1 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3 * function.c (free_after_parsing): Replace with
4 cxx_push_function_context from C++ front-end.
5 (allocate_struct_function): Don't call langhook.
6 * langhooks.h (struct lang_hooks_for_functions): Delete.
7 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
9 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
10 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
11 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
12 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
13 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
14 remove LANG_HOOKS_FUNCTION_INITIALIZER.
15 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
17 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
20 2008-04-04 Jakub Jelinek <jakub@redhat.com>
23 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
26 2008-04-04 Richard Guenther <rguenther@suse.de>
29 * fold-const.c (optimize_minmax_comparison): Use the correct
30 type for the constant in the simplified comparison.
32 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
34 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
35 Pass L2 size as "--param l2-cache-size" to the compiler.
36 (decode_l2_cache): New function to decode L2 cache parameters using
37 0x8000006 extended cpuid function.
38 (detect_caches_amd): Determine parameters of L2 cache using
39 decode_l2_caches function.
40 (decode_caches_intel): Decode L2 cache parameters.
41 (detect_caches_intel): Determine L2 cache parameters using
42 decode_caches_intel and decode_l2_caches functions.
44 2008-04-03 Bob Wilson <bob.wilson@acm.org>
46 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
47 secondary input reload for subword loads from the constant pool.
49 2008-04-03 Janis Johnson <janis187@us.ibm.com>
52 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
53 constants of the appropriate size for runtime calculations.
56 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
57 decimal-float literal constant zero.
59 2008-04-03 Jakub Jelinek <jakub@redhat.com>
62 * c-parser.c (c_parser_omp_atomic): Call
63 default_function_array_conversion on the RHS.
66 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
67 call is_variable_sized if decl has incomplete type.
69 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
71 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
73 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
75 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
77 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and
79 (sgt<u>): Merge sgt and sgtu into new expander.
80 (sgt, sgtu): Remove expanders.
81 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new
83 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
84 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
85 *sgtu_<mode>_mips16 into new pattern.
86 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
87 (sge<u>): Merge sge and sgeu into new expander.
88 (sge, sgeu): Remove expanders.
89 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
91 (*sge_<mode>, second *sge_<mode>): Remove patterns.
92 (slt<u>): Merge slt and sltu into new expander.
93 (slt, sltu): Remove expanders.
94 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new
96 (*slt_<mode>, *sltu_<mode>): Remove patterns.
97 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
98 *sltu_<mode>_mips16 into new pattern.
99 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
100 (sle<u>): Merge sle and sleu into new expander.
101 (sle, sleu): Remove expanders.
102 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new
104 (*sle_<mode>, *sleu_<mode>): Remove patterns.
105 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
106 *sleu_<mode>_mips16 into new pattern.
107 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
109 2008-04-03 Jan Hubicka <jh@suse.cz>
111 PR tree-optimization/35795
112 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
113 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
114 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
115 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
116 * score/score3.c (score3_output_mi_thunk): Likewise.
117 * score/score7.c (score7_output_mi_thunk): Likewise.
118 * mips/mips.c (mips_output_mi_thunk): Likewise.
120 2008-04-03 Richard Guenther <rguenther@suse.de>
122 * tree-vrp.c (extract_range_from_unary_expr): Handle all
123 conversions. Simplify code.
125 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
127 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
129 2008-04-03 Tom Tromey <tromey@redhat.com>
130 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
132 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
133 * config/bfin/t-bfin-linux (generated_files): Add
134 linux-sysroot-suffix.h.
135 * doc/install.texi (Prerequisites): Require make 3.80.
136 * doc/sourcebuild.texi (Front End Directory): Document new
138 * Makefile.in (generated_files): New variable.
139 (ALL_HOST_OBJS): New variable.
140 ($(ALL_HOST_OBJS)): New target.
142 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
144 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
145 (remap_block): Call id->transform_lang_insert_block instead
147 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
148 Set id.transform_lang_insert_block to NULL.
149 (clone_body): Move to cp/optimize.c
150 * tree-inline.h (struct copy_body_data): Change
151 transform_lang_insert_block to function pointer.
152 (copy_generic_body, copy_decl_no_change): Export.
153 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
154 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
155 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
157 * c-tree.h (insert_block): Kill.
158 * c-decl.c (insert_block): Kill.
160 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
162 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
163 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
164 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
166 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
167 argument, call {push,pop}_function_context from here.
168 * c-parser.c: Use c_{push,pop}_function_context.
170 * function.c (push_function_context_to): Move meat ...
171 (push_function_context): ... here. Simplify.
172 * function.c (pop_function_context_from): Move meat ...
173 (pop_function_context): ... here. Simplify.
