1 2008-04-04 Richard Guenther <rguenther@suse.de>
4 * fold-const.c (optimize_minmax_comparison): Use the correct
5 type for the constant in the simplified comparison.
7 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
9 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
10 Pass L2 size as "--param l2-cache-size" to the compiler.
11 (decode_l2_cache): New function to decode L2 cache parameters using
12 0x8000006 extended cpuid function.
13 (detect_caches_amd): Determine parameters of L2 cache using
14 decode_l2_caches function.
15 (decode_caches_intel): Decode L2 cache parameters.
16 (detect_caches_intel): Determine L2 cache parameters using
17 decode_caches_intel and decode_l2_caches functions.
19 2008-04-03 Bob Wilson <bob.wilson@acm.org>
21 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22 secondary input reload for subword loads from the constant pool.
24 2008-04-03 Janis Johnson <janis187@us.ibm.com>
27 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
28 constants of the appropriate size for runtime calculations.
31 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
32 decimal-float literal constant zero.
34 2008-04-03 Jakub Jelinek <jakub@redhat.com>
37 * c-parser.c (c_parser_omp_atomic): Call
38 default_function_array_conversion on the RHS.
41 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
42 call is_variable_sized if decl has incomplete type.
44 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
46 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
48 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
50 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
52 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and
54 (sgt<u>): Merge sgt and sgtu into new expander.
55 (sgt, sgtu): Remove expanders.
56 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new
58 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
59 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
60 *sgtu_<mode>_mips16 into new pattern.
61 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
62 (sge<u>): Merge sge and sgeu into new expander.
63 (sge, sgeu): Remove expanders.
64 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
66 (*sge_<mode>, second *sge_<mode>): Remove patterns.
67 (slt<u>): Merge slt and sltu into new expander.
68 (slt, sltu): Remove expanders.
69 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new
71 (*slt_<mode>, *sltu_<mode>): Remove patterns.
72 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
73 *sltu_<mode>_mips16 into new pattern.
74 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
75 (sle<u>): Merge sle and sleu into new expander.
76 (sle, sleu): Remove expanders.
77 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new
79 (*sle_<mode>, *sleu_<mode>): Remove patterns.
80 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
81 *sleu_<mode>_mips16 into new pattern.
82 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
84 2008-04-03 Jan Hubicka <jh@suse.cz>
86 PR tree-optimization/35795
87 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
88 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
89 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
90 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
91 * score/score3.c (score3_output_mi_thunk): Likewise.
92 * score/score7.c (score7_output_mi_thunk): Likewise.
93 * mips/mips.c (mips_output_mi_thunk): Likewise.
95 2008-04-03 Richard Guenther <rguenther@suse.de>
97 * tree-vrp.c (extract_range_from_unary_expr): Handle all
98 conversions. Simplify code.
100 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
102 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
104 2008-04-03 Tom Tromey <tromey@redhat.com>
105 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
107 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
108 * config/bfin/t-bfin-linux (generated_files): Add
109 linux-sysroot-suffix.h.
110 * doc/install.texi (Prerequisites): Require make 3.80.
111 * doc/sourcebuild.texi (Front End Directory): Document new
113 * Makefile.in (generated_files): New variable.
114 (ALL_HOST_OBJS): New variable.
115 ($(ALL_HOST_OBJS)): New target.
117 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
119 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
120 (remap_block): Call id->transform_lang_insert_block instead
122 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
123 Set id.transform_lang_insert_block to NULL.
124 (clone_body): Move to cp/optimize.c
125 * tree-inline.h (struct copy_body_data): Change
126 transform_lang_insert_block to function pointer.
127 (copy_generic_body, copy_decl_no_change): Export.
128 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
129 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
130 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
132 * c-tree.h (insert_block): Kill.
133 * c-decl.c (insert_block): Kill.
135 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
137 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
138 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
139 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
141 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
142 argument, call {push,pop}_function_context from here.
143 * c-parser.c: Use c_{push,pop}_function_context.
145 * function.c (push_function_context_to): Move meat ...
146 (push_function_context): ... here. Simplify.
147 * function.c (pop_function_context_from): Move meat ...
148 (pop_function_context): ... here. Simplify.
149 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
151 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
152 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
153 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
154 * tree.h (push_function_context_to, pop_function_context_from): Remove.
156 2008-04-03 Ben Elliston <bje@au.ibm.com>
158 * expmed.c (extract_force_align_mem_bit_field): Remove.
160 2008-04-03 Richard Guenther <rguenther@suse.de>
163 * expr.h (try_casesi): Adjust prototype.
164 * expr.c (try_casesi): Take fallback label as extra parameter.
165 Use that for gen_casesi if default_label is NULL.
166 * stmt.c (expand_case): Pass fallback label to try_casesi,
167 make sure to fill gaps with a fallback label if default_label
170 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
173 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
175 2008-04-03 Ben Elliston <bje@au.ibm.com>
177 * expmed.c (extract_split_bit_field): Remove if (0) code.
178 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
179 (do_ds_constraint): Likewise.
181 2008-04-02 Joseph Myers <joseph@codesourcery.com>
183 * doc/cppopts.texi (-dU): Document.
184 * c-common.h (flag_dump_macros): Update comment.
185 * c-opts.c (handle_OPT_d): Handle -dU.
186 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
187 dump_queued_macros, cb_used_define, cb_used_undef): New.
188 (init_pp_output): Handle -dU.
189 (cb_line_change): Call dump_queued_macros.
190 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
192 2008-04-02 Anatoly Sokolov <aesok@post.ru>
194 * config/avr/predicates.md (io_address_operand): New predicate.
195 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
196 * config/avr/avr.c (avr_io_address_p): Remove function.
197 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
198 'avr_io_address_p' function.
199 (out_movhi_r_mr): (Ditto.).
200 (out_movqi_mr_r): (Ditto.).
201 (out_movhi_mr_r): (Ditto.).
202 (avr_address_cost): (Ditto.).
204 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
206 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
207 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
208 in 32bit mode when XMM registers are available to avoid store
210 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
211 corresponding post-reload splitters.
213 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
215 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
216 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
217 __builtin_ia32_roundss.
218 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
219 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
220 __builtin_ia32_roundss.
221 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
222 IX86_BUILTIN_SHUFPD here.
224 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
226 * config/i386/i386.md (plogic): New.
227 (plogicprefix): Likewise.
229 * config/i386/mmx.md (mmx_<code><mode>3): New.
230 (mmx_and<mode>3): Removed.
231 (mmx_ior<mode>3): Likewise.
232 (mmx_xor<mode>3): Likewise.
234 * config/i386/sse.md (<code><mode>3): New.
235 (*<code><mode>3): Likewise.
236 (*<code><mode>3): Likewise.
237 (<code><mode>3): Likewise.
238 (*sse_<code><mode>3): Likewise.
239 (*sse2_<code><mode>3): Likewise.
240 (<code>tf3): Likewise.
241 (*<code>tf3): Likewise.
242 (and<mode>3): Likewise.
243 (*and<mode>3): Likewise.
244 (ior<mode>3): Removed.
245 (*ior<mode>3): Likewise.
246 (xor<mode>3): Likewise.
247 (*xor<mode>3): Likewise.
248 (*and<mode>3): Likewise.
249 (*ior<mode>3): Likewise.
250 (*xor<mode>3): Likewise.
251 (and<mode>3): Likewise.
252 (*sse_and<mode>3): Likewise.
253 (*sse2_and<mode>3): Likewise.
256 (ior<mode>3): Likewise.
257 (*sse_ior<mode>3): Likewise.
258 (*sse2_ior<mode>3): Likewise.
261 (xor<mode>3): Likewise.
262 (*sse_xor<mode>3): Likewise.
263 (*sse2_xor<mode>3): Likewise.
267 2008-04-02 Richard Guenther <rguenther@suse.de>
269 PR tree-optimization/14495
270 PR tree-optimization/34793
271 * tree-vrp.c (struct switch_update): New structure.
272 (to_remove_edges, to_update_switch_stmts): New VECs.
273 (simplify_switch_using_ranges): New function. Remove not taken
274 case labels and edges.
275 (simplify_stmt_using_ranges): Call it.
276 (identify_jump_threads): Mark edges we have queued for removal
277 so we don't thread them.
278 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
280 * tree-cfg.c (group_case_labels): Deal with missing default label.
281 (tree_verify_flow_info): Allow missing default label.
282 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
283 (emit_case_nodes): Likewise.
284 (expand_case): Do not rely on the default label to be present.
285 * expr.c (try_casesi): Deal with NULL default_label.
286 (do_tablejump): Likewise.
288 2008-04-02 Richard Guenther <rguenther@suse.de>
290 PR tree-optimization/14495
291 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
293 (vrp_visit_switch_stmt): ... but here (new function).
294 (find_case_label_index): New helper function.
295 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
297 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
299 * fwprop.c: Fix ISO-C99ism.
301 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
304 * Makefile.in (objdir): Set it here.
305 * configure.ac: Not here. Find dynamic linker characteristics.
306 * exec-tool.in: Use them.
307 * aclocal.m4: Regenerate.
308 * configure: Regenerate.
310 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
312 * expr.c (expand_var): Delete it.
313 * expr.h (expand_var): Delete prototype.
314 * function.c (expand_function_start): Use expand_decl instead.
315 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
318 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
320 PR rtl-optimization/35542
321 * fwprop.c (forward_propagate_and_simplify): Replace
322 loc_reg_mentioned_in_p with reg_mentioned_p.
324 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
326 PR rtl-optimization/35281
327 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
328 (propagate_rtx_1): Handle PR_HANDLE_MEM.
329 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
330 (varying_mem_p): Move above propagate_rtx.
331 (all_uses_available_at): Do not check MEMs.
333 2008-04-02 Rafael Espindola <espindola@google.com>
335 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
336 (register_edge_assert_for_2): Split the cond argument.
337 (register_edge_assert_for_1): Adjust for the change in
338 register_edge_assert_for_2.
339 (register_edge_assert_for): Split the cond argument.
340 (find_switch_asserts): Adjust for the change in
341 register_edge_assert_for.
343 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
345 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
346 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
347 offsets for 64-bit mingw.
348 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
349 abi for x86_64-pc-mingw.
351 2008-04-02 Richard Guenther <rguenther@suse.de>
353 * tree-vrp.c (extract_range_from_assert): Make sure to not
354 produce range min/max with TREE_OVERFOW set.
355 If merging a anti-range and a range keep the anti-range if
356 the range covers all values of the type.
357 (register_edge_assert_for_2): Only allow sign-changing
358 conversions in detecting canonical range checks. Also
359 register an assert for the unsigned name if useful.
361 PR tree-optimization/35787
362 * tree-vrp.c (vrp_val_max): New function.
363 (vrp_val_min): Likewise.
364 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
365 (vrp_val_is_min): Likewise.
366 (supports_overflow_infinity): Use vrp_val_{min,max}.
367 (negative_overflow_infinity): Likewise.
368 (positive_overflow_infinity): Likewise.
369 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
370 (is_positive_overflow_infinity): Likewise.
371 (is_overflow_infinity): Likewise.
372 (avoid_overflow_infinity): Use vrp_val_{min,max} and
373 vrp_val_is_{min,max}.
374 (set_and_canonicalize_value_range): Canonicalize anti-ranges
375 to ranges if possible. Avoid empty ranges.
377 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
380 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
381 the expression is a function address.
383 2008-04-01 George Helffrich <george@gcc.gnu.org>
385 PR fortran/PR35154, fortran/PR23057
386 * fortran/trans-common.c (create_common): Add decl to function
387 chain to preserve identifier scope in debug output.
389 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
390 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
391 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
392 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
394 (dbxout_syms): Check for COMMON-based symbol and wrap in
395 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
396 in bracket for efficiency.
398 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
399 using DW_TAG_common_block + member offset.
400 (add_pubname_string): New function.
401 (dw_expand_expr): New function to find block name and offset for
403 (common_check): New function to check whether symbol in Fortran COMMON.
404 (gen_variable_die): If COMMON, use DW_TAG_common_block.
406 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
407 use of common is unchanged.
409 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
410 with all combinations of debug options available on target.
411 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
412 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
413 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
414 .stabs functionality.
415 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
418 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
421 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
423 2008-04-02 Ben Elliston <bje@au.ibm.com>
425 * config/v850/v850.md (casesi): Remove if (0) code.
426 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
427 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
429 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
431 * config/i386/i386.md (rex64suffix): New mode attribute.
432 (floathi<mode>2): Disable expander for SSE math.
433 (*floathi<mode>2_1): New insn insn_and_split pattern.
434 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
435 corresponding post-reload splitters.
436 (*floathi<mode>2_i387): New macroized insn pattern.
437 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
438 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
439 insn_and_split pattern.
440 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
441 New macroized instruction patterns and corresponding post-reload
443 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
444 and corresponding post-reload splitters.
445 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
446 New macroized instruction patterns.
447 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
448 macroized instruction patterns and corresponding post-reload splitters.
449 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
450 corresponding post-reload splitters.
451 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
452 New macroized instruction patterns.
453 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
454 corresponding post-reload splitters.
455 (*floatsi<mode>2_i387): New macroized instruction patterns.
457 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
459 * config/i386/i386.md (smaxmin): New.
461 (maxminiprefix): Likewise.
462 (maxminfprefix): Likewise.
463 (<code><mode>3): Likewise.
464 (smin<mode>3): Removed.
465 (smax<mode>3): Likewise.
467 * config/i386/mmx.md (mmx_<code>v2sf3): New.
468 (mmx_<code>v4hi3): Likewise.
469 (mmx_<code>v8qi3): Likewise.
470 (mmx_smaxv2sf3): Removed.
471 (mmx_sminv2sf3): Likewise.
472 (mmx_umaxv8qi3): Likewise.
473 (mmx_smaxv4hi3): Likewise.
474 (mmx_uminv8qi3): Likewise.
475 (mmx_sminv4hi3): Likewise.
477 * config/i386/sse.md (<addsub><mode>3): New.
478 (*<addsub><mode>3): Likewise.
479 (<sse>_vm<addsub><mode>3): Likewise.
480 (<maxmin><mode>3): Likewise.
481 (*<maxmin><mode>3_finite): Likewise.
482 (*<maxmin><mode>3): Likewise.
483 (<sse>_vm<maxmin><mode>3): Likewise.
484 (sse3_h<addsub>v4sf3): Likewise.
485 (sse3_h<addsub>v2df3): Likewise.
486 (<maxmin>v16qi3): Likewise.
487 (*<maxmin>v16qi3): Likewise.
488 (<maxmin>v8hi3): Likewise.
489 (*<maxmin>v8hi3): Likewise.
490 (*sse4_1_<maxmin><mode>3): Likewise.
491 (*sse4_1_<maxmin><mode>3): Likewise.
492 (add<mode>3): Removed.
493 (*add<mode>3): Likewise.
494 (<sse>_vmadd<mode>3): Likewise.
495 (sub<mode>3): Likewise.
496 (*sub<mode>3): Likewise.
497 (<sse>_vmsub<mode>3): Likewise.
498 (smin<mode>3): Likewise.
499 (*smin<mode>3_finite): Likewise.
500 (*smin<mode>3): Likewise.
501 (<sse>_vmsmin<mode>3): Likewise.
502 (smax<mode>3): Likewise.
503 (*smax<mode>3_finite): Likewise.
504 (*smax<mode>3): Likewise.
505 (<sse>_vmsmax<mode>3): Likewise.
506 (sse3_haddv4sf3): Likewise.
507 (sse3_haddv2df3): Likewise.
508 (sse3_hsubv4sf3): Likewise.
509 (sse3_hsubv2df3): Likewise.
510 (umaxv16qi3): Likewise.
511 (*umaxv16qi3): Likewise.
512 (smaxv8hi3): Likewise.
513 (*smaxv8hi3): Likewise.
514 (*sse4_1_smax<mode>3): Likewise.
515 (*sse4_1_umax<mode>3): Likewise.
516 (uminv16qi3): Likewise.
517 (*uminv16qi3): Likewise.
518 (sminv8hi3): Likewise.
519 (*sminv8hi3): Likewise.
520 (*sse4_1_smin<mode>3): Likewise.
521 (*sse4_1_umin<mode>3): Likewise.
523 2008-04-01 Rafael Espindola <espindola@google.com>
525 * tree-cfg.c (verify_expr): remove in_phi.
526 (verify_stmt): Don't call walk_tree with verify_expr. Use
527 is_gimple_min_invariant instead of is_gimple_val.
529 2008-04-01 Joseph Myers <joseph@codesourcery.com>
531 * doc/include/gpl_v3.texi: Update for manpage generation.
532 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
534 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
535 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
536 gpl_v3.texi instead of gpl.texi.
539 2008-04-01 Jakub Jelinek <jakub@redhat.com>
542 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
544 2008-04-01 Rafael Espindola <espindola@google.com>
546 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
547 (extract_code_and_val_from_cond): Use
548 extract_code_and_val_from_cond_with_ops.
550 2008-04-01 Jan Hubicka <jh@suse.cz>
552 * function.c (free_after_compilation): Free epilogue_delay_list.
553 (prepare_function_start): Assert that previous compilation was freed.
555 2008-04-01 Jan Hubicka <jh@suse.cz>
556 Jim Wilson <wilson@tuliptree.org>
557 Andreas Tobler <andreast@gcc.gnu.org>
560 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
561 rtl.emit instead cfun->emit.
562 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
563 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
565 2008-04-01 Ben Elliston <bje@au.ibm.com>
567 * doc/c-tree.texi (Function Basics): Fix grammatical error.
569 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
571 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
573 (fprofile-use): Add var flag_profile_use
574 * coverage.c (coverage_begin_output): Do not open a gcno file for
575 output only if -ftest-coverage is set.
576 Do not add getpwd() to gcda file path.
577 (build_gcov_info): Check the new flag
578 flag_profile_datafile_relative_path.
579 (coverage_init): Use profile_data_prefix.
580 Read profile counter only if flag_profile_use is set.
581 * opts.c (common_handle_option): New option fprofile-use=,
582 fprofile-dir=, fprofile-generate=.
583 * toplev.c (profile_data_prefix): New variable definition.
584 * toplev.h (profile_data_prefix): New declaration.
585 * doc/invoke.tex (Option Summary, Optimization Options):
588 2008-03-31 James E. Wilson <wilson@tuliptree.org>
590 * varasm.c (output_constant_pool_1): In LABEL_REF check,
591 use tmp consistently.
594 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
595 * config/ia64/ia64.c (rtx_needs_barrier): Handle
596 UNSPEC_FR_RECIP_APPROX_RES.
597 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
599 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
602 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
604 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
607 * fold-const.c (fold_indirect_ref_1): Support accessing non first
608 element of the vector via a pointer.
610 2008-03-31 Ian Lance Taylor <iant@google.com>
612 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
614 2008-03-31 Jan Hubicka <jh@suse.cz>
616 * builtins.c (expand_builtin_setjmp_receiver): Update call of
617 get_arg_pointer_save_area.
618 * expr.c (init_expr): Just clear out rtl.expr.
619 * function.c (free_after_compilation): Clear out whole RTL structure.
620 (get_func_frame_size): Merge into ...
621 (get_frame_size): ... this one.
622 (assign_stack_local_1): Merge into ...
623 (assign_stack_local): ... this one.
624 (expand_function_end): Update call of get_arg_pointer_save_area.
625 (get_art_pointer_save_area): Remove cfun argument.
626 * function.h (emit_status): regno_pointer_align does not need length
627 attribute. Move x_regno_reg_rtx to ...
628 (regno_reg_rtx): ... new global array.
629 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
630 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
631 apply_args_value, forced_labels, stack_pointer_delta):
633 (struct varasm_status): Move here from varasm.c
634 (struct rtl_data): New. Move here some fields from struct function.
635 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
636 frame_offset, stack_check_probe_note, arg_pointer_save_area,
637 used_temp_slots avail_temp_slots, temp_slot_level,
638 nonlocal_goto_handler_labels): Update accesstors.
639 (rtl): New global variable.
640 (struct function): Move some fileds to rtl_data.
641 (get_arg_pointer_save_area): Update prototype.
642 * emit-rtl.c (rtl): Declare.
643 (regno_reg_rtx): Declare.
644 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
646 (gen_reg_rtx): Update.
647 (init_virtual_regs): Do not tate emit_status argument.
648 (init_emit): Do not allocate emit.
649 * varasm.c (varasm_statuc): Move to function.h.
650 (n_deferred_constatns): Update accestor.
651 (init_varasm_status): Do not allocate varasm_status.
652 (force_const_mem, get_pool_size, output_constant_pool): Update.
653 * stmt.c (force_label_rtx): Do not use x_ prefixes.
654 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
656 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
658 PR rtl-optimization/35729
659 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
662 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
665 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
666 load/store if memory is unaligned.
667 (*movti_rex64): Likewise.
669 * config/i386/predicates.md (misaligned_operand): New.
671 2008-03-31 Andrew Pinski <pinskia@gmail.com>
674 * tree-ssa-phiopt.c (conditional_replacement): Return early for
677 2008-03-31 Jan Beulich <jbeulich@novell.com>
679 * config/ia64/constraints.md: Add 'j' constraint.
