_clz): Likewise.
5790 (widen_bswap): Likewise.
5791 (expand_parity): Likewise.
5792 (expand_unop): Likewise.
5793 (expand_abs_nojump): Likewise.
5794 (expand_copysign): Likewise.
5795 (emit_no_conflict_block): Likewise.
5796 (emit_libcall_block): Likewise.
5797 (can_compare_p): Likewise.
5798 (prepare_cmp_insn): Likewise.
5799 (emit_cmp_and_jump_insn_1): Likewise.
5800 (prepare_float_lib_cmp): Likewise.
5801 (emit_conditional_add): Likewise.
5802 (gen_add2_insn): Likewise.
5803 (have_add2_insn): Likewise.
5804 (gen_sub2_insn): Likewise.
5805 (have_sub2_insn): Likewise.
5806 (can_extend_p): Likewise.
5807 (can_fix_p): Likewise.
5808 (can_float_p): Likewise.
5809 (expand_float): Likewise.
5810 (expand_fix): Likewise.
5811 (expand_sfix_optab): Likewise.
5812 (new_optab): Likewise.
5813 (new_convert_optab): Likewise.
5814 (init_libfuncs): Likewise.
5815 (init_interclass_conv_libfuncs): Likewise.
5816 (init_intraclass_conv_libfuncs): Likewise.
5817 (set_conv_libfunc): Likewise.
5818 (init_optabs): Likewise.
5819 (debug_optab_libfuncs): Likewise.
5820 (gen_cond_trap): Likewise.
5821 * optabs.h (optab_handler, convert_optab_hanlder): New.
5822 * genopinit.c: Update optabs generation table.
5823 * reload.c (find_reloads_address_1): Use optabs accestors.
5824 * builtins.c (expand_builtin_mathfn): Likewise.
5825 (expand_builtin_mathfn_2): Likewise.
5826 (expand_builtin_mathfn_3): Likewise.
5827 (expand_builtin_interclass_mathfn): Likewise.
5828 (expand_builtin_sincos): Likewise.
5829 (expand_builtin_cexpi): Likewise.
5830 (expand_builtin_powi): Likewise.
5831 (expand_builtin_strlen): Likewise.
5832 * dojump.c (do_jump): Likewise.
5833 * expr.c (convert_move): Likewise.
5834 (move_by_pieces): Likewise.
5835 (move_by_pieces_ninsns): Likewise.
5836 (can_store_by_pieces): Likewise.
5837 (store_by_pieces_1): Likewise.
5838 (emit_move_via_integer): Likewise.
5839 (emit_move_complex): Likewise.
5840 (emit_move_ccmode): Likewise.
5841 (emit_move_insn_1): Likewise.
5842 (emit_single_push_insn): Likewise.
5843 (store_constructor): Likewise.
5844 (expand_expr_real_1): Likewise.
5845 (do_store_flag): Likewise.
5846 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
5847 (enumerate_modes): Likewise.
5848 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
5849 (supportable_widening_operation): Likewise.
5850 (supportable_narrowing_operation): Likewise.
5851 * expmed.c (store_bit_field_1): Likewise.
5852 (extract_bit_field_1): Likewise.
5853 (expand_mult_highpart_optab): Likewise.
5854 (expand_smod_pow2): Likewise.
5855 (expand_divmod): Likewise.
5856 (emit_store_flag): Likewise.
5857 * tree-vect-patterns.c
5858 (vect_pattern_recog_1): Likewise.
5859 * tree-ssa-loop-prefetch.c
5860 (nontemporal_store_p): Likewise.
5861 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
5862 (vect_create_epilog_for_reduction): Likewise.
5863 (vectorizable_reduction): Likewise.
5864 (vectorizable_operation): Likewise.
5865 (vect_strided_store_supported): Likewise.
5866 (vectorizable_store): Likewise.
5867 (vect_strided_load_supported): Likewise.
5868 (vectorizable_load): Likewise.
5869 * combine.c (simplify_comparison): Likewise.
5870 * tree-vect-generic.c
5871 (type_for_widest_vector_mode): Likewise.
5872 (expand_vector_operations_1): Likewise.
5873 * config/spu/spu.c (spu_expand_mov): Likewise.
5874 (spu_emit_vector_compare): Likewise.
5875 * config/rs6000/rs6000.c
5876 (rs6000_emit_vector_compare): Likewise.
5877 * stmt.c (add_case_node): Likewise.
5878 * reload1.c (gen_reload):
5880 2007-08-09 Michael Matz <matz@suse.de>
5882 * tree.h (fixed_zerop): Declare as taking a const_tree.
5883 * tree.c (fixed_zerop): Take a const_tree.
5885 2007-08-09 Ira Rosen <irar@il.ibm.com>
5887 * tree-vect-transform.c (vectorizable_store): Remove call to
5888 copy_virtual_operands() and call mark_symbols_for_renaming() for
5889 the created vector store.
5890 (vect_setup_realignment): Don't call copy_virtual_operands() and
5891 update_vuses_to_preheader().
5892 (vectorizable_load): Don't call copy_virtual_operands().
5893 (update_vuses_to_preheader): Remove.
5895 2007-08-08 Chao-ying Fu <fu@mips.com>
5897 * tree.def (FIXED_POINT_TYPE): New type.
5898 (FIXED_CST): New constant.
5899 (FIXED_CONVERT_EXPR): New expr.
5900 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
5901 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
5902 * tree.h (struct tree_base): Add saturating_flag.
5903 Remove one bit of spare for saturating_flag.
5904 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
5905 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
5906 FIXED_POINT_TYPE_P): Define.
5907 (TYPE_SATURATING): Define.
5908 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
5909 (struct tree_fixed_cst): New.
5910 (TYPE_IBIT, TYPE_FBIT): Define.
5911 (tree_node): Add fixed_cst.
5912 (enum tree_index): Add new enumeration values of
5913 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
5914 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
5915 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
5916 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
5917 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
5918 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
5919 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
5920 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
5921 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
5922 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
5923 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
5924 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
5925 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
5926 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
5927 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
5928 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
5929 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
5930 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
5931 (sat_short_fract_type_node, sat_fract_type_node,
5932 sat_long_fract_type_node, sat_long_long_fract_type_node,
5933 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
5934 sat_unsigned_long_fract_type_node,
5935 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
5936 fract_type_node, long_fract_type_node, long_long_fract_type_node,
5937 unsigned_short_fract_type_node, unsigned_fract_type_node,
5938 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
5939 sat_short_accum_type_node, sat_accum_type_node,
5940 sat_long_accum_type_node, sat_long_long_accum_type_node,
5941 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
5942 sat_unsigned_long_accum_type_node,
5943 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
5944 accum_type_node, long_accum_type_node, long_long_accum_type_node,
5945 unsigned_short_accum_type_node, unsigned_accum_type_node,
5946 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
5947 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
5948 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
5949 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
5950 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
5951 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
5952 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
5953 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
5954 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
5955 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
5956 sat_uda_type_node, sat_uta_type_node): New macro.
5957 (make_fract_type, make_accum_type): Declare.
5958 (make_signed_fract_type, make_unsigned_fract_type,
5959 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
5960 make_signed_accum_type, make_unsigned_accum_type,
5961 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
5962 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
5963 make_or_reuse_sat_signed_fract_type,
5964 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
5965 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
5966 make_or_reuse_sat_unsigned_accum_type): New macro.
5967 (fixed_zerop): Declare.
5968 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
5969 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5970 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5971 LONG_LONG_ACCUM_TYPE_SIZE): Define.
5972 * treestruct.def: Add TS_FIXED_CST.
5973 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
5975 (tree-dump.o): Likewise.
5976 (print-tree.o): Likewise.
5977 (tree-pretty-print.o): Likewise.
5978 (fold-const.o): Likewise.
5979 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
5980 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
5981 (is_gimple_min_invariant): Handle FIXED_CST.
5982 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
5983 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
5984 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5985 (layout_type): Handle FIXED_POINT_TYPE.
5986 (make_fract_type, make_accum_type): New functions.
5987 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
5988 * tree-dump.c (fixed-value.h): New include.
5989 (dump_fixed): New function.
5990 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
5991 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
5992 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
5993 * tree-pretty-print.c (fixed-value.h): New include.
5994 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
5996 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
5997 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
5998 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
5999 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6000 for non-saturating fixed-point types.
6001 (reassociate_bb): Likewise.
6002 * emit-rtl.c (fixed-value.h): New include.
6003 (fconst0, fconst1): New array.
6004 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6005 * tree-vect-generic.c expand_vector_operation): Support
6006 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6008 (type_for_widest_vector_mode): Add one parameter for the
6010 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6012 Pass the satp parameter to type_for_mode for fixed-point types.
6013 (expand_vector_operations_1): Pass the saturating flag to
6014 type_for_widest_vector_mode.
6015 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6016 and MODE_VECTOR_UACCUM.
6017 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6018 (vectorizable_condition): Likewise.
6019 * tree.c (fixed-value.h): New include.
6020 (tree_code_size): Support FIXED_CST.
6021 (build_fixed): New function.
6022 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6023 (fixed_zerop): New function.
6024 (tree_node_structure): Support FIXED_CST.
6025 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6026 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6027 (type_hash_eq): Handle FIXED_POINT_TYPE.
6028 (simple_cst_equal): Support FIXED_CST.
6029 (iterative_hash_expr): Handle FIXED_CST.
6030 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6031 (get_narrower): Likewise.
6032 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6033 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6034 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6035 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6037 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6038 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6039 (initializer_zerop): Support FIXED_CST.
6040 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
6041 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
6042 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
6043 (is_base_type): Handle FIXED_POINT_TYPE.
6044 (add_type_attribute): Handle FIXED_POINT_TYPE.
6045 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
6046 * print-tree.c (fixed-value.h): New include.
6047 (print_node_brief): Support FIXED_CST.
6048 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
6049 * c-pretty-print.c (fixed-value.h): New include.
6050 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
6051 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
6052 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
6053 Support fixed-point types for inner items in VECTOR_TYPE.
6054 (pp_c_direct_declarator): Likewise.
6055 (pp_c_declarator): Likewise.
6056 (pp_c_fixed_constant): New function.
6057 (pp_c_constant): Handle FIXED_CST.
6058 (pp_c_primary_expression): Likewise.
6059 (pp_c_expression): Likewise.
6060 * fold-const.c (fixed-value.h): New include.
6061 (negate_expr_p): Return true for FIXED_CST.
6062 (fold_negate_expr): Support FIXED_CST.
6063 (split_tree): Support FIXED_CST.
6064 (const_binop): Support FIXED_CST.
6065 (fold_convert_const_int_from_fixed): New function to convert from
6067 (fold_convert_const_real_from_fixed): New function to convert from
6069 (fold_convert_const_fixed_from_fixed): New function to convert from
6070 fixed to another fixed.
6071 (fold_convert_const_fixed_from_int): New function to convert from
6073 (fold_convert_const_fixed_from_real): New function to convert from
6075 (fold_convert_const): Support conversions from fixed to int, from
6076 fixed to real, from fixed to fixed, from int to fixed, and from real
6078 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
6079 (operand_equal_p): Support FIXED_CST.
6080 (make_range): For fixed-point modes, we need to pass the
6081 saturating flag as the 2nd parameter.
6082 (tree_swap_operands_p): Handle FIXED_CST.
6083 (fold_plusminus_mult_expr): For fract modes, we cannot generate
6085 (fold_unary): Support FIXED_CONVERT_EXPR.
6086 (fold_binary): Handle FIXED_CST.
6087 Make sure the type is not saturating, before associating operations.
6088 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
6089 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
6090 (fold_negate_const): Support FIXED_CST.
6091 (fold_relational_const): Support FIXED_CST.
6092 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
6093 (gimplify_expr): Handle FIXED_CST.
6094 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
6095 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
6096 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
6097 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
6098 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6099 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6100 LONG_LONG_ACCUM_TYPE_SIZE.
6101 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
6102 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
6103 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
6104 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
6105 MODE_ACCUM, and MODE_UACCUM.
6106 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6107 fixed-point types to disable reduction.
6108 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6110 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6112 * config/rs6000/x-rs6000: New file.
6113 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6114 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6115 (EXTRA_SPEC_FUNCTIONS): Define.
6116 (HAVE_LOCAL_CPU_DETECT): Define.
6117 (CC1_CPU_SPEC): Define.
6118 * config/rs6000/driver-rs6000.c: New file.
6119 * config/rs6000/aix.h (CC1_SPEC): Define.
6120 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6121 * config.host: Add x-rs6000 to host_xmake_file if host and target
6122 are rs6000 or powerpc.
6124 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6126 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
6128 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6129 Sandra Loosemore <sandra@codesourcery.com>
6130 Chao-ying Fu <fu@mips.com>
6131 Nigel Stephens <nigel@mips.com>
6132 David Ung <davidu@mips.com>
6134 * doc/invoke.texi (-mcode-readable): Document.
6135 * config/mips/mips.opt (mcode-readable): New option.
6136 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
6137 * config/mips/mips.h (mips_code_readable_setting): New enum.
6138 (mips_code_readable): Declare.
6139 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
6140 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
6141 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
6142 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
6143 boiler-plate comments.
6144 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6145 * config/mips/mips.c (mips_code_readable): New variable.
6146 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
6147 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
6148 context and -mcode-readable setting to restrict the use of
6149 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
6150 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
6151 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
6152 (mips_blocks_for_constant_p): Only return false for
6153 TARGET_MIPS16_PCREL_LOADS.
6154 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
6155 for MIPS16. Handle SYMBOL_32_HIGH.
6156 (mips_const_insns): Allow HIGHs for MIPS16 too.
6157 (mips_unspec_address_offset): New function, split out from...
6158 (mips_unspec_address): ...here.
6159 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
6160 16-bit symbolic constants. Assert approropiate conditions for
6161 using the "la" and "dla" macros.
6162 (mips_handle_option): Handle -mcode-readable=.
6163 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
6164 Set up mips_lo_relocs[SYMBOL_32_HIGH].
6165 (mips_strip_unspec_address): New function, split out from...
6166 (print_operand_reloc): ...here.
6167 (print_operand): Pass constants through mips_strip_unspec_address.
6168 (print_operand_address): Likewise.
6169 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
6170 (mips_select_rtx_section): Remove MIPS16 handling.
6171 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
6172 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
6173 (mips16_lay_out_constants): Do nothing unless
6174 TARGET_MIPS16_PCREL_LOADS.
6175 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
6176 * config/mips/mips.md: Split HIGHs for MIPS16.
6177 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6179 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6181 * config/mips/mips-protos.h (mips_emit_move): Declare.
6182 * config/mips/mips.c (mips_emit_move): New function.
6183 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
6184 (mips_legitimize_const_move): Likewise.
6185 (mips_legitimize_move): Likewise.
6186 (mips_split_64bit_move): Likewise.
6187 (mips_restore_gp): Likewise.
6188 (mips_load_call_address): Likewise.
6189 (mips_emit_fcc_reload): Likewise.
6190 (mips_set_return_address): Likewise.
6191 (mips_block_move_straight): Likewise.
6192 (mips_block_move_loop): Likewise.
6193 (mips_setup_incoming_varargs): Likewise.
6194 (mips_save_reg): Likewise.
6195 (mips_expand_prologue): Likewise.
6196 (mips_restore_reg): Likewise.
6197 (mips_expand_epilogue): Likewise.
6198 (mips_output_mi_thunk): Likewise.
6199 (build_mips16_call_stub): Likewise.
6200 (mips_builtin_branch_and_move): Likewise.
6201 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
6202 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6203 (fixuns_truncdfdi2): Likewise.
6204 (fixuns_truncsfsi2): Likewise.
6205 (fixuns_truncsfdi2): Likewise.
6206 (loadgp_absolute): Likewise.
6207 (builtin_setjmp_setup): Likewise.
6208 (builtin_longjmp): Likewise.
6209 (untyped_call): Likewise.
6211 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6213 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
6214 an "rtx *" argument. Return a bool.
6215 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
6216 values and return true if they can be split. Take the same kind of
6217 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
6218 and store the lo_sum there if nonnull. Use the symbol type to
6219 determine whether a $gp or HIGH is needed.
6220 (mips_legitimize_address): Update call to mips_split_symbol and
6221 simplify accordingly.
6222 (mips_legitimize_const_move): Likewise.
6223 * config/mips/mips.md: In the combine define_split,
6224 check mips_split_symbol instead of splittable_symbolic_operand.
6225 Update use of mips_split_symbol in the generator code.
6226 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
6228 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6230 * config/mips/mips.c (mips_symbolic_address_p): Delete.
6231 (mips_symbol_insns_1): New function, split out from...
6232 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
6233 and stores separately from load addresses.
6234 (mips_classify_address): Replace uses of mips_symbolic_address_p
6235 with uses of mips_symbol_insns.
6236 (mips_address_insns): Update calls to mips_symbol_insns.
6237 (mips_const_insns): Likewise.
6238 (mips_legitimize_address): Likewise.
6240 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6242 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
6243 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
6244 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
6245 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
6246 non-call contexts if TARGET_MIPS16.
6247 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
6248 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
6249 code for SYMBOL_ABSOLUTE.
6250 (mips_symbol_insns): Likewise.
6252 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6254 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
6255 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
6256 (mips_symbolic_constant_p): Likewise. Update the call to
6257 mips_classify_symbol.
6258 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
6259 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
6260 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
6261 (print_operand_reloc): Add a context argument. Update the call to
6262 mips_symbolic_constant_p.
6263 (print_operand): Update the calls to print_operand_reloc.
6264 (print_operand_address): Use print_operand_reloc rather than
6266 (mips_rewrite_small_data_p): Add a context argument. Update the call
6267 to mips_symbolic_constant_p.
6268 (mips_small_data_pattern_1): Make DATA the containing mem.
6269 Update the call to mips_rewrite_small_data_p.
6270 (mips_rewrite_small_data_1): Likewise.
6271 (mips_use_anchors_for_symbol_p): Update the call to
6272 mips_symbolic_constant_p.
6273 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6274 (splittable_symbolic_operand): Likewise.
6275 (move_operand): Likewise.
6276 (absolute_symbolic_operand): Likewise.
6277 (got_disp_operand): Likewise.
6278 (got_page_ofst_operand): Likewise.
6280 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6282 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
6283 (SYMBOL_ABSOLUTE): ...this.
6284 (SYMBOL_SMALL_DATA): Rename to...
6285 (SYMBOL_GP_RELATIVE): ...this.
6286 (SYMBOL_CONSTANT_POOL): Rename to...
6287 (SYMBOL_PC_RELATIVE): ...this.
6288 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
6289 (mips_symbolic_address_p, mips_symbol_insns, override_options)
6290 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
6291 after above changes.
6292 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6293 (general_symbolic_operand): Rename to...
6294 (absolute_symbolic_operand): ...this.
6295 * config/mips/mips.md: Update after above changes.
6297 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
6298 Revital Eres <eres@il.ibm.com>
6300 * ddg.c (print_ddg): Add dump information.
6301 * modulo-sched.c (print_node_sched_params): Add parameter and
6303 (calculate_maxii): Remove function.
6304 (undo_generate_reg_moves): Likewise.
6305 (undo_permute_partial_schedule): Likewise.
6306 (kernel_number_of_cycles): Likewise.
6307 (MAXII_FACTOR): New definition to calculate the upper bound of II.
6308 (sms_schedule): Use it. Remove profitability checks.
6309 (sms_schedule_by_order): Fix order of nodes within the cycle.
6311 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6313 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
6314 -profile option, add pie support.
6315 (ENDFILE_SPEC): New spec.
6316 * config/gnu.h (LIB_SPEC): Add -profile option.
6318 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6320 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
6321 * config/gnu.h (LIB_SPEC): Likewise.
6323 2007-08-07 Yaz Saito <saito@google.com>
6324 Ian Lance Taylor <iant@google.com>
6326 * common.opt (finstrument-functions-exclude-function-list): New
6328 (finstrument-functions-exclude-file-list): New option.
6329 * opts.c (char_p): Define and DEF_VEC.
6330 (flag_instrument_functions_exclude_functions): New static
6332 (flag_instrument_functions_exclude_files): New static variable.
6333 (add_instrument_functions_exclude_list): New static function.
6334 (flag_instrument_functions_exclude_p): New function.
6335 (common_handle_option): Handle new options.
6336 * flags.h (flag_instrument_functions_exclude_p): Declare.
6337 * gimplify.c (gimplify_function_tree): Call
6338 flag_instrument_functions_exclude_p.
6339 * doc/invoke.texi (Option Summary): Mention new options.
6340 (Code Gen Options): Document new options.
6342 2007-08-07 Ian Lance Taylor <iant@google.com>
6344 PR rtl-optimization/32776
6345 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
6346 (resolve_use): Likewise.
6347 (decompose_multiword_subregs): Remove "changed" local variable.
6349 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
6351 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
6352 * configure: Regenerate.
6353 * config.in: Regenerate.
6354 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
6357 2007-08-07 Ian Lance Taylor <iant@google.com>
6359 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
6360 note, just delete the insn.
6362 2007-08-07 Andreas Schwab <schwab@suse.de>
6365 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
6368 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
6370 * lower-subreg.c (resolve_subreg_use): Remove assertion.
6371 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
6372 (decompose_multiword_subregs): Use the functions above to decompose
6373 multiword shifts and zero-extends.
6375 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
6377 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
6378 "assemble" descriptions which were swapped.
6380 2007-08-06 Chao-ying Fu <fu@mips.com>
6382 * fixed-value.h: New file.
6383 * fixed-value.c: New file.
6384 * Makefile.in (OBJS-common): Add fixed-value.o.
6385 (fixed-value.o): New rule.
6386 (GTFILES): Add fixed-value.h.
6387 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
6388 to compare a.low and b.low.
6389 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
6391 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6392 Daniel Jacobowitz <dan@codesourcery.com>
6395 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
6397 (x86_64-*-netbsd*): Likewise.
6398 (x86_64-*-linux*): Likewise.
6399 (x86_64-*-kfreebsd*-gnu): Likewise.
6400 (x86_64-*-knetbsd*-gnu): Likewise.
6401 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
6403 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
6405 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
6406 Add -fno-asynchronous-unwind-tables.
6408 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
6409 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
6410 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
6411 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
6412 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
6414 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6416 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
6417 (TARGET_C_MODE_FOR_SUFFIX): New.
6419 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6421 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
6423 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6425 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
6427 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6429 * config/i386/i386.md: Check TARGET_ macros and optimize_size
6430 before checking function returns in conditional expressions.
6432 2007-08-06 Alfred Minarik <a.minarik@aon.at>
6435 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
6437 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6440 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
6441 for INTEGRAL_TYPE_P.
6443 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
6445 * configure.ac: Remove --enable-checking=df from default settings.
6446 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
6447 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
6448 if the parameter is true.
6449 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
6450 DF_VERIFY_SCHEDULED flag is true.
6451 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
6452 (df_finish_pass): Adjust prototype.
6453 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
6456 * see.c (pass_see): Add TODO_df_verify.
6457 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
6458 * global.c (rest_of_handle_global_alloc): Schedule verification
6460 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
6462 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
6463 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
6464 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
6466 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
6467 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
6468 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
6470 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
6471 Revital Eres <eres@il.ibm.com>
6473 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
6475 * ddg.c (create_ddg_dependence): Rename to...
6476 (create_ddg_dep_from_intra_loop_link): This. Do not check
6477 for interloop edges. Do not create anti dependence edge when
6478 a true dependence edge exists in the opposite direction and
6479 -fmodulo-sched-allow-regmoves is set.
6480 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
6481 (add_cross_iteration_register_deps): Create anti dependence edge
6482 when -fno-modulo-sched-allow-regmoves is set.
6483 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
6485 2007-08-04 Richard Sandiford <richard@codesourcery.com>
6487 * config/arm/arm.md (movsi): Add braces.
6489 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6492 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
6493 operands for the folding of "A - (A & B)" into "~B & A"; cast them
6496 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
6498 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
6499 state accessor functions.
6500 * cfgloopmanip.c (remove_path, create_preheaders,
6501 force_single_succ_latches, fix_loop_structure): Ditto.
6502 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
6503 tree_duplicate_loop_to_header_edge): Ditto.
6504 * cfgloopanal.c (mark_irreducible_loops): Ditto.
6505 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
6507 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
6508 cleanup_tree_cfg): Ditto.
6509 * tree-cfg.c (tree_merge_blocks): Ditto.
6510 * cfgloop.c (rescan_loop_exit, record_loop_exits,
6511 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
6512 loop_preheader_edge, single_exit): Ditto.
6513 (flow_loops_find): Do not clear loops->state.
6514 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
6515 loops_state_clear): New functions.
6517 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6520 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6521 when adding to the base and convert ELT to sizetype instead of type.
6523 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6526 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
6527 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
6529 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6532 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
6533 correct type the negate expression.
6535 2007-08-03 Jan Hubicka <jh@suse.cz>
6537 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
6540 2007-08-03 David Edelsohn <edelsohn@gnu.org>
6542 * config/rs6000/rs6000.c (struct processor_cost): Change
6543 l1_cache_lines to l1_cache_size. Add l2_cache_size.
6544 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
6546 (rios1_costs, rios2_cost): Correct cache line size.
6547 (rs6000_override_options): Set l2-cache-size parameter.
6549 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6550 Diego Novillo <dnovillo@google.com>
6553 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
6554 if the range includes 0.
6556 2007-08-03 Ben Elliston <bje@au.ibm.com>
6558 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
6559 mode to unspec expressions to silence a warning from the generator
6562 2007-08-02 Steve Ellcey <sje@cup.hp.com>
6564 * config/ia64/constraints.md ("U"): Make constraint vector only.
6566 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
6569 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
6570 always_inline attribute on the function decl.
6572 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
6575 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
6576 if we are compiling with -fPIC.
6578 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
6579 Nigel Stephens <nigel@mips.com>
6581 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
6582 Define for MIPS32 and MIPS64.
6584 2007-08-02 Nick Clifton <nickc@redhat.com>
6586 * config/host-hpux.c: Change copyright header to refer to version
6587 3 of the GNU General Public License and to point readers at the
6588 COPYING3 file and the FSF's license web page.
6589 * config/alpha/predicates.md, config/alpha/vms-ld.c,
6590 config/alpha/linux.h, config/alpha/alpha.opt,
6591 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
6592 config/alpha/vms-unwind.h, config/alpha/ev4.md,
6593 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
6594 config/alpha/alpha.h, config/alpha/sync.md,
6595 config/alpha/openbsd.h, config/alpha/alpha.md,
6596 config/alpha/alpha-modes.def, config/alpha/ev5.md,
6597 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
6598 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
6599 config/alpha/constraints.md, config/alpha/osf.h,
6600 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
6601 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
6602 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
6603 config/frv/frv-asm.h, config/frv/frv-protos.h,
6604 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
6605 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
6606 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
6607 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
6608 config/s390/s390.opt, config/s390/s390-modes.def,
6609 config/s390/fixdfdi.h, config/s390/constraints.md,
6610 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
6611 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
6612 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
6613 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
6614 config/m32c/prologue.md, config/m32c/m32c.abi,
6615 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
6616 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
6617 config/m32c/t-m32c, config/m32c/m32c-modes.def,
6618 config/m32c/jump.md, config/m32c/shift.md,
6619 config/m32c/m32c-protos.h, config/libgloss.h,
6620 config/spu/spu-protos.h, config/spu/predicates.md,
6621 config/spu/spu-builtins.h, config/spu/spu.c,
6622 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
6623 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
6624 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
6625 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
6626 config/sparc/hypersparc.md, config/sparc/predicates.md,
6627 config/sparc/linux.h, config/sparc/sp64-elf.h,
6628 config/sparc/supersparc.md, config/sparc/cypress.md,
6629 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
6630 config/sparc/niagara.md, config/sparc/sparc.md,
6631 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
6632 config/sparc/sparc.opt, config/sparc/sync.md,
6633 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
6634 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
6635 config/sparc/sparc.c, config/sparc/little-endian.opt,
6636 config/sparc/sysv4-only.h, config/sparc/sparc.h,
6637 config/sparc/linux64.h, config/sparc/freebsd.h,
6638 config/sparc/sol2.h, config/sparc/rtemself.h,
6639 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
6640 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
6641 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
6642 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
6643 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
6644 config/m32r/linux.h, config/m32r/constraints.md,
6645 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
6646 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
6647 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
6648 config/i386/i386.md, config/i386/netware-crt0.c,
6649 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
6650 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
6651 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
6652 config/i386/sol2.h, config/i386/constraints.md,
6653 config/i386/netware-libgcc.c, config/i386/sysv5.h,
6654 config/i386/predicates.md, config/i386/geode.md,
6655 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
6656 config/i386/freebsd64.h, config/i386/vxworksae.h,
6657 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
6658 config/i386/rtemself.h, config/i386/netbsd-elf.h,
6659 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
6660 config/i386/netware.h, config/i386/i386-modes.def,
6661 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
6662 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
6663 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
6664 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
6665 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
6666 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
6667 config/i386/xm-mingw32.h, config/i386/linux64.h,
6668 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
6669 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
6670 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
6671 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
6672 config/i386/cygwin2.c, config/i386/i386-protos.h,
6673 config/i386/sync.md, config/i386/openbsd.h,
6674 config/i386/host-mingw32.c, config/i386/i386-aout.h,
6675 config/i386/nto.h, config/i386/biarch64.h,
6676 config/i386/i386-coff.h, config/i386/freebsd.h,
6677 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
6678 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
6679 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
6680 config/darwin-protos.h, config/linux.opt, config/sol2.c,
6681 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
6682 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
6683 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
6684 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
6685 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
6686 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
6687 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
6688 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
6689 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
6690 config/sh/superh64.h, config/sh/rtemself.h,
6691 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
6692 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
6693 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
6694 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
6695 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
6696 config/avr/predicates.md, config/avr/constraints.md,
6697 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
6698 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
6699 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
6700 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
6701 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
6702 config/c4x/c4x-modes.def, config/c4x/rtems.h,
6703 config/c4x/predicates.md, config/c4x/c4x.h,
6704 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
6705 config/xtensa/predicates.md, config/xtensa/xtensa.c,
6706 config/xtensa/linux.h, config/xtensa/xtensa.h,
6707 config/xtensa/elf.h, config/xtensa/xtensa.md,
6708 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
6709 config/xtensa/xtensa-protos.h, config/dbx.h,
6710 config/stormy16/predicates.md, config/stormy16/stormy16.md,
6711 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
6712 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
6713 config/host-solaris.c, config/fr30/fr30.h,
6714 config/fr30/predicates.md, config/fr30/fr30-protos.h,
6715 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
6716 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
6717 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
6718 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
6719 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
6720 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
6721 config/host-linux.c, config/interix3.h, config/cris/cris.c,
6722 config/cris/predicates.md, config/cris/linux.h,
6723 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
6724 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
6725 config/cris/aout.opt, config/cris/cris-protos.h,
6726 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
6727 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6728 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
6729 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
6730 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
6731 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
6732 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
6733 config/chorus.h, config/mn10300/mn10300.c,
6734 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
6735 config/mn10300/mn10300.h, config/mn10300/linux.h,
6736 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
6737 config/mn10300/mn10300.md, config/ia64/predicates.md,
6738 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
6739 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
6740 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
6741 config/ia64/freebsd.h, config/ia64/ia64.md,
6742 config/ia64/ia64-modes.def, config/ia64/constraints.md,
6743 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
6744 config/gofast.h, config/rtems.h, config/sol2-10.h,
6745 config/m68k/predicates.md, config/m68k/m68k.md,
6746 config/m68k/linux.h, config/m68k/m68k-modes.def,
6747 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
6748 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
6749 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
6750 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
6751 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
6752 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
6753 config/m68k/constraints.md, config/m68k/rtemself.h,
6754 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
6755 config/m68k/uclinux.h, config/rs6000/power4.md,
6756 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
6757 config/rs6000/linux.h, config/rs6000/eabi.h,
6758 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
6759 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
6760 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
6761 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
6762 config/rs6000/windiss.h, config/rs6000/603.md,
6763 config/rs6000/aix41.h, config/rs6000/cell.md,
6764 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
6765 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
6766 config/rs6000/darwin.md, config/rs6000/darwin64.h,
6767 config/rs6000/default64.h, config/rs6000/7xx.md,
6768 config/rs6000/darwin.opt, config/rs6000/spe.md,
6769 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
6770 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
6771 config/rs6000/7450.md, config/rs6000/linux64.h,
6772 config/rs6000/constraints.md, config/rs6000/440.md,
6773 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
6774 config/rs6000/rs6000.c, config/rs6000/aix52.h,
6775 config/rs6000/rs6000.h, config/rs6000/power6.md,
6776 config/rs6000/predicates.md, config/rs6000/altivec.md,
6777 config/rs6000/aix64.opt, config/rs6000/rios1.md,
6778 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
6779 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
6780 config/rs6000/darwin7.h, config/rs6000/dfp.md,
6781 config/rs6000/linux64.opt, config/rs6000/sync.md,
6782 config/rs6000/vxworksae.h, config/rs6000/power5.md,
6783 config/rs6000/lynx.h, config/rs6000/biarch64.h,
6784 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
6785 config/rs6000/eabispe.h, config/rs6000/e500.h,
6786 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
6787 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
6788 config/rs6000/aix.h, config/rs6000/vxworks.h,
6789 config/rs6000/40x.md, config/rs6000/aix51.h,
6790 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
6791 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
6792 config/arc/arc.h, config/mcore/mcore-elf.h,
6793 config/mcore/mcore-protos.h, config/mcore/predicates.md,
6794 config/mcore/mcore.md, config/mcore/mcore.c,
6795 config/mcore/mcore.opt, config/mcore/mcore.h,
6796 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
6797 config/score/predicates.md, config/score/score-version.h,
6798 config/score/score-protos.h, config/score/misc.md,
6799 config/score/elf.h, config/score/score.c, config/score/mac.md,
6800 config/score/score7.md, config/score/score.h,
6801 config/score/score-conv.h, config/score/score-mdaux.c,
6802 config/score/score.md, config/score/score.opt,
6803 config/score/score-modes.def, config/score/score-mdaux.h,
6804 config/score/mul-div.S, config/arm/uclinux-elf.h,
6805 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
6806 config/arm/symbian.h, config/arm/linux-elf.h,
6807 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
6808 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
6809 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
6810 config/arm/strongarm-pe.h, config/arm/arm.h,
6811 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
6812 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
6813 config/arm/arm-modes.def, config/arm/linux-eabi.h,
6814 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
6815 config/arm/arm-cores.def, config/arm/arm-protos.h,
6816 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
6817 config/arm/wince-pe.h, config/arm/neon.md,
6818 config/arm/constraints.md, config/arm/neon.ml,
6819 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
6820 config/arm/arm.opt, config/arm/arm926ejs.md,
6821 config/arm/predicates.md, config/arm/iwmmxt.md,
6822 config/arm/arm_neon.h, config/arm/unknown-elf.h,
6823 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
6824 config/arm/neon-testgen.ml, config/arm/arm.md,
6825 config/arm/xscale-coff.h, config/arm/pe.c,
6826 config/arm/arm-generic.md, config/arm/pe.h,
6827 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
6828 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
6829 config/arm/strongarm-elf.h, config/arm/cirrus.md,
6830 config/arm/netbsd-elf.h, config/arm/vxworks.h,
6831 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
6832 config/pa/predicates.md, config/pa/pa64-hpux.h,
6833 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
6834 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
6835 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
6836 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
6837 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
6838 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
6839 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
6840 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
6841 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
6842 config/pa/pa64-regs.h, config/pa/pa-modes.def,
6843 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
6844 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
6845 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
6846 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
6847 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
6848 config/mips/linux64.h, config/mips/elforion.h,
6849 config/mips/constraints.md, config/mips/generic.md,
6850 config/mips/predicates.md, config/mips/4300.md,
6851 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
6852 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
6853 config/mips/5k.md, config/mips/vr4120-div.S,
6854 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
6855 config/mips/mips-protos.h, config/mips/6000.md,
6856 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
6857 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
6858 config/mips/mips-modes.def, config/mips/vr.h,
6859 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
6860 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
6861 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
6862 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
6863 config/vax/openbsd1.h, config/vax/netbsd.h,
6864 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
6865 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
6866 config/h8300/rtems.h, config/h8300/predicates.md,
6867 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
6868 config/h8300/h8300.md, config/h8300/h8300.opt,
6869 config/h8300/coff.h, config/h8300/h8300-protos.h,
6870 config/v850/v850.md, config/v850/predicates.md,
6871 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
6872 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
6873 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
6874 config/mmix/mmix.h, config/mmix/predicates.md,
6875 config/mmix/mmix-protos.h, config/mmix/mmix.md,
6876 config/mmix/mmix.c, config/mmix/mmix.opt,
6877 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
6878 config/bfin/rtems.h, config/bfin/bfin-modes.def,
6879 config/bfin/predicates.md, config/bfin/bfin-protos.h,
6880 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
6883 2007-08-02 Richard Sandiford <richard@codesourcery.com>
6885 * emit-rtl.c (reset_used_decls): Rename to...
6886 (set_used_decls): ...this. Set the used flag rather than clearing it.
6887 (unshare_all_rtl_again): Update accordingly. Set flags on argument
6888 DECL_RTLs rather than resetting them.
6890 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
6892 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
6894 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
6896 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
6897 argument to find_reloads_address.
6899 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
6901 PR tree-optimization/32919
6902 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
6903 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
6904 (coalesce_ssa_name): Call it.
6906 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
6907 David Ung <davidu@mips.com>
6909 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
6910 (__mips16_unorddf2, __mips16_floatunsidf): New.
6911 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
6913 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
6915 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6917 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
6918 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
6919 * tree.h (OMP_SECTIONS_CONTROL): New macro.
6920 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
6921 * omp-low.c (get_ws_args_for, determine_parallel_type,
6922 expand_omp_for_generic, expand_omp_for_static_nochunk,
6923 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
6924 Work with more precise CFG.
6925 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
6926 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
6928 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
6929 * gimple-low.c (lower_stmt): Ditto.
6930 * tree-inline.c (estimate_num_insns_1): Ditto.
6931 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
6932 (OMP_SECTIONS_SWITCH): New.
6933 * tree-cfgcleanup.c (cleanup_omp_return): New.
6934 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
6935 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
6936 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
6937 (tree_redirect_edge_and_branch): Handle omp constructs.
6939 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
6940 with three arguments.
6942 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6944 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
6947 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6949 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
6950 the loop structures may need fixing.
6951 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
6953 (cleanup_tree_cfg_loop): Removed.
6954 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
6955 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
6956 instead of running cleanup_tree_cfg_loop.
6957 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
6958 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
6959 (tree_predictive_commoning): Declaration changed.
6960 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
6962 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6964 * doc/invoke.texi (l1-cache-size): Update documentation.
6965 (l2-cache-size): Document.
6966 * params.h (L2_CACHE_SIZE): New macro.
6967 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
6968 that L1_CACHE_SIZE is in kB now.
6969 (L2_CACHE_SIZE_BYTES): New macro.
6970 (tree_ssa_prefetch_arrays): Show size in kB.
6971 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
6972 and l2_cache_size fields.
6973 * config/i386/driver-i386.c (describe_cache): Detect cache size
6975 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
6976 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
6977 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
6978 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
6979 (override_options): Set l1-cache-size and l2-cache-size to default
6980 values if not specified otherwise.
6981 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
6982 (PARAM_L2_CACHE_SIZE): New.
6984 2007-08-01 Nigel Stephens <nigel@mips.com>
6985 David Ung <davidu@mips.com>
6986 Thiemo Seufer <ths@mips.com>
6987 Chris Dearman <chris@mips.com>
6988 Richard Sandiford <richard@codesourcery.com>
6990 * config.gcc (mips*-sde-elf*): New stanza.
6991 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
6992 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
6993 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
6994 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
6995 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
6996 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
6998 * config/mips/sde.h: New file.
6999 * config/mips/t-libgcc-mips16: Likewise.
7000 * config/mips/t-sde: Likewise.
7001 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7002 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7003 _MIPS_FPSET and _MIPS_SZINT.
7004 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7005 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7006 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7007 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7008 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7009 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7010 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7011 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7012 _MIPS_SZPTR and _MIPS_FPSET.
7013 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7014 architecture is specified.
7015 (MIPS_32BIT_OPTION_SPEC): New macro.
7017 2007-07-31 Dan Hipschman <dsh@google.com>
7019 * gcc.c (end_going_arg): New function.
7020 (do_spec_2): Use it.
7021 (do_spec_1): Use it.
7023 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7025 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7026 only if ENABLE_CHECKING is defined.
7028 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7030 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7031 df_ru_add_problem, df_ru_get_bb_info): Removed.
7032 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7033 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7034 df_ru_free_bb_info, df_ru_alloc,
7035 df_ru_bb_local_compute_process_def,
7036 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7037 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7038 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7039 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
7040 df_ru_add_problem): Removed.
7042 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7045 * pa.md (casesi32): Use match_scratch. Revise insn condition.
7046 (casesi32p, casesi64p): Likewise.
7047 (casesi): Adjust for above.
7049 2007-07-31 Richard Sandiford <richard@codesourcery.com>
7051 * mode-switching.c (create_pre_exit): Don't search past calls.
7053 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
7055 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
7057 2007-07-31 Revital Eres <eres@il.ibm.com>
7059 * ddg.c (add_deps_for_def): Rename to...
7060 (add_cross_iteration_register_deps): This. Change implementation
7061 to use only reaching def and def-use chains to construct the
7062 inter loop dependencies.
7063 (add_deps_for_use): Remove function.
7064 (build_inter_loop_deps): Call add_cross_iteration_register_deps
7065 function to build the inter loop dependencies.
7066 * modulo-sched.c (sms_schedule): Build only
7067 reaching def and def-use chains for the propose of the ddg
7070 2007-07-31 Julian Brown <julian@codesourcery.com>
7072 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
7073 New define_insns. Use correct RTL.
7074 (vec_set<mode>): Write as expander.
7076 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
7078 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
7079 to an unallocated space.
7081 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
7084 (split_constant_offset): Enable split_constant_offset to extract
7085 constants from other statements.
7086 * tree-vect-transform.c
7087 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
7088 to a temp var. Force base_offset to be simple.
7090 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
7092 * df-scan.c (df_scan_verify): Remove artificial limit on
7093 the number of blocks for verification.
7094 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
7095 df_simulate_defs): Avoid unnecessary insn checking for defs.
7097 2007-07-29 Mark Mitchell <mark@codesourcery.com>
7099 * config/m68k/lb1sf68.asm (FUNC): New macro.
7101 (__udivsi3): Likewise.
7102 (__divsi3): Likewise.
7103 (__umodsi3): Likewise.
7104 (__modsi3): Likewise.
7105 (__subdf3): Likewise.
7106 (__adddf3): Likewise.
7107 (__muldf3): Likewise.
7108 (__divdf3): Likewise.
7109 (__negdf2): Likewise.
7110 (__cmpdf2): Likewise.
7111 (__subsf3): Likewise.
7112 (__addsf3): Likewise.
7113 (__mulsf3): Likewise.
7114 (__divsf3): Likewise.
7115 (__negsf2): Likewise.
7116 (__cmpsf2): Likewise.
7117 (__eqdf2): Likewise.
7118 (__nedf2): Likewise.
7119 (__gtdf2): Likewise.
7120 (__gedf2): Likewise.
7121 (__ltdf2): Likewise.
7122 (__ledf2): Likewise.
7123 (__eqsf2): Likewise.
7124 (__nesf2): Likewise.
7125 (__gtsf2): Likewise.
7126 (__gesf2): Likewise.
7127 (__ltsf2): Likewise.
7128 (__lesf2): Likewise.
7130 2007-07-30 Ollie Wild <aaw@google.com>
7132 * c-ppoutput.c (print_lines_directives_only): New function.
7133 (scan_translation_unit_directives_only): New function.
7134 (preprocess_file): Add call to scan_translation_unit_directives_only.
7135 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
7136 (sanitize_cpp_opts): Add default flag_dump_macros setting for
7137 -fdirectives-only. Add errors for -fdirectives-only conflict with
7138 -Wunused-macros and -traditional.
7139 (finish_options): Add builtin macro initialization for
7140 -fdirectives-only + -fpreprocessed.
7141 * c.opt (fdirectives-only): New.
7142 * doc/cppopts.texi (fdirectives-only): New.
7144 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7146 * alias.c (record_set, memory_modified_1): Constify.
7147 * bt-load.c (note_btr_set): Likewise.
7148 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
7149 * combine.c (set_nonzero_bits_and_sign_copies,
7150 expand_field_assignment, record_dead_and_set_regs_1,
7151 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
7152 likely_spilled_retval_1): Likewise.
7153 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
7154 frv_io_handle_set): Likewise.
7155 * config/mips/mips.c (mips_sim_record_set,
7156 vr4130_true_reg_dependence_p_1): Likewise.
7157 * config/mt/mt.c (insn_dependent_p_1): Likewise.
7158 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
7159 * config/sh/sh.c (flow_dependent_p_1): Likewise.
7160 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
7161 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
7162 * ddg.c (mark_mem_store): Likewise.
7163 * df-problems.c (df_urec_mark_reg_change): Likewise.
7164 * function.c (update_epilogue_consts): Likewise.
7165 * gcse.c (record_set_info, record_last_set_info,
7166 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
7167 reg_clear_last_set): Likewise.
7168 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
7170 * jump.c (reversed_comparison_code_parts): Likewise.
7171 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
7172 reg_is_set): Likewise.
7173 * loop-iv.c (mark_altered): Likewise.
7174 * mode-switching.c (reg_becomes_live): Likewise.
7175 * optabs.c (no_conflict_move_test): Likewise.
7176 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
7178 * postreload.c (reload_combine_note_store, move2add_note_store):
7180 * regmove.c (flags_set_1): Likewise.
7181 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
7183 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
7185 * resource.c (update_live_status): Likewise.
7186 * rtl.h (set_of, note_stores): Likewise.
7187 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
7188 note_stores, parms_set): Likewise.
7189 * sched-rgn.c (sets_likely_spilled_1): Likewise.
7190 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
7192 * var-tracking.c (count_stores, add_stores): Likewise.
7194 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7196 * alias.c (mems_in_disjoint_alias_sets_p,
7197 fixed_scalar_and_varying_struct_p, aliases_everything_p,
7198 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
7199 write_dependence_p, mems_in_disjoint_alias_sets_p,
7200 read_dependence, true_dependence, canon_true_dependence,
7201 anti_dependence, output_dependence): Constify.
7202 * combine.c (extended_count): Likewise.
7203 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
7204 * cselib.c (get_value_hash, references_value_p,
7205 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
7206 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
7207 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
7208 * function.c (contains, prologue_epilogue_contains,
7209 sibcall_epilogue_contains): Likewise.
7210 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
7211 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
7212 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
7213 reg_or_subregno): Likewise.
7214 * recog.c (asm_noperands): Likewise.
7215 * reload1.c (function_invariant_p): Likewise.
7216 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
7217 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
7218 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
7219 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
7220 true_regnum, reg_or_subregno, condjump_in_parallel_p,
7221 extended_count, prologue_epilogue_contains,
7222 sibcall_epilogue_contains, function_invariant_p, true_dependence,
7223 canon_true_dependence, read_dependence, anti_dependence,
7224 output_dependence): Likewise.
7225 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
7227 2007-07-30 Julian Brown <julian@codesourcery.com>
7229 * config/arm/neon.md (V_ext): New mode attribute.
7230 (neon_vget_lane<mode>): Replace with define_expand.
7231 (neon_vget_lane<mode>_sext_internal)
7232 (neon_vget_lane<mode>_zext_internal): New define_insns for double
7233 and quad precision vectors.
7234 (neon_vget_lanedi): Add bounds check. Remove dead comment.
7235 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
7236 have typeless 32-bit result.
7238 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7241 * tree-affine.h (aff_tree): The type of rest is sizetype for types
7243 * tree-affine.c (aff_combination_scale): If type is a pointer type,
7244 use sizetype for rest.
7245 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
7246 (aff_combination_convert): Don't convert rest for pointer types.
7248 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7250 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
7252 * tree-ssa-alias.c: Add alloc-pool.h.
7253 (init_alias_info): Free alias_bitmap_obstack.
7254 (delete_alias_info): Call delete_mem_ref_stats.
7255 (get_mem_sym_stats_for): Use alloc_pool.
7256 (init_mem_ref_stats): Do not delete mem_ref_stats here.
7257 (delete_mem_sym_stats): Removed.
7259 2007-07-29 Sebastian Pop <sebpop@gmail.com>
7261 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
7262 functions cannot be represented as classical distance vectors.
7264 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7266 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
7267 * builtins.c (validate_arg, builtin_mathfn_code,
7268 validate_arglist): Likewise.
7269 * calls.c (call_expr_flags): Likewise.
7270 * combine.c (reg_nonzero_bits_for_combine,
7271 reg_num_sign_bit_copies_for_combine, get_last_value,
7272 reg_truncated_to_mode): Likewise.
7273 * emit-rtl.c (subreg_lowpart_p): Likewise.
7274 * expr.c (highest_pow2_factor_for_target,
7275 categorize_ctor_elements_1, categorize_ctor_elements,
7276 count_type_elements, contains_packed_reference,
7277 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
7278 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
7279 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
7280 native_encode_int, native_encode_real, native_encode_complex,
7281 native_encode_vector, native_encode_expr, native_interpret_int,
7282 native_interpret_real, native_interpret_complex,
7283 native_interpret_vector, native_interpret_expr): Likewise.
7284 * function.c (use_register_for_decl): Likewise.
7285 * gimplify.c (get_name): Likewise.
7286 * langhooks-def.h (lhd_return_null_const_tree): New.
7287 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
7288 * langhooks.c (lhd_return_null_const_tree): New.
7289 * langhooks.h (lang_get_callee_fndecl): Constify.
7290 * output.h (constructor_static_from_elts_p): Likewise.
7291 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
7292 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
7293 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
7294 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
7295 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
7296 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
7297 * rtlhooks-def.h (reg_nonzero_bits_general,
7298 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
7300 * rtlhooks.c (reg_num_sign_bit_copies_general,
7301 reg_nonzero_bits_general, reg_truncated_to_mode_general):
7303 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
7304 * stor-layout.c (mode_for_size_tree): Likewise.
7305 * tree-ssa-loop-im.c (memref_eq): Likewise.
7306 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
7307 * tree.c (contains_placeholder_p, type_list_equal,
7308 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
7310 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
7311 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
7312 contains_placeholder_p, contains_packed_reference,
7313 get_callee_fndecl, operand_equal_for_phi_arg_p,
7314 warn_if_unused_value, is_body_block, native_encode_expr,
7315 native_interpret_expr, fold_convertible_p, operand_equal_p,
7316 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
7317 validate_arglist, simple_cst_equal, type_list_equal,
7318 use_register_for_decl, call_expr_flags, get_name,
7319 highest_pow2_factor): Likewise.
7320 (const_call_expr_arg_iterator_d,
7321 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
7322 first_const_call_expr_arg, more_const_call_expr_args_p,
7323 FOR_EACH_CONST_CALL_EXPR_ARG): New.
7324 * varasm.c (constructor_static_from_elts_p): Constify.
7326 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
7328 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
7329 config/arm/neon-schedgen.ml, config/arm/neon.ml,
7330 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
7331 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
7332 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
7333 tree-vect-transform.c, tree.def: Fix comment typos. Follow
7334 spelling conventions.
7335 * doc/invoke.texi: Follow spelling conventions.
7337 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
7338 Revital Eres <eres@il.ibm.com>
7340 * modulo-sched.c (sms_schedule): Avoid loops which includes
7341 auto-increment instructions.
7343 2007-07-28 Richard Guenther <rguenther@suse.de>
7346 * fold-const.c (fold_cond_expr_with_comparison): Convert
7347 operand zero of MIN/MAX_EXPR to correct type.
7349 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7351 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
7352 flags_from_decl_or_type): Constify.
7353 * gcc.c (do_spec_1): Likewise.
7354 * print-tree.c (dump_addr, print_node_brief): Likewise.
7355 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
7356 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
7357 tree_purge_all_dead_eh_edges): Likewise.
7358 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
7359 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
7361 * tree.c (expr_location, expr_has_location, expr_locus,
7362 expr_filename, expr_lineno, get_inner_array_type,
7363 fields_compatible_p): Likewise.
7364 * tree.h (get_inner_array_type, fields_compatible_p,
7365 expr_location, expr_has_location, expr_locus, expr_filename,
7366 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
7367 setjmp_call_p, alloca_call_p): Likewise.
7369 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7371 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
7372 TV_FLOW_INSENSITIVE.
7374 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
7376 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
7377 (compute_flow_insensitive_aliasing): Ditto for
7378 TV_FLOW_INSENSITIVE.
7380 2007-07-27 Jan Hubicka <jh@suse.cz>
7382 * config/i386/i386.c (register_move_cost): Remove accidentally
7383 comitted #if 0 block.
7385 * attribs.c: Include hashtab.h
7386 (attribute_hash): New.
7387 (substring): New structure.
7388 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
7390 (init_attributes): Initialize attribute hash.
7391 (decl_attributes): Use attribute hash.
7392 * Makefile.in (attribs.c): Depend on hashtab.h.
7394 2007-07-27 Steve Ellcey <sje@cup.hp.com>
7396 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
7398 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7400 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
7401 __mips_dspr2 and __mips_dsp_rev macros.
7402 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
7404 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
7406 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
7408 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7412 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
7413 and the updating of the live and do_not_gen sets.
7414 (df_note_bb_compute): Added updating of live and do_not_gen sets
7415 for regular defs so that the case of clobber inside conditional
7416 call is processed correctly.
7418 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7420 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
7421 operands with compatible type.
7423 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7425 * expr.h (store_bit_field): Don't return a value.
7426 * expmed.c (check_predicate_volatile_ok): New function.
7427 (store_bit_field_1): New function, extracted from store_bit_field.
7428 Take a fallback_p argument and return true if the operation succeeded.
7429 Only use store_fixed_bit_field if fallback_p. Don't recompute
7430 mode_for_extraction; use op_mode instead. Try forcing memories
7431 into registers if the insv expander fails.
7432 (store_bit_field): Use store_bit_field_1 with fallback_p true.
7433 Don't return a value.
7434 (convert_extracted_bit_field): New function, extracted from
7436 (extract_bit_field_1): Likewise. Take a fallback_p argument
7437 and return NULL if the operation succeeded. Only use
7438 extract_fixed_bit_field if fallback_p. Only calculate one
7439 extraction mode. Combine code for extv and extzv. Try forcing
7440 memories into registers if the ext(z)v expander fails.
7441 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
7443 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7445 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
7447 (df_ref): Likewise. Put regno with other integer fields.
7449 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7451 * df.h (df_mw_hardreg): Remove "loc" field.
7452 * df-scan.c (df_ref_record): Don't set it. Remove redundant
7454 * df-problems.c (df_whole_mw_reg_unused_p): New function,
7455 split out from df_set_unused_notes_for_mw. Return false for
7456 partial references. Assert that mw_reg is a REG when returning true.
7457 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
7458 (df_whole_mw_reg_dead_p): New function, split out from
7459 df_set_dead_notes_for_mw. Return false for partial references.
7460 Assert that mw_reg is a REG when returning true.
7461 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
7462 Remove redundant bitmap check.
7464 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
7466 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
7467 ($(T)crtend.o): Likwise.
7468 ($(T)crtbeginS.o): Likwise.
7469 ($(T)crtendS.o): Likwise.
7470 ($(T)crtfastmath.o): Likwise.
7472 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
7474 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
7475 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
7476 * basic-block.h (struct control_flow_graph): Added x_dom_computed
7477 and x_n_bbs_in_dom_tree fields.
7479 2007-07-26 Steve Ellcey <sje@cup.hp.com>
7481 PR tree-optimization/32087
7482 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
7483 Do not call scale_bbs_frequencies_int with prob of zero.
7485 2007-07-26 Julian Brown <julian@codesourcery.com>
7487 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
7488 (neon_element_bits): Add prototypes.
7489 * config/arm/arm.c (bounds_check, neon_lane_bounds)
7490 (neon_const_bounds, neon_element_bits): New functions.
7491 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
7492 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
7493 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
7494 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
7495 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
7496 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
7497 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
7498 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
7499 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
7500 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
7501 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
7502 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
7503 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
7505 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
7507 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
7508 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
7510 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
7511 Julian Brown <julian@codesourcery.com>
7513 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
7514 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
7515 * config/arm/cortex-a8.md: New.
7516 * config/arm/cortex-a8-neon.md: New.
7517 * config/arm/neon-schedgen.ml: New.
7518 * config/arm/neon.md (vqh_mnem): New.
7520 (Is_float_mode): New.
7521 (Scalar_mul_8_16): New.
7523 (V_mode_nunits): New.
7524 (All instruction patterns): Annotate with neon_type attribute
7526 * config/arm/arm.md: Include cortex-a8.md.
7527 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
7529 Annotate instruction patterns accordingly.
7530 (generic_sched): Do not use generic scheduling for Cortex-A8.
7531 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
7533 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
7535 * fold-const.c (fold_read_from_constant_string): Use
7537 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7539 2007-07-26 Nick Clifton <nickc@redhat.com>
7541 * tree-ssa-operands.h: Change copyright header to refer to version
7542 3 of the GNU General Public License and to point readers at the
7543 COPYING3 file and the FSF's license web page.
7544 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
7545 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
7546 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
7547 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
7548 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
7549 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
7550 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
7551 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
7552 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
7553 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
7554 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
7555 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
7556 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
7557 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
7558 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
7559 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
7560 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
7561 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
7562 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
7563 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
7564 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
7565 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
7566 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
7567 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
7568 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
7569 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
7570 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
7571 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
7572 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
7573 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
7574 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
7575 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
7576 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
7577 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
7578 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
7579 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
7580 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
7581 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
7582 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
7583 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
7584 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
7585 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
7586 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
7587 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
7588 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
7589 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
7590 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
7591 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
7592 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
7593 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
7594 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
7595 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
7596 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
7597 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
7598 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
7599 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
7600 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
7601 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
7602 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
7603 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
7604 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
7605 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
7606 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
7607 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
7608 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
7609 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
7610 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
7611 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
7612 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
7613 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
7614 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
7615 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
7616 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
7617 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
7618 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
7619 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
7620 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
7621 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
7622 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
7623 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
7624 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
7625 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
7626 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
7627 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
7628 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
7629 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
7630 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
7631 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
7632 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
7633 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
7634 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
7635 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
7636 vecprim.h, basic-block.h, tree-ssa-structalias.c,
7637 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
7638 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
7639 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
7640 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
7641 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
7642 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
7643 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
7644 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
7645 convert.c, convert.h, langhooks-def.h, reload1.c,
7646 tree-ssa-operands.c: Likewise.
7648 2007-07-26 Jan Hubicka <jh@suse.cz>
7650 * tree-ssa-live.c: Include debug.h and flags.h.
7651 (mark_scope_block_unused): New function.
7652 (remove_unused_scope_block_p): New function.
7653 (remove_unused_locals): Remove unused blocks too.
7655 2007-07-25 Ian Lance Taylor <iant@google.com>
7657 * combine.c (combine_max_regno): Remove. Remove all uses.
7658 (struct reg_stat_struct): Rename from struct reg_stat.
7659 (reg_stat_type): Define, and declare VECs.
7660 (reg_stat): Change from pointer to VEC. Change all uses.
7661 (combine_split_insns): New static function.
7662 (try_combine, find_split_point): Call it instead of split_insns.
7664 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
7666 * cfghooks.c (split_block): Fix the information about loop latch.
7668 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
7670 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
7672 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
7674 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
7675 Scan the new edge for loop exit info.
7677 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
7679 * config/darwin.c: Include debug.h.
7681 2007-07-25 Steve Ellcey <sje@cup.hp.com>
7684 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
7686 2007-07-25 Steve Ellcey <sje@cup.hp.com>
7688 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
7689 (HARD_REGNO_MODE_OK): Ditto.
7690 (MODES_TIEABLE_P): Ditto.
7691 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7692 (CLASS_MAX_NREGS): Ditto.
7693 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
7694 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
7695 (divdf3_internal_thr): Removed.
7696 * config/ia64/div.md: New file.
7697 * config/ia64/constraints.md: Add H constraint.
7699 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7701 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
7702 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
7703 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
7704 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
7705 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
7706 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
7707 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
7708 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
7709 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
7710 dump_sbitmap_file, debug_sbitmap, popcount_table,
7711 sbitmap_popcount): Constify.
7712 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
7713 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
7714 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
7715 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
7716 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
7717 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
7718 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
7719 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
7720 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
7721 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
7722 sbitmap_popcount, sbitmap_verify_popcount): Constify.
7724 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7726 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
7727 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
7728 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
7729 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
7730 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
7731 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
7732 bitmap_intersect_p, bitmap_intersect_compl_p,
7733 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
7734 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
7736 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
7737 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
7738 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
7739 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
7740 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
7741 debug_bitmap, debug_bitmap_file, bitmap_print,
7742 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
7743 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
7745 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
7747 * config/darwin.c (darwin_override_options): Additional fix for
7748 debug info formats that don't support var tracking.
7750 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7752 * cselib.c (entry_and_rtx_equal_p): Constify.
7753 * gengtype.c (output_mangled_typename, write_types, write_local):
7755 * gengtype.h (const_type_p): New.
7756 * see.c (eq_descriptor_extension, hash_descriptor_extension):
7758 * tlink.c (scan_linker_output): De-constify.
7759 * tree-ssa-loop-im.c (memref_eq): Constify.
7760 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
7761 (shared_bitmap_hash, shared_bitmap_eq): Constify.
7763 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7765 * c-common.c (fname_as_string, c_type_hash): Constify.
7766 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7767 * cgraph.c (edge_hash, edge_eq): Likewise.
7768 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
7769 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
7770 reg_attrs_htab_eq): Likewise.
7771 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
7773 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
7774 const_decl_t, const_state_t, const_automata_list_el_t): New.
7775 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
7776 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
7777 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
7778 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
7779 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
7780 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
7781 compare_max_occ_cycle_nums, out_state_arcs_num,
7782 compare_transition_els_num, units_cmp, state_reservs_cmp):
7784 * genmodes.c (cmp_modes): Likewise.
7785 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
7786 * gimplify.c (compare_case_labels): Likewise.
7787 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
7788 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
7789 * matrix-reorg.c (mtt_info_hash): Likewise.
7790 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
7791 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
7792 (htab_hash_bucket, htab_hash_elem): Constify.
7793 * tree-browser.c (TB_parent_eq): Likewise.
7794 * tree-scalar-evolution.c (hash_scev_info): Likewise.
7795 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
7796 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
7797 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
7799 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
7800 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
7801 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
7802 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
7803 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
7805 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
7806 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
7807 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
7808 * tree-ssa-threadupdate.c (redirection_data_hash,
7809 redirection_data_eq): Likewise.
7810 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
7811 * tree-ssa.c (var_ann_eq): Likewise.
7812 * tree-vrp.c (compare_case_labels): Likewise.
7813 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
7814 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
7815 tree_not_check_failed, tree_class_check_failed,
7816 tree_range_check_failed, tree_not_class_check_failed,
7817 omp_clause_check_failed, omp_clause_range_check_failed,
7818 tree_contains_struct_check_failed, tree_operand_check_failed):
7820 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
7821 tree_not_check_failed, tree_class_check_failed,
7822 tree_range_check_failed, tree_not_class_check_failed,
7823 tree_operand_check_failed, omp_clause_operand_check_failed,
7824 tree_operand_length): Likewise.
7825 * var-tracking.c (const_variable): New.
7826 (variable_htab_hash, variable_htab_eq): Constify.
7827 * varasm.c (const_desc_hash): Likewise.
7829 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7831 * expr.c (handled_component_p): Constify.
7832 * fold-const.c (fit_double_type): Likewise.
7833 * real.h (real_value_from_int_cst): Likewise.
7834 * tree-flow-inline.h (gimple_in_ssa_p,
7835 gimple_aliases_computed_p, gimple_addressable_vars,
7836 gimple_call_clobbered_vars, gimple_referenced_vars,
7837 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
7838 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
7839 may_aliases, end_readonly_imm_use_p, has_zero_uses,
7840 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
7841 is_label_stmt, is_global_var, phi_ssa_name_p,
7842 factoring_name_p, is_call_clobbered, tree_common_ann,
7843 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
7844 unmodifiable_var_p, array_ref_contains_indirect_ref,
7845 ref_contains_array_ref, lookup_subvars_for_var,
7846 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
7847 gimple_mem_ref_stats): Likewise.
7848 * tree-flow.h (tree_common_ann, var_ann, function_ann,
7849 may_aliases, is_exec_stmt, is_label_stmt,
7850 ref_contains_array_ref, array_ref_contains_indirect_ref,
7851 var_can_have_subvars, overlap_subvar, is_call_clobbered,
7852 unmodifiable_var_p): Likewise.
7853 * tree-gimple.c (is_gimple_min_invariant): Likewise.
7854 * tree-gimple.h (is_gimple_min_invariant): Likewise.
7855 * tree.c (type_hash_list, attribute_hash_list, tree_size,
7856 cst_and_fits_in_hwi, real_value_from_int_cst,
7857 build_real_from_int_cst, integer_zerop, integer_onep,
7858 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
7859 tree_floor_log2, real_zerop, real_onep, real_twop,
7860 real_minus_onep, really_constant_p, purpose_member, chain_member,
7861 list_length, fields_length, int_size_in_bytes, bit_position,
7862 int_bit_position, byte_position, int_byte_position, expr_align,
7863 array_type_nelts, tree_node_structure,
7864 type_contains_placeholder_1, iterative_hash_pointer,
7865 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
7866 tree_map_base_eq, type_hash_list, type_hash_eq,
7867 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
7868 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
7869 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
7870 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
7871 int_fits_type_p, get_containing_scope, decl_function_context,
7872 decl_type_context, omp_clause_operand_check_failed,
7873 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
7874 * tree.h (omp_clause_operand_check_failed, tree_size,
7875 build_real_from_int_cst, array_type_nelts, purpose_member,
7876 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
7877 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
7878 is_attribute_p, check_qualified_type, expr_align,
7879 int_size_in_bytes, bit_position, int_bit_position, byte_position,
7880 int_byte_position, list_length, fields_length, initializer_zerop,
7881 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
7882 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
7883 tree_node_structure, handled_component_p, get_containing_scope,
7884 decl_function_context, decl_type_context, real_zerop,
7885 type_num_arguments, fit_double_type, really_constant_p,
7886 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
7887 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
7888 real_twop, real_minus_onep, int_cst_value): Likewise.
7890 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7892 * cfglayout.c (insn_scope, insn_line): Constify.
7893 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
7894 const_double_htab_hash, const_double_htab_eq,
7895 mem_attrs_htab_hash): Likewise.
7896 * loop-iv.c (biv_eq): Likewise.
7897 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
7898 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
7899 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
7901 * rtl-error.c (location_for_asm, diagnostic_for_asm,
7902 error_for_asm, warning_for_asm, _fatal_insn,
7903 _fatal_insn_not_found): Likewise.
7904 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
7905 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
7906 rtl_check_failed_type2, rtl_check_failed_code1,
7907 rtl_check_failed_code2, rtl_check_failed_code_mode,
7908 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
7909 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
7910 rtl_check_failed_type2, rtl_check_failed_code1,
7911 rtl_check_failed_code2, rtl_check_failed_code_mode,
7912 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
7913 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
7914 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
7915 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
7916 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
7917 rtx_unstable_p, get_integer_term, get_related_value,
7918 offset_within_block_p, reg_mentioned_p, count_occurrences,
7919 reg_referenced_p, reg_used_between_p, no_labels_between_p,
7920 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
7921 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
7922 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
7923 find_constant_src, find_reg_fusage, find_regno_fusage,
7924 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
7925 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
7926 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
7927 computed_jump_p, auto_inc_p, in_expr_list_p,
7928 remove_node_from_expr_list, loc_mentioned_in_p,
7929 label_is_jump_target_p, reversed_comparison_code_parts,
7930 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
7931 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
7932 print_inline_rtx): Likewise.
7933 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
7934 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
7935 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
7936 get_integer_term, get_related_value, offset_within_block_p,
7937 count_occurrences, reg_mentioned_p, no_labels_between_p,
7938 reg_used_between_p, reg_referenced_p, single_set_2,
7939 multiple_sets, set_noop_p, refers_to_regno_p,
7940 reg_overlap_mentioned_p, dead_or_set_p,
7941 covers_regno_no_parallel_p, covers_regno_p,
7942 dead_or_set_regno_p, find_reg_note, find_regno_note,
7943 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
7944 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
7945 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
7946 side_effects_p, may_trap_p_1, may_trap_p,
7947 may_trap_after_code_motion_p, may_trap_or_fault_p,
7948 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
7949 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
7950 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
7951 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
7952 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
7954 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
7955 warning_for_asm): Likewise.
7956 * tree.h (print_rtl): Likewise.
7957 * varasm.c (get_pool_mode): Likewise.
7959 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7961 * c-lex.c (c_lex_with_flags, lex_string): Constify.
7962 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
7963 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7964 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
7965 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
7966 * ddg.c (compare_sccs): Likewise.
7967 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
7968 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
7969 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
7970 decimal_do_fix_trunc, decimal_real_to_integer,
7971 decimal_real_to_integer2, decimal_real_maxval): Likewise.
7972 * dse.c (const_group_info_t): New.
7973 (invariant_group_base_eq, invariant_group_base_hash): Constify.
7974 * dwarf2out.c (const_dw_die_ref): New.
7975 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
7976 * tree-browser.c (TB_parent_eq): Likewise.
7977 * unwind-dw2-fde.c (__register_frame_info_bases,
7978 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
7979 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
7981 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
7982 * unwind-dw2.c (uw_frame_state_for): Likewise.
7983 * value-prof.c (histogram_hash, histogram_eq): Likewise.
7984 * value-prof.h (const_histogram_value): New.
7986 2007-07-25 Richard Sandiford <richard@codesourcery.com>
7988 * config/mips/mips.c (machine_function): Add
7989 initialized_mips16_gp_pseudo_p.
7990 (mips16_gp_pseudo_reg): Do not emit the initialization of
7991 mips16_gp_pseudo_rtx when being called from the gimple cost-
7992 calculation routines; emit it on the first use outside those
7995 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7997 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8000 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8001 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8002 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8003 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8004 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8005 Preserve const-ness of parameters through use of __typeof(),
8006 also constify and tidy.
8008 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8009 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8010 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8011 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8012 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8013 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8014 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8015 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8016 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8018 2007-07-25 Julian Brown <julian@codesourcery.com>
8019 Mark Shinwell <shinwell@codesourcery.com>
8021 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8022 (alpha_mangle_type): This.
8023 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8024 (TARGET_MANGLE_TYPE): Define this instead.
8025 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8026 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8027 (arm_init_neon_builtins): Fix comment.
8028 (arm_mangle_map_entry): New.
8029 (arm_mangle_map): New.
8030 (arm_mangle_type): New.
8031 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8032 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8033 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8034 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8035 (TARGET_MANGLE_TYPE): Define this instead.
8036 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8037 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8038 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8039 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8040 (TARGET_MANGLE_TYPE): Define this instead.
8041 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
8043 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
8044 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8045 (TARGET_MANGLE_TYPE): Define this instead.
8046 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
8047 (s390_mangle_type): This.
8048 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8049 (TARGET_MANGLE_TYPE): Define this instead.
8050 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
8051 (sparc_mangle_type): This.
8052 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8053 (TARGET_MANGLE_TYPE): Define this instead.
8054 * cp/mangle.c (write_type): Call mangle_type target hook on all
8055 types before mangling. Use original type, not main variant, as
8057 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
8058 (TARGET_MANGLE_TYPE): This.
8059 * target.h (gcc_target): Rename mangle_fundamental_type to
8061 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
8062 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
8064 2007-07-25 Julian Brown <julian@codesourcery.com>
8065 Paul Brook <paul@codesourcery.com>
8066 Joseph Myers <joseph@codesourcery.com>
8067 Mark Shinwell <shinwell@codesourcery.com>
8069 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
8070 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8071 (with_fpu): Allow --with-fpu=neon.
8072 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8073 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8074 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
8075 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
8076 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
8077 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
8078 (neon_emit_pair_result_insn, neon_disambiguate_copy)
8079 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
8080 (output_move_neon): Add prototypes.
8081 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
8082 (all_fpus): Add FPUTYPE_NEON.
8083 (fp_model_for_fpu): Add NEON field.
8084 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
8085 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
8087 (arm_legitimate_address_p): Don't support fancy addressing for NEON
8089 (thumb2_legitimate_address_p): Likewise.
8090 (neon_valid_immediate): Recognize and prepare constants suitable for
8092 (neon_immediate_valid_for_move): New function. Recognize and prepare
8093 immediates for NEON move instructions.
8094 (neon_immediate_valid_for_logic): New function. Recognize and
8095 prepare immediates for NEON logic instructions.
8096 (neon_output_logic_immediate): New function. Create asm string
8097 suitable for outputting immediate logic instructions.
8098 (neon_pairwise_reduce): New function. Implement reduction using
8099 pairwise operations.
8100 (neon_expand_vector_init): New function. Expand a (possibly
8101 non-constant) vector initialization.
8102 (neon_vector_mem_operand): New function. Memory operands supported
8103 for quad-word loads/stores to/from ARM or NEON registers. Don't
8104 allow base+offset addressing for core regs.
8105 (neon_struct_mem_operand): New function. Valid mems for NEON
8107 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8108 from neon_vector_mem_operand addresses without a secondary register.
8109 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8110 (add_minipool_backward_ref): Likewise.
8111 (dump_minipool): Likewise.
8112 (push_minipool_fix): Likewise.
8113 (output_move_quad): New function. Output quad-word moves, loads and
8114 stores using ARM registers.
8115 (output_move_vfp): Add support for vectors in VFP (NEON) D
8117 (output_move_neon): Output a NEON load/store to/from a quadword
8119 (arm_print_operand): Implement new codes:
8120 - 'c' for unadorned integers (without a # sign).
8121 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8123 - 'e', 'f' for the low and high D parts of a NEON Q register.
8124 - 'q' outputs a NEON Q register.
8125 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
8126 - 'T' prints NEON opcode features from a coded bitmask.
8127 - 'F' is similar to T, but signed/unsigned codes both print as
8129 - 't' is similar to T, but 'u' is printed instead of 'p'.
8130 - 'O' prints 'r' if NEON instruction should perform rounding (as
8131 specified by bitmask), else prints nothing.
8132 - '#' is a punctuation character to stop operand numbers from
8133 running together with following digits in the assembler
8134 strings for instructions (when using mode attributes).
8135 (arm_assemble_integer): Handle extra NEON vector modes. Permute
8136 constant vectors in big-endian mode, where necessary.
8137 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
8138 Handle EI, OI, CI, XI modes.
8139 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
8140 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
8141 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
8142 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
8143 (neon_builtin_type_bits): Add enumeration, one bit for each vector
8145 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
8146 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
8147 to turn v8qi, etc. into bits defined above.
8148 (neon_itype): New enumeration. Classifications of NEON builtins.
8149 (neon_builtin_datum): Define struct. Contains information about
8150 a single builtin (with multiple modes).
8151 (CF): Define helper macro for...
8152 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
8154 (neon_builtin_data): New array. Define information about builtins
8155 for use during initialization/expansion.
8156 (arm_init_neon_builtins): New function.
8157 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
8159 (neon_builtin_compare): New function.
8160 (locate_neon_builtin_icode): New function. Find an insn code for a
8161 builtin given a function code for that builtin. Also return type of
8162 builtin (NEON_BINOP, NEON_UNOP etc.).
8163 (builtin_arg): New enumeration. Types of arguments for builtins.
8164 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
8165 Takes a variable argument list of builtin_arg types, terminated by
8167 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
8168 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
8169 (neon_emit_pair_result_insn): New function. Support returning pairs
8170 of vectors via a pointer.
8171 (neon_disambiguate_copy): New function. Set up operands for a
8172 multi-word copy such that registers do not get clobbered.
8173 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
8174 ARM_BUILTIN_NEON_BASE.
8175 (arm_file_start): Set float-abi attribute for NEON.
8176 (arm_vector_mode_supported_p): Enable NEON vector modes.
8177 (arm_mangle_map_entry): New.
8178 (arm_mangle_map): New.
8179 (arm_mangle_vector_type): New.
8180 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
8182 (TARGET_NEON): New macro. Target supports NEON.
8183 (fputype): Add FPUTYPE_NEON.
8184 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
8185 for vectorization based on command-line arg.
8186 (NEON_REGNO_OK_FOR_NREGS): Define.
8187 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
8188 (VALID_NEON_STRUCT_MODE): Define.
8189 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
8190 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
8191 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
8192 (consttable_16): Add pattern for outputting 16-byte minipool
8194 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
8196 (vec-common.md, neon.md): Include md files.
8197 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
8198 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
8199 (memory_constraint "Ut", "Un", "Us"): Define.
8200 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
8201 (MMX_char): New mode attribute.
8202 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
8203 (*add<mode>3_iwmmxt): New insn pattern.
8204 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
8205 (*sub<mode>3_iwmmxt): New insn pattern.
8206 (mulv4hi3): Rename to...
8207 (*mulv4hi3_iwmmxt): This.
8208 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
8209 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
8210 (uminv4hi3, uminv2si3): Remove. Replace with...
8211 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
8212 (*umin<mode>3_iwmmxt): These.
8213 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
8214 (ashr<mode>3_iwmmxt): This new pattern.
8215 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
8216 (lshr<mode>3_iwmmxt): This new pattern.
8217 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
8218 (ashl<mode>3_iwmmxt): This new pattern.
8219 * config/arm/neon-docgen.ml: New file. Generate documentation for
8221 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
8222 * config/arm/arm_neon.h: New (autogenerated).
8223 * config/arm/neon-testgen.ml: New file. Generate NEON tests
8225 * config/arm/neon.md: New file. Define NEON instructions.
8226 * config/arm/neon.ml: New file. Abstract description of NEON
8227 instructions, used to generate arm_neon.h header, documentation and
8229 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
8230 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
8232 * doc/extend.texi (ARM Built-in Functions): Rename and remove
8234 (ARM NEON Intrinsics): New subsection.
8235 * doc/arm-neon-intrinsics.texi: New (autogenerated).
8237 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
8239 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
8242 2007-07-24 Jan Hubicka <jh@suse.cz>
8244 * regclass.c (move_table): New type.
8245 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
8246 (init_move_cost): Break out from ...
8247 (init_reg_sets_1): ... here; simplify computation of
8248 have_regs-of_mode and contains_reg_of_mode.
8249 (record_reg_classes): Unswitch internal loops.
8250 (copy_cost): Trigger lazy initialization of move cost
8251 (record_address_regs): Likewise.
8253 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
8255 * config/darwin.c (darwin_override_options): Don't force on
8256 flag_var_tracking_uninit when no debug info is requested.
8258 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8260 * cfgloop.c (init_loops_structure): New function.
8261 (flow_loops_find): Create root of the loop tree unconditionally.
8263 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
8265 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
8267 2007-07-24 Jan Hubicka <jh@suse.cz>
8269 * caller-save.c: Include ggc.h, gt-caller-save.h
8270 (reg_save_code, reg_restore_code): Rename to ...
8271 (cached_reg_save_code, cached_reg_restore_code): ... those.
8272 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
8273 (reg_save_code, reg_restore_code): New functions.
8274 (init_caller_save): Do not intialize
8275 reg_save_code/reg_restore_code tables.
8276 * Makefile.in: (gt-caller-save.h): New.
8278 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8280 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
8281 with the mode of the original operand instead of
8284 2007-07-23 Jan Hubicka <jH@suse.cz>
8286 * i386.c (ix86_secondary_memory_needed): Break out to...
8287 (inline_secondary_memory_needed): ... here.
8288 (ix86_memory_move_cost): Break out to ...
8289 (inline_memory_move_cost): ... here; add support for IN value of 2 for
8290 maximum of input and output; fix handling of Q_REGS on 64bit.
8291 (ix86_secondary_memory_needed): Microoptimize.
8293 2007-07-23 Sebastian Pop <sebpop@gmail.com>
8295 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
8296 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
8297 stmts_from_loop, known_dependences_p, build_rdg): New.
8298 * tree-data-ref.h: Depends on graphds.h.
8299 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
8300 (build_rdg): Declared.
8301 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
8303 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
8305 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
8308 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
8309 Jakub Jelinek <jakub@redhat.com>
8311 PR middle-end/PR28690
8312 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
8314 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
8315 and MEM_POINTER operands over REG and MEM operands.
8316 (swap_commutative_operands_p): Change return value to bool.
8317 * rtl.h: Update the corresponding prototype.
8318 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
8319 instead of gen_rtx_PLUS.
8320 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
8321 value to bool. Change function arguments to rtx's and update code
8323 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
8324 calls to match the new declaration.
8325 * simplify-rtx.c (simplify_associative_operation): Don't
8326 reorder simplify_binary_operation arguments.
8328 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8330 * config/mips/mips.c (override_options): Use mips_costs to derive
8331 the default branch cost.
8332 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
8334 * config/mips/mips.opt (mbranch-cost=): New option.
8335 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
8337 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8339 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
8340 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
8341 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
8342 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
8344 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8346 * config/mips/constraints.md (ks): New constraint.
8347 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
8348 (*add<mode>3_mips16): ...here.
8350 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
8352 * optabs.h (enum optab_index): Add new OTI_signbit.
8353 (signbit_optab): Define corresponding macro.
8354 (enum insn_code signbit_optab[]): Remove array.
8355 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
8356 (expand_copysign_absneg): If back end provides signbit insn, use it
8357 instead of bit operations on floating point argument.
8358 * builtins.c (enum insn_code signbit_optab[]): Remove array.
8359 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
8360 for availability of signbit insn.
8362 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
8363 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
8364 SSE mode is not active.
8365 (isinf<mode>2): Disable for mfpmath=sse,387.
8367 2007-07-22 Ben Elliston <bje@au.ibm.com>
8369 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
8371 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
8373 2007-07-20 Richard Guenther <rguenther@suse.de>
8375 * tree-cfg.c (verify_expr): COND_EXPRs can have any
8376 integral typed condition.
8377 * tree-ssa.c (useless_type_conversion_p): Do not preserve
8378 booleanness. Only preserve conversions from a non-base
8379 type to a base type, not in general between types with
8380 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
8381 * tree.def (COND_EXPR): Document that the condition
8382 can be of any integral type.
8384 2007-07-20 Nigel Stephens <nigel@mips.com>
8385 Richard Sandiford <richard@codesourcery.com>
8387 * config/mips/mips.h (mips_dwarf_regno): Declare.
8388 (DBX_REGISTER_NUMBER): Remove redundant brackets.
8389 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
8390 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
8391 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
8392 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8393 (REG_CLASS_NAMES): Update accordingly.
8394 * config/mips/mips.c (mips_dwarf_regno): New array.
8395 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8396 (mips_subword): Remove special handling for accumulator registers.
8397 (override_options): Initiailize mips_dwarf_regno. Remove use
8399 (mips_swap_registers): New function.
8400 (mips_conditional_register_usage): Swap accumulator registers
8401 around if TARGET_LITTLE_ENDIAN.
8402 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
8403 * config/mips/constraints.md (h, l): Use the endianness to choose
8404 between MD0_REG and MD1_REG.
8405 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
8406 alternative-dependent template.
8408 2007-07-20 Richard Sandiford <richard@codesourcery.com>
8410 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
8413 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8415 * function.c (thread_prologue_and_epilogue_insns): Fix exit
8416 predecessor fallthru flags.
8418 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8420 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
8421 of compare to the same type.
8422 * cfgloopmanip.c (add_loop): Update information about loop exits.
8423 (loop_version): Remove the innermost loop requirement.
8424 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
8425 to sizetype for pointers.
8427 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
8429 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
8430 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
8431 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
8433 * config/dfp-bit.c: Empty for TFmode conversions.
8435 2007-07-18 Caroline Tice <ctice@apple.com>
8437 * var-tracking.c (find_src_status): Check for COND_EXEC insns
8438 and handle them correctly; check that src is not NULL before
8440 (find_src_set_src): Likewise.
8442 2007-07-18 Bob Wilson <bob.wilson@acm.org>
8444 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
8445 (struct alignment_context, init_alignment_context): New.
8446 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
8447 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
8448 (XCHAL_HAVE_S32C1I): Likewise.
8449 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
8450 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
8451 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
8452 (ATOMIC, HQI): New macros.
8453 (memory_barrier, *memory_barrier): New.
8454 (sync_lock_releasesi): New.
8455 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
8456 (sync_lock_test_and_set<mode>): New.
8457 (sync_<atomic><mode>): New.
8458 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
8459 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
8460 (xtensa_expand_atomic): New.
8462 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8466 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
8467 transformation for builtin ISNORMAL.
8468 (expand_builtin): Handle BUILT_IN_ISNORMAL.
8469 * builtins.def (BUILT_IN_ISNORMAL): New.
8470 * doc/extend.texi: Document isnormal.