174 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
176 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
177 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
178 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
179 * tree.h (push_function_context_to, pop_function_context_from): Remove.
181 2008-04-03 Ben Elliston <bje@au.ibm.com>
183 * expmed.c (extract_force_align_mem_bit_field): Remove.
185 2008-04-03 Richard Guenther <rguenther@suse.de>
188 * expr.h (try_casesi): Adjust prototype.
189 * expr.c (try_casesi): Take fallback label as extra parameter.
190 Use that for gen_casesi if default_label is NULL.
191 * stmt.c (expand_case): Pass fallback label to try_casesi,
192 make sure to fill gaps with a fallback label if default_label
195 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
198 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
200 2008-04-03 Ben Elliston <bje@au.ibm.com>
202 * expmed.c (extract_split_bit_field): Remove if (0) code.
203 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
204 (do_ds_constraint): Likewise.
206 2008-04-02 Joseph Myers <joseph@codesourcery.com>
208 * doc/cppopts.texi (-dU): Document.
209 * c-common.h (flag_dump_macros): Update comment.
210 * c-opts.c (handle_OPT_d): Handle -dU.
211 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
212 dump_queued_macros, cb_used_define, cb_used_undef): New.
213 (init_pp_output): Handle -dU.
214 (cb_line_change): Call dump_queued_macros.
215 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
217 2008-04-02 Anatoly Sokolov <aesok@post.ru>
219 * config/avr/predicates.md (io_address_operand): New predicate.
220 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
221 * config/avr/avr.c (avr_io_address_p): Remove function.
222 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
223 'avr_io_address_p' function.
224 (out_movhi_r_mr): (Ditto.).
225 (out_movqi_mr_r): (Ditto.).
226 (out_movhi_mr_r): (Ditto.).
227 (avr_address_cost): (Ditto.).
229 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
231 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
232 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
233 in 32bit mode when XMM registers are available to avoid store
235 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
236 corresponding post-reload splitters.
238 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
240 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
241 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
242 __builtin_ia32_roundss.
243 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
244 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
245 __builtin_ia32_roundss.
246 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
247 IX86_BUILTIN_SHUFPD here.
249 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
251 * config/i386/i386.md (plogic): New.
252 (plogicprefix): Likewise.
254 * config/i386/mmx.md (mmx_<code><mode>3): New.
255 (mmx_and<mode>3): Removed.
256 (mmx_ior<mode>3): Likewise.
257 (mmx_xor<mode>3): Likewise.
259 * config/i386/sse.md (<code><mode>3): New.
260 (*<code><mode>3): Likewise.
261 (*<code><mode>3): Likewise.
262 (<code><mode>3): Likewise.
263 (*sse_<code><mode>3): Likewise.
264 (*sse2_<code><mode>3): Likewise.
265 (<code>tf3): Likewise.
266 (*<code>tf3): Likewise.
267 (and<mode>3): Likewise.
268 (*and<mode>3): Likewise.
269 (ior<mode>3): Removed.
270 (*ior<mode>3): Likewise.
271 (xor<mode>3): Likewise.
272 (*xor<mode>3): Likewise.
273 (*and<mode>3): Likewise.
274 (*ior<mode>3): Likewise.
275 (*xor<mode>3): Likewise.
276 (and<mode>3): Likewise.
277 (*sse_and<mode>3): Likewise.
278 (*sse2_and<mode>3): Likewise.
281 (ior<mode>3): Likewise.
282 (*sse_ior<mode>3): Likewise.
283 (*sse2_ior<mode>3): Likewise.
286 (xor<mode>3): Likewise.
287 (*sse_xor<mode>3): Likewise.
288 (*sse2_xor<mode>3): Likewise.
292 2008-04-02 Richard Guenther <rguenther@suse.de>
294 PR tree-optimization/14495
295 PR tree-optimization/34793
296 * tree-vrp.c (struct switch_update): New structure.
297 (to_remove_edges, to_update_switch_stmts): New VECs.
298 (simplify_switch_using_ranges): New function. Remove not taken
299 case labels and edges.
300 (simplify_stmt_using_ranges): Call it.
301 (identify_jump_threads): Mark edges we have queued for removal
302 so we don't thread them.
303 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
305 * tree-cfg.c (group_case_labels): Deal with missing default label.
306 (tree_verify_flow_info): Allow missing default label.
307 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
308 (emit_case_nodes): Likewise.
309 (expand_case): Do not rely on the default label to be present.
310 * expr.c (try_casesi): Deal with NULL default_label.
311 (do_tablejump): Likewise.
313 2008-04-02 Richard Guenther <rguenther@suse.de>
315 PR tree-optimization/14495
316 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
318 (vrp_visit_switch_stmt): ... but here (new function).