680 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
681 (movdi_internal): Likewise.
683 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
686 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
688 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
691 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
692 proper error message for the third argument on blendpd and
695 * config/i386/sse.md (blendbits): New.
696 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
698 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
700 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
702 2008-03-30 Richard Guenther <rguenther@suse.de>
705 * fold-const.c (fold_sign_changed_comparison): Do leave
706 conversions to base-types alone.
708 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
710 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
711 the link register if one altivec register is be saved.
713 2008-03-30 Ben Elliston <bje@au.ibm.com>
715 * final.c (final_scan_insn): Remove if (0) code.
717 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
719 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
721 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
723 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
724 of V4SFmode to ix86_binary_operator_ok.
726 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
728 * config/i386/i386.c (override_options): Initialize
729 ix86_veclib_handler to ix86_veclibabi_svml when
730 -mveclibabi=svml is used.
731 (ix86_veclibabi_svml): New function for SVML ABI style
732 vectorization support.
733 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
735 2008-03-28 Rafael Espindola <espindola@google.com>
737 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
738 (tree_binary_nonnegative_warnv_p): Make it public.
739 (tree_single_nonnegative_warnv_p): Make it public.
740 (tree_invalid_nonnegative_warnv_p): Make it public.
741 (tree_unary_nonzero_warnv_p): Make it public.
742 (tree_binary_nonzero_warnv_p): Make it public
743 (tree_single_nonzero_warnv_p): Make it public.
744 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
745 (extract_range_from_binary_expr): Split the expr argument.
746 (extract_range_from_unary_expr): Split the expr argument.
747 (extract_range_from_comparison): Split the expr argument.
748 (extract_range_from_expr): Use the new aux functions.
749 (vrp_evaluate_conditional_warnv): Use
750 vrp_evaluate_conditional_warnv_with_ops.
751 * tree.h (tree_unary_nonzero_warnv_p): Declare.
752 (tree_binary_nonzero_warnv_p): Declare.
753 (tree_single_nonzero_warnv_p): Declare.
754 (tree_expr_nonzero_warnv_p): Declare.
755 (tree_unary_nonnegative_warnv_p): Declare.
756 (tree_binary_nonnegative_warnv_p): Declare.
757 (tree_single_nonnegative_warnv_p): Declare.
758 (tree_invalid_nonnegative_warnv_p): Declare.
760 2008-03-28 Richard Guenther <rguenther@suse.de>
762 PR tree-optimization/30317
763 PR tree-optimization/30911
764 PR tree-optimization/34793
765 * tree-vrp.c (set_and_canonicalize_value_range): New function.
766 (struct assert_locus_d): New member EXPR.
767 (register_new_assert_for): Add EXPR parameter to support
768 ASSERT_EXPR <name, expr OP limit>.
769 (register_edge_assert_for_1): Adjust callers.
770 (find_assert_locations): Likewise.
771 (process_assert_insertions_for): Build condition from expression.
772 (extract_range_from_assert): Handle ASSERT_EXPRs
773 of the form ASSERT_EXPR <name, expr OP limit>.
774 (register_edge_assert_for_2): New helper registering
775 asserts for comparisons. Recognize range tests of the form
776 (unsigned)i - CST1 OP CST2.
777 (register_edge_assert_for_1): Use it.
778 (register_edge_assert_for): Likewise.
779 (needs_overflow_infinity): Integer sub-types
780 do not need overflow infinities.
781 (vrp_val_is_max): The extreme values of integer sub-types
782 are those of the base type.
783 (vrp_val_is_min): Likewise.
784 * tree.def (ASSERT_EXPR): Document extra allowed conditional
787 2008-03-28 Nick Clifton <nickc@redhat.com>
789 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
790 Return GENERAL_REGS for stack adjustment reloads.
792 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
795 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
796 const_vector when all the vectors are constant.
798 2008-03-27 Bob Wilson <bob.wilson@acm.org>
800 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
802 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
803 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
805 (s<code>_sf): Use new scc_sf attribute for opcode names.
807 2008-03-27 Tom Tromey <tromey@redhat.com>
809 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
810 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
811 config/spu/t-spu-elf, config/i386/t-interix,
812 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
813 config/i386/x-darwin, config/i386/x-mingw32,
814 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
815 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
816 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
817 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
818 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
819 config/rs6000/x-darwin, config/rs6000/t-rs6000,
820 config/score/t-score-elf, config/arm/t-strongarm-pe,
821 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
822 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
823 Revert automatic dependency patch.
825 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
828 * config/i386/i386.c (ix86_function_arg_boundary): Align
829 decimal floating point to its natural boundary.
831 2008-03-27 Richard Guenther <rguenther@suse.de>
834 * fold-const.c (fold_comparison): Restrict distinct decl
835 comparison folding to VAR_DECLs and PARM_DECLs. Do not
836 solely rely on operand_equal_p.
838 2008-03-27 Richard Guenther <rguenther@suse.de>
841 * c-common.c (handle_weak_attribute): Reject combination of
844 2008-03-27 Richard Guenther <rguenther@suse.de>
846 PR tree-optimization/32810
847 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
848 conversions from DECL_INITIAL.
849 (fold_const_aggregate_ref): Likewise from constructor elements.
851 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
853 * tree-affine.h (aff_combination_expand): Declare.
854 (get_inner_reference_aff): Likewise.
855 * tree-affine.c (aff_combination_expand): Split out from
856 tree_to_aff_combination_expand.
857 (get_inner_reference_aff): New function.
858 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
859 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
860 (struct lim_aux_data): sm_done field removed.
861 (mem_ref_loc_p, mem_ref_locs_p): New types.
862 (struct mem_ref): Added id, stored, accesses_in_loop,
863 indep_loop, dep_loop, indep_ref, dep_ref fields.
864 Removed is_stored, locs and next fields.
865 (memory_accesses): New variable.
866 (movement_possibility): Do not allow moving statements
867 that store to memory.
868 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
870 (determine_max_movement): For statements with memory references,
871 find the outermost loop in that the reference is independent.
872 (move_computations_stmt): Mark the virtual operands for renaming.
873 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
874 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
875 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
876 add_vop_ref_mapping, create_vop_ref_mapping_loop,
877 create_vop_ref_mapping, analyze_memory_references,
878 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
879 get_all_locs_in_loop, ref_always_accessed_p,
880 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
881 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
882 store_motion_loop, store_motion): New functions.
883 (struct vop_to_refs_elt): New type.
884 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
885 memref_hash, memref_eq, hoist_memory_references): Rewritten.
886 (schedule_sm): Replaced by...
887 (execute_sm): ... this.
888 (determine_lsm_ref, hoist_memory_references,
889 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
890 find_more_ref_vops, free_mem_ref, free_mem_refs,
891 determine_lsm_loop, determine_lsm): Removed.
892 (tree_ssa_lim_finalize): Free data structures used by store motion.
893 (tree_ssa_lim): Call analyze_memory_references. Use
894 store_motion instead of determine_lsm.
896 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
898 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
899 rename tmake_file to m68hc11/t-m68hc11.
900 (mcore): Set inhibit_libc to true.
901 * config.host (alpha*-dec-*vms*): Set extra_programs.
902 (interix3*): Don't use host_xmake_file.
903 * configure.ac: Let config.gcc override inhibit_libc.
904 * configure: Regenerate.
906 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
907 * config/t-openbsd-thread: Remove commented out lines.
909 * config/x-interix: Remove.
911 * config/m68hc11/t-m68hc11-gas: Rename to...
912 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
914 * config/mcore/t-mcore: Remove T_CFLAGS.
915 * config/mcore/t-mcore-pe: Likewise.
917 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
919 * configure.ac: Replace custom __GNU_SOURCE test with
920 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
921 * aclocal.m4: Regenerate.
922 * configure: Regenerate.
923 * config.in: Regenerate.
925 2008-03-27 Richard Guenther <rguenther@suse.de>
927 * fold-const.c (target.h): Include.
928 (fold_comparison): Fold comparison of addresses of decls
929 that bind locally or of constants. Consolidate address folding code.
930 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
931 results from fold_binary_to_constant.
932 (compare_values_warnv): Likewise.
934 2008-03-27 Andrew Pinski <pinskia@gmail.com>
937 * fold-const.c (fold_truthop): Check for integeral types when folding
938 a == 0 && b == 0 and a != 0 || b != 0 .
940 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
942 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
944 2008-03-26 Andreas Schwab <schwab@suse.de>
946 * doc/invoke.texi: Fix use of @item vs. @itemx.
948 2008-03-26 Tom Tromey <tromey@redhat.com>
950 * Makefile.in (build/gensupport.o, build/print-rtl.o,
951 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
952 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
953 build/gencodes.o, build/genconditions.o, build/genconfig.o,
954 build/genconstants.o, build/genemit.o, build/genextract.o,
955 build/genflags.o, build/genmddeps.o, build/genopinit.o,
956 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
959 2008-03-26 Richard Guenther <rguenther@suse.de>
962 2008-03-26 Richard Guenther <rguenther@suse.de>
964 * fold-const.c (target.h): Include.
965 (fold_comparison): Fold comparison of addresses of two decls
966 that bind locally. Consolidate address folding code.
968 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
970 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
971 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
972 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
973 dconstsqrt2, dconstthird, dconste and/or dconst10.
974 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
975 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
976 dconstsqrt2, dconste): Delete.
977 (init_emit_once): Likewise. Simplify initializing dconstm1.
979 * real.c (get_real_const): New.
980 * real.h (dconst3, dconst10, dconstm2, dconstthird,
981 dconstsqrt2, dconste): Delete.
982 (real_value_const, get_real_const): New.
984 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
986 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
988 * config/i386/i386.c (ix86_function_arg_boundary): Check
989 BIGGEST_ALIGNMENT instead of 128.
990 (setup_incoming_varargs_64): Likewise.
992 2008-03-26 Tom Tromey <tromey@redhat.com>
994 * Makefile.in (DEPFILES): Add missing '/'.
996 2008-03-26 Richard Guenther <rguenther@suse.de>
998 * fold-const.c (target.h): Include.
999 (fold_comparison): Fold comparison of addresses of two decls
1000 that bind locally. Consolidate address folding code.
1002 2008-03-26 Nick Clifton <nickc@redhat.com>
1005 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
1006 not allow INT+INT as a legitimate addressing mode.
1008 2008-03-26 Richard Guenther <rguenther@suse.de>
1010 * tree-flow.h (widen_bitfield): Remove declaration.
1011 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
1012 (widen_bitfield): Remove function.
1013 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
1016 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1019 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
1022 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
1024 PR rtl-optimization/35232
1025 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
1026 (forget_old_reloads_1, forget_marked_reloads): Don't clear
1027 reg_reloaded_call_part_clobbered here.
1028 (reload_regs_reach_end_p): New function.
1029 (reload_reg_rtx_for_input): New variable.
1030 (reload_reg_rtx_for_output): Likewise.
1031 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
1032 when reassigning a pseudo register. Load reloadreg from
1033 reload_reg_rtx_for_input, moving the mode and register
1035 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1036 instead of the original when deciding whether an input reload
1037 would be a no-op or whether an output reload can be deleted.
1038 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1039 when setting up new_spill_reg_store. Load it from
1040 reload_reg_rtx_for_output, moving the mode and register
1042 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1043 instead of the original when deciding whether an output reload
1044 would be a no-op. Do the same when modifying insn notes.
1045 Use rtx_equal_p instead of == to compare the registers.
1046 (inherit_piecemeal_p): Take a mode and two register numbers
1048 (emit_reload_insns): Clear new_spill_reg_store for every hard
1049 register in the reload register. Remove spill registers
1050 from reg_reloaded_valid before considering whether to record
1051 inheritance information for them. Use reload_reg_rtx_for_output
1052 instead of reg_rtx when recording output reloads. Use
1053 reload_reg_rtx_for_input instead of reg_rtx when recording
1054 input reloads. Set or clear reg_reloaded_call_part_clobbered
1055 at the same time as setting reg_reloaded_valid.
1056 (delete_output_reload): Add a new_reload_reg parameter and use it
1057 instead of rld[j].reg_rtx.
1058 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1061 2008-03-25 Tom Tromey <tromey@redhat.com>
1063 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1064 (build/genattr.o): Likewise.
1065 (build/genattrtab.o): Likewise.
1066 (build/gencodes.o): Likewise.
1067 (build/genconfig.o): Likewise.
1068 (build/genconstants.o): Likewise.
1069 (build/genemit.o): Likewise.
1070 (build/genextract.o): Likewise.
1071 (build/genflags.o): Likewise.
1073 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1075 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1076 instead of size_int for integer types.
1077 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1078 to match type of MINUS_EXPR.
1080 2008-03-25 Tom Tromey <tromey@redhat.com>
1082 * configure: Rebuilt.
1083 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1086 2008-03-25 Tom Tromey <tromey@redhat.com>
1088 * config/x-solaris (host-solaris.o): Update.
1089 * config/x-linux (host-linux.o): Update.
1090 * config/x-hpux (host-hpux.o): Update.
1091 * config/x-darwin (host-darwin.o): Update.
1092 * config/v850/t-v850e (v850-c.o): Update.
1093 * config/v850/t-v850 (v850-c.o): Update.
1094 * config/t-vxworks (vxworks.o): Update.
1095 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1096 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1097 * config/spu/t-spu-elf (spu-c.o): Update.
1099 * config/sh/t-symbian (sh-c.o): Update.
1100 (symbian.o): Update.
1101 * config/sh/t-sh (sh-c.o): Update.
1102 * config/score/t-score-elf (score7.o, score3.o): Update.
1103 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1104 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1105 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1106 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1108 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1109 * config/m32c/t-m32c (m32c-pragma.o): Update.
1110 * config/ia64/t-ia64 (ia64-c.o): Update.
1111 * config/i386/x-mingw32 (host-mingw32.o): Update.
1112 * config/i386/x-i386 (driver-i386.o): Update.
1113 * config/i386/x-darwin (host-i386-darwin.o): Update.
1114 * config/i386/x-cygwin (host-cygwin.o): Update.
1115 * config/i386/t-nwld (nwld.o): Update.
1116 * config/i386/t-netware (netware.o): Update.
1117 * config/i386/t-interix (winnt.o): Update.
1118 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1119 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1120 msformat-c.o): Update.
1121 * config/bfin/t-bfin-linux (generated_files): Add
1122 linux-sysroot-suffix.h.
1123 * config/arm/t-wince-pe (pe.o): Update.
1124 * config/arm/t-strongarm-pe (pe.o): Update.
1125 * config/arm/t-pe (pe.o): Update.
1126 * config/arm/t-arm (arm-c.o): Update.
1127 * doc/install.texi (Prerequisites): Require make 3.80.
1128 * Makefile.in: Remove .o targets.
1129 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1130 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1131 (simple_generated_h, simple_generated_c): Move earlier.
1132 (generated_files): New variable.
1133 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1134 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1135 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1136 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1137 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1138 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1139 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1140 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1141 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1142 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1143 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1144 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1146 (COMPILE.base, COMPILE): New variables.
1147 (%.o): New pattern rule.
1148 (ALL_HOST_OBJS): New variable.
1149 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1150 (dummy-checksum.o, cc1-checksum.o): Remove.
1151 (DRIVER_SHLIB): New variable.
1152 (DRIVER_DEFINES): Use it.
1153 (gencondmd.c): Move out of build/.
1154 (s-conditions): Update.
1155 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1156 (ALL_BUILD_OBJS): Likewise.
1157 (build/%.o): Use BUILDCOMPILE.
1158 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1159 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1160 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1161 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1162 build/genconfig.o, build/genconstants.o, build/genemit.o,
1163 build/genextract.o, build/genflags.o, build/genmddeps.o,
1164 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1165 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1166 build/gen-protos.o, build/scan.o, build/fix-header.o,
1167 build/scan-decls.o): Simplify.
1168 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1169 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1170 prefix.o, toplev.o): Reduce to variable setting.
1171 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1172 ($(out_object_file), gcc-options.o): New targets.
1173 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1174 * configure: Rebuilt.
1175 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1176 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1178 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1180 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1181 complain when we hit an error, return ERROR_MARK_NODE.
1183 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1185 * config/sh/constraints.md (Pso, Psz): New constraints.
1186 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1187 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1189 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1191 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1192 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1194 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1196 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1197 (prefetch_sh2a): New.
1199 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1200 Naveen.H.S <naveen.hs@kpitcummins.com>
1202 * config/sh/constraints.md (I28): New constraint.
1203 * config/sh/sh.c (broken_move): Add support for movi20s.
1204 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1206 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1207 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1208 Naveen.H.S <naveen.hs@kpitcummins.com>
1210 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1211 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1212 (print_operand): Handle resbank in %@ operand code.
1213 (sh_encode_section_info): New.
1214 (push_regs): Add conditions for resbank.
1215 (sh_expand_epilogue): Likewise.
1216 (sh_insert_attributes): Likewise.
1217 (sh_attribute_table): Likewise.
1218 (sh_handle_resbank_handler_attribute): New.
1219 (sh2a_handle_function_vector_handler_attribute): New.
1220 (sh2a_is_function_vector_call): New.
1221 (sh2a_get_function_vector_number): New.
1222 (sh2a_function_vector_p): New.
1223 (sh_cfun_resbank_handler_p): New.
1224 * config/sh/sh.md (calli): Emit jsr/n if possible.
1225 (calli_tbr_rel): New.
1226 (calli_pcrel): Emit jsr/n if possible.
1227 (return_i): Emit rts/n if possible.
1228 (call_valuei_tbr_rel): New.
1229 (call_valuei_pcrel): Add condition for SH2A target.
1230 (call_value): Likewise.
1231 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1232 (sh2a_get_function_vector_number): Likewise.
1233 (sh2a_is_function_vector_call): Likewise.
1234 * doc/extend.texi: Document TBR relative addressing of SH2A.
1235 (resbank): Add description for SH2A.
1237 2008-03-24 Richard Guenther <rguenther@suse.de>
1240 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1241 pointer assignments change conversions according to middle-end rules.
1242 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1243 * configure.ac: Include type checking in yes.
1244 * configure: Regenerate.
1246 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1248 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1249 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1251 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1253 * gthr-vxworks.h (UNUSED): Define.
1255 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1257 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1259 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1261 * doc/extend.texi (Function Attributes): Add missing comma in the
1262 example of the "alloc_size" attribute.
1264 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1267 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1269 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1272 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1275 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1276 of the underlying type of a MS bitfield layout to the natural
1277 alignment of the type.
1279 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1281 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1282 to their natural alignment to avoid store forwarding stalls.
1284 2008-03-22 Richard Guenther <rguenther@suse.de>
1286 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1287 For PHI nodes verify the address is invariant.
1288 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1289 (get_symbol_constant_value): Use is_gimple_min_invariant.
1290 (maybe_fold_stmt_indirect): Likewise.
1292 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1294 PR rtl-optimization/33927
1295 * Makefile.in (dse.o): Depend on $(TM_P_H).
1296 * expr.h (extract_low_bits): Declare.
1297 * expmed.c (extract_low_bits): New function.
1298 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1299 * dse.c: Include tm_p.h.
1300 (find_shift_sequence): Remove the read_reg argument and return the
1301 read value. Emit the instructions instead of returning them.
1302 Iterate on new_mode rather than calculating it each time.
1303 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1304 source to NEW_MODE and extract_low_bits to convert the shifted
1306 (replace_read): Allow the load and store to have different mode
1307 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1308 or extraction instructions before trying the replacement. Update
1309 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1311 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1313 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1314 to their natural alignment to avoid store forwarding stalls.
1316 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1319 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1320 encouraging but not allowing gprs for input;
1321 change the input constraint to !f#r.
1322 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1324 change the output constraint to !f#r.
1326 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1329 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1330 corresponding post-reload splitters.
1331 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1332 when x87 FP math is selected.
1333 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1334 New function prototype.
1335 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1336 unreachable function to ease macroization of insn patterns.
1338 2008-03-21 Martin Jambor <mjambor@suse.cz>
1340 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1341 reference dumps if ddr is NULL or dependence is unknown.
1343 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1345 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1346 unsigned extension into account.
1347 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1348 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1349 Do computations on a scratch register.
1351 2008-03-21 Richard Guenther <rguenther@suse.de>
1353 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1354 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1355 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1356 * tree-ssa-dom.c (record_equality): Likewise.
1357 * tree-inline.c (copy_body_r): Likewise.
1358 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1361 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1363 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1364 as 'delete_unused' argument.
1366 2008-03-20 Richard Guenther <rguenther@suse.de>
1368 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1369 special casing of constant qualifiers.
1370 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1371 care about them in general.
1372 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1373 regardless of their type.
1374 (fold_stmt_r): Forcefully fold *& if we end up with that.
1376 2008-03-20 Paul Brook <paul@codesourcery.com>
1378 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1379 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1381 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1383 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1384 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1386 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1388 * common.opt (Wmudflap): New option.
1389 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1390 (mx_register_decls): Likewise.