8472 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8476 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
8477 optabs infrastructure. Provide generic implementation for
8479 (expand_builtin): Handle FINITE/ISFINITE.
8480 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
8481 (fold_builtin_1): Likewise.
8483 * builtins.def (BUILT_IN_ISFINITE): New.
8485 * doc/extend.texi: Document isfinite.
8487 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8492 * builtins.c (expand_builtin_interclass_mathfn): Provide a
8493 generic fallback for isinf.
8494 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
8495 calculation code ...
8496 * real.c (get_max_float): ... to here.
8497 * real.h (get_max_float): New.
8499 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8503 * builtin-attrs.def (ATTR_TYPEGENERIC,
8504 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
8506 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
8507 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
8508 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
8509 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
8511 * c-common.c (handle_type_generic_attribute): New.
8512 (c_common_attribute_table): Add "type generic".
8514 * c-typeck.c (convert_arguments): Handle "type generic" functions.
8516 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
8518 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
8519 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
8522 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
8525 * config/cris/cris.c (cris_print_index): Don't use XEXP before
8526 checking that the operand is an expression.
8528 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
8529 Danny Smith <dannysmith@users.sourceforge.net>
8532 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
8533 file mapping object in local namespace if Windows version later
8536 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8538 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
8539 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
8540 arm_cannot_force_const_mem.
8541 (arm_cannot_force_const_mem): New function.
8542 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
8543 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
8544 of arm_tls_referenced_p.
8545 * config/arm/arm.md (movsi): Split out-of-section constants when
8546 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
8547 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8549 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8551 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
8553 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8555 * config/mips/mips.md (*extendqihi2): Convert the destination
8558 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8560 * config/pa/fptr.c: Update license header.
8561 * config/pa/milli64.S: Likewise.
8563 2007-07-17 Nick Clifton <nickc@redhat.com>
8565 * COPYING_v3: New file. Contains version 3 of the GNU General
8567 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
8568 Lesser General Public License.
8569 * doc/include/gpl_v3.texi: New file. Contains version 3 of
8570 the GNU General Public License.
8572 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
8574 PR rtl-optimization/32773
8575 * cfglayout.c (force_one_exit_fallthru): New function.
8576 (cfg_layout_finalize): Use it.
8578 2007-07-16 Richard Guenther <rguenther@suse.de>
8579 Uros Bizjak <ubizjak@gmail.com>
8581 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
8582 before forcing it to gimple operand.
8584 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
8585 David Ung <davidu@mips.com>
8587 * config/mips/mips.h (TUNE_24K): Define.
8588 (TUNE_MACC_CHAINS): Add TUNE_24K.
8589 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
8591 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
8592 (r74k_int_madd): .. this new reservation.
8593 (define_bypass): Fixed bypasses for r74k_int_madd to use
8595 * config/mips/24k.md (define_bypass): Define new
8596 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
8598 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
8599 Nigel Stephens <nigel@mips.com>
8601 * config/mips/mips.md: Include 20kc.md.
8602 * config/mips/20kc.md: New file.
8603 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
8604 (mips_adjust_cost): Tweak for 20Kc.
8605 (mips_issue_rate): Likewise.
8606 * config/mips/mips.h (TUNE_20KC): Define.
8608 2007-07-16 David Edelsohn <edelsohn@gnu.og>
8610 * config/rs6000/rs6000.c (struct processor_cost): Add
8611 cache_line_size, l1_cache_lines, and simultaneous_prefetches
8613 (*_cost): Add cache information.
8614 (rs6000_override_options): Set cache parameters.
8616 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8619 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
8620 * doc/install.texi (mips-sgi-irix6): pthread support works now.
8622 2007-07-16 Paul Brook <paul@codesourcery.com>
8625 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
8626 (cirrus_thumb2_movsi_insn): Ditto.
8628 2007-07-15 Geoffrey Keating <geoffk@apple.com>
8630 * config/rs6000/darwin-fallback.c (interpret_libc): Change
8633 2007-07-15 Andrew Haley <aph@redhat.com>
8635 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
8636 before looking in the context.
8638 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8642 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
8643 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
8644 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
8645 (pa_output_function_prologue): Use rp_saved and
8646 current_function_is_leaf to generate .CALLINFO statement.
8647 (hppa_expand_prologue): Set rp_saved.
8648 (hppa_expand_epilogue): Use rp_saved.
8649 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
8650 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
8652 2007-07-14 Dirk Mueller <dmueller@suse.de>
8654 * omega.c (coalesce): Fix memory leak on early exit.
8655 * matrix-reorg.c (check_allocation_function): Likewise.
8656 * tree-vect-transform.c (vect_get_new_vect_var): free result
8658 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8659 pass pointer to edge vector
8660 (partition_hot_cold_basic_blocks): Fix memory leak.
8661 * collect2.c (prefix_from_string): Free temporary storage.
8662 * reload1.c (fixup_abnormal_edges): Free sbitmap.
8664 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
8666 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
8667 (DO_GLOBAL_DTORS_BODY): Likewise.
8669 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
8670 Nigel Stephens <nigel@mips.com>
8672 * config/mips/mips.c (mips_classify_symbol): Don't return
8673 SYMBOL_SMALL_DATA for constant pool addresses if
8674 TARGET_EMBEDDED_DATA is true.
8676 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
8678 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
8679 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
8680 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
8681 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
8682 __builtin_ia32_storehps, __builtin_ia32_storelps,
8683 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
8684 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
8685 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
8686 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
8687 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
8688 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
8689 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
8690 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
8691 using def_builtin_const.
8693 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
8695 PR tree-optimization/32705
8696 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
8697 (simplify_binary_expression): Use SSA_VAL consistently.
8699 2007-07-13 David Edelsohn <edelsohn@gnu.org>
8701 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
8702 (SPEFSCR_REGNO): Delete definition.
8703 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
8704 COUNT_REGISTER_REGNUM -> CTR_REGNO.
8705 * config/rs6000/rs6000.h: Do not define *_REGNO.
8706 LINK_REGISTER_REGNUM -> LR_REGNO.
8707 COUNT_REGISTER_REGNUM -> CTR_REGNO.
8708 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
8709 COUNT_REGISTER_REGNUM -> CTR_REGNO.
8710 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
8711 R_VRSAVE, R_VSCR. Use them.
8712 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
8713 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
8714 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
8715 * config/rs6000/aix.h: Define R_LR. Use it.
8717 2007-07-13 Caroline Tice <ctice@apple.com>
8719 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
8720 flag_var_tracking is explicitly turned off (i.e. when variable
8721 tracking is not feasible); otherwise, turn flag_var_tracking on when
8722 flag_var_tracking_uninit is on.
8723 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
8724 note definitions, to allow recording of initialization status in the
8726 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
8727 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
8728 determine if two note locations are equal.
8729 (output_loc_list): Don't output list entries whose start & end labels
8731 (reg_loc_descriptor): Add parameter for initialization status; pass it
8732 to other loc descriptor functions.
8733 (one_reg_loc_descriptor): Add parameter for initialization status;
8734 check its value and add DW_OP_GNU_uninit to returned loc descr if
8736 (multiple_reg_loc_descriptor): Add parameter for initialization
8738 pass init status argument to other loc descriptor functions; check
8739 value of intialization parameter and add DW_OP_GNU_uninit to returned
8740 loc descr if appropriate.
8741 (based_loc_descr): Add parameter for initialization status; add new
8742 variable for return value; check value of initialization parameter and
8743 add DW_OP_GNU_uninit to returned loc descr if appropriate.
8744 (concatn_mem_loc_descriptor): Add parameter for initialization status;
8745 pass init status argument to other loc descriptor functions; check
8746 value of intialization parameter and add DW_OP_GNU_uninit to returned
8747 loc descr if appropriate.
8748 (mem_loc_descriptor): Likewise.
8749 (concat_loc_descriptor): Likewise.
8750 (concatn_loc_descriptor): Likewise.
8751 (loc_descriptor): Add parameter for initialization status; pass it as
8752 argument to other loc descriptor function calls.
8753 (loc_descriptor_from_tree_1): Add appropriate initialization status
8754 to loc descriptor function calls.
8755 (add_location_or_const_value_attribute): Get initialization status
8756 from VAR_LOCATION note; add initialization status to loc descriptor
8758 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
8759 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
8760 status is uninitialized, add "[uninint]" to output.
8761 * common.opt (fvar-tracking-uninit): New option, similar to
8762 fvar-tracking, to turn on tracking of uninitialized variables; creates
8763 a new global flag, flag_var_tracking_uninit.
8764 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
8765 (enum var_init_status): New type, for var initialization status field.
8766 * var-tracking.c (struct location_chain_def): Two new fields, init,
8767 for initialization status, and set_src for the assignment value expr.
8768 (unshare_variable): New parameter for initialization status;
8769 initialize new init and set_src fields.
8770 (var_reg_set): New parameters for initialization status and value;
8771 pass them to set_variable_part.
8772 (var_mem_set): Likewise.
8773 (get_init_value): New function.
8774 (var_reg_delete_and_set): New initialization status & value
8775 parameters; add call to get_init_value if status is unknown; pass new
8776 parameters to clobber_variable_part and var_reg_set.
8777 (var_mem_delete_and_set): Likewise.
8778 (var_reg_delete): Pass null set_src value to clobber_variable_part.
8779 (var_mem_delete): Likewise.
8780 (variable_union): Pass status to unshare_variable; initialize new init
8781 and set_src fields. If flag_var_tracking_uninit is not set, force
8782 status to initialized.
8783 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
8784 used later to get the set_src value.
8785 (find_src_status): New function.
8786 (find_src_set_src): New function.
8787 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
8788 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
8789 MO_SET, get set_src value and pass it to var_reg_delete_and_set
8790 and var_mem_delete_and_set.
8791 (dump_variable): Print out "[uninit]" if appropriate.
8792 (set_variable_part): Add new initialization and set_src parameters;
8793 pass status to unshare_variable; set node->init and node- >set_src
8794 fields and modify slot in hash table appropriately; save the init and
8795 set_src values if appropriate and assign to the new node.
8796 (clobber_variable_part): New set_src parameter; if two nodes have
8797 same variable and same location but different set_src (assignment)
8798 values, clobber old node.
8799 (delete_variable_part): Pass init status to unshare_variable.
8800 (emit_note_insn_var_location): Add initialized var; assign var's init
8801 status to new 'initialized'; pass new init status field to calls to
8802 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
8803 status to initialized.
8804 (emit_notes_in_bb): Pass initialization status to calls to
8805 var_reg_set, var_mem_set, var_reg_delete_and_set and
8806 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
8807 var_reg_delete_and_set and var_mem_delete_and_set; call
8808 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
8809 make up for change in add_stores.
8810 (vt_add_function_parameters): Add status to calls to
8812 * config/darwin.c (darwin_override_options): Turn on uninitialized
8813 tracking automatically, if var_tracking is on and the system is
8816 2007-07-13 Sa Liu <saliu@de.ibm.com>
8818 * config.gcc: Add options for arch and tune on SPU.
8819 * config/spu/predicates.md: Add constant operands 0 and 1.
8820 * config/spu/spu-builtins.def: Add builtins for double precision
8821 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
8822 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
8824 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
8826 * config/spu/spu-protos.h: Add new function prototypes.
8827 * config/spu/spu.c (spu_override_options): Check options -march and
8829 (spu_comp_icode): Add comparison code for DFmode and vector mode.
8830 (spu_emit_branch_or_set): Use the new code for DFmode and vector
8832 (spu_const_from_int): New. Create a vector constant from 4 ints.
8833 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
8834 (spu_emit_vector_compare): New. Emit vector compare.
8835 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
8836 * config/spu/spu.h: Add options -march and -mtune. Define processor
8837 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
8838 CANONICALIZE_COMPARISON.
8839 * config/spu/spu.md: Add new insns for double precision compare
8840 and double precision vector compare. Add vcond and smax/smin patterns
8841 to enable DFmode vector conditional expression.
8842 * config/spu/spu.opt: Add options -march and -mtune.
8843 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
8844 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
8845 both CELL and CELLEDP targets: spu_testsv.
8846 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
8849 2007-07-13 Richard Guenther <rguenther@suse.de>
8851 PR tree-optimization/32721
8852 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
8853 TREE_THIS_VOLATILE on the folded reference.
8854 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
8855 if the array reference has TREE_THIS_VOLATILE set.
8857 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
8860 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
8862 2007-07-13 Andreas Schwab <schwab@suse.de>
8864 * gengtype-lex.l: Allow declarations to be indented.
8866 2007-07-12 Geoffrey Keating <geoffk@apple.com>
8868 * ginclude/tgmath.h: New.
8869 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
8870 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
8871 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
8872 * configure: Regenerate.
8874 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
8876 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
8877 correct index when setting register save state for xd
8880 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
8882 * config/sh/sh.c (mark_use): Remove.
8884 2007-07-12 Paul Brook <paul@codesourcery.com>
8886 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
8887 reg does not overlap return value.
8889 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
8891 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
8892 (set_expression_vuses): Ditto.
8893 (init_pre): Initialize expression_vuses.
8895 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8897 * config/i386/sse.md (storentdf, storentsf): New.
8899 2007-07-12 Geoffrey Keating <geoffk@apple.com>
8901 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
8903 * tree.c (build_decl_stat): Move code from here...
8904 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
8905 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
8906 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
8907 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
8908 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
8911 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
8912 Devang Patel <dpatel@apple.com>
8914 PR tree-optimization/25413
8915 * targhooks.c (default_builtin_vector_alignment_reachable): New.
8916 * targhooks.h (default_builtin_vector_alignment_reachable): New.
8917 * tree.h (contains_packed_reference): New.
8918 * expr.c (contains_packed_reference): New.
8919 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
8920 (vect_enhance_data_refs_alignment): Call
8921 vector_alignment_reachable_p.
8922 * target.h (vector_alignment_reachable): New builtin.
8923 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
8924 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
8925 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
8927 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
8929 * target.h (builtin_vectorization_cost): Add new target builtin.
8930 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
8931 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
8932 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
8933 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
8934 uninitialized variables.
8935 * tree-vect-transform.c (cost_for_stmt): New function.
8936 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
8937 using cost 1 for all scalar stmts. Be less conservative when
8938 estimating the number of prologue/epulogue iterations. Call
8939 targetm.vectorize.builtin_vectorization_cost. Return
8940 min_profitable_iters-1.
8941 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
8942 initialization cost instead of TARG_VEC_STMT_COST. Use
8943 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
8944 epilogue code. Fix epilogue cost computation.
8945 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
8946 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
8947 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
8948 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
8949 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
8950 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
8952 2007-07-12 Richard Guenther <rguenther@suse.de>
8954 * gimplify.c (gimplify_conversion): Make sure that the result
8955 from maybe_fold_offset_to_reference is trivially convertible
8956 to the desired type before doing the simplification.
8957 (gimplify_expr): Likewise.
8958 * fold-const.c (fold_binary): Use the correct types for
8959 building the simplified expression.
8961 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8963 PR rtl-optimization/32729
8964 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
8965 that fallthru to exit.
8967 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
8969 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
8970 (symDTPOFF2reg): Likewise.
8972 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
8974 PR tree-optimization/32663
8976 * tree.h (VALUE_HANDLE_VUSES): Remove.
8977 (struct tree_value_handle): Remove vuses.
8979 * tree-vn.c (create_value_handle_for_expr): Don't set
8982 * tree-ssa-pre.c (expression_vuses): New.
8983 (alloc_expression_id): Set up expression_vuses.
8984 (get_expression_vuses): New.
8985 (set_expression_vuses): Ditto.
8986 (clear_expression_ids): Modify for expression_vuses.
8987 (phi_translate_1): Ditto.
8988 (phi_translate_set): Ditto.
8989 (value_dies_in_block_x): Ditto
8990 (valid_in_sets): Ditto.
8991 (add_to_sets): Ditto.
8992 (find_existing_value_expr): Ditto.
8993 (create_value_handle_for_expr): Ditto.
8994 (make_values_for_stmt): Ditto.
8995 (vuse_equiv): Remove.
8997 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
8999 * Makefile.in (mostlyclean): Remove object files.
9001 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9003 * toplev.c (no_new_pseudos): Deleted.
9004 * rtl.h (no_new_pseudos): Deleted.
9005 * tree-pass.h (pass_no_new_pseudos): Deleted.
9006 * passes.c (pass_no_new_pseudos): Deleted.
9007 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9008 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9009 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9011 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9012 * rtlhooks.c (gen_lowpart_general): Ditto.
9013 * optabs.c (prepare_operand): Ditto.
9014 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9016 * modulo-sched.c (rest_of_handle_sms): Ditto.
9017 * see.c (rest_of_handle_see): Ditto.
9018 * ifcvt.c (if_convert): Ditto.
9019 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9021 * init-regs.c (gate_initialize_regs): Deleted set of
9023 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9024 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9025 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9027 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9030 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9031 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9032 (*vec_extractv2di_1_rex64): New insn pattern.
9034 2007-07-11 David Daney <ddaney@avtrex.com>
9036 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9037 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9038 for SIGNAL_UNWIND_RETURN_COLUMN.
9039 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
9040 (DWARF_FRAME_REGNUM): Rewrite.
9041 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
9043 2007-07-11 Nick Clifton <nickc@redhat.com>
9045 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
9046 delta and use gen_int_mode in place of GET_INT instead.
9048 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9050 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
9053 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
9055 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9056 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
9058 * params.h (VERIFY_CANONICAL_TYPES): Remove.
9059 (USE_CANONICAL_TYPES): New.
9060 * doc/invoke.texi (verify-canonical-types): Remove.
9061 (use-canonical-types): Add.
9063 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
9065 * config/spu/spu.c (spu_optimization_options): Remove setting of
9066 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
9067 (spu_override_options): Move it here.
9069 2007-07-11 Richard Sandiford <richard@codesourcery.com>
9071 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
9072 * config/mips/mips.c (mips_cpu_info_table): Mention
9073 MIPS_ISA_LEVEL_SPEC in the comment.
9075 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9077 PR tree-optimization/32713
9078 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
9080 2007-07-11 Paolo Carlini <pcarlini@suse.de>
9083 * c-opts.c (c_common_post_options): Do not change flag_complex_method
9084 conditional to flag_isoc99.
9085 (c_common_init_options): Do it here, unconditionally.
9087 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9089 PR tree-optimization/32589
9090 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
9091 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
9092 * tree-ssa-propagate.c (valid_gimple_expression_p): New
9093 predicate, extracted from...
9094 (set_rhs): ...here. Call it for the expression on entry.
9095 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
9096 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
9097 (simplify_binary_expression): Use valid_gimple_expression_p
9098 to validate the simplification.
9099 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
9101 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
9103 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
9104 DWARF2_DEBUG on 32 bit target too.
9105 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9107 2007-07-11 Nick Clifton <nickc@redhat.com>
9109 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9110 version for 64-bit hosts.
9112 2007-07-10 David Daney <ddaney@avtrex.com>
9114 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9116 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9118 * config/mips/mips.c (mips_expand_synci_loop): New function.
9119 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9120 (UNSPEC_RDHWR): Same.
9121 (UNSPEC_SYNCI): Same.
9122 (UNSPEC_SYNC): Same.
9123 (clear_cache): New expand.
9127 (clear_hazard): Same.
9128 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
9130 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
9131 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
9133 2007-07-10 Ian Lance Taylor <iant@google.com>
9135 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
9138 2007-07-10 David Daney <ddaney@avtrex.com>
9140 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
9141 * builtins.c (expand_builtin___clear_cache): New function.
9142 (expand_builtin): Call expand_builtin___clear_cache for
9143 BUILT_IN_CLEAR_CACHE case.
9144 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
9145 * doc/md.texi (clear_cache): Document new instruction pattern.
9146 * testsuite/gcc.dg/builtins-64.c: New test.
9148 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
9150 * config/cris/cris.md ("movsi"): Fix typo in last change.
9152 2007-07-09 Geoffrey Keating <geoffk@apple.com>
9155 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
9157 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
9158 * varasm.c (assemble_start_function): Honor DECL_ALIGN
9159 for FUNCTION_DECLs. Don't use align_functions_log if
9161 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
9162 even for FUNCTION_DECLs.
9163 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
9165 * tree.h (DECL_ALIGN): Update for new location of 'align'.
9166 (DECL_FUNCTION_CODE): Update for new location and name of
9168 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
9169 (struct tree_decl_common): Move 'align' and 'off_align' out
9170 of union, ensure they're still on a 32-bit boundary. Remove
9171 other fields in union 'u1'.
9172 (struct tree_function_decl): Add field 'function_code' replacing
9173 'u1.f' in tree_decl_common.
9174 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
9175 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
9176 (Variable Attributes): Cross-reference 'aligned' attribute
9177 to Function Attributes.
9178 * flags.h (force_align_functions_log): Delete.
9179 * toplev.c (force_align_functions_log): Delete.
9181 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
9184 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
9185 (*vec_concatv2di_rex): New insn pattern.
9187 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9190 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
9192 2007-07-10 Ian Lance Taylor <iant@google.com>
9194 Replace no_new_pseudos in backends.
9195 * rtl.h (can_create_pseudo_p): Define.
9196 * config/darwin.c (machopic_indirect_data_reference): Use
9197 can_create_pseudo_p () instead of no_new_pseudos.
9198 (machopic_indirect_data_reference): Likewise.
9199 (machopic_legitimize_pic_address): Likewise.
9200 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
9201 (alpha_emit_set_const_1): Likewise.
9202 (alpha_emit_set_const): Likewise.
9203 (alpha_emit_conditional_move): Likewise.
9204 (alpha_split_conditional_move): Likewise.
9205 * config/alpha/alpha.md (various splitters): Likewise.
9207 * config/arm/arm.c (legitimize_pic_address): Likewise.
9208 (arm_load_pic_register): Likewise.
9209 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
9210 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
9211 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
9212 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
9213 * config/cris/cris.md (movsi): Likewise.
9214 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
9215 (symGOTOFF2reg_hilo): Likewise.
9216 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
9217 * config/h8300/h8300.md (insv, extzv): Likewise.
9218 * config/i386/i386.c (ix86_expand_move): Likewise.
9219 (ix86_expand_vector_move): Likewise.
9220 (ix86_prepare_fp_compare_args): Likewise.
9221 (ix86_expand_carry_flag_compare): Likewise.
9222 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
9223 (tls_dynamic_gnu2_combine_32): Likewise.
9224 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
9225 * config/ia64/ia64.c (ia64_expand_move): Likewise.
9226 (ia64_expand_movxf_movrf): Likewise.
9227 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
9228 (m32c_split_move): Likewise.
9229 (m32c_expand_insv): Likewise.
9230 * config/m68k/m68k.md (movsi): Likewise.
9231 * config/mips/mips.c (mips_force_temporary): Likewise.
9232 (mips_split_symbol): Likewise.
9233 (mips_move_integer): Likewise.
9234 (mips_legitimize_const_move): Likewise.
9235 * config/mn10300/mn10300.md (movsi): Likewise.
9236 * config/pa/pa.c (emit_move_sequence): Likewise.
9237 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9238 (rs6000_got_register): Likewise.
9239 (create_TOC_reference): Likewise.
9240 (rs6000_machopic_legitimize_pic_address): Likewise.
9241 * config/rs6000/rs6000.md (add<mode>3): Likewise.
9242 (various splitters): Likewise.
9243 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
9244 (movsi_got): Likewise.
9245 * config/s390/s390.c (emit_symbolic_move): Likewise.
9246 * config/s390/s390.md (movhi, movqi): Likewise.
9247 (load_multiple, store_multiple): Likewise.
9248 * config/score/score.c (score_force_temporary): Likewise.
9249 * config/sh/sh.c (prepare_move_operands): Likewise.
9250 (prepare_cbranch_operands): Likewise.
9251 (emit_fpu_switch): Likewise.
9252 (fpscr_set_from_mem): Likewise.
9253 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
9254 (adddi3, subsi3): Likewise.
9255 (various splitters): Likewise.
9256 (divsi_inv_fp_combine): Likewise.
9257 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
9258 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
9260 * config/sh/predicates.md (xor_operand): Likewise.
9261 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
9262 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
9263 (movdi_pic_label_ref): Likewise.
9264 * config/spu/spu.c (spu_split_immediate): Likewise.
9265 * config/alpha/alpha.md (various splitters): Remove test
9266 !no_new_pseudos || reload_completed.
9267 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
9269 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9270 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9271 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
9272 * config/score/score.c (th_output_mi_thunk): Likewise.
9273 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9274 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9276 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
9278 PR rtl-optimization/32664
9279 * mode-switching.c (create_pre_exit): Skip barrier insns.
9281 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9283 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
9284 force_gimple_operand_bsi.
9285 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
9286 rewrite_use_compare): Ditto.
9287 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
9289 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
9290 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
9291 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
9292 * tree-profile.c (prepare_instrumented_value,
9293 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9294 tree_gen_one_value_profiler, tree_gen_ic_profiler,
9295 tree_gen_ic_func_profiler, tree_gen_average_profiler,
9296 tree_gen_ior_profiler): Ditto.
9297 * tree-ssa-reassoc.c (negate_value): Ditto.
9298 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
9299 Use force_gimple_operand_bsi.
9300 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9301 * tree-if-conv.c (add_to_dst_predicate_list,
9302 find_phi_replacement_condition): Ditto.
9303 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
9304 Call mark_symbols_for_renaming for new statements.
9305 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
9307 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9309 * cfghooks.c (remove_edge): New function.
9310 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
9312 * cfghooks.h (remove_edge): Declare.
9313 * cfg.c (remove_edge): Renamed to remove_edge_raw.
9314 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
9316 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
9318 * optabs.h: Added declaration for signbit_optab.
9319 * optabs.c: (init_optabs): Added initialization for signbit_optab.
9320 * genoptinit.c (optabs): Added entry for signbit insns.
9321 * builtins.c (expand_builtin_signbit): Added code to use a signbit
9323 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
9324 * config/s390/s390.md (signbit<mode>2): New expander.
9326 2007-07-09 Richard Guenther <rguenther@suse.de>
9329 * fold-const.c (fold_plusminus_mult_expr): Move constant
9330 arguments second to allow decomposing.
9332 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
9335 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9337 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9338 Disregard DECL_FROM_INLINE.
9340 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9343 * doc/invoke.texi: Add ftree-reassoc flag.
9344 * common.opt (ftree-reassoc): New flag.
9345 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
9346 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
9348 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9350 PR tree-optimization/32681
9351 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
9352 saved in second_edge->aux when first_bb is a loop header.
9354 2007-07-09 Jan HUbicka <jh@suse.cz>
9356 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
9358 2007-07-09 Richard Guenther <rguenther@suse.de>
9360 * c-decl.c (start_function): Do not promote return type.
9362 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
9364 * function.c (do_warn_unused_parameter): Do not warn if
9365 TREE_NO_WARNING is set.
9367 2007-07-08 Andreas Schwab <schwab@suse.de>
9369 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
9371 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
9374 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9376 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9377 apply to assembly language, too.
9378 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9380 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
9382 Revert (note the sccvn portions are *not* reverted)
9383 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9385 Fix PR tree-optimization/23488
9387 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9389 * tree-flow-inline.h (get_value_handle): Ditto.
9390 * tree-ssa-pre.c (decl_vh_map): New.
9391 (decl_node_pool): New.
9392 (can_value_number_operation): Support DECL_P.
9393 (can_PRE_operation): Ditto.
9394 (create_expression_by_pieces): Ditto.
9395 (find_existing_value_expr): Modify to differnetiate between
9396 addressing and top level.
9397 (create_value_handle_for_expr): Handle DECL's.
9398 (poolify_tree): Ditto.
9399 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9400 (make_values_for_stmt): Handle DECL's properly.
9401 (init_pre): Reorg to not init useless things during FRE.
9403 * tree-flow.h: Include pointer-set.h.
9404 (decl_vh_map): Declare.
9405 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9407 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
9409 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
9410 the constraint description.
9411 * doc/md.texi: Update documentation of AVR constraints.
9413 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
9415 * auto-inc-dec.c, config/arm/arm.c,
9416 config/m32r/constraints.md, config/mips/mips.md,
9417 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
9418 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
9419 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
9420 typos. Follow spelling conventions.
9421 * doc/invoke.texi, doc/rtl.texi: Fix typos.
9423 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
9424 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
9426 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
9427 realloc_vuse): Remove.
9428 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
9431 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9433 Fix PR tree-optimization/23488
9435 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
9436 (try_to_simplify): Ditto.
9438 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9440 * tree-flow-inline.h (get_value_handle): Ditto.
9441 * tree-ssa-pre.c (decl_vh_map): New.
9442 (decl_node_pool): New.
9443 (can_value_number_operation): Support DECL_P.
9444 (can_PRE_operation): Ditto.
9445 (create_expression_by_pieces): Ditto.
9446 (find_existing_value_expr): Modify to differnetiate between
9447 addressing and top level.
9448 (create_value_handle_for_expr): Handle DECL's.
9449 (poolify_tree): Ditto.
9450 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9451 (make_values_for_stmt): Handle DECL's properly.
9452 (init_pre): Reorg to not init useless things during FRE.
9454 * tree-flow.h: Include pointer-set.h.
9455 (decl_vh_map): Declare.
9456 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9458 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9460 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9461 apply to assembly language, too.
9462 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9464 2007-07-06 Ian Lance Taylor <iant@google.com>
9465 Zack Weinberg <zackw@panix.com>
9468 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
9470 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9472 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
9473 (prefetch): Likewise if "pref" would be used.
9475 2007-07-06 Josh Conner <jconner@apple.com>
9479 * calls.c (store_one_arg): Handle arguments which are partially
9480 on the stack when detecting argument overlap.
9482 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
9484 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
9485 chosen during find_reloads.
9487 2007-07-06 Richard Guenther <rguenther@suse.de>
9489 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
9490 TYPE_ARG_TYPES for verification of argument types. Use
9491 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
9492 parameters as variable arguments.
9494 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
9496 * libgcc2.h (word_type): Type definition removed.
9497 (cmp_return_type, shift_count_type): Type definitions added.
9498 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
9499 replaced with shift_count_type.
9500 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
9502 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
9503 changed from word_type to Wtype.
9504 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
9505 replaced with shift_count_type.
9506 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
9508 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
9509 and libgcc_shift_count attribute added.
9510 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
9511 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
9512 (TARGET_INITIALIZER): New target hooks added.
9513 * targhooks.c (default_libgcc_cmp_return_mode,
9514 default_libgcc_shift_count_mode): Default implementations for the new
9516 * targhooks.h (default_libgcc_cmp_return_mode,
9517 default_libgcc_shift_count_mode): Function prototypes added.
9518 * target.h (struct gcc_target): Fields for the new target hooks added.
9519 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
9521 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
9524 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
9525 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
9527 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
9528 s390_libgcc_shift_count_mode): Functions added.
9529 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
9530 Target hooks defined.
9532 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9534 * config/mips/mips.c (compute_frame_size): Restore the original
9535 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
9536 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
9537 Document why the difference is needed.
9539 2007-07-06 Richard Guenther <rguenther@suse.de>
9541 * c-common.c (boolean_increment): Use correctly typed
9544 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9546 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
9547 the topmost argument register is not also included in the save mask.
9548 (mips16e_collect_argument_save_p): Take a pointer to the argument
9549 register, rather than a pointer to the number of arguments.
9550 (mips16e_collect_argument_saves): Only include argument saves
9551 that aren't in the register mask.
9553 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
9555 PR rtl-optimization/32450
9556 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
9557 to ensure that instructions are not moved into the prologue when
9558 profiling is on. Remove unused prologue_end variable.
9559 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
9560 as a scheduling barrier.
9562 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9565 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9566 Disregard DECL_FROM_INLINE.
9568 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
9570 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
9571 IORing with a constant.
9573 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
9575 PR rtl-optimization/32475
9576 * df-scan.c (df_def_record_1): Add a use of the stack pointer
9577 for every definition of the stack pointer.
9579 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
9581 * arm.c (vfp3_const_double_index): Copy signed results of
9582 REAL_VALUE_TO_INT into unsigned vars.
9584 2007-07-05 Richard Guenther <rguenther@suse.de>
9587 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
9589 * tree-ssa.c (useless_type_conversion_p): Check canonical
9592 2007-07-05 Anatoly Sokolov <aesok@post.ru>
9594 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
9595 zero_extendhisi2): Change to define_insn_and_split.
9596 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
9598 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
9600 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
9601 pass_match_asm_constraints): New.
9602 * passes.c (init_optimization_passes): Add new pass.
9603 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
9604 * function.h (struct function): Add has_asm_statement bit.
9605 (current_function_has_asm_statement): New.
9606 * tree-pass.h (pass_match_asm_constraints): New.
9608 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
9610 * config/mips/mips.c (mips_file_start): Avoid declaration
9613 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
9615 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
9617 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
9619 * rtl.def (NOTE): Change print format string to print
9620 operand 5 as a note insn name.
9622 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
9623 David Ung <davidu@mips.com>
9625 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
9626 * doc/invoke.texi: (MIPS Options): Document them.
9628 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
9629 David Ung <davidu@mips.com>
9631 Add support for SmartMIPS ASE.
9633 * optabs.c (expand_binop_directly): New, broken out from...
9634 (expand_binop): Here. Make it try rotating in the other
9635 direction even when the second operand isn't constant.
9636 * config/mips/mips.md (*lwxs): New.
9637 * config/mips/mips.opt (msmartmips): New.
9638 * config/mips/mips.c (mips_lwxs_address_p): New.
9639 (mips_rtx_costs): Make it recognize scaled indexed addressing.
9640 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
9641 __mips_smartmips when compiling for TARGET_SMARTMIPS.
9642 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
9643 (ISA_HAS_LWXS): New.
9644 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
9645 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
9646 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
9647 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
9648 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
9649 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
9650 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
9652 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
9654 * tree-vectorizer.c (new_loop_vec_info): Initialize
9655 LOOP_VINFO_COST_MODEL_MIN_ITERS.
9656 * tree-vectorizer.h (_loop_vec_info): Added new filed
9657 min_profitable_iters.
9658 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
9659 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
9660 * tree-vect-analyze.c (vect_analyze_operations): Set
9661 LOOP_VINFO_COST_MODEL_MIN_ITERS.
9662 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
9663 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
9664 Fix calculation of peel_iters_prologue. Move consideration of epilogue
9665 and prologue cost to after they are computed.
9666 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
9668 (vect_model_simple_cost): Takes additional argument dt. Consider cost
9669 of creating vectors from scalars according to dt.
9670 (vect_model_store_cost): Likewise.
9671 (vectorizable_call): Use dt array instead of scalar dt. Call
9672 vect_model_simple_cost with additional argument dt.
9673 (vectorizable_assignment): Likewise.
9674 (vectorizable_operation): Likewise.
9675 (vectorizable_type_demotion): Likewise.
9676 (vectorizable_type_promotion): Likewise.
9677 (vectorizable_store): Use dt array instead of scalar dt. Call
9678 vect_model_store_cost with additional argument dt.
9679 (vect_do_peeling_for_loop_bound): Don't call
9680 vect_estimate_min_profitable_iters. Instead, lookup
9681 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
9682 "may not be profitable".
9684 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
9687 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
9688 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
9689 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
9690 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
9692 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
9694 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
9695 addressing modes cheaper.
9697 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
9699 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
9700 (dw_ranges_struct): Rename block_num to num. Adjust.
9701 (dw_ranges_by_label_struct): New.
9702 (ranges_by_label, ranges_by_label_allocated,
9703 ranges_by_label_in_use): New variables.
9704 (add_ranges_num): Factored most of the code out of...
9705 (add_ranges): ... this one. Rewrite in terms of the former.
9706 (add_ranges_by_labels): New.
9707 (output_ranges): Output by-label ranges.
9708 (dwarf2out_finish): Output range for multiple-section
9709 compile_unit. Output standard DW_AT_low_pc in addition to
9710 unexpected DW_AT_entry_pc.
9712 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
9714 PR tree-optimization/32604
9715 PR tree-optimization/32606
9717 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
9718 (compute_antic_safe): Removed.
9719 (ANTIC_SAFE_LOADS): Ditto.
9720 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
9721 (execute_pre): Don't call compute_antic_safe.
9722 (vuse_equiv): New function.
9723 (make_values_for_stmt): Use it
9724 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
9727 2007-07-04 Anatoly Sokolov <aesok@post.ru>
9730 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
9732 (avr_attribute_table): Make "naked" attribute apply to function types
9733 rather than to decls.
9734 (avr_handle_fntype_attribute): New function.
9736 2007-07-04 Joseph Myers <joseph@codesourcery.com>
9738 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
9741 2007-07-04 David Ung <davidu@mips.com>
9742 Joseph Myers <joseph@codesourcery.com>
9744 * config/mips/mips.md (type): Add logical, signext and move.
9745 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
9746 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
9747 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
9748 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
9749 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
9750 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
9751 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
9752 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
9753 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
9754 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
9755 movv2sf_hardfloat_64bit): Use the new types.
9756 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
9757 *movdf_softfloat, *movdf_mips16): Use "multi".
9758 (extendqihi2): Replace with a define_expand.
9759 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
9760 Based on extend<SHORT:mode><GPR:mode>2 patterns.
9761 * config/mips/74k.md (r74k_int_logical): New reservation and
9763 (r74k_int_arith): Remove "slt".
9764 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
9765 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
9766 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
9767 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
9768 reservations for "arith".
9770 2007-07-04 Richard Guenther <rguenther@suse.de>
9772 * tree-ssa.c (useless_type_conversion_p): Add handling for
9773 scalar float and vector types. Only call the types_compatible_p
9774 langhook for aggregate types as last resort. Follow the
9777 2007-07-04 Richard Guenther <rguenther@suse.de>
9779 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
9780 the same as NOP_EXPR.
9782 2007-07-04 Nick Clifton <nickc@redhat.com>
9784 * target.h (struct gcc_target): Add target_help field.
9785 * target-def.h (TARGET_HELP): New.
9786 (TARGET_INITIALIZER): Use TARGET_HELP.
9787 * opts.c (command_handle_option): Invoke target_help function, if
9788 defined, when the user has specified --target-help on the command
9790 * doc/invoke.texi: Mention that --target-help might print
9791 additional information.
9792 * doc/tm.texi: Document TARGET_HELP hook.
9794 * arm.c (TARGET_HELP): Override default definition.
9795 (arm_target_help): New - display a wrapped list of cores and
9796 architectures supported.
9798 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
9800 * config/v850/v850.c (expand_prologue): Make sure
9801 GEN_INT() argument is sign extended rather than zero extended.
9802 (expand_epilogue): Likewise.
9803 (output_move_double): Delete.
9804 * config/v850/v850-protos.h (output_move_double): Delete.
9805 * config/v850/v850.md (movdi): Delete.
9806 (*movdi_internal): Delete.
9808 (*movdf_internal): Delete.
9810 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9812 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
9813 unless compiling RTP PIC.
9815 2007-07-04 Richard Guenther <rguenther@suse.de>
9817 PR tree-optimization/32482
9818 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
9819 original ssa name if we didn't find a shift expression.
9820 Fix shift constant for bit zero test.
9822 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9824 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
9826 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9828 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
9829 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
9830 * config/arm/vxworks.h (ASM_SPEC): Delete.
9831 (SUBTARGET_EXTRA_ASM_SPEC): Define.
9833 2007-07-04 Sebastian Pop <sebpop@gmail.com>
9835 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
9836 (DDR_REVERSED_P): New.
9837 * tree-data-ref.c (initialize_data_dependence_relation,
9838 build_classic_dist_vector): Set DDR_REVERSED_P.
9840 2007-07-04 Sebastian Pop <sebpop@gmail.com>
9843 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
9844 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9845 init_omega_for_ddr_1): Use non conservative number of iterations
9847 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
9848 (analyze_siv_subscript): Remove FIXME and reinitialization of
9849 last_conflicts to chrec_dont_know.
9850 * testsuite/gfortran.dg/vect/pr32457.f90: New.
9852 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
9854 * tree.c (maybe_canonicalize_argtypes): Improve description.
9856 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
9858 * tree.c (maybe_canonicalize_argtypes): New.
9859 (build_function_type): Set canonical type.
9860 (build_method_type_directly): Ditto.
9861 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
9864 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9866 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
9868 (rewrite_use_nonlinear_expr): Likewise.
9870 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
9872 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
9874 2007-07-04 Ben Elliston <bje@au.ibm.com>
9876 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
9879 * c-objc-common.c (c_types_compatible_p): Fix indentation.
9881 * doc/tm.texi (Run-time Target): Capitalise "CPU".
9882 (Exception Handling): Likewise.
9884 2007-07-03 Jan Hubicka <jh@suse.cz>
9886 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
9888 2007-07-03 Eric Christopher <echristo@apple.com>
9890 * doc/cppopts.texi: Add conflicting option note to -dM.
9891 * doc/invoke.texi: Add note about possible conflicts with
9892 -E for -dCHARS and note that -dM will not produce
9893 any results if there is no machine dependent reorg.
9895 2007-07-03 Geoffrey Keating <geoffk@apple.com>
9897 * tree.h (DECL_ALIGN): Back out previous change.
9899 2007-07-03 Joseph Myers <joseph@codesourcery.com>
9901 * configure.ac: Test for .dtprelword support on MIPS.
9902 * configure, config.in: Regenerate.
9903 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
9904 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9906 2007-07-03 Julian Brown <julian@codesourcery.com>
9908 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
9909 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
9910 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
9911 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
9913 (all_fpus): Add FPUTYPE_VFP3.
9914 (fp_model_for_fpu): Add VFPv3 field.
9915 (arm_rtx_costs_1): Give cost to VFPv3 constants.
9916 (vfp3_const_double_index): New function. Return integer index of
9917 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
9919 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
9920 and argument represents a valid RTX for a VFPv3 constant.
9921 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
9923 (vfp_emit_fstmd): Similar, for fstmd.
9924 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
9925 constants, represented as integer indices.
9926 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
9927 VFP_REGNO_OK_FOR_DOUBLE macros.
9928 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
9929 (arm_file_start): Set float-abi attribute for VFPv3, and output
9930 correct ".fpu" assembler directive.
9931 (arm_dbx_register_numbering): Add FIXME.
9932 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
9933 (fputype): Add FPUTYPE_VFP3.
9934 (FIXED_REGISTERS): Add 32 registers for D16-D31.
9935 (CALL_USED_REGISTERS): Likewise.
9936 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
9937 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
9938 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
9939 (D7_VFP_REGNUM): New.
9940 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
9941 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
9942 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
9943 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
9944 (REG_ALLOC_ORDER): Adjust for VFPv3.
9945 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
9946 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
9947 VFP_LO_REGS, VFP_HI_REGS.
9948 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
9949 (IS_VFP_CLASS): Define macro.
9950 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
9952 (REGISTER_MOVE_COST): Likewise.
9953 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
9954 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
9955 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
9956 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
9957 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
9958 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
9959 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
9960 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
9961 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
9962 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
9963 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
9964 where appropriate for single-word registers.
9965 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
9966 As above. Fix type attributes.
9967 * config/arm/constraints.md (register_contraint "t"): Define.
9968 (register_constraint "w"): Change to D0-D15, or D0-D31 for
9970 (register_constraint "x"): Define.
9971 (constraint "Dv"): Define.
9973 2007-07-03 Geoffrey Keating <geoffk@apple.com>
9975 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
9977 2007-07-03 Tom Tromey <tromey@redhat.com>
9979 * c-parser.c (objc_pq_context): Removed.
9980 (objc_need_raw_identifier): Likewise.
9981 (c_parser) <objc_pq_context>: New field.
9982 <objc_need_raw_identifier>: Likewise.
9983 (OBJC_NEED_RAW_IDENTIFIER): Removed.
9984 (c_lex_one_token): Update.
9985 (c_parser_objc_protocol_definition): Update.
9986 (c_parser_objc_method_definition): Update.
9987 (c_parser_objc_methodproto): Update.
9988 (c_parser_declspecs): Update.
9990 2007-07-03 David Ung <davidu@mips.com>
9992 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
9994 2007-07-03 David Ung <davidu@mips.com>
9995 Richard Sandiford <richard@codesourcery.com>
9997 * doc/invoke.texi: Document -march=74kf3_2.
9998 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
9999 (TUNE_74K): Check for it.
10000 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10001 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10002 * config/mips/mips.md (cpu): Add 74kf3_2.
10003 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10004 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10005 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10006 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10007 74kf3_2 to the CPU list.
10008 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10009 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10010 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10011 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10012 (r74kf3_2_fxfer_from_c1): New insn reservations.
10014 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10015 David Ung <davidu@mips.com>
10017 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10018 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10019 and 74k[fx]. Document aliases for the new options.
10020 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10021 (PROCESSOR_24KF2_1): ...this.
10022 (PROCESSOR_24KX): Rename to...
10023 (PROCESSOR_24KF1_1): ...this.
10024 (PROCESSOR_74KF): Rename to...
10025 (PROCESSOR_74KF2_1): ...this.
10026 (PROCESSOR_74KX): Rename to...
10027 (PROCESSOR_74KF1_1): ...this.
10028 (TUNE_74K): Update PROCESSOR_* names.
10029 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10030 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10031 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10032 (mips_rtx_cost_data): Update processor names in comments.
10033 (mips_issue_rate): Update PROCESSOR_* names.
10034 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10035 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10036 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10037 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10038 Update cpu attribute names.
10039 (r24k_fpu_iss): Rename this reservation to...
10040 (r24kf2_1_fpu_iss): ...this and update all uses.
10041 (r24kx_fpu_iss): Rename this reservation to...
10042 (r24kf1_1_fpu_iss): ...this and update all uses.
10043 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
10044 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
10045 Update cpu attribute names.
10047 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
10049 * config/m32r/constraints.md: New file.
10050 * config/m32r/m32r.c: Include tm-constrs.h.
10051 (small_data_operand): Use satisfies_constraint_* instead of macro.
10052 (addr24_operand, gen_compare): Likewise.
10053 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
10054 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
10055 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10056 EXTRA_CONSTRAINT): Likewise.
10057 * config/m32r/m32r.md: Include constraints.md.
10058 (*movsi_insn): Use satisfies_constraint_* instead of macro.
10059 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
10060 * config/m32r/predicates.md (conditional_move_operand): Likewise.
10061 (two_insn_const_operand, int8_operand, uint16_operand,
10062 reg_or_int16_operand, reg_or_uint16_operand,
10063 reg_or_cmp_int16_operand, cmp_int16_operand,
10064 seth_add3_operand): Likewise.
10066 2007-07-03 Eric Christopher <echristo@gmail.com>
10068 * libgcc2.h: Conditionally declare __bswapsi2 and
10071 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
10073 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
10076 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10079 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
10080 (__gthrw_pragma): Provide default definition.
10081 (__gthrw2): Use it.
10082 * gthr-posix.c (__gthrw_pragma): Define.
10084 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
10086 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
10087 before declaring inequality.
10089 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
10091 * combine.c (recog_for_combine): Log the success or failure of
10092 matching new insn patterns against the machine description in
10095 2007-07-03 Revital Eres <eres@il.ibm.com>
10097 * ddg.c (print_sccs): New function.
10098 (check_sccs): New function.
10099 (create_ddg_all_sccs): Use it.
10100 * ddg.h (print_sccs): Declare.
10101 * modulo-sched.c (sms_order_nodes): Call print_sccs.
10103 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
10105 * targhooks.h (default_mode_for_suffix): New function declaration.
10106 * targhooks.c (default_mode_for_suffix): New default target hook.
10107 * target.h (struct c): New structure in the targetm struct.
10108 (mode_for_suffix): New target hook as part of struct c.
10109 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10110 default_mode_for_suffix.
10111 (TARGET_C): New define.
10112 * c-lex.c: Include "target.h".
10113 (interpret_float): Use targetm.c.mode_for_suffix to determine
10114 the mode for a given non-standard suffix.
10115 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10117 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10118 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10120 * doc/extend.texi (Floating Types): New node. Document __float80 and
10121 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10123 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10126 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
10127 predicate instead of target_operand.
10128 (divsi3_i1_media, divsi3_media_2): Likewise.
10130 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
10132 * tree.h (alias_sets_might_conflict_p): Rename into
10133 alias_sets_must_conflict_p.
10134 * alias.c (alias_sets_might_conflict_p): Likewise.
10135 (alias_sets_conflict_p): Use it.
10136 (objects_must_conflict_p): Likewise.
10137 * c-common.c (strict_aliasing_warning): Adjust.
10139 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10141 * rtlhooks.c (gen_lowpart_if_possible): Check for
10142 invalid subreg before calling gen_lowpart_SUBREG.
10144 2007-07-02 Geoffrey Keating <geoffk@apple.com>
10146 * config/darwin9.h: Add copyright notice.
10147 (LINK_COMMAND_SPEC): Add comment.
10148 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
10149 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
10150 DARWIN_LIBSYSTEM_HAS_UNWIND.
10152 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10155 * omp-low.c (check_combined_parallel): New function.
10156 (lower_omp_parallel): Call it via walk_stmts, set
10157 OMP_PARALLEL_COMBINED if appropriate.
10158 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
10159 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
10160 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
10161 don't consider it as combined parallel.
10163 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10165 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10166 (gcc_tooldir): Likewise.
10167 * configure: Regenerate.
10168 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10169 old configure.ac gcc_tooldir setting.
10170 (prefix_to_exec_prefix): New variable.
10171 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10172 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10174 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
10176 Fix PR tree-optimization/32583
10177 Fix PR tree-optimization/32584
10178 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
10179 (phi_translate_set): Use phi_translate directly now.
10180 (make_values_for_stmt): Don't value number RHS if we already know
10183 2007-07-02 Steve Ellcey <sje@cup.hp.com>
10184 Jim Wilson <wilson@specifix.com>
10187 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
10190 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
10191 Richard Sandiford <richard@codesourcery.com>
10192 Nigel Stephens <nigel@mips.com>
10194 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
10195 (mips16e_output_save_restore): Declare.
10196 (mips16e_save_restore_pattern_p): Likewise.
10197 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
10198 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
10199 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
10200 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
10201 (BITSET_P): New global macro, extracted from...
10202 (mips_for_each_saved_reg): ...here.
10203 (mips16e_save_restore_info): New struct.
10204 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
10205 (mips16e_save_restore_regs): New variable.
10206 (mips_split_plus, mips16e_find_first_register): New functions.
10207 (mips16e_mask_registers): New function.
10208 (compute_frame_size): Expand the commentary before the function.
10209 Enforce the MIPS16e save and restore register range restrictions.
10210 Pad the general register save area at the low end.
10211 (mips16e_save_restore_reg, mips16e_build_save_restore)
10212 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
10213 (mips16e_output_save_restore, mips16e_collect_propagate_value)
10214 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
10216 (mips_expand_prologue, mips_expand_epilogue): Handle
10217 GENERATE_MIPS16E_SAVE_RESTORE.
10218 * config/mips/mips.md (*mips16e_save_restore): New pattern.
10220 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
10222 PR tree-optimization/31966
10223 PR tree-optimization/32533
10224 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
10225 "basic_block" description as its third argument. Update function
10226 calls to get destination bb from "edge" argument. Save "cond" into
10227 aux field of the edge. Update prototype for changed arguments.
10228 (if_convertible_loop_p): Clear aux field of incoming edges if bb
10230 (find_phi_replacement_condition): Operate on incoming edges, not
10231 on predecessor blocks. If there is a condition saved in the
10232 incoming edge aux field, AND it with incoming bb predicate.
10233 Return source bb of the first edge.
10234 (clean_predicate_lists): Clean aux field of outgoing node edges.
10235 (tree_if_conversion): Do not initialize cond variable. Move
10236 variable declaration into the loop.
10237 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
10238 initializations of new_stmt, arg0 and arg1 variables.
10240 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10242 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
10243 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
10245 2007-07-02 Richard Guenther <rguenther@suse.de>
10247 * tree-ssa.c (useless_type_conversion_p): Document
10248 future intent as defining the middle-end type system.
10249 Re-structure to call langhook last, group by type class,
10250 mark questionable parts.
10252 2007-07-02 Richard Guenther <rguenther@suse.de>
10254 * tree-flow.h (types_compatible_p): Declare.
10255 * tree-ssa.c (types_compatible_p): New function.
10256 * ipa-type-escape.c (discover_unique_type): Use
10257 types_compatible_p instead of lang_hooks.types_compatible_p.
10258 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
10259 * tree-vn.c (expressions_equal_p): Likewise.
10260 * tree.c (fields_compatible_p): Likewise.
10261 * tree-ssa-dom.c (avail_expr_eq): Likewise.
10262 (cprop_operand): Use useless_type_conversion_p instead of
10263 lang_hooks.types_compatible_p.
10264 * tree-inline.c (setup_one_parameter): Likewise.
10265 (declare_return_variable): Likewise.
10266 * tree-nrv.c (tree_nrv): Likewise.
10267 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
10268 (maybe_fold_offset_to_component_ref): Likewise.
10269 (maybe_fold_offset_to_reference): Likewise.
10270 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10271 (merge_alias_info): Likewise.
10272 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10273 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
10274 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
10275 * tree-tailcall.c (find_tail_calls): Likewise.
10276 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
10277 * gimplify.c (canonicalize_addr_expr): Likewise.
10278 (fold_indirect_ref_rhs): Likewise.
10279 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
10280 (cpt_same_type): Likewise.
10281 (check_pointer_types_r): Swap parameters to cpt_same_type
10283 * fold-const.c (fold_convert): Revert fix for PR15988.
10284 * tree-inline.c (setup_one_parameter): Instead fix it here by
10285 using fold_build1 instead of fold_convert and checking for
10286 error_mark_node. Convert only if the conversion is necessary.
10288 2007-07-02 Joseph Myers <joseph@codesourcery.com>
10290 * configure.ac: Check for .gnu_attribute on Power.
10291 * configure: Regenerate.
10292 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
10293 attribute for floating-point ABI.
10295 2007-07-02 Ira Rosen <irar@il.ibm.com>
10297 PR tree-optimization/32230
10298 PR tree-optimization/32477
10299 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
10300 address is a constant.
10302 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10304 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
10305 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
10306 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
10307 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
10308 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
10309 64-bit targets. Add support for *-elfoabi*.
10310 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
10311 different settings if $(tm_defines) does not select the EABI.
10312 (MULTILIB_EXCLUSIONS): Define in those circumstances.
10313 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
10314 (MIPS_ARCH_OPTION_SPEC): Likewise.
10315 (MIPS_ISA_LEVEL_SPEC): Likewise.
10316 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
10317 * config/mips/elfoabi.h: New file.
10319 2007-07-02 Richard Guenther <rguenther@suse.de>
10321 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
10322 (useless_type_conversion_p): ... this.
10323 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
10324 (useless_type_conversion_p): ... this.
10325 * builtins.c (fold_builtin_memory_op): Rename
10326 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
10327 * tree-cfg.c (verify_expr): Likewise.
10328 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
10329 * tree-ssa-ccp.c (ccp_fold): Likewise.
10330 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10331 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
10332 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10333 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
10334 * tree-ssa-pre.c (eliminate): Likewise.
10335 * tree-ssa.c (delete_tree_ssa): Likewise.
10336 (tree_ssa_useless_type_conversion): Likewise.
10337 * tree.c (build2_stat): Likewise.
10339 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10341 Fix PR tree-optimization/32571
10342 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
10345 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10347 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
10348 and other expected operations explicitly, change default to
10351 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10353 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
10355 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
10356 (tls_load_dot_plus_eight): Move the label number into the unspec.
10357 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
10359 2007-07-01 Andreas Schwab <schwab@suse.de>
10361 * dwarf2out.c (initial_return_save): Define only if used.
10363 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
10365 Unreverting Richard's Revert of:
10367 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10369 * dce.c (deletable_insn_p_1): New function, split out from...
10370 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10371 specially, not those inside PARALLELs. Remove BODY argument
10372 and adjust recursive call accordingly.
10373 (prescan_insns_for_dce): Update call to delete_insn_p.
10375 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
10376 Revital Eres <eres@il.ibm.com>
10378 * ddg.c (create_ddg_all_sccs): Fix missed
10379 initialization of scc_nodes.
10381 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
10383 PR middle-end/32559
10384 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
10385 X + ~X to 1 only for INTEGRAL_TYPE_P type.
10387 2007-06-30 Joseph Myers <joseph@codesourcery.com>
10389 * configure.ac: Check for .gnu_attribute on MIPS.
10390 * configure, config.in: Regenerate.
10391 * config/mips/mips.c (mips_file_start): If supported, output
10392 attribute for floating-point ABI.
10394 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
10397 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
10398 (ffs_cmove): New expander to expand using ctz pattern.
10399 (*ffs_cmove): Remove pattern.
10400 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
10401 (ffsdi2): Expand using ctz pattern.
10402 (*ffs_rex64): Remove pattern.
10404 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10406 PR rtl-optimization/32296
10407 * pa.md (return): Delete pattern.
10408 (return_internal): Remove "(const_int 1)" from pattern.
10409 (epilogue): Use return_internal pattern for trivial returns.
10410 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
10411 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
10413 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10415 * tree-ssa-pre.c (is_exception_related): New function
10416 (can_value_number_operation): Use it.
10418 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10420 Fix PR tree-optimization/32540
10421 Fix PR tree-optimization/31651
10423 * tree-ssa-sccvn.c: New file.
10425 * tree-ssa-sccvn.h: Ditto.
10427 * tree-vn.c: Include tree-ssa-sccvn.h
10428 (val_expr_paid_d): Removed.
10429 (value_table): Ditto.
10430 (vn_compute): Ditto.
10431 (val_expr_pair_hash): Ditto.
10432 (val_expr_pair_expr_eq): Ditto.
10433 (copy_vuses_from_stmt): Ditto.
10434 (vn_delete): Ditto.
10436 (shared_vuses_from_stmt): Ditto.
10437 (print_creation_to_file): Moved up.
10438 (sort_vuses): Ditto.
10439 (sort_vuses_heap): Ditto.
10440 (set_value_handle): Make non-static.
10441 (make_value_handle): Ditto.
10442 (vn_add): Rewritten to use sccvn lookups.
10443 (vn_add_with_vuses): Ditto.
10444 (vn_lookup): Ditto (and second argument removed).
10445 (vn_lookup_with_vuses): Ditto.
10446 (vn_lookup_or_add): Ditto (and second argument removed);
10447 (vn_lookup_or_add_with_vuses): Ditto.
10448 (vn_lookup_with_stmt): New.
10449 (vn_lookup_or_add_with_stmt): Ditto.
10450 (create_value_handle_for_expr): Ditto.
10452 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
10453 (seen_during_translate): New function.
10454 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
10455 (phi_trans_add): Ditto.
10456 (constant_expr_p): FIELD_DECL is always constant.
10457 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
10458 Use constant_expr_p.
10459 Avoid infinite recursion on mutually valued expressions.
10460 Change callers of vn_lookup_or_add.
10461 (phi_translate): New function.
10462 (compute_antic_safe): Allow phi nodes.
10463 (create_component_ref_by_pieces): Update for FIELD_DECL change.
10464 (find_or_generate_expression): Rewrite slightly.
10465 (create_expression_by_pieces): Updated for vn_lookup_or_add
10467 Update VN_INFO for new names.
10468 (insert_into_preds_of_block): Update for new names.
10469 (add_to_exp_gen): New function.
10470 (add_to_sets): Use vn_lookup_or_add_with_stmt.
10471 (find_existing_value_expr): Rewrite to changed vn_lookup.
10472 (create_value_expr_from): Ditto, and use add_to_exp_gen.
10473 (try_look_through_load): Removed.
10474 (try_combine_conversion): Ditto.
10475 (get_sccvn_value): New function.
10476 (make_values_for_phi): Ditto.
10477 (make_values_for_stmt): Ditto.
10478 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
10480 (init_pre): Update for SCCVN changes.
10482 (execute_pre): Ditto.
10484 * tree-flow.h (make_value_handle): Declare.
10485 (set_value_handle): Ditto.
10486 (sort_vuses_heap): Ditto.
10487 (vn_lookup_or_add_with_stmt): Ditto.
10488 (vn_lookup_with_stmt): Ditto.
10489 (vn_compute): Remove.
10491 (vn_delete): Ditto.
10492 (vn_lookup): Update arguments.
10494 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
10495 (tree-vn.o): Ditto.
10496 (tree-ssa-sccvn.o): New.
10497 (OBJS-common): Add tree-ssa-sccvn.o
10499 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10502 * c-typeck.c (build_external_ref): Don't mark as used if called
10504 * calls.c (rtx_for_function_call): Likewise.
10506 2007-06-30 Richard Sandiford <richard@codesourcery.com>
10510 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10512 * dce.c (deletable_insn_p_1): New function, split out from...
10513 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10514 specially, not those inside PARALLELs. Remove BODY argument
10515 and adjust recursive call accordingly.
10516 (prescan_insns_for_dce): Update call to delete_insn_p.
10518 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
10520 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
10521 (try_combine): Move potential calls to undo_all() so they happen
10522 before we commit to using the combined insns.
10524 2006-06-30 Jan Hubicka <jh@suse.cz>
10526 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
10529 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
10531 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
10532 (cgraph_remove_unreachable_nodes): Likewise.
10533 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
10534 * ipa-inline.c (update_caller_keys): Cast according to the coding
10536 (cgraph_decide_recursive_inlining): Likewise.
10537 (cgraph_decide_inlining_of_small_function): Likewise.
10538 (try_inline): Likewise.
10539 (cgraph_decide_inlining_incrementally): Likewise.
10540 * ipa-pure-const.c (get_function_state): Likewise.
10541 (scan_function): Likewise.
10542 (analyze_function): Likewise.
10543 (static_execute): Likewise.
10544 * ipa-reference.c (scan_for_static_refs): Likewise.
10545 (merge_callee_local_info): Likewise.
10546 (analyze_function): Use type safe memory macros.
10547 (static_execute): Likewise. Cast according to the coding conventions.
10548 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
10550 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
10552 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
10553 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
10556 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
10558 PR middle-end/30024
10559 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
10560 for complex modes (both int and real).
10562 2007-06-29 Jan Hubicka <jh@suse.cz>
10564 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
10566 2007-06-29 Jan Hubicka <jh@suse.cz>
10568 PR middle-end/32372
10569 * cse.c (cse_insn): Avoid invalid sharing in between register note and
10572 2007-06-29 Anatoly Sokolov <aesok@post.ru>
10575 * config/avr/avr.c: Include dataflow header file.
10576 (expand_prologue): Adjust for prologue insn change.
10577 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
10580 2007-06-29 Richard Guenther <rguenther@suse.de>
10582 PR middle-end/32493
10583 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
10584 during type verification.
10586 2007-06-29 Jan Hubicka <jh@suse.cz>
10588 * recog.c (validate_change_rtx_1): Unshare TO argument.
10590 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
10592 PR tree-optimization/24659
10593 * tree-vect-transform.c (vectorizable_call): Handle
10594 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10596 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
10597 * config/i386/i386.c (enum ix86_builtins)
10598 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
10599 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
10601 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
10602 const using def_builtin_const.
10603 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
10604 input operands in the same modes as the result.
10605 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
10607 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
10609 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
10610 (df_set_dead_notes_for_mw): Likewise.
10612 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
10614 * c-common.c (pointer_int_sum): Do the negation in sizetype.
10616 2007-06-28 DJ Delorie <dj@redhat.com>
10618 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
10620 2007-06-28 Geoffrey Keating <geoffk@apple.com>
10622 * doc/invoke.texi (C++ Dialect Options): Document
10623 fvisibility-ms-compat.
10624 * c.opt (fvisibility-ms-compat): New.
10626 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10629 * tree-affine.c (aff_combination_add_elt): Handle
10630 pointer addition specially.
10632 2007-06-28 Jakub Jelinek <jakub@redhat.com>
10634 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
10635 decl is non-external for AIX ABI.
10637 2007-06-28 David Edelsohn <edelsohn@gnu.org>
10639 * config/rs6000/predicates.md (current_file_function_operand):
10640 Ensure the symbol is non-external for AIX ABI.
10642 2007-06-28 Nick Clifton <nickc@redhat.com>
10644 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
10645 (fdce, fdse, fpredictive-commoning): Likewise.
10647 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10650 * gcc.c (process_command): Recognize the new -static-libgfortran
10653 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
10656 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
10657 Use a call clobbered hard reg instead of a pseudo reg.
10659 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
10661 * config/sh/sh.md (load_gbr): Use correct operand constraint.
10663 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
10666 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
10667 REG_LIBCALL and REG_RETVAL notes.
10668 (divsi3, mulsi3): Likewise.
10669 (mulhisi3): Likewise. Use emit_libcall_block.
10670 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
10672 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
10674 PR rtl-optimization/32481
10675 * combine.c (adjust_for_new_dest): Rescan the changed insn.
10677 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10679 * dce.c (deletable_insn_p_1): New function, split out from...
10680 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10681 specially, not those inside PARALLELs. Remove BODY argument
10682 and adjust recursive call accordingly.
10683 (prescan_insns_for_dce): Update call to delete_insn_p.
10685 2007-06-27 Richard Guenther <rguenther@suse.de>
10687 PR middle-end/32492
10688 * tree.h (fold_convertible_p): Declare.
10689 * fold-const.c (fold_convertible_p): New function.
10690 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
10691 instead of lang_hooks.types_compatible_p.
10693 2007-06-26 Jan Hubicka <jh@suse.cz>
10695 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
10696 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
10697 early use validate_unshare_change.
10698 (reload_combine): Likewise.
10699 * recog.c (change_t): New field unshare.
10700 (validate_change_1): Rename from validate_change; add argument unshare.
10701 (validate_change): Turn into wrapper of validate_change_1; update
10702 prototype for bools.
10703 (validate_unshare_change): New.
10704 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
10705 calls of df_insn_rescan.
10706 * recog.h (validate_change): Replace ints by bools.
10707 (validate_unshare_change): Declare.
10709 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10711 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
10713 2007-06-26 Steve Ellcey <sje@cup.hp.com>
10715 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
10717 2007-06-25 Jan Hubicka <jh@suse.cz>
10719 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
10721 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
10722 cgraph_decide_inlining_incrementally): Move uninlinability checks to
10723 places other call site specific checks are performed.
10725 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10728 * tree-vect-transform.c (vectorizable_operation): Convert
10729 POINTER_PLUS_EXPR over to PLUS_EXPR.
10731 2007-06-25 Chao-ying Fu <fu@mips.com>
10733 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
10734 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
10735 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
10736 Document GET_MODE_IBIT, and GET_MODE_FBIT.
10738 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
10739 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10740 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
10741 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
10742 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
10743 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
10744 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
10745 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
10746 ALL_FIXED_POINT_MODE_P): New define.
10747 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10749 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
10751 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
10752 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10753 MODE_VECTOR_UACCUM): New mode classes.
10755 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
10756 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
10757 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
10760 * genmodes.c (struct mode_data): Add ibit and fbit fields.
10761 (blank_mode): Initialize ibit and fbit.
10762 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
10763 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10765 (new_adjust): Change required_class to required_class_from and
10766 required_class_to for testing within a range.
10767 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10768 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10769 MODE_VECTOR_UACCUM.
10770 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
10771 (make_fixed_point_mode): New.
10772 (_ADD_ADJUST): Change C to C1 and C2.
10773 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
10774 use a range for machine classes.
10775 (ADJUST_IBIT, ADJUST_FBIT): New.
10776 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
10778 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
10779 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10780 Emit adjustment for ibit and fbit.
10781 (emit_mode_ibit, emit_mode_fbit): New.
10782 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
10784 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
10786 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
10787 as the source of the set.
10789 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
10791 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
10792 FP_REGNO_P): Use IN_RANGE.
10793 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
10794 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
10795 (DATA_REG_P): Use DATA_REGNO_P.
10796 (FP_REG_P): Use FP_REGNO_P.
10797 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
10798 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
10799 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
10801 2007-06-24 Jan Hubicka <jh@suse.cz>
10803 PR middle-end/30563
10804 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
10806 2007-06-24 Sebastian Pop <sebpop@gmail.com>
10808 PR middle-end/32461
10809 * fold-const.c (fold_binary): Strip nops of operand 0
10810 of BIT_NOT_EXPR before calling operand_equal_p.
10811 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
10812 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
10814 2007-06-23 Mark Mitchell <mark@codesourcery.com>
10816 * doc/extend.texi: Document that dllimport and dllexport imply
10817 default visibility.
10818 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
10819 imported or exported declaration, including type declarations.
10820 * c-common.c (handle_visibility_attribute): Check for conflicts
10821 with dllimport/dllexport.
10822 (c_determine_visibility): Handle dllimport/dllexport as an
10823 explicit visibility atttribute.
10825 2007-06-23 Richard Guenther <rguenther@suse.de>
10827 PR tree-optimization/16876
10828 PR middle-end/29478
10829 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
10831 * tree-inline.c (initialize_inlined_parameters): Do not call
10832 lang_hooks.tree_inlining.convert_parm_for_inlining.
10833 * cgraphbuild.c (initialize_inline_failed): Set inline failed
10834 reason for mismatched types.
10835 * gimplify.c (gimplify_call_expr): Verify the call expression
10836 arguments match the called function type signature. Otherwise
10837 mark the call expression to be not considered for inlining
10838 using CALL_CANNOT_INLINE_P flag.
10839 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
10840 edges call expression.
10841 (cgraph_decide_inlining_of_small_function): Likewise.
10842 (cgraph_decide_inlining): Likewise.
10843 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
10845 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
10846 * c-typeck.c (c_convert_parm_for_inlining): Remove.
10847 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
10848 Remove declaration.
10849 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
10850 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
10852 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
10853 convert_parm_for_inlining member.
10855 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
10858 * arm.md (negscc): Match the correct operand for optimized LT0 test.
10859 Remove optimization for GT.
10861 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
10863 PR middle-end/32437
10864 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
10866 (prescan_insns_for_dce): Add extra parameter.
10868 2007-06-23 Jan Hubicka <jh@suse.cz>
10870 PR middle-end/31541
10871 * gimplify.c (mark_addressable): New function.
10872 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
10874 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10876 PR middle-end/32374
10877 * expr.c (store_constructor): Do not clobber non-zeroed memory.
10879 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10882 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
10883 moves between MMX/SSE registers to at least 8 units to prevent
10884 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
10886 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10888 * config/i386/i386.c (override_options): Correct x86_sahf
10891 2007-06-21 David Daney <ddaney@avtrex.com>
10894 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
10895 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
10896 (exception_receiver): Renamed to ...
10897 (nonlocal_goto_receiver): ... this.
10899 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
10901 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
10902 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
10903 partial register accesses.
10905 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
10907 * fold-const.c (debug_fold_checksum): Move it under
10908 ENABLE_FOLD_CHECKING.
10910 2007-06-21 Sebastian Pop <sebpop@gmail.com>
10912 PR middle-end/20623
10913 * tree.h (debug_fold_checksum): Declared.
10914 * fold-const.c (build_fold_addr_expr_with_type_1): New.
10915 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
10916 build_fold_addr_expr_with_type_1.
10917 (fold_addr_expr, debug_fold_checksum): New.
10918 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
10919 (fold_unary, fold_comparison, split_address_to_core_and_offset):
10920 Use fold_addr_expr.
10922 2007-06-21 Sebastian Pop <sebpop@gmail.com>
10924 PR tree-optimization/19590
10925 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
10926 of scev is a constant.
10928 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
10930 * df-problems.c (df_note_bb_compute): Made computation of live
10931 info consistent with df_lr.
10933 2007-06-21 Richard Guenther <rguenther@suse.de>
10935 PR tree-optimization/32453
10936 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
10937 for pointer anti-range.
10939 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
10941 * config/i386/i386.c (processor_target_table): Increase maximum
10942 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
10945 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
10946 byte alignment if > 8 byte alignment is preferred.
10947 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
10949 2007-06-21 Jakub Jelinek <jakub@redhat.com>
10951 PR tree-optimization/31866
10952 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
10953 if ASM_EXPR's input is not a SSA_NAME.
10955 PR middle-end/32362
10956 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
10957 but decl is a global var, instead return decl.
10958 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
10959 even for is_global_var decls, if they are private in some outer
10962 2007-06-21 Richard Guenther <rguenther@suse.de>
10964 PR tree-optimization/32451
10965 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
10967 2007-06-21 Christian Bruel <christian.bruel@st.com>
10969 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
10970 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
10971 (push_regs): Changed saving order or banked registers.
10972 (sh_expand_epilogue): Likewise.
10973 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
10974 (FIRST_BANKED_REG): Likewise.
10975 (LAST_BANKED_REG): Likewise.
10976 * config/sh/sh.md (banked) New attribute.
10977 (in_delay_slot): Check banked attribute.
10979 2007-06-20 Sebastian Pop <sebpop@gmail.com>
10981 PR tree-optimization/32075
10982 * tree-data-ref.c (subscript_dependence_tester_1,
10983 analyze_miv_subscript, analyze_overlapping_iterations,
10984 add_distance_for_zero_overlaps, build_classic_dist_vector,
10985 subscript_dependence_tester_1, analyze_overlapping_iterations,
10986 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
10987 compute_affine_dependence, compute_all_dependences): Pass loop_nest
10988 to evolution_function_is_affine_multivariate_p.
10990 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10992 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
10994 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
10997 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
10999 * config/m32c/prologue.md (epilogue_exitd_16): New.
11000 (epilogue_reit_16): New.
11001 (epilogue_exitd): Rename to epilogue_exitd_24.
11002 (epilogue_reit): Rename to epilogue_reit_24.
11004 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11005 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11007 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11009 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11010 if dbg_cnt (sched_insn) reaches the limit.
11011 (choose_ready): New parameter INSN_PTR and new return value.
11012 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11013 the new return value from choose_ready.
11014 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11015 (rest_of_handle_global_alloc): New global_alloc_at_func.
11017 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11019 PR tree-optimization/25737
11020 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11021 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11022 * tree-flow.h (struct fieldoff): Add new field alias_set.
11023 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11024 argument addressable_type. Set alias_set of fieldoff.
11025 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11026 (create_overlap_variables_for): Pass alias_set from fieldoff to
11028 * alias.c (get_alias_set): Use alias_set from SFT if set.
11030 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11032 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11033 of a variable as an unsigned HOST_WIDE_INT integer.
11035 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11037 PR rtl-optimization/32405
11038 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
11040 2007-06-20 Jakub Jelinek <jakub@redhat.com>
11042 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
11044 PR middle-end/31959
11045 * builtins.c: Include diagnostic.h.
11046 (expand_builtin_expect): Make gcc_assert more permissive.
11047 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
11049 PR inline-asm/32109
11050 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
11053 PR middle-end/32285
11054 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
11055 if ACCUMULATE_OUTGOING_ARGS.
11057 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11059 * config/m68hc11/m68hc11.c: Include dataflow header file.
11060 (m68hc11_reorg): Port to dataflow.
11062 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11064 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
11065 (struct df_problem.free_blocks_on_set_blocks): New field.
11066 (struct dataflow.optional_p): New field.
11067 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11068 (df_live_set_all_dirty): New function.
11069 * df-scan.c (df_scan_alloc): Initialize optional_p.
11070 (problem_SCAN): Initialize free_blocks_on_set_blocks.
11071 * df-core.c (df_set_blocks): Removed use of
11072 DF_FIRST_OPTIONAL_PROBLEM. Now uses
11073 df_problem.free_blocks_on_set_blocks to determine which blocks are
11075 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
11076 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
11077 uses dataflow.optional_p to determine if problem should be
11079 (rest_of_handle_df_initialize): Only start live problem if
11081 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11082 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
11083 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
11084 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
11085 problem_NOTE): Initialize free_blocks_on_set_blocks.
11086 (df_lr_bb_local_compute): Recompute luids if df_live problem is
11088 (df_live_set_all_dirty, df_note_alloc): New function.
11089 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
11091 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
11092 * postreload.c (reload_combine): Ditto.
11093 * cse.c (cse_extended_basic_block): Ditto.
11094 * regmove.c (mark_flags_life_zones): Ditto.
11095 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
11096 erase_matching_seqs): Ditto.
11097 * bt-load.c (compute_defs_uses_and_gen): Ditto.
11098 * integrate (allocate_initial_values): Ditto.
11099 * combine.c (reg_dead_at_p): Ditto.
11100 * resource.c (mark_target_live_regs): Ditto.
11101 * sched-rgn.c (check_live_1, update_live_1): Ditto.
11102 * config/sh/sh.c (find_r0_life_regions): Ditto.
11103 * global.c (rest_of_handle_global_alloc): Only add back df_live
11105 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11106 df_live for -O > 1.
11107 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11109 (if_convert): Make sure df_live is there at -O == 1.
11110 (pass_if_after_combine): Cleanup flags.
11111 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11112 is there at -O == 1.
11114 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11116 * config/arm/arm.c (arm_get_frame_offsets): Set
11117 offsets->locals_base to avoid negative stack size.
11118 (thumb1_expand_prologue): Assert on negative stack size.
11120 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11122 PR tree-optimization/32367
11123 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11124 of the chrec has no evolution in that loop.
11125 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
11127 2007-06-19 Bob Wilson <bob.wilson@acm.org>
11129 * config/xtensa/xtensa.c: Include "df.h".
11130 (xtensa_builtin_saveregs): Use adjust_address instead of
11132 (xtensa_va_start): Invoke make_tree with sizetype for
11133 expand_builtin_saveregs and then convert the result to a pointer.
11134 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
11135 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
11136 Subtract argument size from index value as integers and then use
11137 POINTER_PLUS_EXPR to add the result to the array address.
11139 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11142 * config/m32c/m32c.c: Include dataflow header file.
11143 (m32c_emit_prologue): Adjust for prologue insn change.
11144 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
11145 once inside a PARALLEL. Assume frame size passed in operand 0
11146 includes space to save the fb register.
11147 (prologue_enter_24): Likewise.
11148 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
11150 2007-06-19 David Daney <ddaney@avtrex.com
11153 * config/mips/mips.md (cprestore): Mark $gp as used.
11155 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11158 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
11159 (frv_ifcvt_modify_insn): Likewise.
11161 2007-06-19 Richard Guenther <rguenther@suse.de>
11163 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
11164 only handle positive offsets that fit in a HOST_WIDE_INT.
11166 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
11168 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
11169 result of rsqrt insn for zero input argument to avoid NaN.
11171 2007-06-19 Richard Guenther <rguenther@suse.de>
11173 PR middle-end/31950
11174 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
11176 2007-06-19 Jakub Jelinek <jakub@redhat.com>
11178 PR tree-optimization/32353
11179 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
11181 2007-06-19 Nick Clifton <nickc@redhat.com>
11183 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
11185 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11188 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
11189 * config/i386/i386.c (assign_386_stack_local): Assert that
11190 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
11191 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
11192 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
11193 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
11195 2007-06-18 Steve Ellcey <sje@cup.hp.com>
11197 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
11199 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
11201 PR rtl-optimization/32321
11202 * gcse.c (replace_store_insn): Update the note before
11203 calling emit_insn_after.
11205 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11207 PR middle-end/32355
11208 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
11210 * df-problems.c (df_note_bb_compute): Fix dumping info.
11212 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
11214 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
11215 insn with emit_jump_insn.
11217 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11219 PR tree-optimization/32383
11220 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
11221 * targhooks.h (default_builtin_reciprocal): Update prototype.
11222 * target.h (struct gcc_target): Update builtin_reciprocal.
11223 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
11224 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
11225 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
11226 when fndecl is in BUILT_IN_MD class.
11227 (execute_convert_to_rsqrt): Ditto.
11229 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
11230 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
11231 Convert BUILT_IN_SQRTF code only when md_fn is false.
11233 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
11235 * bt-load.c (move_btr_def): Fix the order of arguments
11236 to validate_replace_rtx.
11238 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
11240 * config/m68k/m68k-devices.def: Add 54450..54455.
11242 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
11244 PR rtl-optimization/32366
11245 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
11246 FLOAT_EXTEND]: Prevent non-scalar modes from entering
11249 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11251 PR middle-end/32349
11252 * modulo-sched (generate_reg_moves): Added rescan parameter and if
11253 this is true, rescan insn being modified.
11254 (sms_schedule): Added rescan parameter.
11255 (rest_of_handle_sms): Moved freeing of dominance info to before
11256 getting out of cfg_layout.
11258 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
11260 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
11261 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
11264 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
11265 FL_CF_EMAC from the entry for isac.
11267 * config/m68k/predicates.md (const_call_operand): Adjust comment.
11268 (const_sibcall_operand): New.
11269 (sibcall_operand): Use it.
11270 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
11271 (m68k_isas): ISAC does not imply FPU or EMAC.
11272 (override_options): Add ISA_C logic for symbolic jump & call.
11274 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11276 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
11277 return mode from the builtin itself.
11278 (sparc_fold_builtin): Fix cast of zero constant.
11280 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11282 * targhooks.c (default_builtin_reciprocal): New default target hook.
11283 * targhooks.h (default_builtin_reciprocal): Add prototype.
11284 * hooks.c (hook_tree_tree_bool_null): Remove hook.
11285 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
11286 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
11287 default_builtin_reciprocal.
11289 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11291 PR middle-end/31723
11292 * hooks.c (hook_tree_tree_bool_null): New hook.
11293 * hooks.h (hook_tree_tree_bool_null): Add prototype.
11294 * tree-pass.h (pass_convert_to_rsqrt): Declare.
11295 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
11296 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
11297 and convert it to reciprocal a*rfunc(b).
11298 (execute_convert_to_rsqrt): New function.
11299 (gate_convert_to_rsqrt): New function.
11300 (pass_convert_to_rsqrt): New pass definition.
11301 * target.h (struct gcc_target): Add builtin_reciprocal.
11302 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
11303 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
11304 TARGET_BUILTIN_RECIPROCAL.
11305 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
11307 * config/i386/i386.h (TARGET_RECIP): New define.
11308 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
11309 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11310 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11311 and not optimizing for size.
11312 (*rcpsf2_sse): New insn pattern.
11313 (*rsqrtsf2_sse): Ditto.
11314 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
11315 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11316 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11317 and not optimizing for size.
11318 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
11319 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11320 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11321 and not optimizing for size.
11322 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
11323 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11324 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11325 and not optimizing for size.
11326 (*sse_rsqrtv4sf2): Do not export.
11327 (sqrtv4sf2): Ditto.
11328 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
11329 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11330 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11331 and not optimizing for size.
11332 (sqrtv4sf2): Ditto.
11333 * config/i386/i386.opt (mrecip): New option.
11334 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
11335 (ix86_emit_swsqrtsf): Ditto.
11336 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
11337 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
11338 builtin definition.
11339 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
11340 ix86_expand_unop1_builtin.
11341 (ix86_emit_swdivsf): New function.
11342 (ix86_emit_swsqrtsf): Ditto.
11343 (ix86_builtin_reciprocal): New function.
11344 (TARGET_BUILTIN_RECIPROCAL): Use it.
11345 (ix86_vectorize_builtin_conversion): Rename from
11346 ix86_builtin_conversion.
11347 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
11348 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
11349 "i386 and x86_64 Options" section.
11350 (Intel 386 and AMD x86_64 Options): Document -mrecip.
11352 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11353 Zdenek Dvorak <dvorakz@suse.cz>
11354 Richard Guenther <rguenther@suse.de>
11355 Kaz Kojima <kkojima@gcc.gnu.org>
11357 * tree-vrp.c (compare_values_warnv): Convert val2 to
11359 (extract_range_from_assert): Create
11360 POINTER_PLUS_EXPR for pointer types.
11361 (extract_range_from_binary_expr): Handle
11362 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
11364 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
11365 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
11366 POINTER_PLUS_EXPR as PLUS_EXPR.
11367 (number_of_iterations_lt_to_ne):
11368 For pointer types, use sizetype when
11369 creating MINUS_EXPR/PLUS_EXPRs.
11370 (assert_loop_rolls_lt): For pointer types, use sizetype when
11371 creating MINUS_EXPR/PLUS_EXPRs.
11372 (number_of_iterations_le): Likewise.
11373 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
11374 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
11375 like PLUS_EXPR and MINUS_EXPR.
11376 * tree-pretty-print.c (dump_generic_node): Handle
11378 (op_prio): Likewise.
11379 (op_symbol_1): Likewise.
11380 * optabs.c (optab_for_tree_code): Likewise.
11381 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
11383 * tree-tailcall.c (process_assignment): Mention
11384 POINTER_PLUS_EXPR in a TODO comment.
11385 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
11386 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
11387 not used with a pointer and an integer type.
11388 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
11389 increment using chrec_convert_rhs instead of chrec_convert.
11390 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
11391 PLUS_EXPR except for the right hand side's type will be
11393 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
11394 (fold_used_pointer_cast): Kill.
11395 (pointer_offset_p): Kill.
11396 (fold_used_pointer): Kill.
11397 (pointer_used_p): Kill.
11398 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
11399 call fold_used_pointer.
11400 (instantiate_parameters_1): Convert the increment
11401 using chrec_convert_rhs instead of chrec_convert.
11402 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
11403 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
11404 instead of PLUS_EXPR.
11405 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
11406 PLUS_EXPR for pointers.
11407 (std_gimplify_va_arg_expr): Likewise.
11408 (fold_builtin_memory_op): Likewise.