319 (find_case_label_index): New helper function.
320 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
322 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
324 * fwprop.c: Fix ISO-C99ism.
326 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
329 * Makefile.in (objdir): Set it here.
330 * configure.ac: Not here. Find dynamic linker characteristics.
331 * exec-tool.in: Use them.
332 * aclocal.m4: Regenerate.
333 * configure: Regenerate.
335 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
337 * expr.c (expand_var): Delete it.
338 * expr.h (expand_var): Delete prototype.
339 * function.c (expand_function_start): Use expand_decl instead.
340 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
343 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
345 PR rtl-optimization/35542
346 * fwprop.c (forward_propagate_and_simplify): Replace
347 loc_reg_mentioned_in_p with reg_mentioned_p.
349 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
351 PR rtl-optimization/35281
352 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
353 (propagate_rtx_1): Handle PR_HANDLE_MEM.
354 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
355 (varying_mem_p): Move above propagate_rtx.
356 (all_uses_available_at): Do not check MEMs.
358 2008-04-02 Rafael Espindola <espindola@google.com>
360 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
361 (register_edge_assert_for_2): Split the cond argument.
362 (register_edge_assert_for_1): Adjust for the change in
363 register_edge_assert_for_2.
364 (register_edge_assert_for): Split the cond argument.
365 (find_switch_asserts): Adjust for the change in
366 register_edge_assert_for.
368 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
370 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
371 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
372 offsets for 64-bit mingw.
373 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
374 abi for x86_64-pc-mingw.
376 2008-04-02 Richard Guenther <rguenther@suse.de>
378 * tree-vrp.c (extract_range_from_assert): Make sure to not
379 produce range min/max with TREE_OVERFOW set.
380 If merging a anti-range and a range keep the anti-range if
381 the range covers all values of the type.
382 (register_edge_assert_for_2): Only allow sign-changing
383 conversions in detecting canonical range checks. Also
384 register an assert for the unsigned name if useful.
386 PR tree-optimization/35787
387 * tree-vrp.c (vrp_val_max): New function.
388 (vrp_val_min): Likewise.
389 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
390 (vrp_val_is_min): Likewise.
391 (supports_overflow_infinity): Use vrp_val_{min,max}.
392 (negative_overflow_infinity): Likewise.
393 (positive_overflow_infinity): Likewise.
394 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
395 (is_positive_overflow_infinity): Likewise.
396 (is_overflow_infinity): Likewise.
397 (avoid_overflow_infinity): Use vrp_val_{min,max} and
398 vrp_val_is_{min,max}.
399 (set_and_canonicalize_value_range): Canonicalize anti-ranges
400 to ranges if possible. Avoid empty ranges.
402 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
405 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
406 the expression is a function address.
408 2008-04-01 George Helffrich <george@gcc.gnu.org>
410 PR fortran/PR35154, fortran/PR23057
411 * fortran/trans-common.c (create_common): Add decl to function
412 chain to preserve identifier scope in debug output.
414 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
415 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
416 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
417 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
419 (dbxout_syms): Check for COMMON-based symbol and wrap in
420 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
421 in bracket for efficiency.
423 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
424 using DW_TAG_common_block + member offset.
425 (add_pubname_string): New function.
426 (dw_expand_expr): New function to find block name and offset for
428 (common_check): New function to check whether symbol in Fortran COMMON.
429 (gen_variable_die): If COMMON, use DW_TAG_common_block.
431 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
432 use of common is unchanged.
434 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
435 with all combinations of debug options available on target.
436 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
437 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
438 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
439 .stabs functionality.
440 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
443 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
446 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
448 2008-04-02 Ben Elliston <bje@au.ibm.com>
450 * config/v850/v850.md (casesi): Remove if (0) code.
451 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
452 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
454 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
456 * config/i386/i386.md (rex64suffix): New mode attribute.
457 (floathi<mode>2): Disable expander for SSE math.
458 (*floathi<mode>2_1): New insn insn_and_split pattern.
459 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
460 corresponding post-reload splitters.
461 (*floathi<mode>2_i387): New macroized insn pattern.
462 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
463 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
464 insn_and_split pattern.
465 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
466 New macroized instruction patterns and corresponding post-reload
468 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
469 and corresponding post-reload splitters.
470 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
471 New macroized instruction patterns.
472 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
473 macroized instruction patterns and corresponding post-reload splitters.
474 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
475 corresponding post-reload splitters.
476 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
477 New macroized instruction patterns.
478 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
479 corresponding post-reload splitters.
480 (*floatsi<mode>2_i387): New macroized instruction patterns.
482 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
484 * config/i386/i386.md (smaxmin): New.
486 (maxminiprefix): Likewise.