1391 (mudflap_finish_file): Likewise.
1392 * doc/invoke.texi: Document -Wno-mudflap.
1394 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1396 * c-format.c (replace_format_name_to_system_name): New.
1398 (convert_format_name_to_system_name): New.
1399 (decode_format_attr): Add use of convert_format_name_to_system_name.
1400 (format_types_orig): Add gnu_ prefix to names.
1401 (check_format_info_main): Special treating of \0 escaped names for
1402 supporting multi-character format specifiers as I32, I64.
1403 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1404 (gnu_target_overrides_format_attributes): New.
1405 * c-format.h: Add structure target_ovr_attr to hold
1406 system specific formatter names.
1407 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1408 msformat-c.o file to c_target_objs and cxx_target_objs.
1409 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1410 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1411 (TARGET_N_FORMAT_TYPES): New.
1412 * config/i386/msformat-c.c: New.
1413 * config/i386/t-cygming: Add build rule for msformat-c.o.
1414 * doc/extend.texi: Add new format names gnu_* and ms_* and
1416 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1418 2008-03-20 Ira Rosen <irar@il.ibm.com>
1420 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1421 optimizations turned on under -O3.
1422 (ftree-vectorize): Add that the flag is turned on with -O3.
1424 2008-03-20 Ben Elliston <bje@au.ibm.com>
1426 * regmove.c (try_auto_increment): Fix spelling error in comment.
1427 * final.c (final_scan_insn): Likewise.
1429 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1432 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1433 allocator preferences for "y" and "r" class registers.
1434 ("*mov<mode>_internal"): Ditto.
1435 ("*movv2sf_internal_rex64"): Ditto.
1436 ("*movv2sf_internal"): Ditto.
1438 2008-03-19 Michael Matz <matz@suse.de>
1441 * calls.c (expand_call): Check overlap of arguments with call
1442 address for sibcalls.
1444 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1447 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1448 of the underlying type of a MS bitfield layout to the natural
1449 alignment of the type.
1451 2008-03-19 Jan Hubicka <jh@suse.cz>
1454 * toplev.c (decode_d_option): Handle all CPP flags.
1455 * tree-vrp.c: Update tree_pass descriptors.
1456 * regrename.c: Update tree_pass descriptors.
1457 * fwprop.c: Update tree_pass descriptors.
1458 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1459 * tree-into-ssa.c: Update tree_pass descriptors.
1460 * tree-dump.c: Update tree_pass descriptors.
1461 * tree-complex.c: Update tree_pass descriptors.
1462 * tree-dump.h: Update tree_pass descriptors.
1463 * see.c: Update tree_pass descriptors.
1464 * cgraphbuild.c: Update tree_pass descriptors.
1465 * tracer.c: Update tree_pass descriptors.
1466 * tree-loop-distribution.c: Update tree_pass descriptors.
1467 * cgraph.c: Update tree_pass descriptors.
1468 * postreload-gcse.c: Update tree_pass descriptors.
1469 * postreload.c: Update tree_pass descriptors.
1470 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1471 * tree-tailcall.c: Update tree_pass descriptors.
1472 * tree-pass.h (tree_opt_pass): Rename to ...
1473 (opt_pass) ... this one; add "type" field and remove letter field.
1474 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1475 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1476 all_lowering_passes): Update declaration.
1477 * ipa-cp.c: Update tree_pass descriptors.
1478 * final.c: Update tree_pass descriptors.
1479 * omp-low.c: Update tree_pass descriptors.
1480 * tree-ssa-dse.c: Update tree_pass descriptors.
1481 * ipa-reference.c: Update tree_pass descriptors.
1482 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1483 * auto-inc-dec.c: Update tree_pass descriptors.
1484 * reorg.c: Update tree_pass descriptors.
1485 * cgraphunit.c: Update tree_pass descriptors.
1486 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1487 * tree-ssa-ccp.c: Update tree_pass descriptors.
1488 * df-core.c: Update tree_pass descriptors.
1489 * mode-switching.c: Update tree_pass descriptors.
1490 * tree-nomudflap.c: Update tree_pass descriptors.
1491 * modulo-sched.c: Update tree_pass descriptors.
1492 * ipa-pure-const.c: Update tree_pass descriptors.
1493 * cse.c: Update tree_pass descriptors.
1494 * web.c: Update tree_pass descriptors.
1495 * tree-stdarg.c: Update tree_pass descriptors.
1496 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1497 * tree-ssa-dom.c: Update tree_pass descriptors.
1498 * tree-nrv.c: Update tree_pass descriptors.
1499 * tree-ssa-alias.c: Update tree_pass descriptors.
1500 * loop-init.c: Update tree_pass descriptors.
1501 * gimple-low.c: Update tree_pass descriptors.
1502 * ipa-inline.c: Update tree_pass descriptors.
1503 * tree-ssa-sink.c: Update tree_pass descriptors.
1504 * global.c: Update tree_pass descriptors.
1505 * ifcvt.c: Update tree_pass descriptors.
1506 * jump.c: Update tree_pass descriptors.
1507 * predict.c: Update tree_pass descriptors.
1508 * tree-ssa-loop.c: Update tree_pass descriptors.
1509 * recog.c: Update tree_pass descriptors.
1510 * dse.c: Update tree_pass descriptors.
1511 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
1512 * tree-eh.c: Update tree_pass descriptors.
1513 * regmove.c: Update tree_pass descriptors.
1515 * function.c: Update tree_pass descriptors.
1516 * tree-vectorizer.c: Update tree_pass descriptors.
1517 * gcse.c: Update tree_pass descriptors.
1518 * ipa-type-escape.c: Update tree_pass descriptors.
1519 * tree-if-conv.c: Update tree_pass descriptors.
1520 * init-regs.c: Update tree_pass descriptors.
1521 * ipa.c: Update tree_pass descriptors.
1522 * tree-ssa-phiopt.c: Update tree_pass descriptors.
1523 * rtl-factoring.c: Update tree_pass descriptors.
1524 * lower-subreg.c: Update tree_pass descriptors.
1525 * bt-load.c: Update tree_pass descriptors.
1526 * tree-dfa.c: Update tree_pass descriptors.
1527 * except.c: Update tree_pass descriptors.
1528 * emit-rtl.c: Update tree_pass descriptors.
1529 * cfgexpand.c: Update tree_pass descriptors.
1530 * tree-cfgcleanup.c: Update tree_pass descriptors.
1531 * cfgcleanup.c: Update tree_pass descriptors.
1532 * tree-ssa-pre.c: Update tree_pass descriptors.
1533 * tree-sra.c: Update tree_pass descriptors.
1534 * tree-mudflap.c: Update tree_pass descriptors.
1535 * tree-ssa-copy.c: Update tree_pass descriptors.
1536 * cfglayout.c: Update tree_pass descriptors.
1537 * tree-ssa-forwprop.c: Update tree_pass descriptors.
1538 * tree-ssa-dce.c: Update tree_pass descriptors.
1539 * tree-ssa.c: Update tree_pass descriptors.
1540 * regclass.c: Update tree_pass descriptors.
1541 * integrate.c: Update tree_pass descriptors.
1542 * tree-optimize.c: Update tree_pass descriptors.
1543 * tree-ssa-phiprop.c: Update tree_pass descriptors.
1544 * tree-object-size.c: Update tree_pass descriptors.
1545 * combine.c: Update tree_pass descriptors.
1546 * tree-outof-ssa.c: Update tree_pass descriptors.
1547 * bb-reorder.c: Update tree_pass descriptors.
1548 * stack-ptr-mod.c: Update tree_pass descriptors.
1549 * var-tracking.c: Update tree_pass descriptors.
1550 * tree-profile.c: Update tree_pass descriptors.
1551 * tree-vect-generic.c: Update tree_pass descriptors.
1552 * reg-stack.c: Update tree_pass descriptors.
1553 * sched-rgn.c: Update tree_pass descriptors.
1554 * tree-ssa-structalias.c: Update tree_pass descriptors.
1555 * tree-cfg.c: Update tree_pass descriptors.
1556 * passes.c (current_pass): Update declaration.
1557 (finish_optimization_passes): Update.
1558 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
1559 (register_one_dump_file, register_dump_files_1, next_pass_1):
1561 (init_optimization_passes): Update handling of new types.
1562 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
1563 * ipa-struct-reorg.c: Update tree_pass descriptors.
1564 * tree-ssa-reassoc.c: Update tree_pass descriptors.
1565 * combine-stack-adj.c: Update tree_pass descriptors.
1566 * cfgrtl.c: Update tree_pass descriptors.
1567 * dce.c: Update tree_pass descriptors.
1568 * tree-ssanames.c: Update tree_pass descriptors.
1570 2008-03-19 Richard Guenther <rguenther@suse.de>
1573 * tree-ssa.c (walk_data): New structure.
1574 (warn_uninitialized_var): If not always_executed warn with "maybe"
1576 (execute_early_warn_uninitialized): Compute post-dominators.
1577 Initialize always_executed before processing each basic block.
1579 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1582 * config/i386/i386.c (x86_this_parameter): Calculate correct location
1583 of "this" pointer when "regparm = N" or "fastcall" is in effect.
1585 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1587 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
1589 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
1591 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
1593 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
1594 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
1595 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
1596 target after ignore has been set, and move there also the commputation
1597 of subtarget and original_target.
1598 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
1599 (LANG_HOOKS_INITIALIZER): Remove it.
1600 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
1602 2008-03-18 Richard Guenther <rguenther@suse.de>
1604 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
1605 found an expression with constants, note that in the VN for the lhs.
1606 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
1607 fold them to constants if possible. Run cleanup_cfg if done so.
1608 (execute_pre): Return todo.
1610 (execute_fre): Likewise.
1611 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
1613 (get_prop_source_stmt): Look through pointer conversions.
1615 2008-03-18 Jan Hubicka <jh@suse.cz>
1617 * tree-pretty-print.c: Include predict.h.
1618 (dump_generic_node): Dump predictor.
1619 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
1620 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
1621 * gimple-low.c (lower_stmt): Likewise.
1622 * expr.c (expand_expr_real): Likewise.
1623 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
1625 (build_predict_expr, build_predict_expr): New.
1626 * predict.h (predictor_name, build_predict_expr): Update.
1627 * c-typeck.c (c_finish_bc_stmt): Add prediction.
1628 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
1629 * predict.def (PRED_CONTINUE): Update hitrate.
1630 * tree.def (PREDICT_EXPR): Define.
1631 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
1632 do not handle BIND_EXPR.
1633 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
1634 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
1635 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
1638 2008-03-18 Michael Matz <matz@suse.de>
1640 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
1642 2008-03-18 Richard Guenther <rguenther@suse.de>
1644 * tree-gimple.h (is_gimple_invariant_address): Declare.
1645 (is_gimple_constant): Likewise.
1646 * tree-gimple.c (is_gimple_constant): New function.
1647 (is_gimple_invariant_address): Likewise.
1648 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
1649 and is_gimple_invariant_address.
1650 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
1652 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1653 an addressable base.
1655 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1658 * gimplify.c (gimplify_expr): Gimplify second operand of
1661 2008-03-17 Richard Guenther <rguenther@suse.de>
1663 PR tree-optimization/19637
1664 * fold-const.c (fold_unary): Remove restrictions of removing
1665 intermediate pointer-conversions (P2)(P1)P0.
1666 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1667 conversion to void pointer.
1668 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1670 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1673 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1674 emulated thread local variables.
1676 2008-03-16 Richard Guenther <rguenther@suse.de>
1679 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1680 expand TREE_INVARIANT operations that are not gimple invariant.
1682 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1684 * doc/extend.texi (Alignment): Say that the ABI controls
1685 the __alignof__ for non-strict-alignment targets rather
1686 than being a recommendation.
1688 2008-03-15 Paul Brook <paul@codesourcery.com>
1690 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1692 (arm_output_fn_unwind): Mark functions that can not be unwound.
1694 2008-03-15 Paul Brook <paul@codesourcery.com>
1696 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1697 extension instructions.
1699 2008-03-15 Richard Guenther <rguenther@suse.de>
1701 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1702 and fold constant aggregate refs.
1703 (fold_const_aggregate_ref): Handle string constants
1704 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1705 (evaluate_stmt): Simplify now that ccp_fold folds constant
1708 2008-03-15 Paul Brook <paul@codesourcery.com>
1710 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
1711 (extzv): Use gen_extzv_t2.
1712 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
1714 2008-03-15 Richard Guenther <rguenther@suse.de>
1716 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
1717 (fold_const_aggregate_ref): Likewise.
1718 (get_value): Return NULL if we don't have any values.
1719 (ccp_finalize): Set const_val to NULL after freeing it.
1720 * tree-flow.h (get_symbol_constant_value): Declare.
1721 (fold_const_aggregate_ref): Likewise.
1722 * tree-ssa-sccvn.c (try_to_simplify): Use them.
1724 2008-03-15 Richard Guenther <rguenther@suse.de>
1727 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
1728 to not produce negative array indices if not allowed. Add
1729 parameter to indicate that.
1730 (maybe_fold_offset_to_component_ref): Allow negative array
1731 indices only for the first member of a structure.
1732 (maybe_fold_offset_to_reference): Allow negative array indices.
1733 (maybe_fold_stmt_addition): Likewise.
1735 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
1736 Anatoly Sokolov <aesok@post.ru>
1738 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
1739 (avr_arch): Add ARCH_AVR6.
1740 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
1741 (initial_elimination_offset): Initialize and use 'avr_pc_size'
1742 instead of fixed value 2.
1743 (print_operand_address): Use gs() asm specifier instead of pm().
1744 (avr_assemble_integer): (Ditto.).
1745 (avr_output_addr_vec_elt): (Ditto.).
1746 (print_operand): Handle "!" code.
1747 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
1748 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
1749 (AVR_HAVE_EIJMP_EICALL): Define.
1750 (AVR_3_BYTE_PC): Redefine.
1751 (AVR_2_BYTE_PC): (Ditto.).
1752 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
1753 (LINK_SPEC): Add atmega2560 and atmega2561.
1754 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
1756 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
1757 for 3 byte PC devices.
1758 (call_value_insn): (Ditto.).
1759 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
1760 (indirect_jump): Use only for for 2 byte PC devices.
1761 (*tablejump): (Ditto.).
1762 (*indirect_jump_avr6): Add insn.
1763 (*tablejump_rjmp): Don't use for 3 byte PC devices.
1764 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
1765 instead of ijmp for 3 byte PC devices.
1766 (__tablejump2__): (Ditto.).
1767 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
1768 (MULITLIB_DIRNAMES): (Ditto.).
1769 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
1771 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
1773 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
1774 "sse2_umulsidi3". Use V1DI mode for operand 0.
1775 ("mmx_psadbw"): Use V1DI mode for operand 0.
1776 * config/i386/i386-modes.def (V1SI): New vector mode.
1777 * config/i386/i386.c (struct builtin_description)
1778 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
1779 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
1780 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
1781 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
1782 v1di_ftype_v8qi_v8qi type.
1783 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
1785 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
1786 __builtin_ia32_pmuludq]: Fix the mode of return value.
1788 2008-03-15 Richard Guenther <rguenther@suse.de>
1791 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
1794 2008-03-14 Bob Wilson <bob.wilson@acm.org>
1796 * doc/invoke.texi (Option Summary, Xtensa Options): Document
1797 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
1798 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
1799 unless TARGET_SERIALIZE_VOLATILE is enabled.
1800 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
1801 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
1802 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
1804 2008-03-14 Richard Guenther <rguenther@suse.de>
1806 PR tree-optimization/34172
1807 * tree-flow.h (refs_may_alias_p): Declare.
1808 (get_single_def_stmt): Likewise.
1809 (get_single_def_stmt_from_phi): Likewise.
1810 (get_single_def_stmt_with_phi): Likewise.
1811 * tree-dfa.c (refs_may_alias_p): New function.
1812 (get_single_def_stmt): Likewise.
1813 (get_single_def_stmt_from_phi): Likewise.
1814 (get_single_def_stmt_with_phi): Likewise.
1815 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
1816 (vn_reference_lookup_1): New helper function.
1817 (vn_reference_lookup): Walk the virtual use-def chain to
1818 continue searching for a match if the def does not alias the
1819 reference we are looking for.
1821 2008-03-14 David Edelsohn <edelsohn@gnu.org>
1823 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
1824 archive and Perzl. Update The Written Word listing.
1826 2008-03-14 Richard Guenther <rguenther@suse.de>
1828 PR tree-optimization/34043
1829 PR tree-optimization/33989
1830 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
1832 (bitmap_find_leader): Use extra argument to verify dominance
1833 relationship inside a basic-block.
1834 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
1835 (find_leader_in_sets): Adjust.
1836 (create_component_ref_by_pieces): Take extra argument for
1837 dominance check, handle lookup failures.
1838 (find_or_generate_expression): Likewise.
1839 (create_expression_by_pieces): Likewise.
1840 (insert_into_preds_of_block): Adjust.
1841 (create_value_expr_from): If asked for, verify all operands
1842 are in the blocks AVAIL_OUT set.
1843 (make_values_for_stmt): Check for SSA_NAMEs that are life
1844 over an abnormal edge.
1845 (compute_avail): Remove such check.
1846 (do_SCCVN_insertion): New function.
1847 (eliminate): If we do not find a leader suitable for replacement
1848 insert a replacement expression from SCCVN if available.
1849 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
1850 (struct vn_ssa_aux): Add needs_insertion flag.
1851 * tree-ssa-sccvn.c (may_insert): New global flag.
1852 (copy_reference_ops_from_ref): Value-number union member access
1853 based on its size, not type and member if insertion is allowed.
1854 (visit_reference_op_load): For a weak match from union type
1855 punning lookup a view-converted value and insert a SSA_NAME
1856 for that value if that is not found.
1857 (visit_use): Make dumps shorter. Do not disallow value numbering
1858 SSA_NAMEs that are life over an abnormal edge to constants.
1859 (free_scc_vn): Release inserted SSA_NAMEs.
1860 (run_scc_vn): New flag to specify whether insertion is allowed.
1861 Process SSA_NAMEs in forward order.
1862 * tree-ssa-loop-im.c (for_each_index): Handle invariant
1863 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
1864 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
1865 pointer type to/from integral types that do not change the
1866 precision to regular conversions.
1868 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1870 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1871 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1872 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
1873 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
1874 input arguments and the mode of return value. Built-in functions
1875 that operate on whole 64-bit MMX register now use V1DI mode.
1877 2008-03-13 Alon Dayan <alond@il.ibm.com>
1878 Olga Golovanevsky <olga@il.ibm.com>
1880 PR tree-optimization/35041
1881 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
1882 to locate the right position in a statement.
1884 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1888 * config/i386/xmmintrin.h: Change all static inline functions to
1889 extern inline and add __gnu_inline__ attribute.
1890 * config/i386/bmintrin.h: Ditto.
1891 * config/i386/smmintrin.h: Ditto.
1892 * config/i386/tmmintrin.h: Ditto.
1893 * config/i386/mmintrin-common.h: Ditto.
1894 * config/i386/ammintrin.h: Ditto.
1895 * config/i386/emmintrin.h: Ditto.
1896 * config/i386/pmmintrin.h: Ditto.
1897 * config/i386/mmintrin.h: Ditto.
1898 * config/i386/mm3dnow.h: Ditto.
1900 2008-03-13 Jakub Jelinek <jakub@redhat.com>
1903 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
1904 (lower_omp_2): New function.
1905 (lower_omp_1, lower_omp): Rewritten.
1907 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
1910 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
1911 with the phrase "Microsoft Windows compilers".
1912 (Push/Pop Macro Pragmas): New subsection. Document
1913 #pragma push_macro and pragma pop_macro.
1915 2008-03-12 Paul Brook <paul@codesourcery.com>
1917 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
1919 2008-03-12 Paul Brook <paul@codesourcery.com>
1921 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
1922 (thumb2_alusi3_short): Exclude PLUS and MINUS.
1923 (thumb2_addsi_shortim): Rename ...
1924 (thumb2_addsi_short): ... to this. Allow register operands.
1925 (thumb2_subsi_short): New pattern.
1926 (thumb2_one_cmplsi2_short,
1927 thumb2_negsi2_short): New patterns and peepholes.
1929 2008-03-12 Paul Brook <paul@codesourcery.com>
1931 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
1933 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
1935 * config/i386/i386.md (int_cond): New code iterator.
1937 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
1938 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
1939 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
1940 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
1941 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
1942 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
1943 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
1944 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
1946 2008-03-12 Paul Brook <paul@codesourcery.com>
1948 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
1949 instead of {arm,thumb}_compute_save_reg_mask.
1950 (output_return_instruction): Ditto.
1951 (thumb_unexpanded_epilogue): Ditto.
1952 (thumb1_expand_prologue): Ditto.
1953 (thumb1_output_function_prologue): Ditto.
1954 (arm_set_return_address): Ditto.
1955 (thumb_set_return_address): Ditto.
1956 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
1957 regs to achieve stack alignment.
1958 (thumb1_compute_save_reg_mask): Fix compiler warning.
1959 (arm_output_epilogue): Use offsets->saved_regs_mask.