11409 (fold_builtin_strstr): Likewise.
11410 (fold_builtin_strchr): Likewise.
11411 (fold_builtin_strrchr): Likewise.
11412 (fold_builtin_strpbrk): Likewise.
11413 (expand_builtin_memory_chk): Likewise.
11414 (fold_builtin_memory_chk): Likewise.
11415 (std_expand_builtin_va_start): Use
11416 sizetype for the call to make_tree and then convert
11417 to the pointer type.
11418 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
11419 instead of PLUS_EXPR for adding to a pointer.
11420 (std_gimplify_va_arg_expr): Use fold_build2 for
11421 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
11422 the operands to sizetype first and then cast the BIT_AND_EXPR
11423 back to the pointer type.
11424 * fold-const.c (build_range_check): Handle pointer types
11426 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
11427 of PLUS_EXPR's. Make sure the offset is converted to
11429 (try_move_mult_to_index): Strip the NOPs from the offset.
11430 Remove code argument and replace all uses with PLUS_EXPR.
11431 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
11432 specially. Don't use a pointer type for MINUS_EXPR.
11433 (fold_unary): Handle for (T1)(X op Y),
11434 only p+ as that is the only as that can be handled for
11435 binary operators now.
11436 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
11438 <case PLUS_EXPR>: Add folding of PTR+INT into
11440 Don't call try_move_mult_to_index.
11441 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
11442 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
11443 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
11444 Don't call try_move_mult_to_index.
11445 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
11446 (tree_expr_nonzero_p): Likewise.
11447 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
11448 of PLUS_EXPR for the complex expression folding.
11449 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
11450 first chrec is a pointer type, then the second should
11451 be sizetype and not the first's type.
11452 For POINTER_PLUS_EXPR, use a different right hand side type.
11453 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11454 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
11455 different right hand side type.
11456 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11457 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
11458 instead of PLUS_EXPR.
11459 When either operand is zero, convert the other operand.
11460 (chrec_apply): Use chrec_convert_rhs
11461 on the argument x instead of chrec_convert.
11462 (reset_evolution_in_loop): For pointer types, the new_evol
11463 should be sizetype.
11464 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
11465 different right hand side type.
11466 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11467 (chrec_convert_rhs): New function.
11468 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
11469 different right hand side type.
11470 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11471 * tree-chrec.h (chrec_convert_rhs): New prototype.
11472 (build_polynomial_chrec): For pointer types, the right hand
11473 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
11474 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
11475 Remove subtraction case as it is always addition now.
11476 Make sure the offset is converted to sizetype.
11477 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
11478 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
11479 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
11480 PLUS_EXPR in pointer type.
11481 Handle POINTER_PLUS_EXPR.
11482 (tree_to_aff_combination): Likewise.
11483 (force_expr_to_var_cost): Likewise.
11484 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
11485 instead of PLUS_EXPR for pointers.
11486 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
11487 instead of PLUS_EXPR of pointer types.
11488 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
11490 (check_va_list_escapes): Likewise.
11491 (check_all_va_list_escapes): Likewise.
11492 * dwarf2out.c (loc_descriptor_from_tree_1):
11493 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
11494 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
11495 (string_constant): Likewise.
11496 * tree-ssa-address.c (tree_mem_ref_addr): When adding
11497 the offset to the base, use POINTER_PLUS_EXPR.
11498 (add_to_parts): Convert the index to sizetype.
11499 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
11500 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
11501 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
11502 Offset only holds something for PLUS_EXPR.
11503 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
11505 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
11507 (analyze_accesses_for_modify_stmt): Likewise.
11508 Remove comment about the type being integral type as it is
11510 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
11512 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
11514 Correct the type which the artimentic is done in (is now
11517 * tree-data-ref.c (split_constant_offset): Handle
11519 * tree-affine.c (tree_to_aff_combination): Likewise.
11520 * c-typeck.c (build_unary_op): For pointers create the increment
11521 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
11523 * gimplify.c (gimplify_self_mod_expr): Create a
11524 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11525 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
11526 * tree.def (POINTER_PLUS_EXPR): New tree code.
11527 * tree-predcom.c (ref_at_iteration): If we have a pointer
11528 type do the multiplication in sizetype.
11529 * tree-mudflap.c (mf_xform_derefs_1): Create a
11530 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11531 * tree-ssa-forwprop.c
11532 (forward_propagate_addr_into_variable_array_index):
11533 Don't expect there to be a cast for the index as that
11534 does not exist anymore.
11535 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
11536 instead of PLUS_EXPR.
11537 Don't check for the first operand of the POINTER_PLUS_EXPR
11538 was the index as it cannot be.
11539 Call forward_propagate_addr_into_variable_array_index with
11540 the SSA_NAME instead of the statement.
11541 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
11542 (compare_constant): Likewise.
11543 (copy_constant): Likewise.
11544 (compute_reloc_for_constant): Likewise.
11545 (output_addressed_constants): Likewise.
11546 (initializer_constant_valid_p): Likewise.
11547 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
11548 Convert the MIN/MAX of the inner type to the outer
11549 type before comparing them.
11550 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
11551 POINTER_PLUS_EXPR instead of PLUS_EXPR.
11552 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
11553 of PLUS_EXPR for pointers.
11554 * tree-inline.c (estimate_num_insns_1): Handle
11556 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
11557 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11558 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
11559 instead of PLUS_EXPR for the pointer increment statement.
11560 (vect_update_ivs_after_vectorizer): For pointer types, create
11561 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
11562 MULT_EXPR in sizetype.
11563 (vect_gen_niters_for_prolog_loop): Add a cast when creating
11565 * tree-object-size.c (plus_expr_object_size): Handle
11566 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
11567 code which is trying to figure out which side is a pointer and
11569 (check_for_plus_in_loops_1): Likewise.
11570 (check_for_plus_in_loops): Likewise.
11571 * c-common.c (pointer_int_sum): Create a
11572 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11573 * tree-ssa-structalias.c (handle_ptr_arith): Handle
11574 only POINTER_PLUS_EXPR. Removing all the extra
11575 code which is trying to figure out which side is a pointer and
11577 * tree-cfg.c (verify_expr): Add extra checking for pointers and
11578 PLUS_EXPR and MINUS_EXPR.
11579 Also add checking to make sure the operands of POINTER_PLUS_EXPR
11581 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
11582 with make_tree, instead of a pointer type.
11583 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
11584 for pointers instead of PLUS_EXPR.
11585 (s390_gimplify_va_arg): Likewise.
11586 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
11587 instead of PLUS_EXPR when doing addition on pointer
11588 types. Use sizetype for the second operand.
11589 (spu_gimplify_va_arg_expr): Likewise.
11590 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
11591 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
11592 a pointer. Don't create a BIT_AND_EXPR for pointer types.
11593 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
11594 for the pointer addition and also use size_int/sizetype
11596 (ix86_gimplify_va_arg): Likewise.
11597 Perform BIT_AND_EXPR on sizetype arguments.
11598 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
11599 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
11600 for the pointer additions and also use size_int for the offsets.
11601 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
11602 additions and also use size_int for the offsets. Perform
11603 BIT_AND_EXPR on sizetype arguments.
11604 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
11605 POINTER_PLUS_EXPR for pointers and create the
11606 BIT_AND_EXPR in sizetype.
11607 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
11608 instead of PLUS_EXPR for pointer addition.
11609 (rs6000_va_start): Likewise.
11610 Also use sizetype for the offset.
11611 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
11612 as PLUS_EXPR/MINUS_EXPR.
11613 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
11614 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
11615 Don't use BIT_AND_EXPR on a pointer type, convert the
11616 expression to sizetype first.
11617 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
11619 (mips_gimplify_va_arg_expr): Likewise.
11620 Don't create BIT_AND_EXPR in a pointer type.
11622 2007-06-15 Eric Christopher <echristo@apple.com>
11624 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
11625 (x86_64-*-darwin*): Ditto.
11626 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
11629 2007-06-15 Matthew Wilcox <matthew@wil.cx>
11631 * doc/extend.texi: Document behavior of __attribute__((aligned))
11634 2007-06-15 Mark Mitchell <mark@codesourcery.com>
11636 * rtlanal.c (note_stores): Improve documentation.
11638 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
11640 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
11641 LOCAL_LABEL_PREFIX): Delete.
11642 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
11643 (bfin_internal_label): Delete.
11645 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
11647 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
11648 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
11649 otherwise define to LIBGCC2_TF_CEXT.
11650 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
11651 (LIBGCC_TF_CEXT): Ditto.
11654 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
11656 PR rtl-optimization/32339
11657 * df-scan.c (df_uses_record): Don't modify flags but just add to
11658 it for df_ref_record.
11660 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
11662 * tree-mudflap.c: Fix whitespace issues.
11664 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
11666 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
11668 2007-06-14 Eric Christopher <echristo@apple.com>
11670 * config/i386/sse.md (movdi_to_sse): Rewrite body.
11671 (movv4sf): Use gcc_unreachable instead of abort.
11673 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
11676 * config/i386/sfp-machine.h (CMPtype): New define.
11677 (mach stubs): Use CMPtype instead of int as a return type.
11679 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
11681 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
11682 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
11683 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
11684 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
11685 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
11686 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
11687 config/soft-fp/soft-fp.h: Update from glibc CVS.
11689 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
11691 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
11693 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
11696 * config/v850/v850.c: Include dataflow header file.
11697 (substitute_ep_register): Fix typo.
11699 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
11701 * configure.ac: Fix earlier checkin.
11702 * configure: Regenerated.
11704 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
11706 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
11707 * aclocal.m4: Regenerate.
11708 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
11709 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
11710 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
11711 * configure: Regenerate.
11712 * Makefile.in (LOOSE_WARN): Subst loose_warn.
11714 * Makefile.in (quickstrap): Build libgcc too.
11716 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
11718 * configure.ac: Add --enable-checking=df. Explicitly mention that
11719 the variables are initialized as for "release".
11720 * df-core.c: Use it.
11721 * configure: Regenerate.
11722 * config.in: Regenerate.
11724 2007-06-14 Bob Wilson <bob.wilson@acm.org>
11726 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
11727 validate_replace_rtx instead of replace_rtx.
11728 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
11730 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
11732 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
11733 (DWARF2_UNWIND_INFO): Override default if configured with
11735 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
11736 (ENDFILE_SPEC): Add crtend.o.
11737 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
11738 (ENDFILE_SPEC): Add crtend.o.
11739 (TARGET_USE_JCR_SECTION): Define.
11740 (MD_UNWIND_SUPPORT): Define for 32-bit target.
11742 * config/i386/cygming-crtbegin.c: New file.
11743 * config/i386/cygming-crtend.c: New file.
11745 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
11747 * config/i386/w32-unwind.h: New file.
11749 2007-06-13 Eric Christopher <echristo@apple.com>
11751 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
11752 the user set a value below STACK_BOUNDARY.
11754 2007-06-13 Thiemo Seufer <ths@networkno.de>
11756 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
11757 imply -lpthread for -pthread.
11759 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
11761 * basic-block.h: Remove the prototype for
11762 free_basic_block_vars.
11763 * cfglayout.h: Remove the prototype for
11764 insn_locators_initialize.
11765 * tree.h: Remove the prototype for emit_line_note.
11767 * tree-ssa-pre.c (mergephitemp): Remove.
11768 (init_pre): Don't use mergephitemp.
11770 2007-06-13 Eric Christopher <echristo@apple.com>
11772 * config/i386/i386.c (override_options): If we've specified
11773 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
11775 2007-06-13 Bob Wilson <bob.wilson@acm.org>
11777 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
11780 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
11782 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
11783 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
11784 (eh_store_handler): New pattern.
11785 (eh_return): Emit it instead of a plain move.
11787 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
11789 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
11790 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
11791 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
11794 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
11796 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
11797 (find_next_insn_start, find_load): New functions.
11798 (bfin_reorg): Use them to deal with the fact that parallel insns are
11799 no longer represented as a SEQUENCE.
11801 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
11803 * config/sparc/sparc.c (sparc_override_options): Initialize
11804 fpu mask correctly.
11806 2007-06-13 Dave Korn <dave.korn@artimi.com>
11808 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
11811 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
11813 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
11814 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
11815 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
11816 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
11817 tree-vect-transform.c: Fix comment typos. Follow spelling
11820 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
11822 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
11823 to the exit block use set.
11824 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
11825 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
11826 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
11828 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
11830 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
11831 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
11832 to indicate an error.
11833 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
11835 (dbg_cnt_process_opt): Print an error on a bad argument.
11836 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
11837 * common.opt (-fdbg-cnt-list): New.
11838 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
11840 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
11842 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
11843 flag on ref-all pointers.
11845 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11847 PR middle-end/31579
11848 * expr.c (expand_expr_addr_expr_1): Call expand_expr
11849 for the offset with the modifier as EXPAND_INITIALIZER
11850 if the modifier is EXPAND_INITIALIZER.
11851 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
11852 a register if we had an overflow.
11854 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11856 * real.c (real_isfinite): New.
11857 (real_sqrt): Use it.
11858 * real.h (real_isfinite): New.
11859 * builtins.c: Use it.
11861 2007-06-12 Ian Lance Taylor <iant@google.com>
11862 Daniel Berlin <dberlin@dberlin.org>
11865 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
11866 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
11867 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
11868 (DECL_NO_TBAA_P): Define.
11869 (struct tree_decl_common): Add no_tbaa_flag field.
11870 * tree-ssa-structalias.c (struct variable_info): Add
11871 no_tbaa_pruning field.
11872 (new_var_info): Initialize no_tbaa_pruning field.
11873 (unify_nodes): Copy no_tbaa_pruning field.
11874 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
11875 (dump_solution_for_var): Print no_tbaa_pruning flag.
11876 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
11878 (compute_tbaa_pruning): New static function.
11879 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
11880 Call compute_tbaa_pruning.
11881 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
11882 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
11883 * gimple-low.c (lower_stmt): Likewise.
11884 * tree-gimple.c (is_gimple_stmt): Likewise.
11885 * tree-ssa-operands.c (get_expr_operands): Likewise.
11886 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11887 * tree-inline.c (estimate_num_insns_1): Likewise.
11888 (copy_result_decl_to_var): Likewise.
11889 * expr.c (expand_expr_real_1): Likewise.
11890 * tree-pretty-print.c (dump_generic_node): Likewise.
11891 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
11892 * omp-low.c (omp_copy_decl_2): Likewise.
11893 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
11894 * doc/c-tree.texi (Expression trees): Document
11895 CHANGE_DYNAMIC_TYPE_EXPR.
11897 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11899 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
11900 with !HONOR_NANS and !HONOR_INFINITIES.
11901 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
11903 2007-06-12 Tristan Gingold <gingold@adacore.com>
11905 * gcov.c: Comments updated.
11906 (source_info): Add file_time field.
11907 (source_index): New variable.
11908 (mutiple_files): New variable.
11909 (generate_results): New function extracted from process_file.
11910 (process_file): Save and restore chain of functions, generate
11911 results and free structures only if not merging results.
11912 (release_structures): File names are now freed in create_file_names
11913 (create_file_names): Free previous file names.
11914 (find_source): File date is now read here and modifications in
11915 source files is checked here.
11916 (read_graph_file): Only reverse order of functions for the current
11918 (make_gcov_file_name): Do not generate long names if input_name is
11920 (output_lines): If merging results do not display graph, data and
11922 Checking source file modification is done in find_source.
11924 * doc/gcov.texi: Append an s to sourcefile.
11926 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
11928 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
11929 (forced_nop): New pattern.
11930 * config/bfin/bfin.c: Include "df.h".
11931 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
11932 (bfin_discover_loop): Use df_get_live_in instead of
11933 global_live_at_start.
11934 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
11935 df_analyze when done.
11936 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
11937 the insns. Use QImode for the final insn in a bundle. Call
11938 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
11940 (reorder_var_tracking_notes): New function.
11941 (bfin_reorg): Pass no argument to split_all_insns. Don't call
11942 update_life_info. Call df_analyze after scheduling and bundle
11943 generation. Call reorder_var_tracking_notes if generating these
11944 notes. Call df_finish_pass at the end.
11946 2007-06-12 Dirk Mueller <dmueller@suse.de>
11948 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
11949 a comparison, not an assignment.
11951 2007-06-12 Olivier Hainque <hainque@adacore.com>
11953 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
11954 Request walking the subtrees only, leaving the current is_lhs/val_only
11956 (convert_non_local_reference): Likewise.
11958 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
11960 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
11962 2007-06-12 Richard Guenther <rguenther@suse.de>
11964 PR tree-optimization/15353
11965 PR tree-optimization/31657
11966 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
11967 * timevar.def: Add TV_TREE_IFCOMBINE.
11968 * tree-pass.h (pass_tree_ifcombine): Declare.
11969 * tree-ssa-ifcombine.c: New file.
11970 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
11971 * tree-flow.h (blocks_in_phiopt_order): Declare.
11972 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
11973 (tree-ssa-ifcombine.o): New dependencies.
11975 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
11977 PR rtl-optimization/32293
11978 * combine.c (simplify_if_then_else): Truncate return from
11979 nonzero_bits() to correct mode.
11981 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
11983 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
11984 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
11986 2007-06-11 Diego Novillo <dnovillo@google.com>
11988 * Makefile.in (reload1.o-warn): Remove.
11990 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
11992 * combine.c (subst): Use reg_overlap_mentioned_p
11993 instead of comparing register numbers directly.
11995 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
11997 * reload1.c (mark_home_live_1): Use the mode parameter.
11999 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12001 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12002 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12004 * df-core.c: Ditto.
12006 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12008 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12010 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12012 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12013 from integer registers.
12014 (FP mode splitters): Handle TFmode.
12016 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12018 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12019 for ref-all pointers that point-to anything.
12021 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12023 * config/arm/arm.c (arm_output_dwarf_dtprel,
12024 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12026 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12028 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12029 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12032 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12034 * tree.c (signed_or_unsigned_type_for): New.
12035 (unsigned_type_for): Use signed_or_unsigned_type_for.
12036 (signed_type_for): Use signed_or_unsigned_type_for.
12037 * tree.h (signed_or_unsigned_type_for): New.
12038 (get_signed_or_unsigned_type): Remove.
12039 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
12040 lang_hooks.types.signed_type
12041 (size_diffop): Likewise.
12042 (all_ones_mask_p): Likewise.
12043 (build_range_check): Likewise.
12044 (fold_cond_expr_with_comparison): Likewise.
12045 (fold_cond_expr_with_comparison): Likewise.
12046 (unextend): Likewise.
12047 (extract_muldiv_1): Likewise.
12048 (fold_single_bit_test_into_sign_test): Likewise.
12049 (fold_binary): Likewise.
12050 (fold_ternary): Likewise.
12051 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
12052 instead of get_signed_or_unsigned_type.
12053 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
12054 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12055 * expr.c (signed_or_unsigned_type_for): Use
12056 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
12057 * langhooks.c (get_signed_or_unsigned_type): Remove.
12058 (lhd_signed_or_unsigned_type): Remove.
12059 * langhooks.h (lang_hooks_for_types): Remove signed_type and
12060 signed_or_unsigned_type.
12061 (lhd_signed_or_unsigned_type): Remove.
12062 * expmed.c (make_tree): Use signed_type_for instead of
12063 lang_hooks.types.signed_type.
12064 * c-common.c (same_scalar_type_ignoring_signedness): Use
12065 c_common_signed_type instead of lang_hooks.types.signed_type.
12066 (c_common_unsigned_type): New.
12067 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
12068 (shorten_compare): Use c_common_unsigned_type instead of
12069 c_common_signed_or_unsigned_type.
12070 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
12072 * convert.c (convert_to_integer): Use signed_type_for instead of
12073 lang_hooks.types.signed_type.
12074 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12075 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
12076 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
12077 * c-format.c (check_format_types): Use c_common_unsigned_type
12078 instead of unsigned_type_for.
12079 * c-decl.c (groakdeclarator): Likewise.
12080 * c-typeck.c (convert_for_assignment): Likewise.
12081 * c-common.h (c_common_unsigned_type): New.
12083 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12086 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
12087 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
12089 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12091 PR middle-end/32279
12092 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
12093 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
12095 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
12096 Sebastian Pop <sebpop@gmail.com>
12098 * lambda-code.c (remove_iv): New.
12099 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
12101 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
12103 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
12104 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
12105 * tree-ssa-loop-prefetch.c: Include optabs.h.
12106 (FENCE_FOLLOWING_MOVNT): New macro.
12107 (struct mem_ref): Add independent_p and storent_p fields.
12108 (record_ref): Initalize the new fields.
12109 (gather_memory_references_ref): Return true if the reference
12111 (gather_memory_references): Check whether all memory accesses
12112 in loop were recorded.
12113 (should_issue_prefetch_p): Return false for nontemporal stores.
12114 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12115 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12116 (determine_loop_nest_reuse): Detect independent memory references.
12117 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12118 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12119 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12120 * config/i386/i386.h (x86_mfence): Declare.
12121 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12122 * config/i386/i386.c (x86_mfence): New variable.
12123 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12125 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
12126 * optabs.c (init_optabs): Initialize storent_optab.
12127 * optabs.h (enum optab_index): Add OTI_storent.
12128 (storent_optab): Declare.
12129 * genopinit.c (optabs): Add initialization for storent_optab.
12130 * tree.h (MOVE_NONTEMPORAL): New macro.
12131 * expr.c (expand_assignment, store_expr, store_constructor_field,
12132 store_constructor, store_field, expand_expr_real_1): Propagate
12133 nontemporality of the expanded store.
12134 (emit_storent_insn): New function.
12135 * expr.h (expand_assignment, store_expr): Declaration changed.
12136 * function.c (assign_parm_setup_reg): Pass false as nontemporality
12137 to expand_assignment.
12138 * stmt.c (expand_asm_expr): Ditto.
12139 * calls.c (initialize_argument_information): Pass false as
12140 nontemporality to store_expr.
12141 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
12144 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12146 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
12148 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
12150 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12152 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
12153 and allow DECL_P here.
12155 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
12157 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
12158 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
12159 track of the size of the expression.
12160 * cfghooks.c (merge_blocks): Remove block from loops structure only
12161 after call of the merge_blocks hook.
12163 2007-06-09 Tom Tromey <tromey@redhat.com>
12165 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
12166 (deprecated_state): Removed.
12167 (start_decl): Update.
12168 (enum deprecated_states): Moved earlier.
12169 (groktypename): Update.
12170 (push_parm_decl): Likewise.
12171 (grokfield): Likewise.
12172 (start_function): Likewise.
12174 2007-06-09 Ian Lance Taylor <iant@google.com>
12176 PR tree-optimization/32169
12177 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
12178 CONVERT_EXPR, check whether min and max both converted to an
12179 overflow infinity representation.
12181 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
12183 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
12184 not inserted on the edge.
12186 2007-06-08 Bob Wilson <bob.wilson@acm.org>
12188 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
12189 instructions if they are supported.
12190 (__divsi3, __umodsi3, __modsi3): Likewise.
12191 (__ashldi3, __ashrdi3, __lshrdi3): New.
12192 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
12194 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
12195 Tony Linthicum <tony.linthicum@amd.com>
12197 * doc/invoke.texi: Add fvect-cost-model flag.
12198 * common.opt (fvect-cost-model): New flag.
12199 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
12200 cost fields in stmt_vec_info struct for STMT.
12201 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
12202 fields in stmt_vec_info struct and access functions for the same.
12203 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
12204 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
12205 load, store and vector to scalar operation.
12206 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
12207 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
12208 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
12209 (TARG_VEC_STORE_COST): Define cost of vector store.
12210 (vect_estimate_min_profitable_iters): Define new function.
12211 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
12212 check to evaluate if loop iterations are less than minimum profitable
12213 iterations determined by cost model or minimum vect loop bound defined
12214 by user, whichever is more conservative.
12215 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
12216 run-time check to evaluate if loop iterations are less than minimum
12217 profitable iterations determined by cost model or minimum vect loop
12218 bound defined by user, whichever is more conservative.
12219 (vect_estimate_min_profitable_iterations): New function to estimate
12220 mimimimum iterartions required for vector version of loop to be
12221 profitable over scalar version.
12222 (vect_model_reduction_cost): New function.
12223 (vect_model_induction_cost): New function.
12224 (vect_model_simple_cost): New function.
12225 (vect_cost_strided_group_size): New function.
12226 (vect_model_store_cost): New function.
12227 (vect_model_load_cost): New function.
12228 (vectorizable_reduction): Call vect_model_reduction_cost during
12230 (vectorizable_induction): Call vect_model_induction_cost during
12232 (vectorizable_load): Call vect_model_load_cost during analysis phase.
12233 (vectorizable_store): Call vect_model_store_cost during analysis phase.
12234 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
12235 vectorizable_promotion, vectorizable_demotion): Call
12236 vect_model_simple_cost during analysis phase.
12238 2007-06-08 Simon Baldwin <simonb@google.com>
12240 * reg-stack.c (get_true_reg): Readability change. Moved default case
12241 label into direct switch statement scope.
12243 2007-06-08 Simon Baldwin <simonb@google.com>
12245 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
12246 in gcc_assert() with '==' comparison.
12248 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12250 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
12251 TARGET_ABM handling of x86_popcnt variable.
12253 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12255 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
12256 __builtin_copysignq and __builtin_infq built-in functions.
12258 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12260 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
12261 SSE4.2 section. Correct built-in function names in SSE4A section.
12263 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12265 PR tree-optimization/32243
12266 * tree-vect-transform.c (vectorizable_type_promotion): Move check
12267 for ncopies after ratio check between nunits_out and nunits_in.
12268 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
12270 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
12272 PR tree-optimization/32224
12273 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
12274 vectorization upon a non GIMPLE_MODIFY_STMT.
12276 2007-06-08 Christian Bruel <christian.bruel@st.com>
12279 * config/sh/sh.md (doloop_end): New pattern and splitter.
12280 * loop-iv.c (simple_rhs_p): Check for hardware registers.
12282 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
12284 PR middle-end/32209
12285 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
12287 (verify_dominators): Do not change dominance tree.
12289 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12291 * config/sh/constraints.md: New file.
12292 * config/sh/sh.c: Include tm-constrs.h.
12293 (reg_class_from_letter): Remove.
12294 (prepare_cbranch_operands): Use satisfies_constraint_*
12295 function instead of macro.
12296 (andcosts, broken_move, sh_secondary_reload): Likewise.
12297 * config/sh/predicates.md (trapping_target_operand): Likewise.
12298 (and_operand, arith_operand, arith_reg_or_0_operand,
12299 cmp_operand, logical_operand, target_operand,
12300 ua_address_operand, ua_offset, xor_operand): Likewise.
12301 * config/sh/sh.md: Include constraints.md.
12302 (*movsicc_t_false): Use satisfies_constraint_* function
12304 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
12305 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
12306 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
12307 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
12308 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
12309 (REG_CLASS_FROM_CONSTRAINT): Remove.
12310 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
12311 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
12312 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
12313 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
12314 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12315 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
12316 function instead of macro.
12317 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
12318 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
12319 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
12320 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
12321 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
12322 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
12323 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
12324 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
12325 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
12326 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
12327 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
12328 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
12329 EXTRA_CONSTRAINT_STR): Likewise.
12330 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
12332 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12334 * config/i386/darwin.h (STACK_BOUNDARY): Define.
12336 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
12339 * c-common.h (flag_cpp0x): Replaced by...
12340 (cxx_dialect): ... this new variable specifying the C++ dialect that
12342 * c-common.c (flag_cpp0x): Removed.
12343 (cxx_dialect): Defined.
12344 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
12346 * c-opts.c (c_common_post_options): Likewise.
12347 (set_std_cxx98): Set cxx_dialect to cxx98.
12348 (set_std_cxx0x): Set cxx_dialect to cxx0x.
12350 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12351 Hui-May Chang <hm.chang@apple.com>
12353 * doc/invoke.texi (Darwin Options): Update documentation for
12354 -mmacosx-version-min.
12355 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
12356 * config/darwin-driver.c: New file.
12357 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
12358 * config/t-darwin (darwin-driver.o): New rule.
12360 * config/darwin-c.c (version_as_macro): Ignore low digit.
12362 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
12364 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
12365 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
12366 (CSGNMODE): New mode macro.
12367 (CSGNVMODE): New mode attribute.
12368 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
12369 expander using CSGNMODE mode macro. Handle TFmode.
12370 (copysign<mode>3_const): Rename from copysignsf3_const and
12371 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
12373 (copysign<mode>3_var): Rename from copysignsf3_var and
12374 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
12376 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
12377 mode macro. Handle TFmode.
12378 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
12379 (iortf3, *iortf3): Ditto.
12380 (xortf3, *xortf3): Ditto.
12381 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
12382 TFmode and TImode masks.
12383 (ix86_expand_copysign): Expand TFmode copysign insn.
12384 (IX86_BUILTIN_INFQ): New.
12385 (IX86_BUILTIN_FABSQ): Ditto.
12386 (IX86_BUILTIN_COPYSIGNQ): Ditto.
12387 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
12388 [__builtin_fabsq]: Ditto.
12389 [__builtin_copysignq]: Ditto.
12390 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
12391 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
12392 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
12393 ix86_expand_binop_builtin().
12395 2007-06-07 Bob Wilson <bob.wilson@acm.org>
12397 * config/xtensa/lib1funcs.asm: Clean up whitespace.
12399 2007-06-07 Steve Ellcey <sje@cup.hp.com>
12402 * rtl.h (push_to_sequence2): New.
12403 * emit-rtl.c (push_to_sequence2): New.
12404 * function.c (assign_parm_data_all): Add new fields.
12405 (assign_parm_setup_block): Call push_to_sequence2 instead of
12407 (assign_parm_setup_reg): Ditto.
12408 (assign_parm_setup_stack): Ditto.
12409 (assign_parms_unsplit_complex): Ditto.
12410 (assign_parms): Change field name.
12412 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
12414 PR tree-optimization/32220
12415 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
12416 phi node is reached before defining statement.
12418 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12421 * tree-vect-transform.c (vectorizable_call): Call update_stmt
12422 after changing the right hand side of the assignment.
12424 2007-06-06 Eric Christopher <echristo@apple.com>
12426 * config.gcc (i?86-*-darwin*): Remove arch parameter.
12427 (x86_64-*-darwin*): Ditto.
12428 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
12429 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
12431 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12433 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
12434 coding conventions.
12435 (add_key): Likewise.
12436 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
12437 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
12439 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
12441 (add_cost_one_coalesce): Likewise.
12442 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
12443 variable names. Rename orig to orig_name for consistency.
12444 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
12445 coding conventions.
12446 (cprop_into_successor_phis): Avoid using C++ keywords as variable
12448 (record_equivalences_from_stmt): Likewise.
12449 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
12450 the coding conventions.
12451 (memory_ssa_name_same): Likewise.
12452 (dse_optimize_stmt): Likewise.
12453 (dse_record_phis): Likewise.
12454 (dse_finalize_block): Likewise.
12455 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
12456 keywords as variable names.
12457 (may_move_till): Cast according to the coding conventions.
12458 (force_move_till_expr): Avoid using C++ keywords as variable names.
12459 (force_move_till): Cast according to the coding conventions.
12460 (memref_hash): Likewise.
12461 (memref_eq): Likewise.
12462 (gather_mem_refs_stmt): Likewise.
12463 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
12464 using C++ keywords as variable names.
12465 (idx_find_step): Cast according to the coding conventions.
12466 (idx_record_use): Likewise.
12467 (find_depends): Likewise.
12468 (prepare_decl_rtl): Likewise.
12469 (mbc_entry_hash): Likewise.
12470 (mbc_entry_eq): Likewise.
12471 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
12472 (simplify_replace_tree): Avoid using C++ keywords as variable names.
12473 (idx_infer_loop_bounds): Cast according to the coding conventions.
12474 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
12475 * tree-ssa-math-opts.c (occ_new ): Likwise.
12476 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
12478 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
12480 (add_use_op): Likewise.
12481 (add_vop): Likewise.
12482 (add_vuse_op): Likewise.
12483 (add_vdef_op): Likewise.
12484 (get_expr_operands): Likewise.
12485 (push_stmt_changes): Use type safe memory macros.
12486 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
12487 keywords as variable names.
12488 (conditional_replacement): Likewise.
12489 (minmax_replacement): Likewise.
12490 (abs_replacement): Likewise.
12491 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
12492 coding conventions.
12493 (insert_fake_stores): Avoid using C++ keywords as variable names.
12494 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
12496 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
12497 (heapvar_insert): Use type safe memory macros.
12498 (new_var_info): Cast according to the coding conventions.
12499 (new_constraint): Likewise.
12500 (remove_preds_and_fake_succs): Use type safe memory macros.
12501 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
12503 (thread_single_edge): Likewise.
12504 (thread_through_loop_header): Likewise.
12506 2007-06-06 Eric Christopher <echristo@apple.com>
12508 * config/i386/i386.c (override_options): Move handling
12509 of TARGET_SUBTARGET* earlier.
12511 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
12513 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
12516 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
12518 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
12519 emited outside of basic block.
12520 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
12521 the created blocks.
12522 * rtl.h (delete_insn_chain): Declaration changed.
12523 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
12525 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
12526 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
12527 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
12528 to delete_insn_chain.
12529 (rtl_verify_flow_info_1): Verify that the insns in header and footer
12530 do not have bb field set.
12531 (rtl_verify_flow_info): Verify that insns between basic blocks do not
12533 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
12534 * cfgcleanup.c (try_optimize_cfg): Ditto.
12536 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12538 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
12539 (lambda_body_vector_new): Use type safe memory macros.
12540 (lambda_linear_expression_new): Likewise.
12541 (lambda_loopnest_new): Likewise.
12542 (lambda_lattice_new): Likewise.
12543 (replace_uses_equiv_to_x_with_y): Cast according to the coding
12544 conventions. Use type safe memory macros.
12545 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
12546 (lambda_body_vector_s): Likewise.
12547 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
12548 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
12550 2007-06-06 Richard Guenther <rguenther@suse.de>
12552 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
12553 if we need to schedule cfg_cleanup.
12554 (tree_ssa_forward_propagate_single_use_vars): Do so.
12556 2007-06-06 Ian Lance Taylor <iant@google.com>
12558 * fold-const.c (merge_ranges): If range_successor or
12559 range_predecessor fail, just return 0.
12561 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
12563 PR tree-optimization/32216
12564 * tree-vectorizer.c (supportable_widening_operation): Determine
12565 signedness of FIX_TRUNC_EXPR from output operand.
12566 (supportable_narrowing_operation): Ditto.
12567 * tree-vect-generic.c (expand_vector_operations_1): Determine
12568 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
12569 from input operand.
12571 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12573 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
12574 (struct pta): ...from here. Change flags to unsigned to avoid
12575 excessive casting (as it is used as a bit mask).
12576 (override_options): Add casts according to the coding convenventions.
12577 (x86_64_elf_unique_section): Likewise.
12578 (examine_argument): Avoid using C++ keywords as variable names.
12579 (construct_container): Likewise.
12580 (legitimize_pic_address): Likewise.
12581 (get_dllimport_decl): Cast according to the coding conventions. Use
12582 type safe memory macros.
12583 (legitimize_address): Cast according to the coding conventions.
12584 (emit_i387_cw_initialization): Corrected the type of slot to enum
12586 (ix86_init_machine_status): Use type safe memory macros.
12587 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
12588 (bdesc_pcmpistr): Likewise.
12589 (bdesc_crc32): Likewise.
12590 (bdesc_sse_3arg): Likewise.
12591 (bdesc_2arg): Likewise.
12592 (bdesc_1arg): Likewise.
12593 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
12594 (ix86_expand_sse_pcmpistr): Likewise.
12595 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
12596 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
12597 int to match the langhook definition.
12598 (ix86_builtin_conversion): Change the type of code to unsigned init to
12599 match the langhook definition.
12600 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
12602 (ix86_preferred_output_reload_class): Likewise.
12603 (ix86_cannot_change_mode_class): Likewise.
12604 (ix86_memory_move_cost): Likewise.
12605 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
12606 avoid excessive casting later on.
12607 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
12609 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
12611 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
12612 as flags setting insn.
12613 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
12615 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
12617 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
12618 (UNSPEC_ROUND): New.
12619 ("sse4_1_round<mode>2"): New insn pattern.
12620 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
12622 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
12623 expander using SSEMODEF mode macro. Expand using
12624 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
12625 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
12626 expander using SSEMODEF mode macro. Expand using
12627 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
12628 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
12629 expander using SSEMODEF mode macro. Expand using
12630 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
12631 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
12632 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
12633 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
12636 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
12637 Sebastian Pop <sebpop@gmail.com>
12639 * lambda.h (build_linear_expr): New.
12640 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
12641 Use build_linear_expr, call fold and force_gimple_operand.
12642 (lambda_loopnest_to_gcc_loopnest): Check that there is
12643 something to insert.
12644 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
12646 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
12648 PR preprocessor/23479
12649 * doc/extend.texi: Document the 0b-prefixed binary integer
12650 constant extension.
12652 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
12654 PR tree-optimization/32215
12655 * tree-vectorizer.c (supportable_widening_operation): Return false
12656 for unsupported FIX_TRUNC_EXPR tree code.
12657 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
12659 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
12661 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
12662 register on SPE targets. Change documentation to reflect
12664 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
12665 Change FIXED_SCRATCH to 14 and document why we're keeping r14
12666 out of the register allocation pool.
12667 (rs6000_reg_live_or_pic_offset_p): New function.
12668 (rs6000_emit_prologue): Move the actual saving of LR up to free
12669 r0 for holding r11. Split saving of SPE 64-bit registers into
12670 its own case. Ensure that offsets will always be in-range for
12671 'evstdd' by using r11 as a scratch register to point at the start
12672 of the SPE save area. Save r11 if necessary, as it is the static
12674 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
12675 into its own case. Ensure that offsets will always be in-range
12676 for 'evldd' by using r11 as a scratch register to point at the
12677 start of the SPE save area. Also adjust r11 when restoring
12678 the stack pointer to compensate for pre-loading r11.
12680 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
12682 * cfg.c (init_flow): Use type safe memory macros.
12683 (alloc_block): Likewise.
12684 (unchecked_make_edge): Likewise.
12685 (dump_flow_info): Avoid using C++ keywords as variable names.
12686 (copy_original_table_clear): Cast according to the coding conventions.
12687 (copy_original_table_set): Likewise.
12688 * cfgexpand (label_rtx_for_bb): Likewise.
12689 (expand_gimple_basic_block): Likewise.
12690 * cfghooks.c (dump_bb): Likewise.
12691 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
12693 (lv_add_condition_to_bb): Likewise.
12694 * cfglayout (relink_block_chain): Cast according to the coding
12696 (fixup_reorder_chain): Likewise.
12697 (fixup_fallthru_exit_predecessor): Likewise.
12698 * cfgloop.c (glb_enum_p): Likewise.
12699 (get_exit_description): Likewise.
12700 (dump_recorded_exit): Likewise.
12701 * cfgloop.h (enum loop_estimation): Move out of struct scope...
12702 (struct loop): ... from here.
12703 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
12705 * cfgrtl.c (rtl_create_basic_block): Likewise.
12706 (rtl_split_block): Likewise.
12707 (rtl_dump_bb): Likewise.
12708 (cfg_layout_split_block): Likewise.
12709 (init_rtl_bb_info): Use typesafe memory macros.
12711 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
12712 * graphds.h: Updated all usages of edge to graph_edge.
12713 * graphds.c: Likewise.
12714 * cfgloopanal.c: Likewise.
12716 2007-06-05 Ian Lance Taylor <iant@google.com>
12718 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
12719 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
12720 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
12722 (test_for_singularity): Likewise.
12724 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
12726 * config/i386/constraints.md ("Y2"): Replaced by ...
12728 * config/i386/i386.md: Likewise.
12729 * config/i386/mmx.md: Likewise.
12730 * config/i386/sse.md: Likewise.
12732 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
12734 * config/i386/constraints.md ("z"): Replaced by ...
12736 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
12737 (sse4_1_blendvps): Likewise.
12738 (sse4_1_pblendvb): Likewise.
12739 (sse4_2_pcmpestr): Likewise.
12740 (sse4_2_pcmpestrm): Likewise.
12741 (sse4_2_pcmpestr_cconly): Likewise.
12742 (sse4_2_pcmpistr): Likewise.
12743 (sse4_2_pcmpistrm): Likewise.
12744 (sse4_2_pcmpistr_cconly): Likewise.
12746 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
12748 * matrix-reorg.c (transform_access_sites): Fix computation.
12749 (transform_allocation_sites): Same.
12751 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
12753 * config/i386/i386.c (override_options): Use
12754 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
12756 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
12758 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
12759 (nonimm_not_xmm0_operand): Ditto.
12760 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
12761 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
12762 as operand[2] predicate. Require "z" class XMM register for
12763 operand[3]. Adjust asm template.
12764 ("sse4_1_blendvpd"): Ditto.
12765 ("sse4_1_pblendvb"): Ditto.
12766 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
12767 force op2 into xmm0 register for variable blend instructions.
12769 2007-06-04 Tom Tromey <tromey@redhat.com>
12771 * c-tree.h (start_enum): Update.
12772 (build_enumerator): Likewise.
12773 * c-decl.c (enum_next_value): Removed.
12774 (enum_overflow): Likewise.
12775 (start_enum): Add c_enum_contents argument. Don't use globals.
12776 (build_enumerator): Likewise.
12777 * c-tree.h (struct c_enum_contents): New struct.
12779 2007-06-04 Tom Tromey <tromey@redhat.com>
12781 * c-common.c (c_common_get_alias_set): Fix indentation.
12783 2007-06-04 Ian Lance Taylor <iant@google.com>
12785 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
12786 to overflow, reduce overflow infinity to regular infinity.
12787 (vrp_var_may_overflow): New static function.
12788 (vrp_visit_phi_node): Check vrp_var_may_overflow.
12790 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
12792 * stor-layout.c (layout_type): Remove duplicate code.
12794 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
12797 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
12798 before build_common_builtin_nodes ().
12800 2007-06-04 Steve Ellcey <sje@cup.hp.com>
12803 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
12805 2007-06-04 Jan Hubicka <jh@suse.cz>
12807 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
12808 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
12809 instead of _stat version.
12811 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
12813 PR tree-optimization/32194
12814 * tree-predcom.c (determine_offset): Check that both references have
12817 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
12819 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
12820 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
12821 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
12822 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
12823 Add argument to iterate_fix_dominators call.
12824 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
12825 * gcse.c (hoist_code): Change domby to vector.
12826 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
12827 Add argument to iterate_fix_dominators call.
12828 * loop-doloop.c (doloop_modify): Changed recount_dominator to
12829 recompute_dominator.
12830 * lambda-code.c (perfect_nestify): Ditto.
12831 * cfgloopanal.c: Include graphds.h.
12832 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
12833 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
12834 (mark_irreducible_loops): Use graphds_scc. Remove argument from
12836 * graphds.c: New file.
12837 * graphds.h: New file.
12838 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
12839 (get_dominated_by, get_dominated_by_region): Change return type to
12841 (verify_dominators): Recompute all dominators and compare the results.
12842 (recount_dominator): Renamed to ...
12843 (recompute_dominator): ... this. Do not check that the block is
12844 dominated by entry.
12845 (iterate_fix_dominators): Reimplemented.
12846 (prune_bbs_to_update_dominators, root_of_dom_tree,
12847 determine_dominators_for_sons): New functions.
12848 * et-forest.c (et_root): New function.
12849 * et-forest.h (et_root): Declare.
12850 * Makefile.in (graphds.o): Add.
12851 (cfgloopanal.o): Add graphds.h dependency.
12852 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
12853 * basic-block.h (get_dominated_by, get_dominated_by_region,
12854 iterate_fix_dominators): Declaration changed.
12855 (recount_dominator): Renamed to ...
12856 (recompute_dominator): ... this.
12857 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
12858 (thread_through_all_blocks): Do not free dominance info.
12860 2007-06-03 Andreas Schwab <schwab@suse.de>
12862 * config/m68k/m68k.c (override_options): Don't override
12864 * config/m68k/m68k-modes.def (SF, DF): Define to use
12865 motorola_single_format and motorola_double_format, resp.
12866 * real.c (motorola_single_format): Renamed from
12867 coldfire_single_format.
12868 (motorola_double_format): Renamed from coldfire_double_format.
12869 (encode_ieee_extended): Generate a proper canonical NaN image
12870 respecting canonical_nan_lsbs_set.
12871 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
12873 * real.h: Adjust declarations.
12875 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
12878 * config/sh/sh.md (symGOT_load): Don't schedule insns when
12879 the symbol is generated with the stack protector.
12881 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
12883 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
12884 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
12886 * doc/extend.texi (interrupt): Mention m68k.
12888 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
12890 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
12891 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
12892 (ix86_expand_sse_pcmpestr): Do not check operands for
12893 "register_operand", when insn operand predicate is "register_operand".
12894 (ix86_expand_sse_pcmpistr): Ditto.
12896 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
12897 Uros Bizjak <ubizjak@gmail.com>
12899 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
12900 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
12901 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
12902 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
12903 * config/i386/constraints.md ("z"): New register constraint
12904 for members of SSE_FIRST_REG class.
12905 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
12906 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
12907 SSE_FIRST_REG class.
12908 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
12909 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
12910 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
12911 (IX86_BUILTIN_PCMPESTRM128): Likewise.
12912 (IX86_BUILTIN_PCMPESTRA128): Likewise.
12913 (IX86_BUILTIN_PCMPESTRC128): Likewise.
12914 (IX86_BUILTIN_PCMPESTRO128): Likewise.
12915 (IX86_BUILTIN_PCMPESTRS128): Likewise.
12916 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
12917 (IX86_BUILTIN_PCMPISTRI128): Likewise.
12918 (IX86_BUILTIN_PCMPISTRM128): Likewise.
12919 (IX86_BUILTIN_PCMPISTRA128): Likewise.
12920 (IX86_BUILTIN_PCMPISTRC128): Likewise.
12921 (IX86_BUILTIN_PCMPISTRO128): Likewise.
12922 (IX86_BUILTIN_PCMPISTRS128): Likewise.
12923 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
12924 (struct builtin_description): Change "flag" field to unsigned.
12925 (bdesc_pcmpestr): New builtin description table.
12926 (bdesc_pcmpistr): Likewise.
12927 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
12928 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
12929 Initialize pcmp[ei]str[im] insns for SSE4.2.
12930 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
12931 (ix86_expand_sse_pcmpistr): Likewise.
12932 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
12933 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
12934 (UNSPEC_PCMPISTR): Likewise.
12935 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
12936 (sse4_2_pcmpestri):New isns pattern.
12937 (sse4_2_pcmpestrm): Likewise.
12938 (sse4_2_pcmpestr_cconly): Likewise.
12939 (sse4_2_pcmpistr): New insn patern and splitter.
12940 (sse4_2_pcmpistri):New isns pattern.
12941 (sse4_2_pcmpistrm): Likewise.
12942 (sse4_2_pcmpistr_cconly): Likewise.
12943 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
12946 2007-06-01 David Daney <ddaney@avtrex.com>
12948 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
12949 LOADGP_ABSOLUTE and not binds_local_p.
12951 2007-06-01 Geoffrey Keating <geoffk@apple.com>
12953 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
12955 2007-06-01 Ian Lance Taylor <iant@google.com>
12957 * tree-vrp.c (compare_name_with_value): Always set
12958 used_strict_overflow if we get a result from the variable itself.
12960 2007-06-01 Ian Lance Taylor <iant@google.com>
12962 PR rtl-optimization/31455
12963 * lower-subreg.c (find_decomposable_subregs): Don't decompose
12964 subregs which have a cast between modes which are not tieable.
12966 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
12968 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
12969 breaks after return statements.
12971 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
12973 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
12974 only after no_new_pseudos.
12976 2007-05-31 Eric Christopher <echristo@apple.com>
12978 * expr.c (convert_move): Assert that we don't have a BLKmode
12980 (store_expr): Handle BLKmode moves by calling emit_block_move.
12982 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
12984 * c-typeck.c (build_indirect_ref): Include type in error message.
12985 (build_binary_op): Pass types to binary_op_error.
12986 * c-common.c (binary_op_error): Take two type arguments, print out
12988 * c-common.h (binary_op_error): Update prototype.
12990 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
12992 * config/i386/i386.c: Correct coments on -mno-sse4.
12994 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
12996 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
12997 (x86_64-*-*): Likewise.
12998 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
12999 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13000 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13001 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13002 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13003 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13004 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13005 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13006 (OPTION_MASK_ISA_SSE4): Likewise.
13007 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13008 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13009 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13010 (override_options): Support SSE4.2.
13011 (ix86_build_const_vector): Support SImode and DImode.
13012 (ix86_build_signbit_mask): Likewise.
13013 (ix86_expand_int_vcond): Support V2DImode.
13014 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13015 (IX86_BUILTIN_CRC32HI): Likewise.
13016 (IX86_BUILTIN_CRC32SI): Likewise.
13017 (IX86_BUILTIN_CRC32DI): Likewise.
13018 (IX86_BUILTIN_PCMPGTQ): Likewise.
13019 (bdesc_crc32): Likewise.
13020 (bdesc_sse_3arg): Likewise.
13021 (ix86_expand_crc32): Likewise.
13022 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13023 (ix86_expand_builtin): Likewise.
13024 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13025 __SSE4_2__ for -msse4.2.
13026 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13027 (CRC32MODE): Likewise.
13028 (crc32modesuffix): Likewise.
13029 (crc32modeconstraint): Likewise.
13030 (sse4_2_crc32<mode>): Likewise.
13031 (sse4_2_crc32di): Likewise.
13032 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13034 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13035 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13036 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13037 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13038 (vcondu<mode>): Likewise.
13039 * doc/extend.texi: Document SSE4.2 built-in functions.
13040 * doc/invoke.texi: Document -msse4.2/-msse4.
13042 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
13044 PR tree-optimization/32160
13045 * tree-predcom.c (predcom_tmp_var): New function. Mark created
13046 variable as gimple reg.
13047 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
13049 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
13051 * gcc.c (main): Don't consider linker options when issuing the
13052 warning about a linker input file not being used.
13054 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13056 * tree-vrp.c (compare_names): Initialize sop.
13058 2007-05-30 Dirk Mueller <dmueller@suse.de>
13060 * cgraphunit.c (cgraph_analyze_function): Remove
13061 computation of inline parameters.
13063 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13065 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
13067 2007-05-30 Richard Sandiford <richard@codesourcery.com>
13069 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13070 Add vx-common.h. Include vxworks.h between vx-common.h and
13072 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
13074 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
13075 (TARGET_ASM_DESTRUCTOR): Likewise.
13076 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
13077 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
13078 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13079 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
13080 (VXWORKS_ENDIAN_SPEC): Define.
13081 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
13082 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
13083 VXWORKS_* equivalents.
13084 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
13085 (ASM_FILE_START): Delete.
13086 (TARGET_VERSION): Reformat.
13087 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
13088 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
13089 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
13090 (FPBIT, DPBIT): Define.
13091 (fp-bit.c, dp-bit.c): New rules.
13092 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
13093 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
13094 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
13095 * config/arm/arm.h: Include vxworks-dummy.h.
13096 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
13097 Mark with ATTRIBUTE_UNUSED.
13098 (arm_override_options): Do not allow VxWorks RTP PIC to be used
13099 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
13100 make it incompatible with -msingle-pic-base.
13101 (arm_function_ok_for_sibcall): Return false for calls that might
13102 go through a VxWorks PIC PLT entry.
13103 (require_pic_register): New function, split out from...
13104 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13106 (arm_load_pic_register): Handle the VxWorks RTP initialization
13107 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13108 (arm_emit_call_insn): New function.
13109 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13110 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13111 (pic_offset_arm): New pattern.
13112 (call, call_value): Use arm_emit_call_insn.
13113 (call_internal, call_value_internal): New expanders.
13114 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13115 VxWorks unless __PIC__.
13117 2007-05-30 Eric Christopher <echristo@gmail.com>
13119 * genrecog.c: Include regs.h in generated file.
13120 * genemit.c: Ditto. Fix up formatting.
13121 * config/mn10300/constraints.md: New.
13122 * config/mn10300/mn10300.md: Include.
13123 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13124 Fix up for removed macro.
13125 * config/mn10300/predicates.md (call_address_operand): Ditto.
13126 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
13127 (CONST_OK_FOR_I): Ditto.
13128 (CONST_OK_FOR_J): Ditto.
13129 (CONST_OK_FOR_K): Ditto.
13130 (CONST_OK_FOR_L): Ditto.
13131 (CONST_OK_FOR_M): Ditto.
13132 (CONST_OK_FOR_N): Ditto.
13133 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
13137 (EXTRA_CONSTRAINT): Ditto.
13139 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13141 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
13143 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
13144 OPTION_MASK_ISA_64BIT.
13145 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
13147 2007-05-30 Richard Guenther <rguenther@suse.de>
13149 PR middle-end/32152
13150 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
13151 types for comparison.
13152 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
13153 with original typed arguments.
13154 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
13156 2007-05-30 Jakub Jelinek <jakub@redhat.com>
13158 PR tree-optimization/31769
13159 * except.c (duplicate_eh_regions): Clear prev_try if
13160 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
13162 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
13164 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
13165 * tree-ssa-sink.c (statement_sink_location): Return basic block and
13166 bsi of the location where statements should be inserted.
13167 (sink_code_in_bb): Take bsi from statement_sink_location.
13168 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
13169 instead of bsi_start.
13170 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
13172 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
13173 (bsi_move_before): Document inconsistency with bsi_move_after.
13174 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
13176 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13178 * config/i386/i386.h (TARGET_ABM): New define.
13179 (TARGET_POPCNT): Ditto.
13180 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
13181 New temporary defines to redefine from OPTION_ISA_* defines.
13182 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
13183 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
13184 (ix86_isa_flags): New extern int declaration.
13185 (TARGET_SUBTARGET_DEFAULT): New define.
13186 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
13187 (TARGET_SUBTARGET32_DEFAULT): Ditto.
13188 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
13189 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13190 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
13191 * config/i386/darwin.h: Change TARGET_64BIT define to
13194 * config/i386/i386.opt (m3dnowa): Define as undocumented option
13195 using existing "ix86_isa_flags" varible.
13196 (m32, m64): Use existing "ix86_isa_flags" variable.
13197 (mmmx, m3dnow): Ditto.
13198 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
13199 (mabm): Define as non-negative option using "x86_abm" variable.
13200 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
13202 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
13203 Rewrite feature test bitmap.
13204 (ix86_isa_flags): New initialized global int varible.
13205 (ix86_isa_flags_explicit): New static int variable.
13206 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
13207 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
13208 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
13209 target_flags_explicit.
13210 (override_options): Remove "target_enable" and "target_disable" fields
13211 from "struct ptt". Update processor_target_table accordingly. Remove
13212 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
13213 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
13214 "target_flags" and "ix86_isa_flags_explicit" instead of
13215 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
13216 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
13217 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
13218 to true when either of PTA_POPCNT or PTA_ABM is set in
13219 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
13220 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
13221 processor_alias_table flags entry. Remove handling of
13222 "target_enable" and "target_disable" fields of processor_target_table.
13223 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
13224 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
13225 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
13226 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
13227 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
13229 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
13231 2007-05-29 David Daney <ddaney@avtrex.com>
13234 * config/mips/mips.c (mips_output_mi_thunk): Emit
13235 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
13237 2007-05-29 Hui-May Chang <hm.chang@apple.com>
13238 * config/i386/i386.c (ix86_function_regparm): Added checking of
13239 ix86_force_align_arg_pointer to determine the number of
13240 register parameters.
13242 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
13244 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
13245 (SET_DR_MISALIGNMENT): New.
13246 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
13247 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
13248 Use SET_DR_MISALIGNMENT.
13249 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
13251 * tree-data-ref.c (create_data_ref, compute_all_dependences,
13252 find_loop_nest): Export.
13253 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
13254 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
13255 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
13256 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
13258 (struct mem_ref): Add field reuse_distance.
13259 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
13260 Initialize reuse_distance field.
13261 (issue_prefetch_ref): Select temporality of prefetch according to
13263 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
13264 self_reuse_distance, determine_loop_nest_reuse): New functions.
13265 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
13266 (tree_ssa_prefetch_arrays): Dump L2 cache size.
13267 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
13270 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
13272 * tree-ssa-alias.c: Add aliasing overview.
13274 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
13275 Danny Smith <dannysmith@users.sourceforge.net>
13278 * config/i386/t-crtfm: Compile crtfastmath.o with
13279 -minline-all-stringops.
13280 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
13281 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
13283 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13285 * doc/md.texi: Document constraints on HP PA-RISC.
13287 * pa/constraints.md: New file.
13288 * pa.md: Include constraints.md.
13289 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
13290 (integer_store_memory_operand, ldil_cint_p): New functions.
13291 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
13292 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13293 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
13294 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
13295 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
13297 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
13300 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
13301 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
13302 case POSTDECREMENT_EXPR>): Return the error_mark_node
13303 if either the real or imaginary parts would an
13306 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
13308 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
13309 name when we remove it from a call.
13311 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
13313 * targhooks.c (default_narrow_bitfield): Remove.
13314 * targhooks.h: Remove the prototype for
13315 default_narrow_bitfield.
13317 * langhooks-def.h: Remove the prototype for
13318 hook_get_alias_set_0.
13319 * langhooks.c (hook_get_alias_set_0): Remove.
13321 * global.c (EXECUTE_IF_CONFLICT): Remove.
13323 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13326 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
13327 return true when truth_value_p is true and the type
13330 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13332 * doc/install.texi (Prerequisites): We no longer require Autoconf
13333 2.13 for the top-level.
13335 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
13337 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
13338 memory access via x86_expand_vector_move_misalign() only for
13339 TImode values on 32-bit targets.
13341 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
13343 * matrix-reorg.c: New file. Implement matrix flattening and
13344 transposing optimization.
13345 * tree-pass.h: Add matrix reorg pass.
13346 * common.opt: Add fipa-mreorg flag.
13347 * Makefile.in: Add matrix-reorg.c.
13348 * passes.c: Add matrix reorg pass.
13349 * varpool.c (add_new_static_var): New function.
13350 * cgraph.h (add_new_static_var): Declare.
13352 2007-05-27 Eric Christopher <echristo@apple.com>
13354 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
13355 sp_offset depending on stack size. Save r12 depending
13356 on registers we're saving later.
13357 (rs6000_emit_epilogue): Update sp_offset depending only
13360 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
13362 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
13363 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13364 * ifcvt.c (if_convert): Ditto.
13365 * tree-ssa-threadupdate.c (thread_block): Ditto.
13366 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
13367 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
13368 verify_loop_closed_ssa): Check number_of_loops instead of
13370 * predict.c (tree_estimate_probability): Ditto.
13371 * tree-if-conv.c (main_tree_if_conversion): Ditto.
13372 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
13373 * modulo-sched.c (sms_schedule): Ditto.
13374 * tree-scalar-evolution.c (scev_const_prop): Ditto.
13375 (scev_finalize): Do not do anything if scev analysis was not
13377 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
13378 current_loops == NULL.
13379 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
13380 * loop-init.c (loop_optimizer_init): Do not free current_loops when
13381 there are no loops.
13382 (loop_optimizer_finalize): Assert that loops were analyzed.
13383 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
13384 rtl_doloop): Check number_of_loops instead of current_loops.
13385 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
13386 current_loops == NULL.
13387 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
13388 gate_tree_vectorize tree_linear_transform, check_data_deps,
13389 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
13390 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
13391 Check number_of_loops instead of current_loops.
13392 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
13393 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
13394 free loops if available.
13395 (execute_pre): Do not pass do_fre to fini_pre.
13397 2007-05-27 Tobias Burnus <burnus@net-b.de>
13399 PR middle-end/32083
13400 * real.c (mpfr_from_real): Fix sign of -Inf.
13402 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
13404 * tree-vect-transform.c (vectorizable_conversion): Initialize
13405 tree_code variables to ERROR_MARK.
13406 (vectorizable_type_demotion): Likewise.
13407 (vectorizable_type_promotion): Likewise.
13409 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13412 * config/i386/i386.md (movti): Handle push operands via
13413 ix86_expand_push().
13415 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13417 * basic-block.h: Remove the prototype for merge_seq_blocks.
13418 * cfgcleanup.c (merge_seq_blocks): Remove.
13420 * tree-flow.h: Remove the prototype for is_aliased_with.
13421 * tree-ssa-alias.c (is_aliased_with): Remove.
13423 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
13425 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
13427 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
13429 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
13430 ix86_expand_sse4_unpack if SSE4.1 is enabled.
13431 (vec_unpacks_hi_v16qi): Likewise.
13432 (vec_unpacku_lo_v16qi): Likewise.
13433 (vec_unpacks_lo_v16qi): Likewise.
13434 (vec_unpacku_hi_v8hi): Likewise.
13435 (vec_unpacks_hi_v8hi): Likewise.
13436 (vec_unpacku_lo_v8hi): Likewise.
13437 (vec_unpacks_lo_v8hi): Likewise.
13438 (vec_unpacku_hi_v4si): Likewise.
13439 (vec_unpacks_hi_v4si): Likewise.
13440 (vec_unpacku_lo_v4si): Likewise.
13441 (vec_unpacks_lo_v4si): Likewise.
13443 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13445 * c-typeck.c, config/arm/arm.c, config/darwin.c,
13446 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
13447 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
13448 follow spelling conventions in various
13449 warning/error/diagnostic messages.
13451 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
13452 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
13453 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
13454 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
13455 tree-vrp.c: Fix comment typos. Follow spelling conventions.
13456 * doc/tm.texi: Follow spelling conventions.
13458 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13461 * tree-ssa-forwprop.c
13462 (forward_propagate_addr_into_variable_array_index): Remove
13463 the lhs argument. Use the type of def_rhs instead of lhs.
13464 (forward_propagate_addr_expr_1): Update use of
13465 forward_propagate_addr_into_variable_array_index.
13467 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
13468 Nigel Stephens <nigel@mips.com>
13470 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
13471 function attributes, "far" being an alias for "long_call".
13472 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
13473 (mips_near_type_p, mips_far_type_p): New.
13474 (mips_comp_type_attributes): New function to check that attributes
13475 attached to a function type are compatible.
13476 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
13477 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
13478 to the target function of the thunk.
13479 (mips_encode_section_info): Check for "near" and "far" function
13480 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
13482 * config/mips/predicates.md (const_call_insn_operand): Test only
13483 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
13485 * doc/extend.texi (Function Attributes): Document MIPS "near" and
13488 * testsuite/gcc.target/mips/near-far-1.c: New test case.
13489 * testsuite/gcc.target/mips/near-far-2.c: New test case.
13490 * testsuite/gcc.target/mips/near-far-3.c: New test case.
13491 * testsuite/gcc.target/mips/near-far-4.c: New test case.
13493 2007-05-25 Eric Christopher <echristo@apple.com>
13495 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
13496 to x86-darwin configurations.
13497 * config/i386/t-darwin: Add softfp support.
13498 * config/i386/t-darwin64: Ditto.
13499 * config/i386/sfp-machine.h: If mach then don't use
13500 aliasing, emit a stub to call.
13502 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
13504 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
13505 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
13506 tree-predcom.c, tree-ssa-alias-warnings.c,
13507 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
13508 comment typos. Follow spelling conventions.
13509 * doc/cpp.texi, doc/invoke.texi: Fix typos.
13511 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13514 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
13515 constants into memory. Expand unaligned memory references for
13516 SSE modes via x86_expand_vector_move_misalign() function.
13518 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
13520 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
13521 "memory" attribute for "sseishft" type insn without operands[2].
13523 2007-05-25 Dirk Mueller <dmueller@suse.de>
13524 Marcus Meissner <meissner@suse.de>
13526 * doc/extend.texi (alloc_size): New attribute.
13527 * c-common.c (handle_alloc_size_attribute): New.
13528 * tree-object-size.c (alloc_object_size): Use alloc_size
13529 attribute, if available.
13531 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
13533 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
13535 (__builtin_ia32_vec_ext_v2di): Likewise.
13536 (__builtin_ia32_vec_ext_v4si): Likewise.
13537 (__builtin_ia32_vec_ext_v8hi): Likewise.
13538 (__builtin_ia32_vec_ext_v16qi): Likewise.
13539 (__builtin_ia32_vec_set_v8hi): Likewise.
13541 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
13543 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
13545 2007-05-25 Richard Sandiford <richard@codesourcery.com>
13547 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
13548 (arm_is_longcall_p): Rename to...
13549 (arm_is_long_call_p): ...this. Take a single tree argument and
13551 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
13552 (CUMULATIVE_ARGS): Remove call_cookie.
13553 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
13554 (ENCODED_LONG_CALL_ATTR_P): Delete.
13555 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
13556 LONG_CALL_FLAG_CHAR cases.
13557 (ARM_DECLARE_FUNCTION_SIZE): Delete.
13558 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
13559 ARM_DECLARE_FUNCTION_SIZE.
13560 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
13561 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
13562 (arm_encode_call_attribute, current_file_function_operand): Delete.
13563 (arm_function_in_section_p): New function.
13564 (arm_is_longcall_p): Rename to...
13565 (arm_is_long_call_p): ...this. Take the target function as a single
13566 argument and return a bool. Do not rely on call cookies. Check
13567 whether the target symbol is in the same section as the current
13568 function, not just the same compilation unit.
13569 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
13570 (arm_encode_section_info): Don't encode a call type.
13571 * config/arm/arm.md (call, call_value): Update calls to
13572 arm_is_long(_)call_p. Simplify logic.
13573 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
13574 Update calls to arm_is_long(_)call_p.
13576 2007-05-25 Richard Guenther <rguenther@suse.de>
13578 PR tree-optimization/31982
13579 * tree-ssa-forwprop.c
13580 (forward_propagate_addr_into_variable_array_index): Handle arrays
13581 with element size one.
13583 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13585 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
13586 (umulsi3_highpart): Likewise.
13588 2007-05-24 Ian Lance Taylor <iant@google.com>
13590 PR rtl-optimization/32069
13591 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
13594 2007-05-24 Ollie Wild <aaw@google.com>
13596 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
13599 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
13601 * postreload-gcse.c (reg_changed_after_insn_p): New function.
13602 (oprs_unchanged_p): Use it to check all registers in a REG.
13603 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
13604 (reg_set_between_after_reload_p): Delete.
13605 (reg_used_between_after_reload_p): Likewise.
13606 (reg_set_or_used_since_bb_start): Likewise.
13607 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
13608 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
13609 Use reg_set_between_p instead of reg_set_between_after_reload_p.
13610 * rtlanal.c (reg_set_p): Check whether REG overlaps
13611 regs_invalidated_by_call, rather than just checking the
13612 membership of REGNO (REG).
13614 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
13616 * doc/passes.texi: Document predictive commoning.
13617 * doc/invoke.texi (-fpredictive-commoning): Document.
13618 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
13619 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
13620 adding indices to the generated name.
13621 (schedule_sm): Pass 0 to get_lsm_tmp_name.
13622 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
13623 * tree-pretty-print.c (op_symbol_1): Renamed to ...
13624 (op_symbol_code): ... and exported.
13625 (dump_omp_clause, op_symbol): Use op_symbol_code
13626 instead of op_symbol_1.
13627 * tree-pass.h (pass_predcom): Declare.
13628 * timevar.def (TV_PREDCOM): New timevar.
13629 * tree-ssa-loop.c (run_tree_predictive_commoning,
13630 gate_tree_predictive_commoning, pass_predcom): New.
13631 * tree-data-ref.c (find_data_references_in_loop): Find the
13632 references in dominance order.
13633 (canonicalize_base_object_address): Ensure that the result has
13635 (dr_analyze_innermost): Export.
13636 (create_data_ref): Code to fail for references with invariant
13638 (find_data_references_in_stmt): ... here.
13639 * tree-data-ref.h (dr_analyze_innermost): Declare.
13640 * tree-affine.c: Include tree-gimple.h and hashtab.h.
13641 (aff_combination_find_elt, name_expansion_hash,
13642 name_expansion_eq, tree_to_aff_combination_expand,
13643 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
13645 * tree-affine.h (aff_combination_constant_multiple_p,
13646 tree_to_aff_combination_expand): Declare.
13647 * tree-predcom.c: New file.
13648 * common.opt (fpredictive-commoning): New option.
13649 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
13650 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
13651 * Makefile.in (tree-predcom.o): Add.
13652 (tree-affine.o): Add TREE_GIMPLE_H dependency.
13653 * passes.c (init_optimization_passes): Add dceloop after
13654 copy propagation in loop optimizer. Add predictive commoning
13655 to loop optimizer passes.
13657 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
13659 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
13662 2007-05-24 Jan Hubicka <jh@suse.cz>
13664 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
13666 (genheader): Include statistics.h.
13668 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
13670 * print-rtl.c (flag_dump_unnumbered): Update comments.
13671 (print_rtl): Fix my previous change.
13672 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
13675 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
13677 PR middle-end/32018
13678 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
13680 (thread_through_all_blocks): Call initialize_original_copy_tables
13681 and free_original_copy_tables.
13682 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
13684 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
13685 * cfghooks.c (duplicate_block): Use get_loop_copy.
13686 * cfg.c: Include cfgloop.h.
13687 (loop_copy): New hash table.
13688 (initialize_original_copy_tables): Initialize loop_copy table.
13689 (free_original_copy_tables): Free loop_copy table.
13690 (copy_original_table_clear, copy_original_table_set,
13691 set_loop_copy, get_loop_copy): New functions.
13692 (set_bb_original, set_bb_copy): Use copy_original_table_set.
13693 * cfgloop.h (struct loop): Remove copy field.
13694 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
13695 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
13697 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
13699 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
13700 -msse/-msse2/-msse3.
13702 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
13704 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
13705 __builtin_ia32_vec_set_v2di with MASK_64BIT.
13707 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
13710 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
13711 * targhooks.h (default_mangle_decl_assembler_name): Declare
13713 * targhooks.c (default_mangle_decl_assembler_name): Define
13715 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
13717 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
13718 * langhooks.c (lhd_set_decl_assembler_name): Call
13719 targetm.mangle_decl_assembler_name for names with global scope.
13721 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
13723 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
13724 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
13726 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
13727 New. Factored out of i386_pe_encode_section_info.
13728 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
13729 Move check for prior decoration of stdcall
13730 symbols to i386_pe_encode_section_info.
13731 (i386_pe_encode_section_info): Adjust call to
13732 gen_stdcall_or_fastcall_suffix. Use
13733 i386_pe_maybe_mangle_decl_assembler_name, if needed.
13734 (i386_pe_mangle_decl_assembler_name): New. Wrap
13735 i386_pe_maybe_mangle_decl_assembler_name.
13737 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
13739 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
13740 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
13741 * langhooks.c (get_signed_or_unsigned_type): Don't check for
13742 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
13743 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
13746 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
13747 Nigel Stephens <nigel@mips.com>
13748 Richard Sandiford <richard@codesourcery.com>
13750 Fix up MIPS16 hard float and add support for complex.
13752 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
13753 (TARGET_SOFT_FLOAT_ABI): New.
13754 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
13755 __mips_soft_float to reflect the ABI in use, not whether the
13756 FPU is directly accessible (e.g., in MIPS16 mode).
13757 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
13758 (UNITS_PER_FPVALUE): Likewise.
13760 * config/mips/mips.c (mips_expand_call): Remove redundant
13761 TARGET_MIPS16 check.
13762 (mips_arg_regno): New.
13763 (function_arg_advance): When setting bits in cum->fp_code for
13764 MIPS16, don't subtract 1 from cum->arg_number, since it is now
13766 (function_arg): Use mips_arg_regno.
13767 (mips_return_mode_in_fpr_p): New.
13768 (mips16_call_stub_mode_suffix): New.
13769 (mips16_cfun_returns_in_fpr_p): New.
13770 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
13771 (mips_output_function_prologue): Test mips16_hard_float, not
13772 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
13773 (mips_expand_epilogue): Call MIPS16 helper routines to copy
13774 return value into a floating-point register.
13775 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
13776 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
13777 (mips16_fp_args): Handle MIPS32r2 ISA which supports
13778 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
13779 word of double arguments from or to the high bits of 64-bit
13780 floating point registers.
13781 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
13782 (mips16_fpret_double): New helper function.
13783 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
13784 support for complex modes. Fill in DECL_RESULT for stubdecl.
13785 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
13787 * config/mips/mips16.S
13788 (RET, ARG1, ARG2): New.
13789 (MERGE_GPRf, MERGE_GPRt): New.
13790 (DELAYt, DELAYf): New.
13791 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
13792 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
13793 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
13794 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
13795 (SFOP): Renamed to...
13796 (OPSF3): This, and macro-ified. Updated all uses.
13797 (SFOP2): Renamed to...
13798 (OPSF2): This, and macro-ified. Updated all uses.
13799 (SFCMP): Renamed to...
13800 (CMPSF): This, and macro-ified. Updated all uses.
13801 (SFREVCMP): Renamed to...
13802 (REVCMPSF): This, and macro-ified. Updated all uses.
13803 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
13804 (LDDBL1, LDDBL2, RETDBL): Deleted.
13805 (DFOP): Renamed to...
13806 (OPDF3): This, and macro-ified. Updated all uses.
13807 (DFOP2): Renamed to...
13808 (OPDF2): This, and macro-ified. Updated all uses.
13809 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
13810 (DFCMP): Renamed to...
13811 (CMPDF): This, and macro-ified. Updated all uses.
13812 (DFREVCMP): Renamed to...
13813 (REVCMPDF): This, and macro-ified. Updated all uses.
13814 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
13815 (RET_FUNCTION): New.
13816 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
13817 (__mips16_ret_sc, __mips16_ret_dc): New.
13818 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
13819 STUB_ARGS_6, STUB_ARGS_10): New.
13820 (CALL_STUB_NO_RET): New.
13821 (__mips16_call_stub_1): Macro-ified.
13822 (__mips16_call_stub_5): Macro-ified.
13823 (__mips16_call_stub_2): Macro-ified.
13824 (__mips16_call_stub_6): Macro-ified.
13825 (__mips16_call_stub_9): Macro-ified.
13826 (__mips16_call_stub_10): Macro-ified.
13827 (CALL_STUB_RET): New.
13828 (__mips16_call_stub_sf_0): Macro-ified.
13829 (__mips16_call_stub_sf_1): Macro-ified.
13830 (__mips16_call_stub_sf_5): Macro-ified.
13831 (__mips16_call_stub_sf_2): Macro-ified.
13832 (__mips16_call_stub_sf_6): Macro-ified.
13833 (__mips16_call_stub_sf_9): Macro-ified.
13834 (__mips16_call_stub_sf_10): Macro-ified.
13835 (__mips16_call_stub_df_0): Macro-ified.
13836 (__mips16_call_stub_df_1): Macro-ified.
13837 (__mips16_call_stub_df_5): Macro-ified.
13838 (__mips16_call_stub_df_2): Macro-ified.
13839 (__mips16_call_stub_df_6): Macro-ified.
13840 (__mips16_call_stub_df_9): Macro-ified.
13841 (__mips16_call_stub_df_10): Macro-ified.
13842 (__mips16_call_stub_sc_0): New.
13843 (__mips16_call_stub_sc_1): New.
13844 (__mips16_call_stub_sc_5): New.
13845 (__mips16_call_stub_sc_2): New.
13846 (__mips16_call_stub_sc_6): New.
13847 (__mips16_call_stub_sc_9): New.
13848 (__mips16_call_stub_sc_10): New.
13849 (__mips16_call_stub_dc_0): New.
13850 (__mips16_call_stub_dc_1): New.
13851 (__mips16_call_stub_dc_5): New.
13852 (__mips16_call_stub_dc_2): New.
13853 (__mips16_call_stub_dc_6): New.
13854 (__mips16_call_stub_dc_9): New.
13855 (__mips16_call_stub_dc_10): New.
13857 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
13858 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
13859 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
13861 2007-05-23 Ian Lance Taylor <iant@google.com>
13863 * doc/invoke.texi (Invoking GCC): Document that the order of the
13866 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
13869 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
13870 * config/score/predicate.md (const_pow2, const_npow2): Remove.
13871 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
13875 * config/score/score.c (score_print_operand): Make sure that only
13876 lower bits are used.
13878 2007-05-22 Ian Lance Taylor <iant@google.com>
13880 * tree-vrp.c (avoid_overflow_infinity): New static function,
13881 broken out of set_value_range_to_value.
13882 (set_value_range_to_value): Call avoid_overflow_infinity.
13883 (extract_range_from_assert): Likewise.
13885 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13887 PR middle-end/31095
13888 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
13889 change the type before looking for a COMPOUND_EXPR.
13891 2007-05-22 Ian Lance Taylor <iant@google.com>
13893 * lower-subreg.c (decompose_multiword_subregs): If we change an
13894 insn, call remove_retval_note on it.
13896 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
13898 * regs.h (end_hard_regno): New function.
13899 (END_HARD_REGNO, END_REGNO): New macros.
13900 (add_to_hard_reg_set): New function.
13901 (remove_from_hard_reg_set): Likewise.
13902 (in_hard_reg_set_p): Likewise.
13903 (overlaps_hard_reg_set_p): Likewise.
13904 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
13905 (note_btr_set): Use END_HARD_REGNO.
13906 * caller-save.c (setup_save_areas): Use end_hard_regno.
13907 (mark_set_regs): Use END_HARD_REGNO.
13908 (add_stored_regs): Use end_hard_regno.
13909 (mark_referenced_regs): Use add_to_hard_reg_set.
13910 * combine.c (update_table_tick): Use END_REGNO.
13911 (record_value_for_reg): Likewise.
13912 (record_dead_and_set_regs): Likewise.
13913 (get_last_value_validate): Likewise.
13914 (use_crosses_set_p): Likewise.
13915 (reg_dead_at_p_1): Likewise.
13916 (reg_dead_at_p): Likewise.
13917 (mark_used_regs_combine): Use add_to_hard_reg_set.
13918 (move_deaths): Use END_HARD_REGNO.
13919 (reg_bitfield_target_p): Use end_hard_regno.
13920 (distribute_notes): Use END_HARD_REGNO.
13921 * cse.c (mention_regs): Use END_REGNO.
13922 (insert): Use add_to_hard_reg_set.
13923 (invalidate): Use END_HARD_REGNO.
13924 (invalidate_for_call): Likewise.
13925 (exp_equiv_p): Use END_REGNO.
13926 (cse_insn): Likewise.
13927 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
13928 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
13929 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
13930 * function.c (keep_stack_depressed): Use end_hard_regno.
13931 * global.c (global_alloc): Use end_hard_regno.
13932 (global_conflicts): Use add_to_hard_reg_set instead of
13934 (find_reg): Likewise.
13935 (mark_reg_store): Likewise.
13936 (mark_reg_conflicts): Likewise.
13937 (mark_reg_death): Use remove_from_hard_reg_set.
13938 (mark_reg_live_nc): Delete.
13939 (set_preference): Use end_hard_regno.
13940 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
13941 remove_from_hard_reg_set.
13942 (post_mark_life): Use add_to_hard_reg_set.
13943 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
13944 (reg_becomes_live): Use add_to_hard_reg_set.
13945 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
13946 (peep2_find_free_register): Use add_to_hard_reg_set.
13947 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
13948 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
13949 * regrename.c (note_sets): Use add_to_hard_reg_set.
13950 (clear_dead_regs): Use remove_from_hard_reg_set.
13951 (regrename_optimize): Use add_to_hard_reg_set.
13952 (find_oldest_value_reg): Use in_hard_reg_set_p.
13953 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
13954 (hard_reg_set_here_p): Use end_hard_regno.
13955 (decompose): Likewise.
13956 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
13957 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
13958 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
13959 (mark_home_live): Use end_hard_regno.
13960 (spill_hard_reg): Likewise.
13961 (clear_reload_reg_in_use): Likewise.
13962 * reorg.c (delete_prior_computation): Use END_REGNO.
13963 * resource.c (update_live_status): Use END_HARD_REGNO.
13964 (mark_referenced_resources): Use add_to_hard_reg_set.
13965 (mark_set_resources): Likewise.
13966 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
13967 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
13968 (reg_overlap_mentioned_p): Likewise.
13969 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
13970 (covers_regno_no_parallel_p): Use END_REGNO.
13971 (find_regno_note): Likewise.
13972 (find_reg_fusage): Use END_HARD_REGNO.
13973 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
13974 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
13976 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
13978 * mode-switching.c (reg_dies): Change type of second argument to
13980 (optimize_mode_switching): Update accordingly.
13982 2007-05-22 Richard Sandiford <richard@codesourcery.com>
13984 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
13986 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
13987 (hard_reg_set_empty_p): ...these new functions.
13988 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
13989 GO_IF_HARD_REG_SUBSET.
13990 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
13991 instead of GO_IF_HARD_REG_EQUAL.
13992 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
13993 instead of GO_IF_HARD_REG_EQUAL.
13994 * global.c (find_reg): Use hard_reg_set_empty_p instead of
13995 GO_IF_HARD_REG_SUBSET.
13996 (modify_reg_pav): Use hard_reg_set_empty_p instead of
13997 GO_IF_HARD_REG_EQUAL.
13998 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
13999 of GO_IF_HARD_REG_SUBSET.
14000 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14001 instead of GO_IF_HARD_REG_EQUAL.
14002 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14003 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14004 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14005 of GO_IF_HARD_REG_SUBSET,
14006 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14007 GO_IF_HARD_REG_SUBSET.
14008 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14009 instead of GO_IF_HARD_REG_EQUAL.
14010 * config/sh/sh.c (push_regs, calc_live_regs): Use
14011 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14012 (hard_regs_intersect_p): Delete.
14014 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14016 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14018 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14019 Richard Henderson <rth@redhat.com>
14021 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14023 (x86_64-*-*): Likewise.
14025 * i386/i386-modes.def (V2QI): New.
14027 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14029 (override_options): Support SSE4.1.
14030 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14031 (IX86_BUILTIN_BLENDPS): Likewise.
14032 (IX86_BUILTIN_BLENDVPD): Likewise.
14033 (IX86_BUILTIN_BLENDVPS): Likewise.
14034 (IX86_BUILTIN_PBLENDVB128): Likewise.
14035 (IX86_BUILTIN_PBLENDW128): Likewise.
14036 (IX86_BUILTIN_DPPD): Likewise.
14037 (IX86_BUILTIN_DPPS): Likewise.
14038 (IX86_BUILTIN_INSERTPS128): Likewise.
14039 (IX86_BUILTIN_MOVNTDQA): Likewise.
14040 (IX86_BUILTIN_MPSADBW128): Likewise.
14041 (IX86_BUILTIN_PACKUSDW128): Likewise.
14042 (IX86_BUILTIN_PCMPEQQ): Likewise.
14043 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
14044 (IX86_BUILTIN_PMAXSB128): Likewise.
14045 (IX86_BUILTIN_PMAXSD128): Likewise.
14046 (IX86_BUILTIN_PMAXUD128): Likewise.
14047 (IX86_BUILTIN_PMAXUW128): Likewise.
14048 (IX86_BUILTIN_PMINSB128): Likewise.
14049 (IX86_BUILTIN_PMINSD128): Likewise.
14050 (IX86_BUILTIN_PMINUD128): Likewise.
14051 (IX86_BUILTIN_PMINUW128): Likewise.
14052 (IX86_BUILTIN_PMOVSXBW128): Likewise.
14053 (IX86_BUILTIN_PMOVSXBD128): Likewise.
14054 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
14055 (IX86_BUILTIN_PMOVSXWD128): Likewise.
14056 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
14057 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
14058 (IX86_BUILTIN_PMOVZXBW128): Likewise.
14059 (IX86_BUILTIN_PMOVZXBD128): Likewise.
14060 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
14061 (IX86_BUILTIN_PMOVZXWD128): Likewise.
14062 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
14063 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
14064 (IX86_BUILTIN_PMULDQ128): Likewise.
14065 (IX86_BUILTIN_PMULLD128): Likewise.
14066 (IX86_BUILTIN_ROUNDPD): Likewise.
14067 (IX86_BUILTIN_ROUNDPS): Likewise.
14068 (IX86_BUILTIN_ROUNDSD): Likewise.
14069 (IX86_BUILTIN_ROUNDSS): Likewise.
14070 (IX86_BUILTIN_PTESTZ): Likewise.
14071 (IX86_BUILTIN_PTESTC): Likewise.
14072 (IX86_BUILTIN_PTESTNZC): Likewise.
14073 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
14074 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
14075 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
14076 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
14077 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
14078 (bdesc_ptest): New.
14079 (bdesc_sse_3arg): Likewise.
14080 (bdesc_2arg): Likewise.
14081 (bdesc_1arg): Likewise.
14082 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
14084 (ix86_expand_sse_4_operands_builtin): New.
14085 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
14086 smaller than 8 bits as the 2nd arg.
14087 (ix86_expand_sse_ptest): New.
14088 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
14089 (ix86_expand_vector_set): Support SSE4.1.
14090 (ix86_expand_vector_extract): Likewise.
14092 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14093 __SSE4_1__ for -msse4.1.
14095 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
14096 (UNSPEC_INSERTPS): Likewise.
14097 (UNSPEC_DP): Likewise.