487 (maxminfprefix): Likewise.
488 (<code><mode>3): Likewise.
489 (smin<mode>3): Removed.
490 (smax<mode>3): Likewise.
492 * config/i386/mmx.md (mmx_<code>v2sf3): New.
493 (mmx_<code>v4hi3): Likewise.
494 (mmx_<code>v8qi3): Likewise.
495 (mmx_smaxv2sf3): Removed.
496 (mmx_sminv2sf3): Likewise.
497 (mmx_umaxv8qi3): Likewise.
498 (mmx_smaxv4hi3): Likewise.
499 (mmx_uminv8qi3): Likewise.
500 (mmx_sminv4hi3): Likewise.
502 * config/i386/sse.md (<addsub><mode>3): New.
503 (*<addsub><mode>3): Likewise.
504 (<sse>_vm<addsub><mode>3): Likewise.
505 (<maxmin><mode>3): Likewise.
506 (*<maxmin><mode>3_finite): Likewise.
507 (*<maxmin><mode>3): Likewise.
508 (<sse>_vm<maxmin><mode>3): Likewise.
509 (sse3_h<addsub>v4sf3): Likewise.
510 (sse3_h<addsub>v2df3): Likewise.
511 (<maxmin>v16qi3): Likewise.
512 (*<maxmin>v16qi3): Likewise.
513 (<maxmin>v8hi3): Likewise.
514 (*<maxmin>v8hi3): Likewise.
515 (*sse4_1_<maxmin><mode>3): Likewise.
516 (*sse4_1_<maxmin><mode>3): Likewise.
517 (add<mode>3): Removed.
518 (*add<mode>3): Likewise.
519 (<sse>_vmadd<mode>3): Likewise.
520 (sub<mode>3): Likewise.
521 (*sub<mode>3): Likewise.
522 (<sse>_vmsub<mode>3): Likewise.
523 (smin<mode>3): Likewise.
524 (*smin<mode>3_finite): Likewise.
525 (*smin<mode>3): Likewise.
526 (<sse>_vmsmin<mode>3): Likewise.
527 (smax<mode>3): Likewise.
528 (*smax<mode>3_finite): Likewise.
529 (*smax<mode>3): Likewise.
530 (<sse>_vmsmax<mode>3): Likewise.
531 (sse3_haddv4sf3): Likewise.
532 (sse3_haddv2df3): Likewise.
533 (sse3_hsubv4sf3): Likewise.
534 (sse3_hsubv2df3): Likewise.
535 (umaxv16qi3): Likewise.
536 (*umaxv16qi3): Likewise.
537 (smaxv8hi3): Likewise.
538 (*smaxv8hi3): Likewise.
539 (*sse4_1_smax<mode>3): Likewise.
540 (*sse4_1_umax<mode>3): Likewise.
541 (uminv16qi3): Likewise.
542 (*uminv16qi3): Likewise.
543 (sminv8hi3): Likewise.
544 (*sminv8hi3): Likewise.
545 (*sse4_1_smin<mode>3): Likewise.
546 (*sse4_1_umin<mode>3): Likewise.
548 2008-04-01 Rafael Espindola <espindola@google.com>
550 * tree-cfg.c (verify_expr): remove in_phi.
551 (verify_stmt): Don't call walk_tree with verify_expr. Use
552 is_gimple_min_invariant instead of is_gimple_val.
554 2008-04-01 Joseph Myers <joseph@codesourcery.com>
556 * doc/include/gpl_v3.texi: Update for manpage generation.
557 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
559 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
560 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
561 gpl_v3.texi instead of gpl.texi.
564 2008-04-01 Jakub Jelinek <jakub@redhat.com>
567 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
569 2008-04-01 Rafael Espindola <espindola@google.com>
571 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
572 (extract_code_and_val_from_cond): Use
573 extract_code_and_val_from_cond_with_ops.
575 2008-04-01 Jan Hubicka <jh@suse.cz>
577 * function.c (free_after_compilation): Free epilogue_delay_list.
578 (prepare_function_start): Assert that previous compilation was freed.
580 2008-04-01 Jan Hubicka <jh@suse.cz>
581 Jim Wilson <wilson@tuliptree.org>
582 Andreas Tobler <andreast@gcc.gnu.org>
585 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
586 rtl.emit instead cfun->emit.
587 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
588 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
590 2008-04-01 Ben Elliston <bje@au.ibm.com>
592 * doc/c-tree.texi (Function Basics): Fix grammatical error.
594 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
596 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
598 (fprofile-use): Add var flag_profile_use
599 * coverage.c (coverage_begin_output): Do not open a gcno file for
600 output only if -ftest-coverage is set.