1960 Adjust stack pointer by poping call clobered registers.
1961 (arm_expand_prologue): Use offsets->saved_regs_mask.
1962 Adjust stack pointer by pushing extra registers.
1963 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
1965 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
1968 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
1969 conversion to the operands of a multiplication.
1971 2008-03-12 Richard Guenther <rguenther@suse.de>
1973 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
1974 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
1975 * timevar.def (TV_TREE_PHIPROP): Add.
1976 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
1977 pass description. Use TV_TREE_PHIPROP.
1978 * tree-ssa-forwprop.c: Remove phiprop code.
1980 2008-03-12 Jakub Jelinek <jakub@redhat.com>
1983 * omp-low.c (maybe_lookup_decl): Constify first argument.
1984 (use_pointer_for_field): Change last argument from bool to
1985 omp_context *. Disallow shared copy-in/out in nested
1986 parallel if decl is shared in outer parallel too.
1987 (build_outer_var_ref, scan_sharing_clauses,
1988 lower_rec_input_clauses, lower_copyprivate_clauses,
1989 lower_send_clauses, lower_send_shared_vars): Adjust callers.
1991 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
1992 Ira Rosen <irar@il.ibm.com>
1994 * tree-vectorizer.c (free_stmt_vec_info): New function.
1995 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
1996 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
1997 * tree-vectorizer.h (free_stmt_vec_info): Declare.
1998 * tree-vect-transform.c (vectorizable_conversion): Free
1999 vec_oprnds0 if it was allocated.
2000 (vect_permute_store_chain): Remove unused VECs.
2001 (vectorizable_store): Free VECs that are allocated in the..
2003 (vect_transform_strided_load, vectorizable_load): Likewise.
2004 (vect_remove_stores): Simplify the code.
2005 (vect_transform_loop): Move code to vect_remove_stores().
2006 Call vect_remove_stores() and free_stmt_vec_info().
2008 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2010 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
2011 TARGET_HPUX. Revise comment.
2012 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
2013 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
2014 Use sr4 variant of `be' instruction when not generating PIC code.
2015 (attr_length_call): Adjust for above change.
2017 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2019 * ipa-reference.c (static_execute): Remove module_statics_const and
2020 associated setting code.
2022 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2025 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
2026 predicate for operand 1.
2027 (paritysi2_cmp): Use register_operand predicate for operand 2.
2028 Use earlyclobber modifier for operand 1. Remove support for
2030 (paritydi2_cmp): Use register_operand predicate for operand 3.
2031 Use earlyclobber modifier for operand 1. Remove support for
2034 2008-03-11 Paul Brook <paul@codesourcery.com>
2035 Vladimir Prus <vladimir@codesourcery.com>
2037 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2038 (arm_compute_save_reg0_reg12_mask): Always
2039 check if register 11 must be saved. Always safe hard frame pointer
2040 when frame_pointer_needeed.
2041 (arm_compute_save_reg_mask): Save IP and PC
2042 only with apcs frames.
2043 (arm_output_epilogue): Adjust Thumb2 codepath to
2044 be also invoked and work for ARM non-apcs frames.
2045 (arm_expand_prologue): Don't bother saving IP
2046 for non-apcs frame, since it's not clobbered by
2047 prologue code. Implement non-apcs frame
2050 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2052 PR rtl-optimization/35281
2053 * expr.c (convert_move): Use a new pseudo for the intermediate
2054 from_mode->word_mode result.
2056 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2058 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2059 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2060 * toplev.c (compile_file): Don't call it.
2062 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2065 * expr.c (store_expr): Call emit_block_move if the mode
2066 of "temp" RTX is BLKmode.
2068 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2069 Richard Guenther <rguenther@suse.de>
2071 PR tree-optimization/31358
2072 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2073 the step with a NULL_TREE.
2074 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2075 to sizetype if type is a pointer type.
2076 (add_candidate_1): Don't convert the base and step to
2077 the generic type if the orginal type is a pointer type.
2078 (add_iv_value_candidates): Use sizetype for the step
2079 if type is a pointer type.
2080 (cand_value_at): Likewise.
2081 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2083 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2084 Don't convert the tem affine to the type.
2085 (add_elt_to_tree): Use sizetype for the step if a pointer.
2086 Use POINTER_PLUS_EXPR for pointers.
2087 (aff_combination_to_tree): Use sizetype for the step if a
2090 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2092 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2093 Remove commutativity hint.
2095 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2099 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2100 errorneous type. Check that v is a VAR_DECL.
2103 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2105 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2107 PR tree-optimization/35494
2108 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2109 may be overriden at link and run time.
2111 2008-03-10 Richard Guenther <rguenther@suse.de>
2113 PR tree-optimization/34677
2114 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2115 (poolify_tree): Likewise.
2116 (modify_expr_template): Likewise.
2117 (poolify_modify_stmt): Likewise.
2118 (insert_fake_stores): Handle all component-ref style stores
2119 in addition to INDIRECT_REF. Also handle complex types.
2120 Do not poolify the inserted load.
2121 (realify_fake_stores): Do not rebuild the tree but only
2122 make it a SSA_NAME copy.
2123 (init_pre): Remove initialzation of modify_expr_template.
2124 Do not allocate modify_expr_node_pool.
2125 (fini_pre): Do not free modify_expr_node_pool.
2127 2008-03-10 Paul Brook <paul@codesourcery.com>
2129 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2132 2008-03-10 Paul Brook <paul@codesourcery.com>
2133 Mark Shinwell <shinwell@codesourcery.com>
2135 * config/arm/cortex-r4.md: New.
2136 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2138 * config/arm/arm.md: Include cortex-r4.md.
2139 (insn): Add smmls, sdiv and udiv values.
2140 (generic_sched): Don't use generic scheduling for Cortex-R4.
2141 (arm_issue_rate): New function.
2142 (TARGET_SCHED_ISSUE_RATE): Define.
2144 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2146 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2148 2008-03-10 Richard Guenther <rguenther@suse.de>
2150 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2151 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2153 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2155 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2156 Set default to true.
2158 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2160 * c.opt (Wsynth): Deprecate.
2161 * doc/invoke.texi (Option Summary, Warning Options): Document
2162 -Wno-format-contains-nul.
2164 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2167 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2168 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2170 2008-03-09 Ira Rosen <irar@il.ibm.com>
2172 * config/rs6000/rs6000.c (builtin_description): Rename vector
2173 left shift operations.
2174 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2175 (altivec_vsl<VI_char>): Rename to ...
2176 (ashl<mode>3): ... new name.
2177 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2179 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2181 2008-03-08 Richard Guenther <rguenther@suse.de>
2183 * coverage.h (tree_coverage_counter_addr): Declare.
2184 * coverage.c (tree_coverage_counter_addr): New function.
2185 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2187 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2188 (tree_gen_one_value_profiler): Likewise.
2189 (tree_gen_ic_profiler): Likewise.
2190 (tree_gen_average_profiler): Likewise.
2191 (tree_gen_ior_profiler): Likewise.
2193 2008-03-08 Richard Guenther <rguenther@suse.de>
2195 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2196 (vn_binary_op_insert): Likewise.
2197 (vn_unary_op_lookup): Likewise.
2198 (vn_unary_op_insert): Likewise.
2199 (vn_nary_op_lookup): Declare.
2200 (vn_nary_op_insert): Likewise.
2201 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2202 and binary hashes, use a single obstack for unary_op_pool
2204 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2205 a single struct vn_nary_op_s. Store tree code length and
2206 a variable number of operands.
2207 (struct vn_reference_op_struct): Remove unused op2.
2208 (vn_reference_op_eq): Do not compare op2.
2209 (vn_reference_op_compute_hash): Do not compute hash of op2.
2210 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2211 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2212 with vn_nary_op_compute_hash.
2213 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2214 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2216 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2218 (visit_unary_op): Call nary functions.
2219 (visit_binary_op): Likewise.
2220 (process_scc): Adjust for struct vn_tables_s changes.
2221 (allocate_vn_table): Likewise.
2222 (free_vn_table): Likewise.
2223 * tree-vn.c (vn_add): Call nary functions.
2224 (vn_lookup): Likewise.
2226 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2229 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2230 wdst back after sync_compare_and_swapqhi_internal.
2232 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2235 * config/i386/i386-modes.def (V1DI): New vector mode.
2236 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2237 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2238 (MMXMODE248): Ditto.
2239 (MMXMODE): Add V1DI mode.
2240 (mmxvecsize): Change DI mode to V1DI mode.
2241 ("mov<mode>): Use MMXMODEI8 mode iterator.
2242 ("*mov<mode>_internal_rex64"): Ditto.
2243 ("*mov<mode>_internal"): Ditto.
2244 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2245 ("mmx_sub<mode>3"): Ditto.
2246 ("mmx_adddi3"): Remove insn pattern.
2247 ("mmx_subdi3"): Ditto.
2248 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2249 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2250 ("mmx_ashl<mode>3"): Ditto.
2251 ("mmx_lshrdi3"): Remove insn pattern.
2252 ("mmx_ashldi3"): Ditto.
2253 * config/i386/i386.c (classify_argument): Handle V1DImode.
2254 (function_arg_advance_32): Ditto.
2255 (function_arg_32): Ditto.
2256 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2257 mmx_addv1di3 insn pattern.
2258 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2259 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2260 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2261 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2262 Remove definitions of built-in functions.
2263 (V1DI_type_node): New node.
2264 (v1di_ftype_v1di_int): Ditto.
2265 (v1di_ftype_v1di_v1di): Ditto.
2266 (v2si_ftype_v2si_si): Ditto.
2267 (v4hi_ftype_v4hi_di): Remove node.
2268 (v2si_ftype_v2si_di): Ditto.
2269 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2270 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2271 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2272 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2273 Add new builtins using def_builtin_const.
2274 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2275 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2276 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2277 * config/i386/mmintrin.h (__v1di): New typedef.
2278 (_mm_add_si64): Cast arguments to __v1di type.
2279 (_mm_sub_si64): Ditto.
2280 (_mm_sll_pi16): Cast __count to __v4hi type.
2281 (_mm_sll_pi32): Cast __count to __v2si type.
2282 (_mm_sll_si64): Cast arguments to __v1di type.
2283 (_mm_srl_pi16): Cast __count to __v4hi type.
2284 (_mm_srl_pi32): Cast __count to __v2si type.
2285 (_mm_srl_si64): Cast arguments to __v1di type.
2286 (_mm_sra_pi16): Cast __count to __v4hi type.
2287 (_mm_sra_pi32): Cast __count to __v2si type.
2288 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2289 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2290 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2291 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2292 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2293 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2294 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2295 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2296 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2297 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2298 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2299 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2301 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2303 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2305 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2308 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2309 reg+const addressing for Altivec modes. Don't generate reg+reg
2310 addressing for TFmode or TDmode quantities.
2312 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2314 * c-common.c (vector_types_convertible_p): Call langhook
2315 instead of comptypes.
2317 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2320 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2321 integral and scalar float variables which have a
2324 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2326 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2327 dwarf_register_span hook when emitting unwind information for
2328 register-to-memory saves.
2329 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2330 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2332 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2334 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2335 for the same VAR_DECL.
2337 2008-03-06 Tom Tromey <tromey@redhat.com>
2340 * doc/standards.texi (Standards): Don't mention treelang.
2341 * doc/invoke.texi (Overall Options): Don't mention treelang.
2342 * doc/install.texi (Prerequisites): Don't mention bison or
2344 (Configuration): Don't mention treelang.
2345 (Building): Likewise.
2346 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2348 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2350 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2351 word-extractions out of a multi-word object.
2353 2008-03-06 Richard Guenther <rguenther@suse.de>
2355 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2356 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2357 result type and precision.
2358 * expr.c (get_inner_reference): Set unsignedp based on the result
2359 type of BIT_FIELD_REF.
2360 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2361 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2362 (try_instantiate_multiple_fields): Likewise. Use the correct type
2364 (sra_build_assignment): Likewise.
2365 (sra_build_elt_assignment): Likewise.
2366 (sra_explode_bitfield_assignment): Likewise.
2367 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2368 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2369 set BIT_FIELD_REF_UNSIGNED.
2370 (vectorizable_load): Likewise.
2372 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2374 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2377 2008-03-06 Richard Guenther <rguenther@suse.de>
2379 * alias.c (struct alias_set_entry): Move has_zero_child field
2380 to pack with alias_set.
2382 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2384 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2387 2008-03-05 Ian Lance Taylor <iant@google.com>
2389 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2391 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2393 * fwprop.c (update_df): Support width and offset parameters of
2395 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2396 global_conflicts): Change DF_REF_EXTRACT to either
2397 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2398 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2399 * df-scan.c (df_ref_record, df_defs_record,
2400 df_ref_create_structure, df_def_record_1, df_uses_record,
2401 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2402 df_bb_refs_collect, df_entry_block_defs_collect,
2403 df_exit_block_uses_collect): Support new width and offset fields.
2404 (ref_extract_pool): New storage pool.
2405 (df_free_ref): New function.
2406 (df_reg_chain_unlink, df_free_collection_rec,
2407 df_sort_and_compress_refs): Call df_free_ref.
2408 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2410 (df_ref_create_structure): Allocate df_ref_extract if offset and
2411 width fields are used.
2412 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2413 (df_uses_record): Get offset and width from ZERO_EXTRACT
2415 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2416 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2417 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2418 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2419 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2420 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2421 (df_ref_extract): New structure.
2422 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2423 (df_ref_create): Add width and offset parameters.
2425 2008-03-05 Richard Guenther <rguenther@suse.de>
2427 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2428 Use ranges_overlap_p.
2429 (offset_overlaps_with_access): Rename
2430 to ranges_overlap_p and move ...
2431 * tree-flow-inline.h (ranges_overlap_p): ... here.
2433 * tree.h (get_inner_reference, handled_component_p): Update
2436 * tree.h (record_component_aliases, get_alias_set,
2437 alias_sets_conflict_p, alias_sets_must_conflict_p,
2438 objects_must_conflict_p): Move declarations ...
2439 * alias.h (record_component_aliases, get_alias_set,
2440 alias_sets_conflict_p, alias_sets_must_conflict_p,
2441 objects_must_conflict_p): ... here.
2442 Include coretypes.h.
2443 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2445 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2447 * cfg.c: Include tree-flow.h.
2448 (remove_edge_raw): Call redirect_edge_var_map_clear.
2449 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2450 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2451 (redirect_edge_var_map_result): New.
2452 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2453 PENDING_STMT use with redirect_edge_var_map_*.
2454 * tree-ssa.c (edge_var_maps): New definition.
2455 (redirect_edge_var_map_add): New.
2456 (redirect_edge_var_map_clear): New.
2457 (redirect_edge_var_map_dup): New.
2458 (redirect_edge_var_map_vector): New.
2459 (redirect_edge_var_map_destroy): New.
2460 (ssa_redirect_edge): Replace PENDING_STMT use with
2461 redirect_edge_var_map_*.
2462 (flush_pending_stmts): Same.
2463 (delete_tree_ssa): Destroy edge var map.
2464 * tree-flow.h (struct _edge_var_map): New.
2465 Define edge_var_map vector type.
2466 Declare redirect_edge_var_map_* prototypes.
2467 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2468 * tree-cfg.c (reinstall_phi_args): Replace
2469 PENDING_STMT use with redirect_edge_var_map_*.
2471 2008-03-05 Richard Guenther <rguenther@suse.de>
2473 PR tree-optimization/35472
2474 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2475 whose single use_stmt has a overlapping set of loaded and
2476 stored symbols as that use_stmt might be a noop assignment then.
2478 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2480 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2482 2008-03-05 Richard Guenther <rguenther@suse.de>
2485 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2486 should be constants.
2487 * tree-cfg.c (verify_expr): Verify it.
2488 * fold-const.c (fold_truthop): Remove code generating
2489 BIT_FIELD_REFs of structure bases.
2490 (fold_binary): Likewise.
2491 (fold_ternary): Position and size of BIT_FIELD_REFs are
2492 always host integers.
2493 (make_bit_field_ref): Remove.
2494 (optimize_bit_field_compare): Remove.
2495 (all_ones_mask_p): Remove.
2497 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2500 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2501 (split_block_and_df_analyze): New. Split basic block and rebuild
2503 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2505 (split_pattern_seq): Likewise.
2506 (erase_matching_seqs): Likewise.
2507 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2509 2008-03-04 Geoff Keating <geoffk@apple.com>
2511 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
2512 declaration and code.
2513 (tree_invalid_nonnegative_warnv_p): Likewise.
2515 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2517 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
2518 examples. Truncate option-names then causing overfull hbox.
2520 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2523 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
2525 * configure: Rebuilt.
2527 2008-03-04 Rafael Espindola <espindola@google.com>
2529 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
2530 (tree_unary_nonnegative_warnv_p): New.
2531 (tree_binary_nonnegative_warnv_p): New.
2532 (tree_single_nonnegative_warnv_p): New.
2533 (tree_invalid_nonnegative_warnv_p): New.
2534 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2536 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2539 * opts.c (handle_option): Postpone 'unknown option' errors only for
2542 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
2545 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
2548 2008-03-04 Rafael Espindola <espindola@google.com>
2550 * fold-const.c (tree_unary_nonzero_warnv_p): New.
2551 (tree_binary_nonzero_warnv_p): New.
2552 (tree_single_nonzero_warnv_p): New.
2553 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
2555 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
2558 * fold-const.c (fold_cond_expr_with_comparison): Prevent
2559 transformations for modes that have signed zeros.
2560 * ifcvt.c (noce_try_abs): Ditto.
2562 2008-03-04 Joseph Myers <joseph@codesourcery.com>
2564 * config/i386/i386.c (override_options): Force
2565 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
2567 2008-03-04 Jan Hubicka <jh@suse.cz>
2570 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
2573 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2575 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
2576 label to probe the stack.
2578 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2580 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
2581 (__gthr_win32_mutex_destroy): Declare.
2582 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
2583 __gthr_win32_mutex_destroy.
2584 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2586 2008-03-03 Jan Hubicka <jh@suse.cz>
2589 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
2590 aggressive on inlining cold calls.
2592 2008-03-03 Richard Guenther <rguenther@suse.de>
2594 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
2595 struct copies into the expression table.
2596 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
2597 (try_to_simplify): Likewise.
2598 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
2599 integral and pointer arguments which do not change the
2600 precision to NOP_EXPRs.
2601 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
2602 VIEW_CONVERT_EXPR case.
2604 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
2606 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
2607 defined in a loop at depth 0 is invariant.
2608 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2609 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
2610 be called at loop depth 0.
2612 2008-03-02 Jakub Jelinek <jakub@redhat.com>
2615 * gcc.c (process_command): Update copyright notice dates.
2616 * gcov.c (print_version): Likewise.
2617 * gcov-dump.c (print_version): Likewise.
2618 * mips-tfile.c (main): Likewise.
2619 * mips-tdump.c (main): Likewise.
2621 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2624 * c-common.c (flag_permissive): Delete.
2625 (constant_expression_warnings): Check flags first.
2626 (constant_expression_error): New.
2627 * c-common.h (flag_permissive): Delete.
2628 (constant_expression_error): Declare.
2629 * flags.h (flag_permissive): Declare. Update description.
2630 * diagnostic.c (pedwarn): Update.
2632 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
2633 (permissive_error_kind): New.
2634 * toplev.c (flag_permissive): Define. Update description.
2635 * toplev.h (permissive_error_kind): Declare.
2636 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
2637 (pedwarn_c90): Use pedantic_warning_kind.
2638 * c-opts.c (c_common_post_options): flag_permissive does not affect
2639 flag_pedantic_errors.
2641 2008-03-02 Joseph Myers <joseph@codesourcery.com>
2643 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
2644 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
2645 __absvsi2, __absvDI2): Use unsigned arithmetic.
2647 2008-03-02 Andi Kleen <ak@suse.de>
2648 Richard Guenther <rguenther@suse.de>
2650 * struct-equiv.c: Remove file.
2651 * cfg_cleanup.c (condjump_equiv_p): Remove.
2652 * Makefile.in (OBJS-common): Remove struct-equiv.o.
2653 (struct-equiv.o): Remove rule.
2654 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2655 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2656 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2658 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2660 * ifcvt.c (noce_process_if_block): Try to handle only the then
2661 block if the else block exists but isn't suitable.
2663 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2666 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2667 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2668 regression from previous patch.
2670 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2673 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2675 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2676 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2677 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2678 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2679 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2680 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2681 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2682 (__gthread_mutex_destroy_function): Rename to
2683 __gthread_mutex_destroy.
2684 * gthr-dce.h (__gthread_mutex_destroy): Call
2685 pthread_mutex_destroy.
2686 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2687 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2688 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2690 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2692 * df-scan.c (df_ref_chain_change_bb): Simplify.
2693 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2694 set_block_for_insn if there's any change.
2695 * df.h ((df_insn_change_bb): Fix prototype.
2696 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2697 df_insn_change_bb, don't call set_block_for_insn.
2698 * emit-rtl.c (reorder_insns): Likewise.