14098 (UNSPEC_MOVNTDQA): Likewise.
14099 (UNSPEC_MPSADBW): Likewise.
14100 (UNSPEC_PHMINPOSUW): Likewise.
14101 (UNSPEC_PTEST): Likewise.
14102 (UNSPEC_ROUNDP): Likewise.
14103 (UNSPEC_ROUNDS): Likewise.
14105 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14107 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14108 (const_pow2_1_to_32768_operand): Likewise.
14110 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14113 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14115 (sse4_1_insertps): Likewise.
14116 (*sse4_1_extractps): Likewise.
14117 (sse4_1_ptest): Likewise.
14118 (sse4_1_mulv2siv2di3): Likewise.
14119 (*sse4_1_mulv4si3): Likewise.
14120 (*sse4_1_smax<mode>3): Likewise.
14121 (*sse4_1_umax<mode>3): Likewise.
14122 (*sse4_1_smin<mode>3): Likewise.
14123 (*sse4_1_umin<mode>3): Likewise.
14124 (sse4_1_eqv2di3): Likewise.
14125 (*sse4_1_pinsrb): Likewise.
14126 (*sse4_1_pinsrd): Likewise.
14127 (*sse4_1_pinsrq): Likewise.
14128 (*sse4_1_pextrb): Likewise.
14129 (*sse4_1_pextrb_memory): Likewise.
14130 (*sse4_1_pextrw_memory): Likewise.
14131 (*sse4_1_pextrq): Likewise.
14132 (sse4_1_blendpd): Likewise.
14133 (sse4_1_blendps): Likewise.
14134 (sse4_1_blendvpd): Likewise.
14135 (sse4_1_blendvps): Likewise.
14136 (sse4_1_dppd): Likewise.
14137 (sse4_1_dpps): Likewise.
14138 (sse4_1_movntdqa): Likewise.
14139 (sse4_1_mpsadbw): Likewise.
14140 (sse4_1_packusdw): Likewise.
14141 (sse4_1_pblendvb): Likewise.
14142 (sse4_1_pblendw): Likewise.
14143 (sse4_1_phminposuw): Likewise.
14144 (sse4_1_extendv8qiv8hi2): Likewise.
14145 (*sse4_1_extendv8qiv8hi2): Likewise.
14146 (sse4_1_extendv4qiv4si2): Likewise.
14147 (*sse4_1_extendv4qiv4si2): Likewise.
14148 (sse4_1_extendv2qiv2di2): Likewise.
14149 (*sse4_1_extendv2qiv2di2): Likewise.
14150 (sse4_1_extendv4hiv4si2): Likewise.
14151 (*sse4_1_extendv4hiv4si2): Likewise.
14152 (sse4_1_extendv2hiv2di2): Likewise.
14153 (*sse4_1_extendv2hiv2di2): Likewise.
14154 (sse4_1_extendv2siv2di2): Likewise.
14155 (*sse4_1_extendv2siv2di2): Likewise.
14156 (sse4_1_zero_extendv8qiv8hi2): Likewise.
14157 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
14158 (sse4_1_zero_extendv4qiv4si2): Likewise.
14159 (*sse4_1_zero_extendv4qiv4si2): Likewise.
14160 (sse4_1_zero_extendv2qiv2di2): Likewise.
14161 (*sse4_1_zero_extendv2qiv2di2): Likewise.
14162 (sse4_1_zero_extendv4hiv4si2): Likewise.
14163 (*sse4_1_zero_extendv4hiv4si2): Likewise.
14164 (sse4_1_zero_extendv2hiv2di2): Likewise.
14165 (*sse4_1_zero_extendv2hiv2di2): Likewise.
14166 (sse4_1_zero_extendv2siv2di2): Likewise.
14167 (*sse4_1_zero_extendv2siv2di2): Likewise.
14168 (sse4_1_roundpd): Likewise.
14169 (sse4_1_roundps): Likewise.
14170 (sse4_1_roundsd): Likewise.
14171 (sse4_1_roundss): Likewise.
14172 (mulv4si3): Don't expand for SSE4.1.
14173 (smax<mode>3): Likewise.
14174 (umaxv4si3): Likewise.
14175 (uminv16qi3): Likewise.
14176 (umin<mode>3): Likewise.
14177 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
14179 * doc/extend.texi: Document SSE4.1 built-in functions.
14181 * doc/invoke.texi: Document -msse4.1.
14183 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
14185 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
14186 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
14187 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
14188 (ASM_SPEC): Add asm_pcrel_spec.
14189 (EXTRA_SPECS): Add asm_pcrel_spec.
14191 2007-05-21 David Daney <ddaney@avtrex.com>
14193 * doc/install.texi (Building a cross compiler): Add requirements
14194 for Java cross compiler.
14196 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14198 PR middle-end/31995
14199 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
14200 Add loopno argument. Use evolution_function_is_invariant_rec_p
14201 instead of evolution_function_is_constant_p.
14202 Update calls to evolution_function_is_affine_multivariate_p.
14203 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
14204 Add loopno argument.
14205 * tree-scalar-evolution.c (gather_chrec_stats): Call
14206 evolution_function_is_affine_multivariate_p with a loop
14208 * tree-data-ref.c (analyze_miv_subscript): Likewise.
14209 (analyze_overlapping_iterations): Likewise.
14210 (access_functions_are_affine_or_constant_p): Likewise.
14211 (build_classic_dist_vector_1): If the access functions
14212 are equal, don't do anything.
14214 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
14215 Paolo Carlini <pcarlini@suse.de>
14216 Uros Bizjak <ubizjak@gmail.com>
14218 * c-cppbuiltin.c (c_cpp_builtins): Define
14219 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
14220 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
14221 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
14222 * doc/cpp.texi ([Standard Predefined Macros]): Document.
14224 2007-05-21 Mike Stump <mrs@apple.com>
14226 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
14228 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14230 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
14232 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
14233 implementation if __OPTIMIZE__ is not defined.
14234 (_mm_alignr_pi8): Ditto.
14235 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14236 (_mm_inserti_si64): Ditto.
14237 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14238 (_mm_slli_epi16): Ditto.
14239 (_mm_slli_epi32): Ditto.
14240 (_mm_slli_epi64): Ditto.
14241 (_mm_srai_epi16): Ditto.
14242 (_mm_srai_epi32): Ditto.
14243 (_mm_srli_si128): Ditto.
14244 (_mm_slli_si128): Ditto.
14245 (_mm_srli_epi16): Ditto.
14246 (_mm_srli_epi32): Ditto.
14247 (_mm_srli_epi64): Ditto.
14248 (_mm_extract_epi16): Ditto.
14249 (_mm_insert_epi16): Ditto.
14250 (_mm_shufflehi_epi16): Ditto.
14251 (_mm_shufflelo_epi16): Ditto.
14252 (_mm_shuffle_epi32): Ditto.
14253 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
14254 (_m_pextrw): Ditto.
14255 (_mm_insert_pi16): Ditto.
14256 (_m_pinsrw): Ditto.
14257 (_mm_shuffle_pi16): Ditto.
14258 (_m_pshufw): Ditto.
14259 (_mm_shufle_ps): Ditto.
14260 (_mm_prefetch): Ditto.
14262 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
14264 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
14265 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
14266 * real.c (encode_i370_single, decode_i370_single,
14267 encode_i370_double, decode_i370_double): Functions removed.
14268 (i370_single_format, i370_double_format): Initializations removed.
14269 (real_maxval, round_for_format, exact_real_truncate, significand_size):
14270 Consider the log2_b field to always be one.
14271 (ieee_single_format, mips_single_format, coldfire_single_format,
14272 ieee_double_format, mips_double_format, coldfire_double_format,
14273 ieee_extended_motorola_format, ieee_extended_intel_96_format,
14274 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
14275 ibm_extended_format, mips_extended_format, ieee_quad_format,
14276 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
14277 decimal_single_format, decimal_double_format, decimal_quad_format,
14278 c4x_single_format, c4x_extended_format, real_internal_format): Remove
14279 initialization of log2_b.
14280 * real.h (i370_single_format, i370_double_format): Declarations
14282 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
14283 field to always be one.
14285 2007-05-21 Andreas Schwab <schwab@suse.de>
14287 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
14288 NOTE_INSN_BASIC_BLOCK_P.
14289 (process_for_unwind_directive): Likewise.
14291 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
14293 * builtins.c (expand_builtin_setjmp_setup): Update comment.
14294 * function.h (struct function): Move va_list_gpr_size,
14295 va_list_fpr_size, function_frequency to front of bitfields. Add
14297 (current_function_calls_unwind_init): New.
14298 * except.c (expand_builtin_unwind_init): Set
14299 current_function_calls_unwind_init not
14300 current_function_has_nonlocal_label.
14301 * reload1.c (has_nonexceptional_receiver): New.
14302 (reload): Use it and current_function_calls_unwind_init to
14303 determine whether call-saved regs must be saved.
14305 2007-05-20 Jan Hubicka <jh@suse.cz>
14307 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
14308 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14309 * ddg.c (create_ddg): LIkewise.
14310 * final.c (final): Remove hunk moving line number notes around since
14311 they are no longer present at this stage.
14312 (final_scan_insn): Use NOTE_KIND instead of
14313 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14314 (output_asm_label): Likewise.
14315 * reorg.c (dbr_schedule): Likewise.
14316 * haifa-sched.c (unlink_other_notes): Likewise.
14317 * mode-switching.c (optimize_mode_switching): Likewise.
14318 * graph.c (start_bb): Likewise.
14319 * rtl.def (NOTE): Update description.
14320 * jump.c (squeeze_notes): Delete.
14321 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
14322 NOTE_INSN_BASIC_BLOCK_P when possible.
14323 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
14324 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
14325 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14326 (dwarf2out_var_location): Likewise.
14327 * cfgbuild.c (make_edges): Likewise.
14328 (find_basic_blocks_1): Likewise.
14329 * function.c (reorder_blocks_1): Likewise.
14330 (epilogue_done): Likewise.
14331 (reposition_prologue_and_epilogue_notes): Likewise.
14332 * print-rtl.c (print_rtx): Likewise; drop code for printing
14334 (print_rtl): Likewise.
14335 (print_rtl_single): Likewise.
14336 * gcse.c (insert_insn_start_bb): Likewise.
14337 * alias.c (init_alias_analysis): Likewise.
14338 * calls.c (fixup_tail_calls): Likewise.
14339 * except.c (sjlj_emit_function_enter): Likewise.
14340 * emit-rtl.c (add_insn_after): Likeiwse.
14341 (emit_label_before): Likewise.
14342 (emit_label_after): Likewise.
14343 (emit_note_before, emit_note_after, emit_note): Update
14344 parameter to be enum insn_note; do not deal with source
14346 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
14347 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
14349 (merge_blocks_move_successor_nojumps): Simplify now when
14350 we don't have BLOCK notes.
14351 (try_optimize_cfg): Likewise.
14352 * cfglayout.c (skip_insns_after_block): Likewise.
14353 (record_effective_endpoints): Likewise.
14354 (duplicate_insn_chain): Likewise.
14355 * varasm.c (output_constant_pool_1): Likewise.
14356 * sched-deps.c (sched_analyze): Likewise.
14357 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
14359 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
14360 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
14361 (SET_INSN_DELETED): Simplify.
14362 (NOTE_LINE_NUMBER): Exterminate.
14363 (NOTE_LINE_KIND): New.
14364 (NOTE_INSN_BASIC_BLOCK_P): Update.
14365 (enum insn_note): Simplify.
14366 (GET_NOTE_INSN_NAME) Simplify.
14367 (emit_note_before, emit_note_after, emit_note): Update prototype.
14368 (squeeze_notes): Remove.
14369 * sched-int.h (NOTE_NOT_BB_P): Update.
14370 * resource.c (mark_target_live_regs): Update.
14371 * sched-rgn.c (debug_dependencies): Update.
14372 * sched-vis.c (print_insn): Update.
14373 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
14374 * config/i386/i386.c (ix86_output_function_epilogue): Update.
14375 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
14376 (TARGET_ADJUST_UNROLL_MAX): Likewise.
14377 (split_branches): Update.
14378 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
14380 (sh_adjust_unroll_max): Exterminate.
14381 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
14382 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
14383 (m68hc11_reorg): Likewise.
14384 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
14385 (emit_predicate_relation_info): Update.
14386 (process_for_unwind_directive): Update.
14387 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
14388 (output_call): Update.
14389 * config/pa/pa.c (output_lbranch): Update.
14390 (output_millicode_call): Update.
14391 (output_call): Update.
14392 (pa_combine_instructions): Update.
14393 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
14394 * config/bfin/bfin.c (gen_one_bundle): Update.
14395 * cfgrtl.c (can_delete_note_p): Update.
14396 (delete_insn): Update.
14397 (rtl_merge_blocks): Update.
14398 (commit_one_edge_insertion): Update.
14399 (rtl_verify_flow_info): Update.
14400 * stmt.c (expand_case): Do not call squeeze_notes.
14402 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14409 * c.opt (Wtype-limits): New.
14410 * doc/invoke.texi (Wtype-limits): Document it.
14411 (Wextra): Enabled by -Wextra.
14412 * c-opts.c (c_common_post_options): Enabled by -Wextra.
14413 * c-common.c (shorten_compare): Warn with Wtype-limits.
14415 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14417 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
14418 inlined function, not as a macro.
14419 (_mm_alignr_pi8): Ditto.
14420 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14421 (_mm_inserti_si64): Ditto.
14422 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14423 (_mm_extract_epi16): Ditto.
14424 (_mm_insert_epi16): Ditto.
14425 (_mm_shufflehi_epi16): Ditto.
14426 (_mm_shufflelo_epi16): Ditto.
14427 (_mm_shuffle_epi32): Ditto.
14428 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
14429 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
14431 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
14433 (_m_to_float): Use C89 compatible assignment.
14435 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
14438 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
14440 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14443 * doc/invoke.texi (Wreturn-type): Complete description.
14444 (Wextra): Delete item about return-type warning.
14445 * c-decl.c: Delete redundant Wextra warning.
14447 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14450 * config/i386/pmmintrin.h: Do not include xmmintrin.h
14451 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
14452 inlined function, not as a macro.
14453 (_mm_prefetch): Ditto.
14454 (_m_pextrw): Ditto.
14455 (_mm_insert_pi16): Ditto.
14456 (_m_pinsrw): Ditto.
14457 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
14458 (_m_pshufw): Ditto. Add const to __N argument.
14459 (_mm_shufle_ps): Ditto. Add const to __mask argument.
14460 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
14461 (_mm_slli_epi32): Ditto.
14462 (_mm_srli_si128): Implement as always inlined function, not as a
14463 macro. Add __inline to function declaration.
14464 (_mm_slli_si128): Ditto.
14466 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
14468 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
14469 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
14471 (struct fenv): New structure.
14472 (FP_HANDLE_EXCEPTIONS): New define.
14473 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
14474 (_FP_DECL_EXP): New define.
14475 (FP_INIT_ROUNDMODE): New define.
14476 (FP_ROUNDMODE): New define.
14478 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14480 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
14481 (Wconversion): Update description.
14482 (Wconversion-sign): New.
14483 * c.opt (Wconversion-sign): New.
14484 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
14485 means disabled for C++. Otherwise, take the status of Wconversion.
14486 * c-common.c (conversion_warning): Warn with either Wconversion or
14488 (warnings_for_convert_and_check): Conditions are already checked by
14489 conversion_warning.
14490 (convert_and_check): Don't check warnings if the conversion failed.
14492 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
14493 Anatoly Sokolov <aesok@dol.ru>
14495 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
14496 avr_epilogue_uses) : Add declaration.
14497 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
14498 * config/avr/constraints.md (R): New constraint.
14499 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
14500 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
14501 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
14502 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
14503 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
14504 call_prologue_saves, epilogue_restores, return_from_epilogue,
14505 return_from_main_epilogue, return_from_interrupt_epilogue,
14506 return_from_naked_epilogue, prologue, epilogue): New patterns.
14507 (jump): Handle symbol reference.
14508 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
14509 avr_output_function_prologue, avr_output_function_epilogue): Remove
14511 (avr_init_machine_status, expand_prologue, expand_epilogue,
14512 avr_asm_function_end_prologue, avr_epilogue_uses,
14513 avr_asm_function_begin_epilogue): New functions.
14514 (prologue_size, epilogue_size, jump_tables_size): Remove global
14516 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
14517 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
14518 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
14519 (avr_override_options): Initialise init_machine_status.
14520 (output_movhi): Handle all stack pointer loads.
14521 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
14522 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
14523 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
14524 (EPILOGUE_USES) Redefine.
14525 (machine_function) Declare.
14527 2007-05-19 Richard Sandiford <richard@codesourcery.com>
14529 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
14530 Use a single return statement.
14532 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14534 PR middle-end/30250
14535 * builtins.c (do_mpfr_lgamma_r): New.
14536 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
14537 * tree.h (CASE_FLT_FN_REENT): New.
14539 2007-05-18 Geoffrey Keating <geoffk@apple.com>
14541 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
14542 (output_die): Use 'unsigned long' with %x.
14543 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
14544 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
14545 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
14547 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
14549 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
14554 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
14555 true if function has no argument.
14557 2007-05-18 DJ Delorie <dj@redhat.com>
14559 * config/mips/mips.c (mips_offset_within_alignment_p): New.
14560 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
14562 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
14564 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
14565 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
14566 count_trailing_zeros.
14567 (__i386__): Implement count_leading_zeros using __builtin_clz().
14568 Implement count_trailing_zeros usign __builtin_ctz().
14570 2007-05-18 Richard Sandiford <richard@codesourcery.com>
14572 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
14574 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
14576 PR middle-end/31344
14577 * expr.c (emit_move_change_mode): Change mode of push operands here.
14579 2007-05-17 Ian Lance Taylor <iant@google.com>
14581 PR tree-optimization/31953
14582 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
14583 Change all callers.
14584 (set_value_range_to_null): Call set_value_range_to_value.
14585 (extract_range_from_comparison): Likewise.
14587 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14589 * toplev.c (print_version): Output GMP/MPFR version info.
14591 * builtins.c (CASE_MATHFN_REENT): New macro.
14592 (mathfn_built_in): Use it.
14593 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
14594 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
14595 BUILT_IN_LGAMMAL_R): New.
14596 * doc/extend.texi: Document new builtins.
14598 PR middle-end/31796
14599 * builtins.c (do_mpfr_remquo): New.
14600 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
14601 (fold_builtin_3): Handle BUILT_IN_REMQUO.
14603 PR middle-end/30251
14604 * builtins.c (fold_builtin_1): Handle y0, y1.
14605 (fold_builtin_2): Handle yn.
14607 PR middle-end/30251
14608 * builtins.c (do_mpfr_bessel_n): New.
14609 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
14610 (fold_builtin_2): Handle BUILT_IN_JN.
14612 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
14615 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
14616 TYPE_PRECISION (intmax_type_node).
14618 2007-05-17 Steve Ellcey <sje@cup.hp.com>
14621 * reload.c (subst_reloads): Remove checking.
14623 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14625 PR rtl-optimization/31691
14626 * combine.c (simplify_set): Build a new src pattern instead of
14627 substituting its operands in the COMPARE case.
14629 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
14631 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
14632 (execute_vrp): Preserve loops through jump threading.
14633 * tree-ssa-threadupdate.c (thread_single_edge,
14634 dbds_continue_enumeration_p, determine_bb_domination_status,
14635 thread_through_loop_header): New functions.
14636 (create_edge_and_update_destination_phis,
14637 create_edge_and_update_destination_phis): Set loops for the new blocks.
14638 (prune_undesirable_thread_requests): Removed.
14639 (redirect_edges): Do not pretend that redirect_edge_and_branch can
14641 (thread_block): Do not call prune_undesirable_thread_requests.
14643 (mark_threaded_blocks): Select edges to thread here.
14644 (thread_through_all_blocks): Take may_peel_loop_headers argument.
14645 Thread edges through loop headers independently.
14646 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
14647 * tree-pass.h (TODO_mark_first_instance): New.
14648 (first_pass_instance): Declare.
14649 * cfghooks.c (duplicate_block): Put the block to the original loop
14650 if copy is not specified.
14651 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
14652 jump threading. Pass may_peel_loop_headers to
14653 thread_through_all_blocks according to first_pass_instance.
14654 * cfgloop.h (create_preheader): Declare.
14655 * tree-flow.h (thread_through_all_blocks): Declaration changed.
14656 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
14657 * passes.c (first_pass_instance): New variable.
14658 (next_pass_1): Set TODO_mark_first_instance.
14659 (execute_todo): Set first_pass_instance.
14661 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
14663 PR tree-optimization/24659
14664 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
14665 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
14666 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
14667 OTI_vec_pack_ufix_trunc.
14668 (vec_unpacks_float_hi_optab): Define new macro.
14669 (vec_unpacks_float_lo_optab): Ditto.
14670 (vec_unpacku_float_hi_optab): Ditto.
14671 (vec_unpacku_float_lo_optab): Ditto.
14672 (vec_pack_sfix_trunc_optab): Ditto.
14673 (vec_pack_ufix_trunc_optab): Ditto.
14674 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
14675 and vec_pack_[s|u]fix_trunc_optab using
14676 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
14677 * tree-vectorizer.c (supportable_widening_operation): Handle
14678 FLOAT_EXPR and CONVERT_EXPR. Update comment.
14679 (supportable_narrowing_operation): New function.
14680 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
14681 * tree-vect-transform.c (vectorizable_conversion): Handle
14682 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
14683 (vect_gen_widened_results_half): Move before vectorizable_conversion.
14684 (vectorizable_type_demotion): Call supportable_narrowing_operation()
14685 to check for target support.
14686 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
14687 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
14688 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
14689 for VEC_PACK_FIX_TRUNC_EXPR.
14690 (expand_binop): Special case mode of the result for
14691 vec_pack_[u|s]fix_trunc_optab.
14692 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
14693 vec_pack_[u|s]fix_trunc_optab.
14695 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
14696 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
14697 * tree-pretty-print.c (dump_generic_node): Handle
14698 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
14699 VEC_PACK_FIX_TRUNC_EXPR.
14701 * expr.c (expand_expr_real_1): Ditto.
14702 * tree-inline.c (estimate_num_insns_1): Ditto.
14703 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14705 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
14706 (vec_unpacks_float_lo_v8hi): Ditto.
14707 (vec_unpacku_float_hi_v8hi): Ditto.
14708 (vec_unpacku_float_lo_v8hi): Ditto.
14709 (vec_unpacks_float_hi_v4si): Ditto.
14710 (vec_unpacks_float_lo_v4si): Ditto.
14711 (vec_pack_sfix_trunc_v2df): Ditto.
14713 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
14715 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
14716 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
14717 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
14718 [vec_pack_ufix_trunc]: Ditto.
14719 [vec_unpacks_float_hi]: Ditto.
14720 [vec_unpacks_float_lo]: Ditto.
14721 [vec_unpacku_float_hi]: Ditto.
14722 [vec_unpacku_float_lo]: Ditto.
14724 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
14726 * soft-fp/README: Update for new files.
14727 * soft-fp/floattisf.c: New file.
14728 * soft-fp/floattidf.c: New file.
14729 * soft-fp/floattitf.c: New file.
14730 * soft-fp/floatuntisf.c: New file.
14731 * soft-fp/floatuntidf.c: New file.
14732 * soft-fp/floatuntitf.c: New file.
14733 * soft-fp/fixsfti.c: New file.
14734 * soft-fp/fixdfti.c: New file.
14735 * soft-fp/fixtfti.c: New file.
14736 * soft-fp/fixunssfti.c: New file.
14737 * soft-fp/fixunsdfti.c: New file.
14738 * soft-fp/fixunstfti.c: New file.
14739 * soft-fp/extendxftf.c: New file.
14740 * soft-fp/trunctfxf.c: New file.
14742 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
14743 (__trunctfxf2): Ditto.
14745 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
14746 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
14747 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
14748 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
14749 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
14750 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
14752 * config/i386/t-fprules-softfp64: New file.
14753 * config/i386/sfp-machine.h: New file.
14754 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
14755 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
14756 and soft-fp/t-softfp to tmake_file.
14757 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
14758 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
14760 * config/i386/t-linux64 (softfp_wrap_start): New.
14761 (softfp_wrap_end): New.
14762 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
14763 supported for TARGET_64BIT.
14765 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14767 * c-common.c (c_common_signed_or_unsigned_type): Emulate
14768 c_common_unsigned_type behavior.
14770 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
14772 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
14775 2007-05-16 Eric Christopher <echristo@apple.com>
14777 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
14778 saving after stack push. Set sp_offset whenever we push.
14779 (rs6000_emit_epilogue): Move altivec register restore before
14782 2007-05-16 Richard Sandiford <richard@codesourcery.com>
14784 * configure.ac: Allow sysroots to be relocated under $prefix as
14785 well as $exec_prefix.
14786 * configure: Regenerate.
14788 2007-05-16 Richard Sandiford <richard@codesourcery.com>
14792 2007-05-12 Richard Sandiford <richard@codesourcery.com>
14794 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14795 (gcc_tooldir): Likewise.
14796 * configure: Regenerate.
14797 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14798 old configure.ac gcc_tooldir setting.
14799 (prefix_to_exec_prefix): New variable.
14800 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14801 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14803 2007-05-14 Janis Johnson <janis187@us.ibm.com>
14805 * c-typeck.c (build_binary_op): Return early for error.
14807 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
14809 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
14810 struct nb_iter_bound.
14811 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
14812 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
14813 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
14814 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
14815 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
14816 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
14817 (del_scev_info): Use ggc_free.
14818 (scev_initialize): Allocate scalar_evolution_info in gc memory.
14819 * loop-init.c: Include ggc.h.
14820 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
14821 (loop_optimizer_finalize): Use ggc_free.
14822 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
14823 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
14824 pass_iv_optimize): Add TODO_ggc_collect.
14825 * function.h (struct function): Remove skip marker from
14827 * cfgloop.c: Include ggc.h.
14828 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
14830 (establish_preds): Vector superloops is gc allocated.
14831 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
14833 (flow_loops_find): Vector larray is gc allocated.
14834 (loop_exit_free): Use ggc_free.
14835 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
14836 that head of exits list is now not a part of struct loop.
14837 (record_loop_exits): Allocate exits table in gc memory.
14838 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
14839 that head of exits list is now not a part of struct loop.
14840 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
14841 struct loop_exit): Add GTY marker.
14842 (struct loop): Add GTY marker. Make superloops vector gc allocated.
14843 Add skip marker to aux field. Make head of exits list a separate
14845 (struct loops): Add GTY marker. Make larray vector gc allocated.
14846 Add param marker to exits table.
14847 (get_loops): Type changed.
14848 * Makefile.in (tree-scalar-evolution.o): Add
14849 gt-tree-scalar-evolution.h dependency.
14850 (cfgloop.o, loop-init.o): Add ggc.h dependency.
14851 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
14852 * basic-block.h (struct basic_block_def): Remove skip marker from
14855 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
14857 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
14858 of 0 in the call to expand_expr().
14859 (expand_builtin_mathfn_3): Ditto.
14860 (expand_builtin_interclass_mathfn): Ditto.
14861 (expand_builtin_cexpi): Ditto.
14862 (expand_builtin_int_roundingfn): Ditto.
14863 (expand_builtin_int_roundingfn_2): Ditto.
14864 (expand_builtin_pow): Ditto.
14865 (expand_builtin_powi): Ditto.
14866 (expand_builtin_bswap): Ditto.
14867 (expand_builtin_unop): Ditto.
14868 (expand_builtin_fabs): Ditto.
14869 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
14870 the call to expand_expr().
14871 (expand_builtin_sync_operation): Ditto.
14872 (expand_builtin_compare_and_swap): Ditto.
14873 (expand_builtin_lock_test_and_set): Ditto.
14874 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
14875 instead of 0 in the call to expand_expr().
14876 (expand_builtin_extract_return_addr): Ditto.
14877 (expand_builtin_eh_return): Ditto.
14878 (expand_eh_return): Ditto.
14879 * explow.c (expr_size): Ditto.
14880 * expr.c (optimize_bitfield_assignment_op): Ditto.
14881 (expand_assignement): Ditto.
14882 (store_expr): Ditto.
14883 (store_field): Ditto.
14884 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
14885 the call to expand_expr().
14886 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
14887 in the call to expand_expr().
14888 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
14889 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
14890 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
14892 * optabs.c (expand_vec_shift_expr): Ditto.
14893 (expand_vec_cond_expr): Ditto.
14894 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
14895 call to expand_expr().
14896 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
14897 in the call to expand_expr().
14899 2007-05-14 Dave Korn <dave.korn@artimi.com>
14901 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
14903 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
14905 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
14906 instead of c_common_unsigned_type.
14907 (c_common_unsigned_type): Remove.
14908 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
14909 c_common_unsigned_type.
14910 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
14911 c_common_unsigned_type.
14912 * c-common.h (c_common_unsigned_type): Remove.
14913 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
14914 c_common_unsigned_type.
14915 * c-format.c (check_format_types): Use unsigned_type_for instead of
14916 c_common_unsigned_type.
14917 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
14918 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
14919 of c_common_unsigned_type.
14920 * convert.c (convert_to_integer): Use unsigned_type_for instead of
14921 lang_hooks.types.unsigned_type.
14922 * expmed.c (make_tree): Use unsigned_type_for instead of
14923 lang_hooks.types.unsigned_type.
14924 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
14925 lang_hooks.types.unsigned_type.
14926 (build_range_check): Likewise.
14927 (fold_unary): Likewise.
14928 (fold_binary): Likewise.
14929 (fold_ternary): Likewise.
14930 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
14931 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
14932 * tree.c (get_unsigned_type): New.
14933 (unsigned_type_for): Use get_unsigned_type instead of
14934 lang_hooks.types.unsigned_type.
14936 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
14938 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
14939 to m68k_get_function_kind. Update its prototype.
14940 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
14942 (m68k_interrupt_function_p): Return enum m68k_function_type
14943 instead of bool. Rename to m68k_get_function_kind.
14944 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
14945 target is not fido.
14946 (m68k_compute_frame_layout): Don't mark any register for save
14947 if an interrupt_thread attribute is specified.
14948 (m68k_hard_regno_rename_ok): Update a use of
14949 m68k_interrupt_function_p.
14950 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
14951 m68k_interrupt_function_p.
14952 (m68k_function_type): New.
14953 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
14954 for a function with an interrupt_thread attribute.
14955 * doc/extend.texi: Document the interrupt_thread attribute.
14957 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
14959 Fix PR tree-optimization/31911
14960 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
14961 if they didn't change the expression.
14963 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
14965 * tree-scalar-evolution.c (resolve_mixers): Exported.
14966 * tree-scalar-evolution.h (resolve_mixers): Declare.
14967 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
14968 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
14969 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
14970 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
14971 init_array_ref, init_pointer_ref, analyze_indirect_ref,
14972 strip_conversion, analyze_offset_expr, address_analysis,
14973 object_analysis, analyze_offset): Removed.
14974 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
14975 split_constant_offset, canonicalize_base_object_address,
14976 object_address_invariant_in_loop_p, disjoint_objects_p,
14977 dr_may_alias_p, dr_address_invariant_p): New functions.
14978 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
14979 and dr_analyze_alias.
14980 (initialize_data_dependence_relation): Use dr_may_alias_p
14981 and object_address_invariant_in_loop_p.
14982 (compute_self_dependence): Handle the case when
14983 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
14984 (find_data_references_in_stmt): Restrict the analysis of data
14985 references to the given loop nest.
14986 (find_data_references_in_loop): Made static. Pass loop nest to
14987 find_data_references_in_stmt.
14988 (compute_data_dependences_for_loop): Use DR_VOPS.
14989 (free_data_ref): Free DR_VOPS.
14990 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
14991 (struct innermost_loop_behavior): ... new.
14992 (struct base_object_info): Replaced by ...
14993 (struct indices): ... new.
14994 (struct dr_alias): New.
14995 (enum data_ref_type): Removed.
14996 (struct data_reference): Consist of struct innermost_loop_behavior,
14997 struct indices and struct dr_alias.
14998 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
14999 (DR_MEMTAG): Renamed to ...
15000 (DR_SYMBOL_TAG): ... this.
15001 (find_data_references_in_loop): Declaration removed.
15002 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15003 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15004 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15005 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15007 2007-05-13 Revital Eres <eres@il.ibm.com>
15009 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15010 which walks virtual def-use chains to find redundant stores.
15011 (dse_optimize_stmt): Call it.
15013 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15015 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15016 * passes.c (init_optimization_passes): Move pass_jump_bypass
15019 * basic-block.h (bb_has_eh_pred): Fix style issue.
15021 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15023 PR rtl-optimization/31848
15024 * loop-invariant.c (move_invariant_reg): If we move an insn
15025 with a REG_EQUAL note, and that insn is not always executed,
15026 remove the REG_EQUAL note.
15028 2007-05-12 Richard Guenther <rguenther@suse.de>
15030 PR tree-optimization/31797
15031 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15032 propagate into a stmt that has volatile ops.
15034 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15036 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15037 (gcc_tooldir): Likewise.
15038 * configure: Regenerate.
15039 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15040 old configure.ac gcc_tooldir setting.
15041 (prefix_to_exec_prefix): New variable.
15042 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15043 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15045 2007-05-11 Silvius Rus <rus@google.com>
15047 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15048 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
15049 * c-common.h (strict_aliasing_warning): Change return type.
15050 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
15051 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
15052 (build_c_cast): Condition call to strict_aliasing_warning.
15053 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
15054 * flags.h (set_Wstrict_aliasing): Declare.
15055 * opts.c (set_Wstrict_alising): Define, add call to.
15056 * tree-flow.h (strict_aliasing_warning_backend): Declare.
15057 * tree-ssa-alias-warnings.c: New file.
15058 * tree-ssa-alias.c (compute_may_aliases): Add call to
15059 strict_aliasing_warning_backend.
15061 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
15063 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15064 Use loop_depth and loop_outer accessor functions.
15065 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
15066 determine_invariantness_stmt, move_computations_stmt): Ditto.
15067 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
15068 add_loop, loopify, unloop, fix_loop_structure): Ditto.
15069 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
15070 * tree-scalar-evolution.c (interpret_loop_phi,
15071 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
15072 instantiate_parameters_1, scev_const_prop): Ditto.
15073 * cfghooks.c (make_forwarder_block): Ditto.
15074 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
15075 * modulo-sched.c (loop_canon_p): Ditto.
15076 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
15077 slpeel_can_duplicate_loop_p): Ditto.
15078 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
15079 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15080 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
15081 cancel_loop, verify_loop_structure): Ditto.
15082 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
15083 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
15084 superloops vector instead of "pred" array.
15085 (establish_preds): Take father loop as an argument. Initialize the
15087 (flow_loop_tree_node_add): Pass father loop to establish_preds.
15088 Do not initialize loop->outer.
15089 (flow_loop_tree_node_remove): Truncate the superloops vector.
15090 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
15091 "pred" merged to "superloops" vector.
15092 (loop_depth, loop_outer): New.
15093 (fel_init): Use loop_outer.
15095 2007-05-11 Jan Hubicka <jh@suse.cz>
15097 * cgraphunit.c: Include gt-cgraphunit.h
15098 (static_ctors, static_dtors): New static vars.
15099 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
15100 based on implementation in c-common.c
15101 (cgraph_finalize_function): Call record_cdtor_fn.
15102 (cgraph_optimize): Call cgraph_build_cdtor_fns.
15103 * decl.c (finish_function): Do not call c_record_cdtor_fn.
15104 (c_write_global_declarations): Do not call c_build_cdtor_fns.
15105 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15106 build_cdtor, c_build_cdtor_fns): Remove.
15107 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15108 c_build_cdtor_fns): Remove prototype.
15110 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15113 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15114 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15115 * builtins.c (fold_builtin_memchr): New.
15116 (expand_builtin_memchr): Call the latter.
15117 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15118 * doc/extend.texi ([Other built-in functions provided by GCC]):
15121 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15123 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15124 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15125 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
15126 PFPO_OP1_TYPE_SHIFT): Constants added.
15127 (DFP_ALL): Mode macro defined.
15128 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
15129 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
15130 Insn definitions added.
15131 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
15132 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
15135 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
15137 PR tree-optimization/31885
15138 * tree-chrec.c (chrec_contains_undetermined): Do not consider
15139 NULL_TREE to be undetermined.
15140 (automatically_generated_chrec_p): Return false for NULL.
15142 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15144 * config/bfin/bfin.h (MOVE_RATIO): Define.
15146 2007-05-10 Richard Sandiford <richard@codesourcery.com>
15148 * config.gcc (sparc-wrs-vxworks): New target.
15149 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
15150 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
15151 * config/sparc/sparc.h: Include vxworks-dummy.h.
15152 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
15153 include LABEL_REFs too.
15154 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
15155 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
15157 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
15159 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
15160 (sparc_emit_call_insn): New function.
15161 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
15162 functions when generating VxWorks PIC.
15163 * config/sparc/sparc.md (vxworks_load_got): New pattern.
15164 (call, call_value): Use sparc_emit_call_insn instead of
15167 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15169 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
15171 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15173 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
15174 for floating-point values if HOST_BITS_PER_LONG > 32. Use
15175 split_double instead of operand_subword.
15177 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15179 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
15180 * config/bfin/bfin.c (bfin_local_alignment): New function.
15181 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
15183 2007-05-08 Chao-ying Fu <fu@mips.com>
15185 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
15186 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
15187 (smsub_widen_optab, umsub_widen_optab): Define.
15188 * optabs.c (init_optabs): Initialize smsub_widen_optab and
15190 * genopinit.c (optabs): Fill in smsub_widen_optab and
15192 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
15193 and umsub_widen_optab to implement multiply-subtract sequences.
15194 * config/mips/mips.md (*msac<u>_di): Rename to...
15195 (<u>msubsidi4): ...this. Extend condition to include
15196 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15197 of operand 0 to "ka" and use the three-operand form of msub<u>
15199 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
15202 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15204 PR rtl-optimization/28011
15205 * reload.c (push_reload): Set dont_share if IN appears in OUT
15206 also when IN is a PLUS rtx.
15207 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
15210 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
15212 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
15213 call unshare_all_decls.
15214 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
15215 (unshare_all_decls): Remove.
15217 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
15220 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
15223 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
15224 Nigel Stephens <nigel@mips.com>
15226 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
15227 Update comments and all uses.
15228 (MIN_FPRS_PER_FMT): Define.
15229 * config/mips/mips.c (function_arg): Fix to correctly handle
15230 the -mips32r2 -mfp64 -mabi=32 case.
15231 (override_options): Enable use of odd-numbered registers for
15232 SFmode values on MIPS32.
15233 (mips_save_reg_p): Save whole floating-point register pair if
15234 either half is used.
15235 (compute_frame_size): Fix comment.
15237 2007-05-08 Jie Zhang <jie.zhang@analog.com>
15239 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
15240 argument of type bool.
15241 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
15242 argument. Safely select temporary P register according to it.
15243 (do_link): Change call site of add_to_reg accordingly.
15244 (do_unlink): Add epilogue_p as a fourth argument and pass it
15246 (expand_interrupt_handler_epilogue): Change call of do_unlink
15248 (bfin_expand_prologue): Add a third argument sibcall_p.
15249 * config/bfin/bfin.md (epilogue): Change call of
15250 bfin_expand_epilogue accordingly.
15251 (sibcall_epilogue): Likewise.
15252 (eh_return_internal): Likewise.
15254 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
15255 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
15256 * config/bfin/bfin.c (bfin_handle_option): Handle
15257 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
15258 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
15259 Support bf534, bf536 and bf561.
15260 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
15262 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
15265 * config/i386/i386.c (ix86_function_regparm): Process local
15266 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
15268 2007-05-07 Mike Stump <mrs@apple.com>
15270 * doc/invoke.texi (Warning Options): Document that -Wempty-body
15271 also checks for and while statements in C++.
15273 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
15275 * gcc.c (at_file_supplied): New variable.
15276 (main): Set it if we expanded argv.
15277 (do_spec_1): Pass an @-file to the linker if we were called with
15278 an @-file argument and HAVE_GNU_LD.
15279 * collect2.c (at_file_supplied): New variable.
15280 (response_file): New variable.
15281 (collect_exit): Unlink response_file if necessary.
15282 (handler): Likewise.
15283 (do_wait): Likewise.
15284 (main): Set at_file_supplied if we expanded argv.
15285 (collect_execute): Pass an @-file to subprocesses if we were called
15286 with an @-file argument.
15287 * configure.ac: Add define for HAVE_GNU_LD.
15288 * configure: Regenerate.
15289 * config.in: Regenerate.
15291 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
15293 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
15294 operand to HI mode.
15299 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
15301 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
15302 (TARGET_ENCODE_SECTION_INFO): Re-define.
15303 (m32c_encode_section_info): New
15304 (function_vector_handler): New
15305 (current_function_special_page_vector): New
15306 (m32c_special_page_vector_p): New.
15307 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
15309 * config/m32c/jump.md: Added instruction JSRS for functions
15310 with attribute "function_vector".
15311 * doc/extend.texi (function_vector): Added description
15312 for M16C, M32C targets.
15314 2007-05-07 DJ Delorie <dj@redhat.com>
15317 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
15318 ashrpsi3, lshrpsi3): Update shift count constraint.
15320 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
15321 Nathan Froyd <froydnj@codesourcery.com>
15324 * c-incpath.c (add_path): Strip trailing path separators.
15326 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
15328 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
15329 Free dominance info before purging EH edges.
15330 (eliminate_degenerate_phis): Likewise.
15331 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
15333 2007-05-07 Jan Hubicka <jh@suse.cz>
15335 * gimplify.c (gimplify_expr): Do not crash when folding
15336 (void *)(int)&a + 4.
15338 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15341 * c-opts.c (lang_fortran): Make it non static.
15342 * c-common.h (lang_fortran): New prototype.
15343 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
15344 -lang-fortran option was passed by the driver.
15346 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
15348 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
15349 of ASSERT_CHECKING. Tweak message.
15351 2007-05-06 Revital Eres <eres@il.ibm.com>
15354 * loop-unroll.c (insert_var_expansion_initialization):
15355 Initialize the expansions with -zero instead of +zero.
15357 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
15359 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
15360 into pic and non-pic versions. Mark r19 as used for
15361 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
15362 for tgd_load, tld_load and tie_load .
15363 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
15364 version of tgd_load, tld_load and tie_load depending on the
15367 2007-05-04 Ulrich Drepper <drepper@redhat.com>
15368 Jakub Jelinek <jakub@redhat.com>
15370 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
15371 (__do_global_dtors_aux): Use more paranoid loop to run
15372 destructors if HIDDEN_DTOR_LIST_END.
15373 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
15375 2007-05-04 Jakub Jelinek <jakub@redhat.com>
15377 * varasm.c (align_variable): Don't increase alignment for
15378 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
15379 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
15381 2007-05-04 Josh Conner <jconner@apple.com>
15383 * basic-block.h (cdi_direction): Assign values to all enumeration
15385 (dom_computed): Remove.
15386 (dom_info_state): New.
15387 (set_dom_info_availability): New.
15388 * tree-ssa-loop-im.c (determine_invariantness): Initialize
15389 walk_data.dom_direction.
15390 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
15391 instead of dom_computed[].
15392 (split_edge): Likewise.
15393 (create_basic_block): Likewise.
15394 (merge_blocks): Likewise.
15395 * ifcvt.c (find_if_header): Likewise.
15396 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
15397 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
15398 * tree-ssa.c (verify_ssa): Likewise.
15399 * tree-cfg.c (tree_verify_flow_info): Likewise.
15400 (remove_edge_and_dominated_blocks): Likewise.
15401 * dominance.c (dom_computed): Make static.
15402 (calc_dfs_tree_nonrec): Change third param to a bool.
15403 (calc_dfs_tree): Change second param to a bool.
15404 (calc_idioms): Change second param to a bool. Use
15405 dom_convert_dir_to_idx.
15406 (init_dom_info): Validate dir before using.
15407 (dom_convert_dir_to_idx): New.
15408 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
15409 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
15410 (free_dominance_info): Use dom_convert_dir_to_idx.
15411 (get_immediate_dominator): Likewise.
15412 (set_immediate_dominator): Likewise.
15413 (get_dominated_by): Likewise.
15414 (redirect_immediate_dominators): Likewise.
15415 (nearest_common_denominator): Likewise.
15416 (dominated_by_p): Likewise.
15417 (bb_dom_dfs_in): Likewise.
15418 (bb_dom_dfs_out): Likewise.
15419 (recount_dominator): Likewise.
15420 (iterate_fix_dominators): Likewise.
15421 (add_to_dominance_info): Likewise.
15422 (delete_from_dominance_info): Likewise.
15423 (first_dom_son): Likewise.
15424 (next_dom_son): Likewise.
15425 (dom_info_available_p): Likewise.
15426 (dom_info_state): New.
15427 (set_dom_info_availability): New.
15429 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15431 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
15433 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
15435 2007-05-04 Bob Wilson <bob.wilson@acm.org>
15437 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
15438 (subdi3, subdi_carry): Delete.
15440 2007-05-04 Jan Hubicka <jh@suse.cz>
15441 Richard Guenther <rguenther@suse.de>
15443 * opts.c (decode_options): Do not fiddle with inlining
15444 parameters in case of optimizing for size.
15445 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
15446 for size do nothing.
15447 (cgraph_decide_inlining_of_small_function): When optimizing for
15448 size never inline functions increasing caller size.
15449 (cgraph_early_inlining): Inline for size when optimizing for size.
15451 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
15453 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
15454 logical operations piecewise.
15455 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
15456 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
15457 subdi_sesidi_di): Delete.
15458 (add_with_carry): Produce carry in CC instead of a DREG to shorten
15459 the generated sequence. Allow three-reg add in constraints. Rewrite
15460 the rtl expression for carry to avoid zero_extend of a constant.
15461 (sub_with_carry): New pattern.
15462 (adddi3, subdi3): Change into define_expand. For subtract, generate a
15463 different sequence not involving jumps.
15464 (notbi): Now a named pattern.
15466 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
15468 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
15469 Add the note about a significant loss of accuracy of some
15470 mathematical routines when these options are used.
15472 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15474 * haifa-sched.c (rtx_vec_t): New typedef.
15475 (contributes_to_priority_p): Extract piece of priority () into new
15477 (priority): Use the function. Add assertion.
15478 (rank_for_schedule, set_priorities): Add assertion to check that
15479 insn's priority is initialized.
15480 (clear_priorities, calc_priorities): Change signature. Make it update
15481 all relevant insns. Update all callers ('add_to_speculative_block ()'
15482 and 'create_block_check_twin ()').
15483 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
15484 Add new field 'priority_status'.
15485 (INSN_PRIORITY_STATUS): New macro.
15486 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
15488 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15490 * sched-ebb.c (debug_ebb_dependencies): New static function.
15491 (init_ready_list): Use it.
15493 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
15494 with changed signature and 'debug_rgn_dependencies ()'.
15495 (debug_rgn_dependencies): New static function.
15496 (init_ready_list): Use it.
15498 * sched-int.h (debug_dependencies): Declare.
15500 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15502 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
15504 2007-05-04 Dirk Mueller <dmueller@suse.de>
15506 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
15508 2007-05-03 Jan Hubicka <jh@suse.cz>
15510 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
15511 ((T1)X op (T1)Y), for pointer type in more cases than before.
15513 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
15515 * tree-object-size.c (plus_expr_object_size): When operand size is
15516 unknown, return unknown.
15518 2007-05-03 Dirk Mueller <dmueller@suse.de>
15520 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
15522 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
15525 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
15527 2007-05-03 Janis Johnson <janis187@us.ibm.com>
15529 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
15531 2007-05-03 Joseph Myers <joseph@codesourcery.com>
15533 * config/soft-fp/double.h, config/soft-fp/extended.h,
15534 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
15535 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
15536 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
15537 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
15540 2007-05-03 Ian Lance Taylor <iant@google.com>
15542 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
15543 MASK_PPC_GFXOPT for 8540 or 8548.
15545 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
15547 * tree-vect-transform.c (vect_update_inits_of_drs): Use
15548 vect_print_dump_info() to output debug information.
15550 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
15553 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
15554 operands of size 2 when operand is not MEM_P.
15556 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
15558 PR tree-optimization/30565
15559 * lambda-code.c (perfect_nestify): Fix updating of dominators.
15561 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
15563 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
15564 (umulsi3_highpart): Use them.
15565 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
15566 for final accumulator to D regisster tranfser.
15568 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
15570 PR tree-optimization/31699
15571 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
15573 (vect_enhance_data_refs_alignment): Compute peel amount using
15574 TYPE_VECTOR_SUBPARTS instead of vf.
15575 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
15577 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
15580 * system.h: Remove inclusion of double-int.h
15581 * tree.h: Include double-int.h
15582 * gengtype.c: Likewise
15583 * cfgloop.h: Likewise
15584 * Makefile.in: Adjust dependencies on double-int.h
15586 2007-05-02 Eric Christopher <echristo@apple.com>
15588 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
15589 -shared to -Zdynamiclib.
15591 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
15594 * c-common.c (strip_pointer_or_array_types): New function.
15595 * c-common.h (strip_pointer_or_array_types): New function declaration.
15597 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
15599 PR tree-optimization/31771
15600 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
15602 2007-05-02 Paul Brook <paul@codesourcery.com>
15604 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
15606 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15608 PR middle-end/29715
15609 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
15612 2007-05-02 Nick Clifton <nickc@redhat.com>
15614 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
15616 2007-05-02 Richard Guenther <rguenther@suse.de>
15618 PR tree-optimization/31146
15619 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
15620 argument, single_use_p. If we have a single use that is
15621 a conversion to the definition rhs type, propagate that rhs.
15622 (forward_propagate_addr_expr): Pass single_use_p argument
15623 to forward_propagate_addr_expr_1.
15625 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
15627 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
15630 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15632 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
15633 'AMD Family 10 core'.
15635 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15637 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
15638 and athlon64-sse3 as improved versions of k8, opteron and athlon64
15639 with SSE3 instruction set support.
15640 * doc/invoke.texi: Likewise.
15642 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15644 * config/i386/i386.c (override_options): Tuning 32-byte loop
15645 alignment for amdfam10 architecture. Increasing the max loop
15646 alignment to 24 bytes.
15648 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
15650 * config/m68k/constraints.md: New.
15651 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
15652 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15653 EXTRA_CONSTRAINT): Remove.
15654 * config/m68k/m68k.md: Include constraints.md.
15655 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
15657 2007-05-01 Ian Lance Taylor <iant@google.com>
15659 PR tree-optimization/31739
15660 * tree-vrp.c (vrp_val_is_max): New static function.
15661 (vrp_val_is_min): New static function.
15662 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
15664 (set_value_range): Use vrp_val_is_{max,min}.
15665 (extract_range_from_assert): Likewise.
15666 (extract_range_from_binary_expr): Likewise.
15667 (extract_range_from_unary_expr): Likewise.
15668 (dump_value_range, vrp_meet): Likewise.
15669 (vrp_visit_phi_node): Likewise.
15670 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
15672 2007-05-01 Mark Mitchell <mark@codesourcery.com>
15674 * config/i386/gmon-sol2.c (size_t): New type.
15675 (intptr_t): Likewise.
15676 (s_textsize): Declare as size_t.
15678 (monstartup): Use size_t for sizes.
15679 (_mcount): Save and restore registers.
15680 (internal_mcount): Pass 0 as the first argument to monstartup
15682 (moncontrol): Convert pointer to appropriately sized integer
15683 before passing to profil.
15685 2007-05-01 Joseph Myers <joseph@codesourcery.com>
15687 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
15688 __NO_FPRS__, not just if _SOFT_DOUBLE.
15689 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
15690 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
15691 also for E500 double.
15692 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
15693 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
15696 2007-05-01 Richard Guenther <rguenther@suse.de>
15698 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
15701 2007-05-01 Joseph Myers <joseph@codesourcery.com>
15703 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
15705 2007-05-01 Jan Hubicka <jh@suse.cz>
15707 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
15710 2007-05-01 Jan Hubicka <jh@suse.cz>
15712 * tree.h (maybe_fold_offset_to_component_ref): Remove.
15713 (maybe_fold_offset_to_reference): Declare.
15714 * fold-const.c (fold_unary): Do not fold
15715 (type *)&A into &A->field_of_type_and_offset_0
15716 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
15717 size is unknown, give up.
15718 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
15720 (maybe_fold_offset_to_reference): New.
15721 (maybe_fold_stmt_indirect): Use it.
15722 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
15723 * gimplify.c (gimplify_conversion): Canonicalize conversions to
15725 (gimplify_expr): Likewise for plus_expr.
15727 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
15729 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
15730 bsi_after_labels. Always insert statements before bsi.
15731 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
15732 * predict.c (apply_return_prediction): Check for empty blocks.
15733 * cfgexpand.c (lab_rtx_for_bb): New variable.
15734 (label_rtx_for_bb): Do not create new tree labels.
15735 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
15736 (tree_expand_cfg): Initialize lab_rtx_for_bb.
15737 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
15739 (label_for_bb): Add field used.
15740 (update_eh_label, main_block_label): Mark the label used.
15741 (cleanup_dead_labels): Remove unused labels.
15743 2007-05-01 Richard Guenther <rguenther@suse.de>
15745 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
15746 if it is not about to be set.
15747 (get_value_range): Do not pre-allocate equiv bitmap.
15748 (update_value_range): No need to clear equiv field.
15749 (add_equivalence): Change prototype to get bitmap pointer.
15750 Allocate bitmap here if it is not already.
15751 (extract_range_from_assert): Do not allocate bitmap here.
15752 Update callers to add_equivalence.
15753 (extract_range_from_ssa_name): Likewise.
15754 (get_vr_for_comparison): New static helper.
15755 (compare_name_with_value): Handle NULL equiv bitmap by
15756 peeling the first iteration of the comparison loop.
15757 Use get_vr_for_comparison.
15758 (compare_names): Handle NULL equiv bitmaps by using fake
15759 ones. Use get_vr_for_comparison.
15761 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
15763 * double-int.c (mpz_set_double_int): Moved from
15764 tree-ssa-loop-niter.c.
15765 (mpz_get_double_int): Likewise; also, add option to wrap
15766 out-of-range integers.
15767 * double-int.h: New prototypes for above.
15768 * tree.c (get_static_type_bounds): Moved from
15769 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
15770 TYPE_MAX_VALUE if they exist..
15771 * tree.h: New prototype for above.
15772 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
15773 get_type_bounds calls.
15774 (mpz_set_double_int): Move to double-int.c.
15775 (get_type_bounds): Move to tree.c, rename to
15776 get_static_type_bounds.
15777 (mpz_to_double_int): Move to double-int.c, rename to
15778 mpz_get_double_int.
15780 2007-04-30 Bob Wilson <bob.wilson@acm.org>
15782 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
15783 DIV0 exception can fall through to a normal return.
15785 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
15787 PR middle-end/22156
15788 Temporarily revert:
15789 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
15790 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
15791 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15792 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
15793 initialize align to silence bogus warning.
15794 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15795 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
15797 (struct sra_walk_fns): Remove use_all parameter from use.
15798 (sra_hash_tree): Handle BIT_FIELD_REFs.
15799 (sra_elt_hash): Don't hash bitfld blocks.
15800 (sra_elt_eq): Skip them in parent compares as well. Handle
15802 (sra_walk_expr): Don't maintain or pass down use_all_p.
15803 (scan_use): Remove use_all parameter.
15804 (scalarize_use): Likewise. Re-expand assignment to
15805 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
15806 output, and re-scalarize after output. Don't mark anything
15808 (scalarize_ldst): Adjust.
15809 (scalarize_walk_gimple_modify_statement): Likewise.
15810 (build_element_name_1): Handle BIT_FIELD_REFs.
15811 (instantiate_element): Don't warn for any element whose parent
15812 is used as a whole.
15813 (instantiate_missing_elements_1): Return the sra_elt.
15814 (canon_type_for_field): New.
15815 (try_instantiate_multiple_fields): New.
15816 (instantiate_missing_elemnts): Use them.
15817 (mark_no_warning): Removed.
15818 (generate_one_element_ref): Handle BIT_FIELD_REFs.
15819 (REPLDUP, sra_build_elt_assignment): New.
15820 (generate_copy_inout): Use them.
15821 (generate_element_copy): Likewise. Handle bitfld differences.
15822 (generate_element_zero): Don't recurse for blocks. Use
15823 sra_build_elt_assignment.
15824 (generate_one_element_int): Take elt instead of var. Use
15825 sra_build_elt_assignment.
15826 (generate_element_init_1): Adjust.
15827 (scalarize_use, scalarize_copy): Use REPLDUP.
15828 (scalarize_ldst): Move assert before dereference.
15829 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
15831 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
15834 * tree.c (reconstruct_complex_type): Reconstruct a reference
15836 Also use the same mode for the pointer as the old pointer type.
15838 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15840 * doc/trouble.texi (Interoperation): Remove note about Ultrix
15843 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
15845 PR rtl-optimization/31676
15846 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
15847 (df_refs_record): Call it.
15849 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15851 * rtl.def (SS_ABS): New code.
15852 * config/bfin/bfin.c (print_operand): New modifier 'v'.
15853 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
15854 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
15855 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
15856 (bfin_init_builtins): Define them.
15857 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
15858 (bfin_expand_builtin): ... and handle the others here.
15859 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
15860 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
15861 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
15862 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
15863 operand is only HImode.
15865 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
15867 * regclass.c (scan_one_insn): Remove splitting of
15870 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
15871 Nigel Stephens <nigel@mips.com>
15873 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
15875 2007-04-28 Jan Hubicka <jh@suse.cz>
15877 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
15878 insn_locators_alloc instead of insn_locators_initialize;
15879 call reset_block_changes.
15880 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15881 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
15882 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
15883 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15884 * config/score/score.c (th_output_mi_thunk): Likewise.
15885 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
15886 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
15887 tolerate uninitialized locator info.
15890 * function.c (init_function_start): Don't init line number info.
15891 (expand_function_end): Update.
15892 (reset_block_changes, record_block_change, finalize_block_changes,
15893 check_block_change, free_block_changes): Kill.
15894 * function.h (reset_block_changes, record_block_change,
15895 finalize_block_changes, check_block_change, free_block_changes):
15897 (struct function): Remove ib_boundaries_block.
15898 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15899 Use curr_insn_locator to initialize locator.
15900 (emit_line_note): Remove.
15901 * cfgexpand.c (expand_gimple_cond_expr): Update.
15902 (construct_exit_block): Likewise.
15903 (tree_expand_cfg): Initialize/finalize locators.
15904 * expr.c (expand_expr_real): Update.
15905 * cfglayout.c (line_locators_locs, line_locators_lines,
15906 file_locators_locs, file_locators_files): Remove.
15907 (set_block_levels): Move to cfgexpand.c.
15908 (insn_locators_initialize): Remove.
15909 (pass_insn_locators_initialize): Remove.
15910 (locations_locators_locs, locations_locators_vals): New static vars.
15911 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15913 (insn_locators_alloc, insn_locators_finalize,
15914 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15916 (locator_location): New.
15917 (locator_line, locator_file): Rewrite.
15918 * rtl.h (emit_line_note): Kill.
15919 (insn_locators_alloc, insn_locators_finalize,
15920 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15922 * tree-inline.c (initialize_cfun): Do not initialize
15923 ib_boundaries_block.
15924 * passes.c (pass_insn_locators_initialize): Remove.
15926 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
15928 * tree-cfg.c (move_block_to_fn): Release bb from dominance
15929 info. Update last_basic_block correctly.
15931 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
15934 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
15935 register itself to hold the offset constant. Tell flow the use
15936 of r4 and r5 when they are used.
15938 2007-04-27 Richard Guenther <rguenther@suse.de>
15940 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
15941 if we simplified anything.
15942 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
15943 warnings until we did a simplification and the stmt was not
15944 marked as TREE_NO_WARNING.
15946 2007-04-27 Mike Stump <mrs@apple.com>
15948 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
15950 2007-04-27 Ian Lance Taylor <iant@google.com>
15952 PR middle-end/31710
15953 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
15954 TYPE_MAX_VALUE exist, convert them to the new type.
15956 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
15958 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
15959 if it claims to be available.
15960 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
15961 edge is redirected.
15962 (perform_tree_ssa_dce): Always free postdominators.
15964 2007-04-27 Richard Henderson <rth@redhat.com>
15966 * config/alpha/predicates.md (aligned_memory_operand): Mark
15967 as define_special_predicate.
15968 (unaligned_memory_operand, normal_memory_operand): Likewise.
15969 (reg_or_unaligned_mem_operand): Remove.
15970 (any_memory_operand): Match the documentation and check for
15971 non-renumbered pseudos during reload.
15972 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
15973 alpha_secondary_reload_class, update to new interface, make static.
15974 Handle CQImode like HImode. Remove FP subreg check.
15975 (alpha_expand_mov): Use replace_equiv_address.
15976 (alpha_expand_mov_nobwx): Use any_memory_operand.
15977 (TARGET_SECONDARY_RELOAD): New.
15978 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
15979 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
15980 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
15981 * config/alpha/alpha.md: ... here.
15982 (RELOAD12, reloadmode): New.
15984 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
15985 Don't handle the aligned case here.
15986 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
15987 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
15988 reload_inhi_help. Don't expect a scratch register.
15989 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
15991 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
15993 2007-04-27 Richard Guenther <rguenther@suse.de>
15995 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
15997 2007-04-27 Richard Guenther <rguenther@suse.de>
15999 PR tree-optimization/30965
16000 PR tree-optimization/30978
16001 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16002 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16003 (find_equivalent_equality_comparison): Likewise.
16004 (simplify_cond): Likewise.
16005 (get_prop_source_stmt): New helper.
16006 (get_prop_dest_stmt): Likewise.
16007 (can_propagate_from): Likewise.
16008 (remove_prop_source_from_use): Likewise.
16009 (combine_cond_expr_cond): Likewise.
16010 (forward_propagate_comparison): New function.
16011 (forward_propagate_into_cond): Rewrite to use fold for
16013 (tree_ssa_forward_propagate_single_use_vars): Call
16014 forward_propagate_comparison to propagate comparisons.
16016 2007-04-27 Richard Guenther <rguenther@suse.de>
16018 PR tree-optimization/31715
16019 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16020 sure to do computation on the offset in an appropriate
16023 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16025 * reload.h (elimination_target_reg_p): Declare.
16026 * reload.c (find_reloads): Don't apply the reg_rtx move
16027 optimization if the SET_DEST satisfies elimination_target_reg_p.
16028 * reload1.c (elimination_target_reg_p): New function.
16029 (gen_reload): In the move/add2 fallback, make sure that op0
16030 does not overlap the destination register.
16032 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16034 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16035 transform only GIMPLE_MODIFY_STMTs.
16036 * tree-complex.c (expand_complex_operations_1): Ditto.
16037 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16038 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16039 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
16041 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16042 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
16043 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
16044 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
16045 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
16046 slpeel_add_loop_guard): Ditto.
16047 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16048 * lambda-code.c (perfect_nestify): Ditto.
16049 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
16050 before the first statement.
16051 * tree-optimize.c (execute_free_datastructures): Fix comments.
16052 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
16053 * tree-flow.h (disband_implicit_edges): Declaration removed.
16054 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
16056 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
16057 COND_EXPRs without gotos.
16058 (disband_implicit_edges, has_label_p): Removed.
16059 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
16060 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
16062 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
16064 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
16065 also for COND_EXPRs.
16066 * cfgexpand.c (label_rtx_for_bb): New function.
16067 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
16068 Use label_rtx_for_bb to find the labels.
16069 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
16070 last block. Detect fallthru edges.
16072 2007-04-26 Ian Lance Taylor <iant@google.com>
16075 * reload.c (find_reloads_subreg_address): If the address was valid
16076 in the original mode but not in the new mode, reload the whole
16079 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16081 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
16082 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
16083 (cleanup_control_expr_graph): Do not invalidate dominance info.
16084 Record altered blocks.
16085 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
16086 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
16087 cleanup_tree_cfg_bb): New functions.
16088 (remove_forwarder_block): Do not maintain the worklist of blocks.
16089 Record altered blocks.
16090 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
16091 not over whole cfg.
16092 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
16093 delete_unreachable_blocks if dominators are not available.
16094 * tree-inline.c (optimize_inline_calls): Free dominance information
16096 * tree-flow.h (remove_edge_and_dominated_blocks,
16097 cfgcleanup_altered_bbs): Altered.
16098 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
16100 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
16102 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
16103 do not invalidate dominators.
16105 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16107 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16108 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16109 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16110 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16112 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16114 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16116 2007-04-26 Richard Guenther <rguenther@suse.de>
16118 PR tree-optimization/31703
16119 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16120 the right type for the target of the bittest.
16122 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16124 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16125 ix86_sol10_return_in_memory.
16127 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16129 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
16132 2007-04-26 Jakub Jelinek <jakub@redhat.com>
16135 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
16137 PR tree-optimization/30558
16138 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
16139 clear this_state.prev_try.
16141 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16142 Mark Mitchell <mark@codesourcery.com>
16144 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
16145 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
16146 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
16148 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16151 * doc/invoke.texi (%:print-asm-header): Document.
16152 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
16154 (static_spec_functions): Add print-asm-header.
16155 (main): Print a banner before the --target-help linker options.
16156 (print_asm_header_spec_function): New function.
16158 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
16161 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
16162 (movsf_ie): Likewise.
16164 2007-04-25 Paolo Carlini <pcarlini@suse.de>
16166 * doc/extend.texi ([Type Traits]): Adjust per N2255.
16168 2007-04-25 Bob Wilson <bob.wilson@acm.org>
16170 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
16171 exception for divide-by-zero.
16172 (__umodsi3, __modsi3): Likewise.
16174 2007-04-25 Dirk Mueller <dmueller@suse.de>
16176 * c-typeck.c (build_compound_expr): Annotate warning()
16177 call with OPT_Wunused_value.
16178 * tree-ssa.c (warn_uninit): Annotate warning with
16180 * c-common.c (handle_sentinel_attribute): Annotate warning
16181 call with OPT_Wattributes.
16183 2007-04-25 Thiemo Seufer <ths@mips.com>
16185 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
16186 (mips16): Fix typo.
16187 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
16188 on to the assembler. Improve handling of -mno-mips16. Add handling
16189 of -mno-mips3d, -mno-dsp, -mno-dspr2.
16190 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
16191 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
16192 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
16194 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
16197 * config/i386/winnt.c (i386_pe_file_end): Strip only
16198 USER_LABEL_PREFIX when writing export name.
16200 2007-04-25 Richard Sandiford <richard@codesourcery.com>
16202 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
16203 sh/elf.h, vx-common.h and vxworks.h.
16204 * config/sh/sh.h: Include config/vxworks-dummy.h.
16205 (SUBTARGET_OVERRIDE_OPTIONS): Define.
16206 (OVERRIDE_OPTIONS): Use it.
16207 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
16208 (vxworks_picreg): New pattern.
16209 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
16210 VXWORKS_OS_CPP_BUILTINS.
16211 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
16212 to their VXWORKS_* equivalents.
16213 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16214 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
16215 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
16216 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
16217 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
16218 -mrtp/-fPIC multilibs.
16219 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
16220 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
16221 (MULTILIB_OSDIRNAMES): Delete.
16223 2007-04-25 Anatoly Sokolov <aesok@post.ru>
16226 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
16228 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
16230 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
16231 rounding mode to be specified by the caller.
16232 (real_to_mpfr) Likewise.
16233 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
16234 include new arguments.
16235 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
16237 2007-04-24 Ian Lance Taylor <iant@google.com>
16239 PR tree-optimization/31605
16240 * tree-vrp.c (set_value_range): Check that min and max are not
16241 both overflow infinities.
16242 (set_value_range_to_value): New static function.
16243 (extract_range_from_binary_expr): Call set_value_range_to_value.
16244 (extract_range_from_cond_expr): Likewise.
16245 (extract_range_from_expr): Likewise.
16246 (extract_range_from_unary_expr): Likewise. Don't create a range
16247 which overflows on both sides.
16248 (vrp_meet): Check for a useless range.
16249 (vrp_visit_phi_node): If we see a constant which looks like an
16250 overflow infinity, turn off the TREE_OVERFLOW flag.
16252 2007-04-24 Ian Lance Taylor <iant@google.com>
16254 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
16256 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
16258 PR diagnostic/25923
16259 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
16260 diagnostic message is being built.
16261 * tree-pretty-print.c (dump_generic_node): Only write the
16262 formatted text into BUFFER's stream if we are not building a
16263 diagnostic message.
16264 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
16266 * Makefile.in (toplev.o): Depend on tree-pass.h.
16268 2007-04-24 Ian Lance Taylor <iant@google.com>
16270 PR tree-optimization/31602
16271 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
16272 conditionals in the copied loop header.
16273 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
16274 warnings if TREE_NO_WARNING is set.
16275 * doc/invoke.texi (Warning Options): Clarify that
16276 -Wstrict-overflow does not warn about loops.
16278 2007-04-24 Janis Johnson <janis187@us.ibm.com>
16280 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
16281 expand on the comment about _Decimal128 arguments and check the
16282 integer result of the modulus operation; for 64-bit ELF ABI, ensure
16283 that _Decimal128 argument uses even/odd register pair.
16284 (function_arg): Ditto.
16286 2007-04-24 Hui-May Chang <hm.chang@apple.com>
16288 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
16289 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
16291 2007-04-24 Richard Guenther <rguenther@suse.de>
16292 Olga Golovanevsky <olga@il.ibm.com>
16294 * fold-const.c (multiple_of_p): Check for bottom
16297 2007-04-24 Richard Henderson <rth@redhat.com>
16299 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
16300 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
16301 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
16302 looking for non-zero bits shifted out. Avoid a recursive call
16303 when constructing the scalar.
16304 (__floatundisf): Likewise.
16306 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
16308 * dwarf2out.c (field_byte_offset): Move the existing logic
16309 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
16310 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
16312 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16315 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
16316 length argument of 0 for memset.
16317 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
16318 unsigned shift instead of the signed variant.
16320 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16322 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
16323 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
16324 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
16325 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
16326 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
16327 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
16328 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
16329 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
16330 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
16331 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
16332 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
16333 "mul<mode>3", "div<mode>3"): Insn definitions added.
16334 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
16335 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
16336 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
16337 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
16338 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
16339 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
16340 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
16341 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
16342 TARGET_FLOAT_FORMAT): Macro definitions removed.
16343 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
16344 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
16345 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
16346 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
16347 (s390_gen_rtx_const_DI): Function removed.
16348 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
16350 2007-04-24 Richard Sandiford <richard@codesourcery.com>
16352 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
16353 over an external ffs function.
16355 2007-04-24 Chao-ying Fu <fu@mips.com>
16356 Richard Sandiford <richard@nildram.co.uk>
16358 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
16359 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
16360 (smadd_widen_optab, umadd_widen_optab): Define.
16361 * optabs.c (init_optabs): Initialize smadd_widen_optab and
16363 * genopinit.c (optabs): Fill in smadd_widen_optab and
16365 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
16366 and umadd_widen_optab to implement multiply-add sequences.
16367 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
16368 (<u>maddsidi4): ...this. Extend condition to include
16369 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16370 of operand 0 to "ka" and use the three-operand form of madd<u>
16372 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
16374 * config/mips/constraints.md (ka): New register constraint.
16376 2007-04-24 Jan Hubicka <j@suse.cz>
16380 2007-04-23 Jan Hubicka <jh@suse.cz>
16381 * function.c (init_function_start): Don't init line number info.
16382 (expand_function_end): Update.
16383 (reset_block_changes, record_block_change, finalize_block_changes,
16384 check_block_change, free_block_changes): Kill.
16385 * function.h (reset_block_changes, record_block_change,
16386 finalize_block_changes, check_block_change, free_block_changes):
16388 (struct function): Remove ib_boundaries_block.
16389 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16390 Use curr_insn_locator to initialize locator.
16391 (emit_line_note): Remove.
16392 * cfgexpand.c (expand_gimple_cond_expr): Update.
16393 (construct_exit_block): Likewise.
16394 (tree_expand_cfg): Initialize/finalize locators.
16395 * expr.c (expand_expr_real): Update.
16396 * cfglayout.c (line_locators_locs, line_locators_lines,
16397 file_locators_locs, file_locators_files): Remove.
16398 (set_block_levels): Move to cfgexpand.c.
16399 (insn_locators_initialize): Remove.
16400 (pass_insn_locators_initialize): Remove.
16401 (locations_locators_locs, locations_locators_vals): New static vars.
16402 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16404 (insn_locators_alloc, insn_locators_finalize,
16405 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16407 (locator_location): New.
16408 (locator_line, locator_file): Rewrite.
16409 * rtl.h (emit_line_note): Kill.
16410 (insn_locators_alloc, insn_locators_finalize,
16411 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16413 * tree-inline.c (initialize_cfun): Do not initialize
16414 ib_boundaries_block.
16415 * passes.c (pass_insn_locators_initialize): Remove.
16417 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
16419 * doc/invoke.texi: Removed leading '-' from option index entries.
16421 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
16423 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
16425 (create_phi_node): Use set_phi_nodes.
16426 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
16427 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
16428 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
16429 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
16430 (bsi_start, bsi_last): Use bb_stmt_list.
16431 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
16432 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
16433 Traverse the statements using tsi iterator.
16434 * basic-block.h (struct basic_block_def): Fields stmt_list
16435 and phi_nodes moved to ...
16436 (struct tree_bb_info): ... new structure.
16437 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
16438 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
16439 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
16440 (tree_verify_flow_info): Verify that il.tree is not set for
16441 entry and exit block.
16442 (tree_split_block): Use set_bb_stmt_list.
16444 2007-04-23 Mike Stump <mrs@apple.com>
16446 * config/i386/i386.c (ix86_tune_features
16447 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
16450 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
16452 * config/i386/i386.md (prefix_extra): New attribute.
16453 (length): Add prefix_extra.
16455 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
16456 (sse2_movntv2di): Likewise.
16457 (sse2_cvtps2dq): Likewise.
16458 (sse2_cvtpd2pi): Likewise.
16459 (sse2_cvttpd2pi): Likewise.
16460 (*sse2_cvtpd2ps): Likewise.
16461 (*add<mode>3): Likewise.
16462 (sse2_ssadd<mode>3): Likewise.
16463 (sse2_usadd<mode>3): Likewise.
16464 (*sub<mode>3): Likewise.
16465 (sse2_sssub<mode>3): Likewise.
16466 (sse2_ussub<mode>3): Likewise.
16467 (*mulv8hi3): Likewise.
16468 (*smulv8hi3_highpart): Likewise.
16469 (*umulv8hi3_highpart): Likewise.
16470 (sse2_umulv2siv2di3): Likewise.
16471 (sse2_pmaddwd): Likewise.
16472 (ashr<mode>3): Likewise.
16473 (lshr<mode>3): Likewise.
16474 (ashl<mode>3): Likewise.
16475 (sse2_ashlti3): Likewise.
16476 (sse2_lshrti3): Likewise.
16477 (*umaxv16qi3): Likewise.
16478 (*smaxv8hi3): Likewise.
16479 (*uminv16qi3): Likewise.
16480 (*sminv8hi3): Likewise.
16481 (sse2_eq<mode>3): Likewise.
16482 (sse2_gt<mode>3): Likewise.
16483 (*and<mode>3): Likewise.
16484 (sse2_nand<mode>3): Likewise.
16485 (*ior<mode>3): Likewise.
16486 (*xor<mode>3): Likewise.
16487 (sse2_packsswb): Likewise.
16488 (sse2_packssdw): Likewise.
16489 (sse2_packuswb): Likewise.
16490 (sse2_punpckhbw): Likewise.
16491 (sse2_punpcklbw): Likewise.
16492 (sse2_punpckhwd): Likewise.
16493 (sse2_punpcklwd): Likewise.
16494 (sse2_punpckhdq): Likewise.
16495 (sse2_punpckldq): Likewise.
16496 (sse2_punpckhqdq): Likewise.
16497 (sse2_punpcklqdq): Likewise.
16498 (*sse2_pinsrw): Likewise.
16499 (*sse2_pextrw): Likewise.
16500 (sse2_pshufd_1): Likewise.
16501 (sse2_uavgv16qi3): Likewise.
16502 (sse2_uavgv8hi3): Likewise.
16503 (sse2_psadbw): Likewise.
16504 (sse2_pmovmskb): Likewise.
16505 (*sse2_maskmovdqu): Likewise.
16506 (*sse2_maskmovdqu_rex64): Likewise.
16507 (sse4a_extrqi): Likewise.
16508 (sse4a_extrq): Likewise.
16509 (sse3_lddqu): Set prefix_rep.
16510 (sse3_addsubv4sf3): Likewise.
16511 (sse3_haddv4sf3): Likewise.
16512 (sse3_hsubv4sf3): Likewise.
16513 (sse_cvtss2si): Likewise.
16514 (sse_cvtss2si_2): Likewise.
16515 (sse_cvtss2siq): Likewise.
16516 (sse_cvtss2siq_2): Likewise.
16517 (sse_cvttss2si): Likewise.
16518 (sse_cvttss2siq): Likewise.
16519 (sse2_cvttps2dq): Likewise.
16520 (sse3_movshdup): Likewise.
16521 (sse3_movsldup): Likewise.
16522 (sse2_cvtsd2si): Likewise.
16523 (sse2_cvtsd2si_2): Likewise.
16524 (sse2_cvtsd2siq): Likewise.
16525 (sse2_cvtsd2siq_2): Likewise.
16526 (sse2_cvttsd2si): Likewise.
16527 (sse2_cvttsd2siq): Likewise.
16528 (*sse2_cvtpd2dq): Likewise.
16529 (*sse2_cvttpd2dq): Likewise.
16530 (sse2_pshuflw_1): Likewise.
16531 (sse2_pshufhw_1): Likewise.
16532 (sse4a_insertqi): Likewise.
16533 (sse4a_insertq): Likewise.
16534 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
16535 (ssse3_phadddv4si3): Likewise.
16536 (ssse3_phaddswv8hi3): Likewise.
16537 (ssse3_phsubwv8hi3): Likewise.
16538 (ssse3_phsubdv4si3): Likewise.
16539 (ssse3_phsubswv8hi3): Likewise.
16540 (ssse3_pmaddubswv8hi3): Likewise.
16541 (ssse3_pmulhrswv8hi3): Likewise.
16542 (ssse3_pshufbv16qi3): Likewise.
16543 (ssse3_psign<mode>3): Likewise.
16544 (ssse3_palignrti): Likewise.
16545 (abs<mode>2): Likewise.
16546 (ssse3_phaddwv4hi3): Set prefix_extra.
16547 (ssse3_phadddv2si3): Likewise.
16548 (ssse3_phaddswv4hi3): Likewise.
16549 (ssse3_phsubwv4hi3): Likewise.
16550 (ssse3_phsubdv2si3): Likewise.
16551 (ssse3_phsubswv4hi3): Likewise.
16552 (ssse3_pmaddubswv4hi3): Likewise.
16553 (ssse3_pmulhrswv4hi3): Likewise.
16554 (ssse3_pshufbv8qi3): Likewise.
16555 (ssse3_psign<mode>3): Likewise.
16556 (ssse3_palignrdi): Likewise.
16557 (abs<mode>2): Likewise.
16558 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
16559 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
16560 (sse2_pmovmskb): Set mode to SI instead of V2DF.
16562 2007-04-23 Nick Clifton <nickc@redhat.com>
16564 * params.def: Fix formatting of emacs local variables.
16566 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
16568 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
16569 move if inter-unit move isn't allowed.
16570 Don't split moving the first element of V2DI to DI to inter-unit
16571 move if inter-unit move isn't allowed.
16573 2007-04-23 Richard Guenther <rguenther@suse.de>
16575 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
16576 and CDI_POST_DOMINATORS separately.
16578 2007-04-23 Nick Clifton <nickc@redhat.com>
16580 * c.opt (Wformat-contains-nul): Add warning attribute.
16582 2007-04-23 Jan Hubicka <jh@suse.cz>
16584 * function.c (init_function_start): Don't init line number info.
16585 (expand_function_end): Update.
16586 (reset_block_changes, record_block_change, finalize_block_changes,
16587 check_block_change, free_block_changes): Kill.
16588 * function.h (reset_block_changes, record_block_change,
16589 finalize_block_changes, check_block_change, free_block_changes):
16591 (struct function): Remove ib_boundaries_block.
16592 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16593 Use curr_insn_locator to initialize locator.
16594 (emit_line_note): Remove.
16595 * cfgexpand.c (expand_gimple_cond_expr): Update.
16596 (construct_exit_block): Likewise.
16597 (tree_expand_cfg): Initialize/finalize locators.
16598 * expr.c (expand_expr_real): Update.
16599 * cfglayout.c (line_locators_locs, line_locators_lines,
16600 file_locators_locs, file_locators_files): Remove.
16601 (set_block_levels): Move to cfgexpand.c.
16602 (insn_locators_initialize): Remove.
16603 (pass_insn_locators_initialize): Remove.
16604 (locations_locators_locs, locations_locators_vals): New static vars.
16605 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16607 (insn_locators_alloc, insn_locators_finalize,
16608 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16610 (locator_location): New.
16611 (locator_line, locator_file): Rewrite.
16612 * rtl.h (emit_line_note): Kill.
16613 (insn_locators_alloc, insn_locators_finalize,
16614 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16616 * tree-inline.c (initialize_cfun): Do not initialize
16617 ib_boundaries_block.
16618 * passes.c (pass_insn_locators_initialize): Remove.
16620 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16622 PR middle-end/31448
16623 * expr.c (reduce_to_bit_field_precision): Handle
16626 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
16628 PR tree-optimization/24659
16629 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
16630 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
16631 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
16632 * genopinit.c (optabs): Rename vec_pack_mod_optab
16633 to vec_pack_trunc_optab.
16634 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
16635 early for scalar floating point operands for NOP_EXPR.
16636 (vectorizable_type_promotion): Ditto.
16637 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
16638 vec_pack_trunc_optab.
16639 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
16641 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
16642 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
16643 Rename from VEC_PACK_MOD_EXPR.
16644 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
16645 * expr.c (expand_expr_real_1): Ditto.
16646 * tree-inline.c (estimate_num_insns_1): Ditto.
16647 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16649 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
16650 (vec_unpacks_lo_v4sf): Ditto.
16651 (vec_pack_trunc_v2df): Ditto.
16652 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
16653 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
16654 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
16656 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
16658 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
16660 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
16661 Rename from VEC_PACK_MOD_EXPR. This expression also represent
16662 packing of floating point operands.
16663 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
16664 represent unpacking of floating point operands.
16665 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
16666 [vec_unpacks_hi]: Ditto.
16667 [vec_unpacks_lo]: Ditto.
16669 2007-04-22 Jan Hubicka <jh@suse.cz>
16671 * final.c (rest_of_handle_final): Call
16672 targetm.asm_out.constructor/targetm.asm_out.destructor
16673 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
16674 proper priority via decl_*_priority_insert.
16675 * c-common.c (c_expand_body): Likewise.
16677 2007-04-22 Richard Guenther <rguenther@suse.de>
16679 PR tree-optimization/29789
16680 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
16681 (rewrite_reciprocal): New helper split out from
16682 determine_invariantness_stmt.
16683 (rewrite_bittest): Likewise.
16684 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
16685 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
16688 2007-04-22 Revital Eres <eres@il.ibm.com>
16690 * loop-unroll.c (var_to_expand): New field to support also
16691 insns of the form x = something + x.
16692 (analyze_insn_to_expand_var): Use it.
16693 (expand_var_during_unrolling): Likewise.
16695 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
16697 * predict.c: Include pointer-set.h.
16698 (bb_predictions): New variable.
16699 (tree_predicted_by_p, tree_predict_edge,
16700 remove_predictions_associated_with_edge): Use bb_predictions map
16701 instead of bb->predictions.
16702 (clear_bb_predictions, assert_is_empty): New functions.
16703 (combine_predictions_for_bb): Use bb_predictions map. Call
16704 clear_bb_predictions.
16705 (tree_estimate_probability): Create and free bb_predictions map.
16706 * Makefile.in (predict.o): Add pointer-set.h dependency.
16707 * basic-block.h (struct basic_block_def): Remove predictions
16709 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
16711 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
16714 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
16717 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16719 * timevar.c (timevar_print): Change reference of --disable-checking to
16720 --enable-checking=release. Also warn if assert checking is disabled.
16722 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16725 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
16726 decl as addressable if the compound literal was marked as
16728 Mark the decl as a gimple register if it is a complex or
16729 vector decl and does not live in memory.
16731 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16733 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
16734 (GENERIC_NEXT): New function macro.
16735 (PHI_CHAIN): Use phi_node's new chain variable.
16736 (tree_phi_node): Change tree_common to tree_base
16737 and add the chain field.
16738 * tree-phinodes.c (make_phi_node): Don't set
16739 TREE_TYPE on the new node.
16740 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
16741 instead of checking GIMPLE_TUPLE_P in chain_next.