601 Do not add getpwd() to gcda file path.
602 (build_gcov_info): Check the new flag
603 flag_profile_datafile_relative_path.
604 (coverage_init): Use profile_data_prefix.
605 Read profile counter only if flag_profile_use is set.
606 * opts.c (common_handle_option): New option fprofile-use=,
607 fprofile-dir=, fprofile-generate=.
608 * toplev.c (profile_data_prefix): New variable definition.
609 * toplev.h (profile_data_prefix): New declaration.
610 * doc/invoke.tex (Option Summary, Optimization Options):
613 2008-03-31 James E. Wilson <wilson@tuliptree.org>
615 * varasm.c (output_constant_pool_1): In LABEL_REF check,
616 use tmp consistently.
619 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
620 * config/ia64/ia64.c (rtx_needs_barrier): Handle
621 UNSPEC_FR_RECIP_APPROX_RES.
622 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
624 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
627 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
629 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
632 * fold-const.c (fold_indirect_ref_1): Support accessing non first
633 element of the vector via a pointer.
635 2008-03-31 Ian Lance Taylor <iant@google.com>
637 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
639 2008-03-31 Jan Hubicka <jh@suse.cz>
641 * builtins.c (expand_builtin_setjmp_receiver): Update call of
642 get_arg_pointer_save_area.
643 * expr.c (init_expr): Just clear out rtl.expr.
644 * function.c (free_after_compilation): Clear out whole RTL structure.
645 (get_func_frame_size): Merge into ...
646 (get_frame_size): ... this one.
647 (assign_stack_local_1): Merge into ...
648 (assign_stack_local): ... this one.
649 (expand_function_end): Update call of get_arg_pointer_save_area.
650 (get_art_pointer_save_area): Remove cfun argument.
651 * function.h (emit_status): regno_pointer_align does not need length
652 attribute. Move x_regno_reg_rtx to ...
653 (regno_reg_rtx): ... new global array.
654 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
655 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
656 apply_args_value, forced_labels, stack_pointer_delta):
658 (struct varasm_status): Move here from varasm.c
659 (struct rtl_data): New. Move here some fields from struct function.
660 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
661 frame_offset, stack_check_probe_note, arg_pointer_save_area,
662 used_temp_slots avail_temp_slots, temp_slot_level,
663 nonlocal_goto_handler_labels): Update accesstors.
664 (rtl): New global variable.
665 (struct function): Move some fileds to rtl_data.
666 (get_arg_pointer_save_area): Update prototype.
667 * emit-rtl.c (rtl): Declare.
668 (regno_reg_rtx): Declare.
669 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
671 (gen_reg_rtx): Update.
672 (init_virtual_regs): Do not tate emit_status argument.
673 (init_emit): Do not allocate emit.
674 * varasm.c (varasm_statuc): Move to function.h.
675 (n_deferred_constatns): Update accestor.
676 (init_varasm_status): Do not allocate varasm_status.
677 (force_const_mem, get_pool_size, output_constant_pool): Update.
678 * stmt.c (force_label_rtx): Do not use x_ prefixes.
679 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
681 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
683 PR rtl-optimization/35729
684 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
687 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
690 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
691 load/store if memory is unaligned.
692 (*movti_rex64): Likewise.
694 * config/i386/predicates.md (misaligned_operand): New.
696 2008-03-31 Andrew Pinski <pinskia@gmail.com>
699 * tree-ssa-phiopt.c (conditional_replacement): Return early for
702 2008-03-31 Jan Beulich <jbeulich@novell.com>
704 * config/ia64/constraints.md: Add 'j' constraint.
705 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
706 (movdi_internal): Likewise.
708 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
711 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
713 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
716 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
717 proper error message for the third argument on blendpd and
720 * config/i386/sse.md (blendbits): New.
721 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
723 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
725 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
727 2008-03-30 Richard Guenther <rguenther@suse.de>
730 * fold-const.c (fold_sign_changed_comparison): Do leave
731 conversions to base-types alone.
733 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
735 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
736 the link register if one altivec register is be saved.
738 2008-03-30 Ben Elliston <bje@au.ibm.com>
740 * final.c (final_scan_insn): Remove if (0) code.
742 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
744 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
746 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
748 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
749 of V4SFmode to ix86_binary_operator_ok.
751 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
753 * config/i386/i386.c (override_options): Initialize
754 ix86_veclib_handler to ix86_veclibabi_svml when
755 -mveclibabi=svml is used.
756 (ix86_veclibabi_svml): New function for SVML ABI style
757 vectorization support.
758 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
760 2008-03-28 Rafael Espindola <espindola@google.com>
762 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
763 (tree_binary_nonnegative_warnv_p): Make it public.