2699 * haifa-sched.c (move_insn): Likewise.
2701 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2703 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2705 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2707 * tree-flow-inline.h (next_readonly_imm_use): Return
2708 NULL_USE_OPERAND_P after the end.
2710 2008-03-01 Richard Guenther <rguenther@suse.de>
2712 PR tree-optimization/35411
2713 * tree-sra.c (sra_build_assignment): Split conversion to
2714 final type to a separate statement if we are not assigning
2717 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2719 * fold-const.c (fold_convertible_p): Correct the logic to follow
2720 that in fold_convert().
2722 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
2725 * tree-inline.c (build_duplicate_type): When we make a
2726 duplicate type, make it unique in the canonical types system.
2728 2008-02-29 Tom Tromey <tromey@redhat.com>
2730 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
2731 input_file_stack_history, input_file_stack_restored): Remove.
2732 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2733 * input.h (struct file_stack): Remove.
2734 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2735 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
2737 * diagnostic.h (struct diagnostic_context) <last_module>: Change
2739 (diagnostic_last_module_changed): Add 'map' argument.
2740 (diagnostic_set_last_function): Likewise.
2741 * diagnostic.c (undiagnostic_report_current_module): Iterate using
2742 line map, not input_file_stack.
2743 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2745 2008-02-29 Paul Brook <paul@codesourcery.com>
2747 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2749 2008-02-29 Paul Brook <paul@codesourcery.com>
2751 * config/arm/ieee754-df.S (muldf3): Use RET macros.
2753 2008-02-29 Richard Guenther <rguenther@suse.de>
2755 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
2757 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
2758 value for comparing for a store match.
2759 (simplify_unary_expression): Do nothing for SSA_NAMEs.
2760 (try_to_simplify): Do not do a full-blown reference lookup.
2762 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2764 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
2765 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2767 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2769 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
2771 * tree-loop-linear.c (try_interchange_loops): Compare memory access
2772 strides against cache sizes.
2774 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2776 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
2779 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
2781 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
2782 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
2783 is smaller than the original promoted value.
2784 (simplify_subreg): If OP is a SUBREG, try to preserve its
2785 SUBREG_PROMOTED_VAR_P information.
2787 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
2789 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
2790 (VN_INFO_GET): Allocate new objects on the obstack.
2791 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
2792 for rpo_numbers_temp, for consistency.
2793 (free_scc_vn): Free the obstack.
2795 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
2797 * doc/invoke.texi: Document -ftree-loop-distribution.
2798 * tree-loop-distribution.c: New.
2799 * tree-pass.h (pass_loop_distribution): New.
2800 * graphds.h (struct graph): Add htab_t indices.
2801 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
2802 * tree-vectorizer.c (rename_variables_in_loop): Extern.
2803 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
2804 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
2805 * tree-data-ref.c (debug_data_dependence_relations): New.
2806 (dump_data_dependence_relation): Also print data references.
2807 (free_data_ref): Extern.
2808 (same_access_functions): Moved...
2809 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
2810 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2811 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
2812 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
2813 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
2814 (stmts_from_loop): Skip LABEL_EXPR.
2815 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
2817 (build_rdg): Initialize rdg->indices htab.
2818 (free_rdg, stores_from_loop, ref_base_address,
2819 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
2820 have_similar_memory_accesses_1, ref_base_address_1,
2821 remove_similar_memory_refs): New.
2822 * tree-data-ref.h: Depend on tree-chrec.h.
2823 (debug_data_dependence_relations, free_data_ref): Declared.
2824 (same_access_functions): ... here.
2825 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
2827 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
2828 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
2829 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
2830 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2831 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
2832 rdg_vertex_for_stmt): Declared.
2833 (struct rdg_edge): Add level.
2835 (free_rdg, stores_from_loop, remove_similar_memory_refs,
2836 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
2838 (rdg_has_similar_memory_accesses): New.
2839 * tree-vect-analyze.c: Remove unused static decls.
2840 * lambda.h (dependence_level): New.
2841 * common.opt (ftree-loop-distribution): New.
2842 * tree-flow.h (mark_virtual_ops_in_bb,
2843 slpeel_tree_duplicate_loop_to_edge_cfg,
2844 rename_variables_in_loop): Declared.
2845 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
2846 (OBJS-common): Add tree-loop-distribution.o.
2847 (tree-loop-distribution.o): New rule.
2848 * tree-cfg.c (mark_virtual_ops_in_bb): New.
2849 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
2850 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2852 2008-02-28 Joseph Myers <joseph@codesourcery.com>
2855 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
2856 other than structures and unions.
2858 2008-02-28 Richard Guenther <rguenther@suse.de>
2861 2008-02-26 Richard Guenther <rguenther@suse.de>
2863 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2864 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2865 (lookup_decl_from_uid): Declare.
2866 (remove_decl_from_map): Likewise.
2867 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2868 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2869 (decl_for_uid_map): New global hashtable mapping DECL_UID
2871 (init_ttree): Allocate it.
2872 (insert_decl_to_uid_decl_map): New helper function.
2873 (make_node_stat): Insert new decls into the map.
2874 (copy_node_stat): Likewise.
2875 (lookup_decl_from_uid): New function.
2876 (remove_decl_from_map): Likewise.
2877 (print_decl_for_uid_map_statistics): New helper.
2878 (dump_tree_statistics): Call it.
2880 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2881 (referenced_var_iterator): Adjust.
2882 (FOR_EACH_REFERENCED_VAR): Adjust.
2883 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2884 (num_referenced_vars): Adjust.
2885 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2886 (first_referenced_var): Remove.
2887 (end_referenced_vars_p): Likewise.
2888 (next_referenced_var): Likewise.
2889 (referenced_var_iterator_set): New helper function.
2890 * tree-dfa.c (referenced_var_lookup): Adjust.
2891 (referenced_var_check_and_insert): Likewise.
2892 (remove_referenced_var): Likewise.
2893 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2894 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2895 (verify_call_clobbering): Likewise.
2896 (verify_memory_partitions): Likewise.
2897 (init_tree_ssa): Allocate bitmap instead of hashtable for
2899 (delete_tree_ssa): Adjust.
2900 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2901 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2902 (compute_tag_properties): Likewise.
2903 (set_initial_properties): Likewise.
2904 (find_partition_for): Likewise.
2905 (update_reference_counts): Likewise.
2906 (dump_may_aliases_for): Likewise.
2907 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2908 (add_call_clobber_ops): Likewise.
2909 (add_call_read_ops): Likewise.
2910 (get_asm_expr_operands): Likewise.
2911 * tree-into-ssa.c (dump_decl_set): Likewise.
2912 (update_ssa): Likewise.
2913 * tree-sra.c (scan_function): Likewise.
2914 (decide_instantiations): Likewise.
2915 (scalarize_parms): Likewise.
2916 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2917 (dsa_named_for): Likewise.
2918 * tree-ssa-structalias.c (update_alias_info): Likewise.
2919 (merge_smts_into): Likewise.
2921 2008-02-27 David Daney <ddaney@avtrex.com>
2924 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
2925 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
2926 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
2927 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
2928 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
2930 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
2933 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
2934 (BUILT_IN_NEXTTOWARD): Remove.
2935 (BUILT_IN_NEXTTOWARDF): Ditto.
2936 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
2937 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
2939 2008-02-27 Tom Tromey <tromey@redhat.com>
2941 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
2942 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
2944 2008-02-27 Jan Beulich <jbeulich@novell.com>
2946 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
2947 update the respective field on newdecl.
2949 2008-02-27 Revital Eres <eres@il.ibm.com>
2951 PR rtl-optimization/34999
2952 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
2953 crossing edges that ends with a call insn.
2954 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
2955 call insn and clear the EDGE_CROSSING flag of the crossing edge
2956 when fixing fallthru edges.
2958 2008-02-27 Richard Guenther <rguenther@suse.de>
2961 * fold-const.c (fold_unary): Return the correct argument,
2962 converted to the result type.
2964 2008-02-27 Richard Guenther <rguenther@suse.de>
2967 * expr.c (expand_expr_real_1): Assert on rotates that operate
2969 * fold-const.c (fold_binary): Use the types precision, not the
2970 bitsize of the mode if folding rotate expressions. Build rotates
2971 only for full modes.
2973 2008-02-27 Jakub Jelinek <jakub@redhat.com>
2975 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
2977 * c-pragma.c (pragma_ns_name): New typedef.
2978 (registered_pp_pragmas): New variable.
2979 (c_pp_lookup_pragma): New function.
2980 (c_register_pragma_1): If flag_preprocess_only, do nothing
2981 for non-expanded pragmas, for expanded ones push pragma's
2982 namespace and name into registered_pp_pragmas vector.
2983 (c_invoke_pragma_handler): Register OpenMP pragmas even when
2984 flag_preprocess_only, don't register GCC pch_preprocess
2985 pragma if flag_preprocess_only.
2986 * c-opts.c (c_common_init): Call init_pragma even if
2987 flag_preprocess_only.
2988 * c-pragma.c (c_pp_lookup_pragma): New prototype.
2989 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
2990 cpp_register_pragma if flag_preprocess_only.
2992 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2995 * c-parser.c (c_parser_translation_unit): Warn for empty
2996 translation unit, not empty source file.
2998 2008-02-26 Paul Brook <paul@codesourcery.com>
3000 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
3001 operand for Thumb-2.
3002 * config/arm/arm.h (reg_class): Add CORE_REGS.
3003 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
3004 (BASE_REG_CLASS): Use CORE_REGS.
3005 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
3006 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
3007 (REGNO_OK_FOR_INDEX_P): Exclude SP.
3008 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
3009 ARM_REGNO_OK_FOR_INDEX_P.
3010 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
3011 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
3012 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
3013 (ldm/stm peepholes): Ditto.
3014 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
3015 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
3016 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
3017 * config/arm/constraints.md: Enable "k" constraint on ARM.
3019 2008-02-27 Ben Elliston <bje@au.ibm.com>
3021 * config/rs6000/rs6000.c: Annotate cache line size field in all
3022 instances of struct processor_costs.
3024 2008-02-26 David Edelsohn <edelsohn@gnu.org>
3026 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
3027 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
3028 jump_bypass): New counters.
3029 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
3030 * dce.c (gate_ud_dce): Same.
3031 (gate_fast_dce): Same.
3032 * dse.c (gate_dse1): New function.
3033 (gate_dse2): New function.
3034 (gate_dse): Merge results of new gate functions.
3035 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3036 (gate_handle_jump_bypass): Add dbg_cnt.
3037 (gate_handle_gcse): Add dbg_cnt.
3038 * ifcvt.c (gate_handle_if_conversion): Same.
3039 (gate_handle_if_after_combine): Same.
3040 (gate_handle_if_after_reload): Same.
3041 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3043 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3045 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3047 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3049 2008-02-26 Jason Merrill <jason@redhat.com>
3052 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3053 alone if it's the naming decl for the type's main variant.
3055 2008-02-26 Tom Tromey <tromey@redhat.com>
3057 * system.h (USE_MAPPED_LOCATION): Poison.
3058 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3059 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3060 (make_goto_expr_edges): Likewise.
3061 (remove_bb): Likewise.
3062 (execute_warn_function_return): Likewise.
3063 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3065 * c-common.c (fname_decl): Remove old location code.
3066 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3068 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3070 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3071 (gen_rtx_ASM_INPUT): Likewise.
3072 (gen_rtx_ASM_INPUT_loc): Likewise.
3073 (get_rtx_asm_OPERANDS): Remove.
3074 * cfglayout.c (insn_locators_alloc): Remove old location code.
3075 (set_curr_insn_source_location): Likewise.
3076 (curr_insn_locator): Likewise.
3077 * print-tree.c (print_node): Remove old location code.
3078 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3079 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3080 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3081 location_from_locus.
3082 (construct_exit_block): Remove old location code.
3083 * emit-rtl.c (force_next_line_note): Remove old location code.
3084 * profile.c (branch_prob): Remove old location code.
3085 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3086 LOC_LINE): Remove old-location variants.
3087 * langhooks.c (lhd_print_error_function): Remove old location
3089 * configure, config.in: Rebuilt.
3090 * configure.ac (--enable-mapped-location): Remove.
3091 * c-decl.c (c_init_decl_processing): Remove old location code.
3092 (finish_function): Likewise.
3093 * recog.c (decode_asm_operands): Remove old location code.
3094 * c-pch.c (c_common_read_pch): Remove old location code.
3095 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3097 * gimple-low.c (lower_function_body): Remove old location code.
3098 * toplev.c (unknown_location): Remove.
3099 (push_srcloc): Remove old-location variant.
3100 (process_options): Remove old location code.
3101 (lang_dependent_init): Likewise.
3102 * input.h (UNKNOWN_LOCATION): Move definition.
3103 (location_t): Undeprecate.
3104 (source_locus): Remove.
3105 (location_from_locus): Remove.
3106 (struct location_s): Remove.
3107 Remove all old-location code.
3108 (input_line, input_filename): Remove.
3109 * final.c (final_scan_insn): Remove old location code.
3110 * diagnostic.c (diagnostic_build_prefix): Remove
3111 USE_MAPPED_LOCATION test.
3112 * tree.h (gimple_stmt) <locus>: Now a location_t.
3113 (tree_exp) <locus>: Likewise.
3114 (DECL_IS_BUILTIN): Remove old-location variant.
3115 (annotate_with_file_line, annotate_with_locus): Likewise.
3116 (expr_locus, set_expr_locus): Update.
3117 * tree.c (build1_stat): Remove old location code.
3118 (last_annotated_node): Remove.
3119 (annotate_with_file_line): Remove old-location variant.
3120 (annotate_with_locus): Likewise.
3121 (expr_location): Remove old location code.
3122 (set_expr_location): Likewise.
3123 (expr_has_location): Likewise.
3124 (expr_locus): Likewise.
3125 (set_expr_locus): Likewise.
3126 (expr_filename): Don't use location_from_locus.
3127 (expr_lineno): Likewise.
3128 * rtl-error.c (location_for_asm): Remove old location code.
3129 * c-lex.c (cb_line_change): Remove old location code.
3130 (fe_file_change): Likewise.
3131 (cb_def_pragma): Likewise.
3132 (c_lex_with_flags): Likewise.
3133 * gengtype.c (do_typedef): Don't special-case location types.
3134 (define_location_structures): Remove.
3135 (main): Don't call define_location_structures.
3136 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3139 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3142 * builtins.def (BUILT_IN_STDARG_START): Remove.
3143 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3144 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3145 * tree-inline.c (inline_forbidden_p_1): Likewise.
3147 2008-02-26 Richard Guenther <rguenther@suse.de>
3149 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3150 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3151 (lookup_decl_from_uid): Declare.
3152 (remove_decl_from_map): Likewise.
3153 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3154 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3155 (decl_for_uid_map): New global hashtable mapping DECL_UID
3157 (init_ttree): Allocate it.
3158 (insert_decl_to_uid_decl_map): New helper function.
3159 (make_node_stat): Insert new decls into the map.
3160 (copy_node_stat): Likewise.
3161 (lookup_decl_from_uid): New function.
3162 (remove_decl_from_map): Likewise.
3163 (print_decl_for_uid_map_statistics): New helper.
3164 (dump_tree_statistics): Call it.
3166 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3167 (referenced_var_iterator): Adjust.
3168 (FOR_EACH_REFERENCED_VAR): Adjust.
3169 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3170 (num_referenced_vars): Adjust.
3171 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3172 (first_referenced_var): Remove.
3173 (end_referenced_vars_p): Likewise.
3174 (next_referenced_var): Likewise.
3175 (referenced_var_iterator_set): New helper function.
3176 * tree-dfa.c (referenced_var_lookup): Adjust.
3177 (referenced_var_check_and_insert): Likewise.
3178 (remove_referenced_var): Likewise.
3179 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3180 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3181 (verify_call_clobbering): Likewise.
3182 (verify_memory_partitions): Likewise.
3183 (init_tree_ssa): Allocate bitmap instead of hashtable for
3185 (delete_tree_ssa): Adjust.
3186 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3187 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3188 (compute_tag_properties): Likewise.
3189 (set_initial_properties): Likewise.
3190 (find_partition_for): Likewise.
3191 (update_reference_counts): Likewise.
3192 (dump_may_aliases_for): Likewise.
3193 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3194 (add_call_clobber_ops): Likewise.
3195 (add_call_read_ops): Likewise.
3196 (get_asm_expr_operands): Likewise.
3197 * tree-into-ssa.c (dump_decl_set): Likewise.
3198 (update_ssa): Likewise.
3199 * tree-sra.c (scan_function): Likewise.
3200 (decide_instantiations): Likewise.
3201 (scalarize_parms): Likewise.
3202 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3203 (dsa_named_for): Likewise.
3204 * tree-ssa-structalias.c (update_alias_info): Likewise.
3205 (merge_smts_into): Likewise.
3207 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3210 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3211 * c-opts.c (c_common_handle_option): Wall enables
3212 Wvolatile-register-var.
3213 * common.opt: Move Wvolatile-register-var to...
3216 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3218 * common.opt (Wlarger-than=): New.
3219 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3221 * opts.c (common_handle_option): Handle -Wlarger-than=.
3222 * optc-gen.awk: Likewise.
3223 * opth-gen.awk: Likewise.
3224 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3225 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3227 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3229 * c-common.c (match_case_to_enum_1): Add appropriate
3230 OPT_W* parameter to warning.
3231 (c_do_switch_warnings): Likewise.
3232 * c-typeck.c (warning_init): Add one more parameter following
3234 (push_init_level): Update call to warning_init.
3235 (pop_init_level): Likewise.
3236 (add_pending_init): Likewise.
3237 (output_init_element: Likewise.
3239 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3242 * toplev.c (toplev_main): If there are warnings or error, print
3243 errors for ignored options.
3244 * opts.c (ignored_options): New static variable.
3245 (postpone_unknown_option_error): New.
3246 (print_ignored_options): New.
3247 (handle_option): Postpone errors for unknown -Wno-* options.
3248 * opts.h (print_ignored_options): Declare.
3250 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3252 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3255 2008-02-25 Richard Guenther <rguenther@suse.de>
3258 2008-02-25 Richard Guenther <rguenther@suse.de>
3260 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3261 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3262 (lookup_decl_from_uid): Declare.
3263 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3264 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3265 (decl_for_uid_map): New global hashtable mapping DECL_UID
3267 (init_ttree): Allocate it.
3268 (insert_decl_to_uid_decl_map): New helper function.
3269 (make_node_stat): Insert new decls into the map.
3270 (copy_node_stat): Likewise.
3271 (lookup_decl_from_uid): New function.
3272 (print_decl_for_uid_map_statistics): New helper.
3273 (dump_tree_statistics): Call it.
3275 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3276 (referenced_var_iterator): Adjust.
3277 (FOR_EACH_REFERENCED_VAR): Adjust.
3278 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3279 (num_referenced_vars): Adjust.
3280 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3281 (first_referenced_var): Remove.
3282 (end_referenced_vars_p): Likewise.
3283 (next_referenced_var): Likewise.
3284 (referenced_var_iterator_set): New helper function.
3285 * tree-dfa.c (referenced_var_lookup): Adjust.
3286 (referenced_var_check_and_insert): Likewise.
3287 (remove_referenced_var): Likewise.
3288 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3289 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3290 (verify_call_clobbering): Likewise.
3291 (verify_memory_partitions): Likewise.
3292 (init_tree_ssa): Allocate bitmap instead of hashtable for
3294 (delete_tree_ssa): Adjust.
3295 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3296 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3297 (compute_tag_properties): Likewise.
3298 (set_initial_properties): Likewise.
3299 (find_partition_for): Likewise.
3300 (update_reference_counts): Likewise.
3301 (dump_may_aliases_for): Likewise.
3302 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3303 (add_call_clobber_ops): Likewise.
3304 (add_call_read_ops): Likewise.
3305 (get_asm_expr_operands): Likewise.
3306 * tree-into-ssa.c (dump_decl_set): Likewise.
3307 (update_ssa): Likewise.
3308 * tree-sra.c (scan_function): Likewise.
3309 (decide_instantiations): Likewise.
3310 (scalarize_parms): Likewise.
3311 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3312 (dsa_named_for): Likewise.
3313 * tree-ssa-structalias.c (update_alias_info): Likewise.
3314 (merge_smts_into): Likewise.
3316 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3319 * doc/invoke.texi (-fcx-limited-range): Document new option.
3320 * toplev.c (process_options): Handle -fcx-fortran-rules.
3321 * common.opt: Add documentation for -fcx-fortran-rules.
3323 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3326 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3327 actual behaviour and C99.
3329 2008-02-26 Ben Elliston <bje@au.ibm.com>
3331 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3332 (ASM_CPU_POWER6_SPEC): Likewise.
3333 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3334 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3335 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3337 2008-02-25 Richard Guenther <rguenther@suse.de>
3339 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3340 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3341 (lookup_decl_from_uid): Declare.
3342 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3343 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3344 (decl_for_uid_map): New global hashtable mapping DECL_UID
3346 (init_ttree): Allocate it.
3347 (insert_decl_to_uid_decl_map): New helper function.