16742 * tree-vect-transform.c
16743 (get_initial_def_for_induction): Look at
16744 PHI_RESULT_TREE for the type of the phi node.
16745 (update_vuses_to_preheader): Use PHI_CHAIN
16746 instead of TREE_CHAIN on the phi node.
16747 * tree-ssa-structalias.c (compute_points_to_sets):
16749 (ipa_pta_execute): Likewise.
16751 2007-04-21 Richard Guenther <rguenther@suse.de>
16753 PR middle-end/31136
16754 * fold-const.c (fold_unary): Call fold_convert_const on the
16757 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
16759 * gcse.c (store_killed_in_insn): Handle PARALLELs.
16760 (store_killed_in_pat): New.
16762 2007-04-20 Richard Henderson <rth@redhat.com>
16765 * config/i386/i386.c (type_has_variadic_args_p): Look for any
16766 TREE_LIST with a void_type_node value, not void_list_node exactly.
16768 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
16770 * doc/standards.texi: Re-arrange into language-specific
16771 subsections. Add a C++ section, documenting which standards we
16774 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
16776 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
16777 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
16779 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
16781 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
16782 ecrti.o and crtbegin.o.
16783 (LIB_DEFAULT_SPEC): Include -lc.
16784 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
16786 2007-04-20 Richard Henderson <rth@redhat.com>
16789 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
16790 argument; update all callers.
16791 (get_unaligned_offset): New.
16792 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
16793 get_unaligned_address, just pass on the address directly.
16794 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
16795 the subreg in the helper patterns.
16796 (unaligned_extendqidi_le): Use get_unaligned_offset.
16797 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
16798 (unaligned_extendhidi_be): Likewise.
16799 (unaligned_extendhidi): Tidy.
16800 * config/alpha/alpha-protos.h: Update.
16802 2007-04-20 Richard Henderson <rth@redhat.com>
16804 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
16805 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
16806 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
16807 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16808 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16809 (CPP_SPEC): Don't include %(cpp_subtarget).
16810 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
16811 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16812 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
16814 2007-04-20 Jakub Jelinek <jakub@redhat.com>
16816 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
16817 for __builtin_ia32_cmpordss.
16819 PR tree-optimization/31632
16820 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
16821 and arg1 for optimizations of comparison against min/max values.
16822 Fold arg0 to arg1's type for optimizations of comparison against
16823 min+1 and max-1 values.
16825 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
16827 * reload.c (combine_reloads): When trying to use a dying register,
16828 check whether it's uninitialized and don't use if so.
16830 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
16832 * fold-const.c: Remove prototypes for native_encode_expr and
16833 native_interpret_expr.
16834 (native_encode_expr): Make non-static.
16835 (native_interpret_expr): Likewise.
16836 * tree.h: Add prototypes for the above.
16838 2007-04-19 Joseph Myers <joseph@codesourcery.com>
16840 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
16841 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
16842 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
16843 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
16844 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
16845 Add length attributes.
16847 2007-04-19 Janis Johnson <janis187@us.ibm.com>
16849 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
16852 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
16853 __STDC_WANT_DEC_FP__.
16855 2007-04-19 Joseph Myers <joseph@codesourcery.com>
16857 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
16858 for long double compatibility.
16859 * configure: Regenerate.
16861 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
16863 PR rtl-optimization/29841
16864 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
16866 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
16867 that may cause control flow transfer from being moved.
16869 2007-04-18 Jan Hubicka <jh@suse.cz>
16871 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
16874 2007-04-18 Eric Christopher <echristo@apple.com>
16876 * config/rs6000/darwin.md (load_macho_picbase): Use link register
16877 only. Update operands.
16878 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
16879 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
16880 link register to pic register.
16882 2007-04-18 Dirk Mueller <dmueller@suse.de>
16884 PR diagnostic/31227
16885 * tree-vrp.c (search_for_addr_array): New.
16886 (check_array_bounds): Suppress warning about
16887 address taken of array refs if its not de-referenced.
16889 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
16891 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
16892 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
16894 * tree-vectorizer.h (NITERS_KNOWN_P): New.
16895 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
16896 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
16898 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
16900 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
16902 (vect_analyze_scalar_cycles): Fix indentation.
16903 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
16904 (vect_mark_relevant): Include phis in relevance analysis.
16906 * tree-vect-transform.c (vect_transform_loop): Add an assert.
16908 2007-04-18 Anatoly Sokolov <aesok@post.ru>
16910 * config/avr/avr.c (ptrreg_to_str): Replace error() with
16911 output_operand_lossage().
16913 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
16915 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
16916 the unused code for reduction without adjust-in-epilog to simplify the
16919 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
16921 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
16922 (S390_TDC_NEGATIVE_ZERO): New constant.
16923 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
16924 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
16925 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
16926 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
16927 (S390_TDC_POSITIVE_INFINITY): New constant.
16928 (S390_TDC_NEGATIVE_INFINITY): New constant.
16929 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
16930 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
16931 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
16932 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
16933 (S390_TDC_INFINITY): New constant.
16934 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
16935 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
16936 optimization for UNSPEC_CCZ_TO_INT.
16937 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
16938 ("*ccz_to_int"): New insn.
16939 ("isinf<mode>2"): New insn.
16940 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
16941 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
16942 (UNSPEC_CCZ_TO_INT): New constant.
16944 2007-04-18 Richard Guenther <rguenther@suse.de>
16946 PR tree-optimization/19431
16947 PR tree-optimization/21463
16948 * tree-pass.h (pass_phiprop): Declare.
16949 * passes.c (init_optimization_passes): New phiprop pass.
16950 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
16951 (phivn_valid_p): New helper function.
16952 (phiprop_insert_phi): Likewise.
16953 (propagate_with_phi): Likewise.
16954 (tree_ssa_phiprop): New propagator propagating loads
16955 through phi nodes if profitable.
16957 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
16959 * tree-vect-analyze.c (process_use): New function.
16960 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
16961 Check phis in all bbs.
16962 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
16965 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
16967 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
16970 2007-04-17 Anatoly Sokolov <aesok@post.ru>
16973 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
16976 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
16978 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
16980 (sse_vmmulv4sf3): Likewise.
16981 (sse2_vmaddv2df3): Likewise.
16982 (sse2_vmmulv2df3): Likewise.
16984 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
16986 PR rtl-optimization/31360
16987 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
16988 (target_reg_cost): New.
16989 (init_set_costs): Initialize target_reg_cost. Add comments
16990 regarding the rationale of the costs.
16991 (global_cost_for_size): Renamed to...
16992 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
16993 of register pressure.
16994 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
16995 estimate_reg_pressure_cost. Add number of ivs.
16996 (determine_set_costs): Dump target_reg_cost.
16997 * loop-invariant.c (gain_for_invariant): Use
16998 estimate_reg_pressure_cost. Removed n_inv_uses argument.
16999 (best_gain_for_invariant, find_invariants_to_move): Remove
17001 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17002 (target_reg_cost): Declare.
17003 (global_cost_for_size): Declaration removed.
17004 (estimate_reg_pressure_cost): Declare.
17006 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17008 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17009 regnos into even/odd register pairs.
17010 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17011 TDmode similar to the other floating point modes.
17012 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17013 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17015 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17016 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17017 (movdd_hardfloat64): Use TARGET_MFPGPR.
17019 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17021 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17024 2005-01-05 Richard Henderson <rth@redhat.com>
17026 * reload1.c (do_input_reload): Restrict the optimization deleteing
17027 a previous output reload to RELOAD_FOR_INPUT.
17029 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17031 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17032 induc_vec_info_type.
17033 (vectorizable_induction): New function declaration.
17034 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17035 check if already vectorized. Find first place in BB where new stmts
17036 can be inserted. Takes only one argument.
17037 (vectorizable_induction): New function.
17038 (vect_transform_stmt): Add case for induc_vec_info_type to call
17039 vectorizable_induction.
17040 (vect_transform_loop): Consider phis for vectorization.
17041 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
17043 (analyze_operations): Call vectorizable_induction when analyzing phis.
17045 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
17046 (vect_mark_relevant): Include phis in relevance analysis.
17047 (vect_mark_stmts_to_be_vectorize): Likewise.
17048 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
17050 2007-04-16 Lawrence Crowl <crowl@google.com>
17052 * doc/invoke.texi (Debugging Options): Add documentation for the
17053 -femit-struct-debug options -femit-struct-debug-baseonly,
17054 -femit-struct-debug-reduced, and
17055 -femit-struct-debug-detailed[=...].
17057 * c-opts.c (c_common_handle_option): Add
17058 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
17059 and OPT_femit_struct_debug_detailed_.
17060 * c.opt: Add specifications for
17061 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
17062 and -femit-struct-debug-detailed[=...].
17063 * opts.c (set_struct_debug_option): Parse the
17064 -femit-struct-debug-... options.
17065 * opts.c (matches_main_base, main_input_basename,
17066 main_input_baselength, base_of_path, matches_main_base): Add
17067 variables and functions to compare header base name to compilation
17069 * opts.c (should_emit_struct_debug): Add to determine to emit a
17070 structure based on the option.
17071 (dump_struct_debug) Also disabled function to debug this
17073 * opts.c (handle_options): Save the base name of the
17076 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
17077 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
17078 This hook indicates if a type is generic. Set it by default
17079 to "never generic".
17080 * langhooks.h (struct lang_hooks_for_types): Add a new hook
17081 to determine if a struct type is generic or not.
17082 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
17083 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
17084 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
17085 with live C++ hook.
17087 * flags.h (enum debug_info_usage): Add an enumeration to describe
17088 a program's use of a structure type.
17089 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
17090 to indicate the program's usage of the type. Filter structs based
17091 on the -femit-struct-debug-... specification.
17092 (gen_type_die): Split into two routines, gen_type_die and
17093 gen_type_die_with_usage. gen_type_die is now a wrapper
17094 that assumes direct usage.
17095 (gen_type_die_with_usage): Replace calls to gen_type_die
17096 with gen_type_die_with_usage adding the program usage of
17097 the referenced type.
17098 (dwarf2out_imported_module_or_decl): Suppress struct debug
17099 information using should_emit_struct_debug when appropriate.
17101 2007-04-16 Ian Lance Taylor <iant@google.com>
17103 PR tree-optimization/31522
17104 * tree-vrp.c (vr_phi_edge_counts): New static variable.
17105 (vrp_initialize): Allocate vr_phi_edge_counts.
17106 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17107 executable edge. Drop test for all constants.
17108 (vrp_finalize): Free vrp_phi_edge_counts.
17110 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17111 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17113 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17114 predecessors at head rather than tail.
17116 2007-04-16 Matthias Klose <doko@debian.org>
17118 * config/alpha/linux.h (CPP_SPEC): Define.
17119 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17121 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17123 * function.h: Remove sequence_stack extern declaration.
17125 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17127 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
17129 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
17132 2007-04-16 Anatoly Sokolov <aesok@post.ru>
17134 * config/avr/avr.c (avr_arch_types): Rearranging array.
17135 (enum avr_arch): Add.
17136 (avr_mcu_types): Use avr_arch enumeration constants instead of
17138 * config/avr/avr.h (LINK_SPEC): Simplify.
17140 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17142 * config/m68k/m68k.c (m68k_libcall_value,
17143 m68k_function_value): Use macros for register names more.
17145 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
17147 (M68K_REGNAME): Use A6_REG.
17148 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
17150 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17152 PR middle-end/28071
17153 * sched-int.h (struct deps): Split field 'pending_lists_length' into
17154 'pending_read_list_length' and 'pending_write_list_length'. Update
17156 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
17157 to handle two length counters instead of one. Update all uses.
17158 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
17159 two length counters instead of one.
17160 * sched-rgn.c (propagate_deps): Update to handle two length counters
17163 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
17166 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
17167 copy of source, pass it to ix86_expand_vector_set and return
17170 2007-04-16 David Ung <davidu@mips.com>
17171 Joseph Myers <joseph@codesourcery.com>
17173 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
17174 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
17175 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
17176 Add 74K processor information.
17177 * config/mips/mips.md: Include 74k.md.
17178 (cpu): Add 74kc,74kf,74kx.
17179 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
17180 * config/mips/74k.md: New.
17181 * doc/invoke.texi (MIPS Options): Document 74K support.
17183 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
17185 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
17186 vectorizable_* functions.
17187 * tree-vect-transform.c (vectorizable_call): Add check for
17188 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
17189 (vectorizable_store): likewise.
17190 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
17192 (vectorizable_operation, vectorizable_type_demotion): Likewise.
17193 (vectorizable_type_promotion, vectorizable_load): Likewise.
17194 (vectorizable_live_operation, vectorizable_condition): Likewise.
17195 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
17197 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
17199 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17201 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
17202 register numbers more.
17203 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
17204 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
17205 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
17206 FUNCTION_VALUE_REGNO_P): Likewise.
17207 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
17208 STATIC_CHAIN_REGNUM): Likewise.
17209 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
17210 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
17211 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
17212 * config/m68k/m68k.md (FP_REG): New.
17214 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17216 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
17219 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17221 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
17222 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
17225 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17227 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
17230 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17233 * c-decl.c (finish_decl): Grab the type of the decl after the call
17234 to store_init_value.
17236 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
17238 * common.opt (fforward-propagate): Fix "Optimization" annotation.
17240 2007-04-14 Jakub Jelinek <jakub@redhat.com>
17243 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
17244 dominators, post dominators and cleanup cfg before returning.
17246 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
17248 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
17249 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
17251 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
17253 * config.gcc: Recognize fido.
17254 * config/m68k/m68k-devices.def (fidoa): New.
17255 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
17257 (FL_FIDOA, TARGET_FIDOA): New.
17258 * config/m68k/m68k.opt (mfidoa): New.
17260 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17262 PR middle-end/31322
17263 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
17264 when a personality function is used.
17266 2007-04-13 Bob Wilson <bob.wilson@acm.org>
17268 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
17270 2007-04-13 Mike Stump <mrs@apple.com>
17272 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
17274 * config/darwin.opt (fapple-kext): Make C++ only.
17275 * config/darwin.c (darwin_override_options): Remove code to ensure
17276 -fapple-kext is given for C++ only.
17278 2007-04-13 Richard Sandiford <richard@codesourcery.com>
17280 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
17281 * config/mips/mips.c (override_options): Call
17282 SUBTARGET_OVERRIDE_OPTIONS, if defined.
17284 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17286 * config/i386/i386.opt (msvr3-shlib): Removed.
17288 * doc/invoke.texi: Remove -msvr3-shlib.
17290 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17292 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
17293 with "popcnt" instruction.
17295 2007-04-13 Richard Guenther <rguenther@suse.de>
17297 PR tree-optimization/21258
17298 * tree-vrp.c (compare_case_labels): New helper.
17299 (find_switch_asserts): New function.
17300 (find_assert_locations): Call it for SWITCH_EXPRs.
17302 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
17304 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
17305 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
17306 check is now implied in X87_FLOAT_MODE_P.
17307 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
17308 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
17309 (fix_trunc<mode>_i386_fisttp): Ditto.
17310 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
17311 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
17312 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
17313 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
17314 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
17315 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
17316 (unnamed_splitters): Ditto.
17317 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
17318 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
17319 FIRST_SSE_REG for local functions when SSE math is enabled or
17320 for functions with sseregparm attribute.
17321 (standard_80387_constant_p): Return -1 if mode is not
17323 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
17324 (ix86_expand_compare): Ditto.
17325 (ix86_expand_carry_flag_compare): Ditto.
17326 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
17327 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
17328 DECIMAL_FLOAT_MODE_P.
17329 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
17330 of SCALAR_FLOAT_MODE_P.
17331 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
17332 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
17333 checks before FLOAT_MODE_P.
17334 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
17335 before FLOAT_MODE_P.
17340 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
17342 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
17343 Charles Wilson <libtool@cwilson.fastmail.fm>
17345 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
17346 (libgcc.mvars): Don't depend on them.
17347 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
17348 * exec-tool.in: New.
17350 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
17352 * doc/invoke.text (--help): Document --help=common.
17354 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
17356 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
17358 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17360 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
17361 * genemit.c (main): Emit #include "integrate.h".
17362 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
17363 (LOADGP_RTP): New mips_loadgp_style.
17364 * config/mips/mips.h: Include config/vxworks-dummy.h.
17365 (TARGET_RTP_PIC): New macro.
17366 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
17367 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
17368 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
17369 for TARGET_RTP_PIC.
17370 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
17371 -mvxworks-pic when using -mrtp and a PIC option.
17372 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
17374 (mips_symbolic_constant_p, mips_symbolic_address_p)
17375 (mips_symbol_insns): Handle SYMBOL_HALF.
17376 (override_options): Warn about -G and -mrtp being used together.
17377 Initialize mips_lo_relocs[SYMBOL_HALF].
17378 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
17379 (mips_emit_loadgp): Handle LOADGP_RTP.
17380 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
17381 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
17382 (tablejump): Handle function-relative case table entries if
17384 * config/mips/predicates.md (symbol_ref_operand): New predicate.
17386 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17388 * config/mips/mips.md (load_call<mode>): Allow any general register.
17390 (sibcall_value_internal, sibcall_value_multiple_internal)
17391 (call_value_internal, call_value_split, call_value_multiple_internal)
17392 (call_value_multiple_split): Remove constraints from operand 0.
17394 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17396 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
17397 rather than loadgp_noshared.
17398 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
17399 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
17401 * config/mips/mips.md (loadgp): Rename to...
17402 (loadgp_newabi): ...this.
17403 (loadgp_noshared): Rename to...
17404 (loadgp_absolute): ...this.
17406 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17408 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
17409 false for locally-binding symbols.
17410 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
17412 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17414 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
17415 (SYMBOL_GOT_PAGE_OFST): ...this.
17416 (SYMBOL_GOT_GLOBAL): Rename to...
17417 (SYMBOL_GOT_DISP): ...this.
17418 (SYMBOL_GOTOFF_GLOBAL): Rename to...
17419 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
17420 * config/mips/mips.c (mips_global_symbol_p): New function.
17421 (mips_symbol_binds_local_p): Likewise.
17422 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
17423 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
17424 mips_global_symbol_p and mips_symbol_binds_local_p.
17425 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
17426 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
17427 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
17428 SYMBOL_GOTOFF_DISP.
17429 (mips_ok_for_lazy_binding_p): New function.
17430 (mips_load_call_address, mips_expand_call): Use it.
17431 (mips_dangerous_for_la25_p): Likewise.
17432 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
17433 (*got_disp<mode>): Use got_disp_operand instead of
17434 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
17435 SYMBOL_GOTOFF_GLOBAL.
17436 (*got_page<mode>): Use got_page_ofst_operand instead of
17438 * config/mips/predicates.md (const_call_insn_operand): Use
17439 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
17440 (global_got_operand): Rename to...
17441 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
17443 (local_got_operand): Rename to...
17444 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
17445 of SYMBOL_GOT_LOCAL.
17447 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17449 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
17450 TARGET_CALL_CLOBBERED_GP.
17451 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17452 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
17453 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
17454 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
17455 of TARGET_ABICALLS && !TARGET_NEWABI.
17456 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17457 * config/mips/mips.c (mips_load_call_address): Check
17458 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
17459 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17460 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
17461 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
17462 TARGET_ABICALLS && TARGET_NEWABI.
17463 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
17465 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
17466 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
17467 TARGET_ABICALLS && TARGET_NEWABI.
17468 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
17469 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
17470 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
17471 whether indirect calls must use $25.
17472 (mips_extra_live_on_entry): Check TARGET_GOT instead of
17474 * config/mips/mips.md (jal_macro): Check flag_pic and
17475 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
17476 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
17477 instead of TARGET_ABICALLS.
17478 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
17479 TARGET_ABICALLS && TARGET_OLDABI.
17480 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17481 (sibcall): In the comment above the define_insn, mention
17482 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
17483 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
17484 instead of TARGET_ABICALLS.
17486 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
17488 * doc/md.texi (Blackfin family constraints): Document PA and PB.
17489 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
17490 (MACFLAGS_MATCH_P): New macro.
17491 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
17492 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
17493 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
17494 the other MACFLAG constants.
17495 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
17496 (flag_machi): Tighten constraints. Renumber some of the operands.
17497 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
17499 (flag_machi_parts_acconly): New pattern.
17500 (flag_macinithi): Tighten constraints. Allow any accumulator to be
17502 (flag_macinit1hi): Tighten constraints.
17503 (flag_mul_macv2hi_parts_acconly): New pattern.
17505 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
17506 Use a more efficient implementation.
17507 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
17508 inline sequences when not optimizing for size.
17510 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
17511 movhi_high2low): Delete, merge functionality into...
17512 (packv2hi): ... this pattern.
17514 2007-02-11 Jie Zhang <jie.zhang@analog.com>
17515 * config/bfin/bfin.opt (msim): New option.
17516 (mcpu=): New option.
17517 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
17518 (bfin_cpu_t): Typedef of enum bfin_cpu.
17519 (bfin_cpu_type): New declaration.
17520 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
17521 -msim and -mcpu= options.
17522 (LIB_SPEC): Likewise.
17523 * config/bfin/bfin.c (bfin_cpu_type): Define.
17524 (bfin_handle_option): Handle -mcpu= option.
17525 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
17526 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
17527 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
17529 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17531 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
17532 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
17533 (powerpc-wrs-vxworksae): Use ${tm_file}.
17534 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
17535 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
17536 * config/i386/vx-common.h: New file.
17538 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17540 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
17543 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
17545 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
17548 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
17552 * c-common.c (c_build_qualified_type): Set canonical type
17555 2007-04-12 Richard Guenther <rguenther@suse.de>
17557 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
17558 lower bound and element size if lower bound is not zero
17559 or either of the ARRAY_REF operands is set.
17561 2007-04-12 Richard Guenther <rguenther@suse.de>
17563 PR tree-optimization/24689
17564 PR tree-optimization/31307
17565 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
17567 * gimplify.c (canonicalize_addr_expr): To be consistent with
17568 gimplify_compound_lval only set operands two and three of
17569 ARRAY_REFs if they are not gimple_min_invariant. This makes
17570 it never at this place.
17571 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
17573 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17575 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
17576 null before emitting a .nsubspa directive.
17578 2007-04-11 Diego Novillo <dnovillo@redhat.com>
17580 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
17581 need_to_partition_p if there are no memory statements in the
17584 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17586 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
17587 (gcd_of_steps_may_divide_p): New function.
17588 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
17590 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17592 * reload.c (find_reloads_toplev, find_reloads_address,
17593 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
17594 not a pointer equality test, to decide if we need to call
17595 push_reg_equiv_alt_mem.
17597 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
17599 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
17600 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
17602 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
17604 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17606 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
17607 vector to be positive.
17609 2007-04-11 Diego Novillo <dnovillo@redhat.com>
17613 * doc/invoke.texi: Document --params max-aliased-vops and
17615 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
17616 debug_memory_partitions): Move to tree-flow.h
17617 * params.h (AVG_ALIASED_VOPS): Define.
17618 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
17620 (mp_info_t): Likewise.
17621 (get_mem_sym_stats_for): New.
17622 (set_memory_partition): Move from tree-flow-inline.h.
17623 (mark_non_addressable): Only clear the set of symbols for the
17624 partition if it exists.
17625 (dump_memory_partitions): Move from tree-ssa-operands.c
17626 (debug_memory_partitions): Likewise.
17627 (need_to_partition_p): New.
17628 (dump_mem_ref_stats): New.
17629 (debug_mem_ref_stats): New.
17630 (dump_mem_sym_stats): New.
17631 (debug_mem_sym_stats): New.
17632 (update_mem_sym_stats_from_stmt): New.
17633 (compare_mp_info_entries): New.
17634 (mp_info_cmp): Call it.
17635 (sort_mp_info): Change argument to a list of mem_sym_stats_t
17637 (get_mpt_for): Move from tree-ssa-operands.c.
17638 (find_partition_for): New.
17639 (create_partition_for): Remove.
17640 (estimate_vop_reduction): New.
17641 (update_reference_counts): New.
17642 (build_mp_info): New.
17643 (compute_memory_partitions): Refactor.
17644 Document new heuristic.
17645 Call build_mp_info, update_reference_counts,
17646 find_partition_for and estimate_vop_reduction.
17647 (compute_may_aliases): Populate virtual operands before
17648 calling debugging dumps.
17649 (delete_mem_sym_stats): New.
17650 (delete_mem_ref_stats): New.
17651 (init_mem_ref_stats): New.
17652 (init_alias_info): Call it.
17653 (maybe_create_global_var): Remove alias_info argument.
17654 Get number of call sites and number of pure/const call sites
17655 from gimple_mem_ref_stats().
17656 (dump_alias_info): Call dump_memory_partitions first.
17657 (dump_points_to_info_for): Show how many times a pointer has
17659 * opts.c (decode_options): For -O2 set --param
17660 max-aliased-vops to 500.
17661 For -O3 set --param max-aliased-vops to 1000 and --param
17662 avg-aliased-vops to 3.
17663 * fortran/options.c (gfc_init_options): Remove assignment to
17665 * tree-flow-inline.h (gimple_mem_ref_stats): New.
17666 * tree-dfa.c (dump_variable): Dump memory reference
17668 Dump NO_ALIAS* settings.
17669 (referenced_var_lookup): Tidy.
17670 (mem_sym_stats): New.
17671 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
17672 and ORIG are different SSA names for a memory partition.
17673 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
17674 * tree-flow.h (struct mem_sym_stats_d): Define.
17675 (mem_sym_stats_t): Define.
17676 (struct mem_ref_stats_d): Define.
17677 (struct gimple_df): Add field mem_ref_stats.
17678 (enum noalias_state): Define.
17679 (struct var_ann_d): Add bitfield noalias_state.
17680 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
17681 debug_mem_ref_stats, debug_memory_partitions,
17682 debug_mem_sym_stats): Declare.
17683 * tree-ssa-structalias.c (update_alias_info): Update call
17684 sites, pure/const call sites and asm sites in structure
17685 returned by gimple_mem_ref_stats.
17686 Remove local variable IS_POTENTIAL_DEREF.
17687 Increase NUM_DEREFS if the memory expression is a potential
17689 Call update_mem_sym_stats_from_stmt.
17690 If the memory references memory, call
17691 update_mem_sym_stats_from_stmt for all the direct memory
17692 symbol references found.
17693 (intra_create_variable_infos): Set noalias_state field for
17694 pointer arguments according to the value of
17695 flag_argument_noalias.
17696 * tree-ssa-structalias.h (struct alias_info): Remove fields
17697 num_calls_found and num_pure_const_calls_found.
17698 (update_mem_sym_stats_from_stmt): Declare.
17699 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
17700 Set default value to 100.
17701 (PARAM_AVG_ALIASED_VOPS): Define.
17703 2007-04-11 Richard Guenther <rguenther@suse.de>
17705 PR middle-end/31530
17706 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
17707 a * -b + c as c - a * b if we honor sign dependent rounding.
17709 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17711 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
17712 bfin_expand_strmov.
17713 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
17714 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
17716 (initialize_trampoline): Don't use old-style function definition.
17717 (bfin_secondary_reload): Mark IN_P argument as unused.
17719 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
17721 PR tree-optimization/31343
17722 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
17723 (build_polynomial_chrec): Return a scalar when the evolution is zero.
17724 * testsuite/gcc.dg/vect/pr31343.c: New.
17726 2007-04-10 Eric Christopher <echristo@apple.com>
17728 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
17729 * config/i386/i386.md (*cmpfp0): Use.
17730 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
17731 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
17732 (fix_trunc<mode>_i386_fisttp): Ditto.
17733 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
17734 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
17735 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
17736 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
17737 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
17738 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
17739 (unnamed_splitters): Ditto.
17740 * config/i386/i386.c (output_fix_trunc): Assert that
17741 we're not being passed a TFmode operand.
17743 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
17745 PR tree-optimization/31526
17746 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
17747 n_basic_blocks to find newly added blocks.
17749 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
17751 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
17753 (fix_trunc<mode>si_sse): Ditto.
17754 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
17755 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
17756 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
17757 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
17758 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
17759 expander using SSEMODEF mode macro.
17760 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
17761 expander using SSEMODEF mode macro.
17762 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
17763 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
17764 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
17765 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
17766 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
17767 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
17768 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
17769 Macroize insn using X87MODEF mode macro.
17771 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
17773 * config/i386/sse.md (sse2_pinsrw): Removed.
17774 (sse2_pextrw): Renamed to ...
17775 (*sse2_pextrw): This.
17777 2007-04-09 Jan Hubicka <jh@suse.cz>
17780 * config/i386/sse.md
17781 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
17782 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
17783 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
17784 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
17786 2007-04-09 Jan Hubicka <jh@suse.cz>
17788 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
17789 multiple fields of union.
17791 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
17793 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
17794 (create_preheaders): Check that loops are available.
17795 (fix_loop_structure): Clean up, improve comments.
17796 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
17797 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
17799 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
17800 * predict.c (tree_estimate_probability): Do not call
17801 calculate_dominance_info. Call create_preheaders.
17802 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
17803 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
17805 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
17806 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
17807 * tree-cfg.c (tree_split_edge): Make an assert more precise.
17808 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
17811 2007-04-08 Jan Hubicka <jh@suse.cz>
17813 * tree.h (maybe_fold_offset_to_component_ref): Declare.
17814 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
17815 * fold-const.c (fold_unary): Use it.
17817 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
17819 * varasm.c (assemble_variable): Remove call to
17820 lang_hooks.decls.prepare_assemble_variable.
17821 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
17822 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
17823 * langhooks.h (lang_hooks_for_decls): Remove
17824 prepare_assemble_variable.
17826 2007-04-08 Mike Stump <mrs@apple.com>
17828 * config/i386/i386.c: Use inc/dec on Core2.
17830 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
17832 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
17833 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
17834 lhd_tree_inlining_end_inlining): Remove.
17835 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
17836 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
17837 end_inlining hooks.
17838 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
17839 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
17840 lhd_tree_inlining_end_inlining): Remove prototypes.
17841 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
17842 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
17843 LANG_HOOKS_TREE_INLINING_START_INLINING,
17844 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
17846 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
17849 2007-04-08 Anatoly Sokolov <aesok@post.ru>
17852 * config/avr/predicates.md (io_address_operand): Delete predicate.
17853 (low_io_address_operand): Don't use 'mode' argument.
17854 (higth_io_address_operand): Rename ...
17855 (high_io_address_operand): ... to this. Don't use 'mode' argument.
17856 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
17859 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
17861 Revert change removing staticp.
17863 2007-04-07 Anatoly Sokolov <aesok@post.ru>
17866 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
17869 2007-04-07 Bruce Korb <bkorb@gnu.org>
17871 * c.opt: Add -Wformat-contains-nul.
17872 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
17874 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
17875 the NUL byte warning.
17877 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
17879 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
17881 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
17883 * tree.c (staticp): No longer use staticp langhook.
17884 * langhooks.c (lhd_staticp): Removed.
17885 * langhooks.h (struct lang_hooks): Remove staticp.
17886 * c-common.c (c_staticp): Remove.
17887 * c-common.h (c_staticp): Ditto.
17888 * langhooks-defs.h (lhd_staticp): Ditto.
17889 (LHD_HOOKS_STATICP): Ditto
17890 * tree.h (gcc_assert_lowered): New macro.
17892 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
17894 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
17895 argument "reliable".
17896 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
17897 Add argument "reliable". Propagate it through calls.
17898 (infer_loop_bounds_from_undefined): Derive number of iterations
17899 estimates from references in blocks that do not dominate loop latch.
17900 (gcov_type_to_double_int): New function.
17901 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
17902 and expected_loop_iterations_unbounded.
17903 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
17904 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
17905 * tree-data-ref.c (estimated_loop_iterations): Export.
17906 (get_references_in_stmt): Fix -- do not return addresses of local
17908 * cfgloop.h (expected_loop_iterations_unbounded,
17909 estimated_loop_iterations): Declare.
17911 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
17913 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
17915 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
17917 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
17918 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
17919 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
17920 Use output_387_reg_move().
17921 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
17922 expander using X87MODEF12 mode macro.
17923 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
17924 choosing register preferences. Use output_387_reg_move().
17925 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
17926 instead of "x". Use output_387_reg_move().
17927 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
17928 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
17929 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
17930 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
17931 Use output_387_reg_move().
17932 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
17934 (*truncxf?f_i387 splitter): Ditto.
17936 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
17938 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
17939 LANG_HOOKS_SAFE_FROM_P.
17940 * expr.c (safe_from_p): Remove langhook call.
17941 * langhooks.h (lang_hooks): Remove safe_from_p.
17942 (lhd_safe_from_p): Remove prototype.
17943 * langhooks.c (lhd_safe_from_p): Remove.
17945 2007-04-06 Jan Hubicka <jh@suse.cz>
17947 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
17950 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
17952 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
17953 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
17954 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
17955 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
17957 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
17958 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
17960 2007-04-05 Richard Henderson <rth@redhat.com>
17962 * config/alpha/alpha.c (print_operand) [+]: Remove.
17963 (alpha_end_function): Print nop if call at end of function.
17964 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
17965 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
17966 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
17967 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
17968 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
17969 the call pattern. Update peepholes to match.
17971 2007-04-05 Janis Johnson <janis187@us.ibm.com>
17973 * doc/extend.texi (Other Builtins): Add decimal float variants
17975 * builtins.def: Ditto.
17976 * builtins.c (expand_builtin): Ditto.
17978 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
17979 H.J. Lu <hongjiu.lu@intel.com>
17982 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
17983 of V8HImode when calling ix86_binary_operator_ok.
17984 (sse2_pmaddwd): Call ix86_binary_operator_ok.
17985 (sdot_prodv8hi): Operands 1 and 2 must be register.
17987 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17989 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
17990 initialize align to silence bogus warning.
17992 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17994 PR middle-end/22156
17995 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
17997 (struct sra_walk_fns): Remove use_all parameter from use.
17998 (sra_hash_tree): Handle BIT_FIELD_REFs.
17999 (sra_elt_hash): Don't hash bitfld blocks.
18000 (sra_elt_eq): Skip them in parent compares as well. Handle
18002 (sra_walk_expr): Don't maintain or pass down use_all_p.
18003 (scan_use): Remove use_all parameter.
18004 (scalarize_use): Likewise. Re-expand assignment to
18005 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18006 output, and re-scalarize after output. Don't mark anything
18008 (scalarize_ldst): Adjust.
18009 (scalarize_walk_gimple_modify_statement): Likewise.
18010 (build_element_name_1): Handle BIT_FIELD_REFs.
18011 (instantiate_element): Don't warn for any element whose parent
18012 is used as a whole.
18013 (instantiate_missing_elements_1): Return the sra_elt.
18014 (canon_type_for_field): New.
18015 (try_instantiate_multiple_fields): New.
18016 (instantiate_missing_elemnts): Use them.
18017 (mark_no_warning): Removed.
18018 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18019 (REPLDUP, sra_build_elt_assignment): New.
18020 (generate_copy_inout): Use them.
18021 (generate_element_copy): Likewise. Handle bitfld differences.
18022 (generate_element_zero): Don't recurse for blocks. Use
18023 sra_build_elt_assignment.
18024 (generate_one_element_int): Take elt instead of var. Use
18025 sra_build_elt_assignment.
18026 (generate_element_init_1): Adjust.
18027 (scalarize_use, scalarize_copy): Use REPLDUP.
18028 (scalarize_ldst): Move assert before dereference.
18029 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18031 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18033 * regmove.c: Fix unused variable warnings due to previous commit.
18035 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18037 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18038 (regmove_bb_head): Remove.
18039 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
18040 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
18041 problems with fixup_match_1.
18042 Don't initialize/free regmove_bb_head.
18044 (reg_is_remote_constant_p): If an insn is in the same basic block
18045 but not before INSN, consider it remote, too.
18047 2007-04-05 Anatoly Sokolov <aesok@post.ru>
18050 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
18051 DECL_ASSEMBLER_NAME, not the DECL_NAME.
18053 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
18055 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
18056 (CONDITIONAL_REGISTER_USAGE): Likewise.
18058 2007-04-04 Richard Henderson <rth@redhat.com>
18060 * config/alpha/lib1funcs.asm: Remove unused file.
18062 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18065 * opts.c (print_specific_help): Fix --help=<language>
18067 (common_handle_option): Support --help=common.
18069 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18072 * gcc.c (main): Do not run the linker if
18073 print_subprocess_help indicates that it shouldn't be
18076 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18079 * doc/invoke.texi (--help=): Document <languages> value, fix
18080 formatting in tables of values.
18082 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
18084 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
18085 dllimport attribute of virtual methods.
18087 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
18089 * config/score/crti.asm: Change _bss_start to __bss_start.
18090 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
18091 (OUTGOING_REG_PARM_STACK_SPACE) update.
18092 * config/score/score.opt: add options to make backend support
18093 score5, score5u, score7 and score7d.
18094 * config/score/score.md: Likewise.
18095 * config/score/misc.md: Likewise.
18096 * config/score/mac.md: Likewise.
18097 * doc/invoke.texi: Likewise.
18098 * doc/md.texi: update constraints define.
18100 2007-04-03 Richard Henderson <rth@redhat.com>
18102 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
18103 an appropriate type, use the mode instead.
18105 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18107 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18108 Set the default --with-arch setting to mips2.
18109 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18110 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18111 (MULTILIB_OSDIRNAMES): Delete.
18112 (MULTILIB_DIRNAMES): Define.
18113 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18114 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18115 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18116 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18117 VXWORKS_OS_CPP_BUILTINS.
18118 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18119 (MIPS_DEBUGGING_INFO): Undefine.
18120 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18122 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18124 PR middle-end/30704
18125 * fold-const.c (native_encode_real): Encode real.c provided longs
18126 as a series of 32-bit native integers.
18127 (native_interpret_real): Interpret buffer as a series of 32-bit
18130 2007-04-03 Richard Guenther <rguenther@suse.de>
18132 * genpreds.c (write_insn_constraint_len): Write function
18133 optimized for CONSTRAINT_LEN implementation.
18134 (write_tm_preds_h): Output insn_constraint_len inline and
18135 use it for CONSTRAINT_LEN.
18136 (write_insn_preds_c): Don't output insn_constraint_len.
18137 * doc/md.texi (define_register_constraint): Document multi-letter
18138 constraints shall have the same length if they start with the same
18141 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18144 * config/i386/i386.md (isinf<mode>2): Expand only when
18145 TARGET_C99_FUNCTIONS is set.
18147 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18149 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
18150 (x86_64-*-linux*): Ditto.
18151 * config/i386/i386.opt (mpc): New option.
18152 * config/i386/i386.c (overrride_options): Handle
18153 ix87_precision_string.
18154 * config/i386/crtprec.c: New file.
18155 * config/i386/t-crtpc: Ditto.
18156 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
18157 and -mpc80 options.
18158 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
18159 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
18160 crtprec32.o, crtprec64.o and crtprec80.o.
18162 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
18163 and -mpc80 options.
18164 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
18166 2007-04-02 Eric Christopher <echristo@apple.com>
18168 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
18169 limitations on darwin.
18171 2007-04-02 Anatoly Sokolov <aesok@post.ru>
18174 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
18176 2007-04-02 Dave Korn <dave.korn@artimi.com>
18178 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
18180 2007-04-02 Dave Korn <dave.korn@artimi.com>
18182 * libgcc2.h (exception_descriptor): Don't forward-declare.
18183 (__get_eh_table_language, __get_eh_table_version): Delete
18184 prototypes of long-dead functions.
18186 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
18188 * ebitmap.h: New file
18189 * ebitmap.c: New file
18190 * Makefile.in (ebitmap.o): New target.
18192 2007-04-01 Jan Hubicka <jh@suse.cz>
18194 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
18195 before very first instruction.
18197 2007-04-01 Jan Hubicka <jh@suse.cz>
18199 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
18200 waring on 64bit hosts.
18201 * bitmap.h: Fix typo in bitmap_head_def.
18203 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
18205 PR rtl-optimization/31391
18206 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
18207 into a DELETED_LABEL note, and the label is in an empty basic
18208 block, update BB_END as well as BB_HEAD.
18210 2007-04-01 Richard Henderson <rth@redhat.com>
18212 PR tree-optimization/31169
18213 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
18214 to varying if the range is outside [0, prec-1].
18216 2007-04-01 Richard Sandiford <richard@codesourcery.com>
18219 * config/mips/mips.md (load_const_gp): New insn.
18220 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
18221 the MIPS16 GP pseudo register if no_new_pseudos.
18222 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
18224 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18227 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
18229 (call_value): Likewise.
18231 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
18232 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18235 * doc/invoke.texi: (optimization options): Reword description
18236 of -ffast-math. Document its primary purpose.
18238 2007-03-31 Richard Guenther <rguenther@suse.de>
18240 * omp-low.c (splay-tree.h): Include.
18241 (lookup_decl): Replace splay-tree usage by pointer-map.
18242 (maybe_lookup_decl): Likewise.
18243 (new_omp_context): Likewise.
18244 (delete_omp_context): Likewise.
18245 * gimplify.c (splay-tree.h): Include.
18246 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
18248 (remap_ssa_name): Likewise.
18249 (remap_decl): Likewise.
18250 (remap_type_1): Likewise.
18251 (remap_type): Likewise.
18252 (copy_body_r): Likewise.
18253 (expand_call_inline): Likewise.
18254 (clone_body): Likewise.
18255 (copy_tree_r): Likewise.
18256 (remap_save_expr): Likewise.
18257 (unsave_r): Likewise.
18258 (unsave_expr_now): Likewise.
18259 (tree_function_versioning): Likewise.
18260 (build_duplicate_type): Likewise.
18261 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
18262 (struct copy_body_data): Replace splay-tree by pointer-map.
18263 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
18264 not $(SPLAY_TREE_H).
18265 (gimplify.o): Depend on $(SPLAY_TREE_H).
18266 (omp-low.p): Likewise.
18268 2007-03-31 Anatoly Sokolov <aesok@post.ru>
18270 * config/avr/predicates.md (even_register_operand,
18271 odd_register_operand): New predicates.
18272 * config/avr/avr.md (movw peephole2): New.
18273 (movw_r peephole2): New.
18275 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
18277 * tree.h (get_signed_or_unsigned_type): New.
18278 * fold-const.c (operand_equal_for_comparison_p): Use
18279 get_signed_or_unsigned_type instead of
18280 lang_hooks.types.signed_or_unsigned_type.
18281 * expr.c (store_expr): Ditto.
18282 * langhooks.c (get_signed_or_unsigned_type): New.
18283 (lhd_signed_or_unsigned_type): New.
18284 * langhooks.h (lhd_signed_or_unsigned_type): New.
18285 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
18287 2007-03-30 Richard Henderson <rth@redhat.com>
18289 * tree-ssa-loop-ivopts.c: Include target.h.
18290 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
18291 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
18292 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
18293 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
18295 2007-03-30 Richard Henderson <rth@redhat.com>
18296 Kai Tietz <kai.tietz@onevision.com>
18298 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
18299 default for 64-bit.
18300 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
18301 (TARGET_64BIT_MS_ABI): New.
18302 (DBX_REGISTER_NUMBER): Handle 64-bit.
18303 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
18304 (LONG_TYPE_SIZE): Force to 32.
18305 (REG_PARM_STACK_SPACE): New.
18306 (OUTGOING_REG_PARM_STACK_SPACE): New.
18307 (REGPARM_MAX, SSE_REGPARM_MAX): New.
18308 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18309 (STACK_BOUNDARY): Use 128 for 64-bit.
18310 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
18311 Add 64-bit implementation.
18312 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
18314 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
18315 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
18316 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
18317 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
18318 (ix86_handle_cconv_attribute): Don't warn when ignoring if
18319 TARGET_64BIT_MS_ABI.
18320 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
18321 (ix86_pass_by_reference): Likewise.
18322 (ix86_function_value_regno_p): Likewise.
18323 (ix86_build_builtin_va_list): Likewise.
18324 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
18325 (function_arg_advance_ms_64): New.
18326 (function_arg_advance): Call it.
18327 (function_arg_ms_64): New.
18328 (function_arg): Call it.
18329 (function_value_ms_64): New.
18330 (ix86_function_value_1): Call it.
18331 (return_in_memory_ms_64): New.
18332 (ix86_return_in_memory): Call it.
18333 (setup_incoming_varargs_ms_64): New.
18334 (ix86_setup_incoming_varargs): Call it.
18335 (ix86_expand_prologue): Handle 64-bit stack probing.
18336 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
18337 (output_pic_addr_const): Likewise.
18338 (x86_this_parameter): Likewise.
18339 (x86_output_mi_thunk): Likewise.
18340 (x86_function_profiler): Likewise.
18341 (TARGET_STRICT_ARGUMENT_NAMING): New.
18342 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
18343 (TARGET_64BIT_MS_ABI): New.
18344 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
18345 * config/i386/i386.md (allocate_stack_worker): Remove.
18346 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
18347 describe the clobber of eax without a match_scratch.
18348 (allocate_stack_worker_postreload): Remove.
18349 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
18350 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
18351 (allocate_stack_worker_rex64_postreload): Remove.
18352 (allocate_stack): Handle 64-bit.
18353 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
18354 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
18355 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
18356 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
18357 (STANDARD_STARTFILE_PREFIX_1): Likewise.
18358 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
18359 * config.build (x86_64-*-mingw*): New host.
18360 * config.host (x86_64-*-mingw*): New host.
18361 * config.gcc (x86_64-*-mingw*): New target.
18362 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
18364 2007-03-30 Richard Henderson <rth@redhat.com>
18365 Kai Tietz <kai.tietz@onevision.com>
18367 * c-pragma.c (struct def_pragma_macro_value): New.
18368 (struct def_pragma_macro): New.
18369 (pushed_macro_table): New.
18370 (dpm_hash, dpm_eq): New.
18371 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
18372 (init_pragma): Install them.
18373 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18375 2007-03-30 Anatoly Sokolov <aesok@post.ru>
18377 * config/avr/avr.c (avr_override_options): Clear
18378 'flag_delete_null_pointer_checks'.
18380 2007-03-30 Paolo Carlini <pcarlini@suse.de>
18383 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
18384 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
18385 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
18386 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
18387 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
18388 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
18389 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
18391 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
18393 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
18395 * regmove.c: Move all of pass_stack_adjustments from here...
18396 * combine-stack-adj.c: ...to this new file.
18397 * Makefile.in: Add rules for combine-stack-adj.o.
18399 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
18401 PR tree-optimization/31383
18402 * tree-data-ref.c (affine_function_equal_p): Do not require the
18403 vectors to have the same length.
18405 2007-03-30 Jan Hubicka <jh@suse.cz>
18407 PR middle-end/30700
18408 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
18409 availablility; add more sanity checking; ask varpool only about
18412 2007-03-29 Richard Henderson <rth@redhat.com>
18414 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
18415 to decide, but __SIZEOF_LONG_LONG__.
18417 2007-03-29 Richard Henderson <rth@redhat.com>
18419 * emutls.c (struct __emutls_array): New.
18420 (emutls_destroy): Use it instead of casting element 0 from void*.
18421 (__emutls_get_address): Likewise.
18423 2007-03-29 Richard Henderson <rth@redhat.com>
18425 * varasm.c (initializer_constant_valid_p): Don't deny
18426 DECL_DLLIMPORT_P on functions.
18428 * config/i386/cygming.h: Remove function declarations.
18429 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
18430 (ASM_OUTPUT_LABELREF): Remove.
18431 (COMMON_ASM_OP): Remove.
18432 (ASM_OUTPUT_COMMON): Remove.
18433 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
18434 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
18435 (ASM_DECLARE_FUNCTION_NAME): Likewise.
18436 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
18437 Rename from TARGET_ENCODE_SECTION_INFO.
18438 * config/i386/netware.h: Likewise.
18439 * config/i386/i386-protos.h: Update.
18440 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
18441 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
18442 (legitimate_constant_p): Reject dllimports.
18443 (dllimport_map, get_dllimport_decl): New.
18444 (legitimize_dllimport_symbol): New.
18445 (legitimize_address, ix86_expand_move): Use it.
18446 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
18447 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
18448 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
18449 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
18450 * config/i386/predicates.md (constant_call_address_operand): Only
18451 accept symbols; reject dllimport_p symbols.
18452 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
18453 i386_pe_maybe_record_exported_symbol.
18454 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
18455 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
18456 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
18457 trust the setting of DECL_DLLIMPORT_P.
18458 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
18459 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
18460 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
18461 tidy the argument scanning loop.
18462 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
18463 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
18464 (i386_pe_strip_name_encoding): Remove.
18465 (i386_pe_binds_local_p): New.
18466 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
18467 (i386_pe_output_labelref): Remove.
18468 (i386_pe_asm_output_aligned_decl_common): New.
18469 (i386_pe_maybe_record_exported_symbol): Rename from
18470 i386_pe_record_exported_symbol; check for dllexported symbols.
18472 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
18474 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
18475 add comment explaining why vsnprintf cannot be used.
18477 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
18479 PR tree-optimization/30666
18480 * tree.c (build_complex_type): When creating type names for DWARF2
18481 debug info, create TYPE_DECLs for TYPE_NAME instead of
18483 (build_common_tree_nodes_2): Use build_complex_type when building
18484 predefined complex types, to preserve canonical types.
18486 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
18488 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
18489 (noce_get_alt_condition): Look at it to determine whether to
18490 reverse the condition or not.
18491 (noce_get_condition): Substitute the truth for lies.
18492 (noce_find_if_block): Set the then_else_reversed field.
18494 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
18496 * config/fr30/fr30.md (movdi): Do not accept immediates as the
18497 destination of this insn.
18498 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
18499 than calling gen_rtx_SET directly. Use r0 to hold the value of
18500 'address + 4' rather than a stack based temporary which can be
18501 mis-optimized away.
18503 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
18505 * config/s390/s390.c (s390_secondary_input_reload_class,
18506 s390_secondary_output_reload_class): Functions removed.
18507 (s390_secondary_reload): New function.
18508 (TARGET_SECONDARY_RELOAD): Target macro defined.
18509 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
18510 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
18511 * config/s390/s390.md ("reload_outti", "reload_outdi",
18512 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
18513 "reload_out<mode>"): Expanders removed.
18514 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
18515 "reload<mode>_nonoffmem_out"): Expanders added.
18517 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
18519 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
18520 action if SRC->DEST replacement failed anyway.
18522 2007-03-28 Mike Stump <mrs@apple.com>
18524 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
18525 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
18526 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
18528 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18530 * config.gcc: Accept barcelona as a variant of amdfam10.
18531 * config/i386/i386.c (override_options): Likewise.
18532 * doc/invoke.texi: Likewise.
18534 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
18536 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
18537 offsets for BIT_FIELD_REF and COMPONENT_REF.
18539 2007-03-28 Richard Guenther <rguenther@suse.de>
18541 * tree.c (is_global_var): Move ...
18542 * tree-flow-inline.h (is_global_var): ... here.
18543 * tree.h (is_global_var): Remove declaration.
18545 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
18547 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
18549 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
18550 * config/i386/i386.c (ix86_tune_features): Initialize new
18552 * config/i386/predicates.md (promotable_binary_operator): Use
18553 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
18555 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
18558 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
18560 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
18562 * config/fr30/fr30.md (movsi_internal): Change destination
18563 constraint from m to V and add m to the end.
18565 2007-03-28 Christian Bruel <christian.bruel@st.com>
18567 * config/sh/sh.md (movsi_i): Fix type attribute.
18569 2007-03-28 Christian Bruel <christian.bruel@st.com>
18571 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
18572 (movsf_ie): Likewise.
18574 2007-03-28 Christian Bruel <christian.bruel@st.com>
18576 * config.gcc: Add sh4-300 to multilib.
18577 * config/sh/t-mlib-sh4-300: New file.
18579 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
18581 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
18582 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
18583 fix_trunc<mode>di2.
18584 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
18585 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
18586 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
18587 "fixuns_trunctddi2"): Whitespace fix.
18589 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
18591 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
18592 the definition of struct sh_args.
18593 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
18594 CALL_COOKIE_INT_REG_GET): Likewise.
18596 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
18598 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
18599 transformations are applied successfully.
18601 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
18603 * tree.c (tree_contains_struct): Permit 512 tree codes.
18604 * tree.h (tree_contains_struct): Ditto.
18605 (MAX_TREE_CODES): Ditto.
18606 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
18607 SPARE member to store remaining padding bits.
18609 2007-03-27 Anatoly Sokolov <aesok@post.ru>
18611 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
18614 2007-03-27 Janis Johnson <janis187@us.ibm.com>
18616 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
18617 * configure: Regenerate.
18619 * configure: Regenerate using the correct version of autoconf.
18621 2007-03-27 Anatoly Sokolov <aesok@post.ru>
18623 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
18625 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
18626 regs to "__SP_L__" and "__SP_H__".
18628 2007-03-27 Richard Guenther <rguenther@suse.de>
18630 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
18631 computations with it with a HOST_WIDE_INT variable.
18633 2007-03-26 Mike Stump <mrs@apple.com>
18635 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
18636 objective-c-header, objective-c++-header and objc++-cpp-output
18638 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
18640 2007-03-26 Richard Henderson <rth@redhat.com>
18643 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
18644 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
18645 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
18646 IX86_BUILTIN_PSRLQ128): New.
18647 (ix86_init_mmx_sse_builtins): Add them.
18648 (ix86_expand_builtin): Expand them.
18649 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
18650 operand 2 be TImode.
18651 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
18652 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
18653 _mm_srli_epi64): Mark __B const.
18654 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
18655 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
18656 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
18657 new two-vector shift builtins.
18659 2007-03-26 Ian Lance Taylor <iant@google.com>
18661 PR tree-optimization/31345
18662 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
18663 [+INF, +INF(OVF)] into VARYING.
18665 2007-03-26 Zack Weinberg <zackw@panix.com>
18667 * gengtype-parse.c: New file.
18668 * gengtype-yacc.y: Delete.
18669 * gengtype-lex.l: Don't include gengtype-yacc.h.
18670 Define YY_DECL and yyterminate appropriately for recursive
18671 descent parser. yylval is now a string out-parameter to yylex.
18672 (HWS, EOID): New shorthand.
18673 (IWORD): Add a couple more types.
18674 (yylex): Add a setup stanza. Remove the complex rules for
18675 detecting GTY'ed types and typedefs; replace with simple
18676 keyword detectors. Adjust everything for the changed
18677 definition of yylval. Ignore all pp-directives, not just #define.
18679 (parse_file): Rename yybegin; do not call yyparse.
18681 * gengtype.c (xasprintf): Export again.
18682 (this_file): New. Use everywhere __FILE__ was being used.
18683 (get_lang_bitmap): Special case types defined in gengtype.c.
18684 (do_typedef, new_structure): Suppress definition of certain types.
18685 (new_structure): Improve diagnostics of duplicate definitions.
18686 Make sure location_s is associated with input.h.
18687 (nreverse_pairs, define_location_structures): New functions.
18688 (main): Improve tagging of kludge types. Remove old kludges
18689 for input.h types; use define_location_structures.
18690 * gengtype.h: Update prototypes. Define token codes here.
18691 * Makefile.in: Remove all references to gengtype-yacc.
18692 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
18694 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
18695 add GTY((skip)) to the field that's only conditionally there.
18696 * doc/install.texi: Document that Bison is no longer required
18697 unless building treelang.
18699 * gengtype.c: Don't include gtyp-gen.h.
18700 (srcdir): Declare here.
18701 (base_files, lang_dir_names): Allocate dynamically.
18702 (gt_files, num_gt_files, num_lang_dirs): New globals.
18703 (measure_input_list, read_input_line, read_input_list)
18704 (set_lang_bitmap): New functions.
18705 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
18706 simplify, relying on read_input_list to set up the bitmaps.
18707 (main): Arguments are no longer unused. Check for correct number
18708 of command line arguments, set srcdir and srcdir_len, then call
18709 read_input_list, before doing anything else. No need to worry
18710 about duplicates in main loop.
18711 * configure.ac: Simplify the calculation of all_gtfiles.
18712 Put language tags in there. Don't set or substitute
18713 all_gtfiles_files_langs or all_gtfiles_files_frags.
18714 * Makefile.in: Revamp the way gengtype is invoked, now that it
18715 takes a file on its command line with a much simpler format.
18716 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
18717 (GTFILES): Remove duplicates and C source files.
18718 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
18719 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
18720 * configure: Regenerate.
18722 * gengtype.h: Remove all type definitions to gengtype.c; leave
18723 only definitions of options_p, type_p, and pair_p as opaque
18724 pointers. Update prototypes.
18725 * gengtype.c: Many type definitions moved here from gengtype.h.
18726 Consolidate type definitions at the top of the file.
18727 (xvasprintf): Delete.
18728 (xasprintf): Make static.
18729 (create_nested_pointer_option): Add 'next' parameter.
18730 (create_field_all, create_field_at): New functions.
18731 (create_field): Now a thin wrapper around create_field_all.
18732 (create_optional_field): Rename create_optional_field_ and add
18733 line argument. Original name is now a macro which supplies
18735 (oprintf): Use vsnprintf directly.
18736 (close_output_files): Use fatal rather than perror/exit.
18737 (note_def_vec, note_def_vec_alloc): Use create_field_at.
18738 (main): Set progname. Don't use exit.
18739 * gengtype-yacc.y (struct_fields): Use create_field_at.
18740 (option, optionseqopt): Delete.
18741 (optionseq): Consolidate productions from option here so we
18742 can use the first argument to create_option.
18744 * gengtype-lex.l: Distinguish unions from structures in the
18745 token type. Don't call find_structure; return the tag as a string.
18746 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
18747 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
18748 string. Reorganize typedef_struct production accordingly.
18749 Use create_nested_ptr_option.
18750 * gengtype.c (create_nested_ptr_option): New function.
18751 * gengtype.h: Declare it.
18753 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
18754 (string_type): Don't declare.
18755 (do_scalar_typedef): Declare.
18756 (create_scalar_type): Update prototype.
18757 * gengtype.c (string_type): Make static.
18758 (scalar_nonchar, scalar_char): New.
18759 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
18760 (resolve_typedef): Use scalar_nonchar for error recovery.
18761 (create_scalar_type): Remove name_len field. Return scalar_char
18762 or scalar_nonchar as appropriate.
18763 (adjust_field_type): Look at scalar_is_char boolean to decide whether
18764 to use string_type.
18765 (throughout): Use scalar_nonchar instead of calling
18766 create_scalar_type, whenever possible.
18767 (main): Initialize scalar_char and scalar_nonchar before calling
18769 * gengtype-lex.l: Adjust for removal of second argument to
18770 create_scalar_type. Use yylval.s instead of yylval.t when
18772 * gengtype-yacc.y: Type of SCALAR is string. Call
18773 create_scalar_type from type:SCALAR rule. Adjust for removal of
18774 second argument to create_scalar_type.
18776 * vec.h: Remove all #if IN_GENGTYPE blocks.
18777 Add comment saying that changes may require adjustments to gengtype.
18778 * gengtype.c: Don't include coretypes.h or tm.h.
18779 Add comment to inclusion of errors.h.
18780 (note_def_vec, note_def_vec_alloc): New functions.
18781 * gengtype.h: Declare new functions.
18782 * gengtype-lex.l: Don't include coretypes.h.
18783 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
18785 (update_lineno): Remove unnecessary prototype.
18786 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
18787 (VEC rule): Just return VEC_TOKEN.
18788 * gengtype-yacc.y (VEC_TOKEN): New token type.
18789 (type): Add a production for VEC(a,b).
18790 * Makefile.in: Update dependencies.
18792 * gengtype-lex.l: Remove rules for parsing pointer-to-function
18793 typedefs that use the old PARAMS macro.
18795 * gengtype-lex.l: Remove all rules and states relating to yacc
18797 * gengtype-yacc.y: Similarly.
18798 * gengtype.c (note_yacc_type): Delete function.
18799 * gengtype.h: Update prototypes.
18801 2007-03-26 Joseph Myers <joseph@codesourcery.com>
18803 * tree-pretty-print.c (dump_generic_node): Report precision of
18804 unnamed integer types.
18806 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
18808 * ifcvt.c (noce_try_store_flag_constants): Don't check
18809 no_new_pseudos here.
18810 (noce_try_store_flag_constants): Don't check no_new_pseudos.
18811 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
18812 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
18813 noce_try_sign_mask): Likewise.
18814 (if_convert): Check no_new_pseudos here.
18816 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
18818 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
18819 (noce_get_condition): Handle new then_else_reversed argument.
18820 (noce_init_if_info): Remove, fold into noce_find_if_block.
18821 (noce_process_if_block): Take a struct noce_if_info as the
18822 argument. Don't set up one based on ce_if_info. Update pointer
18823 references accordingly.
18824 (cond_move_process_if_block): Likewise.
18825 (process_if_block): Removed.
18826 (find_if_block): Removed. Move functionality two new functions,
18827 noce_find_if_block and cond_exec_find_if_block.
18828 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
18829 blocks and the symmetric IF-ELSE-JOIN case.
18830 (cond_exec_find_if_block): Also new function mostly based on old
18831 find_if_block and process_if_block.
18832 (find_if_header): Replace find_if_block call with separately
18833 guarded calls to noce_find_if_block and cond_exec_find_if_block.
18834 (find_cond_trap): Update noce_get_condition call.
18835 (dead_or_predicable): Likewise.
18837 2007-03-26 Jakub Jelinek <jakub@redhat.com>
18839 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
18841 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
18842 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
18843 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
18844 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
18845 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
18846 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
18847 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
18848 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
18849 __builtin_ia32_psrad128 builtins.
18851 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
18853 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
18854 * config/i386/constraints.md
18855 (define_constraint "I"): Use IN_RANGE macro.
18856 (define_constraint "J"): Ditto.
18857 (define_constraint "K"): Ditto.
18858 (define_constraint "M"): Ditto.
18859 (define_constraint "N"): Ditto.
18860 (define_constraint "O"): Ditto.
18861 * config/i386/predicates.md
18862 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
18863 (define_predicate "const_0_to_3_operand"): Ditto.
18864 (define_predicate "const_0_to_7_operand"): Ditto.
18865 (define_predicate "const_0_to_15_operand"): Ditto.
18866 (define_predicate "const_0_to_63_operand"): Ditto.
18867 (define_predicate "const_0_to_255_operand"): Ditto.
18868 (define_predicate "const_1_to_31_operand"): Ditto.
18869 (define_predicate "const_2_to_3_operand"): Ditto.
18870 (define_predicate "const_4_to_7_operand"): Ditto.
18872 2007-03-25 David Edelsohn <edelsohn@gnu.org>
18874 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
18875 in SImode for save_world.
18876 * config/rs6000/altivec.md (save_world, restore_world): Convert to
18879 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
18881 PR tree-optimization/30784
18882 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
18885 2007-03-25 Revital Eres <eres@il.ibm.com>
18887 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
18888 Fold movement_possibility function into it.
18890 2007-03-25 David Edelsohn <edelsohn@gnu.org>
18892 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
18893 (load_macho_picbase_{si,di}): Convert to LR hard reg.
18894 (call_indirect_nonlocal_darwin64): Same.
18895 (call_nonlocal_darwin64): Same.
18896 (call_value_indirect_nonlocal_darwin64): Same.
18897 (call_value_nonlocal_darwin64): Same.
18898 (sibcall_nonlocal_darwin64): Same.
18899 (sibcall_value_nonlocal_darwin64): Same.
18900 (sibcall_symbolic_64): Same.
18901 (sibcall_value_symbolic_64): Same.
18902 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
18904 (rs6000_emit_load_toc_table): Same.
18905 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
18906 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
18908 (divss_call): Same.
18909 (divus_call): Same.
18910 (quoss_call): Same.
18911 (quous_call): Same.
18912 (load_toc_v4_pic_si): Same
18913 (load_toc_v4_PIC_1): Same.
18914 (load_toc_v4_PIC_1b): Same.
18915 (call_indirect_aix{32,64}): Same.
18916 (call_value_indirect_aix{32,64}): Same.
18918 (call_value): Same.
18919 (call_local{32,64}): Same.
18920 (call_value_local{32,64}): Same.
18921 (call_indirect_nonlocal_aix{32,64}): Same.
18922 (call_nonlocal_aix{32,64}): Same.
18923 (call_value_indirect_nonlocal_aix{32,64}): Same.
18924 (call_value_nonlocal_aix{32,64}): Same.
18925 (call_indirect_nonlocal_sysv<mode>): Same.
18926 (call_nonlocal_sysv<mode>): Same.
18927 (call_value_indirect_nonlocal_sysv<mode>): Same.
18928 (call_value_nonlocal_sysv<mode>): Same.
18930 (sibcall_local{32,64}): Same.
18931 (sibcall_value_local{32,64}): Same.
18932 (sibcall_nonlocal_aix{32,64}): Same.
18933 (sibcall_value_nonlocal_aix{32,64}): Same.
18934 (sibcall_nonlocal_sysv<mode>): Same.
18935 (sibcall_value): Same.
18936 (sibcall_value_nonlocal_sysv<mode>): Same.
18938 2007-03-24 Paul Brook <paul@codesourcery.com>
18940 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
18941 * config/arm/linux-eabi.h: Remove legacy syscall hack.
18943 2007-03-24 Richard Henderson <rth@redhat.com>
18945 * config/ia64/constraints.md: New file.
18946 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
18947 satisfies_constraint_?.
18948 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
18949 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
18950 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
18951 ia64_output_mi_thunk): Likewise.
18952 (ia64_const_ok_for_letter_p): Remove.
18953 (ia64_const_double_ok_for_letter_p): Remove.
18954 (ia64_extra_constraint): Remove.
18955 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
18956 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
18957 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
18958 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
18959 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
18960 EXTRA_MEMORY_CONSTRAINT): Remove.
18961 * config/ia64/ia64.md: Include constriants.md. Replace
18962 CONST_OK_FOR_? with satisfies_constraint_?.
18964 2007-03-23 Michael Meissner <michael.meissner@amd.com>
18965 H.J. Lu <hongjiu.lu@intel.com>
18967 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
18969 (name macros): Use DPD_BID_NAME to convert names properly.
18971 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
18972 decimal floating point format.
18973 (init_floating_libfuncs): Change decimal functions so that they
18974 have a "bid_" prefix if the decimal system uses the BID format,
18975 and "dpd_" prefix if the decimal system uses the DPD format.
18976 (init_interclass_conv_libfuncs): Ditto.
18977 (init_intraclass_conv_libfuncs): Ditto.
18979 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
18980 using the BID format.
18982 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
18983 whether we are using the BID decimal format.
18984 * configure: Regenerate.
18986 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
18987 the compiler has decimal floating point enabled. Define
18988 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
18991 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
18992 using the BID format.
18994 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
18995 whether we are using the BID decimal format.
18996 * configure: Regenerate.
18998 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
18999 the compiler has decimal floating point enabled. Define
19000 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19003 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19004 options, and that it is enabled for i386/x86_64 systems.
19006 * Makefile.in (enable_decimal_float): New.
19008 (DECNUMINC): Add -I$(DECNUMFMT).
19009 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19010 to $(DECNUMFMT) from $(DECNUM).
19012 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19013 Substitute enable_decimal_float.
19014 * configure: Regenerated.
19017 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19020 * configure.ac: Enable decimal float for x86_64-*-linux*.
19021 * configure: Regenerated.
19024 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19025 decimal128ClearSign to flip and clear the sign bit in decimal128.
19026 (decimal_real_maxval): Set decimal128SetSign to set the sign
19029 2007-03-23 Ian Lance Taylor <iant@google.com>
19031 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19033 2007-03-23 Ian Lance Taylor <iant@google.com>
19035 * tree-dump.c (dump_files): Correct comment.
19037 2007-03-23 Ian Lance Taylor <iant@google.com>
19039 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
19041 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
19043 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
19044 in cfglayout mode. Don't go into and out of cfglayout mode.
19045 Link the blocks in the order of the constructed traces.
19046 (rest_of_handle_tracer): Adjust call to tracer.
19047 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
19048 Don't go into cfglayout mode.
19049 (rtl_loop_done): Don't go out of cfglayout mode.
19050 * cfglayout.c (relink_block_chain): New function, split out from...
19051 (fixup_reorder_chain): ...here. Remove redundant checking.
19052 (cfg_layout_finalize): Don't clear the header, footer, and aux
19053 fields here, move the code to do so to relink_block_chain. Likewise
19054 for free_original_copy_tables.
19055 * rtl.h (tracer): Update prototype.
19056 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
19057 Assert we are in cfglayout mode. Don't go into and out of cfglayout
19058 mode. Use relink_block_chain to serialize the CFG according to the
19059 new basic block order. Move targetm.cannot_modify_jumps_p check from
19061 (gate_handle_reorder_blocks): ...to here.
19062 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
19064 (gate_duplicate_computed_gotos): ...to here.
19065 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
19066 something always changes when going into and out of cfglayout mode.
19067 Perform an expensive cfg cleanup while going into cfglayout mode.
19068 Always update liveness information on HAVE_conditional_execution
19069 targets. Reserialize the basic blocks and go out of cfglayout mode.
19070 * reg-stack.c: Include cfglayout.h.
19071 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
19072 the call to reorder_basic_blocks.
19073 * basic-block.h (reorder_basic_blocks): Update prototype.
19074 (relink_block_chain): New prototype.
19075 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
19077 2007-03-23 Joseph Myers <joseph@codesourcery.com>
19079 * config/mips/mips.md (type, hazard, *movdi_32bit,
19080 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
19081 *movhi_internal, *movqi_internal, *movsf_hardfloat,
19082 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
19083 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
19084 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
19086 (movcc): Change first xfer to multi.
19087 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
19088 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
19089 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
19090 config/mips/generic.md: Change reservations using "xfer" to use
19092 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
19093 using match_operand.
19094 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
19095 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
19097 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
19099 2007-03-22 Richard Henderson <rth@redhat.com>
19101 * config/i386/i386.c: Remove unnecessary function declarations.
19102 Move targetm definition, and all related macros, to the end of
19103 the file. Resort some functions to put definitions before uses.
19104 (ix86_attribute_table): Make static. Move to end of file.
19105 (ix86_gimplify_va_arg): Make static.
19107 2007-03-22 Richard Henderson <rth@redhat.com>
19109 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19110 don't increase local_regparm with force_align_arg_pointer check.
19111 (ix86_function_sseregparm): Assert 32-bit.
19112 (type_has_variadic_args_p): New.
19113 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19114 type_has_variadic_args_p.
19115 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19116 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19117 use memset instead. Do maybe_vaarg check first; skip attribute
19118 tests if true; skip attribute tests for 64-bit.
19119 (construct_container): Remove TARGET_DEBUG_ARG.
19120 (function_arg_advance_32, function_arg_advance_64): Split out ...
19121 (function_arg_advance): ... from here.
19122 (function_arg_32, function_arg_64): Split out ...
19123 (function_arg): ... from here.
19124 (ix86_pass_by_reference): Tidy.
19125 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
19126 (function_value_32): New, from parts of ix86_function_value
19127 and ix86_value_regno.
19128 (function_value_64): New, from parts of ix86_function_value
19129 and ix86_libcall_value.
19130 (ix86_function_value_1): New.
19131 (ix86_function_value, ix86_libcall_value): Use it.
19132 (return_in_memory_32, return_in_memory_64): Split out ...
19133 (ix86_return_in_memory): ... from here.
19134 (ix86_struct_value_rtx): Skip for 64-bit.
19135 (ix86_libcall_value, ix86_value_regno): Remove.
19136 (setup_incoming_varargs_64): Split out ...
19137 (ix86_setup_incoming_varargs): ... from here.
19138 (ix86_va_start): Remove TARGET_DEBUG_ARG.
19139 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
19140 * config/i386/i386-protos.h (ix86_function_value): Remove.
19141 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
19143 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19146 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
19147 infinities not supported, otherwise emit warning if -Woverflow. On
19148 underflow, emit warning if -Woverflow.
19149 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
19151 * real.h (real_from_string): Update declaration
19153 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
19154 Richard Henderson <rth@redhat.com>
19156 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
19157 * calls.c (compute_argument_block_size, expand_call,
19158 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
19159 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
19160 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
19161 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
19162 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
19163 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
19164 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
19165 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
19168 2007-03-22 Joseph Myers <joseph@codesourcery.com>
19170 * c-incpath.c (add_sysroot_to_chain): New.
19171 (merge_include_chains): Add sysroot argument. Call
19172 add_sysroot_to_chain if sysrooted.
19173 (register_include_chains): Update call to merge_include_chains.
19174 * doc/cppopts.texi: Document use of '=' in include directory
19177 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
19179 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
19180 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
19181 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
19182 insn pattern using X87MODEF12 mode macro.
19184 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
19186 * regmove.c (regmove_optimize): Use reg_mentioned_p
19187 instead of reg_overlap_mentioned_p for DST.
19189 2007-03-21 Mike Stump <mrs@apple.com>
19191 * c.opt: Fixup for Objective-C/C++.
19193 2007-03-21 Steve Ellcey <sje@cup.hp.com>
19195 * explow.c (convert_memory_address): Fold memory reference when
19196 POINTERS_EXTEND_UNSIGNED < 0
19198 2007-03-21 Richard Henderson <rth@redhat.com>
19201 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
19202 * config/i386/mmintrin.h (__m64): Likewise.
19203 * config/i386/xmmintrin.h (__m128): Likewise.
19205 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19207 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
19208 (VXWORKS_OS_CPP_BUILTINS): Define.
19209 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
19210 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
19212 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19214 * rtl.h (constant_pool_reference_p): Delete.
19215 (find_constant_src): Declare.
19216 * rtlanal.c (find_constant_src): New function.
19217 * simplify-rtx.c (constant_pool_reference_p): Delete.
19218 * config/i386/i386.md: Use find_constant_src instead of
19219 constant_pool_reference_p/avoid_constant_pool_reference pairs.
19221 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19223 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
19224 * c-cppbuiltin.c (c_cpp_builtins): Define them.
19226 2007-03-20 Mark Mitchell <mark@codesourcery.com>
19228 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
19229 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
19230 (arm_elf_asm_constructor): Use it.
19231 (arm_elf_asm_destructor): New function.
19233 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
19235 * jump.c (mark_jump_label): Treat SEQUENCE specially.
19237 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
19239 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
19241 2007-03-19 Andrew Haley <aph@redhat.com>
19243 PR tree-optimization/31264
19244 * tree-vrp.c (register_edge_assert_for_1): Don't look though
19245 VIEW_CONVERT_EXPRs.
19247 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
19249 PR rtl-optimization/30907
19250 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
19251 (fwprop_init): Always call loop_optimizer_initialize.
19252 (fwprop_done): Always call loop_optimizer_finalize.
19253 (fwprop): We always have loop info now.
19254 (gate_fwprop_addr): Remove.
19255 (pass_fwprop_addr): Use gate_fwprop as gate.
19257 PR rtl-optimization/30841
19258 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
19259 df_chain_alloc): Call df_reorganize_refs unconditionally.
19260 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
19261 refs_organized to refs_organized_size.
19262 (df_ref_create_structure): Use refs_organized_size instead of
19263 bitmap_size if refs had been organized, and keep refs_organized_size
19265 * df.h (struct df_ref_info): Change refs_organized to
19266 refs_organized_size.
19267 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
19270 2007-03-19 Mark Mitchell <mark@codesourcery.com>
19272 * except.c (output_function_exception_table): Do not reference the
19273 EH personality routine for functions that do not require an
19276 2007-03-20 Jakub Jelinek <jakub@redhat.com>
19279 * c-typeck.c (convert_for_assignment): Call comptypes for
19280 RECORD_TYPE or UNION_TYPE.
19282 PR inline-asm/30505
19283 * reload1.c (reload): Do invalid ASM checking after
19284 cleanup_subreg_operands.
19286 2007-03-19 Jeff Law <law@redhat.com>
19288 * tree-cfg.c (find_taken_edge): Tighten conditions for
19289 optimizing computed gotos.
19291 2007-03-19 Michael Matz <matz@suse.de>
19293 * builtins.c (expand_builtin_sync_operation,
19294 expand_builtin_compare_and_swap,
19295 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
19298 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
19299 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
19302 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19304 * doc/tm.texi: Add brackets around the return type of
19305 TARGET_SECONDARY_RELOAD.
19307 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19308 Richard Guenther <rguenther@suse.de>
19310 PR tree-optimization/31254
19311 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19312 Use handled_component_p () where appropriate. Continue
19313 propagating into the rhs if we propagated into an INDIRECT_REF
19316 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19318 * config/s390/s390.md (op_type attribute): RRR instruction type added.
19319 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
19320 (xde, xdee): Mode attributes adjusted to support DFP modes.
19321 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
19322 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
19323 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
19324 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
19325 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
19326 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19327 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
19329 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
19330 "movsf"): Insn definitions removed.
19331 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
19332 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
19333 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
19335 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
19336 "reload_in<mode>", "reload_out<mode>"): Expander added.
19337 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
19340 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19342 * config/s390/s390.md: Only non-functional changes. Renamed
19343 FPR mode macro to BFP all over the file.
19345 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19347 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
19348 (op_type attribute): RRF instruction type added.
19349 (fT0): New mode attribute.
19350 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19351 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
19352 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
19353 instruction no secondary memory is needed when moving DFmode values
19354 between GPRs and FPRs.
19356 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19358 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
19359 inverted and documentation adjusted.
19360 ("mhard-dfp", "msoft-dfp"): New options.
19361 * config/s390/s390.c (s390_handle_arch_option): New architecture
19363 (override_options): Sanity checks for the new options added.
19364 * config.gcc: New architecture switch: z9-ec.
19365 * config/s390/s390.h (processor_flags): PF_DFP added.
19366 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
19367 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
19368 when the bit is NOT set so remove it from the defaults.
19370 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19372 * genemit.c (main): Print include statement for dfp.h.
19373 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
19376 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19378 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
19380 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
19383 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
19384 instead of PATTERN.
19386 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19388 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
19389 attr_length_call, output_call, output_indirect_call): Cleanup
19390 formatting of targetm calls.
19392 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19394 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
19396 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19398 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
19399 reservation, bypass and anti-bypass descriptions for these
19400 instructions. Update move patterns.
19401 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
19404 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
19406 * tree-vect-transform.c (get_initial_def_for_induction): Replace
19407 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
19408 (get_initial_def_for_reduction): Likewise.
19410 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
19412 Fix PR tree-optimization/29922
19413 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
19414 (get_representative): Removed.
19415 (value_dies_in_block_x): Update for rvuse removal.
19416 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
19417 (compute_antic_aux): Handle when PHI nodes appear in
19418 non-single-successors.
19419 (dump_bitmap_of_names): Removed.
19420 (compute_antic_safe): Renamed and removed rvuse calculation.
19421 Calculate only antic safe.
19422 (insert_into_preds_of_block): Remove assert.
19423 (execute_pre): Update for renamed functions.
19424 (defer_or_phi_translate_block): New function.
19426 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19428 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
19429 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
19431 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
19432 Follow spelling conventions.
19434 * tree-data-ref.h: Remove the prototype for analyze_array.
19436 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
19438 PR tree-optimization/31041
19439 * tree-vect-transform.c (get_initial_def_for_induction): Call
19440 force_gimple_operand.
19442 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
19444 * ipa-type-escape.c (look_for_casts) : Revert code to use
19445 handled_component_p due to ada test a-numaux.adb.
19447 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19449 * final.c (final_scan_insn): Alter the condition of a
19450 conditional trap if we have nonstandard CC.
19452 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19454 * configure.ac: Remove excess quoting from asm line 0 test.
19455 * configure: Rebuilt.
19457 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19459 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
19460 * c-common.c (convert_and_check): Move warning logic to...
19461 (warnings_for_convert_and_check): ...here. Define.
19462 * c-common.h (warnings_for_convert_and_check): Declare.
19464 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19466 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
19467 (output_call): Likewise.
19469 2007-03-16 Richard Sandiford <richard@codesourcery.com>
19471 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
19473 2007-03-16 Richard Sandiford <richard@codesourcery.com>
19475 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
19477 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
19479 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
19480 opteron, athlon-64 and athlon-fx processor_alias_table entries.
19482 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
19484 PR tree-optimization/31183
19485 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19486 Use double_int instead of unsigned int for representing access_strides.
19487 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
19489 2007-03-16 Richard Guenther <rguenther@suse.de>
19491 PR tree-optimization/31146
19492 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
19493 to allow recursion of forward_propagate_addr_expr.
19494 (forward_propagate_addr_into_variable_array_index): Likewise.
19495 (forward_propagate_addr_expr): Likewise.
19496 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19497 (forward_propagate_addr_expr_1): Recurse on simple copies
19498 instead of propagating into them. Do so for useless conversions
19500 (forward_propagate_addr_expr): Clean up unused statements after
19503 2007-03-16 Richard Guenther <rguenther@suse.de>
19505 * builtins.c (expand_builtin_cexpi): Use the right argument
19506 for the expansion via cexp.
19508 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19510 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
19511 * configure: Rebuilt.
19513 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19516 * dwarf2out.c (force_type_die): Adjust comment.
19517 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
19519 2007-03-15 DJ Delorie <dj@redhat.com>
19521 * config/frv/predicates.md (minmax_operator): Don't check operands
19524 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
19526 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
19527 Update constant estimates of number of iterations.
19528 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
19529 argument renamed to "realistic".
19530 (compute_estimated_nb_iterations): Removed.
19531 (record_niter_bound): New function.
19532 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
19533 call record_nonwrapping_iv with upper = false.
19534 (infer_loop_bounds_from_signedness): Pass upper argument to
19535 record_nonwrapping_iv.
19536 (estimate_numbers_of_iterations_loop): Do not call
19537 compute_estimated_nb_iterations. Record estimate based on profile
19538 information. Initialize the constant estimates of number of
19540 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
19542 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
19543 number of iterations is too small.
19544 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
19545 (EST_NOT_AVAILABLE): Removed.
19546 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
19547 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
19550 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
19552 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
19553 Handle NE_EXPR guards.
19555 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19558 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
19559 Set also -pedantic-errors by default for the preprocessor unless
19560 -fpermissive is given.
19562 2007-03-15 Richard Guenther <rguenther@suse.de>
19564 PR middle-end/29719
19565 PR middle-end/31161
19566 * builtins.c (expand_builtin_cexpi): As a fallback if we
19567 don't have builtins for sincos or cexp create a function
19568 declaration for cexp and expand to a call to that.
19569 (expand_builtin_int_roundingfn): Always fall
19570 back to floor/ceil and its variants even if they may be
19573 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
19575 PR middle-end/31159
19576 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
19577 jump tables, move the call to delete_dead_jumptables from here...
19578 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
19579 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
19580 don't allow merging of blocks that try_redirect_by_replacing_jump
19581 also does not handle when not optimizing.
19583 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
19584 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19586 * config/i386/i386.md (x86_sahf_1): Correctly handle
19589 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
19592 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
19593 x86_64_general_operand as operand[2] predicate. Remove "iF"
19594 from operand constraints and use "e" constraint instead.
19595 (*subti3_1, *subti3_1 splitter): Ditto.
19596 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
19597 operand[1] predicate.
19599 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
19601 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
19602 arrays, multiply the access strides by the size of the sub-array.
19603 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
19605 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
19607 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
19608 the configured assembler supports the sahf mnemonic.
19609 * configure: Regenerate.
19610 * config.in: Regenerate.
19612 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
19613 emit "sahf" or ".byte\t0x9e" as asm template.
19615 2007-03-14 Michael Meissner <michael.meissner@amd.com>
19618 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
19619 option to replace hard coded TARGET_xxx in md file.
19620 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
19621 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
19622 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
19623 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
19624 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
19625 (X86_TUNE_NOT_VECTORMODE): Ditto.
19626 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
19627 (TUNE_AVOID_VECTOR_DECODE): Ditto.
19628 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
19629 (TUNE_SLOW_IMUL_IMM8): Ditto.
19630 (TUNE_MOVE_M1_VIA_OR): Ditto.
19631 (TUNE_NOT_UNPAIRABLE): Ditto.
19632 (TUNE_NOT_VECTORMODE): Ditto.
19634 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
19637 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
19638 tuning options instead of hard coded TARGET_xxx.
19639 (fix ssemode peephole2's): Ditto.
19640 (imul peephole2's): Ditto.
19642 (movdi_or_rex64): Ditto.
19643 (move peephole2): Ditto.
19644 (not peephole2's): Ditto.
19646 2007-03-14 Dirk Mueller <dmueller@suse.de>
19648 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
19649 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
19650 * c-parser.c (c_parser_if_body): Always add an empty statement in case
19652 * c-parser.c (c_parser_do_statement): Warn about empty body in
19653 do/while statement.
19654 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
19655 * doc/invoke.texi (-Wempty-body): Update documentation.
19657 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19660 * c-common.h (warn_for_div_by_zero): Declare.
19661 * c-common.c (warn_for_div_by_zero): Define.
19662 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
19665 2007-03-14 Richard Sandiford <richard@codesourcery.com>
19667 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
19668 to PREFIX and STANDARD_PREFIX.
19670 2007-03-14 Richard Sandiford <richard@codesourcery.com>
19671 Phil Edwards <phil@codesourcery.com>
19673 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
19674 (__gthread_once_t): Remove busy field for RTPs.
19675 (__GTHREAD_ONCE_INIT): Update accordingly.