764 (tree_single_nonnegative_warnv_p): Make it public.
765 (tree_invalid_nonnegative_warnv_p): Make it public.
766 (tree_unary_nonzero_warnv_p): Make it public.
767 (tree_binary_nonzero_warnv_p): Make it public
768 (tree_single_nonzero_warnv_p): Make it public.
769 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
770 (extract_range_from_binary_expr): Split the expr argument.
771 (extract_range_from_unary_expr): Split the expr argument.
772 (extract_range_from_comparison): Split the expr argument.
773 (extract_range_from_expr): Use the new aux functions.
774 (vrp_evaluate_conditional_warnv): Use
775 vrp_evaluate_conditional_warnv_with_ops.
776 * tree.h (tree_unary_nonzero_warnv_p): Declare.
777 (tree_binary_nonzero_warnv_p): Declare.
778 (tree_single_nonzero_warnv_p): Declare.
779 (tree_expr_nonzero_warnv_p): Declare.
780 (tree_unary_nonnegative_warnv_p): Declare.
781 (tree_binary_nonnegative_warnv_p): Declare.
782 (tree_single_nonnegative_warnv_p): Declare.
783 (tree_invalid_nonnegative_warnv_p): Declare.
785 2008-03-28 Richard Guenther <rguenther@suse.de>
787 PR tree-optimization/30317
788 PR tree-optimization/30911
789 PR tree-optimization/34793
790 * tree-vrp.c (set_and_canonicalize_value_range): New function.
791 (struct assert_locus_d): New member EXPR.
792 (register_new_assert_for): Add EXPR parameter to support
793 ASSERT_EXPR <name, expr OP limit>.
794 (register_edge_assert_for_1): Adjust callers.
795 (find_assert_locations): Likewise.
796 (process_assert_insertions_for): Build condition from expression.
797 (extract_range_from_assert): Handle ASSERT_EXPRs
798 of the form ASSERT_EXPR <name, expr OP limit>.
799 (register_edge_assert_for_2): New helper registering
800 asserts for comparisons. Recognize range tests of the form
801 (unsigned)i - CST1 OP CST2.
802 (register_edge_assert_for_1): Use it.
803 (register_edge_assert_for): Likewise.
804 (needs_overflow_infinity): Integer sub-types
805 do not need overflow infinities.
806 (vrp_val_is_max): The extreme values of integer sub-types
807 are those of the base type.
808 (vrp_val_is_min): Likewise.
809 * tree.def (ASSERT_EXPR): Document extra allowed conditional
812 2008-03-28 Nick Clifton <nickc@redhat.com>
814 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
815 Return GENERAL_REGS for stack adjustment reloads.
817 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
820 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
821 const_vector when all the vectors are constant.
823 2008-03-27 Bob Wilson <bob.wilson@acm.org>
825 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
827 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
828 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
830 (s<code>_sf): Use new scc_sf attribute for opcode names.
832 2008-03-27 Tom Tromey <tromey@redhat.com>
834 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
835 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
836 config/spu/t-spu-elf, config/i386/t-interix,
837 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
838 config/i386/x-darwin, config/i386/x-mingw32,
839 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
840 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
841 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
842 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
843 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
844 config/rs6000/x-darwin, config/rs6000/t-rs6000,
845 config/score/t-score-elf, config/arm/t-strongarm-pe,
846 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
847 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
848 Revert automatic dependency patch.
850 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
853 * config/i386/i386.c (ix86_function_arg_boundary): Align
854 decimal floating point to its natural boundary.
856 2008-03-27 Richard Guenther <rguenther@suse.de>
859 * fold-const.c (fold_comparison): Restrict distinct decl
860 comparison folding to VAR_DECLs and PARM_DECLs. Do not
861 solely rely on operand_equal_p.
863 2008-03-27 Richard Guenther <rguenther@suse.de>
866 * c-common.c (handle_weak_attribute): Reject combination of
869 2008-03-27 Richard Guenther <rguenther@suse.de>
871 PR tree-optimization/32810
872 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
873 conversions from DECL_INITIAL.
874 (fold_const_aggregate_ref): Likewise from constructor elements.
876 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
878 * tree-affine.h (aff_combination_expand): Declare.
879 (get_inner_reference_aff): Likewise.
880 * tree-affine.c (aff_combination_expand): Split out from
881 tree_to_aff_combination_expand.
882 (get_inner_reference_aff): New function.
883 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
884 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
885 (struct lim_aux_data): sm_done field removed.
886 (mem_ref_loc_p, mem_ref_locs_p): New types.
887 (struct mem_ref): Added id, stored, accesses_in_loop,
888 indep_loop, dep_loop, indep_ref, dep_ref fields.