3348 (make_node_stat): Insert new decls into the map.
3349 (copy_node_stat): Likewise.
3350 (lookup_decl_from_uid): New function.
3351 (print_decl_for_uid_map_statistics): New helper.
3352 (dump_tree_statistics): Call it.
3354 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3355 (referenced_var_iterator): Adjust.
3356 (FOR_EACH_REFERENCED_VAR): Adjust.
3357 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3358 (num_referenced_vars): Adjust.
3359 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3360 (first_referenced_var): Remove.
3361 (end_referenced_vars_p): Likewise.
3362 (next_referenced_var): Likewise.
3363 (referenced_var_iterator_set): New helper function.
3364 * tree-dfa.c (referenced_var_lookup): Adjust.
3365 (referenced_var_check_and_insert): Likewise.
3366 (remove_referenced_var): Likewise.
3367 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3368 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3369 (verify_call_clobbering): Likewise.
3370 (verify_memory_partitions): Likewise.
3371 (init_tree_ssa): Allocate bitmap instead of hashtable for
3373 (delete_tree_ssa): Adjust.
3374 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3375 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3376 (compute_tag_properties): Likewise.
3377 (set_initial_properties): Likewise.
3378 (find_partition_for): Likewise.
3379 (update_reference_counts): Likewise.
3380 (dump_may_aliases_for): Likewise.
3381 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3382 (add_call_clobber_ops): Likewise.
3383 (add_call_read_ops): Likewise.
3384 (get_asm_expr_operands): Likewise.
3385 * tree-into-ssa.c (dump_decl_set): Likewise.
3386 (update_ssa): Likewise.
3387 * tree-sra.c (scan_function): Likewise.
3388 (decide_instantiations): Likewise.
3389 (scalarize_parms): Likewise.
3390 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3391 (dsa_named_for): Likewise.
3392 * tree-ssa-structalias.c (update_alias_info): Likewise.
3393 (merge_smts_into): Likewise.
3395 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3398 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3399 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3400 * alias.h (nonoverlapping_memrefs_p): Likewise.
3402 2008-02-25 Jan Beulich <jbeulich@novell.com>
3404 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3405 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3406 __emultls_get_address, __emultls_register_common,
3407 __floatundi?f, and _Unwind_GetIPInfo.
3408 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3409 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3410 (gen_regparm_prefix): Likewise.
3411 (i386_nlm_encode_section_info): Sync with
3412 config/i386/winnt.c:i386_pe_encode_section_info().
3413 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3414 i386_nlm_mangle_decl_assembler_name): New.
3415 (netware_override_options): New.
3416 * config/i386/netware.h (netware_override_options): Declare.
3417 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3418 (i386_nlm_mangle_decl_assembler_name): Declare.
3419 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3421 2008-02-25 Ben Elliston <bje@au.ibm.com>
3424 * c-decl.c (grokdeclarator): Remove unused local variables
3425 `typedef_type' and `type_as_written'.
3427 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3428 unused local variable `has_hot_blocks'.
3429 (fix_crossing_conditional_branches): Remove unused local variable
3432 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3435 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3436 using DEF_C99_BUILTIN.
3437 (BUILT_IN_NANF): Ditto.
3438 (BUILT_IN_NANL): Ditto.
3440 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3441 Revital Eres <eres@il.ibm.com>
3443 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3444 regarding the order of two dependent insns in the same row.
3446 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3448 * stor-layout.c (layout_decl): Do not bump the alignment of a
3449 bit-field to more than byte alignment if it is packed.
3451 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3453 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3456 2008-02-24 Diego Novillo <dnovillo@google.com>
3458 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3461 * tree-vrp.c (vrp_evaluate_conditional): With
3462 -Wtype-limits, emit a warning when comparing against a
3463 constant outside the natural range of OP0's type.
3464 * c.opt (Wtype-limits): Move ...
3465 * common.opt (Wtype-limits): ... here.
3467 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3469 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3470 * config/rs6000/e300c2c3.md: New file.
3471 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3473 (rs6000_override_options): Add e300c2 and e300c3 cases to
3474 processor_target_table. Do not allow usage of Altivec or Spe
3475 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3476 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3477 * config/rs6000/rs6000.h (processor_type): Add
3478 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3479 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3480 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3481 and ppce300c3. Include e300c2c3.md.
3483 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3485 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3486 instead of TARGET_STRICT_ALIGN.
3488 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3490 * explow.c (memory_address): Assert that the generated address is
3493 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3496 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3497 * config/darwin-ppc-ldouble-patch.def: New file.
3498 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3499 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3500 SUBTARGET_INIT_BUILTINS if defined.
3501 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3504 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3507 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3508 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
3510 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3513 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
3514 file" warning condtional on -Winvalid-PCH.
3516 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3518 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
3520 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
3524 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
3525 prevent reload from using MMX registers.
3526 (*mov<mode>_internal): Ditto.
3527 (*movv2sf_internal_rex64): Ditto.
3528 (*movv2sf_internal): Ditto.
3530 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3532 PR documentation/31569
3533 * doc/install.texi2html: Use makeinfo --no-number-sections.
3535 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3537 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
3538 ensure that we can address an entire entity > 8 bytes. Don't
3539 generate reg+reg addressing for such data.
3541 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3543 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
3544 strings when optimizing for size, unless the target cares about
3547 2008-02-22 Tom Tromey <tromey@redhat.com>
3549 * regclass.c (current_pass): Remove declaration.
3551 2008-02-22 Anatoly Sokolov <aesok@post.ru>
3553 * config/avr/libgcc.S (__RAMPZ__): Define.
3554 (__do_copy_data): Add for devices with 128KB code memory.
3556 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3558 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3560 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
3562 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
3564 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
3567 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3570 * c-typeck.c (build_binary_op): Warn about floating point
3571 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
3573 2008-02-21 Janis Johnson <janis187@us.ibm.com>
3576 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
3577 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
3579 (rs6000_override_options): Set altivec_abi as default, not override,
3580 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
3581 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
3582 is used; use new member spe_abi.
3583 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
3584 spe_abi and altivec_abi.
3586 2008-02-22 Tomas Bily <tbily@suse.cz>
3588 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
3590 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3593 * config.build (build_file_translate): Set to `CMD //c' only if
3595 * Makefile.in (build_file_translate): Improve comment.
3597 2008-02-21 Jan Hubicka <jh@suse.cz>
3599 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
3600 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
3601 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
3603 2008-02-21 Michael Matz <matz@suse.de>
3606 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
3608 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
3610 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
3611 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
3613 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
3614 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
3615 SSE_VEC_FLOAT_MODE_P as insn constraint.
3616 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
3617 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
3618 sse4a_movntdf using MODEF mode iterator.
3619 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
3620 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
3621 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
3622 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
3623 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
3624 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
3625 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
3627 2008-02-21 Richard Guenther <rguenther@suse.de>
3629 * tree.def (PAREN_EXPR): New tree code.
3630 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
3632 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
3633 * expr.c (expand_expr_real_1): Likewise.
3634 * tree-inline.c (estimate_num_insns_1): Likewise.
3635 * tree-complex.c (expand_complex_move): Likewise.
3636 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
3639 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3642 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
3644 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3647 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
3649 * config/sh/sh.c (find_barrier): Don't go past
3650 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
3652 2008-02-20 DJ Delorie <dj@redhat.com>
3654 * config/h8300/h8300.md (insv): Force source operand to be a register.
3656 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3657 as a jump, not as a plain insn.
3659 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3661 * doc/invoke.texi (Warning Options): Add new option
3662 -Wframe-larger-than=.
3663 (-Wframe-larger-than): Document.
3665 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3666 Add declarations for new option variables.
3668 * final.c (final_start_function): Check the frame size
3669 before emission and issue a Wframe-larger-than warning.
3671 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3672 Add definitions for new option variables.
3673 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3675 * common.opt (Wframe-larger-than=): New option.
3677 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3679 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3680 (<sse>_div<mode>3): Ditto.
3681 (<sse>_vmdiv<mode>3): Ditto.
3682 (<sse>_vmsqrt<mode>2): Ditto.
3683 (*smax<mode>3): Ditto.
3684 (sse5_frcz<mode>2): Ditto.
3685 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3688 2008-02-20 Richard Guenther <rguenther@suse.de>
3691 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3692 be happy with INTEGRAL_TYPE_P.
3694 2008-02-20 Richard Guenther <rguenther@suse.de>
3696 * fold-const.c (split_tree): Associate floatig-point expressions
3697 if flag_associative_math is set.
3699 2008-02-20 Richard Guenther <rguenther@suse.de>
3701 * tree.h (fold_real_zero_addition_p): Declare.
3702 * fold-const.c (fold_real_zero_addition_p): Export.
3703 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3704 floating-point operations with zero and one.
3706 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
3708 * doc/install.texi: Correct references to CFLAGS, replacing them
3709 with BOOT_CFLAGS. Document flags used during bootstrap for
3712 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3714 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
3715 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
3716 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
3718 (smin<mode>3): Ditto from similar patterns.
3719 (smax<mode>3): Ditto.
3720 (*ieee_smin<mode>3): Ditto.
3721 (*ieee_smax<mode>3): Ditto.
3722 * config/i386/sse.md (sse): New mode attribute.
3723 (mov<mode>): Macroize expander from movv4sf and movv2df using
3724 SSEMODEF2P mode iterator.
3725 (<sse>_movnt<mode>): Ditto from similar patterns. Use
3726 SSE_VEC_FLOAT_MODE_P as insn constraint.
3727 (storent<mode>): Ditto.
3728 (storent<mode>): Macroize expander from storentsf and storentdf using
3729 MODEF mode iterator.
3730 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
3731 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
3732 (abs<mode>2): Ditto from similar patterns.
3733 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
3734 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
3735 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
3736 (<sse>_vmsqrt<mode>2): Ditto.
3737 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
3738 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
3739 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
3740 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
3741 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
3742 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
3743 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
3745 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
3746 iterator and SSE_FLOAT_MODE_P as insn constraint.
3747 (<sse>_ucomi): Ditto from similar patterns.
3748 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
3749 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
3750 SSE_VEC_FLOAT_MODE_P as insn constraint.
3751 (vcond<mode>): Ditto from similar patterns.
3752 (and<mode>3, *and<mode>3): Ditto.
3753 (<sse>_nand<mode>3): Ditto.
3754 (ior<mode>3, *ior<mode>3): Ditto.
3755 (xor<mode>3, *xor<mode>3): Ditto.
3756 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
3757 iterator and SSE_FLOAT_MODE_P as insn constraint.
3758 (*nand<mode>3): Ditto from similar patterns.
3759 (*ior<mode>3): Ditto.
3760 (*xor<mode>3): Ditto.
3762 2008-02-20 Ira Rosen <irar@il.ibm.com>
3764 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
3765 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
3766 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
3768 2008-02-19 Jan Hubicka <jh@suse.cz>
3770 * predict.c (tree_bb_level_predictions): Remove variable next
3771 mistakely introduced by previous commit.
3773 2008-02-19 Jan Hubicka <jh@suse.cz>
3775 * predict.c (predict_paths_leading_to): Rewrite.
3776 (predict_paths_for_bb): New.
3777 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
3779 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3782 * Makefile.in (build_file_translate): New.
3783 (gcc-vers.texi): Use it for translating $(abs_srcdir).
3784 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
3785 * configure.ac (build_file_translate): Substitute it.
3786 * configure: Regenerate.
3788 2008-02-19 Jan Hubicka <jh@suse.cz>
3790 PR rtl-optimization/34408
3791 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
3794 2008-02-19 Jan Hubicka <jh@suse.cz>
3797 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
3800 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
3803 * config/i386/i386-modes.def: Revert the last DI alignment
3804 change until Ada people can look into it.
3806 2008-02-19 Nick Clifton <nickc@redhat.com>
3808 * opts.c (print_specific_help): Fix typo in --help text.
3810 2008-02-19 Jakub Jelinek <jakub@redhat.com>
3813 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
3814 32-bit inline asm without asm alternatives for host GCC < 3.0.
3816 2008-02-19 Richard Guenther <rguenther@suse.de>
3818 PR tree-optimization/34989
3819 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
3820 Allow propagation to INDIRECT_REF if we can simplify only.
3822 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3824 * c-common.c (warn_for_collisions_1): Use appropriate option when
3827 2008-02-19 Nick Clifton <nickc@redhat.com>
3830 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
3831 (handle_options): Fix indentation.
3832 (print_filtered_help): If no language-specific options were
3833 displayed tell the user how to list all the options supported by
3834 the language's front-end.
3835 (print_specific_help): Fix indentation and remove duplicate line.
3836 (common_handle_option): Handle the -v option.
3837 For --help enable the display of undocumented options if the -v
3838 switch has been included on the command line.
3839 For --help= check for overlaps in the arguments between the option
3840 classes and the language names and issue a warning when they
3841 cannot be disambiguated.
3842 * c.opt (v): Pass on to the common option handler.
3844 2008-02-19 Revital Eres <eres@il.ibm.com>
3846 * modulo-sched.c (sms_schedule): Change dump message when
3847 create_ddg function fails.
3848 (try_scheduling_node_in_cycle): Rename row to cycle.
3849 (print_partial_schedule): Rename CYCLE to ROW.
3851 2008-02-19 Christian Bruel <christian.bruel@st.com>
3852 Zdenek Dvorak <ook@ucw.cz>
3854 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
3856 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3859 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
3860 (*x86_movdicc_0_m1_se): Ditto.
3862 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3864 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
3865 (CMPtype): Define as __gcc_CMPtype.
3866 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
3867 (CMPtype): Define as __gcc_CMPtype.
3869 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
3871 Support valgrind 3.3 for --enable-checking=valgrind.
3872 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
3874 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
3875 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
3876 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
3877 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
3878 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
3879 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
3880 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
3882 * ggc-zone.c: Similar.
3883 * ggc-page.c: Similar.
3885 2008-02-19 Paul Brook <paul@codesourcery.com>
3888 * config/arm/ieee754-df.S: Fix do_it typo.
3889 * config/arm/ieee754-sf.S: Fix do_it typo.
3891 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3894 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
3895 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
3896 (OPTION_MASK_ISA_SSE_SET): Likewise.
3897 (OPTION_MASK_ISA_SSE2_SET): Likewise.
3898 (OPTION_MASK_ISA_SSE3_SET): Likewise.
3899 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
3900 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
3901 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
3902 (OPTION_MASK_ISA_SSE4_SET): Likewise.
3903 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
3904 (OPTION_MASK_ISA_SSE5_SET): Likewise.
3905 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
3906 (OPTION_MASK_ISA_MMX_UNSET): Updated.
3907 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
3908 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3909 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3910 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3911 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3912 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3913 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3914 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
3915 (OPTION_MASK_ISA_SSE4): Removed.
3916 (ix86_handle_option): Turn on bits in ix86_isa_flags and
3917 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
3918 (override_options): Don't turn on implied SSE/MMX bits in
3921 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3923 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3926 2008-02-18 Joey Ye <joey.ye@intel.com>
3929 * tree-nested.c (insert_field_into_struct): Set type alignment
3930 to field alignment if the former is less than the latter.
3932 2008-02-18 Jakub Jelinek <jakub@redhat.com>
3934 * BASE-VER: Set to 4.4.0.
3936 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3938 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
3939 * doc/cfg.texi: Likewise.
3940 * doc/extend.texi: Likewise.
3941 * doc/gty.texi: Likewise.
3942 * doc/invoke.texi: Likewise.
3943 * doc/loop.texi: Likewise.
3944 * doc/md.texi: Likewise.
3945 * doc/passes.texi: Likewise.
3946 * doc/rtl.texi: Likewise.
3947 * doc/sourcebuild.texi: Likewise.
3948 * doc/tm.texi: Likewise.
3949 * doc/tree-ssa.texi: Likewise.
3951 2008-02-17 Richard Guenther <rguenther@suse.de>
3954 * tree-complex.c (init_parameter_lattice_values): Handle parameters
3955 without default definition.
3957 2008-02-17 Richard Guenther <rguenther@suse.de>
3959 PR tree-optimization/35231
3960 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
3963 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
3966 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3967 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3968 libgcc_cmp_return mode.
3970 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3973 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
3975 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
3977 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
3980 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3982 * doc/c-tree.texi: Use `@.' where appropriate.
3983 * doc/extend.texi: Likewise.
3984 * doc/install.texi: Likewise.
3985 * doc/invoke.texi: Likewise.
3986 * doc/loop.texi: Likewise.
3987 * doc/makefile.texi: Likewise.
3988 * doc/md.texi: Likewise.
3989 * doc/passes.texi: Likewise.
3990 * doc/standards.texi: Likewise.
3991 * doc/tm.texi: Likewise.
3993 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3996 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
3998 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
3999 rather than in entry_bb.
4001 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4003 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4004 libgcc_cmp_return mode.
4006 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4009 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
4010 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
4012 2008-02-15 Richard Guenther <rguenther@suse.de>
4013 Zdenek Dvorak <ook@ucw.cz>
4015 PR tree-optimization/35164
4016 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
4017 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
4018 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4019 Only propagate addresses which do not have abnormal SSA_NAMEs
4022 2008-02-15 Joseph Myers <joseph@codesourcery.com>
4025 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
4027 2008-02-15 Jan Hubicka <jh@suse.cz>
4030 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
4032 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4035 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4036 when calculating alignment_pad.
4038 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4040 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4041 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4042 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4043 and STACK_BOUNDARY define.
4045 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4047 PR preprocessor/35061
4048 * c-pragma.c (handle_pragma_pop_macro): Check that
4049 pushed_macro_table has been allocated.
4051 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4054 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4055 (force_gimple_operand): Likewise.
4056 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4057 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4058 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4059 (find_interesting_uses_address): Check addressability and alignment
4060 of the base expression only after substituting bases of IVs into it.
4062 2008-02-14 Michael Matz <matz@suse.de>
4065 * function.c (instantiate_virtual_regs_in_insn): Reload address
4066 before falling back to reloading the whole operand.
4068 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4070 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4071 before the first section switch note.
4073 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4075 * doc/bugreport.texi: Update copyright years.
4076 * doc/c-tree.texi: Likewise.
4077 * doc/cfg.texi: Likewise.
4078 * doc/cpp.texi: Likewise.
4079 * doc/cppinternals.texi: Likewise.
4080 * doc/fragments.texi: Likewise.
4081 * doc/frontends.texi: Likewise.
4082 * doc/gcc.texi: Likewise.
4083 * doc/gty.texi: Likewise.
4084 * doc/hostconfig.texi: Likewise.
4085 * doc/implement-c.texi: Likewise.
4086 * doc/libgcc.texi: Likewise.
4087 * doc/loop.texi: Likewise.
4088 * doc/makefile.texi: Likewise.
4089 * doc/options.texi: Likewise.
4090 * doc/passes.texi: Likewise.
4091 * doc/rtl.texi: Likewise.
4092 * doc/sourcebuild.texi: Likewise.
4093 * doc/standards.texi: Likewise.
4094 * doc/tree-ssa.texi: Likewise.
4095 * doc/trouble.texi: Likewise.
4097 * doc/extend.texi: Use @: or add comma where appropriate.
4098 * doc/invoke.texi: Likewise.
4099 * doc/tm.texi: Likewise.
4101 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4104 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4107 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4109 * doc/md.texi (clz, ctz): Add reference.
4110 * doc/rtl.texi (clz, ctz): Likewise.
4112 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4115 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4118 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4120 * config/s390/s390.c (struct constant_pool): New field
4121 emit_pool_after added.
4122 (s390_mainpool_start): Set the emit_pool_after flag according
4123 to the section switch notes.
4124 (s390_mainpool_finish): Consider emit_pool_after when emitting
4125 the literal pool at the end of the function.
4126 (s390_chunkify_start): Force literal pool splits at section
4129 2008-02-13 Michael Matz <matz@suse.de>
4132 * var-tracking.c (clobber_variable_part): Correctly traverse the
4135 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4138 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4139 Add -fdump-ipa-inline.
4140 * tree-dump.c (dump_files): Remove tree-inlined dump.
4141 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4143 2008-02-12 Richard Guenther <rguenther@suse.de>
4145 PR tree-optimization/35171
4146 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4149 2008-02-12 Richard Guenther <rguenther@suse.de>
4152 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4153 value-preserving mode. Disallow final truncation.
4155 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4158 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4159 code from here to...
4160 (force_gimple_operand): ...here.
4162 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4165 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4166 non-compatible pointers.
4167 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4168 different FIELD_DECLs, try harder by comparing field offsets, sizes
4172 * function.c (match_asm_constraints_1): Don't replace the same input
4175 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4177 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4178 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4179 (expand_epilogue): Restore RAMPZ register.
4180 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4182 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4184 * config/i386/cygwin.asm: (__alloca): Correct calling
4185 convention and alignment.
4186 (__chkstk): Force 8 byte stack alignment.
4188 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4189 Richard Guenther <rguenther@suse.de>
4191 PR tree-optimization/33992
4192 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4193 the zero we compare against.