19677 2007-03-14 Richard Sandiford <richard@codesourcery.com>
19679 * doc/invoke.texi: Document VxWorks options.
19681 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
19683 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
19685 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
19687 PR tree-optimization/30590
19688 * tree-nrv.c (tree_nrv): Check for the partial update of the
19691 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
19693 * flags.h (flag_random_seed): Remove declaration, in favor of...
19694 * toplev.h (get_random_seed, set_random_seed): ... these.
19695 * tree.c (get_file_function_name): Use the former.
19696 * opts.c (common_handle_option): Use the latter.
19699 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
19701 PR middle-end/31127
19702 * cse.c (cse_find_path): Do not bail out if a basic block that
19703 we already visited now becomes part of a path that starts at a
19704 different basic block. Just disallow this, to make sure we
19705 visit each basic block at most once.
19707 2007-03-13 Jan Hubicka <jh@suse.cz>
19709 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
19710 attributes, when profile esitmate is present, calls with very low
19711 frequency are cold.
19713 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
19715 PR tree-optimization/30730
19716 PR tree-optimization/26900
19717 * tree-ssa-loop-niter.c: Include gmp.h.
19718 (bounds): New type.
19719 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
19720 split_to_var_and_offset, determine_value_range,
19721 bound_difference_of_offsetted_base, refine_bounds_using_guard,
19722 bound_difference, bounds_add, bounds_negate,
19723 number_of_iterations_ne_max, dump_affine_iv): New functions.
19724 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
19725 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
19726 difference of initial and final value of control iv to validate
19728 (number_of_iterations_cond): Add loop parameter. Determine bounds
19729 on the difference of the extremes of the control iv. Add dumps.
19730 (expand_simple_operations): Handle phi nodes.
19731 (simplify_using_initial_conditions): Do not record used conditions.
19732 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
19733 Do not set additional_info.
19734 (implies_nonnegative_p, implies_ge_p): Removed.
19735 (derive_constant_upper_bound): Do not use parameter `additional'.
19736 (record_estimate): Parameter `additional' removed. Parameter
19737 `i_bound' added. Do not call derive_constant_upper_bound.
19738 (record_nonwrapping_iv): Use derive_constant_upper_bound to
19739 bound the number of iterations estimate.
19740 (estimate_numbers_of_iterations_loop): Pass the estimate from
19741 the number of iterations analysis to record_estimate.
19742 * tree.h (multiple_of_p): Declare.
19743 * tree-scalar-evolution.c (expression_expensive_p): Removed.
19744 (scev_const_prop): Do not check expression_expensive_p.
19745 * fold-const.c (multiple_of_p): Exported.
19746 * double-int.c (double_int_mask): Exported.
19747 * double-int.h (double_int_mask): Declare.
19748 * tree-flow.h (struct tree_niter_desc): Removed additional_info
19749 field. Added max field.
19751 2007-03-13 David Taylor <taylor@candd.org>
19754 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
19757 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19760 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
19761 two unamed patterns.
19763 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
19765 * config/i386/i386.opt (mcx16, msahf): New options.
19766 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
19767 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
19769 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
19770 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
19771 Output -mcx16 and -msahf options when corresponding bit is set.
19773 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
19774 and -msahf options.
19776 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
19778 * configure.ac: Test for assembler tolerance to # 0 "".
19779 * configure, config.in: Rebuilt.
19780 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
19782 2007-03-13 Geoffrey Keating <geoffk@apple.com>
19784 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
19786 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
19787 (handle_syscall): Handle direct system calls.
19788 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
19790 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
19792 * doc/invoke.texi: Fix cpp.info cross-reference.
19793 * doc/passes.texi: Fix gcc.info cross-reference.
19795 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
19797 PR tree-optimization/30835
19798 * lambda-code.c (can_convert_to_perfect_nest): Check whether
19799 bb_for_stmt is not NULL before accessing it.
19801 2007-03-12 Joseph Myers <joseph@codesourcery.com>
19803 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
19806 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
19809 * doc/install.texi: Document --enable-stage1-languages
19811 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
19813 * tree-pass.h (pass_into_cfg_layout_mode,
19814 pass_outof_cfg_layout_mode): Declare.
19815 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
19816 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
19817 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
19818 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
19820 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
19822 * c-decl.c (warn_variable_length_array): New function.
19823 Refactored from grokdeclarator to handle warn_vla
19824 and handle unnamed array case.
19825 (grokdeclarator): Refactored VLA warning case.
19826 * c.opt (Wvla): New flag.
19827 * doc/invoke.texi (Wvla): New warning.
19829 2007-03-12 Richard Henderson <rth@redhat.com>
19831 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
19832 (TARGET_SECTION_TYPE_FLAGS): New.
19834 2007-03-12 Richard Henderson <rth@redhat.com>
19836 * config/darwin.c (machopic_reloc_rw_mask): New.
19837 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
19838 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
19840 2007-03-12 Mark Mitchell <mark@codesourcery.com>
19842 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
19843 * cppdefault.h (cpp_PREFIX): Document.
19844 (cpp_PREFIX_len): Likewise.
19845 (cpp_EXEC_PREFIX): New variable.
19846 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
19847 * c-incpath.c (add_standard_paths): Correct logic for relocating
19848 paths within prefix.
19850 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
19852 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
19853 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
19855 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
19856 fix_truncdfdi_sse using SSEMODEF mode macro.
19857 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
19858 fix_truncdfsi_sse using SSEMODEF mode macro.
19859 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
19860 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
19862 2007-03-12 Richard Sandiford <richard@codesourcery.com>
19864 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
19865 elfos.h to tm_file.
19867 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
19869 * tree.h : Add multiple_of_p declaration.
19870 * fold-const.c (multiple_of_p): Make multiple_of_p public.
19871 * ipa-type-escape.c (results_of_malloc): Redundant.
19872 (visited_stmts): New. Visited stmt for walk_use_def_chains.
19873 (cast_type): Extended with new members.
19874 (check_cast): Returns cast_type.
19875 (cast): New structure for data of walk_use_def_chains.
19876 (is_malloc_result, is_cast_from_non_pointer_1,
19877 is_cast_from_non_pointer,
19878 is_array_access_through_pointer_and_index): New functions.
19879 (look_for_casts): Returns cast types.
19880 (check_call): Returns void.
19881 (okay_pointer_operation): Use support of pointer plus index,
19882 pointer plus constant and allow all multiplications.
19884 2007-03-11 Richard Guenther <rguenther@suse.de>
19886 PR tree-optimization/31115
19887 * tree-vrp.c (extract_range_from_binary_expr): Make sure
19888 the shift count is positive and non-anti-range for RSHIFT_EXPR.
19889 A shift count of zero is not special as with *_DIV_EXPR.
19890 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
19893 2007-03-11 Ian Lance Taylor <iant@google.com>
19895 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
19896 the *_DIV_EXPR codes correctly with overflow infinities.
19898 2007-03-11 Ira Rosen <irar@il.ibm.com>
19900 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
19901 indicate success/failure of the analysis. Add negation to subtrahend
19902 in case of subtraction. Fail if both operands contain constants.
19903 (create_data_ref): Fail if analyze_offset fails.
19905 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
19907 * config/i386/i386.md (frndintxf2): Rename to ...
19908 (rintxf2): ... this. Remove expander having same name.
19909 (rintsf2, rintdf2): Implement using SSEMODEF macro.
19910 (roundsf2, rounddf2): Ditto.
19911 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
19912 (lround<mode>di2, lround<mode>si2): Ditto.
19914 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
19916 * lower-subreg.c: Include except.h.
19917 (decompose_multiword_subregs): Verify that the only control flow
19918 insns we can split are loads to multi-words pseudos.
19919 Handle breaking such blocks after splitting, instead of calling
19920 find_many_sub_basic_blocks.
19922 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
19923 on the new basic block. Add a lengthy comment explaining why we
19924 thought this was necessary.
19925 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
19927 2007-03-10 Mark Mitchell <mark@codesourcery.com>
19930 * tree.c (walk_type_fields): Recurse into the element type of
19931 ARRAY_TYPEs if there is a pointer set.
19933 2007-03-10 Dirk Mueller <dmueller@suse.de>
19935 * c-common.c (warn_logical_operator): Fix condition.
19937 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
19939 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
19941 * config/darwin.c (machopic_select_section): Remove superfluous
19942 argument in call to categorize_decl_for_section. Remove unused
19945 2007-03-10 Joseph Myers <joseph@codesourcery.com>
19947 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
19949 * configure: Regenerate.
19951 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
19954 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
19955 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
19956 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
19957 Add LABEL_NUSES to emitted label.
19958 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
19959 branch probability value to emitted jump insn.
19960 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
19961 Do not check life information and do not re-arrange input operands
19962 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
19964 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
19966 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
19967 the change of decode_asm_operands.
19969 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
19971 * mode-switching.c (create_pre_exit): Skip blockage insn.
19973 2007-03-09 Diego Novillo <dnovillo@redhat.com>
19975 * tree-pass.h (TODO_update_smt_usage): Remove.
19977 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19981 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19983 * pa.c (attr_length_call): Revise condition for long
19984 pc-relative branch.
19985 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
19986 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
19987 sequence on SOM target.
19989 2007-03-09 Geoffrey Keating <geoffk@apple.com>
19991 * gcc.c: Document %{, in big comment at top.
19992 (input_suffix_matches): Remove special handling for .s and
19994 (input_spec_matches): New.
19995 (handle_braces): Handle %{,.
19996 (validate_switches): ',' indicates a value which is not a switch.
19997 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
19998 to detect assembler input.
19999 * config/i386/sol2.h (CPP_SPEC): Likewise.
20000 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20001 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20002 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20003 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20004 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20005 -m64 causes deployment target to default to 10.5.
20006 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20008 2007-03-09 Richard Henderson <rth@redhat.com>
20011 * target.h (targetm.asm.out.reloc_rw_mask): New.
20012 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20013 (TARGET_ASM_OUT): Use it.
20014 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20015 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20016 use the new reloc_rw_mask target hook instead.
20017 (default_section_type_flags_1): Merge into...
20018 (default_section_type_flags): ... here.
20019 (decl_readonly_section_1): Merge into...
20020 (decl_readonly_section): ... here.
20021 (default_elf_select_section_1): Merge into...
20022 (default_elf_select_section): ... here.
20023 (default_unique_section_1): Merge into...
20024 (default_unique_section): ... here.
20025 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20026 (default_select_rtx_section): Use it.
20027 (default_elf_select_rtx_section): Likewise.
20028 * output.h: Update to match.
20029 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20030 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20031 (TARGET_ASM_RELOC_RW_MASK): New.
20032 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20033 to categorize_decl_for_section.
20034 (x86_64_elf_unique_section): Likewise.
20035 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20036 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20037 (TARGET_ASM_RELOC_RW_MASK): New.
20038 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20039 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
20040 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
20041 (TARGET_RWRELOC): Remove.
20042 (ia64_section_type_flags): Adjust call to default_section_type_flags.
20043 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20044 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
20045 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
20046 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
20047 (rs6000_xcoff_select_section): Use decl_readonly_section.
20048 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
20049 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20050 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
20051 (TARGET_SECTION_TYPE_FLAGS): Remove.
20052 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
20054 2007-03-09 Roger Sayle <roger@eyesopen.com>
20056 * fold-const.c (fold_comparison): Remove compile-time evaluation of
20057 complex constant equality/inequality comparisons for here.
20058 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
20059 known at compile-time or can be simplified to a scalar comparison.
20060 (fold_relational_const): Move compile-time evaluation of complex
20061 constant equality/inequality comparisons to here.
20063 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20065 PR rtl-optimization/30643
20066 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
20068 (fold_rtx): Recurse, like before 2006-11-03.
20070 2007-03-09 DJ Delorie <dj@redhat.com>
20072 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
20075 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
20077 PR tree-optimization/30375
20078 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
20079 LHS of statements is not the same.
20080 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
20082 2007-03-09 Chao-ying Fu <fu@mips.com>
20084 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
20086 * doc/invoke.texi (-mdspr2): Document new option.
20087 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
20088 New unspec for DSP REV 2.
20089 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
20090 these instructions are extended in DSP REV 2.
20091 (mips-dspr2.md): Include.
20092 * config/mips/mips.opt (mdspr2): New option.
20093 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
20094 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
20095 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
20096 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
20097 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
20098 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
20099 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20101 (bdesc_map): Add one field of unsupported_target_flags.
20102 (bdesc_arrays): Update entries to have extra fields. Add
20104 (mips_init_builtins): Initialize new function types.
20105 Check unsupported_target_fileds to filter out builtins.
20106 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20108 (ASM_SPEC): Pass mdspr2 to the assembler.
20109 * config/mips/mips-dspr2.md: New file.
20111 2007-03-09 Sa Liu <saliu@de.ibm.com>
20113 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20115 2007-03-09 Ian Lance Taylor <iant@google.com>
20117 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20118 argument) like -Wstrict-overflow=2.
20119 * doc/invoke.texi (Warning Options): Update documentation.
20121 2007-03-09 Dirk Mueller <dmueller@suse.de>
20124 * doc/invoke.texi (-Wlogical-op): Document.
20125 * common.opt (-Wlogical-op): New.
20126 * c-common.h (warn_logical_operator): Declare.
20127 * c-common.c (warn_logical_operator): Define.
20128 * c-typeck.c (parser_build_binary_op): Call
20129 warn_logical_operator.
20131 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20133 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
20134 * final.c (final_scan_insn): Test for non-"" file name.
20136 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
20138 * doc/loop.texi: Document the Omega linear constraints solver.
20139 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
20140 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
20141 omega-hash-table-size, omega-max-keys, and
20142 omega-eliminate-redundant-constraints.
20143 * tree-pass.h (pass_check_data_deps): Declared.
20146 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
20147 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
20148 pass_check_data_deps): New.
20149 * tree-data-ref.c (init_data_ref): Remove declaration.
20150 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
20151 (analyze_array): Renamed init_array_ref, move up initializations.
20152 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
20153 Removed arguments that are set to NULL.
20154 (analyze_indirect_ref): Correct indentation, correct call to
20156 (object_analysis): Call init_array_ref instead of analyze_array.
20157 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
20158 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
20159 of DR_ACCESS_FNS_ADDR.
20160 (init_omega_eq_with_af, omega_extract_distance_vectors,
20161 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
20162 ddr_consistent_p): New.
20163 (compute_affine_dependence): Check consistency of ddrs when
20164 flag_check_data_deps is passed.
20165 (analyze_all_data_dependences): Uncomment.
20166 (tree_check_data_deps): New.
20167 * tree-data-ref.h: Include omega.h.
20168 (DR_ACCESS_FNS_ADDR): Removed.
20169 (data_dependence_relation): Add inner_loop.
20170 (DDR_INNER_LOOP): New.
20171 * common.opt (fcheck-data-deps): New.
20172 * tree-flow.h (tree_check_data_deps): Declare.
20173 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
20174 (OBJS-common): Depend on omega.o.
20176 * passes.c (pass_check_data_deps): Scheduled.
20177 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
20178 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
20179 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
20180 PARAM_VECT_MAX_VERSION_CHECKS,
20181 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
20183 2007-03-09 Richard Guenther <rguenther@suse.de>
20185 PR tree-optimization/30904
20186 PR middle-end/31058
20187 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
20188 the same way as *_DIV_EXPR.
20190 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20192 * recog.c (decode_asm_operands): No mixed declarations and code.
20194 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20196 * rtl.def (ASM_INPUT): Add location.
20197 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
20198 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
20199 (decode_asm_operands): Add loc operand.
20200 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
20201 * stmt.c (expand_asm): Rename to...
20202 (expand_asm_loc): ... this. Add locus argument. Pass it on to
20203 gen_rtx_ASM_INPUT_loc.
20204 (expand_asm_expr): Adjust.
20205 * recog.c (decode_asm_operands): Add loc operand.
20206 (check_asm_operands, extract_insn): Adjust.
20207 * reload1.c (maybe_fix_stack_asms): Likewise.
20208 * final.c (asm_insn_count): Likewise.
20209 (final_scan_insn): Output # line before and after asm.
20211 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
20213 * tree-ssa-structalias.c (variable_info): Remove
20215 (new_var_info): Ditto.
20216 (shared_bitmap_info_t): New structure.
20217 (shared_bitmap_table): New variable.
20218 (shared_bitmap_hash): New function.
20219 (shared_bitmap_eq): Ditto
20220 (shared_bitmap_lookup): Ditto.
20221 (shared_bitmap_add): Ditto.
20222 (merge_smts_into): Change to take bitmap directly.
20223 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
20224 (init_alias_vars): Init shared bitmap hashtable.
20225 (delete_points_to_sets): Delete shared bitmap hashtable.
20226 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
20227 is_aliased removal as a change that was still necessary was
20230 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
20232 * config/i386/i386.h (override_options): Conditionally disable
20233 x86_sahf for 64bit targets only.
20235 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20238 * c-decl.c (merge_decls): Don't call make_var_volatile.
20239 * varasm.c (make_var_volatile): Remove.
20240 * output.h (make_var_volatile): Remove.
20242 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
20244 PR tree-optimization/31085
20245 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
20247 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20249 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
20250 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
20251 ATTR_CONST_NOTHROW_LIST.
20253 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20256 2007-03-08 Diego Novillo <dnovillo@redhat.com>
20258 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
20260 2007-03-08 Geoffrey Keating <geoffk@apple.com>
20263 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
20265 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
20266 passed, use shared libgcc.
20268 2007-03-08 Roger Sayle <roger@eyesopen.com>
20270 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
20271 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20272 (honor_protect_cleanup_actions, lower_try_finally_switch):
20274 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
20275 ifc_temp_var): Likewise.
20276 * tree-inline.c (setup_one_parameter): Likewise.
20277 * tree-mudflap.c (mf_decl_cache_locals,
20278 mf_build_check_statement_for): Likewise.
20279 * tree-nested.c (init_tmp_var, save_tmp_var,
20280 finalize_nesting_tree_1): Likewise.
20281 * tree-outof-ssa.c (insert_copy_on_edge,
20282 insert_backedge_copies): Likewise.
20283 * tree-profile.c (tree_gen_edge_profiler,
20284 tree_gen_ic_profiler): Likewise.
20285 * tree-scalar-evolution.c (scev_const_prop): Likewise.
20286 * tree-sra.c (sra_build_assignment): Likewise.
20287 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
20288 * tree-ssa-math-opts.c (insert_reciprocals,
20289 execute_cse_sincos_1): Likewise.
20290 * tree-tailcall.c (adjust_accumulator_values,
20291 adjust_return_value): Likewise.
20292 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
20293 * tree-vect-transform.c (vect_create_data_ref_ptr,
20294 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
20295 vect_create_epilog_for_reduction, vectorizable_reduction,
20296 vectorizable_call, vectorizable_conversion,
20297 vectorizable_assignment, vectorizable_operation,
20298 vectorizable_type_demotion, vect_gen_widened_results_half,
20299 vect_permute_store_chain, vectorizable_store,
20300 vect_setup_realignment, vect_permute_load_chain,
20301 vectorizable_load, vectorizable_condition,
20302 vect_create_cond_for_align_checks): Likewise.
20303 * tree-vrp.c (build_assert_expr_for): Likewise.
20305 2007-03-08 Ian Lance Taylor <iant@google.com>
20307 * tree-vrp.c: Include "intl.h".
20308 (usable_range_p): New static function.
20309 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
20310 overflowed values, juts set *strict_overflow_p.
20311 (compare_values): Only return -2 if one of the operands is not a
20313 (compare_ranges): Call usable_range_p.
20314 (compare_range_with_value): Likewise.
20315 (vrp_evaluate_conditional_warnv): Rename from
20316 vrp_evaluate_conditional. Make static. Change all callers.
20317 (vrp_evaluate_conditional): New function.
20318 (simplify_div_or_mod_using_ranges): Issue warning about reliance
20319 on signed overflow.
20320 (simplify_abs_using_ranges): Likewise.
20321 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
20322 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
20323 within_stmt parameter.
20324 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20325 vrp_evaluate_conditional.
20326 * tree-ssa-threadedge.c
20327 (record_temporary_equivalences_from_stmts_at_dest): Change
20328 simplify parameter to take a second tree parameter.
20329 (simplify_control_stmt_condition): Likewise.
20330 (thread_across_edge): Likewise.
20331 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
20332 (thread_across_edge): Likewise.
20333 * Makefile.in (tree-vrp.o): Depend upon intl.h.
20335 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
20337 * config/i386/i386.h (TARGET_SAHF): New define.
20338 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
20339 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
20340 (x86_sahf): New global variable.
20341 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
20342 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
20343 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
20344 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
20346 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
20347 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
20348 when expanding fcomi/sahf based tests.
20349 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
20350 expanding sahf based alternative. Emit sahf based sequence when
20351 optimizing for code size.
20352 * config/i386/i386.md (x86_sahf_1): Do not disable for
20353 TARGET_64BIT, enable for TARGET_SAHF.
20355 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
20357 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
20358 spurious whitespace from error message.
20360 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
20363 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
20365 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
20367 * c-decl.c (grokdeclarator): Disable warnings for anonymous
20369 * tree-sra.c (instantiate_element): Propagate disabled warnings
20370 from the element itself to the created variable.
20372 2007-03-07 Richard Henderson <rth@redhat.com>
20375 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
20376 silently fix up the stack in the case of a missing register.
20378 2007-03-07 Paul Brook <paul@codesourcery.com>
20380 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
20382 2007-03-07 Joseph Myers <joseph@codesourcery.com>
20384 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
20386 (phase1_vrs): Use them.
20387 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
20388 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
20389 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
20390 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
20391 __gnu_Unwind_Restore_WMMXC if required.
20392 (_Unwind_VRS_Pop): Implement iWMMXt support.
20393 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
20394 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
20395 gnu_Unwind_Save_WMMXC): Define.
20397 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20399 * config/vxworks.h (vxworks_override_options): Declare.
20400 (VXWORKS_OVERRIDE_OPTIONS): Use it.
20401 * config/vxworks.c: Include target.h and toplev.h.
20402 (vxworks_override_options): New function.
20403 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
20405 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
20407 * config/s390/s390.c (override_options): Don't emit an error when
20408 -mstack-size is used without providing -mstack-guard.
20409 (s390_emit_prologue): Choose stack_guard value automatically if not
20410 provided via command line.
20411 * doc/invoke.texi: Adjust description of -mstack-guard and
20414 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20416 * config/i386/i386.c (output_set_got): Add a GOT initialization
20417 sequence for VxWorks PIC.
20418 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
20419 around labels as well as symbols. Use gotoff_operand instead
20420 of local_symbolic_operand.
20421 (legitimize_pic_address): Use gotoff_operand instead of
20422 local_symbolic_operand. Use @GOT accesses for labels as
20424 (ix86_output_addr_diff_elt): Use PC-relative rather than
20425 GP-relative offsets for VxWorks PIC.
20426 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
20427 no_new_pseudos. Check whether the returned register is op0.
20428 * config/i386/i386.md (tablejump): Use PC-relative rather than
20429 GP-relative offsets for VxWorks PIC.
20430 * config/i386/predicates.md (gotoff_operand): New predicate.
20432 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20434 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
20436 * config/vxworks-dummy.h: New file.
20437 * config/i386/i386.h: Include it.
20439 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
20441 * dwarf2out.c (is_inlined_entry_point): New
20442 (add_high_low_attributes): Emit DW_AT_entry_pc along with
20443 DW_AT_ranges if the first subblock is the entry point.
20445 2007-03-06 David Daney <ddaney@avtrex.com>
20447 * doc/install.texi (mips-*-*): Change recommended binutils
20450 2007-03-06 Anatoly Sokolov <aesok@post.ru>
20452 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
20453 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
20455 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20456 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20458 2007-03-06 Jan Hubicka <jh@suse.cz>
20460 * errors.h (warning, error, fatal, internal_error): Mark as cold.
20461 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
20463 (probably_cold_bb_p): Cold functions are cold.
20464 (probably_never_executed_bb_p): Cold functions are cold.
20465 (tree_bb_level_predictions): Predict calls to cold functions as not
20467 (compute_function_frequency): Check hot/cold attributes.
20468 * function.h (function_frequency): Update comments.
20469 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
20470 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
20471 (c_common_att): Add cold and hot.
20473 * doc/extend.texi (hot,cold attributes): Document.
20475 2007-03-06 Andrew Haley <aph@redhat.com>
20477 * function.c (expand_function_end): Move blockage to just after we
20478 emit the label for the naked return from the function.
20480 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20482 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
20485 2007-03-06 Jan Hubicka <jh@suse.cz>
20487 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
20488 loaded for constant large models. Non-large 64bit PIC can do.
20489 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
20490 * cmodel.h: Add LARGE PIC.
20491 * i386.md (UNSPEC_PLTOFF): New.
20492 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
20494 (*call_1_rex64): Disable for large models.
20495 (*call_1_rex64_large): New.
20496 (*call_value_1_rex64): Disable for large models.
20497 (*call_value_1_rex64_large): New.
20498 (set_rip_rex4): New.
20499 (set_got_offset_rex64): New.
20500 * predicates.md (constant_call_address_operand): For large model
20501 constant calls are not possible.
20502 * i386-protos.h (construct_plt_address): Declare.
20503 * i386.c (override_options): Accept large models.
20504 (ix86_expand_prologue): Expand large PIC GOT pointer load.
20505 (legitimate_constant_p): Add new UNSPECs.
20506 (legitimate_pic_operand_p): Likewise.
20507 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
20508 (legitimize_pic_address): Do easy RIP relative way for TLS only for
20510 (output_pic_addr_const): Add PLTOFF.
20511 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
20512 (ix86_expand_move): Legitimize pic address when in PIC mode.
20513 (construct_plt_address): New function.
20514 (ix86_expand_call): Offload the address to register and use GOT
20515 pointer for large model.
20516 * invoke.texi (mcmodel=large): Update documentation.
20518 2007-03-06 Richard Henderson <rth@redhat.com>
20520 * config/i386/i386.c (x86_use_leave, x86_push_memory,
20521 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
20522 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
20523 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
20524 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
20525 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
20526 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
20527 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
20528 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
20529 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
20530 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20531 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
20532 x86_sse_partial_reg_dependency, x86_sse_split_regs,
20533 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
20534 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
20535 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
20536 x86_schedule, x86_use_bt, x86_pad_returns,
20537 x86_use_xchgb): Merge into ...
20538 (ix86_tune_features): ... here. New array.
20539 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
20540 x86_bswap): Merge into ...
20541 (ix86_arch_features): ... here. New array.
20542 (x86_3dnow_a): Remove.
20543 (x86_accumulate_outgoing_args): Make static.
20544 (x86_arch_always_fancy_math_387): Make static.
20545 (ix86_tune_mask, ix86_arch_mask): Move ...
20546 (override_options): ... to local variables here. Apply the
20547 appropriate mask to each element of ix86_arch_features and
20548 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
20549 as were done in the old macros.
20550 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
20551 * config/i386/i386.h (x86_use_leave, x86_push_memory,
20552 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
20553 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
20554 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
20555 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
20556 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
20557 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
20558 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
20559 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
20560 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
20561 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20562 x86_accumulate_outgoing_args, x86_prologue_using_move,
20563 x86_epilogue_using_move, x86_decompose_lea,
20564 x86_arch_always_fancy_math_387, x86_shift1,
20565 x86_sse_partial_reg_dependency, x86_sse_split_regs,
20566 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
20567 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
20568 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
20569 x86_use_incdec, x86_pad_returns, x86_bswap,
20570 x86_partial_flag_reg_stall): Remove.
20571 (enum ix86_tune_indices): New.
20572 (ix86_tune_features): New.
20573 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
20574 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
20575 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
20576 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
20577 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
20578 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
20579 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
20580 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
20581 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
20582 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
20583 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
20584 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
20585 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
20586 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
20587 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
20588 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
20589 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
20590 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
20591 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
20592 TARGET_EXT_80387_CONSTANTS): Use it.
20593 (enum ix86_arch_indices): New.
20594 (ix86_arch_features): New.
20595 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
20596 TARGET_BSWAP): Use it.
20597 (ix86_tune_mask, ix86_arch_mask): Remove.
20599 2007-03-06 Joseph Myers <joseph@codesourcery.com>
20602 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
20603 Define using $${sysroot_headers_suffix}.
20604 * configure: Regenerate.
20605 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
20606 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
20608 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
20609 * gcc.c (print_sysroot_headers_suffix): New.
20610 (option_map): Include --print-sysroot-headers-suffix.
20611 (display_help): Mention -print-sysroot-headers-suffix.
20612 (process_command): Handle -print-sysroot-headers-suffix.
20613 (do_spec_1): Append multilib directory to include-fixed path if
20614 sysroot suffixes in use.
20615 (main): Handle -print-sysroot-headers-suffix.
20616 * Makefile.in (start.encap): Don't depend on xlimits.h
20617 (xlimits.h): Remove.
20618 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
20619 limits.h for each multilib in fixinc_list.
20620 (fixinc_list, s-fixinc_list): New.
20621 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
20622 generate them for each multilib in fixinc_list.
20623 (stmp-fixproto): Use include-fixed. Run fixproto for each
20624 multilib in fixinc_list.
20625 (mostlyclean): Don't remove xlimits.h.
20626 (clean): Remove include-fixed.
20627 (real-install-headers-tar, real-install-headers-cpio,
20628 real-install-headers-cp): Don't copy include, only include-fixed.
20629 (install-mkheaders): Depend on fixinc_list. Don't depend on
20630 xlimits.h. Save limits.h files for each multilib in fixinc_list.
20631 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
20632 SYSTEM_HEADER_DIR setting in mkheaders.conf.
20634 2007-03-06 Jan Hubicka <jh@suse.cz>
20636 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
20639 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20641 * configure.ac: Allow tm_file to contain build-directory files.
20642 * configure: Regenerate.
20643 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
20644 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
20645 * config/m68k/print-sysroot-suffix.sh: New file.
20647 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20649 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
20650 of pic_offset_table_rtx if reload_completed.
20651 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
20652 PIC_OFFSET_TABLE_REGNUM.
20653 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
20655 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
20656 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
20658 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20660 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
20661 functions that call eh_return.
20663 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20665 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
20666 functions that need a constant pool.
20668 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20671 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
20672 (m68k_preferred_reload_class): Likewise.
20673 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
20674 (SECONDARY_RELOAD_CLASS): Define.
20675 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
20676 (LIMIT_RELOAD_CLASS): Delete.
20677 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
20678 registers from storing bytes.
20679 (m68k_secondary_reload_class): New function.
20680 (m68k_preferred_reload_class): Likewise.
20682 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20684 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
20686 (m68k_expand_prologue): Likewise.
20688 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20690 * config/m68k/m68k-protos.h (output_sibcall): Declare.
20691 (mips_expand_epilogue): Add a bool parameter.
20692 (m68k_legitimize_sibcall_address): Declare.
20693 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
20694 (m68k_expand_epilogue): Add a parameter to select between sibling
20695 and normal epilogues. Only generate a return for the latter.
20696 (m68k_ok_for_sibcall_p): New function.
20697 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
20698 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
20699 (sibcall_value, *sibcall_value): Likewise.
20700 (*call, *call_value): Require !SIBLING_CALL_P.
20701 (epilogue): Update call to m68k_expand_epilogue.
20702 (sibcall_epilogue): New pattern.
20703 * config/m68k/predicates.md (const_call_operand): Say that this
20704 predicate applies to sibling calls too.
20705 (sibcall_operand): New predicate.
20707 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20709 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
20710 alternatives as movsi_cf.
20711 (movsf_cf_hard): Add commentary.
20713 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
20714 Richard Sandiford <richard@codesourcery.com>
20716 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
20717 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
20718 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
20719 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
20720 as being live on exit from an interrupt function.
20721 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
20722 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
20723 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
20724 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
20725 (m68k_interrupt_function_p): Globalize.
20726 (m68k_compute_frame_layout): Remove reverse mask code.
20727 (m68k_emit_movem, m68k_set_frame_related): New functions.
20728 (m68k_output_function_prologue): Delete in favor of...
20729 (m68k_expand_prologue): ...this new function.
20730 (m68k_output_function_epilogue): Delete in favor of...
20731 (m68k_expand_epilogue): ...this new function.
20732 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
20734 (print_operand): Handle %?.
20735 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
20736 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
20737 (prologue, epilogue): New patterns.
20738 (return): Turn into a define_expand.
20739 (*return): New pattern, derived from old "return" pattern. Use rte
20740 rather than rts for interrupt functions. Only use rtd if the pop
20742 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
20743 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
20744 (link, *link, unlink, *unlink, load_got): Likewise.
20746 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20750 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
20751 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
20752 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
20753 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
20754 and m68k_matches_u_p.
20755 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
20756 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
20757 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
20758 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
20759 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
20760 (REG_STRICT_P): New macro.
20761 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
20762 PCREL_GENERAL_OPERAND_OK.
20763 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
20764 m68k_legitimate_base_reg_p.
20765 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
20766 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
20767 (PIC_CASE_VECTOR_ADDRESS): Update comment.
20768 * config/m68k/m68k.c (m68k_address): New structure.
20769 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
20770 (m68k_decompose_index, m68k_legitimate_constant_address_p)
20771 (m68k_jump_table_ref_p, m68k_decompose_address)
20772 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
20773 (m68k_matches_u_p): New functions.
20774 (print_operand_address): Rewrite to use m68k_decompose_index.
20776 2007-03-05 David Taylor <dtaylor@emc.com>
20778 * gcc.c: Correct copyright date in --version output.
20780 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20782 * pa.md: In unamed move patterns, disparge copies between general
20783 and floating point registers using '?' modifier. Don't include 'f'
20784 constraint for register preferences in DImode, SImode, HImode and
20785 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
20786 Remove constraints for copies between general and floating registers
20787 in soft-float DFmode pattern.
20788 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
20792 2007-03-05 Mike Stump <mrs@apple.com>
20794 * c-common.c (targetcm): Add.
20795 * c-opts.c (c_common_handle_option): Handle language specific
20797 * opts.c (handle_option): Verify language for target options, if
20799 * opth-gen.awk: Add CL_LANG_ALL.
20800 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
20801 (TARGETCM_INITIALIZER): Add.
20802 * target.h (struct gcc_targetcm): Add.
20804 * targhooks.c (default_handle_c_option): Add.
20805 * targhooks.h (default_handle_c_option): Add.
20806 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
20808 * config/darwin.opt (iframework): Add.
20809 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
20810 * config/darwin-c.c (handle_c_option): Add.
20811 (TARGET_HANDLE_C_OPTION): Add.
20813 * doc/invoke.texi (Darwin Options): Add -iframework.
20815 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20817 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
20820 2007-03-05 Ian Lance Taylor <iant@google.com>
20822 * c.opt (fgnu89-inline): New option.
20823 * c-opts.c (c_common_post_options): Set default value for
20825 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
20826 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
20828 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
20829 (grokdeclarator, start_function): Likewise.
20830 * c-cppbuiltin.c (c_cpp_builtins): Define either
20831 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
20832 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
20833 (C Dialect Options): Document -fgnu89-inline.
20834 * doc/extend.texi (Function Attributes): Explain what the
20835 gnu_inline attribute does.
20836 * doc/cpp.texi (Common Predefined Macros): Document
20837 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20839 2007-03-05 Ian Lance Taylor <iant@google.com>
20841 PR tree-optimization/31034
20842 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
20843 half-range if the other side is an overflow infinity.
20845 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
20847 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
20848 (bfin*-linux-uclibc*): New configuration.
20849 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
20851 * config/bfin/linux.h: New file.
20852 * config/bfin/libgcc-bfin.ver: New file.
20853 * config/bfin/t-bfin-uclinux: New file.
20854 * config/bfin/t-bfin-linux: New file.
20855 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
20856 (TARGET_OS_CPP_BUILTINS): New macro.
20858 2007-03-05 Richard Guenther <rguenther@suse.de>
20860 * fold-const.c (fold_binary): Remove duplicate folding
20861 of comparison of non-null ADDR_EXPR against null.
20863 2007-03-05 Richard Guenther <rguenther@suse.de>
20864 Dorit Nuzman <dorit@il.ibm.com>
20866 PR tree-optimization/26420
20867 * tree-vectorizer.c (vectorize_loops): Bail out early if there
20868 are no loops in the function. Only print the number of
20869 vectorized loops if it is greater than zero or we are supposed
20870 to print information about unvectorized loops.
20872 2007-03-05 Revital Eres <eres@il.ibm.com>
20874 * gcc.dg/var-expand1.c: New test.
20875 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
20876 when an accumulator is expanded.
20878 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20881 * c-common.c (convert_and_check): Don't give warnings for
20882 conversion if 'expr' already overflowed.
20884 2007-03-04 Roger Sayle <roger@eyesopen.com>
20886 PR middle-end/30744
20887 * fold-const.c (fold_comparison): Enforce type consistency when
20888 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
20890 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
20892 * tree-ssa-address.c (create_mem_ref): Do not put an expression
20893 containing a cast to the base of TARGET_MEM_REF.
20895 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
20897 * tree.c (tree_contains_struct_check_failed): Remove spurious
20898 whitespace from error message.
20900 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
20903 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
20904 instead of precision.
20906 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
20907 Nathan Sidwell <nathan@codesourcery.com>
20909 * emit-rtl.c (find_auto_inc): New.
20910 (try_split): recreate REG_INC notes,
20911 Use regular for loops rather than whiles.
20913 2007-03-03 Andreas Schwab <schwab@suse.de>
20915 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
20916 * configure: Regenerate.
20918 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20920 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
20921 flag_rounding_math, not flag_unsafe_math_optimizations.
20923 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
20925 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
20926 alpha_fold_vector_minmax): Likewise.
20927 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
20928 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
20930 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
20932 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
20933 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
20934 if the lhs has side-effects.
20935 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
20937 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
20939 * config/i386/i386.h (TUNEMASK): Remove define.
20940 (ARCHMASK): Remove define.
20941 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
20942 Use ix86_arch_mask variable instead of ARCHMASK.
20943 * config/i386/i386.c (override_options): Ditto.
20944 (standard_80387_constant_p): Ditto.
20946 2007-03-02 Ian Lance Taylor <iant@google.com>
20948 Used signed infinities in VRP.
20949 * tree-vrp.c (uses_overflow_infinity): New static function.
20950 (supports_overflow_infinity): New static function.
20951 (make_overflow_infinity): New static function.
20952 (negative_overflow_infinity): New static function.
20953 (positive_overflow_infinity): New static function.
20954 (is_negative_overflow_infinity): New static function.
20955 (is_positive_overflow_infinity): New static function.
20956 (is_overflow_infinity): New static function.
20957 (overflow_infinity_range_p): New static function.
20958 (compare_values_warnv): New function split out of compare_values.
20959 (compare_value): Call it.
20960 (set_value_range_to_nonnegative): Add overflow_infinity
20961 parameter. Change caller.
20962 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
20964 (vrp_expr_computes_nonzero): Likewise.
20965 (compare_ranges, compare_range_with_value): Likewise.
20966 (compare_name_with_value, compare_names): Likewise.
20967 (vrp_evaluate_conditional): Likewise.
20968 (set_value_range): Handle infinity
20969 (vrp_operand_equal_p, operand_less_p): Likewise.
20970 (extract_range_from_assert): Likewise.
20971 (vrp_int_const_binop): Likewise.
20972 (extract_range_from_binary_expr): Likewise.
20973 (extract_range_from_unary_expr): Likewise.
20974 (extract_range_from_comparison): Likewise.
20975 (extract_range_from_expr): Likewise.
20976 (dump_value_range): Likewise.
20977 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
20978 (test_for_singularity): Likewise.
20979 (vrp_int_const_binop): Remove inline qualifier.
20980 (adjust_range_with_scev): Add comment.
20981 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
20983 2007-03-02 Diego Novillo <dnovillo@redhat.com>
20985 * tree-ssa-structalias.c (could_have_pointers): Tidy.
20986 (get_constraint_for): Likewise.
20987 (do_structure_copy): Likewise.
20988 (find_func_aliases): Fix references to MODIFY_EXPR.
20989 (intra_create_variable_infos): Tidy.
20990 * tree-ssa-operands.c (add_virtual_operand): Add argument
20992 When adding members of alias sets, if IS_CALL_SITE is true and
20993 the symbol is not call-clobbered, skip it.
20994 Adjust all callers.
20996 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
20998 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
20999 entry by means of emit_insn_at_entry.
21001 2007-03-02 Richard Henderson <rth@redhat.com>
21003 * expr.h (promoted_input_arg): Remove decl.
21004 * function.c (promoted_input_arg): Merge into ...
21005 * combine.c (setup_incoming_promotions): ... only caller.
21006 Rearrange to avoid double loop.
21008 2007-03-02 Ben Elliston <bje@au.ibm.com>
21009 Peter Bergner <bergner@vnet.ibm.com>
21010 Janis Johnson <janis187@us.ibm.com>
21012 * config/rs6000/dfp.md: New file.
21013 * config/rs6000/rs6000.md: Include dfp.md.
21014 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21015 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21016 and TDmode decimal float modes in FP registers.
21017 (num_insns_constant): Likewise.
21018 (rs6000_legitimate_offset_address_p): Likewise.
21019 (rs6000_legitimize_address): Likewise.
21020 (rs6000_legitimize_reload_address): Likewise.
21021 (rs6000_legitimate_address): Likewise.
21022 (rs6000_emit_move): Likewise.
21023 (function_arg_boundary): Likewise.
21024 (function_arg_advance): Likewise.
21025 (rs6000_darwin64_record_arg_recurse): Likewise.
21026 (function_arg): Likewise.
21027 (rs6000_gimplify_va_arg): Likewise.
21028 (rs6000_split_multireg_move): Likewise.
21029 (rs6000_output_function_epilogue): Likewise.
21030 (rs6000_output_function_epilogue): Likewise.
21031 (rs6000_register_move_cost): Likewise.
21032 (rs6000_function_value): Likewise.
21033 (rs6000_libcall_value): Likewise.
21035 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21037 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21039 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21041 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
21042 Use $MULTIDIR to choose between the kernel and RTP headers,
21043 and use $WIND_BASE and $WIND_USR to locate them.
21045 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21047 * config/i386/i386.c (override_options): Put initialization of
21048 ix86_tune_mask and ix86_arch_mask to the correct place.
21050 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21051 Michael Meissner <michael.meissner@amd.com>
21054 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
21055 (ARCHMASK): Define.
21056 (TARGET_CMOVE): Use ARCHMASK.
21057 (TARGET_CMPXCHG): Ditto.
21058 (TARGET_CMPXCHG8B): Ditto.
21059 (TARGET_XADD): Ditto.
21060 (TARGET_BSWAP): Ditto.
21061 * config/i386/i386.c (ix86_tune_mask): New global variable.
21062 (ix86_arch_mask): Ditto.
21063 (override_options): Initialize ix86_tune_mask and
21064 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
21067 2007-03-02 Ben Elliston <bje@au.ibm.com>
21070 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
21072 2007-03-02 Joseph Myers <joseph@codesourcery.com>
21074 * target.h (init_dwarf_reg_sizes_extra): New target hook.
21075 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
21076 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
21077 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
21079 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
21080 rs6000_init_dwarf_reg_sizes_extra): New.
21081 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
21082 SPE register high parts.
21084 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
21086 * Makefile.in: Add install-pdf target as
21087 copied from automake v1.10 rules.
21088 * configure.ac: Add install-pdf to target list.
21089 * configure: Regenerate.
21091 2007-03-01 Paul Brook <paul@codesourcery.com>
21093 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
21094 modes to LDRD for DImode.
21095 (output_move_double): Fixup out of range ldrd/strd.
21096 (vfp_secondary_reload_class): Rename...
21097 (coproc_secondary_reload_class): ... to this. Add wb argument.
21098 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
21099 coproc_secondary_reload_class for CLASS_IWMMXT.
21100 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
21101 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
21103 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
21105 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21106 unroll factor by the estimated number of iterations.
21107 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21108 than prefetch latency.
21110 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21111 decode_caches_intel, detect_caches_intel): New functions.
21112 (host_detect_local_cpu): Use detect_caches_amd and
21113 detect_caches_intel.
21115 2007-03-01 Richard Henderson <rth@redhat.com>
21117 * expr.c (emit_move_complex_push): Export.
21118 (emit_move_complex_parts): Split out from ...
21119 (emit_move_complex): ... here.
21120 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21121 * config/i386/i386.md (movcdi): New.
21123 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21125 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
21126 size of mode1 to check for tieable modes in MMX case.
21128 2007-03-01 Richard Sandiford <richard@codesourcery.com>
21130 * Makefile.in (rtlanal.o): Depend on tree.h.
21131 * rtl.h (offset_within_section_p, split_const): Declare.
21132 * rtlanal.c: Include tree.h.
21133 (offset_within_block_p): New function, taken from
21134 mips_offset_within_object_p.
21135 (split_const): New function, taken from mips_split_const.
21136 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
21138 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
21139 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
21140 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
21141 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
21142 (m68k_illegitimate_symbolic_constant_p): New function.
21143 * config/m68k/m68k.md (movsi): Remove misleading predicates.
21144 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
21145 symbolic constant that might be outside the symbol's section,
21146 move the symbol first and then add the offset.
21147 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
21149 * config/mips/mips.c (mips_split_const): Delete.
21150 (mips_offset_within_object_p): Delete.
21151 (mips_symbolic_constant_p): Use offset_within_section_p and
21152 split_const instead of mips_offset_within_object_p and
21154 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
21155 (mips_legitimize_const_move, print_operand_reloc)
21156 (mips_dangerous_for_la25_p): Use split_const instead of
21159 2007-02-28 Eric Christopher <echristo@apple.com>
21161 * Makefile.in (install-include-dir): Don't rm -rf include.
21163 2007-02-28 Richard Guenther <rguenther@suse.de>
21165 PR middle-end/30364
21166 * fold-const.c (fold_binary): Do not associate expressions
21167 with more than one variable for integer types that do not wrap.
21169 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
21171 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
21172 Delete, and replace with...
21173 (fold_builtin_call_array): This. Update callers to use it.
21174 * fold-const.c (fold_build_call_list): Delete, and replace with...
21175 (fold_build_call_array): This.
21176 (fold_build_call_list_initializer): Delete, and replace with...
21177 (fold_build_call_array_initializer): This.
21178 * tree.h: Update declarations to reflect above changes.
21180 * c-typeck.c (build_function_call): Store converted arguments
21181 in a stack-allocated array instead of building a list.
21182 (convert_arguments): Store arguments in the array passed in as an
21183 argument, and return the actual number of arguments.
21184 * c-format.c: (check_function_format): Pass arguments in an
21185 array instead of a list.
21186 * c-common.c (check_function_nonnull): Likewise.
21187 (check_function_sentinel): Likewise.
21188 (check_function_arguments): Likewise.
21189 * c-common.h: Update declarations to reflect above changes.
21191 2007-02-28 Jan Hubicka <jh@suse.cz>
21193 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
21194 PRED_NEGATIVE_RETURN): Update outcomes.
21196 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
21198 * calls.c (emit_library_call_value_1): Handle partial registers
21199 correctly when building up CALL_INSN_FUNCTION_USAGE.
21201 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21203 * pa/predicates.md (move_src_operand): Allow zero for mode.
21204 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
21207 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
21210 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
21211 *movv2df_internal): Enable pattern only for valid operand
21213 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
21214 tie only 128bit modes. For MMX registers, tie only 64bit modes.
21216 2007-02-27 Mike Stump <mrs@apple.com>
21218 * config/darwin-crt3.c: Avoid compilation when compiling for a
21221 2007-02-27 Joseph Myers <joseph@codesourcery.com>
21223 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
21225 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
21226 for fixed headers and limits.h.
21227 (install-include-dir, install-headers-tar, install-headers-cpio,
21228 install-headers-cp, real-install-headers-tar,
21229 real-install-headers-cpio, real-install-headers-cp): Handle
21230 include-fixed as well as include.
21231 (install-mkheaders): Don't install files that go only in include
21233 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
21234 from GCC_INCLUDE_DIR.
21235 * gcc.c (process_command): Remove special -BstageN/ handling.
21236 (do_spec_1): Add include-fixed directories.
21238 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21240 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
21242 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
21244 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
21247 2007-02-27 Mark Mitchell <mark@codesourcery.com>
21249 * c-common.c (get_priority): Add check for
21250 SUPPORTS_INIT_PRIORITY.
21252 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21254 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
21256 * config/bfin/bfin.c: Include "cfglayout.h".
21257 (MAX_LSETUP_DISTANCE): New macro.
21258 (struct loop_info): New members incoming, incoming_src and
21259 incoming_dest. Delete member predecessor.
21260 (length_for_loop): New function.
21261 (bfin_optimize_loop): Handle more different loop structures.
21262 (bfin_discover_loop): Rework detection of predecessor blocks by
21263 examining incoming edges.
21264 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
21266 (bfin_reorder_loops): New function.
21267 (bfin_reorg_loops): Use these three new functions.
21269 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
21270 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
21271 (CONSTRAINT_LEN): Add entry for 'q'.
21272 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
21273 Add 'q' constraints.
21274 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
21275 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
21277 * config/bfin/bfin.md (add_with_carry): New pattern.
21278 (s_or_u, su_optab, su_modifier): New code macros/attrs.
21279 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
21280 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
21281 support unsigned multiplies too. Removed incorrect commutativity from
21282 operand 1 constraint where appropriate.
21283 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
21285 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
21286 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
21288 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
21289 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
21290 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
21291 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
21292 usmulhisi_hh_huh): New patterns.
21294 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
21295 lshifthi3): Fix output template to use half reg for operand 2.
21297 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
21300 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
21302 2007-02-27 Andreas Schwab <schwab@suse.de>
21304 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
21306 2007-02-27 Jan Hubicka <jh@suse.cz>
21308 * predict.c (last_basic_block_p): Remove.
21309 (tree_estimate_probability): Update return heuristic for commonized
21312 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21314 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
21316 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21318 * doc/include/gcc-common.texi (versionsubtitle): New macro.
21319 * doc/cpp.texi: Standardize title page.
21320 * doc/cppinternals.texi: Likewise.
21321 * doc/gcc.texi: Standardize title page, remove version number
21322 from copyright page.
21323 * doc/gccint.texi: Likewise.
21324 * doc/install.texi: Standardize title page, add table of
21327 2007-02-26 Jan Hubicka <jh@suse.cz>
21329 * predict.def: Set outcomes according to more recent results.
21330 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
21331 Remove dead predictors.
21332 * predict.c (return_prediction): Fix pasto.
21334 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21336 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
21337 change; avoid a memory leak when returning early.
21339 2007-02-26 Mark Mitchell <mark@codesourcery.com>
21341 * c-decl.c (static_ctors): Move to c-common.c.
21342 (static_dtors): Likewise.
21343 (finish_function): Use c_record_cdtor_fn.
21344 (build_cdtor): Move to c-common.c.
21345 (c_write_global_declarations): Use c_build_cdtor_fns.
21346 * c-common.h (static_ctors): Declare.
21347 (static_dtors): Likewise.
21348 (c_record_cdtor_fn): Likewise.
21349 (c_build_cdtor_fns): Likewise.
21350 * c-common.c (static_ctors): New variable.
21351 (static_dtors): Likewise.
21352 (c_record_cdtor_fn): New function.
21353 (build_cdtor): Move from c-decl.c
21354 (c_build_cdtor_fns): New function.
21356 * output.h (assemble_addr_to_section): Declare.
21357 (get_cdtor_priority_section): Likewise.
21358 * varasm.c (assemble_addr_to_section): New function.
21359 (get_cdtor_priority_section): Likewise.
21360 (default_named_section_asm_out_destructor): Use them.
21361 (destor_dtor_section_asm_out_destructor): Likewise.
21362 (default_named_section_asm_out_constructor): Likewise.
21363 (default_ctor_section_asm_out_constructor): Likewise.
21364 * config.gcc (*-*-vxworks*): Include vxworks.o.
21365 * config/t-vxworks (vxworks.o): New target.
21366 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
21367 (TARGET_ASM_CONSTRUCTOR): Define.
21368 (TARGET_ASM_DESTRUCTOR): Likewise.
21369 (vxworks_asm_out_constructor): Declare.
21370 (vxworks_asm_out_destructor): Likewise.
21372 * c-common.c (get_priority): Check that we have not just an
21373 INTEGER_CST, but an integer constant with integeral type.
21375 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
21377 PR tree-optimization/30938
21378 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
21379 use &dt[nargs-1] instead of &dt[nargs] in the call to
21380 vect_is_simple_use().
21382 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
21384 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
21385 from register elimination as PRE_MODIFY / POST_MODIFY increments.
21386 Do not attempt to handle MEM inside auto-inc expressions.
21387 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
21388 of a register modified by an auto-inc expression. However, do handle
21389 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
21390 (elimination_effects): Prohibit elimination of a register modified
21391 by an auto-inc expression. Disable register elimination rules whose
21392 target register is modified by an auto-inc expression with variable
21395 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
21397 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
21399 (array_at_struct_end_p): New function.
21400 (idx_infer_loop_bounds): Use it.
21401 (estimate_numbers_of_iterations_loop): Export.
21402 * predict.c (predict_loops): Use estimated_loop_iterations_int.
21403 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
21404 (tree_estimate_probability): Call record_loop_exits.
21405 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
21406 (estimated_loop_iterations, estimated_loop_iterations_int,
21407 estimated_loop_iterations_tree): New functions.
21408 (analyze_siv_subscript_cst_affine,
21409 compute_overlap_steps_for_affine_1_2,
21410 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
21411 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
21412 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
21413 (PRED_LOOP_ITERATIONS_GUESSED): New.
21414 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
21415 * cfgloop.h (estimate_numbers_of_iterations_loop,
21416 estimated_loop_iterations_int): Declare.
21418 2007-02-25 Mark Mitchell <mark@codesourcery.com>
21420 * doc/extend.texi: Document optional priority argument to
21421 constructors and destructors.
21422 * tree.c (init_priority_for_decl): Adjust GTY markers.
21423 (init_ttree): Use priority-info hash functions for
21424 init_priority_for_decl.
21425 (tree_map_eq): Rename to ...
21426 (tree_map_base_eq): ... this.
21427 (tree_map_marked_p): Rename to ...
21428 (tree_map_base_marked_p): ... this.
21429 (tree_map_base_hash): New function.
21430 (decl_init_priority_lookup): Rework.
21431 (decl_fini_priority_lookup): New function.
21432 (decl_priority_info): New function.
21433 (decl_init_priority_insert): Use it.
21434 (decl_fini_priority_insert): Likewise.
21435 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
21437 (decl_restrict_base_insert): Likewise.
21438 (decl_debug_expr_insert): Likewise.
21439 (decl_value_expr_lookup): Likewise.
21440 (decl_value_expr_insert): Likewise.
21441 * tree.h (priority_type): New type.
21442 (decl_init_priority_lookup): Use priority_type.
21443 (decl_fini_priority_lookup): New function.
21444 (decl_init_priority_insert): Use priority_type.
21445 (decl_fini_priority_insert): New function.
21446 (DECL_HAS_INIT_PRIORITY): Tweak comments.
21447 (DECL_INIT_PRIORITY): Likewise.
21448 (SET_DECL_INIT_PRIORITY): Add comment.
21449 (DECL_FINI_PRIORITY): New macro.
21450 (SET_DECL_FINI_PRIORITY): Likewise.
21451 (DEFAULT_INIT_PRIORITY): Document.
21452 (MAX_INIT_PRIORITY): Likewise.
21453 (MAX_RESERVED_INIT_PRIORITY): Likewise.
21454 (tree_map_base): New type.
21455 (tree_map_base_eq): New function.
21456 (tree_map_base_hash): Likewise.
21457 (tree_map_base_marked_p): Likewise.
21458 (tree_map): Inherit from tree_map_base.
21459 (tree_map_eq): Make it a macro.
21460 (tree_map_marked_p): Likewise.
21461 (tree_int_map): Inherit from tree_map_base.
21462 (tree_int_map_eq): Make it a macro.
21463 (tree_int_map_hash): Likewise.
21464 (tree_int_map_marked_p): Likewise.
21465 (tree_priority_map): New type.
21466 (tree_priority_map_eq): New macro.
21467 (tree_priority_map_hash): Likewise.
21468 (tree_priority_map_marked_p): Likewise.
21469 * varasm.c (emults_decl): Adjust for refactoring of tree_map
21471 (emutls_common_1): Likewise.
21472 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
21473 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
21474 of tree_map hierarchy.
21475 * tree-cfg.c (move_stmt_r): Likewise.
21476 (new_label_mapper): Likewise.
21477 * c-tree.h (c_expand_body): Move to ...
21478 * c-common.h (c_expand_body): ... here.
21479 * c-decl.c (c_expand_body): Move to ...
21480 * c-common.c (c_expand_body): ... here.
21481 (c_common_attribute_table): Allow 1 argument for the constructor
21482 and destructor attributes.
21483 (get_priority): New function.
21484 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
21485 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
21487 2007-02-24 Jan Hubicka <jh@suse.cz>
21489 PR middle-end/30509
21490 * tree-inline.c (copy_bb): Produce exact copy of EH info when
21491 copying for inlining.
21493 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
21494 Jan Hubicka <jh@suse.cz>
21497 * i386.c (counter_mode): New function.
21498 (expand_set_or_movmem_via_loop): Use it.
21499 (expand_movmem_epilogue): Likewise; fix pasto.
21500 (ix86_expand_movmem): Do emit guard even for constant counts.
21501 (ix86_expand_setmem): Likewise.
21503 2007-02-25 Nick Clifton <nickc@redhat.com>
21505 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
21506 (JUMP_TABLES_IN_TEXT_SECTION): Define.
21508 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
21511 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
21512 count argument with 0x10, not with 0x16.
21513 (expand_setmem_epilogue): Ditto.
21515 2007-02-24 Mike Stump <mrs@apple.com>
21517 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
21520 2007-02-24 Richard Guenther <rguenther@suse.de>
21522 PR middle-end/30951
21523 * fold-const.c (fold_binary): Fold x +- CST op x for
21524 EQ_EXPR and NE_EXPR.
21526 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21528 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
21530 2007-02-24 Jan Hubicka <jh@suse.cz>
21532 * cgraphunit.c (decide_is_function_needed): Honor
21533 -fkeep-inline-functions.
21535 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21537 * builtins.c (fold_builtin_modf): New.
21538 (fold_builtin_2): Use it.
21540 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
21542 * loop-iv.c (implies_p): Detect additional cases where A implies B.
21543 (determine_max_iter): Take additional LOOP arg; all callers changed.
21544 Lose broken logic dealing with PLUS. Try to limit the upper bound by
21545 one using simplifications.
21546 (simplify_using_initial_values): Return if the expression becomes
21547 invalid due to altered regs.
21549 2007-02-23 DJ Delorie <dj@redhat.com>
21551 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
21553 2007-02-23 Mike Stump <mrs@apple.com>
21555 * tlink.c (scan_linker_output): Parse linker messages from
21556 darwin9's linker better.
21558 2007-02-23 Steve Ellcey <sje@cup.hp.com>
21561 * varpool.c (varpool_assemble_pending_decls): Set
21562 varpool_last_needed_node to null.
21564 2007-02-23 DJ Delorie <dj@redhat.com>
21566 * config/i386/i386.c (ix86_data_alignment): Don't specify an
21567 alignment bigger than the object file can handle.
21569 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
21572 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
21573 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
21574 (*movsf_1): Penalize MMX moves.
21576 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
21578 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
21579 2^32-1 or more times unless flag_unsafe_loop_optimizations.
21581 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
21583 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21585 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
21586 (fold_builtin_1): Use them.
21587 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21588 BUILT_IN_SIGNIFICAND.
21590 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
21592 * config/i386/i386.c (bdesc_1arg): Initialize
21593 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
21594 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
21595 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
21596 and IX86_BUILTIN_MOVSLDUP.
21598 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
21600 PR rtl-optimization/30841
21601 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
21603 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21605 * builtins.c (fold_builtin_frexp): New.
21606 (fold_builtin_2): Use it.
21608 2007-02-22 Mark Mitchell <mark@codesourcery.com>
21610 * doc/invoke.texi (Spec Files): Document getenv spec function.
21612 * gcc.c (getenv_spec_function): New function.
21613 (static_spec_functions): Add it.
21614 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
21615 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
21618 2007-02-22 Michael Matz <matz@suse.de
21621 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
21622 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
21624 2007-02-22 Ian Lance Taylor <iant@google.com>
21627 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
21628 (mem_loc_descriptor): Call it.
21630 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
21631 Ira Rosen <irar@il.ibm.com>
21633 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
21635 2007-02-22 Ira Rosen <irar@il.ibm.com>
21637 PR tree-optimization/30843
21638 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
21639 stores only after all the group is vectorized.
21641 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
21643 PR tree-optimization/30858
21644 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
21645 in the reduction cycle have a single use in the loop.
21646 * tree-vectorizer.h (relevant): Add documentation.
21648 2007-02-20 Mike Stump <mrs@apple.com>
21650 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
21651 * configure: Regenerate.
21653 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21655 Change the defaults of some parameters and options.
21656 * config/spu/spu-protos.h (spu_optimization_options): Declare.
21657 * config/spu/spu.c (spu_optimization_options): Add.
21658 (spu_override_options): Change params in spu_optimization_options.
21659 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
21661 Register 127 is only 16 byte aligned when used as a frame pointer.
21662 * config/spu/spu-protos.h (spu_init_expanders): Declare.
21663 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
21664 HARD_FRAME_POINTER_REGNUM.
21665 (spu_legitimate_address): Use regno_aligned_for_reload.
21666 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
21667 aligned when frame_pointer_needed is true.
21668 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
21670 * config/spu/spu.h (INIT_EXPANDERS): Define.
21672 Make sure shift and rotate instructions have valid immediate operands.
21673 * config/spu/predicates.md (spu_shift_operand): Remove.
21674 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
21675 * config/spu/constraints.md (W, O): Extend range.
21676 * config/spu/spu.md (umask, nmask): Define.
21677 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
21678 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
21679 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
21680 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
21681 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
21682 (lshr<mode>3_reg): Fix rtl description.
21684 Make sure mulhisi immediate operands are valid.
21685 * config/spu/predicates.md (imm_K_operand): Add.
21686 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
21688 Generate constants using fsmbi and andi.
21689 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
21690 (print_operand, spu_split_immediate, classify_immediate,
21691 fsmbi_const_p): Handle IC_FSMBI2.
21693 Correctly handle a CONST_VECTOR containing symbols.
21694 * config/spu/spu.c (print_operand): Handle HIGH correctly.
21695 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
21696 (immediate_load_p): Allow symbols that use 2 instructions to create.
21697 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
21698 with symbols when flag_pic is set.
21699 (const_vector_immediate_p): New.
21700 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
21701 accept a CONST_VECTOR with symbols.
21702 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
21703 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
21705 * config/spu/spu.md (high, low): Delete.
21706 (low_<mode>): Define.
21708 Remove INTRmode and INTR_REGNUM, which didn't work.
21709 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
21711 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
21712 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
21713 peephole2 pattern): Don't use INTR or 131.
21714 (movintrcc): Delete.
21715 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
21716 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
21717 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
21718 (UNSPEC_SET_INTR): Add.
21719 * config/spu/spu-modes.def (INTR): Remove.
21721 More accurate warnings about run-time relocations.
21722 * config/spu/spu.c (reloc_diagnostic): Test in_section.
21724 Correctly warn about immediate arguments to specific intrinsics.
21725 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
21726 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
21727 the instruction predicate.
21729 Fix tree check errors with latest update.
21730 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
21732 (spu_expand_builtin): Use CALL_EXPR_FN.
21734 Add missing specific intrinsics.
21735 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
21737 * config/spu/spu_internals.h: Ditto.
21739 Fix incorrect operand modifiers.
21740 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
21741 * config/spu/spu.md (xor<mode>3): Change %S to %J.
21743 Optimize one case of zero_extend of a vec_select.
21744 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
21746 Accept any immediate for hbr.
21747 * config/spu/spu.md (hbr): Change s constraints to i.
21749 2007-02-21 Paul Brook <paul@codesourcery.com>
21751 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
21752 condexec_count when skipping USE and CLOBBER.
21754 2007-02-21 Nick Clifton <nickc@redhat.com>
21756 * common.opt (Warray-bounds): Add Warning attribute.
21757 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
21759 (fsized-zeroes): Add Optimization attribute.
21760 (fsplit-wide-types, ftree-scev-cprop): Likewise.
21761 * c.opt (Wc++0x-compat): Add Warning attribute.
21763 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
21765 PR middle-end/30761
21766 * reload1.c (eliminate_regs_in_insn): In the single_set special
21767 case, attempt to re-recognize the insn before falling back to
21768 having reload fix it up.
21770 2007-02-20 Eric Christopher <echristo@gmail.com>
21772 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
21773 Rewrite accordingly.
21774 (frv_read_iacc_argument): Ditto.
21775 (frv_expand_set_builtin): Take a call instead of arglist, update for
21777 (frv_expand_unop_builtin): Ditto.
21778 (frv_expand_binop_builtin): Ditto.
21779 (frv_expand_cut_builtin): Ditto.
21780 (frv_expand_binopimm_builtin): Ditto.
21781 (frv_expand_voidbinop_builtin): Ditto.
21782 (frv_expand_int_void2arg): Ditto.
21783 (frv_expand_prefetches): Ditto.
21784 (frv_expand_voidtriop_builtin): Ditto.
21785 (frv_expand_voidaccop_builtin): Ditto.
21786 (frv_expand_load_builtin): Ditto.
21787 (frv_expand_store_builtin): Ditto.
21788 (frv_expand_mdpackh_builtin): Ditto.
21789 (frv_expand_mclracc_builtin): Ditto.
21790 (frv_expand_mrdacc_builtin): Ditto.
21791 (frv_expand_mwtacc_builtin): Ditto.
21792 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
21795 2007-02-20 Janis Johnson <janis187@us.ibm.com>
21797 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
21798 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
21800 (HAVE_GAS_DFP): Check for assembler support of decimal floating
21801 point instructions.
21802 * configure: Regenerate.
21803 * config.in: Regenerate.
21804 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
21805 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
21806 masks to power6 and power6x and to POWERPC_MASKS.
21807 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21809 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
21810 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
21811 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21812 Access PROTOTYPE as variable, not mask.
21814 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
21816 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
21817 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
21818 * combine.c (adjust_for_new_dest): Use it.
21819 * postreload.c (reload_combine): Likewise.
21821 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
21823 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
21824 notes on an insn with multiple sets, even if single_set returns
21825 non-NULL for that insn.
21827 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21829 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
21830 scalbn and scalbln.
21832 2007-02-20 Geoffrey Keating <geoffk@apple.com>
21834 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
21835 if user didn't pass it.
21836 * config/i386/darwin.h (CC1_SPEC): Likewise.
21837 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
21838 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
21839 -mmacosx-version-min.
21841 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21842 Uros Bizjak <ubizjak@gmail.com>
21844 * optabs.h (enum optab_index): Add new OTI_scalb.
21845 (scalb_optab): Define corresponding macro.
21846 * optabs.c (init_optabs): Initialize scalb_optab.
21847 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
21849 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
21850 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
21851 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
21852 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
21853 flag_unsafe_math_optimizations is set.
21855 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
21856 to implement scalbf, scalb and scalbl built-ins as inline x87
21859 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21860 DJ Delorie <dj@redhat.com>
21863 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
21864 (diagnostic_report_diagnostic): ... here, and turn them into real
21865 errors. If warnings are inhibited, no need to do anything.
21867 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
21869 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
21870 better code generation.
21872 2007-02-20 Ben Elliston <bje@au.ibm.com>
21874 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
21876 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
21878 * config/alpha/alpha.c, config/alpha/alpha.md,
21879 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
21880 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
21881 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
21882 config/arm/lib1funcs.asm: Follow spelling conventions.
21884 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
21885 config/fr30/fr30.md, config/i386/i386.h,
21886 config/iq2000/iq2000.h, config/iq2000/predicates.md,
21887 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
21888 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
21889 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
21890 config/rs6000/altivec.md, config/rs6000/rs6000.c,
21891 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
21892 config/sparc/sparc.c, config/sparc/sparc.h,
21893 config/sparc/sparc.md, config/spu/constraints.md,
21894 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
21897 2007-02-20 Alan Modra <amodra@bigpond.net.au>
21900 * varasm.c (use_blocks_for_decl_p): Return false for decls with
21903 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
21905 * doc/invoke.texi (-ftree-lrs): Remove.
21907 2007-02-19 Diego Novillo <dnovillo@redhat.com>
21909 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
21912 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
21914 * config/ia64/ia64.c (ia64_expand_builtin): Use the
21915 new CALL_EXPR_FN macro for retrieving the function
21916 declaration of the input expression.
21918 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21920 * c.opt (Waddress): New.
21921 * common.opt (Walways-true): Delete.
21922 (Wstring-literal-comparison): Delete.
21923 * doc/invoke.texi (Warning Options): Delete -Walways-true and
21924 -Wstring-literal-comparison. Add -Waddress.
21926 (Walways-true): Delete.
21927 (Wstring-literal-comparison): Delete.
21928 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
21929 consistently instead of -Walways-true in example.
21930 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
21931 * c-typeck.c (parser_build_binary_op): Replace
21932 -Wstring-literal-comparison and -Walways-true with -Waddress.
21933 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
21936 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
21938 * tree-cfg.c (dump_function_to_file): Be prepared for functions
21939 without DECL_STRUCT_FUNCTION initialized.
21941 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
21943 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
21944 due to calls to functions taking pointers as parameters.
21946 2007-02-19 Richard Henderson <rth@redhat.com>
21949 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
21952 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
21954 * config/s390/s390.c (s390_call_saved_register_used,
21955 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
21956 accessed to the new scheme.
21958 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21960 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
21961 (cris_print_index, cris_print_operand, cris_print_operand_address)
21962 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
21963 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
21964 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
21965 GET_CODE () == xxx.
21966 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
21967 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
21968 GO_IF_LEGITIMATE_ADDRESS): Ditto.
21969 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
21970 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
21971 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
21972 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
21973 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
21974 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
21975 (uminsi3, call, call_value): Ditto.
21976 (define_split: indir_to_reg_split, unnamed): Ditto.
21978 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
21980 PR tree-optimization/30975
21981 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
21984 2007-02-18 Eric Christopher <echristo@gmail.com>
21986 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
21987 Remove use of arglist.
21988 (mips_expand_builtin): Remove use of arglist, pass in expr.
21989 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
21990 (mips_expand_builtin_movtf): Ditto.
21991 (mips_expand_builtin_compare): Ditto.
21993 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
21995 * tree-sra.c (sra_build_assignment): Replace assertion
21996 checking with a comment explaining why it can't be done.
21998 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22000 PR middle-end/30833
22001 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22002 during CALL_EXPR representation conversion.
22003 * tree-ssa-propagate.c (set_rhs): Likewise.
22005 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22007 * tree-sra.c (sra_build_assignment): Disable assertion checking
22010 2007-02-18 Roger Sayle <roger@eyesopen.com>
22012 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22013 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22014 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22016 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22017 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22018 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22019 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22020 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22021 force_gimple_operand): Likewise.
22022 * ipa-cp.c (constant_val_insert): Likewise.
22023 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22024 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22025 perfect_nestify): Likewise.
22026 * langhooks.c (lhd_omp_assignment): Likewise.
22027 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22028 lower_copyprivate_clauses, lower_send_clauses,
22029 lower_send_shared_vars, expand_parallel_call,
22030 expand_omp_for_generic, expand_omp_for_static_nochunk,
22031 expand_omp_for_static_chunk, expand_omp_sections,
22032 lower_omp_single_copy, lower_omp_for_lastprivate,
22033 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22034 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22035 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22038 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22040 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
22041 config/sh/sh.md: Follow spelling conventions.
22043 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
22044 config/frv/predicates.md: Follow spelling conventions.
22046 * config/m68k/linux-unwind.h: Fix a comment typo.
22047 * target.h: Follow spelling conventions.
22049 2007-02-18 Roger Sayle <roger@eyesopen.com>
22051 PR rtl-optimization/28173
22052 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
22053 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
22054 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
22055 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
22056 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
22058 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22060 * builtins.c (fold_builtin_load_exponent): New.
22061 (fold_builtin_2): Use it.
22063 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22065 PR rtl-optimization/30773
22066 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
22067 if we fail to attach a REG_EQUIV note.
22069 2007-02-18 David Edelsohn <edelsohn@gnu.org>
22070 Roger Sayle <roger@eyesopen.com>
22072 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
22074 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22076 * calls.c (initialize_argument_information): Pass original EXP
22077 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
22078 code to split complex arguments here, as part of initializing the
22080 (expand_call): Remove code that builds a list of arguments and
22081 inserts implicit arguments into it. Instead, just count how many
22082 implicit arguments there will be so we can determine the size of
22083 the ARGS array, and let initialize_argument_information do the work.
22084 (split_complex_values): Delete unused function.
22086 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22088 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
22090 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22092 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
22093 for arg pointer based indexed addressing.
22095 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22097 * config/ia64/ia64.h, config/ia64/ia64.md,
22098 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
22099 spelling conventions.
22101 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22103 * config/m68k/m68k.c (split_di): New.
22104 * config/m68k/m68k-protos.h: Declare split_di.
22105 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22106 Improve predicate handling and split constant shifts.
22108 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22110 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22111 parameter for register bitfield operations, general predicates
22114 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22116 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22117 * config/m68k/linux-unwind.h: New file.
22119 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22121 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22122 config/i386/athlon.md, config/ia64/ia64.md,
22123 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22124 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22125 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
22126 tree-ssa-loop-niter.c, tree-vect-analyze.c,
22127 tree-vect-transform.c: Fix comment typos.
22129 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
22131 * sched-deps.c (find_insn_list): Remove.
22132 * sched-int.h: Remove the prototype for find_insn_list.
22134 2007-02-16 Geoffrey Keating <geoffk@apple.com>
22136 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
22138 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
22139 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
22140 darwin_rs6000_override_options.
22141 (C_COMMON_OVERRIDE_OPTIONS): Expect
22142 darwin_macosx_version_min to be non-NULL always.
22143 (TARGET_C99_FUNCTIONS): Likewise.
22144 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
22145 (DARWIN_MINVERSION_SPEC): New.
22146 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
22147 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
22149 (DARWIN_MINVERSION_SPEC): New.
22150 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
22152 * config/darwin-c.c (darwin_cpp_builtins): Expect
22153 darwin_macosx_version_min to be non-NULL always.
22155 * config/rs6000/rs6000.c: Clean up trailing whitespace.
22157 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
22159 * config/i386/i386.h (x86_use_xchgb): New.
22160 (TARGET_USE_XCHGB): New macro.
22161 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
22162 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
22163 Split after reload into bswaphi for shifts of 8.
22164 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
22165 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
22166 or when optimizing for size.
22168 2007-02-16 Richard Guenther <rguenther@suse.de>
22169 Christian Bruel <christian.bruel@st.com>
22171 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
22172 DECLs but prefer SSA_NAMEs over DECLs.
22174 2007-02-16 Richard Guenther <rguenther@suse.de>
22176 * tree-flow-inline.h (single_imm_use_p): Remove.
22177 (zero_imm_uses_p): Likewise.
22178 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
22179 instead of single_imm_use_p.
22180 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
22183 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22186 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
22187 nested double- and backquotes.
22189 2007-02-15 Roger Sayle <roger@eyesopen.com>
22191 PR middle-end/30391
22192 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
22193 should be unreachable.
22194 (build2_stat): Allow construction of MODIFY_EXPR at any time.
22195 For the time being redirect GIMPLE_MODIFY_STMT to the new
22196 (renamed) build_gimple_modify_stmt_stat.
22197 (build2_gimple_stat): Rename to...
22198 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
22199 Always build a GIMPLE_MODIFY_STMT node.
22200 * tree.h (build2_gimple, build2_gimple_stat): Delete.
22201 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
22204 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
22205 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
22206 * tree-complex.c (set_component_ssa_name, expand_complex_move,
22207 expand_complex_div_wide): Likewise.
22208 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
22209 * tree-ssa-loop-im.c (schedule_sm): Likewise.
22210 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
22211 * tree-ssa-loop-manip.c (create_iv): Likewise.
22212 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
22213 abs_replacement): Likewise.
22214 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
22215 realify_fake_stores): Likewise.
22217 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
22218 node rather than a GIMPLE_MODIFY_STMT node.
22219 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
22220 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
22222 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
22223 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
22224 GIMPLE_MODIFY_STMT.
22226 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22228 PR middle-end/30433
22229 * fold-const.c (fold_comparison): Add back the
22230 folding of constant complex comparisions.
22232 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22234 PR middle-end/30729
22235 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
22236 effects unknown to this function, return early.
22238 2007-02-15 Ian Lance Taylor <iant@google.com>
22240 * lower-subreg.c (move_eh_region_note): New static function.
22241 (resolve_simple_move): Call it.
22242 (decompose_multiword_subregs): Track blocks for which we resolve a
22243 simple move which is also a control flow insn. Pass them to
22244 find_many_sub_basic_blocks.
22245 (pass_lower_subreg): Add TODO_verify_flow.
22246 (pass_lower_subreg2): Likewise.
22248 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22249 Brooks Moses <brooks.moses@codesourcery.com>
22250 Lee Millward <lee.millward@codesourcery.com>
22252 * tree.h (enum tree_code_class): Add tcc_vl_exp.
22253 (VL_EXP_CLASS_P): New.
22254 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
22256 (TREE_OPERAND_CHECK_CODE): Likewise.
22257 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
22258 (TREE_RTL_OPERAND_CHECK): Likewise.
22259 (tree_operand_check_failed): Make second parameter the whole tree
22260 instead of its code. Fixed callers.
22261 (VL_EXP_CHECK): New.
22262 (TREE_OPERAND_LENGTH): New.
22263 (VL_EXP_OPERAND_LENGTH): New.
22264 (CALL_EXPR_FN): New.
22265 (CALL_EXPR_STATIC_CHAIN): New.
22266 (CALL_EXPR_ARGS): New.
22267 (CALL_EXPR_ARG): New.
22268 (call_expr_nargs): New.
22269 (CALL_EXPR_ARGP): New.
22270 (build_nt_call_list): Declare.
22271 (build_vl_exp_stat): Declare.
22272 (build_vl_exp): New.
22273 (build_call_list): Declare.
22274 (build_call_nary): Declare.
22275 (build_call_valist): Declare.
22276 (build_call_array): Declare.
22277 (call_expr_arg): Declare.
22278 (call_expr_argp): Declare.
22279 (call_expr_arglist): Declare.
22280 (fold_build_call_list): Declare.
22281 (fold_build_call_list_initializer): Declare.
22282 (fold_call_expr): Declare to replace fold_builtin.
22283 (fold_builtin_fputs): Update to agree with modified definition.
22284 (fold_builtin_strcpy): Likewise.
22285 (fold_builtin_strncpy): Likewise.
22286 (fold_builtin_memory_chk): Likewise.
22287 (fold_builtin_stxcpy_chk): Likewise.
22288 (fold_builtin_strncpy_chk): Likewise.
22289 (fold_builtin_next_arg): Likewise.
22290 (fold_build_call_expr): Declare.
22291 (fold_builtin_call_list): Declare.
22292 (fold_builtin_call_valist): Declare.
22293 (build_call_expr): Declare.
22294 (validate_arglist): Update to agree with modified definition.
22295 (tree_operand_length): New.
22296 (call_expr_arg_iterator): New.
22297 (init_call_expr_arg_iterator): New.
22298 (next_call_expr_arg): New.
22299 (first_call_expr_arg): New.
22300 (more_call_expr_args_p): New.
22301 (FOR_EACH_CALL_EXPR_ARG): New.
22303 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
22304 and tcc_gimple_stmt.
22305 (tree_code_size): Update documentation. Use sizeof (tree) rather
22306 than sizeof (char *).
22307 (tree_size): Likewise. Add case for tcc_vl_exp.
22308 (tree_node_structure): Add case for tcc_vl_exp.
22309 (contains_placeholder_p): Likewise.
22310 (substitute_in_expr): Likewise.
22311 (substitute_placeholder_in_expr): Likewise.
22312 (stabilize_reference_1): Likewise.
22313 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
22314 to diagnose breakage of this interface for constructing CALL_EXPRs.
22315 (build_nt): Add similar assertion here.
22316 (build_nt_call_list): New.
22317 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
22318 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
22320 (get_callee_fndecl): Use new CALL_EXPR accessors.
22321 (tree_operand_check_failed): Change parameters to pass entire node
22322 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
22323 (process_call_operands): New.
22324 (build_vl_exp_stat): New.
22325 (build_call_list): New.
22326 (build_call_nary): New.
22327 (build_call_valist): New.
22328 (build_call_array): New.
22329 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22330 (call_expr_arglist): New.
22332 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
22333 tcc_vl_exp instead of a fixed-size tcc_expression.
22335 * doc/c-tree.texi (CALL_EXPR): Document new representation and
22336 accessors for CALL_EXPRs.
22337 (AGGR_INIT_EXPR): Likewise.
22339 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22340 Brooks Moses <brooks.moses@codesourcery.com>
22341 Lee Millward <lee.millward@codesourcery.com>
22343 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
22344 (expand_builtin_nonlocal_goto): Change parameter to be entire
22345 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
22346 (expand_builtin_prefetch): Likewise.
22347 (expand_builtin_classify_type): Likewise.
22348 (mathfn_built_in): Return NULL_TREE instead of 0.
22349 (expand_errno_check): Use new CALL_EXPR accessors.
22350 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
22351 Return NULL_RTX instead of 0.
22352 (expand_builtin_mathfn_2): Likewise.
22353 (expand_builtin_mathfn_3): Likewise.
22354 (expand_builtin_interclass_mathfn): Likewise.
22355 (expand_builtin_sincos): Likewise.
22356 (expand_builtin_cexpi): Likewise.
22357 (expand_builtin_int_roundingfn): Likewise.
22358 (expand_builtin_int_roundingfn_2): Likewise.
22359 (expand_builtin_pow): Likewise.
22360 (expand_builtin_powi): Likewise.
22361 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
22362 of arglist, fixing callers appropriately. Use new CALL_EXPR
22363 accessors and constructors. Return NULL_RTX instead of 0.
22364 (expand_builtin_strstr): Likewise.
22365 (expand_builtin_strchr): Likewise.
22366 (expand_builtin_strrchr): Likewise.
22367 (expand_builtin_strpbrk): Likewise.
22368 (expand_builtin_memcpy): Likewise.
22369 (expand_builtin_mempcpy): Likewise.
22370 (expand_builtin_mempcpy_args): New.
22371 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
22372 (expand_builtin_memmove_args): New.
22373 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
22374 (expand_movstr): Likewise.
22375 (expand_builtin_strcpy): Likewise.
22376 (expand_builtin_strcpy_args): New.
22377 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
22378 (expand_builtin_strncpy): Likewise.
22379 (expand_builtin_memset): Likewise.
22380 (expand_builtin_memset_args): New.
22381 (expand_builtin_bzero): Similarly to expand_builtin_memset.
22382 (expand_builtin_memcmp): Likewise.
22383 (expand_builtin_strcmp): Likewise.
22384 (expand_builtin_strncmp): Likewise.
22385 (expand_builtin_strcat): Likewise.
22386 (expand_builtin_strncat): Likewise.
22387 (expand_builtin_strspn): Likewise.
22388 (expand_builtin_strcspn): Likewise.
22389 (expand_builtin_args_info): Likewise.
22390 (expand_builtin_va_start): Likewise.
22391 (gimplify_va_arg_expr): Likewise.
22392 (expand_builtin_va_end): Likewise.
22393 (expand_builtin_va_copy): Likewise.
22394 (expand_builtin_frame_address): Likewise.
22395 (expand_builtin_alloca): Likewise.
22396 (expand_builtin_bswap): Likewise.
22397 (expand_builtin_unop): Likewise.
22398 (expand_builtin_fputs): Likewise.
22399 (expand_builtin_expect): Likewise.
22400 (expand_builtin_fabs): Likewise.
22401 (expand_builtin_copysign): Likewise.
22402 (expand_builtin_printf): Likewise.
22403 (expand_builtin_fprintf): Likewise.
22404 (expand_builtin_sprintf): Likewise.
22405 (expand_builtin_init_trampoline): Likewise.
22406 (expand_builtin_signbit): Likewise.
22407 (expand_builtin_fork_or_exec): Likewise.
22408 (expand_builtin_sync_operation): Likewise.
22409 (expand_builtin_compare_and_swap): Likewise.
22410 (expand_builtin_lock_test_and_set): Likewise.
22411 (expand_builtin_lock_release): Likewise.
22412 (expand_builtin): Likewise.
22413 (builtin_mathfn_code): Likewise.
22415 (fold_builtin_constant_p): Pass call arguments individually instead
22416 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22417 accessors and constructors. Return NULL_TREE instead of 0.
22418 (fold_builtin_expect): Likewise.
22419 (fold_builtin_classify_type): Likewise.
22420 (fold_builtin_strlen): Likewise.
22421 (fold_builtin_nan): Likewise.
22422 (integer_valued_real_p): Likewise.