889 Removed is_stored, locs and next fields.
890 (memory_accesses): New variable.
891 (movement_possibility): Do not allow moving statements
892 that store to memory.
893 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
895 (determine_max_movement): For statements with memory references,
896 find the outermost loop in that the reference is independent.
897 (move_computations_stmt): Mark the virtual operands for renaming.
898 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
899 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
900 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
901 add_vop_ref_mapping, create_vop_ref_mapping_loop,
902 create_vop_ref_mapping, analyze_memory_references,
903 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
904 get_all_locs_in_loop, ref_always_accessed_p,
905 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
906 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
907 store_motion_loop, store_motion): New functions.
908 (struct vop_to_refs_elt): New type.
909 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
910 memref_hash, memref_eq, hoist_memory_references): Rewritten.
911 (schedule_sm): Replaced by...
912 (execute_sm): ... this.
913 (determine_lsm_ref, hoist_memory_references,
914 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
915 find_more_ref_vops, free_mem_ref, free_mem_refs,
916 determine_lsm_loop, determine_lsm): Removed.
917 (tree_ssa_lim_finalize): Free data structures used by store motion.
918 (tree_ssa_lim): Call analyze_memory_references. Use
919 store_motion instead of determine_lsm.
921 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
923 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
924 rename tmake_file to m68hc11/t-m68hc11.
925 (mcore): Set inhibit_libc to true.
926 * config.host (alpha*-dec-*vms*): Set extra_programs.
927 (interix3*): Don't use host_xmake_file.
928 * configure.ac: Let config.gcc override inhibit_libc.
929 * configure: Regenerate.
931 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
932 * config/t-openbsd-thread: Remove commented out lines.
934 * config/x-interix: Remove.
936 * config/m68hc11/t-m68hc11-gas: Rename to...
937 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
939 * config/mcore/t-mcore: Remove T_CFLAGS.
940 * config/mcore/t-mcore-pe: Likewise.
942 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
944 * configure.ac: Replace custom __GNU_SOURCE test with
945 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
946 * aclocal.m4: Regenerate.
947 * configure: Regenerate.
948 * config.in: Regenerate.
950 2008-03-27 Richard Guenther <rguenther@suse.de>
952 * fold-const.c (target.h): Include.
953 (fold_comparison): Fold comparison of addresses of decls
954 that bind locally or of constants. Consolidate address folding code.
955 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
956 results from fold_binary_to_constant.
957 (compare_values_warnv): Likewise.
959 2008-03-27 Andrew Pinski <pinskia@gmail.com>
962 * fold-const.c (fold_truthop): Check for integeral types when folding
963 a == 0 && b == 0 and a != 0 || b != 0 .
965 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
967 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
969 2008-03-26 Andreas Schwab <schwab@suse.de>
971 * doc/invoke.texi: Fix use of @item vs. @itemx.
973 2008-03-26 Tom Tromey <tromey@redhat.com>
975 * Makefile.in (build/gensupport.o, build/print-rtl.o,
976 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
977 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
978 build/gencodes.o, build/genconditions.o, build/genconfig.o,
979 build/genconstants.o, build/genemit.o, build/genextract.o,
980 build/genflags.o, build/genmddeps.o, build/genopinit.o,
981 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
984 2008-03-26 Richard Guenther <rguenther@suse.de>
987 2008-03-26 Richard Guenther <rguenther@suse.de>
989 * fold-const.c (target.h): Include.
990 (fold_comparison): Fold comparison of addresses of two decls
991 that bind locally. Consolidate address folding code.
993 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
995 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
996 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
997 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
998 dconstsqrt2, dconstthird, dconste and/or dconst10.
999 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
1000 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
1001 dconstsqrt2, dconste): Delete.
1002 (init_emit_once): Likewise. Simplify initializing dconstm1.
1004 * real.c (get_real_const): New.
1005 * real.h (dconst3, dconst10, dconstm2, dconstthird,
1006 dconstsqrt2, dconste): Delete.
1007 (real_value_const, get_real_const): New.
1009 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
1011 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
1013 * config/i386/i386.c (ix86_function_arg_boundary): Check
1014 BIGGEST_ALIGNMENT instead of 128.
1015 (setup_incoming_varargs_64): Likewise.
1017 2008-03-26 Tom Tromey <tromey@redhat.com>
1019 * Makefile.in (DEPFILES): Add missing '/'.
1021 2008-03-26 Richard Guenther <rguenther@suse.de>
1023 * fold-const.c (target.h): Include.
1024 (fold_comparison): Fold comparison of addresses of two decls
1025 that bind locally. Consolidate address folding code.
1027 2008-03-26 Nick Clifton <nickc@redhat.com>
1030 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
1031 not allow INT+INT as a legitimate addressing mode.