4195 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4198 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4199 to CloseHandle after unlocking to prevent accumulation of handle
4202 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4205 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4206 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4207 and update LABEL_NUSES during and after reload.
4209 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4212 * combine.c (simplify_if_then_else): Make sure the comparison is
4213 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4215 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4218 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4219 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4220 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4221 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4222 * tree.h (get_type_static_bounds): Likewise.
4224 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4226 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4227 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4228 Make -Wfoo language annotations match what the compiler outputs.
4230 2008-02-08 Sa Liu <saliu@de.ibm.com>
4232 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4233 intrinsics spu_convts, spu_convtu, spu_convtf.
4234 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4236 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4238 * doc/extend.texi (Function Attributes) <noinline>: Mention
4239 asm ("") as method to keep calls.
4241 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4244 * doc/options.texi (Options): Replace references to opts.sh with
4246 * opts-common.c: Likewise.
4247 * optc-gen.awk: Likewise.
4249 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4251 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4253 2008-02-07 Richard Henderson <rth@redhat.com>
4256 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4257 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4260 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4262 PR tree-optimization/35085
4263 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4264 for operand entry oe2 in addition to operand entry oe3 in order to
4265 expose more opportunities for vectorizer sum reduction.
4267 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4270 * Makefile.in (LIBS): Remove $(GMPLIBS).
4271 (cc1-dummy, cc1): Add $(GMPLIBS).
4273 2008-02-06 Jan Hubicka <jh@suse.cz>
4276 * i386.md (moddf_integer): Do not produce partial memory stalls for
4277 targets where it hurts.
4279 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4282 * optabs.c (expand_float): Do not check for decimal modes when
4283 expanding unsigned integer through signed conversion.
4285 2008-02-06 Nick Clifton <nickc@redhat.com>
4287 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4288 inside the clobber with a match_operand and duplicated operand
4289 number in the constraint.
4290 (ineqbranchsi): Delete redundant comment.
4292 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4294 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4295 builtin_define ("__USE_INIT_FINI__").
4296 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4298 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4300 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4302 PR documentation/30330
4303 * doc/invoke.texi (C++ Dialect Options)
4304 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4305 For each warning option -Wfoo that allows -Wno-foo, ensure both
4306 -Wfoo and -Wno-foo are listed in the option index. Fix index
4307 entry of -Wswitch-default, index -Wnormalized= including the
4308 `=', and -Wlarger-than-@var{len} including @var{len}.
4310 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4312 * config/i386/i386.md (floatunssisf2): Use
4313 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4314 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4315 Macroize expander using MODEF mode iterator.
4317 2008-02-05 Diego Novillo <dnovillo@google.com>
4319 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4322 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4324 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4327 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4329 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4332 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4333 to indicate if a message should be generated.
4334 (init_cumulative_args): Updated.
4335 (function_value_32): Likewise.
4337 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4339 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4341 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4344 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4345 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4347 2008-02-04 Diego Novillo <dnovillo@google.com>
4349 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4352 * tree-vrp.c (vrp_evaluate_conditional): With
4353 -Wtype-limits, emit a warning when comparing against a
4354 constant outside the natural range of OP0's type.
4356 2008-02-04 Richard Guenther <rguenther@suse.de>
4359 * expr.c (count_type_elements): Give for unions instead of
4362 2008-02-04 Richard Guenther <rguenther@suse.de>
4365 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4366 to TYPE_DOMAINs base type instead of using bitsizetype here.
4368 2008-02-03 Jason Merrill <jason@redhat.com>
4370 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4372 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4375 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4376 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4377 (RS/6000 and PowerPC Options): Fix typos and markup.
4378 * doc/passes.texi (Tree-SSA passes): Likewise.
4380 2008-02-02 Michael Matz <matz@suse.de>
4383 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4384 from record_last_reg_set_info.
4385 (record_last_reg_set_info): Take an RTX argument, iterate over all
4386 constituent hardregs.
4387 (record_last_set_info, record_opr_changes): Change calls to
4388 new signature or to record_last_reg_set_info_regno.
4390 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4392 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4394 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4396 PR rtl-optimization/34773
4397 * reg-notes.def (EQUAL): Mention significance of combination of
4398 REG_EQUAL and REG_RETVAL.
4399 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4400 insn that has a REG_RETVAL.
4402 2008-02-01 Roger Sayle <roger@eyesopen.com>
4405 * configure.ac (--enable-fixed-point): Disable unless explicitly
4407 * configure: Regenerate.
4409 2008-02-01 Richard Guenther <rguenther@suse.de>
4412 * invoke.texi (-finline-limit): Remove no longer true parts
4413 of the documentation. Note that there is no default value.
4415 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4416 Mark Mitchell <mark@codesourcery.com>
4417 Ben Elliston <bje@au.ibm.com>
4420 * doc/extend.texi (Other Builtins): Document.
4422 2008-01-31 Tom Browder <tom.browder@gmail.com>
4424 * doc/c-tree.texi (Types): Fix grammar.
4425 (Expression trees): Ditto.
4426 * doc/passes.texi (Tree-SSA passes): Ditto.
4428 * doc/configterms.texi (Configure Terms): Fix typo.
4429 * doc/cpp.texi (Common Predefined Macros): Ditto.
4430 * doc/md.texi (Machine Constraints): Ditto.
4432 * doc/makefile.texi (Makefile): Add comma.
4434 2008-01-31 Tom Browder <tom.browder@gmail.com>
4435 Gerald Pfeifer <gerald@pfeifer.com>
4437 * doc/sourcebuild.texi (Front End): Remove references to CVS
4438 and CVSROOT/modules.
4439 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4440 (Back End): Remove reference to CVS.
4442 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4445 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4447 (mips16_gp_pseudo_reg): ...here.
4448 * config/mips/mips.md (load_const_gp): Replace with...
4449 (load_const_gp_<mode>): ...this :P-based insn.
4451 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4453 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4454 options. Minor fixes.
4455 (-std): Move reference to standards closer to where language
4456 standards are first mentioned.
4458 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4460 PR rtl-optimization/34995
4461 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4462 parameter and return a bool. If the rtx parameter is nonnull,
4463 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4464 (find_reloads): Update call accordingly. Pass the new operand
4465 if it needed no address reloads, otherwise pass null.
4467 2008-01-30 Richard Henderson <rth@redhat.com>
4470 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4471 for unbounded arrays.
4473 2008-01-30 Silvius Rus <rus@google.com>
4475 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4477 2008-01-30 Jan Hubicka <jh@suse.cz>
4480 * i386.c (init_cumulative_args): Use real function declaration when
4483 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4485 PR rtl-optimization/34998
4486 * global.c (build_insn_chain): Treat non-subreg_lowpart
4487 SUBREGs of pseudos as clobbering all the words covered by the
4488 SUBREG, not just all the bytes.
4489 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4490 original df_ref rather than an extract parameter.
4491 (global_conflicts): Update call accordingly.
4493 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4495 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4496 the overflow check to make it easier to read.
4497 (__fixtfdi): Change the type of the ll member in union
4498 long_double to UDItype_x.
4500 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4503 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4504 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4505 * tree-inline.c (fold_marked_statements): Call
4506 cgraph_update_edges_for_call_stmt if folding a call statement.
4507 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4508 debug_generic_stmt calls, reset it back afterwards.
4511 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
4513 * c-typeck.c (build_external_ref): Don't pedwarn about
4514 static vars in current function's scope.
4516 2008-01-29 Joseph Myers <joseph@codesourcery.com>
4518 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
4520 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
4523 * ipa-struct-reorg.c: Fix spelling.
4524 * params.def: Ditto.
4526 2008-01-29 Richard Guenther <rguenther@suse.de>
4529 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
4531 * tree-inline.c (remap_type): Increment remapping_type_depth
4532 around remapping types.
4533 (copy_body_r): Only add referenced variables if they are referenced
4534 from code, not types.
4536 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
4547 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
4548 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
4550 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
4553 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
4554 pointer for tiny stack.
4556 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4558 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
4560 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4562 * config/vx-common.h: Fix typo in comment.
4564 2008-01-28 Ian Lance Taylor <iant@google.com>
4568 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
4569 coalesce pointers if they have different DECL_NO_TBAA_P values.
4570 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
4571 between variables with different DECL_NO_TBAA_P values.
4573 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
4576 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
4577 are not legitimate small data references on SPE targets.
4579 2008-01-28 David Daney <ddaney@avtrex.com>
4581 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
4583 2008-01-28 David Daney <ddaney@avtrex.com>
4585 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
4587 2008-01-27 Joseph Myers <joseph@codesourcery.com>
4589 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
4590 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
4591 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
4592 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
4593 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4594 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
4595 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
4596 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
4598 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4600 * basic-block.h (condjump_equiv_p): Fix comment.
4602 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4604 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
4605 print_generic_stmt_indented): Fix comment.
4607 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4609 * configure.ac (__stack_chk_fail): Add detecion for availability
4610 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
4611 * configure: Regenerate.
4613 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
4616 * final.c (output_addr_const): Handle TRUNCATE.
4618 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
4621 * tree-ssa-loop-ivopts.c (comp_cost): New type.
4622 (zero_cost, infinite_cost): New constants.
4623 (struct cost_pair): Change type of cost to comp_cost.
4624 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
4625 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
4627 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
4628 split_address_cost, ptr_difference_cost, difference_cost,
4629 get_computation_cost_at, get_computation_cost,
4630 determine_use_iv_cost_generic, determine_use_iv_cost_address,
4631 determine_use_iv_cost_condition, determine_use_iv_costs,
4632 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
4633 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
4634 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
4635 Change type of cost to comp_cost.
4636 (determine_iv_cost): Increase cost of non-original ivs, instead
4637 of decreasing the cost of original ones.
4638 (get_address_cost): Indicate the complexity of the addressing mode
4640 (try_add_cand_for): Prefer using ivs not specific to some object.
4641 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
4643 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
4644 Janis Johnson <janis187@us.ibm.com>
4647 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
4648 (TARGET_INSTANTIATE_DECLS): Likewise.
4649 * target.h (expand_to_rtl_hook): New target hook.
4650 (instantiate_decls): Likewise.
4651 * function.c (instantiate_decl): Make non-static. Rename to...
4652 (instantiate_decl_rtl): ... this.
4653 (instantiate_expr): Use instantiate_decl_rtl.
4654 (instantiate_decls_1): Likewise.
4655 (instantiate_decls): Likewise.
4656 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4657 * function.h (instantiate_decl_rtl): Add prototype.
4658 * cfgexpand.c (target.h): New include.
4659 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4660 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4661 (TARGET_INSTANTIATE_DECLS): Likewise.
4662 (TARGET_INITIALIZER): New target hooks added.
4663 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4665 * config/rs6000/rs6000.c (tree-flow.h): New include.
4666 (machine_function): Add sdmode_stack_slot field.
4667 (rs6000_alloc_sdmode_stack_slot): New function.
4668 (rs6000_instantiate_decls): Likewise.
4669 (rs6000_secondary_memory_needed_rtx): Likewise.
4670 (rs6000_check_sdmode): Likewise.
4671 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4672 (TARGET_INSTANTIATE_DECLS): Likewise.
4673 (rs6000_hard_regno_mode_ok): Allow SDmode.
4674 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4675 (rs6000_emit_move): Handle SDmode.
4676 (function_arg_advance): Likewise.
4677 (function_arg): Likewise.
4678 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4679 SDmode var args for 32-bit compiles.
4680 (rs6000_secondary_reload_class): Handle SDmode.
4681 (rs6000_output_function_epilogue): Likewise.
4682 (rs6000_function_value): Simplify if statement.
4683 (rs6000_libcall_value): Likewise.
4684 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4685 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4686 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4687 (movsd_hardfloat): New define_insn.
4688 (movsd_softfloat): Likewise.
4689 (movsd_store): Likewise.
4690 (movsd_load): Likewise.
4691 (extendsddd2): Likewise.
4692 (extendsdtd2): Likewise.
4693 (truncddsd2): Likewise.
4694 (movdd_hardfloat64): Fixup comment.
4695 (UNSPEC_MOVSD_LOAD): New constant.
4696 (UNSPEC_MOVSD_STORE): Likewise.
4698 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4701 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4703 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4704 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4705 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
4708 2008-01-26 David Edelsohn <edelsohn@gnu.org>
4711 * config.gcc: Separate AIX 5.3 from AIX 6.1.
4712 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4713 __LONGDOUBLE128 too.
4714 * config/rs6000/aix61.h: New file.
4716 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4718 PR rtl-optimization/34959
4719 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
4720 popcount and parity rtxes the same mode as their operand.
4721 Truncate or extend the result to the return value's mode
4724 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4727 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
4728 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
4729 to GOT_VERSION_REGNUM.
4730 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
4731 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
4732 * config/mips/mips.c (mips_emit_call_insn): New function.
4733 (mips_call_tls_get_addr): Call mips_expand_call directly.
4734 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
4736 (mips16_build_call_stub): Likewise. Return the call insn or null.
4737 (mips_expand_call): Update the call to mips16_build_call_stub
4738 accordingly and a remove redundant condition. Assert that MIPS16
4739 stubs do not use lazy binding. Use mips_emit_call_insn and return
4741 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
4743 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
4744 (mips_avoid_hazard): Remove hazard_set handling.
4745 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
4746 (UNSPEC_RESTORE_GP): ...this.
4747 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
4748 (FAKE_CALL_REGNO): Rename to...
4749 (GOT_VERSION_REGNUM): ...this.
4750 (type): Add "ghost" value. Add an associated insn reservation.
4751 (hazard_set): Remove.
4752 (exception_receiver): Rename to...
4753 (restore_gp): ...this and update the unspec identifier accordingly.
4754 (exception_receiver, nonlocal_got_receiver): New expanders.
4755 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
4756 FAKE_CALL_REGNO. Remove hazard_set attribute.
4757 (set_got_version, update_got_version): New patterns.
4759 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
4762 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
4764 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4767 * doc/install.texi2html: Generate gcc-vers.texi.
4769 2008-01-25 DJ Delorie <dj@redhat.com>
4771 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4773 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4775 * config/c4x: Remove directory.
4776 * config.gcc (crx-*, mt-*): Mark obsolete.
4777 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
4778 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
4779 sh-*-rtemscoff*): Remove cases.
4780 * defaults.h (C4X_FLOAT_FORMAT): Remove.
4781 * real.c (encode_c4x_single, decode_c4x_single,
4782 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
4783 c4x_extended_format): Remove.
4784 * real.h (c4x_single_format, c4x_extended_format): Remove.
4785 * doc/extend.texi (interrupt, naked): Remove mention of attributes
4787 (Pragmas): Remove comment about c4x pragmas.
4788 * doc/install.texi (c4x): Remove target-specific instructions.
4789 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
4790 * doc/md.texi (Machine Constraints): Remove C4x documentation.
4791 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
4792 refer to C4x source files as examples.
4793 (C4X_FLOAT_FORMAT): Remove documentation.
4795 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
4797 * config/bfin/bfin.c (override_options): Reorder tests so that
4798 flag_pic gets enabled for -msep-data.
4800 2008-01-25 Richard Guenther <rguenther@suse.de>
4803 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
4804 to its bitfield precision if required.
4806 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4809 * tree-nested.c (walk_omp_for): New function.
4810 (convert_nonlocal_reference, convert_local_reference): Call
4811 walk_omp_for on OMP_FOR.
4812 (convert_call_expr): Call walk_body on OMP_FOR's
4813 OMP_FOR_PRE_INIT_BODY.
4815 2008-01-25 Richard Guenther <rguenther@suse.de>
4817 PR tree-optimization/34966
4818 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
4819 default defs and PHI_NODEs we have to insert after the
4822 2008-01-24 Nick Clifton <nickc@redhat.com>
4824 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
4825 Provide a default definition.
4826 (LIBGCC2_UNITS_PER_WORD): Likewise.
4828 * config/stormy16/stormy16.c: Include df.h for the prototype
4829 for df_regs_ever_live_p.
4830 (xstormy16_expand_builtin_va_start): Convert the stack offset
4831 into a component_ref and then use POINTER_PLUS_EXPR to add it
4832 to the incoming_virtual_args_rtx.
4833 (xstormy16_gimplify_va_arg_expr): Rename to
4834 xstormy16_gimplify_va_arg_expr.
4835 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
4836 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
4837 xstormy16_gimplify_va_arg_expr.
4838 Fix up some formatting issues.
4840 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
4841 Move to predicates.md.
4842 (xs_hi_general_operand): Likewise.
4843 (xs_hi_nonmemory_operand): Likewise.
4844 * config/stormy16/predicates.md:
4845 (xstormy16_carry_plus_operand): New predicate.
4846 (xs_hi_general_operand): New predicate.
4847 (xs_hi_nonmemory_operand): New predicate.
4848 * config/stormy16/stormy16-protos.h:
4849 (xstormy16_carry_plus_operand): Delete prototype.
4850 (xs_hi_general_operand): Likewise.
4851 (xs_hi_nonmemory_operand): Likewise.
4853 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
4854 modifiers as they are no longer needed and they can trigger
4855 reload spill failures.
4857 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
4858 with a match_operand in order to help reload.
4860 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
4861 constraint with 'e' for the 8th alternative as this version of
4862 the mov.w instruction only accepts the lower 8 registers.
4864 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
4867 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
4868 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
4871 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4874 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
4876 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4878 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
4880 (remove_structure): Update allocations list before removing structure.
4882 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4884 * ipa-struct-reorg.c (is_safe_cond_expr,
4885 create_new_stmts_for_cond_expr): Use integer_zerop function,
4886 that recognize not only zero-pointer, but zero-integer too.
4888 2008-01-25 Ben Elliston <bje@au.ibm.com>
4891 * fixproto: Escape "." in sed expression that strips leading "./".
4893 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
4896 * gcc.c (SWITCH_OK): Removed.
4897 (SWITCH_LIVE): Changed to bit.
4898 (SWITCH_FALSE): Likewise.
4899 (SWITCH_IGNORE): Likewise.
4900 (switchstr): Change live_cond to unsigned int.
4901 (process_command): Replace SWITCH_OK with 0.
4902 (do_self_spec): Likewise.
4903 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
4904 (give_switch): Likewise.
4905 (used_arg): Likewise.
4906 (do_spec_1): Set the SWITCH_IGNORE bit.
4907 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
4908 bits. Set the SWITCH_LIVE bit.
4910 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4912 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
4914 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
4916 PR tree-optimization/34472
4917 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
4918 parameter to a "bool *" and set *DATA to false if there is
4919 an unsafe access. Do not delete the structure here.
4920 (check_cond_exprs): Delete it here instead.
4921 (check_cond_exprs, exclude_cold_structs): Do not increase
4922 I when removing a structure.
4924 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
4927 * config/i386/i386.c (ix86_expand_vector_init): Consider only
4928 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
4930 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
4933 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
4934 a fixed vector for stack.
4936 2008-01-24 Ben Elliston <bje@au.ibm.com>
4939 * doc/gcc.texi (Software development): Add a direntry for g++.
4941 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
4943 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
4944 stale and straggling -fforce-addr comments above.
4946 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
4948 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
4949 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
4951 2008-01-23 Michael Matz <matz@suse.de>
4954 * dwarf2out.c (force_type_die): Use modified_type_die instead of
4957 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
4959 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
4962 2008-01-23 Anatoly Sokolov <aesok@post.ru>
4964 * config/avr/avr.c (avr_current_arch): New variable.
4965 (avr_arch_types): Add 'avr31' and 'avr51' entries.
4966 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
4967 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
4968 (avr_override_options): Init 'avr_current_arch'.
4969 (base_arch_s): Move from here...
4970 * config/avr/avr.h (base_arch_s): ... here. Add new members
4971 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
4972 'mega' to 'have_jmp_call'.
4973 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
4974 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
4976 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
4978 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4979 MULTILIB_MATCHES): (Ditto.).
4981 2008-01-23 Richard Guenther <rguenther@suse.de>
4984 * cgraphunit.c (cgraph_reset_node): Always mark the node
4985 not reachable if it is not queued already.
4987 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
4989 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
4990 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
4991 (cputype_selected): New static variable.
4992 (bfin_handle_option): Set it if -mcpu is used.
4993 (override_option): Select default set of workarounds if no cpu type
4994 selected on the command line.
4995 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
4997 From Michael Frysinger <michael.frysinger@analog.com>
4998 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
4999 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
5001 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
5002 for bf547, bf523, bf524, and bf526.
5003 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
5005 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5006 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
5007 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
5008 __ADSPBF547__ and __ADSPBF54x__ for bf547.
5009 * doc/invoke.texi (Blackfin Options): Document that
5010 -mcpu now accept bf547, bf523, bf524, and bf526.
5012 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
5014 PR rtl-optimization/34628
5015 * combine.c (try_combine): Stop and undo after the first combination
5016 if an autoincrement side-effect on the first insn has effectively
5019 2008-01-22 David Edelsohn <edelsohn@gnu.org>
5022 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5023 Offset addresses are not valid for Altivec or paired float modes.
5025 2008-01-22 Jakub Jelinek <jakub@redhat.com>
5028 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
5029 if DECL_INITIAL (decl) is error_mark_node.