22423 (fold_trunc_transparent_mathfn): Likewise.
22424 (fold_fixed_mathfn): Likewise.
22425 (fold_builtin_cabs): Likewise.
22426 (fold_builtin_sqrt): Likewise.
22427 (fold_builtin_cbrt): Likewise.
22428 (fold_builtin_cos): Likewise.
22429 (fold_builtin_cosh): Likewise.
22430 (fold_builtin_tan): Likewise.
22431 (fold_builtin_sincos): Likewise.
22432 (fold_builtin_cexp): Likewise.
22433 (fold_builtin_trunc): Likewise.
22434 (fold_builtin_floor): Likewise.
22435 (fold_builtin_ceil): Likewise.
22436 (fold_builtin_round): Likewise.
22437 (fold_builtin_int_roundingfn): Likewise.
22438 (fold_builtin_bitop): Likewise.
22439 (fold_builtin_bswap): Likewise.
22440 (fold_builtin_logarithm): Likewise.
22441 (fold_builtin_hypot): Likewise.
22442 (fold_builtin_pow): Likewise.
22443 (fold_builtin_powi): Likewise.
22444 (fold_builtin_exponent): Likewise.
22445 (fold_builtin_memset): Likewise.
22446 (fold_builtin_bzero): Likewise.
22447 (fold_builtin_memory_op): Likewise.
22448 (fold_builtin_bcopy): Deleted; call site changed to invoke
22449 fold_builtin_memory_op directly.
22450 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
22451 (fold_builtin_strncpy): Likewise.
22452 (fold_builtin_memcmp): Likewise.
22453 (fold_builtin_strcmp): Likewise.
22454 (fold_builtin_strncmp): Likewise.
22455 (fold_builtin_signbit): Likewise.
22456 (fold_builtin_copysign): Likewise.
22457 (fold_builtin_isascii): Likewise.
22458 (fold_builtin_toascii): Likewise.
22459 (fold_builtin_isdigit): Likewise.
22460 (fold_builtin_fabs): Likewise.
22461 (fold_builtin_abs): Likewise.
22462 (fold_builtin_fmin_fmax): Likewise.
22463 (fold_builtin_carg): Likewise.
22464 (fold_builtin_classify): Likewise.
22465 (fold_builtin_unordered_cmp): Likewise.
22467 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
22468 New functions split out from fold_builtin_1.
22469 (fold_builtin_n): New.
22470 (fold_builtin_varargs): New.
22471 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
22473 (fold_call_expr): New.
22474 (build_function_call_expr): Rewrite to use new helper function.
22475 (fold_builtin_call_list): New.
22476 (build_call_expr): New.
22477 (fold_builtin_call_valist): New.
22478 (rewrite_call_expr): New.
22479 (validate_arg): New.
22480 (validate_arglist): Change parameter to be entire CALL_EXPR instead
22481 of an arglist. Change return type to bool. Use new CALL_EXPR
22484 (fold_builtin_strstr): Pass call arguments individually instead
22485 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22486 accessors and constructors. Return NULL_TREE instead of 0.
22487 (fold_builtin_strchr): Likewise.
22488 (fold_builtin_strrchr): Likewise.
22489 (fold_builtin_strpbrk): Likewise.
22490 (fold_builtin_strcat): Likewise.
22491 (fold_builtin_strncat): Likewise.
22492 (fold_builtin_strspn): Likewise.
22493 (fold_builtin_strcspn): Likewise.
22494 (fold_builtin_fputs): Likewise.
22495 (fold_builtin_next_arg): Likewise.
22496 (fold_builtin_sprintf): Likewise.
22498 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
22499 NULL_RTX instead of 0.
22500 (expand_builtin_memory_chk): Likewise.
22501 (maybe_emit_chk_warning): Likewise.
22502 (maybe_emit_sprintf_chk_warning): Likewise.
22504 (fold_builtin_object_size): Pass call arguments individually instead
22505 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22506 accessors and constructors. Return NULL_TREE instead of 0.
22507 (fold_builtin_memory_chk): Likewise.
22508 (fold_builtin_stxcpy_chk): Likewise.
22509 (fold_builtin_strncpy_chk): Likewise.
22510 (fold_builtin_strcat_chk): Likewise.
22511 (fold_builtin_strcat_chk): Likewise.
22512 (fold_builtin_strncat_chk): Likewise.
22513 (fold_builtin_sprintf_chk): Likewise.
22514 (fold_builtin_snprintf_chk): Likewise.
22515 (fold_builtin_printf): Likewise.
22516 (fold_builtin_vprintf): Likewise.
22518 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
22520 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
22521 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22522 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
22523 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
22524 (fold_unary): Likewise.
22525 (fold_binary): Likewise.
22526 (fold_ternary): Remove CALL_EXPR case, since they are no longer
22527 ternary expressions.
22528 (fold): Add logic for tcc_vl_exp.
22529 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
22530 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22531 (fold_build3_stat): Add assertion to flag broken interface for
22532 constructing CALL_EXPRs.
22533 (fold_build_call_list): New.
22534 (fold_build_call_list_initializer): New.
22535 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
22537 (fold_strip_sign_ops): Likewise.
22539 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22540 Brooks Moses <brooks.moses@codesourcery.com>
22541 Lee Millward <lee.millward@codesourcery.com>
22543 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
22544 accessors and dump arguments explicitly.
22546 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
22548 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
22550 (print_call_name): Use new CALL_EXPR accessors.
22552 * print-tree.c (print_node): Add case tcc_vl_exp. Print
22553 CALL_EXPR arguments explicitly instead of as a list. Use
22554 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22556 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
22557 (vrp_visit_stmt): Likewise.
22559 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
22560 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
22562 (force_move_till_expr): Likewise.
22564 * targhooks.c (default_external_stack_protect_fail): Use
22565 build_call_expr instead of build_function_call_expr.
22566 (default_hidden_stack_protect_fail): Likewise.
22568 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
22571 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
22572 and walk arguments explicitly.
22574 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
22575 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22576 (expand_simple_operations): Likewise.
22577 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
22579 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
22580 of TREE_CODE_LENGTH.
22581 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
22583 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
22584 instead of TREE_CODE_LENGTH.
22586 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
22587 (tree_ic_transform): Likewise.
22588 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
22589 parameter instead of arglist. Fix callers.
22590 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
22591 (tree_stringops_transform): Likewise.
22592 (tree_indirect_call_to_profile): Likewise.
22593 (tree_stringops_values_to_profile): Likewise.
22595 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
22596 (eliminate_tail_call): Likewise.
22598 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
22600 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22601 Use TREE_OPERAND_LENGTH and generalize to handle any number of
22603 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
22605 * omp-low.c (build_omp_barrier): Use build_call_expr.
22606 (lower_rec_input_clauses): Likewise.
22607 (lower_reduction_clauses): Likewise.
22608 (expand_parallel_call): Likewise.
22609 (maybe_catch_exception): Likewise.
22610 (expand_omp_for_generic): Likewise.
22611 (expand_omp_for_static_nochunk): Likewise.
22612 (expand_omp_sections): Likewise.
22613 (lower_omp_single_simple): Likewise.
22614 (lower_omp_single_copy): Likewise.
22615 (lower_omp_master): Likewise.
22616 (lower_omp_ordered): Likewise.
22617 (lower_omp_critical): Likewise.
22619 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
22620 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
22622 * tree-gimple.c (is_gimple_call_addr): Fix doc.
22623 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
22624 TREE_CODE_LENGTH. Add tcc_vl_exp case.
22626 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
22627 and generalize to handle any number of operands.
22628 (chrec_contains_undetermined): Likewise.
22629 (tree_contains_chrecs): Likewise.
22630 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
22632 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
22634 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
22635 fold_call_expr instead of fold_builtin.
22636 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
22637 match declarations there.
22638 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
22641 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
22642 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22644 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
22645 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
22647 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
22650 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
22651 (execute_cse_sincos): Use new CALL_EXPR accessors.
22653 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
22655 * gimple-low.c (lower_function_body): Use build_call_expr.
22656 (lower_builtin_setjmp): Likewise.
22658 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
22659 (set_storage_via_libcall): Likewise.
22660 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
22661 instead of TREE_CODE_LENGTH.
22662 (expand_expr_real_1): Use new CALL_EXPR accessors.
22664 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
22665 generalize to handle any number of operands.
22666 (TB_parent_eq): Likewise.
22668 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
22669 (strip_builtin_expect): Likewise.
22671 * function.c (gimplify_parameters): Use build_call_expr.
22673 * tree-vectorizer.c (vect_is_simple_reduction): Use
22674 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22676 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
22677 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
22679 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
22682 * gimplify.c (build_stack_save_restore): Use build_call_expr.
22683 (gimplify_decl_expr): Likewise.
22684 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
22685 Use new CALL_EXPR iterators.
22686 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
22687 (gimplify_modify_expr_to_memset): Likewise.
22688 (gimplify_variable_sized_compare): Likewise.
22689 (gimplify_omp_atomic_fetch_op): Likewise.
22690 (gimplify_omp_atomic_pipeline): Likewise.
22691 (gimplify_omp_atomic_mutex): Likewise.
22692 (gimplify_function_tree): Likewise.
22694 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
22695 (call_expr_flags): Likewise.
22696 (expand_call): Likewise.
22698 * except.c (expand_builtin_eh_return_data_regno): Pass entire
22699 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
22702 * coverage.c (create_coverage): Use build_call_expr.
22704 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
22705 (temp_call_expr_obstack): New.
22706 (pool_copy_list): Delete.
22707 (temp_copy_call_expr): New.
22708 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
22709 CALL_EXPR accessors. Get rid of special goo for copying argument
22710 lists and use temp_copy_call_expr instead.
22711 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
22712 CALL_EXPR accessors.
22713 (create_expression_by_pieces): Likewise. Use build_call_array
22714 to construct the result instead of fold_build3.
22715 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
22716 dealing with argument lists.
22717 (init_pre): Remove references to expression_node_pool and
22718 list_node_pool. Init temp_call_expr_obstack instead.
22719 (fini_pre): Remove references to expression_node_pool and
22722 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
22723 and walk arguments explicitly instead of as a list.
22725 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
22726 (mx_register_decls): Likewise.
22727 (mudflap_register_call): Likewise.
22728 (mudflap_finish_file): Likewise.
22730 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
22731 (ipa_callsite_compute_param): Likewise.
22733 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
22734 accessors and constructor.
22736 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
22737 accessors and constructor.
22738 (convert_tramp_reference): Likewise.
22739 (convert_call_expr): Likewise.
22740 (finalize_nesting_tree_1): Likewise.
22742 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
22745 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
22747 * tree-inline.c (initialize_inlined_parameters): Pass entire
22748 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
22750 (estimate_num_insns_1): Use new CALL_EXPR accessors.
22751 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
22753 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
22754 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22755 (vectorizable_reduction): Likewise.
22756 (vectorizable_call): Use new CALL_EXPR iterators.
22757 (vectorizable_conversion): Use build_call_expr.
22758 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
22759 (vect_gen_widened_results_half): Use build_call_expr.
22760 (vect_setup_realignment): Likewise.
22761 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
22763 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
22764 (pass_through_call): Likewise.
22765 (compute_object_sizes): Likewise. Use fold_call_expr instead of
22768 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
22769 (tree_gen_pow2_profiler): Likewise.
22770 (tree_gen_one_value_profiler): Likewise.
22771 (tree_gen_ic_func_profiler): Likewise.
22772 (tree_gen_average_profiler): Likewise.
22773 (tree_gen_ior_profiler): Likewise.
22775 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
22776 (find_func_aliases): Use new CALL_EXPR accessors. Add case
22777 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22779 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
22780 of TREE_CODE_LENGTH.
22782 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
22783 of TREE_CODE_LENGTH.
22785 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
22787 (convert_to_integer): Likewise.
22789 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
22792 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22793 Brooks Moses <brooks.moses@codesourcery.com>
22794 Lee Millward <lee.millward@codesourcery.com>
22796 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
22798 * config/frv/frv.c (frv_expand_builtin): Likewise.
22799 * config/s390/s390.c (s390_expand_builtin): Likewise.
22801 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
22802 (sparc_expand_builtin): Use new CALL_EXPR accessors.
22804 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
22805 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
22806 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
22807 (ix86_expand_store_builtin): Likewise.
22808 (ix86_expand_unop_builtin): Likewise.
22809 (ix86_expand_unop1_builtin): Likewise.
22810 (ix86_expand_sse_compare): Likewise.
22811 (ix86_expand_sse_comi): Likewise.
22812 (ix86_expand_vec_init_builtin): Likewise.
22813 (ix86_expand_vec_ext_builtin): Likewise.
22814 (ix86_expand_vec_set_builtin): Likewise.
22815 (ix86_expand_builtin): Use new CALL_EXPR accessors.
22817 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
22818 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
22820 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
22821 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
22822 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
22824 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
22826 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
22827 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
22828 arglist. Use new CALL_EXPR accessors. Fix callers.
22829 (altivec_expand_abs_builtin): Likewise.
22830 (rs6000_expand_binop_builtin): Likewise.
22831 (altivec_expand_predicate_builtin): Likewise.
22832 (altivec_expand_lv_builtin): Likewise.
22833 (spe_expand_stv_builtin): Likewise.
22834 (altivec_expand_stv_builtin): Likewise.
22835 (rs6000_expand_ternop_builtin): Likewise.
22836 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
22837 (altivec_expand_st_builtin): Likewise.
22838 (altivec_expand_dst_builtin): Likewise.
22839 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
22840 arglist. Use new CALL_EXPR accessors. Fix callers.
22841 (altivec_expand_vec_set_builtin): Likewise.
22842 (altivec_expand_vec_ext_builtin): Likewise.
22843 (altivec_expand_builtin): Use new CALL_EXPR accessors.
22844 (spe_expand_builtin): Likewise.
22845 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
22846 arglist. Use new CALL_EXPR accessors. Fix callers.
22847 (spe_expand_evsel_builtin): Likewise.
22848 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
22849 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
22851 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
22852 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
22853 (arm_expand_unop_builtin): Likewise.
22854 (arm_expand_builtin): Use new CALL_EXPR accessors.
22856 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
22859 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
22860 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
22862 (bfin_expand_unop_builtin): Likewise.
22863 (bfin_expand_builtin): Use new CALL_EXPR accessors.
22865 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22866 Brooks Moses <brooks.moses@codesourcery.com>
22867 Lee Millward <lee.millward@codesourcery.com>
22869 * c-semantics.c (build_stmt): Add internal diagnostic check.
22871 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
22872 accessors. Print arguments explicitly instead of as a list.
22874 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
22876 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
22877 (c_finish_omp_flish): Likewise.
22879 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
22880 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
22881 instead of TREE_CODE_LENGTH.
22882 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
22883 (c_warn_unused_result): Likewise.
22885 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22888 * doc/invoke.texi (Warning Options): Remove
22889 -Werror-implicit-function-declaration.
22890 (Wimplicit-function-declaration): Update description.
22891 * opts.c (common_handle_option): Move handling of -Werror=* to...
22892 (enable_warning_as_error): ...here.
22893 * opts.h (enable_warning_as_error): Declare.
22894 * c-decl.c (implicit_decl_warning): Unless
22895 -Wno-implicit-function-declaration is given, emit a pedwarn if
22896 -std=c99 or emit a warning if -Wimplicit-function-declaration.
22897 * c.opt (Wimplicit-function-declaration): Replace
22898 mesg_implicit_function_declaration with
22899 warn_implicit_function_declaration.
22900 * c-opts.c (c_common_handle_option):
22901 -Werror-implicit-function-declaration is exactly equal as
22902 -Werror=implicit-function-declaration.
22903 (set_Wimplicit): Replace mesg_implicit_function_declaration with
22904 warn_implicit_function_declaration.
22905 (c_common_post_options): -Wimplict-function-declaration is enabled
22906 by default by -std=c99, otherwise is disabled by default.
22907 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
22909 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
22911 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
22912 DECL on the rhs to a DECL on the lhs for debug info purposes if the
22913 former is ignored but not the latter.
22915 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
22917 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
22918 is made and the reference doesn't use the alias set of its type,
22919 do not create the temporary using that type.
22921 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
22923 * jump.c: Remove prototypes for delete_computation and
22924 delete_prior_computation.
22926 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
22928 * jump.c (get_label_after): Delete.
22929 (get_label_before, delete_computation, delete_jump,
22930 delete_prior_computation, follow_jumps): Move...
22931 * reorg.c (delete_computation, delete_prior_computation): ... here...
22932 (get_label_before, delete_jump): ... making these static ...
22933 (follow_jumps): ... and simplifying this since it only runs after
22935 * rtl.h (get_label_after, get_label_before, delete_jump,
22936 follow_jumps): Delete prototypes.
22938 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
22940 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
22942 2007-02-15 Nick Clifton <nickc@redhat.com>
22944 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
22945 order to prevent it from being munged by the target.
22947 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
22949 * config/i386/i386.md: Remove misleading comment.
22951 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
22953 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
22954 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
22957 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
22959 * tree-sra.c (instantiate_missing_elements): Canonicalize
22961 (sra_build_assignment): New.
22962 (generate_copy_inout, generate_element_copy,
22963 generate_element_zero, generate_one_element_init): Use it.
22965 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
22967 * tree-sra.c (instantiate_missing_elements): Canonicalize
22969 (sra_build_assignment): New.
22970 (generate_copy_inout, generate_element_copy,
22971 generate_element_zero, generate_one_element_init): Use it.
22973 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
22975 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
22978 2007-02-14 Joseph Myers <joseph@codesourcery.com>
22980 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
22981 types as aggregates not scalars.
22982 * function.c (assign_stack_temp_for_type): Likewise.
22984 2007-02-14 Roger Sayle <roger@eyesopen.com>
22985 Zdenek Dvorak <dvorakz@suse.cz>
22987 * tree-dump.c (dump_switch_p_1): Require exact match of the option
22990 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
22992 * passes.c (next_pass_1): Clear the next field of the copied
22995 2007-02-14 Richard Henderson <rth@redhat.com>
22997 * tree-sra.c (early_sra): New.
22998 (decl_can_be_decomposed_p): Deny va_list if early_sra.
22999 (tree_sra_early, pass_sra_early): New.
23000 * tree-pass.h (pass_sra_early): Declare.
23001 * passes.c (init_optimization_passes): Use it.
23003 2007-02-14 Richard Guenther <rguenther@suse.de>
23005 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23007 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23009 PR tree-optimization/30771
23010 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23012 (vect_analyze_operations): Induction phis can now be marked as
23014 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23015 Update documentation accordingly.
23017 2007-02-14 Nick Clifton <nickc@redhat.com>
23019 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23020 most 3 arguments are supported.
23021 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23023 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23025 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23026 Ensure dst->current is valid.
23028 2007-02-13 Paul Brook <paul@codesourcery.com>
23030 * config.gcc: Add arm*-*-uclinux-*eabi.
23031 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23032 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23033 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23034 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23035 (LINK_SPEC): Define.
23036 (LIB_SPEC): Define.
23037 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23039 * config/arm/uclinux-eabi.h: New file.
23040 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
23041 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
23044 2007-02-13 Ian Lance Taylor <iant@google.com>
23046 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
23047 * flags.h (warn_strict_overflow): Declare.
23048 (enum warn_strict_overflow_code): Define.
23049 (issue_strict_overflow_warning): New static inline function.
23050 * opts.c (warn_strict_overflow): New variable.
23051 (common_handle_option): Handle OPT_Wstrict_overflow and
23052 OPT_Wstrict_overflow_.
23053 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
23055 * fold-const.c: Include intl.h.
23056 (fold_deferring_overflow_warnings): New static variable.
23057 (fold_deferred_overflow_warning): New static variable.
23058 (fold_deferred_overflow_code): New static variable.
23059 (fold_defer_overflow_warnings): New function.
23060 (fold_undefer_overflow_warnings): New function.
23061 (fold_undefer_and_ignore_overflow_warnings): New function.
23062 (fold_deferring_overflow_warnings_p): New function.
23063 (fold_overflow_warning): New static function.
23064 (make_range): Add strict_overflow_p parameter. Change all
23066 (extract_muldiv, extract_muldiv_1): Likewise.
23067 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
23068 tree_expr_nonnegative_p.
23069 (fold_negate_expr): Call fold_overflow_warning.
23070 (fold_range_test): Likewise.
23071 (fold_comparison): Likewise.
23072 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
23073 instead of tree_expr_nonnegative_p.
23074 (tree_expr_nonnegative_warnv_p): Rename from
23075 tree_expr_nonnegative_p, add strict_overflow_p parameter.
23076 (tree_expr_nonnegative_p): New function.
23077 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
23078 strict_overflow_p parameter.
23079 (tree_expr_nonzero_p): New function.
23080 * passes.c (verify_interpass_invariants): New static function.
23081 (execute_one_pass): Call it.
23082 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
23084 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
23085 (estimate_numbers_of_iterations): Likewise.
23086 (scev_probably_wraps_p): Likewise.
23087 * tree-ssa-ccp.c: Include "toplev.h".
23088 (evaluate_stmt): Defer fold overflow warnings until we know we are
23090 (struct fold_stmt_r_data): Add stmt field.
23091 (fold_stmt_r): Defer fold overflow warnings until we know we
23093 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
23094 (fold_stmt_inplace): Likewise.
23095 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
23096 (cleanup_control_expr_graph): Defer fold overflow warnings until
23097 we know we are going to optimize.
23098 * tree-cfg.c (fold_cond_expr_cond): Likewise.
23099 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
23101 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
23102 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
23103 * tree-ssa-loop-manip.c (create_iv): Likewise.
23104 * c-typeck.c (build_conditional_expr): Likewise.
23105 (build_binary_op): Likewise.
23106 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23107 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23108 (extract_range_from_unary_expr): Likewise.
23109 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23110 assuming that signed overflow does not occur.
23111 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23112 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23113 (fold_defer_overflow_warnings): Declare.
23114 (fold_undefer_overflow_warnings): Declare.
23115 (fold_undefer_and_ignore_overflow_warnings): Declare.
23116 (fold_deferring_overflow_warnings_p): Declare.
23117 (tree_expr_nonzero_warnv_p): Declare.
23118 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23119 of warning options.
23120 (Warning Options): Document -Wstrict-overflow.
23121 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23122 (tree-ssa-ccp.o): Likewise.
23123 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23124 (fold-const.o): Depend on intl.h.
23126 2007-02-13 Ian Lance Taylor <iant@google.com>
23128 PR middle-end/30751
23129 * lower-subreg.c (resolve_simple_move): Decompose subregs in
23132 2007-02-13 Stuart Hastings <stuart@apple.com>
23134 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
23136 2007-02-13 Richard Henderson <rth@redhat.com>
23138 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
23139 handled_component_p before looking for the indirect_ref.
23141 2007-02-13 Richard Henderson <rth@redhat.com>
23143 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
23144 remove flags clobber.
23145 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
23146 (bswaphi_lowpart): New.
23147 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
23148 remove TARGET_BSWAP test. Delete expander of the same name.
23150 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
23151 (expand_unop): Use them.
23153 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
23155 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
23156 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
23157 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
23158 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
23159 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
23160 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
23161 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
23162 assembler dialect choice from asm templates.
23164 2007-02-12 Richard Henderson <rth@redhat.com>
23166 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
23167 (fixuns_trunc<SSEMODEF>si2): Use it.
23168 * config/i386/sse.md (vec_setv4sf_0): Export.
23169 * config/i386/i386.c (ix86_build_const_vector): Export.
23170 (ix86_split_convert_uns_si_sse): Rename from
23171 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
23172 * config/i386/i386-protos.h: Update.
23174 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23177 * c-typeck.c (c_finish_return): Improve warning message.
23179 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23181 * alias.c (find_symbolic_term): Delete unused function.
23183 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
23185 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
23186 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
23187 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
23189 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23191 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
23192 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
23193 the function, temporarily point the debug interface to the null one.
23195 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23197 * dwarf2out.c (round_up_to_align): New static function.
23198 (field_byte_offset): Use it to round the offset.
23200 2007-02-12 Richard Henderson <rth@redhat.com>
23202 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
23203 (inswl_const): Export.
23205 2007-02-12 Richard Henderson <rth@redhat.com>
23207 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
23208 result mode of the libcall, convert back to outmode.
23210 2007-02-12 Roger Sayle <roger@eyesopen.com>
23212 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
23213 (bswapdi2): New define_expand to implement 32-bit implementation.
23215 2007-02-12 Nick Clifton <nickc@redhat.com>
23217 * doc/invoke.texi (Overall Options): Document --help=.
23218 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
23219 (cc1_options): Pass --help= on to cc1.
23220 (display_help): Add description of --help=.
23221 (process_command): Add code to handle --help=. Allow translated
23222 --help and --target-help switches to be passed on to compiler
23224 (main): Remove unused if statement.
23225 * opts.c (columns): Remove.
23226 (LEFT_COLUMN): Define.
23227 (wrap_help): Add columns argument.
23228 (print_filtered_help): Change parameters to be an include bitmask,
23229 an exclude bitmask, an any bitmask and the column width. Move the
23230 code to display the params list here. Add code to display the
23231 status of options rather than their descriptions if the quiet flag
23233 (print_specific_help): Change parameters to be an include bitmask,
23234 an exclude bitmask and an any bitmask. Move code to look up the
23235 column width here. Decide upon the title for an options listing.
23236 (common_handle_options): Add code to handle --help=. Adapt code
23237 for --help and --target-help to use the revised form of the
23238 print_specific_help function.
23239 (print_help): Delete.
23240 (print_param_help): Delete.
23241 (print_switch): Delete.
23242 * opts.h (cl_lang_count): Add prototype.
23243 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
23244 CL_MAX_OPTION_CLASS): New defines.
23245 * optc-gen.awk: Add construction of cl_lang_count.
23246 * c.opt: Add Warning attribute to warning options and Optimization
23247 attribute to optimization options.
23248 * common.opt: Likewise.
23250 Add -fhelp and -ftarget-help as aliases for the transformed --help
23251 and --target-help options.
23252 * opt-functions.awk: Add code to handle Warning and Optimization
23255 2007-02-12 Richard Henderson <rth@redhat.com>
23257 * config/alpha/constraints.md: New file.
23258 * config/alpha/alpha.c: Include tm-constrs.h.
23259 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
23260 alpha_extra_constraint): Remove.
23261 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
23262 * config/alpha/alpha-protos.h: Update.
23263 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
23264 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
23265 (EXTRA_CONSTRAINT): Remove.
23266 * config/alpha/alpha.md: Include constraints.md.
23267 (adddi splitter): Use satisfies_constraint_*.
23268 * config/alpha/predicates.md (add_operand): Likewise.
23269 (sext_add_operand, addition_operation): Likewise.
23271 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
23273 PR tree-optimization/29145
23274 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
23275 in our handling of restrict qualified pointers.
23277 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23280 * doc/invoke.texi (Wunused-value): Update description.
23281 (Wextra): Delete item.
23282 * opts.c (set_Wextra): Don't use the value of Wextra to set the
23283 value of Wunused-value.
23284 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
23285 (c_finish_stmt_expr): Don't check extra_warnings.
23286 (emit_side_effect_warnings): The caller is responsible to check
23289 2007-02-11 Roger Sayle <roger@eyesopen.com>
23290 Matt Thomas <matt@3am-software.com>
23292 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
23294 2007-02-11 Roger Sayle <roger@eyesopen.com>
23296 * simplify-rtx.c (simplify_relational_operation_1): Optimize
23297 comparisons of POPCOUNT against zero.
23298 (simplify_const_relational_operation): Likewise.
23300 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23302 * doc/invoke.texi (Wextra): Delete outdated paragraph.
23304 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23306 * dwarf2out.c (root_type): Delete unused function.
23308 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23310 * genattrtab.c (contained_in_p): Delete unused function.
23311 (write_expr_attr_cache): Likewise.
23313 2007-02-11 Jan Hubicka <jh@suse.cz>
23315 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
23318 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
23320 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
23321 to add the REG_EQ* note.
23322 * see.c (see_merge_one_use_extension): Likewise.
23323 * local-alloc.c (update_equiv_regs): Likewise. Also don't
23324 turn REG_EQUAL notes into REG_EQUIV notes if the target
23325 register may have more than one set.
23326 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
23327 * gcse.c (try_replace_reg): Likewise.
23328 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
23329 * calls.c (fixup_tail_calls): Likewise. Abort if there is
23330 more than one REG_EQUIV note.
23331 * reload1.c (gen_reload): Use set_unique_reg_note.
23333 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
23335 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
23336 (ix86_builtin_conversion): New function.
23338 2007-02-06 Mark Mitchell <mark@codesourcery.com>
23341 * tree.h (DECL_REPLACEABLE_P): New macro.
23342 * except.c (set_nothrow_function_flags): Likewise.
23344 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
23345 Ira Rosen <irar@il.ibm.com>
23346 Dorit Nuzman <dorit@il.ibm.com>
23348 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
23349 * targhooks.c (default_builtin_vectorized_conversion): New.
23350 * targhooks.h (default_builtin_vectorized_function): New declaration.
23351 * target.h (struct vectorize): Add builtin_conversion field.
23352 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
23353 stmt_vec_info_type value.
23354 (vectorizable_conversion): New declaration.
23355 * tree-vect-analyze.c (vect_analyze_operations): Add
23356 vectorizable_conversion call.
23357 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
23358 * tree-vect-transform.c (vectorizable_conversion): New function.
23359 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
23360 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
23362 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
23363 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
23364 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
23365 or ALTIVEC_BUILTIN_VCFSX.
23367 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23370 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
23371 CONST_DOUBLE and operand 0 is a hard register.
23372 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
23373 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
23374 is a hard floating-point register.
23376 2007-02-10 Richard Henderson <rth@redhat.com>
23377 Jakub Jelinek <jakub@redhat.com>
23378 Alexandre Oliva <aoliva@redhat.com>
23380 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
23381 * builtin-types.def (BT_WORD): Make unsigned.
23382 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
23383 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
23384 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
23385 * c-decl.c (grokdeclarator): Don't error if !have_tls.
23386 * c-parser.c (c_parser_omp_threadprivate): Likewise.
23387 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
23389 * expr.c (emutls_var_address): New.
23390 (expand_expr_real_1): Expand emulated tls.
23391 (expand_expr_addr_expr_1): Likewise.
23392 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
23393 * output.h (emutls_finish): Declare.
23394 * toplev.c (compile_file): Call it.
23395 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
23396 address before wrapping in CONST.
23397 * varasm.c (emutls_htab, emutls_object_type): New.
23398 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
23399 (get_emutls_object_name, get_emutls_object_type): New.
23400 (get_emutls_init_templ_addr, emutls_decl): New.
23401 (emutls_common_1, emutls_finish): New.
23402 (assemble_variable): When emulating tls, swap decls; generate
23403 constructor for the emutls objects.
23404 (do_assemble_alias): When emulating tls, swap decl and target name.
23405 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
23407 * varpool.c (decide_is_variable_needed): Look at force_output.
23408 Recurse for emulated tls.
23409 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
23410 with decide_is_variable_needed.
23411 * emutls.c: New file.
23412 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
23413 tls_object for real tls.
23415 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
23417 PR rtl-optimization/29599
23418 * reload1.c (eliminate_regs_in_insn): Take the destination
23419 mode into account when computing the offset.
23421 2007-02-09 Stuart Hastings <stuart@apple.com>
23422 Richard Henderson <rth@redhat.com>
23424 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23425 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23426 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
23427 fixuns_truncdfhi2): New.
23428 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
23429 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
23430 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
23431 (floatunssidf2): Allow nonimmediate source.
23432 * config/i386/sse.md (movdi_to_sse): New.
23433 (vec_concatv2di): Drop '*'.
23434 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
23435 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23436 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
23438 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
23439 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23440 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
23441 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
23442 (ix86_build_signbit_mask): Fix decl of v, refactor to call
23443 ix86_build_const_vector.
23444 (x86_emit_floatuns): Rewrite.
23446 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23448 * genautomata.c (longest_path_length): Delete unused function.
23449 (struct state): Delete unused longest_path_length.
23450 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
23451 (get_free_state): Delete unused.
23453 2007-02-09 Jan Hubicka <jh@suse.cz>
23455 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
23456 * doc/invoke.texi (inline-unit-growth): Update default value.
23458 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
23459 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
23460 (rebuild_cgraph_edges): Likewise.
23461 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
23462 (dump_cgraph_node): Dump frequencies.
23463 (cgraph_clone_edge): Add frequency scales.
23464 (cgraph_clone_node): Add freuqnecy.
23465 * cgraph.h (cgraph_edge): Add freuqnecy argument.
23466 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
23467 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
23468 * tree-pass.h (TODO_rebuild_frequencies): New constant.
23469 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
23470 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
23471 (save_inline_function_body): Likewise.
23472 * ipa-inline.c: inluce rtl.h
23473 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
23474 (cgraph_edge_badness): Use frequencies.
23475 (cgraph_decide_recursive_inlining): Update clonning.
23476 (cgraph_decide_inlining_of_small_function): Dump frequency.
23477 * predict.c (estimate_bb_frequencies): Export.
23478 * predict.h (estimate_bb_frequencies): Declare.
23479 * tree-inline.c (copy_bb): Watch overflows.
23480 (expand_call_inline): Update call of cgraph_create_edge.
23481 (optimize_inline_calls): Use TODO flags to update frequnecies.
23482 * passes.h: Include predict.h
23483 (init_optimization_passes): Move profile ahead.
23484 (execute_function_todo): Handle TODO_rebuild_frequencies.
23486 2007-02-09 Roger Sayle <roger@eyesopen.com>
23488 * config/alpha/alpha.c (emit_insxl): Force the first operand of
23489 the insbl or inswl pattern into a register.
23491 2007-02-09 Roger Sayle <roger@eyesopen.com>
23493 * config/ia64/ia64.md (bswapdi2): New define_insn.
23495 2007-02-09 Richard Henderson <rth@redhat.com>
23497 * config/i386/constraints.md (Ym): New constraint.
23498 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
23499 (movdi_1_rex64): Split sse and xmm general register moves from
23500 memory move alternatives. Use conditional register constraints.
23501 (movsf_1, movdf_integer): Likewise.
23502 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
23503 (movdf_integer_rex64): New.
23504 (pushsf_rex64): Fix output constraints.
23505 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
23506 (sse2_stored): Likewise.
23507 (sse2_storeq_rex64): New.
23508 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
23509 amd and not generic.
23510 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
23511 for optimize_size. Remove SF/DFmode hack.
23513 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23515 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
23518 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
23519 Richard Sandiford <richard@codesourcery.com>
23521 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
23522 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
23523 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
23524 m68k/t-mlib to tmake_file.
23525 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
23526 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
23527 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
23528 Allow it to be cf or m68k. Set m68k_arch_family. If that
23529 variable is not empty, add t-$m68k_arch_family to tmake_file.
23530 Add t-mlibs to tmake_file.
23531 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
23532 * config/m68k/t-cf: New file.
23533 * config/m68k/t-m68k: Likewise.
23534 * config/m68k/t-mlibs: Likewise.
23535 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23536 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23537 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
23538 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23539 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
23541 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
23542 (INSTALL_LIBGCC): Delete.
23543 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
23544 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23545 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23546 (M68K_MLIB_CPU): Define.
23547 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23548 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23549 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
23551 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
23552 Richard Guenther <rguenther@suse.de>
23554 PR middle-end/23361
23555 * fold-const.c (fold_comparison): Handle obfuscated comparisons
23556 against INT_MIN/INT_MAX.
23557 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
23558 file if a loop is removed.
23560 2007-02-09 Joseph Myers <joseph@codesourcery.com>
23562 * calls.c (store_one_arg): Pass correct alignment to
23563 emit_push_insn for non-BLKmode values.
23564 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
23565 unaligned stack slot via a suitably aligned slot.
23567 2007-02-08 DJ Delorie <dj@redhat.com>
23569 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
23571 (legal_subregs): Use unsigned char, make const.
23572 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
23574 2007-02-08 Paul Brook <paul@codesourcery.com>
23576 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
23577 special interworking needed.
23579 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
23581 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
23582 conditional to __SSE2__.
23583 (Entries below should have been added to first ChangeLog
23584 entry for amdfam10 dated 2007-02-05)
23585 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
23587 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
23589 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
23592 2007-02-08 DJ Delorie <dj@redhat.com>
23594 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
23595 * config/m32c/m32c.c (legal_subregs): New.
23596 (m32c_illegal_subreg_p): New.
23597 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
23598 unsupported subregs of hard regs.
23600 2007-02-08 Jan Hubicka <jh@suse.cz>
23602 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
23603 the same one; always update histograms.
23605 2007-02-08 Diego Novillo <dnovillo@redhat.com>
23607 * passes.c (init_optimization_passes): Tidy comment.
23609 2007-02-08 Roger Sayle <roger@eyesopen.com>
23611 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
23612 strip zero_extend, bswap and rotates from POCOUNT's argument.
23613 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
23614 zero_extend and rotates from PARITY's argument.
23615 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
23616 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
23617 of an integer constant at compile-time.
23619 2007-02-08 Diego Novillo <dnovillo@redhat.com>
23622 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
23624 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
23627 * tree-ssa-live.c (remove_unused_locals): Do not remove
23628 TREE_ADDRESSABLE variables.
23629 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
23630 * tree-ssa-operands.c (add_virtual_operand): Remove argument
23631 FOR_CLOBBER. Update all users.
23632 If VAR has an associated alias set, add a virtual operand for
23633 it if no alias is found to conflict with the memory reference.
23635 2007-02-07 Jan Hubicka <jh@suse.cz>
23636 Robert Kidd <rkidd@crhc.uiuc.edu>
23638 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
23640 2007-02-07 Ian Lance Taylor <iant@google.com>
23642 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
23644 2007-02-07 Roger Sayle <roger@eyesopen.com>
23646 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
23647 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
23648 tablejumpdi, movsi_to_cr_one): Remove constraints from
23649 define_expand's match_operands.
23651 2007-02-07 Roger Sayle <roger@eyesopen.com>
23653 * global.c (compute_regsets): Move declatation of "i" inside of
23654 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
23656 2007-02-07 Jakub Jelinek <jakub@redhat.com>
23659 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
23660 of INDIRECT_REF <RESULT_DECL>.
23662 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
23664 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
23665 Kaz Kojima <kkojima@gcc.gnu.org>
23668 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
23670 (sh_initialize_trampoline): Add parentheses to avoid a warning.
23672 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
23674 * doc/loop.texi: Document possibility not to perform disambiguation
23675 of loops with multiple latches.
23676 * cfgloopmanip.c (alp_enum_p): Removed.
23677 (add_loop): Handle subloops. Use get_loop_body_with_size.
23678 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
23679 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
23680 the new forwarder block.
23681 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
23682 Handle the case latch is NULL.
23683 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
23684 modifications when marking loop exits.
23685 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
23687 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
23688 disambiguate_loops_with_multiple_latches.
23689 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
23690 before fix_loop_structure.
23691 * cfgloop.c: Include pointer-set.h and output.h.
23692 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
23693 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
23694 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
23695 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
23696 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
23697 disambiguate_multiple_latches, get_loop_body_with_size,
23698 disambiguate_loops_with_multiple_latches): New functions.
23699 (flow_loop_dump): Dump multiple latch edges.
23700 (flow_loop_nodes_find): Handle loops with multiple latches.
23701 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
23702 (glb_enum_p): Modified.
23703 (get_loop_body): Use get_loop_body_with_size.
23704 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
23705 (AVOID_CFG_MODIFICATIONS): New constant.
23706 (disambiguate_loops_with_multiple_latches, add_loop,
23707 get_loop_body_with_size): Declare.
23708 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
23710 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
23712 PR inline-asm/28686
23713 * global.c (compute_regsets): New function.
23714 (global_alloc): Refactored ELIMINABLE_REGSET
23715 and NO_GLOBAL_ALLOC_REGS computation out.
23716 (rest_of_handle_global_alloc): Call compute_regsets()
23717 for non-optimizing case.
23719 2007-02-06 Richard Henderson <rth@redhat.com>
23721 * config/i386/constraints.md (Y2): Rename from Y.
23722 (Yi): New constraint.
23723 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
23724 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
23725 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
23726 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
23727 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
23728 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
23729 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
23730 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
23731 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
23732 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
23733 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
23734 vec_extractv2si_1): Change Y constraints to Y2.
23735 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
23736 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
23737 Change Y constraints to Y2.
23738 (sse2_loadld): Change Y constraints to x.
23740 2007-02-06 Roger Sayle <roger@eyesopen.com>
23742 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
23743 (parity<mode>2): New define_expand using rs6000_emit_parity.
23744 * config/rs6000/rs6000.c (rs6000_emit_popcount,
23745 rs6000_emit_parity): New functions.
23746 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
23747 rs6000_emit_parity): Prototype here.
23749 2007-02-06 Ian Lance Taylor <iant@google.com>
23751 * lower-subreg.c (simple_move_operand): Reject CONST.
23752 (resolve_clobber): Call validate_change rather than directly
23753 assigning to XEXP (pat, 0).
23755 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
23757 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
23758 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
23759 (tree-cfg.o): Remove hashtab.h dependency.
23761 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
23762 (struct ivopts_data): Change niters to pointer_map_t.
23763 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
23764 (niter_for_exit): Create pointer_map on demand. Change for
23766 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
23767 (free_loop_data): Destroy data->niters if created and reset field.
23768 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
23769 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
23771 * tree-ssa-reassoc.c: Include pointer-set.h.
23772 (bb_rank): Change to long *.
23773 (operand_rank): Change to pointer_map_t.
23774 (find_operand_rank): Return long, -1 if not found. Declare as inline.
23775 (insert_operand_rank): Accept long.
23776 (operand_entry_hash, operand_entry_eq): Remove.
23777 (get_rank): Return long. Adjust for changes above.
23778 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
23780 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
23782 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
23783 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
23784 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
23786 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
23787 directly since it cannot be NULL.
23788 (get_vi_for_tree): Rewrite for pointer_map API.
23789 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
23790 (init_alias_vars): Create vi_for_tree as pointer_map.
23791 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
23793 * tree-cfg.c: Don't include hashtab.h.
23794 (edge_to_cases): Declare as pointer_map.
23795 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
23797 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
23798 (start_recording_case_labels): Create edge_to_cases as pointer_map.
23799 (end_recoding_case_labels): Cleanup edge_to_cases manually before
23801 (record_switch_edge): Delete.
23802 (get_cases_for_edge): Adjust for pointer_map API, inline
23803 record_switch_edge (rewritten for new API), remove goto.
23805 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
23807 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
23808 * tree-nested.c: Include pointer-set.h.
23809 (var_map_elt, var_map_eq, var_map_hash): Delete.
23810 (struct nesting_info): Remove GTY marker. Change the two htab_t's
23811 to pointer_map_t's.
23812 (nesting_info_bitmap_obstack): New.
23813 (lookup_field_for_decl): Adjust for pointer_map API.
23814 (lookup_tramp_for_decl): Adjust for pointer_map API.
23815 (get_nonlocal_debug_decl): Adjust for pointer_map API.
23816 (get_local_debug_decl): Adjust for pointer_map API.
23817 (convert_nl_goto_reference): Adjust for pointer_map API.
23818 (convert_nl_goto_receiver): Adjust for pointer_map API.
23819 (create_nesting_tree): Create outside GGC space. Create bitmap on
23820 the new obstack. Create field_map and var_map as pointer_maps.
23821 (free_nesting_tree): Adjust for changes to create_nesting_tree.
23823 (lower_nested_functions): Move root here, no need to NULL it.
23824 Initialize and release the obstack.
23826 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
23828 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
23829 Remove prototypes and make them non-static.
23830 (struct tree_int_map): Remove.
23831 * tree.h (struct tree_int_map): Move here, turning TO into an
23833 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
23835 * tree.h (TREE_COMPLEXITY): Remove.
23836 (struct tree_exp): Remove complexity field.
23837 * tree.c (build1_stat): Don't set it.
23839 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
23840 Victor Kaplansky <victork@il.ibm.com>
23842 * tree-vectorizer.c (vect_is_simple_use): Support induction.
23843 (vect_is_simple_reduction): Support reduction with induction as
23844 one of the operands.
23845 (vect_is_simple_iv_evolution): Fix formatting.
23846 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
23847 formatting. Don't mark induction phis for vectorization.
23848 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
23849 * tree-vect-transform.c (get_initial_def_for_induction): New function.
23850 (vect_get_vec_def_for_operand): Support induction.
23851 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
23853 (vectorizable_reduction): Support reduction with induction as one of
23855 (vectorizable_type_demotion): Use def-type of stmt argument rather
23856 than dummy def-type.
23858 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
23859 flag_tree_scev_cprop.
23860 * common.opt (tree-scev-cprop): New flag.
23862 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
23863 call to vect_get_new_vect_var.
23865 2007-02-06 Ira Rosen <irar@il.ibm.com>
23867 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
23868 vectype is not NULL.
23869 (vect_pattern_recog_1): Likewise.
23871 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23873 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
23874 (fold_negate_expr): Likewise.
23876 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
23879 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
23880 even if cv-qualification is the same.
23882 2007-02-05 Geoffrey Keating <geoffk@apple.com>
23884 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
23885 __enable_execute_stack on completion.
23887 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23889 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
23890 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
23891 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
23892 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
23893 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
23894 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
23895 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
23896 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
23898 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23900 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
23901 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
23902 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
23903 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
23904 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
23905 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
23906 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
23907 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
23908 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
23909 umuldi3_highpart_rex64, umulsi3_highpart_insn,
23910 umulsi3_highpart_zext, smuldi3_highpart_rex64,
23911 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
23912 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
23913 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
23914 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
23915 sqrtextenddfxf2_i387): Added amdfam10_decode.
23917 * config/i386/athlon.md (athlon_idirect_amdfam10,
23918 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
23919 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
23920 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
23921 athlon_ivector_store_amdfam10): New define_insn_reservation.
23922 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
23925 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23927 * config/i386/athlon.md (athlon_call_amdfam10,
23928 athlon_pop_amdfam10, athlon_lea_amdfam10): New
23929 define_insn_reservation.
23930 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
23931 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
23932 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
23934 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23936 * config/i386/athlon.md (athlon_sseld_amdfam10,
23937 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
23938 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
23940 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23942 * config/i386/athlon.md (athlon_sseins_amdfam10): New
23943 define_insn_reservation.
23944 * config/i386/i386.md (sseins): Added sseins to define_attr type
23945 and define_attr unit.
23946 * config/i386/sse.md: Set type attribute to sseins for insertq
23949 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23951 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
23952 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
23953 ssecomi_load_amdfam10, ssecomi_amdfam10,
23954 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
23955 define_insn_reservation.
23956 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
23958 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23960 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
23961 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
23962 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
23963 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
23964 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
23965 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
23966 define_insn_reservation.
23968 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
23969 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
23970 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
23971 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
23972 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
23974 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23976 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
23977 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
23978 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
23979 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
23980 athlon_ssemul_load_k8): Added amdfam10.
23982 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23984 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
23985 (x86_sse_unaligned_move_optimal): New variable.
23987 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
23989 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
23990 for unaligned vector SSE double/single precision loads for AMDFAM10.
23992 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23994 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
23995 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
23996 Define TARGET_CPU_DEFAULT_amdfam10.
23997 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
23998 (processor_type): Add PROCESSOR_AMDFAM10.
24000 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24001 processor_type in config/i386/i386.h.
24002 Enable imul peepholes for TARGET_AMDFAM10.
24004 * config.gcc: Add support for --with-cpu option for amdfam10.
24006 * config/i386/i386.c (amdfam10_cost): New variable.
24007 (m_AMDFAM10): New macro.
24008 (m_ATHLON_K8_AMDFAM10): New macro.
24009 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24010 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24011 x86_promote_QImode, x86_integer_DFmode_moves,
24012 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24013 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24014 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24015 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24016 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24017 Enable/disable for amdfam10.
24018 (override_options): Add amdfam10_cost to processor_target_table.
24019 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24020 processor_alias_table.
24021 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24022 (ix86_adjust_cost): Add code for amdfam10.
24024 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24026 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24027 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24028 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24029 * config/i386/i386.h: Add builtin definition for SSE4A.
24030 * config/i386/i386.md: Add support for ABM instructions
24031 (popcnt and lzcnt).
24032 * config/i386/sse.md: Add support for SSE4A instructions
24033 (movntss, movntsd, extrq, insertq).
24034 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24035 Add -march=amdfam10 flag.
24036 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24037 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24039 * doc/extend.texi: Add documentation for SSE4A builtins.
24041 2007-02-05 Bob Wilson <bob.wilson@acm.org>
24043 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
24045 2007-02-05 Richard Guenther <rguenther@suse.de>
24047 * tree-vectorizer.h (vectorizable_function): Add argument type
24048 argument, change return type.
24049 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
24050 * tree-vect-transform.c (vectorizable_function): Handle extra
24051 argument, return vectorized function decl.
24052 (build_vectorized_function_call): Remove.
24053 (vectorizable_call): Handle calls with result and argument types
24054 differing. Handle loop vectorization factor correctly.
24055 * targhooks.c (default_builtin_vectorized_function): Adjust for
24057 * targhooks.h (default_builtin_vectorized_function): Likewise.
24058 * target.h (builtin_vectorized_function): Add argument type
24060 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
24061 extra argument, allow vectorizing of lrintf.
24062 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
24063 documentation of target hook.
24065 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
24068 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
24069 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
24070 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
24072 2007-02-05 Roger Sayle <roger@eyesopen.com>
24074 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
24075 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
24076 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
24077 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
24078 before canonicalizing sincos to cexpi.
24079 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
24081 2007-02-05 Roger Sayle <roger@eyesopen.com>
24083 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
24084 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
24085 (alpha_init_builtins): Use alpha_add_builtins to process tables.
24087 2007-02-05 Roger Sayle <roger@eyesopen.com>
24089 * mips-tfile.c (initialize_init_file): Correct endianness test.
24091 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
24093 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
24094 the 'y' constraint.
24096 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24098 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
24099 saves in a PARALLEL before the register assignments.
24101 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24103 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24104 DWARF_FRAME_RETURN_COLUMN to be a general register.
24105 * dwarf2out.c (init_return_column_size): New function, split from...
24106 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24107 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24108 to be nongeneral registers.
24109 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24111 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24112 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24114 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24116 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24118 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24120 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24121 (remove_path): Use can_remove_branch_p and remove_branch instead
24122 of loop_delete_branch_edge.
24123 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24124 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24125 Update profile using scale_dominated_blocks_in_loop.
24126 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
24127 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
24128 (can_remove_branch_p, remove_branch): Declare.
24129 * tree-cfg.c (tree_can_remove_branch_p): New function.
24130 (tree_cfg_hooks): Add tree_can_remove_branch_p.
24131 * cfgrtl.c (rtl_can_remove_branch_p): New function.
24132 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
24134 2007-02-05 Jan Hubicka <jh@suse.cz>
24136 PR middle-end/30696
24137 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
24138 nodes in cgraph, don't remove offline copy of the function.
24140 2007-02-04 Jan Hubicka <jh@suse.cz>
24142 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
24143 vectors might cause maybe_lookup_element_for_expr to be called
24144 on non-sra-candidate.
24146 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24148 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
24149 config/bfin/bfin.md, config/bfin/predicates.md: Follow
24150 spelling conventions.
24152 2007-02-04 Richard Guenther <rguenther@suse.de>
24154 PR middle-end/30636
24155 * fold-const.c (try_move_mult_to_index): Make sure to not
24156 overflow one dimension of a multi-dimensional array access.
24158 2007-02-04 Jan Hubicka <jh@suse.cz>
24160 * passes.c (init_optimization_passes): Reindent.
24162 2007-02-04 Jan Hubicka <jh@suse.cz>
24163 Eric Botcazou <ebotcazou@adacore.com>
24165 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
24166 (execute_fixup_cfg): Break out the abnormal goto code.
24167 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
24168 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
24169 (optimize_inline_calls): Call make_nonlocal_label_edges.
24171 2007-02-04 Jan Hubicka <jh@suse.cz>
24173 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
24174 true when something was changed.
24175 (rename_ssa_copies): When something was changed, do
24176 TODO_remove_unused_locals.
24177 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24178 add TODO_remove_unused_locals when instruction was removed.
24180 2007-02-04 Jan Hubicka <jh@suse.cz>
24182 * ipa-inline.c (try_inline): Improve debug output; work on already
24184 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
24185 call try_inline for already inlined edges too when flattening;
24186 inline also functions that make callee growth but overall unit size
24189 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24191 * config/m32c/bitops.md, config/m32c/jump.md,
24192 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
24193 config/m32r/m32r.h, config/m32r/m32r.md,
24194 config/m32r/predicates.md, config/m68hc11/larith.asm,
24195 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
24196 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
24197 config/mips/mips-protos.h, config/mips/mips.c,
24198 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
24199 config/mn10300/mn10300.h, config/mn10300/predicates.md,
24200 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
24201 spelling conventions.
24203 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
24204 Follow spelling conventions.
24206 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
24208 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
24209 warn about C++0x compatibility.
24211 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24213 * config/h8300/h8300.c, config/h8300/h8300.h,
24214 config/h8300/h8300.md: Follow spelling conventions.
24216 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
24218 PR middle-end/30667
24219 * combine.c (try_combine): Do not substitute source operand
24220 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
24222 2007-02-03 Jan Hubicka <jh@suse.cz>
24224 PR gcov-profile/30650
24225 * value-prof.c (stringop_block_profile): Fix handling of size counter;
24226 do not divide by zero for never executed counters.
24227 (tree_find_values_to_profile): Fix counters.
24228 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
24230 2007-02-03 Ian Lance Taylor <iant@google.com>
24232 * lower-subreg.c (simple_move_operand): New static function,
24233 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
24235 (simple_move): Call simple_move_operand.
24236 (find_decomposable_subregs): Add special handling of MEMs.
24237 (can_decompose_p): Rename from cannot_decompose_p. Reverse
24238 meaning of return value. If we see a hard register, test whether
24239 it can store a word_mode value. Change all callers.
24241 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24243 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
24244 ftrapv insns and expanders.
24245 (subdi3): Change define_expand operand 1 to arith11_operand, and
24246 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
24247 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
24248 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
24251 PR middle-end/30174
24252 * varasm.c (notice_global_symbol): Treat global objects as weak when
24253 flag_shlib is true.
24255 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24257 * emit-rtl.c (dconstpi): Delete.
24258 (dconstsqrt2): New.
24259 (init_emit_once): Delete dconstpi and init dconstsqrt2.
24260 * real.h (dconstpi): Delete.
24261 (dconstsqrt2): New.
24262 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
24263 (fold_builtin_hypot): Likewise.
24265 2007-02-03 Tom Tromey <tromey@redhat.com>
24268 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
24269 -gcoff3, -gxcoff3, -gvms3 implies -dD.
24271 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
24273 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
24274 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
24275 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
24276 config/rs6000/cell.md, config/rs6000/darwin.h,
24277 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
24278 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
24279 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
24280 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
24281 typos. Follow spelling conventions.
24282 * doc/invoke.texi: Follow spelling conventions.
24284 2007-02-03 Roger Sayle <roger@eyesopen.com>
24286 * simplify-rtx.c (simplify_relational_operation_1): Implement some
24287 canonicalization transformations that attempt to simplify integer
24288 constant comparisons to become comparisons against zero.
24290 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24292 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
24294 * fold-const.c (fold_binary): Fix comment typos. Fold complex
24295 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
24297 2007-02-02 Mike Stump <mrs@apple.com>
24299 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
24300 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
24301 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
24302 generate a branch island.
24304 2007-02-02 Bob Wilson <bob.wilson@acm.org>
24306 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
24307 (xtensa_legitimate_address_p): New.
24308 (xtensa_legitimize_address): New.
24309 (xtensa_output_addr_const_extra): New.
24310 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
24312 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
24313 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
24314 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
24315 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
24316 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
24317 (xtensa_legitimize_address): New.
24318 (xtensa_output_addr_const_extra): New.
24320 2007-02-02 Steve Ellcey <sje@cup.hp.com>
24322 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
24324 2007-02-02 Ian Lance Taylor <iant@google.com>
24326 * expmed.c (expand_divmod): Add comment.
24328 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
24330 * emit-rtl.c (renumber_insns): Remove.
24331 * flags.h: Remove the extern for flag_renumber_insns.
24332 * rtl.h: Remove the prototype for renumber_insns.
24333 * toplev.c (flag_renumber_insns): Remove.
24335 2007-02-02 Hui-May Chang <hm.chang@apple.com>
24337 Revert for x86 darwin:
24338 2005-06-19 Uros Bizjak <uros@kss-loka.si>
24340 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
24341 code before the following patch under TARGET_MACHO.
24342 (ix86_function_value_regno_p): Likewise.
24344 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24346 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
24349 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24352 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
24353 loads to general or fp registers. Add comments.
24354 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
24356 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
24358 * pointer-set.c (insert_aux): Only return insertion slot.
24359 (pointer_set_insert): Adjust.
24360 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
24361 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
24362 pointer_map_traverse): New.
24363 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
24364 pointer_map_create, pointer_map_destroy, pointer_map_insert,
24365 pointer_map_contains, pointer_map_traverse): Declare.
24367 2007-02-02 Jakub Jelinek <jakub@redhat.com>
24369 PR middle-end/30473
24370 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
24371 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
24373 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24375 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
24377 (struct _dep): New type.
24378 (dep_t): New typedef.
24379 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
24380 (DEP_STATUS): New access macro. The macro with the same name was
24381 renamed to DEP_LINK_STATUS.
24382 (dep_init): Declare function
24384 (struct _dep_link): New type.
24385 (dep_link_t): New typedef.
24386 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
24387 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
24388 (DEP_LINK_STATUS): New macro.
24389 (debug_dep_links): New debug function.
24391 (struct _deps_list): New type.
24392 (deps_list_t): New typedef.
24393 (DEPS_LIST_FIRST): New access macro.
24394 (FOR_EACH_DEP_LINK): New cycle macro.
24395 (create_deps_list, free_deps_list, delete_deps_list): Declare
24397 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
24398 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
24399 (copy_deps_list_change_con): Ditto.
24401 (move_dep_link): Declare function.
24403 (struct _dep_node): New type.
24404 (dep_node_t): New typedef.
24405 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
24407 (struct haifa_insn_data.back_deps): New field to hold backward
24408 dependencies of the insn.
24409 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
24411 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
24412 Change its type to deps_list_t.
24413 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
24414 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
24415 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
24417 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
24419 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
24421 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
24423 (dep_cost): Declare.
24425 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
24426 (ds_to_dk, dk_to_ds): New functions.
24428 (init_dep_1): New static function.
24429 (init_dep): New function.
24430 (copy_dep): New static function.
24432 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
24434 (detach_dep_link): New static function.
24435 (move_dep_link): New function.
24437 (dep_links_consistent_p, dump_dep_links): New static functions.
24438 (debug_dep_links): New debugging function.
24440 (deps_obstack, dl_obstack, dn_obstack): New static variables.
24442 (alloc_deps_list, init_deps_list): New static functions.
24443 (create_deps_list): New function.
24444 (clear_deps_list): New static function.
24445 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
24446 (deps_list_consistent_p, dump_deps_list): New static functions.
24447 (debug_deps_list): New function.
24448 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
24450 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
24452 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
24453 use new scheduler dependencies lists.
24454 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
24455 (sched_analyze): Ditto. Initialize dependencies lists.
24456 (add_forw_dep, compute_forward_dependences): Update to use new
24457 scheduler dependencies lists.
24459 (init_dependency_caches): Init deps_obstack.
24460 (free_dependency_caches): Free deps_obstack.
24462 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
24463 new scheduler dependencies lists.
24464 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
24465 (add_back_forw_dep, delete_back_forw_dep): Ditto.
24467 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
24468 Update to use new scheduler dependencies lists.
24469 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
24470 (debug_dependencies): Ditto.
24471 (schedule_region): Update comments.
24473 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
24474 scheduler dependencies lists.
24475 (schedule_ebb): Update comments.
24477 * rtl.def (DEPS_LIST): Remove.
24479 * lists.c (unused_deps_list): Remove.
24480 (free_list): Update assertions.
24482 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
24483 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
24485 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
24486 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
24488 * haifa-sched.c (comments): Update.
24489 (insn_cost1): Remove. Inline the code into insn_cost ().
24490 (insn_cost): Update to use new scheduler dependencies lists. Move
24491 processing of the dependency cost to dep_cost ().
24492 (dep_cost): New function. Use it instead of insn_cost () when
24493 evaluating cost of the dependency. Use compatible interface to
24494 interact with the target.
24495 (priority): Update to use new scheduler dependencies lists.
24496 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
24497 with greater number of insns that depend on the insn.
24498 (schedule_insn): Update to use new scheduler dependencies lists. Add
24499 code to free backward dependencies lists. Inline and optimize code
24500 from resolve_dep () - see PR28071.
24501 (ok_for_early_queue_removal): Update to use new scheduler dependencies
24502 lists. Update call to targetm.sched.is_costly_dependence hook.
24504 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
24505 scheduler dependencies lists.
24507 (resolve_dep): Remove. Move the logic to schedule_insn ().
24508 (init_h_i_d): Initialize dependencies lists.
24510 (process_insn_depend_be_in_spec): Rename to
24511 process_insn_forw_deps_be_in_spec. Update to use new scheduler
24512 dependencies lists.
24513 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
24514 Update to use new scheduler dependencies lists.
24515 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
24517 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
24518 new scheduler dependencies lists.
24519 (build_intra_loop_deps): Ditto.
24521 * target.h (struct _dep): Declare to use in
24522 gcc_target.sched.is_costly_dependence.
24523 (struct gcc_target.sched.adjust_cost): Fix typo.
24524 (struct gcc_target.sched.is_costly_dependence): Change signature to
24525 use single dep_t parameter instead of an equivalent triad.
24526 (struct gcc_target.sched.adjust_cost_2): Remove.
24528 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
24530 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
24532 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
24534 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
24536 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
24537 (REG_DEP_TRUE): Document.
24539 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
24540 Change signature to correspond to the targetm.sched.adjust_cost hook.
24541 Update use in TARGET_SCHED_ADJUST_COST_2.
24542 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
24543 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
24544 new scheduler dependencies lists.
24545 (ia64_gen_check): Ditto.
24547 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
24548 scheduler dependencies lists.
24550 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
24551 signature to correspond to the targetm.sched.is_costly_dependence hook.
24552 (is_costly_group): Update to use new scheduler dependencies lists.
24554 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
24555 instead of INSN_COST () macro.
24557 2007-02-01 Ian Lance Taylor <iant@google.com>
24559 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
24561 2007-02-01 Guy Martin <gmsoft@gentoo.org>
24563 * pa.md (tp_load): Correct mfctl instruction syntax.
24565 2007-02-01 Geoffrey Keating <geoffk@apple.com>
24567 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
24568 altivec_padding_size calculation on AIX. Improve comment, add
24569 assert to verify that it's right.
24571 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
24574 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
24576 PR inline-asm/28686
24577 * global.c (global_alloc): Add mising initialization of
24580 2007-02-01 Roger Sayle <roger@eyesopen.com>
24582 * alias.c (init_alias_analysis): Correct whitespace.
24583 * bb-reorder.c (fix_edges_for_rarely_executed_code,
24584 partition_hot_cold_basic_blocks): Likewise.
24585 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
24586 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
24587 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
24588 fold_builtin_snprintf_chk, fold_builtin_printf,
24589 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
24590 do_mpfr_arg3, do_mpfr_sincos): Likewise.
24591 * cfgcleanup.c (cleanup_cfg): Likewise.
24592 * cfgexpand.c (tree_expand_cfg): Likewise.
24593 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
24594 * function.c (get_next_funcdef_no): Likewise.
24595 * gengtype.c (main): Likewise.
24596 * genmodes.c (main): Likewise.
24597 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
24598 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
24599 * ifcvt.c (noce_emit_move_insn): Likewise.
24600 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
24602 * stor-layout.c (get_best_mode): Likewise.
24603 * tree-ssa-loop-niter.c (get_val_for): Likewise.
24604 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
24605 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
24606 perform_var_substitution, solve_graph): Likewise.
24607 * tree-vrp.c (vrp_finalize): Likewise.
24609 2007-02-01 Ian Lance Taylor <iant@google.com>
24611 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
24612 high part of a paradoxical subreg, return a constant zero.
24614 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
24616 * toplev.c (lang_dependent_init): Call init_set_costs.
24617 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
24619 2007-02-01 Richard Guenther <rguenther@suse.de>
24621 PR middle-end/30656
24622 * fold-const.c (fold_negate_expr): Allow negating a
24623 constant if overflow does not change.
24625 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24627 * doc/c-tree.texi (Expression trees): Improve markup.
24628 * doc/tm.texi (Register Classes, Addressing Modes)
24629 (Floating Point): Fix spacing after abbreviations. Fix some
24632 2007-02-01 Ben Elliston <bje@au.ibm.com>
24634 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
24635 * doc/contrib.texi: Likewise.
24636 * doc/install.texi: Likewise.
24638 2007-01-31 Richard Henderson <rth@redhat.com>
24639 Ian Lance Taylor <iant@google.com>
24641 * lower-subreg.c: New file.
24642 * rtl.def (CONCATN): Define.
24643 * passes.c (init_optimization_passes): Add pass_lower_subreg and
24644 pass_lower_subreg2.
24645 * emit-rtl.c (update_reg_offset): New static function, broken out
24646 of gen_rtx_REG_offset.
24647 (gen_rtx_REG_offset): Call update_reg_offset.
24648 (gen_reg_rtx_offset): New function.
24649 * regclass.c: Revert patch of 2006-03-05, restoring
24651 (clear_reg_info_regno): New function.
24652 * dwarf2out.c (concatn_loc_descriptor): New static function.
24653 (loc_descriptor): Handle CONCATN.
24654 * common.opt (fsplit_wide_types): New option.
24655 * opts.c (decode_options): Set flag_split_wide_types when
24657 * timevar.def (TV_LOWER_SUBREG): Define.
24658 * rtl.h (gen_reg_rtx_offset): Declare.
24659 (reg_scan_update): Declare.
24660 * regs.h (clear_reg_info_regno): Declare.
24661 * tree-pass.h (pass_lower_subreg): Declare.
24662 (pass_lower_subreg2): Declare.
24663 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
24664 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
24665 -fsplit-wide-types.
24666 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
24667 * Makefile.in (OBJS-common): Add lower-subreg.o.
24668 (lower-subreg.o): New target.
24670 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
24672 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
24674 2007-01-31 Anatoly Sokolov <aesok@post.ru>
24677 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
24679 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24681 PR middle-end/29335
24682 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
24684 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
24686 * cfgloop.h: Include vec-prim.h.
24687 (enum li_flags): Remove LI_ONLY_OLD.
24688 (loop_iterator): Changed.
24689 (fel_next, fel_init): Iterate over loop tree.
24690 (FOR_EACH_LOOP_BREAK): New macro.
24691 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
24693 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
24694 * modulo-sched.c (sms_schedule): Ditto.
24695 * tree-vectorizer.c (vectorize_loops): Ditto.
24696 * doc/loop.texi: Update information on loop numbering and behavior of
24697 FOR_EACH_LOOP wrto new loops.
24698 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
24699 add_to_evolution_1): Test nestedness of loops instead of comparing
24701 * tree-chrec.c (chrec_fold_plus_poly_poly,
24702 chrec_fold_multiply_poly_poly, chrec_evaluate,
24703 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
24704 reset_evolution_in_loop): Ditto.
24705 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
24707 2007-01-31 Dirk Mueller <dmueller@suse.de>
24709 * c-common.c (warn_about_parentheses): Separate warning about
24710 un-parenthized sequence of comparison operators from the one
24711 which is supposed to warn about x <= y <= z.
24713 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
24715 * optabs.h (enum optab_index): Add new OTI_isinf.
24716 (isinf_optab): Define corresponding macro.
24717 * optabs.c (init_optabs): Initialize isinf_optab.
24718 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
24720 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
24721 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
24723 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
24724 expand_builtin_interclass_mathfn.
24725 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
24726 * config/i386/i386.md (UNSPEC_FXAM): New constant.
24727 (fxam<mode>2_i387): New insn pattern.
24728 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
24729 built-in functions as x87 inline asm.
24731 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
24733 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
24735 2007-01-30 Eric Christopher <echristo@apple.com>
24737 * config.gcc: Add geode.
24739 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
24741 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
24742 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
24743 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
24744 value-prof.c: Fix comment typos.
24746 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24749 * doc/invoke.texi (Wpointer-arith): Document warning.
24751 2007-01-30 Janis Johnson <janis187@us.ibm.com>
24753 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
24754 the list of discrepancies from the draft TR.
24756 2007-01-30 Dirk Mueller <dmueller@suse.de>
24759 * doc/invoke.texi (-Wreturn-type): Update description to
24760 match new behavior.
24762 2007-01-30 Richard Sandiford <richard@codesourcery.com>
24764 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
24766 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
24768 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
24769 to handle optabs that operate on floating point input argument and
24770 output to integer output.
24771 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
24772 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
24773 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
24774 expand_builtin_interclass_mathfn ().
24775 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
24776 (ilogbsi2): Remove.
24777 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
24778 ilogbl built-in functions as x87 intrinsics.
24780 2007-01-30 Richard Guenther <rguenther@suse.de>
24782 PR middle-end/27657
24783 * dwarf2out.c (reference_to_unused): Query varpool if the
24784 variable was output.
24786 2007-01-30 Richard Guenther <rguenther@suse.de>
24788 PR middle-end/30313
24789 * passes.c (execute_one_pass): Reset in_gimple_form to not
24790 confuse non-unit-at-a-time mode.
24792 2007-01-29 Roger Sayle <roger@eyesopen.com>
24793 Richard Guenther <rguenther@suse.de>
24795 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
24796 avoid undefined behaviour on overflow. Use force_fit_type_double
24797 to construct the constant with the specified TREE_OVERFLOW.
24799 2007-01-29 Janis Johnson <janis187@us.ibm.com>
24801 * config/dfp-bit.c: Add parameterized support for fp exceptions.
24802 * config/dfp-bit.h: Ditto.
24804 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24806 * c-decl.c (pop_scope): Replace warnings with call to
24807 warn_for_unused_label.
24808 * c-common.h (warn_for_unused_label): Declare.
24809 * c-common.c (warn_for_unused_label): Define.
24811 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24813 * tree-optimize.c (update_inlined_to_pointers): Delete unused
24816 2007-01-29 Janis Johnson <janis187@us.ibm.com>
24818 * Makefile.in (USER_H): Remove decfloat.h.
24819 * ginclude/decfloat.h: Delete, moving contents to ...
24820 * ginclude/float.h: Add support for decimal floating point,
24821 guarded by __STDC_WANT_DEC_FP__.
24823 2007-01-29 Mike Stump <mrs@apple.com>
24825 * doc/gccint.texi (Top): Rename Loop Representation to Loop
24826 Analysis and Representation to resolve case insensitive conflict.
24827 * doc/loop.texi (Loop Analysis and Representation): Likewise.
24829 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
24831 * tree.h (struct tree_memory_tag): Add aliases member.
24832 (MTAG_ALIASES): New macro.
24833 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
24834 (add_may_alias): Remove pointer-set. Update for may_aliases being
24836 (mark_aliases_call_clobbered): Update for may_aliases being a
24838 (compute_tag_properties): Ditto.
24839 (create_partition_for): Ditto.
24840 (compute_memory_partitions): Ditto.
24841 (dump_may_aliases_for): Ditto.
24842 (is_aliased_with): Ditto.
24843 (add_may_alias_for_new_tag): Ditto.
24844 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
24845 (compute_is_aliased): New function.
24846 (compute_may_aliases): Call compute_is_aliased).
24847 (init_alias_info): Initialize alias_bitmap_obstack.
24848 (union_alias_set_into): New function.
24849 (compute_flow_sensitive_aliasing): Use union_aliases_into.
24850 (have_common_aliases_p): Rewrite to take two bitmaps and use
24852 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
24853 Update for bitmaps.
24854 (finalize_ref_all_pointers): Update for add_may_alias changes.
24855 (new_type_alias): Ditto.
24856 * tree-flow-inline.h (may_aliases): Return a bitmap.
24857 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
24858 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
24859 may_aliases being a bitmap.
24860 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
24861 may_aliases now returns a bitmap.
24862 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
24864 * tree-ssa-operands.c (add_virtual_operand): Update for
24865 may_aliases being a bitmap.
24867 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
24869 PR tree-optimization/30630
24870 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
24871 variable as changed.
24873 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
24876 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
24877 expanded only once even if an error occurs.
24879 2007-01-29 Ben Elliston <bje@au.ibm.com>
24881 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
24882 (__gcov_average_profiler): Likewise.
24883 (__gcov_ior_profiler): Likewise.
24884 (__gcov_merge_ior): Likewise.
24886 2007-01-28 Jan Hubicka <jh@suse.cz>
24888 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
24889 * value-prof.c (stringop_block_profile): Likewise.
24891 2007-01-28 Jan Hubicka <jh@suse.cz>
24893 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
24894 Add variant handling histograms; add wrapper.
24895 (clear_storage_via_libcall): Export.
24896 (emit_block_move_hints): Break out from ...; add histograms.
24897 (emit_block_move): ... this one.
24898 (clear_storage_hints): Break out from ...; add histograms.
24899 (clear_storage): ... this one.
24900 (set_storage_via_memset): Handle histogram.
24901 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
24902 (clear_storage_hints, clear_storage_via_libcall): Declare.
24903 (set_storage_via_setmem): Update prototype.
24904 * doc/md.texi (movmem, setmem): Document new arguments.
24906 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
24907 Add new histograms.
24908 (stringop_block_profile): New global function.
24909 (tree_stringops_values_to_profile): Profile block size and alignment.
24910 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
24912 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
24913 (stringop_block_profile): Declare.
24914 * builtins.c: Include value-prof.h.
24915 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
24916 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
24917 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
24918 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
24919 * profile.c (instrument_values): Add new counters.
24920 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
24922 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
24923 (tree_init_edge_profiler): Build new profilers.
24924 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
24925 (pass_tree_profile): Add dump.
24926 (tree_profile_hooks): Update.
24927 * Makefile.in (LIBGCOV): Add new constants.
24928 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
24929 __gcov_ior_profiler): New.
24930 * i386.md (movmem/setmem expanders): Add new optional arguments.
24932 2007-01-28 David Edelsohn <edelsohn@gnu.org>
24934 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
24936 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
24938 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
24939 (tree_unswitch_single_loop): Pass eni_size_weights to
24940 tree_num_loop_insns.
24941 * tree-ssa-loop-manip.c: Include tree-inline.h.
24942 (can_unroll_loop_p): Pass eni_size_weights to
24943 tree_num_loop_insns.
24944 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
24945 Pass eni_size_weights to estimate_num_insns.
24946 * tree.h (init_inline_once): Export.
24947 * toplev.c (backend_init): Call init_inline_once.
24948 * cgraphunit.c (cgraph_process_new_functions,
24949 cgraph_analyze_function): Pass eni_inlining_weights to
24950 estimate_num_insns.
24951 * ipa-inline.c (compute_inline_parameters): Ditto.
24952 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
24953 to estimate_num_insns.
24954 (try_unroll_loop_completely): Pass eni_size_weights to
24955 tree_num_loop_insns.
24956 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
24957 ot estimate_num_insns.
24958 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
24959 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
24960 * tree-inline.c (eni_inlining_weights, eni_size_weights,
24961 eni_time_weights): New variables.
24962 (init_inline_once): Initialize them.
24963 (struct eni_data): Mew.
24964 (estimate_num_insns_1, estimate_num_insns): Use weights.
24965 * tree-inline.h (struct eni_weights_d): New.
24966 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
24967 (estimate_num_insns): Declaration changed.
24968 * cfgloop.h (tree_num_loop_insns): Declaration changed.
24969 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
24970 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
24972 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
24974 * tree-data-ref.c (conflict_fn): Assert that the number of affine
24975 relations in the conflict function is valid.
24977 2007-01-27 Ian Lance Taylor <iant@google.com>
24979 * common.opt: Add fstrict-overflow.
24980 * opts.c (decode_options): Set flag_strict_overflow if -O2.
24981 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
24982 (TYPE_OVERFLOW_UNDEFINED): Define.
24983 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
24985 * tree.h (TYPE_TRAP_SIGNED): Don't define.
24986 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
24987 (fold_negate_expr): Likewise.
24988 (make_range): Likewise.
24989 (extract_muldiv_1): Likewise.
24990 (maybe_canonicalize_comparison): Likewise.
24991 (fold_comparison): Likewise.
24992 (fold_binary): Likewise.
24993 (tree_expr_nonnegative_p): Likewise.
24994 (tree_expr_nonzero_p): Likewise.
24995 * tree-vrp.c (compare_values): Likewise.
24996 (extract_range_from_binary_expr): Likewise.
24997 (extract_range_from_unary_expr): Likewise.
24998 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25000 (nowrap_type_p): Likewise.
25001 * tree-scalar-evolution.c (simple_iv): Likewise.
25002 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25003 (build_range_check): Likewise.
25004 (extract_muldiv_1): Likewise.
25005 (fold_comparison): Likewise.
25006 * tree-vrp.c (vrp_int_const_binop): Likewise.
25007 (extract_range_from_unary_expr): Likewise.
25008 * convert.c (convert_to_integer): Likewise.
25009 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25010 (fold_comparison): Likewise.
25011 (fold_binary): Likewise.
25012 * optabs.c (optab_for_tree_code): Likewise.
25013 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25014 * simplify-rtx.c (simplify_const_relational_operation): Check
25015 flag_strict_overflow and flag_trapv.
25016 (simplify_const_relational_operation): Likewise.
25017 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25018 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25021 2007-01-27 Roger Sayle <roger@eyesopen.com>
25023 * tree.c (tree_fold_gcd): Delete.
25024 * tree.h (tree_fold_gcd): Remove prototype.
25025 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25026 test whether one constant integer is a multiple of another. Instead
25027 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25028 * fold-const.c (multiple_of_p): We've determined both TOP and
25029 BOTTOM are integer constants so we can call int_const_binop directly
25030 instead of the more generic const_binop.
25032 2007-01-27 Roger Sayle <roger@eyesopen.com>
25034 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25035 1*X check that the constant hasn't overflowed, to preserve the
25037 (round_up): Provide an efficient implementation when rouding-up an
25038 INTEGER_CST to a power-of-two.
25040 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25042 * doc/sourcebuild.texi: Add comma for clarity.
25043 * doc/extend.texi: Fix some typos.
25044 * doc/passes.texi: Likewise.
25045 * doc/cppinternals.texi: Likewise.
25046 * doc/c-tree.texi: Likewise.
25047 * doc/tree-ssa.texi: Likewise.
25048 * doc/install.texi: Likewise.
25050 2007-01-27 Jan Hubicka <jh@suse.cz>
25052 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
25053 (pass_sra): Do not require alias information.
25054 * passes.c (init_optimization_passes): Add SRA
25056 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
25058 * tracer.c (rest_of_handle_tracer): We already cleaned
25059 up the CFG in tracer() so don't do it here again.
25060 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
25061 cleanup_cfg here, either. And don't call renumber_insns.
25063 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
25064 and BB_HEAD are in the insn stream here. Instead make sure
25065 that BB_INSN is valid on all insns. Also, do check here that
25066 there are no pending branch predictions...
25067 (rtl_verify_flow_info): ...instead of doing it here. Checks
25068 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
25071 2007-01-26 Roger Sayle <roger@eyesopen.com>
25073 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
25074 function to simplify/factorize operand order canonicalization.
25075 (ix86_fixup_binary_operands): Reorganize using the above function.
25076 (ix86_binary_operator_ok): Likewise.
25078 2007-01-27 Jakub Jelinek <jakub@redhat.com>
25080 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
25081 file scope from optimize_attrs.
25082 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
25084 (optimize_attrs): Clear insn_code_values after freeing it.
25086 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25088 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
25089 a parts.base assignment.
25091 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25093 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
25094 (compute_subscript_distance, initialize_data_dependence_relation,
25095 finalize_ddr_dependent, analyze_ziv_subscript,
25096 analyze_siv_subscript_cst_affine,
25097 compute_overlap_steps_for_affine_univar,
25098 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
25099 analyze_siv_subscript, analyze_miv_subscript,
25100 analyze_overlapping_iterations, subscript_dependence_tester_1,
25101 compute_self_dependence, free_dependence_relation): Work
25102 with affine_fn instead of chrecs.
25103 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
25104 common_affine_function, affine_function_base,
25105 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25106 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25107 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25108 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25109 (all_chrecs_equal_p): Removed.
25110 * tree-data-ref.h (affine_fn, conflict_function): New types.
25111 (struct subscript): Change type of conflicting_iterations_in_a
25112 and conflicting_iterations_in_b.
25114 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25117 * config/pa/pa.h (TARGET_HPUX_11): New.
25118 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25119 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25121 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25122 Richard Guenther <rguenther@suse.de>
25124 * tree-ssa-structalias.c (solve_graph): Handle case
25125 we merged the variable to another.
25127 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25129 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
25132 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
25133 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
25135 2007-01-25 DJ Delorie <dj@redhat.com>
25137 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
25138 allow changes to modes which don't fit in those registers.
25140 * reload1.c (choose_reload_regs): Check for invalid subregs before
25141 computing their locations, not after.
25143 2007-01-25 Geoffrey Keating <geoffk@apple.com>
25146 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
25147 save Altivec registers in an eh_return function.
25148 (compute_vrsave_mask): Likewise.
25149 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
25150 for saving Altivec registers.
25151 (rs6000_emit_prologue): Don't allocate stack twice in
25152 eh_return function. Correct expected value of altivec_save_offset
25153 when using save_world. Describe save of R0 to stack when using
25154 save_world. Describe stack pointer adjustment when using
25155 save_world. Remove duplicated eh_return parameter register saving.
25156 Update sp_offset variable after save_world.
25157 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
25159 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
25160 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
25163 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25165 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
25167 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25170 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
25171 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
25173 2007-01-25 Richard Guenther <rguenther@suse.de>
25175 * doc/invoke.texi (-Wcoverage-mismatch): Document.
25176 * common.opt (-Wcoverage-mismatch): New warning option.
25177 * coverage.c (get_coverage_counts): Ignore coverage mismatch
25178 if -Wcoverage-mismatch is given.
25180 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
25182 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
25183 (ipcp_driver): Change to static definition.
25184 Add dumping of the ifunctions.
25185 (constant_val_insert): Remove unused parameter. Support for SSA.
25186 (ipcp_propagate_const): Support for SSA.
25187 (ipcp_profile_bb_print): Print only analyzed nodes.
25188 (ipcp_replace_map_create): Remove support for Fortran constant
25190 * ipa-prop.c (ipa_method_modify_stmt,
25191 ipa_callsite_compute_param): Support for SSA.
25192 * ipa-prop.h (ipcp_driver): Remove declaration.
25193 (IS_VALID_TREE_MAP_INDEX): Add define.
25195 2007-01-24 Geoffrey Keating <geoffk@apple.com>
25197 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
25199 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25201 PR middle-end/30447
25202 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
25203 constant argument to cabs and do it without checking for
25204 -funsafe-math-optimizations.
25206 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
25208 * c-common.h (RID_FIRST_CXX0X): New.
25209 (RID_LAST_CXX0X): New.
25210 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
25212 * c.opt (Wc++0x-compat): New.
25213 * doc/invoke.texi (-Wc++0x-compat): Document.
25215 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25217 * builtins.c (fold_builtin_carg): New.
25218 (fold_builtin_1): Use it.
25220 2007-01-24 Jan Hubicka <jh@suse.cz>
25222 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
25224 * ipa-inline.c (initial_insns, max_insns): Delete.
25225 (compute_max_insns): New function.
25226 (cgraph_decide_inlining_of_small_function): Use it; take minimal
25227 amount of insns as base for code growth.
25228 (cgraph_decide_inlining): Make initial_insns local; do not compute
25230 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
25231 * doc/invoke.texi (inline-unit-growth): Update docs.
25233 2007-01-24 Jakub Jelinek <jakub@redhat.com>
25235 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
25236 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
25237 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
25238 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
25239 for CPUs that have PTA_CX16 set.
25241 PR middle-end/27416
25242 * gimplify.c (omp_check_private): New function.
25243 (gimplify_scan_omp_clauses): Use it for
25244 firstprivate/lastprivate/reduction.
25246 PR middle-end/30494
25247 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
25248 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
25250 PR middle-end/30421
25251 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
25252 If lower_lastprivate_clauses emits some statements, append them
25253 to dlist rather than body_p and to body_p append an initializer.
25254 (lower_omp_for): Adjust caller.
25256 2007-01-24 Steve Ellcey <sje@cup.hp.com>
25258 * target.h (globalize_decl_name): New.
25259 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25260 * output.h (default_globalize_decl_name): New.
25261 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
25263 (globalize_decl): Ditto.
25264 (default_globalize_decl_name): New.
25265 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
25266 (ia64_handle_version_id_attribute): New.
25267 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25268 (ia64_asm_output_external): Use globalize_decl_name instead
25269 of globalize_label.