5032 * c-common.c (handle_vector_size_attribute): Only allow
5033 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5034 the same way as pointer, array etc. types.
5035 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5038 * tree.c (build_type_attribute_qual_variant): Call
5039 build_qualified_type if attributes are equal, but quals are not.
5041 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5044 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5045 * flags.h (warn_strict_aliasing): Remove.
5046 (warn_strict_overflow): Remove.
5047 * opts.c (warn_strict_aliasing): Remove.
5048 (warn_strict_overflow): Remove.
5049 * c-opts.c (c_common_handle_option): -Wall only sets
5050 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5051 (c_common_post_options): Give default values to -Wstrict-aliasing
5052 and -Wstrict-overflow if they are uninitialized.
5053 * common.opt (Wstrict-aliasing): Specify Var and Init.
5054 (Wstrict-overflow): Likewise.
5056 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5058 PR rtl-optimization/26854
5059 PR rtl-optimization/34400
5060 PR rtl-optimization/34884
5061 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5063 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5064 (df_rd_bb_info.expanded_lr_out): Deleted
5065 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5066 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5067 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5068 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5069 Removed code to allocate, initialize or free expanded_lr_out.
5070 (df_rd_bb_local_compute_process_def): Restructured to make more
5072 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5073 sets if the sets are being trimmed.
5075 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5078 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5079 (as_vers): Likewise.
5080 * configure: Regenerated.
5082 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5085 * tree-pass.h (pass_build_alias): New pass.
5086 * tree-ssa-alias.c (gate_build_alias): New.
5087 (pass_build_alias): New.
5088 * passes.c (init_optimization_passes): Add pass_build_alias after
5089 pass_create_structure_vars.
5091 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5093 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5094 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5095 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5096 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5097 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5098 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5099 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5100 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5101 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5102 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5103 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5104 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5105 * config/s390/s390.md (FP_ALL): New mode iterator.
5106 (_d): New mode attribute.
5107 ("*signbit<mode>2>"): Changed mode of first operand.
5108 ("isinf<mode>2"): Changed mode of first operand.
5109 ("*TDC_insn"): Adaptation for DFP modes.
5111 2008-01-22 Ben Elliston <bje@au.ibm.com>
5113 * tree.c (check_qualified_type): Improve function description.
5115 2008-01-21 Jason Merrill <jason@redhat.com>
5118 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5119 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5122 2008-01-21 DJ Delorie <dj@redhat.com>
5124 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5127 2008-01-21 Richard Guenther <rguenther@suse.de>
5130 * tree-cfg.c (verify_expr): Allow all invariant expressions
5131 instead of just constant class ones as reference argument.
5132 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5133 like any other constant.
5134 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5136 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5138 * regmove.c (fixup_match_1): Update call crossed frequencies.
5140 2008-01-21 Richard Guenther <rguenther@suse.de>
5143 * tree-inline.c (setup_one_parameter): Deal with mismatched
5144 types using a VIEW_CONVERT_EXPR.
5146 2008-01-21 Alon Dayan <alond@il.ibm.com>
5147 Olga Golovanevsky <olga@il.ibm.com>
5149 PR tree-optimization/34701
5150 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5151 when the structure size is not a power of 2.
5153 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5155 * doc/install.texi: Add doc for --enable-checking=df.
5157 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5159 PR rtl-optimization/34808
5160 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5162 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5164 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5167 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5169 PR rtl-optimization/26854
5170 PR rtl-optimization/34400
5171 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5173 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5174 (df_rd_bb_info.expanded_lr_out): New.
5175 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5176 * loop_iv.c (iv_analysis_loop_init): Ditto.
5177 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5178 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5179 Added code to allocate, initialize or free expanded_lr_out.
5180 (df_rd_bb_local_compute_process_def): Restructured to make
5181 more understandable.
5182 (df_rd_confluence_n): Add code to do nothing with fake edges and
5183 code to no apply invalidate_by_call sets if the sets are being trimmed.
5184 (df_lr_local_finalize): Renamed to df_lr_finalize.
5185 (df_live_local_finalize): Renamed to df_live_finalize.
5187 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5190 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5191 deciding whether to use reciprocal instructions.
5193 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5195 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5196 dwarf2out_note_section_used if cold_text_section is NULL.
5198 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5200 PR gcov-profile/34610
5201 * tree-cfg.c (make_edges): Mark both outgoing edges from
5202 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5203 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5204 from OMP_FOR and OMP_CONTINUE outgoing edges.
5206 * tree-profile.c (tree_profiling): Return early if
5207 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5209 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5210 from cfun to child_cfun.
5211 * function.h (struct function): Add after_tree_profile bit.
5213 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5215 * config/avr/avr.S (_exit): Disable interrupt.
5217 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5218 Steven Bosscher <stevenb.gcc@gmail.com>
5220 PR rtl-optimization/26854
5221 PR rtl-optimization/34400
5222 * df-problems.c (df_live_scratch): New scratch bitmap.
5223 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5224 (df_live_reset): Clear the proper bitmaps.
5225 (df_live_bb_local_compute): Only process the artificial defs once
5226 since the order is not important.
5227 (df_live_init): Init the df_live sets only with the variables
5228 found live by df_lr.
5229 (df_live_transfer_function): Use the df_lr sets to prune the
5230 df_live sets as they are being computed.
5231 (df_live_free): Free df_live_scratch.
5233 2008-01-18 Ian Lance Taylor <iant@google.com>
5235 * common.opt: Add fmerge-debug-strings.
5236 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5237 flag_merge_debug_strings rather than flag_merge_constants.
5238 * doc/invoke.texi (Option Summary): Mention
5239 -fmerge-debug-strings.
5240 (Debugging Options): Document -fmerge-debug-strings.
5242 2008-01-18 Ian Lance Taylor <iant@google.com>
5245 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5246 (struct tree_function_decl): Add new field operator_new_flag.
5247 * tree-inline.c (expand_call_inline): When inlining a call to
5248 operator new, force the return value to go into a variable, and
5249 set DECL_NO_TBAA_P on that variable.
5250 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5252 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5255 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5256 DWARF2_DEBUGGING_INFO.
5257 (dwarf2out_note_section_used): Ditto. Add prototype.
5258 (have_multiple_function_sections, text_section_used,
5259 cold_text_section_used, *cold_text_sections): Move declarations
5262 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5264 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5265 field and add signal_ra.
5266 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5267 assignments to frame state pc. Move end of stack check after
5268 MD_FALLBACK_FRAME_STATE_FOR.
5269 (uw_update_context_1): Use frame state signal_regs if set, instead
5270 of checking signal_frame flag.
5271 (uw_update_context): Use frame state signal_ra if set.
5272 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5273 * config/xtensa/linux-unwind.h: New file.
5275 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5277 * modulo-sched.c (get_sched_window): Fix comment typo.
5279 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5281 PR tree-optimization/34648
5282 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5284 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5286 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5287 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5289 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5291 PR rtl-optimization/34400
5292 * df-core.c (df_worklist_dataflow_overeager,
5293 df_worklist_dataflow_doublequeue): New functions.
5294 (df_worklist_dataflow): Two different worklist solvers.
5295 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5298 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5301 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5302 and ftree-parallelize-loops.
5304 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5306 PR rtl-optimization/34826
5307 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5309 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5311 * global.c (find_reg): Mark the eh regs as used if necessary.
5312 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5313 * ra.h (struct allocno): no_eh_reg field added. Changed
5314 no_stack_reg type to bitfield.
5316 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5318 * tree.c (substitute_in_expr): Add missing 'break'.
5320 2008-01-17 Richard Guenther <rguenther@suse.de>
5322 PR tree-optimization/34825
5323 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5324 x / x as division to handle.
5326 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5328 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5329 "-pthread" is specified.
5330 * pa-hpux11.h (LIB_SPEC): Likewise.
5332 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5333 Peter Bergner <bergner@vnet.ibm.com>
5335 PR rtl-optimization/33796
5336 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5338 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5340 PR libgfortran/34699
5341 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5343 * pa-hpux10.h (LINK_SPEC): Likewise.
5344 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5346 2008-01-16 Richard Guenther <rguenther@suse.de>
5349 * fold-const.c (fold_convert_const_int_from_int): Do not
5350 set overflow if that occured only because of a sign extension
5351 change when converting from/to a sizetype with the same
5352 precision and signedness.
5354 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5357 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5358 location address to the correct place. Update copyright year.
5360 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5362 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5363 no dependences in the dependence_relations vector.
5365 2008-01-16 Jan Hubicka <jh@suse.cz>
5367 PR rtl-optimization/31396
5368 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5369 * cfg.c (dump_reg_info): Print it.
5370 * regs.h (struct reg_info_t): add freq_calls_crossed.
5371 (REG_FREQ_CALLS_CROSSED): New macro.
5372 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5373 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5374 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5375 regmove_optimize): Update call crossed frequencies.
5376 * local-alloc.c (struct qty): Add freq_calls_crossed.
5377 (alloc_qty): Copute freq_calls_crossed.
5378 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5379 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5380 * ra.h (struct allocno): Add freq_calls_crossed.
5382 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5384 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5385 libgomp when compiling with ftree-parallelize-loops.
5386 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5388 2008-01-16 Richard Guenther <rguenther@suse.de>
5390 PR tree-optimization/34769
5391 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5392 * tree.c (int_cst_value): Instead make this function more
5393 permissive in what it accepts as valid input. Document this
5394 function always sign-extends the value.
5396 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5397 Richard Guenther <rguenther@suse.de>
5400 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5401 (gimple_fold_indirect_ref_rhs): ... this.
5402 (gimple_fold_indirect_ref): New function with foldings
5403 that preserve lvalueness.
5404 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5405 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5406 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5407 to fold an INDIRECT_REF, fall back to the old use of
5408 fold_indirect_ref_1.
5410 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5412 * tree-data-ref.c (subscript_dependence_tester_1): Call
5413 free_conflict_function.
5414 (compute_self_dependence): Same.
5416 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5419 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5420 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5422 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5423 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5424 for DWARF2_UNWIND_INFO targets.
5426 2008-01-16 Richard Guenther <rguenther@suse.de>
5429 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5430 type qualifiers for function types.
5432 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5434 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5435 loop_iterator li from previous commit.
5437 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5439 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5441 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5443 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5444 (parallelize_loops): Don't parallelize irreducible components.
5446 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5449 * c-opts (c_common_post_options): Do not enable CPP
5450 flag_pedantic_errors by default.
5452 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5454 PR rtl-optimization/31944
5455 * cse.c (remove_pseudo_from_table): New function.
5456 (merge_equiv_classes): Use above function to remove pseudo-registers.
5457 (invalidate): Likewise.
5459 2008-01-13 Richard Guenther <rguenther@suse.de>
5462 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5463 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5465 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5467 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5468 validate_change to unshare the source of the PC set.
5470 2008-01-12 Jan Hubicka <jh@suse.cz>
5473 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5474 references above array bounds. This might trigger bounds checks for
5477 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5479 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5480 new_replaceable_dependencies.
5482 2008-01-12 Doug Kwan <dougkwan@google.com>
5484 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5485 instead of OPT_Wreturn_type in warning due to ignored return type
5487 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5488 options included in -Wextra.
5489 * c.opt: New option -Wignored_qualifiers.
5490 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5491 -Wignore_qualifiers.
5492 (-Wignored-qualifiers): Document.
5493 (-Wreturn-type): Remove description of functionality now handled
5494 by -Wignored-qualifiers.
5496 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5499 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5500 NOP_EXPR if it is between integral types with the same precision.
5502 2008-01-12 Jan Hubicka <jh@suse.cz>
5505 * invoke.texi (max-inline-recursive-depth): Fix default value.
5507 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5509 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
5512 2008-01-11 Bob Wilson <bob.wilson@acm.org>
5514 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
5516 2008-01-11 James E. Wilson <wilson@specifix.com>
5519 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
5521 2008-01-11 Anatoly Sokolov <aesok@post.ru>
5523 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
5524 save/restore frame pointer register and don't use 'call-prologues'
5525 optimization in function with "OS_task" attribute.
5527 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
5530 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
5531 when copying to memory.
5533 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
5535 PR rtl-optimization/30905
5536 * cfgcleanup.c: Include dce.h
5537 (crossjumps_occured): New global variable.
5538 (try_crossjump_bb): Exit loop after finding a fallthru edge.
5539 If something changed, set crossjumps_occured to true.
5540 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
5541 Don't add/remove fake edges to exit here...
5542 (cleanup_cfg): ...but do it here, when crossjumping.
5543 Run a fast DCE when successful crossjumps occured in the latest
5544 iteration of try_optimize_cfg.
5546 2008-01-11 Richard Guenther <rguenther@suse.de>
5548 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
5549 (struct vn_unary_op_s): Likewise.
5550 (vn_reference_insert): Free old reference on hash collision.
5552 2008-01-10 Raksit Ashok <raksit@google.com>
5554 PR rtl-optimization/27971
5555 * combine.c (find_split_point): Split PLUS expressions which are
5556 inside a MEM rtx, and whose first operand is complex.
5558 2008-01-10 DJ Delorie <dj@redhat.com>
5560 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
5561 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
5562 (m32c_hard_regno_ok): Call the underlying function.
5564 2008-01-10 Richard Guenther <rguenther@suse.de>
5567 * tree-cfg.c (tree_merge_blocks): Do not go through the
5568 full-blown folding and stmt updating path if we just deal
5569 with virtual operands.
5570 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
5571 test for abnormal SSA_NAMEs.
5573 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
5576 * reload.c (push_reload): Add assertions. All constants from
5577 reg_equiv_constant should have been used for replacing the respective
5579 (find_reloads_address): Invoke find_reloads_address_part for
5580 constant taken from the reg_equiv_constant array.
5582 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
5584 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
5585 field (valnum) the first in the struct. Replace bools with
5588 2008-01-10 Richard Guenther <rguenther@suse.de>
5590 PR tree-optimization/34651
5591 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
5592 types and ordering for masking and converting.
5594 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
5596 PR tree-optimization/34017
5597 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
5598 also for PHI_NODE expressions.
5600 2008-01-09 Jan Hubicka <jh@suse.cz>
5602 PR tree-optimization/34708
5603 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
5604 based on number of case labels.
5605 (init_inline_once): Remove switch_cost.
5606 * tree-inline.h (eni_weights_d): Remove switch_cost.
5608 2008-01-09 Richard Guenther <rguenther@suse.de>
5609 Andrew Pinski <andrew_pinski@playstation.sony.com>
5612 * gimplify.c (gimplify_cond_expr): Do not create an addressable
5613 temporary if an rvalue is ok or an lvalue is not required.
5615 2008-01-09 Richard Guenther <rguenther@suse.de>
5618 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
5621 2008-01-09 Richard Guenther <rguenther@suse.de>
5624 * tree.c (host_integerp): Check for sizetype only if the
5625 type is an integer type.
5627 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
5630 * opts.c (decode_options): Disable inlining of functions called
5631 once if not in unit-at-a-time mode.
5633 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
5635 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
5637 2008-01-08 Richard Guenther <rguenther@suse.de>
5640 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
5641 out early if the result will be unused.
5643 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5648 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5649 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5652 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
5654 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5655 for vectorization tuned.
5657 2008-01-08 Richard Guenther <rguenther@suse.de>
5659 PR tree-optimization/34683
5660 * tree-ssa-operands.c (operand_build_cmp): Export.
5661 * tree-ssa-operands.h (operand_build_cmp): Declare.
5662 * tree-vn.c (vuses_compare): Remove.
5663 (sort_vuses): Use operand_build_cmp.
5664 (sort_vuses_heap): Likewise.
5665 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5666 to re-use old VEC if available. Do not sort already sorted VUSEs.
5667 (vdefs_to_vec): Do not sort already sorted VDEFs.
5669 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5672 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5674 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5677 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5678 limitations of reciprocal sequences on x86 targets.
5680 2008-01-08 Richard Guenther <rguenther@suse.de>
5682 PR tree-optimization/34683
5683 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5685 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5688 * config/darwin.c (darwin_mergeable_string_section): Don't use
5689 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5691 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5694 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5695 negxf2. Macroize expander using X87MODEF mode iterator. Change
5696 predicates of op0 and op1 to register_operand.
5697 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5698 expander using X87MODEF mode iterator. Change predicates of
5699 op0 and op1 to register_operand.
5700 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5701 corresponding patterns and macroize using MODEF macro. Change
5702 predicates of op0 and op1 to register_operand and remove
5703 "m" constraint. Disparage "r" alternative with "!".
5704 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5705 macroize using X87MODEF macro. Change predicates of op0 and op1
5706 to register_operand and remove "m" constraint. Disparage "r"
5707 alternative with "!".
5708 (absneg splitter with memory operands): Remove.
5709 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
5710 patterns and macroize using X87MODEF mode iterator.
5711 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
5712 Change predicate of op1 to register_operand.
5713 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
5714 for memory operands.
5716 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
5718 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
5720 2008-01-07 Richard Guenther <rguenther@suse.de>
5722 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
5725 2008-01-07 Richard Guenther <rguenther@suse.de>
5727 PR tree-optimization/34683
5728 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5729 VOPs of the needed size to save memory. Use VEC_quick_push
5730 to save compile-time.
5731 (vdefs_to_vec): Likewise.
5733 2008-01-07 Sa Liu <saliu@de.ibm.com>
5735 * config/spu/spu.md (divdf3): Genetate inline code for double
5736 division. The implementation doesn't handle INF or NAN, therefore it
5737 only applies when -ffinite-math-only is given.
5739 2008-01-06 Paolo Carlini <pcarlini@suse.de>
5742 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
5743 * doc/cpp.texi ([Common Predefined Macros]): Document.
5745 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
5747 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
5748 order to use commutative addition instead of subtraction.
5750 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5751 Mircea Namolaru <namolaru@il.ibm.com>
5752 Vladimir Yanovsky <yanov@il.ibm.com>
5753 Revital Eres <eres@il.ibm.com>
5755 PR tree-optimization/34263
5756 * tree-outof-ssa.c (process_single_block_loop_latch,
5757 contains_tree_r): New functions.
5758 (analyze_edges_for_bb): Call process_single_block_loop_latch
5759 function to empty single-basic-block latch block if possible.
5761 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5763 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5765 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
5767 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5769 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
5771 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5773 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
5775 2008-01-05 Jakub Jelinek <jakub@redhat.com>
5777 PR tree-optimization/34618
5778 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
5781 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5784 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
5785 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
5786 Update copyright year.
5788 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
5789 Update copyright year.
5790 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
5793 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
5795 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
5796 edge does not point to current bb before changing need_assert.
5798 2008-01-04 Richard Guenther <rguenther@suse.de>
5801 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
5802 for verifying purposes if they are is_gimple_min_invariant.
5804 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
5806 PR tree-optimization/34448
5807 PR tree-optimization/34465
5808 * gimplify.c (gimplify_init_constructor): Add new parameter
5809 notify_temp_creation. Use it.
5810 (gimplify_modify_expr_rhs): Take volatiles into account when
5811 optimizing constructors.
5812 Do not optimize constructors if gimplify_init_constructor will dump to
5814 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
5815 * gcc.c-torture/compile/pr34448.c: New.
5817 2008-01-04 Jakub Jelinek <jakub@redhat.com>
5819 PR gcov-profile/34609
5820 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
5821 return_slot if result is TREE_ADDRESSABLE.
5823 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
5825 * config/mips/mips.md (sqrt_condition): Tweak comment.
5826 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
5828 2008-01-03 Tom Tromey <tromey@redhat.com>
5831 * c-common.c (c_type_hash): Handle VLAs.
5833 2008-01-03 Jan Hubicka <jh@suse.cz>
5835 PR tree-optimization/31081
5836 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
5837 0 when inlining and not inlining to first basic block.
5838 (remap_decl): When var is initialized to 0, don't set default_def.
5839 (expand_call_inline): Set entry_bb.
5840 * tree-inline.h (copy_body_data): Add entry_bb.
5842 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5845 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
5848 PR tree-optimization/29484
5849 * tree-inline.c (inline_forbidden_p_2): New function.
5850 (inline_forbidden_p): Disallow inlining if some static var
5851 has an address of a local LABEL_DECL in its initializer.
5852 * doc/extend.texi (Labels as Values): Document &&foo behaviour
5855 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
5857 PR tree-optimization/34635
5858 * tree-data-ref.c (add_other_self_distances): Make sure that the
5859 evolution step is constant.
5861 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5864 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
5866 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
5868 * tree-sra.c (scalarize_init): Insert the generate_element_init
5869 statements after the generate_element_zero statements.
5871 2008-01-02 Richard Guenther <rguenther@suse.de>
5875 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
5876 for very large number of operands instead of ICEing.
5878 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
5881 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
5882 while stack probing.
5884 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
5886 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
5889 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
5892 * tree-mudflap.c (mx_register_decls): Guard warning by
5893 !DECL_ARTIFICIAL check.
5895 2008-01-01 Jakub Jelinek <jakub@redhat.com>
5897 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
5898 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
5899 sse5_perm<mode>): Fix constraints.