25270 * doc/extend.texi (version_id): New pragma.
25271 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
25273 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25275 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
25276 _uleb128_t and _Unwind_SWord with _sleb128_t.
25277 * unwind-dw2.c (extract_cie_info, execute_stack_op,
25278 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
25280 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
25281 * unwind-pe.h (read_uleb128, read_sleb128,
25282 read_encoded_value_with_base): Likewise.
25283 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
25285 2007-01-24 Richard Guenther <rguenther@suse.de>
25287 * builtins.c (expand_builtin_cexpi): Get the fndecl
25288 for cexp in the correct way.
25290 2007-01-24 Jan Hubicka <jh@suse.cz>
25292 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
25295 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25297 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
25298 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
25299 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
25300 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
25301 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
25302 __SIZEOF_PTRDIFF_T__.
25303 * doc/cpp.texi: Documentation for the new builtin macros added.
25305 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
25307 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
25308 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
25309 instead of operands[2] to avoid access past the end of array.
25311 2007-01-24 Richard Sandiford <richard@codesourcery.com>
25313 * reload1.c (emit_reload_insns): Pass the reload register
25314 for a non-spill output reload through forget_old_reloads_1.
25316 2007-01-23 Joseph Myers <joseph@codesourcery.com>
25318 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25319 _SOFT_DOUBLE if doubles use software floating-point.
25320 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
25321 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25322 * config/rs6000/darwin-ldouble.c: Also compile functions for
25323 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
25324 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25325 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
25326 commented-out long double override.
25327 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
25328 * config/rs6000/eabispe.h: Likewise.
25329 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
25330 long double for non-SPE.
25331 (rs6000_handle_option): Likewise.
25332 (invalid_e500_subreg): Disallow more subregs involding DImode,
25333 DFmode, TImode or TFmode.
25334 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
25336 (legitimate_lo_sum_address_p): Also check for TFmode for E500
25338 (rs6000_legitimize_address): Also handle TFmode for E500 double.
25339 (rs6000_legitimize_reload_address): Also handle TFmode for E500
25341 (rs6000_legitimate_address): Also check for TFmode for E500
25343 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
25344 (spe_build_register_parallel): Handle TFmode and TCmode.
25345 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
25347 (function_arg): Handle TFmode and TCmode for E500 double.
25348 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
25350 (print_operand): Handle TFmode and TImode for %y.
25351 (rs6000_generate_compare): Handle TFmode comparisons for E500
25353 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
25354 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
25355 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
25356 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
25357 TFmode for E500 double.
25358 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
25359 (floatsidf2): Enable for E500 double.
25360 (movtf_softfloat): Use rs6000_nonimmediate_operand.
25361 (extenddftf2): Change to extenddftf2_fprs.
25362 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
25363 depending on TARGET_E500_DOUBLE.
25364 (extendsftf2): Enable for E500 double.
25365 (trunctfdf2): Enable for E500 double.
25366 (trunctfsf2): Change to trunctfsf2_fprs.
25367 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
25368 depending on TARGET_E500_DOUBLE.
25369 (floatsitf2): Enable for E500 double.
25370 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
25371 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
25372 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
25373 (negtf2): Change to negtf2_internal.
25374 (negtf2): New expander.
25375 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
25376 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
25377 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
25378 (movdi_internal32): Use rs6000_nonimmediate_operand.
25379 (unnamed splitter): Likewise.
25380 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
25381 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
25382 (SPE64TF, DITI): New mode macros.
25383 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
25386 (frob_<mode>_di_2): New.
25387 (frob_tf_di_8_2): New.
25388 (frob_di_df): Change to frob_di_<mode>; allow more modes.
25390 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
25392 (frob_ti_<mode>_8_2): New.
25393 (frob_ti_tf_2): New.
25394 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
25395 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
25397 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
25398 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
25399 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
25400 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
25401 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
25402 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
25405 2007-01-23 Ian Lance Taylor <iant@google.com>
25407 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
25409 (OBJS-archive): Reformat, alphabetize.
25410 (OBJS): Change out_object_file to OBJS-md.
25412 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
25414 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
25415 JUMP_P and CALL_P predicates where applicable.
25416 * config/i386/i386.c: Ditto.
25417 * config/i386/i386.md: Ditto.
25418 * config/i386/mmx.md: Ditto.
25419 * config/i386/predicates.md: Ditto.
25421 2007-01-22 Andreas Schwab <schwab@suse.de>
25423 * config/m68k/m68k.h: Fix comment.
25425 2007-01-22 Jan Hubicka <jh@suse.cz>
25427 * passes.c (init_optimization_passes): Do not rerun
25428 pass_early_warn_uninitialized.
25430 2007-01-22 Richard Guenther <rguenther@suse.de>
25432 PR tree-optimization/30038
25433 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
25435 (execute_cse_sincos_1): Likewise.
25436 (execute_cse_sincos): Likewise.
25437 (gate_cse_sincos): Likewise.
25438 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
25439 the cexpi() canonicalization of sincos().
25440 * tree-pass.h (pass_cse_sincos): Declare.
25441 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
25443 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
25445 PR rtl-optimization/29329
25446 * combine.c (replaced_rhs_insn): Rename to i2mod.
25447 (replaced_rhs_value): Rename to i2mod_new_rhs.
25448 (i2mod_old_rhs): New global variable.
25449 (combine_instructions): Adjust for above change. Save a copy of
25450 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
25451 note are substituted in the second instruction.
25452 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
25453 ditch the note if it pertains to the second eliminated register
25454 and this register is mentioned in i2mod_old_rhs.
25457 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
25459 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
25460 the insn to which the note was originally attached.
25462 2007-01-21 Jan Hubicka <jh@suse.cz>
25464 * ipa-inline.c (inlining_mode): Comment, move up.
25465 (cgraph_decide_inlining_incrementally): Do not perform inlining
25466 itself; fix handling of flattening of self recursive functions.
25467 (cgraph_find_cycles): Remove.
25468 (cgraph_flatten_node): Remove.
25469 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
25470 (try_inline): New function.
25471 (cgraph_early_inlining): Update call of
25472 cgraph_decide_inlining_incrementally. Apply inlining here.
25473 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
25475 2007-01-21 Dirk Mueller <dmueller@suse.de>
25478 * tree-vrp.c (check_array_bounds): do not warn
25479 about ADDR_EXPR's of ARRAY_REF's which are immediately
25480 used in binary expressions.
25482 2007-01-21 Ira Rosen <irar@il.ibm.com>
25484 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
25485 read_write_dep and macros for its access.
25486 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
25487 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
25488 argument, call vect_check_interleaving for every independent pair of
25489 data-refs. Mark loads that access the same memory location as a store
25491 (vect_check_dependences): Remove.
25492 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
25493 call, fix the call to vect_analyze_data_ref_dependence.
25494 (vect_analyze_data_ref_access): For statements that access the same
25495 data-ref, check that they are not stores; for loads, check that there
25496 is no store that access the same location.
25498 2007-01-20 Roger Sayle <roger@eyesopen.com>
25499 Joseph Myers <joseph@codesourcery.com>
25501 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
25502 (-fdump-rtl-stack): Likewise.
25503 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
25504 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
25505 (-mpt-fixed): Use @minus{} for minus sign.
25506 (Using Precompiled Headers): Fix under/overfull hbox.
25508 2007-01-20 Jan Hubicka <jh@suse.cz>
25510 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
25511 place within annotation.
25513 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25515 * pa.c (output_move_double): Change array size of xoperands to 4.
25517 2007-01-20 Jan Hubicka <jh@suse.cz>
25519 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
25522 2007-01-19 Ian Lance Taylor <iant@google.com>
25524 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
25525 constant to unsigned HOST_WIDE_INT before negating.
25527 2007-01-19 Ian Lance Taylor <iant@google.com>
25529 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
25531 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
25532 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
25533 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
25534 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
25535 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
25536 (realloc_vdef, realloc_vuse): Change second parameter to
25538 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
25539 fields to unsigned.
25540 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
25541 unsigned. Change x and lim locals to unsigned.
25542 (realloc_vdef, realloc_vuse): Change num_elem parameter to
25544 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
25545 (copy_virtual_operands): Change i and n locals to unsigned.
25547 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25549 PR middle-end/29335
25550 * builtins.c (fold_builtin_1): Handle builtin fdim.
25552 2007-01-20 Jan Hubicka <jh@suse.cz>
25554 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
25555 * tree-ssa-structalias.c (compute_points_to_sets): Do call
25556 init_alias_heapvars.
25557 (init_alias_heapvars): Initialize only when not already initialized.
25558 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
25560 2007-01-19 Roger Sayle <roger@eyesopen.com>
25562 * common.opt (fsigned-zeros): New command line option.
25563 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
25564 of flag_unsafe_math_optimizations.
25565 * opts.c (set_fast_math_flags): The -ffast-math command line option
25566 implies -fno-signed-zeros.
25567 (fast_math_flags_set_p): Likewise.
25569 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
25570 the documentation of -ffast-math appropriately. Wrap long lines.
25572 2007-01-19 Steve Ellcey <sje@cup.hp.com>
25574 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
25575 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
25577 2007-01-19 Tomas Bily <tbily@suse.cz>
25579 * cgraphunit.c (cgraph_finalize_function): Updating of pid
25581 (tree_init_ic_make_global_vars): New function
25582 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
25583 (tree_gen_ic_profiler): New function
25584 (tree_gen_ic_func_profiler): New function
25585 (tree_profiling): Added calling of tree_gen_ic_func_profiler
25586 (tree_profile_hooks): Added hook for indirec/virtual calls
25587 * value-prof.c (tree_find_values_to_profile): New case for
25589 (tree_values_to_profile): Call for determining indirect/virtual
25591 (tree_indirect_call_to_profile): New function
25592 (tree_ic_transform): New function
25593 (tree_ic): New function
25594 (find_func_by_pid): New function
25595 (init_pid_map): New function
25596 (tree_value_profile_transformations): Added check for
25597 indirect/virtual call transformation
25598 * value-prof.h (enum hist_type): New counter type for
25599 indirect/virtual calls
25600 (profile_hooks): Added new hook for profiling indirect/virtual
25602 * profile.c (instrument_values): New case for indirect/virtual
25604 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
25605 (GCOV_COUNTER_V_INDIR): New counter type
25606 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
25607 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
25609 * cgraph.c: Definition of cgraph_max_pid
25610 (cgraph_create_node): Default init of pid attribute
25611 * cgraph.h: Declaration of cgraph_max_pid
25612 (struct cgraph_node): Added pid attribute
25613 * libgcov.c (__gcov_indirect_call_profiler): New function
25614 (__gcov_one_value_profiler_body): New function
25615 (__gcov_one_value_profiler): Body was moved to
25616 __gcov_one_value_profiler_body and calls it
25618 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
25620 * doc/gty.texi (Options): Document the mark_hook option to GTY.
25621 * gengtype.c (write_types_data, write_func_for_structure,
25622 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
25623 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
25624 (walk_type, write_func_for_structure): Generate the mark_hook if
25627 2007-01-19 Jan Hubicka <jh@suse.cz>
25629 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
25630 'early' argument take inlining mode argument specifying whether to
25631 inline for size/speeed or all functions; add support for flattening;
25633 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
25635 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25638 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
25639 the name of the declared identifier.
25641 2007-01-19 Dirk Mueller <dmueller@suse.de>
25643 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
25644 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
25645 duplicate evaluation.
25647 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
25649 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
25650 Macroize expander using X87MODEF12 mode macro. Extend operand 1
25651 to XFMode, use acosxf2 and truncate result to requested mode.
25652 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
25653 (asin<mode>2): Similarly, with asin expanders.
25654 (*fscalexf4_i387): Rename from *fscalexf4.
25655 (expNcorexf3): New expander.
25656 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
25657 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
25658 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
25659 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
25660 patterns for SSE math.
25661 (exp10<mode>2): Similarly, with exp10 expanders.
25662 (exp2<mode>2): Similarly, with exp2 expanders.
25663 (expm1<mode>2): Similarly, with expm1 expanders.
25664 (ldexp<mode>3): Similarly, with ldexp expanders.
25665 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
25666 Use gen_truncxf<mode>2_i387_noop to truncate result.
25668 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25670 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
25671 for ColdFire targets.
25673 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
25674 Richard Sandiford <richard@codesourcery.com>
25676 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
25677 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
25678 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
25679 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
25680 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
25681 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
25683 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25685 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
25686 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
25687 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
25688 (*adddi_dilshr32_cf): New pattern.
25689 (adddi3, subdi3): Remove first alternatives.
25691 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25693 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
25694 implemented using move.l, do not use its cc result for floating-point
25697 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25699 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
25700 from accepting 's' constraints if flag_pic.
25702 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25704 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
25705 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
25706 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
25707 condition from TARGET_68881 to TARGET_HARD_FLOAT.
25709 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
25711 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
25712 ColdFire alternatives.
25713 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
25714 * config/m68k/m68k.md (clzsi2): Define for ColdFire
25715 architectures that support ff1 instruction.
25717 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25718 Julian Brown <julian@codesourcery.com>
25720 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
25721 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
25722 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
25725 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25727 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
25729 (output_move_const_into_data_reg, output_move_simode_const): Delete.
25730 * config/m68k/m68k.c (const_method, const_int_cost): Take a
25731 HOST_WIDE_INT instead of an rtx.
25732 (m68k_rtx_costs): Update call accordingly.
25733 (output_move_const_into_data_reg): Likewise. Fix formatting.
25734 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
25736 (output_move_simode_const): Update calls after above changes.
25737 Rework to use automatic variables and predicates like MEM_P.
25738 * config/m68k/m68k.md (pushexthisi_const): Update call to
25741 2007-01-19 Dirk Mueller <dmueller@suse.de>
25743 * tree-ssa-alias.c (perform_var_substitution): Fix typo
25744 in dump_flags test.
25746 2007-01-19 Richard Guenther <rguenther@suse.de>
25748 * builtins.c (expand_builtin_cexpi): Fall back to expanding
25749 via cexp in case sincos is not available.
25751 2007-01-19 Richard Guenther <rguenther@suse.de>
25753 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
25754 * defaults.h (TARGET_HAS_SINCOS): Default to off.
25755 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
25756 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
25757 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
25758 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
25759 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
25760 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
25762 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
25764 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
25766 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
25767 (atan2xf3): Directly generate RTL pattern.
25768 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
25769 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
25770 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
25771 disable patterns for SSE math.
25772 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
25773 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
25774 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
25775 disable patterns for SSE math.
25777 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
25779 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
25781 2007-01-18 Roger Sayle <roger@eyesopen.com>
25783 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
25784 VIEW_CONVERT_EXPR to the same type as it's operand.
25786 2007-01-18 David Edelsohn <edelsohn@gnu.org>
25788 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
25789 configured for long double 128.
25791 2007-01-18 Mike Stump <mrs@apple.com>
25793 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
25796 2007-01-18 Michael Meissner <michael.meissner@amd.com>
25798 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
25801 2007-01-18 Jan Hubicka <jh@suse.cz>
25803 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
25804 greater than NUM_VOP_FREE_BUCKETS.
25806 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
25808 * tree-ssa-structalias.c: Update comments.
25809 (ptabitmap_obstack): Removed.
25810 (pta_obstack): New.
25811 (oldpta_obstack): Ditto.
25812 (stats): Add a few members.
25813 (struct variable_info): Remove node, complex, address_taken, and
25814 indirect_target members. Add oldsolution member.
25815 (new_var_info): Do not initialize removed members.
25816 (constraint_expr_type): Remove INCLUDES.
25817 (constraint_graph): Add size, implicit_preds, rep,
25818 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
25819 (FIRST_REF_NODE): New macro.
25820 (LAST_REF_NODE): Ditto.
25821 (FIRST_ADDR_NODE): Ditto.
25822 (find): New function.
25824 (dump_constraint): Do not handle INCLUDES.
25825 (insert_into_complex): Do not insert duplicate constraints.
25826 (condense_varmap_nodes): Renamed and rewritten into ...
25827 (merge_node_constraints): This. Also fix bug in handling of
25828 offseted copy constraints.
25829 (clear_edges_for_node): No longer need to deal with preds at all,
25830 or removing associated preds/succs.
25831 (merge_graph_nodes): Deal with indirect_cycles.
25832 Don't deal with predecessors.
25833 (add_implicit_graph_edge): New function.
25834 (add_pred_graph_edge): Ditto.
25835 (add_graph_edge): Don't deal with predecessors.
25836 (build_constraint_graph): Removed.
25837 (build_pred_graph): New function.
25838 (build_succ_graph): Ditto.
25839 (struct scc_info): Removed in_component. Added roots, dfs, and
25840 node_mapping. Remove visited_index, unification_queue.
25841 (scc_visit): Deal with union-find we do now.
25842 Deal with cycles with REF nodes.
25843 (collapse_nodes): Renamed and rewritten to ...
25844 (unify_nodes): This.
25845 (process_unification_queue): Removed.
25846 (topo_visit): Cleanup
25847 (do_da_constraint): Use find.
25848 (do_sd_constraint): Ditto.
25849 (do_ds_constraint): Ditto.
25850 (do_complex_constraint): Ditto.
25851 (init_scc_info): Update for removed and added members.
25852 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
25853 (find_indirect_cycles): This.
25854 (equivalence_class): New variable.
25855 (label_visit): New function.
25856 (perform_variable_substitution): Rewritten.
25857 (free_var_substitution_info): New function.
25858 (find_equivalent_node): Ditto.
25859 (move_complex_constraints): Ditto.
25860 (eliminate_indirect_cycles): Ditto.
25861 (solve_graph): Only propagate changed bits.
25862 Use indirect cycle elimination.
25864 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
25865 (tree_id_eq): Renamed to ...
25866 (tree_vi_eq): This. Update for member change
25867 (insert_id_for_tree): Renamed and rewritten to ...
25868 (insert_vi_for_tree): This.
25869 (lookup_id_for_tree): Renamed and rewritten to ...
25870 (lookup_vi_for_tree): This.
25871 (get_id_for_tree): Renamed and rewritten to ...
25872 (get_vi_for_tree): Ditto.
25873 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
25874 (process_constraint): Don't handle INCLUDES.
25875 Remove special ADDRESSOF case.
25876 (find_func_aliases): Rewrite to use vi functions instead of id
25878 (create_function_info_for): Ditto.
25879 (create_variable_info_for): Ditto.
25880 (intra_create_variable_infos): Ditto.
25881 (merge_smts_into): Ditto.
25882 (find_what_p_points_to): Ditto.
25883 (init_base_vars): Ditto.
25884 (init_alias_vars): Ditto.
25885 (remove_preds_and_fake_succs): New function.
25886 (dump_sa_points_to_info): Dump new stats.
25887 (dump_solution_for_var): Use find.
25888 (set_used_smts): Fix formatting.
25889 (compute_points_to_sets): Updated for new functions.
25890 (ipa_pta_execute): Ditto.
25892 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25893 Richard Sandiford <richard@codesourcery.com>
25895 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
25897 * calls.c (expand_call): If the return value is a PARALLEL,
25898 extract its first member.
25899 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
25900 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
25901 use FUNCTION_EXTRA_EPILOGUE.
25902 (m68k_function_value): Return a PARALLEL if the return value
25903 is of a pointer type.
25904 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
25905 (FUNCTION_EXTRA_EPILOGUE): Remove.
25906 * config/m68k/m68k.md (D0_REG): New constant.
25908 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25910 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
25911 output a NOP for empty epilogues.
25913 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25915 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
25916 before function. Extend register save check to include all
25917 registers, not just integer ones.
25919 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25921 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
25922 (m68k_use_return_insn): ...this.
25923 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
25924 * config/m68k/m68k.c (use_return_insn): Rename to...
25925 (m68k_use_return_insn): ...this.
25926 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
25927 of USE_RETURN_INSN.
25929 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
25931 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
25932 nearest even, fix denormal rounding overflow.
25934 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25936 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
25937 f%$smove and f%$move.
25938 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
25939 (extendsfdf2_cf): Use fdmove instead of f%&move.
25940 (truncdfsf2_cf): Use fsmove instead of f%$smove.
25941 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
25943 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25945 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
25948 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25950 * real.h (real_format): Add a canonical_nan_lsbs_set field.
25951 (coldfire_single_format): Declare.
25952 (coldfire_double_format): Likewise.
25953 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
25954 of qnan_msb_set to determine the lower bits of a canonical
25956 (encode_ieee_double): Likewise.
25957 (encode_ieee_quad): Likewise.
25958 (ieee_single_format): Initialize canonical_nan_lsbs_set.
25959 (mips_single_format): Likewise.
25960 (ieee_double_format): Likewise.
25961 (mips_double_format): Likewise.
25962 (ieee_extended_motorola_format): Likewise.
25963 (ieee_extended_intel_96_format): Likewise.
25964 (ieee_extended_intel_128_format): Likewise.
25965 (ieee_extended_intel_96_round_53_format): Likewise.
25966 (ibm_extended_format): Likewise.
25967 (mips_extended_format): Likewise.
25968 (ieee_quad_format): Likewise.
25969 (mips_quad_format): Likewise.
25970 (vax_f_format): Likewise.
25971 (vax_d_format): Likewise.
25972 (vax_g_format): Likewise.
25973 (i370_single_format): Likewise.
25974 (i370_double_format): Likewise.
25975 (decimal_single_format): Likewise.
25976 (decimal_double_format): Likewise.
25977 (decimal_quad_format): Likewise.
25978 (c4x_single_format): Likewise.
25979 (c4x_extended_format): Likewise.
25980 (real_internal_format): Likewise.
25981 (coldfire_single_format): New real_format.
25982 (coldfire_double_format): Likewise.
25983 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
25984 canonical_nan_lsbs_set.
25985 (pdp11_d_format): Likewise.
25986 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
25987 if TARGET_COLDFIRE_CPU.
25989 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25991 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
25992 (output_call, m68k_legitimize_call_address): Declare.
25993 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
25994 parenthesees. Add support for a 'W' constraint.
25995 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
25996 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
25997 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
25998 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26000 (override_options): Initialize them. Do not set flag_no_function_cse
26001 for TARGET_ID_SHARED_LIBRARY.
26002 (m68k_output_pic_call): Delete.
26003 (m68k_legitimize_call_address): New function.
26004 (print_operand): Remove the %o prefix. Handle the %p prefix.
26005 (output_call): New function.
26006 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26007 target address from the GOT if symbolic jumps are not allowed.
26008 * config/m68k/m68k.md (call, general_operand): Do not set
26009 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26010 Merge separate flag_pic and !flag_pic define_insns into...
26011 (*call, *call_value): ...these new patterns. Match the address
26012 rather than the containing MEM and require it to be a call_operand.
26013 Use output_call to generate the asm template.
26014 * config/m68k/predicates.md (const_call_operand): New predicate.
26015 (call_operand): Likewise.
26017 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26019 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26020 (STACK_GROWS_DOWNWARD): Define to 1.
26021 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26022 comments, emphasizing that these values are only defaults.
26023 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26024 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26026 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26028 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26030 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26031 Richard Sandiford <richard@codesourcery.com>
26033 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26034 (FP_REGNO_P): New macros.
26035 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26036 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26037 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26038 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
26040 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26042 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26043 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
26045 * config/m68k/t-floatlib: New file, extracting common code from...
26046 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
26047 * config/m68k/t-uclinux: Here.
26048 * config/m68k/fpgnulib.c: Do not compile extendeed precision
26049 routines on ColdFire targets.
26051 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26053 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26054 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26055 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
26056 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
26057 explicitly set MOTOROLA to 1.
26058 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
26060 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26061 Nathan Sidwell <nathan@codesourcery.com>
26063 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
26064 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
26065 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
26066 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
26067 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
26068 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
26069 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
26070 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
26071 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
26072 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26073 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
26074 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
26075 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
26076 (DBX_REGISTER_NUMBER): Delete.
26077 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
26078 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26079 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
26081 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26083 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
26084 * config/flat.h: New file.
26085 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
26086 OBJECT_FORMAT_FLAT.
26087 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
26088 indirect references for -msep-data or -mid-shared-library.
26089 Do not use PC-relative code addresses either.
26090 * config/m68k/m68k.c (override_options): Restrict -fPIC error
26092 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
26093 for shared libraries and crt1.o for executables. Use crti.o and
26095 (ENDFILE_SPEC): Use crtend.o and crtn.o.
26096 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
26097 Do not add -elf2flt or -shared-lib-id options here.
26098 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
26099 Pass -shared-lib-id if -mid-shared-library, taking the library
26100 identifier from -mshared-library-id if given, otherwise
26102 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
26103 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
26104 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
26105 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26106 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26107 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26109 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26110 jump sequence for ISA A and ISA A+.
26111 (PICJUMP): Likewise.
26113 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26115 * config.gcc (m68k-*-uclinux*): Base the port on the common
26116 and m68k GNU/Linux files rather than on the generic ELF ones.
26117 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26118 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26120 2007-01-18 Julian Brown <julian@codesourcery.com>
26121 Richard Sandiford <richard@codesourcery.com>
26123 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26124 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26125 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
26127 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
26128 80 unconditionally.
26129 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26131 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26133 * doc/install.texi: Document m68k-uclinuxoldabi.
26134 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
26135 * config/m68k/uclinux-oldabi.h: New file, copied from
26136 config/m68k/uclinux.h.
26138 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
26140 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
26141 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
26142 (m32r_compute_frame_size): Use unsigned for regno.
26143 (m32r_reload_lr): Use gen_frame_mem.
26145 (m32r_output_function_epilogue): Don't output the function epilogue
26147 (m32r_expand_epilogue): New.
26148 (direct_return): Return false if the function has the interrupt
26150 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
26151 * config/m32r/m32r.md (epilogue): New expander.
26152 (return_lr, return_rte): New insns.
26153 (return): Make it expander.
26154 (return_normal): New expander.
26156 2007-01-18 Josh Conner <jconner@apple.com>
26159 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
26160 support for UNLE, UNLT, UNGE, and UNGT.
26162 2007-01-18 Jan Hubicka <jh@suse.cz>
26164 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
26165 * tree-tailcall (add_virtual_phis): Likewise.
26166 (optimize_tail_call): Return TODOs.
26167 (execute_tail_calls): Return TODOs.
26168 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
26169 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
26171 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26172 Cleanup cfg using TODO.
26173 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
26174 * passes.c (execute_function_todo): When cleanup did something, remove
26176 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
26177 (make_edges): Don't cleanup_cfg.
26179 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
26181 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
26182 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
26183 operate on the top of stack.
26184 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
26185 register handling of instructions that output to the second
26187 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
26188 (move_for_stack_reg): Special-case check for dead destination
26189 stack slot for constant load of 1.0 inside UNSPEC_TAN.
26191 * config/i386/i386.md (UNSPEC_TAN): New constant.
26192 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
26193 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
26194 to correctly model move of constant 1.0 to top stack slot.
26195 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
26196 (unnamed peephole2 pattern): Remove corresponding peephole2
26197 pattern that optimizes tan insn and loading of constant 1.0.
26198 (tanxf2): Use fptanxf4_i387.
26199 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
26200 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
26201 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26202 disable patterns for SSE math.
26203 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
26204 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
26206 2007-01-18 Dirk Mueller <dmueller@suse.de>
26207 Richard Guenther <rguenther@suse.de>
26210 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
26211 * common.opt (Warray-bounds): Add new warning option.
26212 * c-opts.c (c_common_handle_option): Define -Warray-bounds
26214 * Makefile.in: make tree-vrp.o depend on toplev.h
26215 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
26217 (check_array_refs, check_array_bounds, check_array_ref): New.
26219 2007-01-18 Jan Hubicka <jh@suse.cz>
26221 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
26222 (execute_ssa_ccp): Return flags conditionally.
26223 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
26225 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
26227 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
26229 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
26230 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
26232 * Makefile.c (GTFILES): Add cfglayout.h.
26233 * gengtype.c (open_base_files): Likewise.
26234 * cfglayout.c (cfg_layout_function_footer,
26235 cfg_layout_function_header) Reindent to make gengtype happy.
26236 * cfglayout.h (cfg_layout_function_footer,
26237 cfg_layout_function_header): Add GTY(()) marker.
26239 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
26241 2007-01-18 Ben Elliston <bje@au.ibm.com>
26243 * genautomata.c (write_automata): Include xstrerror output in the
26244 error message if writing the DFA description file fails.
26246 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
26248 * config/mips/mips-protos.h (mips_output_external): Make it
26250 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
26251 * config/mips/mips.c (irix_output_external_libcall): Likewise.
26252 (extern_list): Likewise.
26253 (extern_head): Likewise.
26254 (TARGET_ASM_FILE_END): Likewise.
26255 (mips_file_end): Likewise.
26256 (mips_output_external): Rewritten.
26258 2007-01-18 Ben Elliston <bje@au.ibm.com>
26260 * genpreds.c (write_insn_preds_c): Only write out the function
26261 body for regclass_for_constraint if we have register constraints.
26263 2007-01-17 Tom Tromey <tromey@redhat.com>
26265 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
26266 * doc/install.texi (Testing): Use sourceware.org.
26267 (Binaries): Likewise.
26268 (Specific): Likewise.
26269 * doc/contrib.texi (Contributors): Use sourceware.org.
26271 2007-01-17 Anatoly Sokolov <aesok@post.ru>
26273 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
26274 (AVR_ENHANCED): Rename to ...
26275 (AVR_HAVE_MUL): ... new.
26276 (avr_enhanced_p): Rename to ...
26277 (avr_have_mul_p): ... new.
26278 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
26279 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
26280 * config/avr/avr.c (avr_enhanced_p): Rename to ...
26281 (avr_have_mul_p): ... new.
26282 (base_arch_s): Rename 'enhanced' to 'have_mul'.
26283 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
26284 'avr_enhanced_p' and 'enhanced'.
26285 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
26286 AVR_HAVE_MUL instead of AVR_ENHANCED.
26287 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26288 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
26289 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
26290 instead of AVR_ENHANCED.
26291 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26292 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
26293 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
26295 2007-01-17 Ian Lance Taylor <iant@google.com>
26297 * vec.h (VEC_reserve_exact): Define.
26298 (vec_gc_p_reserve_exact): Declare.
26299 (vec_gc_o_reserve_exact): Declare.
26300 (vec_heap_p_reserve_exact): Declare.
26301 (vec_heap_o_reserve_exact): Declare.
26302 (VEC_OP (T,A,reserve_exact)): New static inline function, three
26304 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
26305 negative parameter.
26306 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
26307 (VEC_OP (T,A,copy)) [all versions]: Likewise.
26308 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
26309 * vec.c (calculate_allocation): Add exact parameter. Change all
26311 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
26312 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
26313 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
26314 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
26315 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
26316 (vec_heap_p_reserve_exact): New function.
26317 (vec_heap_o_reserve_exact): New function.
26319 2007-01-17 Jan Hubicka <jh@suse.cz>
26321 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
26323 2007-01-17 Eric Christopher <echristo@apple.com>
26325 * config.gcc: Support core2 processor.
26327 2007-01-16 Jan Hubicka <jh@suse.cz>
26329 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
26330 the names, just unlink the chain so we don't crash on dangling
26334 2007-01-16 Jan Hubicka <jh@suse.cz>
26336 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
26337 * tree-pass.h: Reorder to make IPA passes appear toegher.
26338 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
26340 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
26341 parameters, do not call early inliner.
26342 * ipa-inline.c: Update comments. Include tree-flow.h
26343 (cgraph_decide_inlining): Do not compute inlining parameters.
26344 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
26345 be called with function context set up.
26346 (pass_ipa_inline): Remove unreachable functions before pass.
26347 (cgraph_early_inlining): Simplify assuming to be called from the
26349 (pass_early_inline): New pass.
26350 (cgraph_gate_ipa_early_inlining): New gate.
26351 (pass_ipa_early_inline): Turn into simple wrapper.
26352 (compute_inline_parameters): New function.
26353 (gate_inline_passes): New gate.
26354 (pass_inline_parameters): New pass.
26355 (apply_inline): Move here from tree-optimize.c
26356 (pass_apply_inline): New pass.
26357 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
26359 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
26360 doing them by hand.
26361 (tree_function_versioning): Do not allocate dummy struct function.
26362 * tree-inline.h (optimize_inline_calls): Update prototype.
26363 * tree-optimize.c (execute_fixup_cfg): Export.
26364 (pass_fixup_cfg): Remove
26365 (tree_rest_of_compilation): Do not apply inlines.
26366 * tree-flow.h (execute_fixup_cfg): Declare.
26367 * Makefile.in (gt-passes.c): New.
26368 * passes.c: Include gt-passes.h
26369 (init_optimization_passes): New passes.
26370 (nnodes, order): New static vars.
26371 (do_per_function_toporder): New function.
26372 (execute_one_pass): Dump current pass here.
26373 (execute_ipa_pass_list): Don't dump current pass here.
26375 2007-01-16 Janis Johnson <janis187@us.ibm.com>
26377 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
26378 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
26380 2007-01-16 David Edelsohn <edelsohn@gnu.org>
26382 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
26383 (strong_alias): Define.
26384 (__gcc_qmul): Provide non-FMA for soft-float.
26385 (__gcc_qdiv): Same.
26390 (__gcc_qunord): New.
26400 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
26401 soft-float functions.
26402 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
26403 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
26404 about long double soft float.
26406 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
26407 Tehila Meyzels <tehila@il.ibm.com>
26409 * tree-vectorizer.h (is_pattern_stmt_p): New.
26410 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
26411 formatting (tabs instead of spaces). Cleanup and clarify setting
26412 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
26413 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
26414 (vectorizable_type_demotion): Check that types are integral.
26415 (vectorizable_type_promotion): Likewise.
26416 (vectorizable_store): Fix typo. Eliminate new-line at end of
26419 2007-01-16 Jan Hubicka <jh@suse.cz>
26421 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
26424 2007-01-15 Eric Christopher <echristo@apple.com>
26426 * ifcvt.c: Include vec.h, vecprim.h.
26427 (check_cond_move_block): New argument regs.
26428 Reorganize. Add registers used to regs.
26429 (cond_move_process_if_block): Use regs set above as
26432 2007-01-15 Eric Christopher <echristo@apple.com>
26434 * config/darwin.h: Update copyright.
26435 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
26436 (LINK_COMMAND_SPEC): Add -u.
26437 (LINK_SPEC): Fix umbrella for above.
26439 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
26441 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
26444 2007-01-15 Tom Tromey <tromey@redhat.com>
26446 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
26447 * doc/install.texi (Testing): Don't mention jacks.
26448 (Configuration): Document --enable-java-maintainer-mode. Move
26449 --with-java-home to libgcj-specific section. Document
26451 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
26453 2007-01-15 Jan Hubicka <jh@suse.cz>
26455 * tree-ssa-dce.c (DCE_TODOs): New.
26456 (propagate_necessity): Return if something changed.
26457 (eliminate_unnecessary_stmts): Likewise.
26458 (perform_tree_ssa_dce): Return TODO flags when needed.
26459 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
26461 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
26463 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
26464 (fyl2x_extend<mode>xf3_i387): New insn pattern.
26465 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
26466 patterns using X87MODEF12 mode macro. Extend operand 1
26467 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26468 (log10<mode>2): Ditto.
26469 (log2<mode>2): Ditto.
26470 (log1p<mode>2): Ditto.
26471 (logb<mode>2): Ditto.
26472 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
26473 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
26474 (*fxtractxf3_i387): Rename from *fxtractxf3.
26475 (fxtract_extend<mode>xf3_i387): New insn pattern.
26476 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
26477 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
26478 and gen_fyl2xxf3_i387().
26480 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
26482 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
26483 * cfgloopmanip.c (fix_loop_placement): Made static. Use
26484 get_loop_exit_edges. Changed return type to bool.
26485 * cfgloop.h (fix_loop_placement): Declaration removed.
26487 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
26489 * param.h (MIN_VECT_LOOP_BOUND): New.
26490 * params.def (MIN_VECT_LOOP_BOUND): New.
26491 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
26492 argument - minimum threshold for number of iterations.
26493 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
26494 argument to declaration.
26495 * tree-vect-analyze.c (vect_analyze_operations): Check value of
26496 MIN_VECT_LOOP_BOUND.
26497 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
26498 slpeel_tree_peel_loop_to_edge with additional argument.
26499 (vect_do_peeling_for_alignment): Likewise.
26500 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
26502 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
26505 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
26506 operands of size 1.
26508 2007-01-14 Jan Hubicka <jh@suse.cz>
26510 * tree-dfa.c (remove_referenced_var): New function.
26511 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
26512 prune referenced vars list too.
26513 * tree-flow.h (remove_referenced_var): Declare.
26515 2007-01-14 Jan Hubicka <jh@suse.cz>
26517 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
26519 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
26520 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
26521 * except.h (verify_eh_throw_table_statements): Kill prototype.
26522 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
26523 into call exrepssions.
26524 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
26526 * tree-cfg.c: Include pointer-set.h.
26527 (verify_node_sharing): Work on pointer set.
26528 (verify_eh_throw_stmt_node): New.
26529 (verify_stmts): Use pointers sets, verify throw_stmt.
26531 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
26533 * ipa-reference.c (analyze_function): Consider also addresses taken
26536 2007-01-12 Roger Sayle <roger@eyesopen.com>
26538 * c-typeck.c (null_pointer_constant_p): Replace use of
26539 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26540 (build_c_cast): Likewise.
26542 2007-01-12 Roger Sayle <roger@eyesopen.com>
26544 * tree.h (force_fit_type_double): Remove unused final argument.
26545 * c-common.c (constant_expression_warning): Replace use of
26546 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26547 (convert_and_check): Likewise.
26548 (shorten_compare): Update call to force_fit_type_double.
26549 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
26550 * convert.c (convert_to_pointer): Update call to
26551 force_fit_type_double.
26552 * fold-const.c (force_fit_type_double): Remove overflowed_const
26554 (int_const_binop, fold_convert_const_int_from_int,
26555 fold_convert_const_int_from_real, fold_div_compare,
26556 fold_sign_changed_comparison, fold_unary, fold_negate_const,
26557 fold_abs_const, fold_not_const): Remove the final argument from
26558 calls to force_fit_type_double.
26560 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
26562 * configure.ac: Set insn to "nop" for spu-*-* also.
26563 * configure: Regenerate.
26565 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
26567 * builtins.def : Add BUILT_IN_FREE.
26569 2007-01-12 Jan Hubicka <jh@suse.cz>
26571 PR tree-optimization/30443
26572 * tree-inline.c (tree_function_versioning): Do not optimize when
26573 cloning for inlining.
26575 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
26577 * doc/loop.texi: Document recording of loop exits.
26578 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
26579 (update_single_exits_after_duplication,
26580 update_single_exit_for_duplicated_loop,
26581 update_single_exit_for_duplicated_loops): Removed.
26582 (duplicate_loop_to_header_edge): Do not call
26583 update_single_exits_after_duplication and
26584 update_single_exit_for_duplicated_loops.
26585 (loop_version): Do not update single_exit information.
26586 (fix_loop_structure): Use record_loop_exits instead of
26587 mark_single_exit_loops.
26588 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
26589 the lists of loop exits.
26590 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
26591 split_edge, merge_blocks): Update the lists of loop exits.
26592 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
26593 loop_optimizer_init.
26594 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
26595 of mark_single_exit_loops.
26596 (loop_optimizer_finalize): Call release_recorded_exits.
26597 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
26598 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
26599 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
26600 update single exit information.
26601 * lambda-code.c (perfect_nestify): Ditto.
26602 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
26603 (mark_single_exit_loops): Removed.
26604 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
26605 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
26606 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
26608 (get_loop_exit_edges, single_exit): Use recorded exit lists.
26609 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
26610 (verify_loop_structure): Verify consistency of the exit lists.
26611 (flow_loops_find): Use alloc_loop. Initialize exits hash.
26612 (set_single_exit): Removed.
26613 * cfgloop.h (struct loop_exit): New function.
26614 (struct loop): single_exit_ field replaced by exits field.
26615 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
26616 LOOPS_HAVE_RECORDED_EXITS.
26617 (struct loops): Added exits hash.
26618 (mark_single_exit_loops, set_single_exit): Declaration removed.
26619 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
26621 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26623 * doc/invoke.texi: Avoid use of @headitem.
26625 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26627 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
26629 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26631 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
26634 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
26635 Richard Sandiford <richard@codesourcery.com>
26637 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
26638 * config/m68k/m68k.opt: Resort options.
26639 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
26641 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
26642 Richard Sandiford <richard@codesourcery.com>
26644 * doc/invoke.texi: Document the macros that are defined by
26645 m68k's -mtune and -mhard-float options.
26646 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
26647 (m68k_cpp_cpu_family): Likewise.
26648 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
26649 of __ucfv*__ macros. Define __mcffpu__ if generating code for
26650 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
26651 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
26652 (m68k_cpp_cpu_family): Likewise.
26654 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26656 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
26657 macros besides mc68000 as tuning macros. Use a switch statement
26658 to set them and mcpu32.
26660 2007-01-12 Julian Brown <julian@codesourcery.com>
26662 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
26663 (TARGET_68040_ONLY): Rename to...
26664 (TARGET_68040): ...this.
26665 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
26666 * config/m68k/m68k.md: Likewise.
26668 2007-01-12 Julian Brown <julian@codesourcery.com>
26669 Nathan Sidwell <nathan@codesourcery.com>
26670 Richard Sandiford <richard@codesourcery.com>
26672 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
26673 the -mcpu= argument associated with the --with-cpu setting.
26674 Define M68K_DEFAULT_TUNE to the default -mtune= option,
26675 if different from the one implied by the -mcpu setting.
26676 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
26677 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
26678 * doc/invoke.texi: Mention ColdFire in the introduction to the
26679 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
26680 -mno-div and -mhard-float options. Make -m68881 a synonym for
26681 -mhard-float. Document the previously-undocumented -m5206e,
26682 -m528x, -m5307 and -m5407 options. Tweak the existing option
26683 documentation for consistency.
26684 * doc/install.texi: Mention new --with-cpu arguments.
26685 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
26686 default CPU if neither -mcpu nor -march are specified.
26687 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
26688 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
26689 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
26690 using m68k_tune to decide between families that implement the
26691 same ISA. Use m68k_tune to set __mcfv4e__.
26692 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
26693 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
26694 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
26695 (FL_ISA_C, FL_ISA_MMU): New macros.
26696 (MASK_COLDFIRE): Delete.
26697 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
26698 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
26699 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
26700 (TARGET_HARD_FLOAT): Do not define here.
26701 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
26702 (TUNE_68000): New macro.
26703 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
26704 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
26705 (TUNE_CFV2): Redefine in terms of m68k_tune.
26706 (uarch_type, target_device, fpu_type): New enums.
26707 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
26708 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
26709 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
26710 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
26711 (FL_FOR_isa_c): New macros.
26712 (m68k_isa): New enum.
26713 (m68k_target_selection): New structure.
26714 (all_devices, all_isas, all_microarchs): New tables.
26715 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
26716 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
26717 (MASK_ALL_CPU_BITS): Delete.
26718 (m68k_find_selection): New function.
26719 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
26720 Map the legacy target options to a combination of the new ones.
26721 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
26722 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
26723 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
26725 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
26726 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
26728 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
26729 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
26730 * config/m68k/m68k-devices.def: New file.
26732 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26733 Nathan Sidwell <nathan@codesourcery.com>
26735 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
26736 (SUBTARGET_EXTRA_SPECS): New macros.
26737 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
26738 use %(asm_cpu_spec) instead.
26739 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
26740 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
26741 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
26742 (EXTRA_SPECS): Rename to...
26743 (SUBTARGET_EXTRA_SPECS): ...this.
26745 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
26746 Richard Sandiford <richard@codesourcery.com>
26747 Julian Brown <julian@codesourcery.com>
26749 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26750 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
26751 to the configuration's default CPU.
26752 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
26753 Remove default masks.
26754 (m680[012]0-*-*): Set the default with_cpu to the first part of
26756 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
26757 (m68k*-*-linux): Extend the --with-cpu handling to...
26758 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
26759 and m68010. Don't set target_cpu_default2.
26760 * doc/install.texi: Document --with-cpu for m68k.
26761 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
26762 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
26763 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
26764 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
26765 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
26766 (ASM_SPEC): Remove use of %(asm_cpu_default).
26767 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
26768 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
26769 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
26770 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
26771 __HAVE_FPU__ if TARGET_HARD_FLOAT.
26772 (TARGET_DEFAULT): Delete.
26773 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
26774 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
26775 (CPP_CPU_SPEC): Delete.
26776 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
26777 the appropriate string.
26778 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
26779 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
26780 (ASM_SPEC): Don't use %(asm_default_spec).
26781 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
26782 TARGET_DEFAULT and add MASK_68881.
26783 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
26785 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26787 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
26788 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
26789 MASK_68010 alongside MASK_68020.
26790 * doc/invoke.texi: Document -m68010.
26791 * config/m68k/m68k.opt (m68010): New.
26792 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
26794 (TUNE_68010): New macro.
26795 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
26796 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
26797 (M68K_CPU_m68332): Add MASK_68010.
26798 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
26799 fallback definition.
26800 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
26802 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
26803 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
26804 to all entries that use MASK_68020.
26805 (output_move_simode_const, output_move_himode, output_move_qimode)
26806 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
26807 instead of TARGET_68020 to select clr behavior. Remove comment
26808 about there being no TARGET_68010.
26809 * config/m68k/m68k.md: Likewise throughout.
26811 2007-01-12 Julian Brown <julian@codesourcery.com>
26813 * config/m68k/m68k.h (TARGET_ISAB): New macro.
26814 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
26815 * config/m68k/m68k.md: Likewise.
26817 2007-01-12 Julian Brown <julian@codesourcery.com>
26819 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
26820 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
26822 2007-01-12 Julian Brown <julian@codesourcery.com>
26824 * config/m68k/m68k.h (TUNE_68040_60): New macro.
26825 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
26826 * config/m68k/m68k.md: Likewise.
26828 2007-01-12 Julian Brown <julian@codesourcery.com>
26829 Richard Sandiford <richard@codesourcery.com>
26831 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
26832 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
26833 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
26835 (TARGET_CPU32): Rename to...
26836 (TUNE_CPU32): ...this.
26837 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
26838 (TUNE_CFV2): New macros.
26839 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
26840 remove conditions that are implied by TARGET_68020.
26841 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
26842 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
26843 (m68k_output_function_epilogue): Likewise.
26844 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
26845 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
26846 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
26847 non-68000 timings. Refactor multiplication and division costs.
26848 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
26849 TUNE_CPU32 instead of TARGET_CPU32.
26850 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
26851 and TUNE_68060 instead of TARGET_68060.
26852 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
26853 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
26855 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
26856 && !TARGET_COLDFIRE" to choose between moveq and clr.
26857 Likewise in the unnamed movsf pattern.
26858 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
26859 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
26862 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26864 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
26865 of tabbing before backslashes.
26867 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26869 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
26870 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
26871 (ASM_OUTPUT_INTERNAL_LABEL): Define.
26873 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
26875 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
26876 find_interesting_uses_cond.
26877 (find_interesting_uses_cond): Use extract_cond_operands.
26878 (rewrite_use_compare): Use extract_cond_operands and
26879 force_gimple_operand_bsi. Do not call update_stmt.
26880 (determine_use_iv_cost_condition): Use extract_cond_operands.
26881 Return cheaper of using original bound and changing the exit bound.
26883 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
26885 PR tree-optimization/29516
26886 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
26887 most_expensive_mult_to_index, addr_to_parts,
26888 create_mem_ref, maybe_fold_tmr): Make the type of
26889 fields of TARGET_MEM_REF sizetype.
26890 (move_fixed_address_to_symbol, move_pointer_to_base):
26892 * tree.def (TARGET_MEM_REF): Add comment on types of
26895 2007-01-11 Joseph Myers <joseph@codesourcery.com>
26897 * c-common.c (vector_types_convertible_p): Treat opaque types as
26898 always convertible if they have the same size, but not otherwise.
26900 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
26902 * ifcvt.c (struct noce_if_info): Add comments to the fields.
26903 Remove the b_unconditional field.
26904 (noce_try_sign_mask): Do not look at b_unconditional.
26905 (noce_process_if_block): Do not use merge_if_blocks. Update
26906 the CFG here. Do not set b_unconditional.
26907 (cond_move_process_if_block): Likewise.
26908 (find_cond_trap): Likewise.
26909 (check_cond_move_block): Require simple jump insns at the end
26910 of the basic block.
26912 2007-01-11 Jan Hubicka <jh@suse.cz>
26914 PR tree-optimization/1046
26915 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
26916 when alias info is not ready.
26917 (pass_tail_recursion): Do not require aliasing.
26918 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
26919 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
26920 * tree-ssa-copy.c (pass_copy_prop): Likewise.
26921 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
26922 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
26923 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
26924 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
26926 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
26927 When aliasing is not build, mark statement as volatile.
26929 2007-01-11 Tom Tromey <tromey@redhat.com>
26931 PR preprocessor/15185, PR preprocessor/20989:
26932 * doc/cppopts.texi <-MT>: Update description of algorithm for
26933 computing default target.
26934 <-M, -MD>: Reword "basename" text.
26936 2007-01-11 Roger Sayle <roger@eyesopen.com>
26938 * builtins.c (expand_builtin_pow, expand_builtin_powi,
26939 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
26940 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
26941 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
26942 fold_builtin_bswap, real_constp, fold_builtin_pow,
26943 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
26944 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
26945 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26946 * convert.c (convert_to_pointer): Likewise.
26947 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
26948 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
26949 const_binop, fold_convert_const_int_from_int,
26950 fold_convert_const_int_from_real,
26951 fold_convert_const_real_from_real, sign_bit_p,
26952 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
26953 fold_sign_changed_comparison, fold_unary, fold_comparison,
26954 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
26955 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
26956 * print-tree.c (print_node_brief, print_node): Likewise.
26957 * stor-layout.c (place_field, layout_type): Likewise.
26958 * tree-chrec.c (keep_cast): Likewise.
26959 * tree.c (build_vector, build_real, build_real_from_int_cst,
26960 build_complex): Likewise.
26962 2007-01-11 Roger Sayle <roger@eyesopen.com>
26964 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
26965 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
26967 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
26969 * configure.ac (strict1_warn): Rename to strict_warn.
26970 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
26971 cc_set_by_configure, quoted_cc_set_by_configure,
26972 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
26973 all_boot_languages, all_stagestuff): Remove.
26974 (target_list): Remove bootstrap targets.
26975 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
26976 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
26977 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
26978 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
26979 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
26980 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
26981 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
26982 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
26983 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
26984 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
26985 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
26986 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
26987 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
26988 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
26989 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
26990 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
26991 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
26992 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
26993 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
26994 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
26995 (mostlyclean): Adjust.
26996 (clean, distclean): Don't mention bootstrap stuff.
26997 * configure: Regenerate.
26998 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
26999 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27000 treelang/config-lang.in (stagestuff): Remove.
27001 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27002 stageprofile, stagefeedback, stagestuff): Remove mention.
27004 2007-01-11 Nick Clifton <nickc@redhat.com>
27006 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27008 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27009 (mcore_arith_K_S_operand): Run the test for the S constraint not
27010 the test for the M constraint.
27011 (mcore_addsub_operand): Do not accept integer values that are
27012 larger than 32 bits.
27013 * config/mcore/mcore.md: Remove unused constraints from split.
27014 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27015 (addsi3): Likewise.
27016 (allocate_stack): Likewise.
27017 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27018 operands to 32 bits.
27019 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27021 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27022 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27023 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27024 mcore_output_bclri, mcore_output_andn, output_inline_const,
27025 mcore_output_move, mcore_output_movedouble): Likewise.
27026 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27027 (output_inline_const): Likewise.
27028 (output_inline_const): Fix format strings used in sprintf
27030 * config/mcore/mcore-protos.h: Update prototypes for changed
27031 functions in mcore.c.
27032 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27033 HOST_WIDE_INT and not int.
27034 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27035 CONST_OK_FOR_N): Likewise.
27036 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27037 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
27040 2007-01-10 Jan Hubicka <jh@suse.cz>
27042 * tree-vrp.c (remove_range_assertions): Release defs.
27043 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
27044 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
27046 2007-01-10 Paul Brook <paul@codesourcery.com>
27048 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
27049 * config/arm/arm.md (mulsi3subsi): New insn.
27051 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
27053 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
27054 (tree_transform_and_unroll_loop): New.
27055 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
27058 2007-01-10 Robert Kennedy <jimbob@google.com>
27060 * fold-const.c (fold_comparison): Fold comparisons like (x *
27061 1000 < 0) to (x < 0).
27063 2007-01-10 Ian Lance Taylor <iant@google.com>
27065 * tree-pretty-print.c (dump_generic_node): Print parentheses when
27066 operands have the same priority.
27068 2007-01-10 Tom Tromey <tromey@redhat.com>
27070 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
27071 (fold_binary): Likewise.
27072 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
27073 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
27074 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
27075 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
27076 * langhooks.h (struct lang_hooks): Removed field
27077 'can_use_bit_fields_p'.
27079 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
27081 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
27083 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
27085 * function.c (get_last_funcdef_no): New function.
27086 * function.h (get_last_funcdef_no): Declare.
27087 * tree-inline.c (initialize_cfun): Add initialization.
27088 (tree_function_versioning): Cleanup.
27090 2007-01-10 Jan Hubicka <jh@suse.cz>
27092 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
27095 2007-01-10 Sa Liu <saliu@de.ibm.com>
27096 Ben Elliston <bje@au.ibm.com>
27098 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
27099 for SAVE_NONLOCAL and Pmode for any other save level.
27100 * spu-protos.h (spu_restore_stack_block): Declare.
27101 * spu.md (save_stack_block): Remove.
27102 (restore_stack_block): Call spu_restore_stack_block.
27103 * spu.c (spu_restore_stack_block): New function.
27104 (spu_expand_epilogue): Remove old comment.
27106 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27108 PR tree-optimization/30322
27109 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27110 (cand_value_at): Return the value as aff_tree.
27111 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27112 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27113 aff_combination_mult): New functions.
27114 (aff_combination_add): Use aff_combination_add_cst.
27115 (aff_combination_convert): Allow conversions to a wider type.
27116 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27117 * tree-affine.h (aff_combination_mult): Declare.
27119 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27121 * doc/tm.texi: Update documentation to reflect reality of exec
27122 and start file search behaviours. Update copyright year.
27123 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27124 header file directories.
27126 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
27128 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
27129 (*cosxf2): Rename to cosxf2_i387.
27130 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
27131 using X87MODEF12 mode macro. Rename patterns to
27132 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
27134 (*cosdf2, *cossf2): Ditto.
27135 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
27136 to match extended input operands.
27137 (sincos<mode>3): New expander.
27138 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
27139 insn patterns and corresponding splitters.
27141 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
27143 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
27144 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
27146 2007-01-09 Nicolas Pitre <nico@cam.org>
27149 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
27151 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27153 * target.h (struct gcc_target): New field library_rtti_comdat.
27154 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
27155 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
27156 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
27157 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
27159 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27161 * doc/invoke.texi (Optimize Options): Correct description of -O0.
27163 2007-01-08 Richard Guenther <rguenther@suse.de>
27165 * tree.h (force_fit_type_double): Export.
27166 (force_fit_type): Remove.
27167 * fold-const.c (force_fit_type_double): New function.
27168 (force_fit_type): Remove.
27169 (int_const_binop): Use it.
27170 (fold_convert_const_int_from_int): Likewise.
27171 (fold_convert_const_int_from_real): Likewise.
27172 (fold_div_compare): Likewise.
27173 (fold_sign_changed_comparison): Likewise.
27174 (fold_unary): Likewise.
27175 (fold_negate_const): Likewise.
27176 (fold_abs_const): Likewise.
27177 (fold_not_const): Likewise.
27178 * c-common.c (shorten_compare): Use force_fit_type_double.
27179 * convert.c (convert_to_pointer): Likewise.
27181 2007-01-08 Richard Guenther <rguenther@suse.de>
27183 * tree.h (build_int_cst_wide_type): Export.
27184 * tree.c (build_int_cst_wide_type): New function.
27185 (build_int_cst_wide): Fix comment.
27186 * builtins.c (fold_builtin_object_size): Use build_int_cst
27187 to build -1 or 0 of the correct type. Use fit_double_type
27188 to check for overflow.
27189 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
27191 (decode_field_reference): Likewise.
27192 (all_ones_mask_p): Likewise.
27193 (native_interpret_int): Use build_int_cst_wide_type.
27194 (fold_binary): Use build_int_cst_type to build an all-ones
27196 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
27198 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
27200 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
27202 2007-01-09 Ben Elliston <bje@au.ibm.com>
27204 * genautomata.c (STATS_OPTION): New option.
27205 (stats_flag): New flag.
27206 (gen_automata_option): Handle it.
27207 (initiate_automaton_gen): Ditto.
27208 (write_automata): Output statistics only if stats_flag is
27209 set. Likewise, output time statistics only if time_flag is set.
27210 * doc/md.texi (Processor pipeline description): Document new flag.
27212 2007-01-08 Richard Guenther <rguenther@suse.de>
27214 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
27215 * tree.c (build_int_cst_type): Likewise.
27216 (size_in_bytes): Don't call force_fit_type on the result.
27217 (int_fits_type_p): Use fit_double_type.
27218 * fold-const.c (fit_double_type): New function.
27219 (force_fit_type): Use it.
27220 * tree.h (fit_double_type): Export.
27222 2007-01-08 Jan Hubicka <jh@suse.cz>
27224 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
27225 * ipa.c (function_and_variable_visibility): Fix return type.
27227 2007-01-08 Richard Guenther <rguenther@suse.de>
27229 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
27230 of offset to build the index.
27231 * tree-pretty-print.c (dump_generic_node): Don't build negated
27232 const just for printing.
27233 * c-pretty-print.c (pp_c_integer_constant): Likewise.
27234 * builtins.c (fold_builtin_int_roundingfn): Check if result
27235 fits the type by using force_fit_type and comparing the result.
27236 * predict.c (predict_loops): Use compare_tree_int for comparison.
27237 * tree.c (build_int_cst): Fall back to integer_type_node for
27239 (build_int_cst_wide): Assert type is non-null.
27241 2007-01-08 Roberto Costa <roberto.costa@st.com>
27243 * tree-vrp.c (extract_range_from_cond_expr): New.
27244 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
27245 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
27247 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
27248 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
27249 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
27250 used as expressions.
27251 * tree-object-size.c (cond_expr_object_size): New.
27252 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
27254 2007-01-08 Jan Hubicka <jh@suse.cz>
27256 * tree-ssa-forwprop.c (forward_propagate_into_cond,
27257 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
27260 2007-01-08 Richard Guenther <rguenther@suse.de>
27262 PR tree-optimization/23603
27263 * tree-vrp.c (set_value_range_to_truthvalue): New function.
27264 (extract_range_from_binary): Fall back to truthvalue instead of
27265 varying for TRUTH_*_EXPR.
27266 (extract_range_from_comparison): Fall back to truthvalue instead of
27268 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
27269 if all visited PHI values were constant.
27271 2007-01-08 Jan Hubicka <jh@suse.cz>
27273 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
27274 (cgraph_analyze_function): break out from ...
27275 (cgraph_finalize_compilation_unit): ... here.
27276 (cgraph_expand_function): Remove forgoten commented out line.
27277 (cgraph_optimize): Analyze functions.
27279 2007-01-08 Jan Hubicka <jh@suse.cz>
27281 * tree-pas.h (TODO_remove_function): New flag.
27282 (TODO_update*): Renumber.
27283 (pass_ipa_increase_alignment,
27284 pass_ipa_function_and_variable_visibility): New passes.
27285 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
27286 (cgraph_function_and_variable_visibility): Move to ipa.c
27287 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
27288 cgraph_increase_alignment.
27289 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
27290 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
27291 calling tree-inline.
27292 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
27293 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
27294 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
27295 (gate_increase_alignment): New function.
27296 (pass_ipa_increase_alignment): New pass.
27297 * ipa.c: Inline tree-pass.h and timevar.h
27298 (function_and_variable_visibility): Move here from cgraphunit.c
27299 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
27300 * passes.c (init_optimization_passes): Add the two new passes.
27301 (execute_todo): Handle cgraph_remove_functions.
27303 2007-01-08 Nick Clifton <nickc@redhat.com>
27305 * config/frv/predicates.md (reg_or_0_operand): Accept
27308 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
27310 * config/bfin/rtems.h, config/bfin/t-rtems: New.
27311 * config.gcc: Add bfin*-rtems*.
27313 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27315 * c.opt: Add -flax-vector-conversions.
27316 * c-typeck.c (convert_for_assignment): Pass flag to
27317 vector_types_convertible_p to allow emission of note.
27318 (digest_init): Likewise.
27319 * c-opts.c: Handle -flax-vector-conversions.
27320 * c-common.c (flag_lax_vector_conversions): New.
27321 (vector_types_convertible_p): Unless -flax-vector conversions
27322 has been passed, disallow conversions between vectors with
27323 differing numbers of subparts and/or element types. If such
27324 a conversion is disallowed, possibly emit a note on the first
27325 occasion only to inform the user of -flax-vector-conversions.
27326 The new last argument specifies this.
27327 * c-common.h (flag_lax_vector_conversions): New.
27328 (vector_types_convertible_p): Add extra argument.
27329 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
27330 char_type_node for V*QI type vectors.
27331 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
27332 Update to satisfy new typechecking rules.
27333 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
27334 C and C++ variants.
27335 * doc/invoke.texi (C Dialect Options): Document
27336 -flax-vector-conversions.
27338 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27340 PR tree-optimization/29877
27341 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
27342 a register variable on the RHS to not be replaceable.
27344 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
27345 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
27346 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
27347 const_simm15, const_pow2, const_npow2): Added.
27348 * config/score/misc.md (insv, extv, extzv, movmemsi,
27349 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
27350 * config/score/score.c (score_address_cost, score_select_cc_mode):
27352 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
27353 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
27354 Update score_print_operand.
27355 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
27356 Adjust register allocate order and update some macro define.
27357 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
27358 mdx_block_move_straight, mdx_block_move_loop_head,
27359 mdx_block_move_loop_body, mdx_block_move_loop_foot,
27360 mdx_block_move_loop, mdx_block_move): Added.
27361 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
27362 mdp_limm): Updated and fix some bug and typo.
27363 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
27364 (movsf, movdf, doloop_end): Added.
27366 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
27368 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
27369 config/arm/thumb2.md: Fix comment typos.
27370 * doc/extend.texi: Fix a typo.
27372 2007-01-07 Eric Christopher <echristo@apple.com>
27374 * configure.ac: Check for __stack_chk_fail for darwin.
27375 * configure: Regenerate.
27377 2007-01-07 Richard Guenther <rguenther@suse.de>
27379 * tree-vrp.c (extract_range_from_assert): CSE calls to
27380 compare_values where possible.
27381 (extract_range_from_unary_expr): Likewise.
27383 2007-01-07 Anatoly Sokolov <aesok@post.ru>
27385 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
27386 * config/avr/avr.c (call_insn_operand): Delete function.
27387 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
27388 instead of register number. Use predicates.
27389 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
27390 call_insn_operand): Add.
27392 2007-01-06 Jan Hubicka <jh@suse.cz>
27394 * tree-pass.h (pass_build_cgraph_edges): Declare.
27395 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
27396 (visited_nodes): Remove.
27397 (cgraph_create_edges): Move to cgraphbuild.c; rename to
27398 build_cgrpah_edges; make visited_nodes local.
27399 (cgraph_process_new_functions): DO not call initialize_inline_failed.
27400 (record_references_in_initializer): Move to cgraphbuild.c
27401 (initialize_inline_failed, rebuild_cgraph_edges,
27402 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
27403 (verify_cgraph_node): Make visited_nodes local.
27404 (cgraph_analyze_function): Do not call cgraph_create_edges and
27405 initialize_inline_failed.
27406 (cgraph_expand_function): Do not call cgraph_lower_function;
27407 assert that function is already lowered.
27408 * Makefile.in (cgraphbuild.o): New.
27409 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
27410 at the end of lowering passes.
27412 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
27414 * ifcvt.c (cond_move_convert_if_block): New function, code
27415 factored out from...
27416 (cond_move_process_if_block): ...here. Call the new function
27417 on the THEN and ELSE blocks.
27418 (merge_if_block): Do not copy global_live_at_end, merge_blocks
27419 already takes care of this.
27421 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27424 * tree.h (TREE_OVERFLOW_P): New.
27425 * c-typeck.c (parser_build_unary_op): Warn only if result
27426 overflowed and operands did not.
27427 (parser_build_binary_op): Likewise.
27428 (convert_for_assignment): Remove redundant overflow_warning.
27429 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
27431 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27433 * c-typeck.c (store_init_value): Split over two lines to follow
27434 the GNU coding style.
27436 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
27438 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
27439 __GXX_EXPERIMENTAL_CXX0X__.
27440 * doc/cpp.texi: Same.
27442 2007-01-05 Richard Guenther <rguenther@suse.de>
27444 PR middle-end/27826
27445 * tree.c (get_narrower): Do not construct COMPONENT_REFs
27446 with mismatched types. Instead explicitly build a
27447 conversion NOP_EXPR.
27449 2007-01-05 Ian Lance Taylor <iant@google.com>
27451 * c-common.c (decl_with_nonnull_addr_p): New function.
27452 (c_common_truthvalue_conversion): Call it.
27453 * c-typeck.c (build_binary_op): Likewise.
27454 * c-common.h (decl_with_nonnull_addr_p): Declare.
27456 2007-01-05 Jakub Jelinek <jakub@redhat.com>
27459 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
27462 2007-01-05 Joel Brobecker <brobecker@adacore.com>
27464 * doc/install.texi (Final install): Document the fact that
27465 the GNAT runtime should not be stripped.
27467 2007-01-04 Jan Hubicka <jh@suse.cz>
27469 * tree-inline.c (fold_marked_statements): Update operand caches
27470 and EH after folding
27472 2007-01-04 Ian Lance Taylor <iant@google.com>
27474 * c-common.c (check_function_nonnull): Whitespace fix.
27476 2007-01-04 Jan Hubicka <jh@suse.cz>
27478 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
27479 comitted older version of patch.
27480 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
27481 function, celanup cfg and collect garbage.
27483 2007-01-04 Mike Stump <mrs@apple.com>
27485 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
27488 2007-01-04 Eric Christopher <echristo@apple.com>
27490 * libgcc2.c (__bswapsi2): Use SItype.
27491 (__bswapdi2): Use DItype.
27492 * libgcc2.h: Update for above.
27494 2007-01-04 Paul Brook <paul@codesourcery.com>
27496 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
27497 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
27498 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
27499 umulsidi3, umulsidi3adddi, smulsi3_highpart,
27500 umulsi3_highpart): Make conditional on !arm_arch6.
27501 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
27502 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
27503 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
27504 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
27505 umulsi3_highpart_v6): New insns.
27507 2007-01-04 Roger Sayle <roger@eyesopen.com>
27509 * fold-const.c (fold_convert): When casting an expression to void,
27510 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
27511 have a type. Instead of attempting to build a NOP_EXPR, return
27512 these "special" trees directly.
27514 2007-01-04 Joseph Myers <joseph@codesourcery.com>
27516 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
27517 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
27518 rs6000_cost->fp not 0 as adjustment for outer NEG.
27520 2007-01-04 Jan Hubicka <jh@suse.cz>
27522 * cgraph.c (cgraph_release_function_body): New function.
27523 (cgraph_remove_node): Use it.
27524 * cgraph.h (cgraph_release_function_body): Declare.
27525 * cgraphunit.c (cgraph_expand_function): Use it.
27526 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
27527 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
27528 is initialized and while compilation of other function is running.
27529 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
27530 statement CFG annotations from here to ...
27531 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
27533 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
27535 * cfgloop.h (enum li_flags): Make the constants powers of two.
27537 2007-01-04 Jan Hubicka <jh@suse.cz>
27539 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
27541 (fold_marked_statements): New function.
27542 (optimize_inline_calls, tree_function_versioning): Fold new statements.
27543 * tree-inline.h (copy_body_data): Add statements_to_fold.
27545 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
27547 * config.gcc: Mention libgcc/config.host.
27548 * Makefile.in: Update comments mentioning libgcc.
27549 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
27550 (all.cross, start.encap, rest.encap, rest.cross): Update
27551 dependencies for libgcc move.
27552 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
27553 (clean-target, clean-target-libgcc): Delete.
27554 (srcdirify, GCC_EXTRA_PARTS): New macros.
27555 (libgcc-support, libgcc.mvars): New rules.
27556 (distclean): Remove mention of mklibgcc.
27557 (install): Don't reference INSTALL_LIBGCC.
27558 (install-common): Don't reference EXTRA_PARTS.
27559 (install-libgcc, install-multilib): Delete rules.
27560 * mklibgcc.in: Delete file.
27561 * doc/configfiles.texi: Don't mention mklibgcc.
27563 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
27564 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
27565 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
27566 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
27567 (mklibgcc, ldblspecs): Likewise.
27569 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
27570 (posixpre.def): Use $(T).
27571 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
27572 (SHLIB_SRC, SHLIB_INSTALL): Delete.
27573 (SHLIB_LINK): Make dummy.
27574 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
27576 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
27578 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
27579 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
27580 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
27581 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
27583 * configure.ac (all_outputs): Remove mklibgcc.
27584 * configure: Regenerated.
27586 2007-01-03 Josh Conner <jconner@apple.com>
27588 PR middle-end/29683
27589 * calls.c (compute_argument_addresses): Set stack and stack_slot
27590 for partial args, too.
27591 (store_one_arg): Use locate.size.constant for the size when
27592 generating a save_area.
27594 2007-01-03 Robert Kennedy <jimbob@google.com>
27596 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
27597 whose definitions are deleted due to basic block merging.
27599 2007-01-03 Paul Brook <paul@codesourcery.com>
27602 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
27604 (use_return_insn): Return 0 for Thumb interrupt functions.
27605 (print_multi_reg): Add rfe argument for IRQ returns.
27606 (arm_output_epilogue): Pop interrupt return address directly into PC.
27607 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
27609 2007-01-03 Paul Brook <paul@codesourcery.com>
27611 Merge from sourcerygxx-4_1.
27612 * config/arm/thumb2.md: New file.
27613 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
27615 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
27616 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
27617 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
27618 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
27620 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
27621 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
27623 * config/arm/ieee754-sf.S: Ditto.
27624 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
27625 (thumb1_base_register_rtx_p): ... to this.
27626 (thumb_index_register_rtx_p): Rename...
27627 (thumb1_index_register_rtx_p): ... to this.
27628 (thumb_output_function_prologue): Rename...
27629 (thumb1_output_function_prologue): ... to this.
27630 (thumb_legitimate_address_p): Rename...
27631 (thumb1_legitimate_address_p): ... to this.
27632 (thumb_rtx_costs): Rename...
27633 (thumb1_rtx_costs): ... to this.
27634 (thumb_compute_save_reg_mask): Rename...
27635 (thumb1_compute_save_reg_mask): ... to this.
27636 (thumb_final_prescan_insn): Rename...
27637 (thumb1_final_prescan_insn): ... to this.
27638 (thumb_expand_epilogue): Rename...
27639 (thumb1_expand_epilogue): ... to this.
27640 (arm_unwind_emit_stm): Rename...
27641 (arm_unwind_emit_sequence): ... to this.
27642 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
27643 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
27644 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
27645 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
27646 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
27647 thumb2_output_casesi): New functions.
27648 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
27649 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
27650 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
27651 THUMB2_WORK_REGS): Define.
27652 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
27653 arm_condexec_mask, arm_condexec_masklen)): New variables.
27654 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
27655 (arm_override_options): Check new CPU capabilities.
27656 Set new architecture flag variables.
27657 (arm_isr_value): Handle v7m interrupt functions.
27658 (user_return_insn): Return 0 for v7m interrupt functions. Handle
27660 (const_ok_for_arm): Handle Thumb-2 constants.
27661 (arm_gen_constant): Ditto. Use movw when available.
27662 (arm_function_ok_for_sibcall): Return false for v7m interrupt
27664 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
27665 (thumb_find_work_register, arm_load_pic_register,
27666 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
27667 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
27668 print_multi_reg, output_mov_long_double_fpa_from_arm,
27669 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
27670 output_mov_double_fpa_from_arm, output_move_double,
27671 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
27672 output_return_instruction, arm_output_function_prologue,
27673 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
27674 arm_output_mi_thunk, thumb_set_return_address): Ditto.
27675 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
27676 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
27677 (arithmetic_instr, shift_op): Use arm_shift_nmem.
27678 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
27680 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
27681 (thumb_expand_prologue): Use thumb_set_frame_pointer.
27682 (arm_file_start): Output directive for unified syntax.
27683 (arm_unwind_emit_set): Handle stack alignment instruction.
27684 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
27685 Add v6t2, v7, v7a, v7r and v7m.
27686 (RETLDM): Add Thumb-2 code.
27687 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
27688 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
27689 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
27690 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
27691 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
27692 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
27693 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
27694 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
27695 ADJUST_INSN_LENGTH): Define.
27696 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
27697 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
27698 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
27699 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
27700 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
27701 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
27702 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
27703 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
27704 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
27705 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
27706 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
27707 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
27708 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
27709 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
27710 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
27711 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
27712 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
27714 * config/arm/arm-tune.md: Regenerate.
27715 * config/arm/arm-protos.h: Update prototypes.
27716 * config/arm/vfp.md: Enable patterns for Thumb-2.
27717 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
27718 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
27719 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
27720 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
27721 * config/arm/libunwind.S: Add Thumb-2 code.
27722 * config/arm/constraints.md: Update include Thumb-2.
27723 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
27724 * config/arm/ieee754-df.S: Ditto.
27725 * config/arm/bpabi.S: Ditto.
27726 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
27727 * config/arm/predicates.md (low_register_operand,
27728 low_reg_or_int_operand, thumb_16bit_operator): New.
27729 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
27730 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
27731 * config/arm/t-arm-elf: Add armv7 multilib.
27732 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
27734 (UNSPEC_STACK_ALIGN, ce_count): New.
27735 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
27736 arm_zero_extendsidi2, arm_zero_extendqidi2): New
27738 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
27739 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
27740 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
27741 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
27742 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
27743 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
27745 * doc/extend.texi: Document ARMv7-M interrupt functions.
27746 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
27748 2007-01-03 Jakub Jelinek <jakub@redhat.com>
27750 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
27751 (struct _Unwind_Context): Rename args_size to flags, remove
27752 signal_frame field, add a new args_size field and version field.
27753 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
27754 _Unwind_IsExtendedContext): New inline functions.
27755 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
27756 Assume by_value array is only present if _Unwind_IsExtendedContext.
27757 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
27758 _Unwind_IsSignalFrame.
27759 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
27760 (uw_update_context_1): Use _Unwind_SetSignalFrame.
27761 (uw_init_context_1): Initialize context->flags to
27762 EXTENDED_CONTEXT_BIT.
27763 * config/rs6000/linux-unwind.h (frob_update_context): Use
27764 _Unwind_SetSignalFrame.
27766 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27768 PR middle-end/30353
27769 * gimplify.c (gimplify_modify_expr_complex_part): Move below
27770 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
27773 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
27775 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
27776 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
27777 RET, AT_SP): Remove.
27778 * config/i386/i386.md (*sse_prologue_save_insn): Use return
27781 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27782 * cfgbuild.c (find_basic_blocks): Likewise.
27783 * cfgrtl.c (rtl_create_basic_block): Likewise.
27784 * function.c (temp_slots_at_level): Likewise.
27785 * reg-stack.c (stack_regs_mentioned): Likewise.
27786 * regclass.c (allocate_reg_info): Likewise.
27787 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27788 set_bb_for_stmt, move_block_to_fn): Likewise.
27789 * tree-complex.c (tree_lower_complex): Likewise.
27790 * vec.h (VEC_safe_grow_cleared): New.
27792 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
27794 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
27796 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
27797 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
27799 * cfgloopmanip.c (scale_loop_frequencies): Export.
27800 (loopify): Scale the frequencies by prescribed coefficients.
27801 (set_zero_probability): New function.
27802 (duplicate_loop_to_header_edge): Improve updating of frequencies.
27803 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
27804 and frequencies according to arguments.
27805 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
27807 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
27808 * modulo-sched.c (sms_schedule): Set probabilities for entering
27809 versioned loop correctly.
27810 * tree-vect-transform.c (vect_transform_loop): Ditto.
27811 * cfgloop.h (loopify, loop_version): Declaration changed.
27812 (scale_loop_frequencies): Declared.
27814 2007-01-02 Jan Hubicka <jh@suse.cz>
27816 * cgraph.c: Include tree-flow.h
27817 (cgraph_add_new-function): Handle IPA_SSA mode; execute
27818 early_local_passes.
27819 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
27820 * tree-pass.h (pass_all_early_optimizations): Declare.
27821 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
27822 early_local_passes.
27823 (cgraph_analyze_function): Do early_local_passes.
27824 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
27825 Do not add referenced vars.
27826 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
27828 (gate_all_early_local_passes): New gate.
27829 (pass_early_local_passes): Use new gate.
27830 (execute_early_local_optimizations): New functions.
27831 (gate_all_early_optimizations): New gate.
27832 (pass_all_early_optimizations): New pass.
27833 (execute_free_datastructures): Free SSA only when initialized.
27834 (gate_init_datastructures): Init only when optimizing.
27835 (tree_lowering_passes): Do early local passes when called late.
27836 * tree-profile.c (do_tree_profiling): Don't profile functions added
27838 (do_early_tree_profiling, pass_early_tree_profile): Kill.
27839 * tree-cfg.c (update_modified_stmts): Do not update when operands are
27841 * passes.c (init_optimizations_passes): Reorder so we go into SSA
27842 during early_local_passes.
27843 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
27846 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
27848 * Makefile.in: Update copyright year.
27850 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
27852 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
27853 in $(lang_checks) and check-consistency targets.
27855 2007-01-02 Jan Hubicka <jh@suse.cz>
27857 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
27858 Do not add referenced vars.
27859 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
27861 * passes.c (init_optimization_passes): Put mudflap_2 after
27862 free_datastructures.
27864 2007-01-02 Jan Hubicka <jh@suse.cz>
27866 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
27867 Set NOTHROW flag on call statements proved to be nothrow.
27868 Update statement of local calls so new pure/const functions are
27869 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
27871 (tree_rest_of_compilation): Register hooks and initialize bitmap
27872 early. Do not set after_inlining flag.
27874 2007-01-02 Steve Ellcey <sje@cup.hp.com>
27876 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
27877 HOST_BITS_PER_LONGLONG
27879 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27882 * c-typeck.c (store_init_value): Don't emit pedantic overflow
27883 warning for non-static initializers.
27885 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
27887 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
27888 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
27889 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
27890 Always use set_unique_reg_note to add REG_EQUAL notes.
27892 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27895 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27897 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27898 * cfgbuild.c (find_basic_blocks): Likewise.
27899 * cfgrtl.c (rtl_create_basic_block): Likewise.
27900 * function.c (temp_slots_at_level): Likewise.
27901 * reg-stack.c (stack_regs_mentioned): Likewise.
27902 * regclass.c (allocate_reg_info): Likewise.
27903 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27904 set_bb_for_stmt, move_block_to_fn): Likewise.
27905 * tree-complex.c (tree_lower_complex): Likewise.
27906 * vec.h (VEC_safe_grow_cleared): New.
27908 2007-01-02 Ian Lance Taylor <iant@google.com>
27910 * c-common.c (c_common_truthvalue_conversion): When warning about
27911 using an assignment as a truth value, set TREE_NO_WARNING.
27913 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27916 * c.opt (Wold-style-declaration): New.
27917 * doc/invoke.texi (C-only Warning Options): New.
27918 (Wold-style-declaration): Document it.
27919 (Wextra): Enabled by -Wextra.
27920 * c-opts.c (c_common_post_options): Enabled by -Wextra.
27921 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
27922 -Wold-style-declaration.
27924 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27926 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27927 * cfgbuild.c (find_basic_blocks): Likewise.
27928 * cfgrtl.c (rtl_create_basic_block): Likewise.
27929 * function.c (temp_slots_at_level): Likewise.
27930 * reg-stack.c (stack_regs_mentioned): Likewise.
27931 * regclass.c (allocate_reg_info): Likewise.
27932 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27933 set_bb_for_stmt, move_block_to_fn): Likewise.
27934 * tree-complex.c (tree_lower_complex): Likewise.
27935 * vec.h (VEC_safe_grow_cleared): New.
27937 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
27939 * c-common.c (c_common_nodes_and_builtins): Since variants of
27940 void_type_node get built before it is given a name, we need to
27941 give those variants the name, too.
27942 (complete_array_type): We need to work with the canonical main
27943 type of the array, from which we will build the qualified version.
27944 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
27945 * print-tree.c (print_node): Display canonical type information
27947 * stor-layout.c (layout_type): When we don't know the
27948 alignment of a type for which we're building an array, we end up
27949 guessing wrong, so make the type require structural equality.
27950 * tree.c (make_node_stat): When we build a new type, it is its
27951 own canonical type.
27952 (build_type_attribute_qual_variant): When building an attribute
27953 variant, its canonical type is the non-attribute variant. However,
27954 if the attributes are target-dependent and they differ, we need to
27955 use structural equality checks for this type.
27956 (build_qualified_type): A qualified type is not equivalent to its
27957 unqualified variant; set the canonical type appropriately.
27958 (build_distinct_type_copy): When building a distinct type from
27959 another type, the new type is its own canonical type.
27960 (build_variant_type_copy): When building a new type variant, we
27961 assume that it is equivalent to the original type.
27962 (build_pointer_type_for_mode): When building a pointer type, also
27963 build a canonical type pointer.
27964 (build_reference_type_for_mode): When building a reference type,
27965 also build a canonical type reference.
27966 (build_index_type): When we can't hash an index type (e.g.,
27967 because its maximum value is negative), the index type requires
27968 structural equality tests.
27969 (build_array_type): Build the canonical form of an array type.
27970 (build_function_type): Function types require structural equality,
27971 because they contain default arguments, attributes, etc.
27972 (build_method_type_directly): Ditto for method types.
27973 (build_offset_type): Build the canonical offset type.
27974 (build_complex_type): Build the canonical vector type.
27975 (make_vector_type): Build the canonical vector type.
27976 * tree.h (TYPE_CANONICAL): New.
27977 (TYPE_STRUCTURAL_EQUALITY_P): New.
27978 (SET_TYPE_STRUCTURAL_EQUALITY): New.
27979 (struct tree_type): Added "canonical" field.
27980 * params.h (VERIFY_CANONICAL_TYPES): New.
27981 * doc/c-tree.texi (TYPE_CANONICAL): Document.
27982 (TYPE_STRUCTURAL_EQUALITY_P): Document.
27983 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
27984 * doc/invoke.texi (verify-canonical-types): Document --param
27985 parameter for verifying canonical types.
27987 2007-01-02 Joseph Myers <joseph@codesourcery.com>
27989 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
27990 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
27991 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
27992 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
27994 * config/rs6000/e500.h: New.
27995 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
27996 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
27998 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
27999 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28000 TARGET_E500_DOUBLE): Remove.
28001 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28002 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28003 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28004 * config/rs6000/rs6000.c (rs6000_override_options): Use
28005 CHECK_E500_OPTIONS.
28007 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28009 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28010 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28011 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28012 rs6000_emit_cmove): Don't check TARGET_E500.
28013 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28014 sordered): Don't check TARGET_E500.
28016 2007-01-01 Eric Christopher <echristo@apple.com>
28018 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28019 HARD_REGISTER_NUM_P.
28021 2007-01-01 Roger Sayle <roger@eyesopen.com>
28023 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28024 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28025 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28028 2007-01-01 Mike Stump <mrs@apple.com>
28030 * configure.ac: Remove support for building with Apple's gcc-3.1.
28032 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28034 PR middle-end/30311
28035 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28036 REG is a hard register. Do not modify REG before calling
28038 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28039 multiple of the size of YMODE for certain lowpart cases.
28041 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28043 PR middle-end/30253
28044 * gimplify (voidify_wrapper_expr): Update for
28045 GIMPLE_MODIFY_STMT.
28047 2007-01-01 Andreas Schwab <schwab@suse.de>
28050 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
28051 save of BR0 in extra_spill_size instead of spill_size.
28052 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
28054 (ia64_expand_epilogue): Restore BR0 from its new location.
28056 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28058 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
28059 Use a temporary variable if the left hand side is not a gimple
28062 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28064 * gimplify.c (gimplify_return_expr): Make the temporary variable
28065 for the return expression, a gimple register variable.
28067 2007-01-01 Jan Hubicka <jh@suse.cz>
28069 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
28072 2007-01-01 Mike Stump <mrs@apple.com>
28074 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
28076 * config/darwin.c (machopic_select_rtx_section): Use
28077 HAVE_GAS_LITERAL16.
28078 (darwin_mergeable_constant_section): Likewise.
28079 * configure: Regenerate.
28080 * config.in: Regenerate.
28082 2007-01-01 Jan Hubicka <jh@suse.cz>
28083 Andrew Pinski <pinskia@gmail.com>
28085 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
28086 before starting IPA passes.