1033 2008-03-26 Richard Guenther <rguenther@suse.de>
1035 * tree-flow.h (widen_bitfield): Remove declaration.
1036 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
1037 (widen_bitfield): Remove function.
1038 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
1041 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1044 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
1047 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
1049 PR rtl-optimization/35232
1050 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
1051 (forget_old_reloads_1, forget_marked_reloads): Don't clear
1052 reg_reloaded_call_part_clobbered here.
1053 (reload_regs_reach_end_p): New function.
1054 (reload_reg_rtx_for_input): New variable.
1055 (reload_reg_rtx_for_output): Likewise.
1056 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
1057 when reassigning a pseudo register. Load reloadreg from
1058 reload_reg_rtx_for_input, moving the mode and register
1060 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1061 instead of the original when deciding whether an input reload
1062 would be a no-op or whether an output reload can be deleted.
1063 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1064 when setting up new_spill_reg_store. Load it from
1065 reload_reg_rtx_for_output, moving the mode and register
1067 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1068 instead of the original when deciding whether an output reload
1069 would be a no-op. Do the same when modifying insn notes.
1070 Use rtx_equal_p instead of == to compare the registers.
1071 (inherit_piecemeal_p): Take a mode and two register numbers
1073 (emit_reload_insns): Clear new_spill_reg_store for every hard
1074 register in the reload register. Remove spill registers
1075 from reg_reloaded_valid before considering whether to record
1076 inheritance information for them. Use reload_reg_rtx_for_output
1077 instead of reg_rtx when recording output reloads. Use
1078 reload_reg_rtx_for_input instead of reg_rtx when recording
1079 input reloads. Set or clear reg_reloaded_call_part_clobbered
1080 at the same time as setting reg_reloaded_valid.
1081 (delete_output_reload): Add a new_reload_reg parameter and use it
1082 instead of rld[j].reg_rtx.
1083 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1086 2008-03-25 Tom Tromey <tromey@redhat.com>
1088 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1089 (build/genattr.o): Likewise.
1090 (build/genattrtab.o): Likewise.
1091 (build/gencodes.o): Likewise.
1092 (build/genconfig.o): Likewise.
1093 (build/genconstants.o): Likewise.
1094 (build/genemit.o): Likewise.
1095 (build/genextract.o): Likewise.
1096 (build/genflags.o): Likewise.
1098 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1100 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1101 instead of size_int for integer types.
1102 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1103 to match type of MINUS_EXPR.
1105 2008-03-25 Tom Tromey <tromey@redhat.com>
1107 * configure: Rebuilt.
1108 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1111 2008-03-25 Tom Tromey <tromey@redhat.com>
1113 * config/x-solaris (host-solaris.o): Update.
1114 * config/x-linux (host-linux.o): Update.
1115 * config/x-hpux (host-hpux.o): Update.
1116 * config/x-darwin (host-darwin.o): Update.
1117 * config/v850/t-v850e (v850-c.o): Update.
1118 * config/v850/t-v850 (v850-c.o): Update.
1119 * config/t-vxworks (vxworks.o): Update.
1120 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1121 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1122 * config/spu/t-spu-elf (spu-c.o): Update.
1124 * config/sh/t-symbian (sh-c.o): Update.
1125 (symbian.o): Update.
1126 * config/sh/t-sh (sh-c.o): Update.
1127 * config/score/t-score-elf (score7.o, score3.o): Update.
1128 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1129 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1130 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1131 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1133 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1134 * config/m32c/t-m32c (m32c-pragma.o): Update.
1135 * config/ia64/t-ia64 (ia64-c.o): Update.
1136 * config/i386/x-mingw32 (host-mingw32.o): Update.
1137 * config/i386/x-i386 (driver-i386.o): Update.
1138 * config/i386/x-darwin (host-i386-darwin.o): Update.
1139 * config/i386/x-cygwin (host-cygwin.o): Update.
1140 * config/i386/t-nwld (nwld.o): Update.
1141 * config/i386/t-netware (netware.o): Update.
1142 * config/i386/t-interix (winnt.o): Update.
1143 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1144 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1145 msformat-c.o): Update.
1146 * config/bfin/t-bfin-linux (generated_files): Add
1147 linux-sysroot-suffix.h.
1148 * config/arm/t-wince-pe (pe.o): Update.
1149 * config/arm/t-strongarm-pe (pe.o): Update.
1150 * config/arm/t-pe (pe.o): Update.
1151 * config/arm/t-arm (arm-c.o): Update.
1152 * doc/install.texi (Prerequisites): Require make 3.80.
1153 * Makefile.in: Remove .o targets.
1154 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1155 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1156 (simple_generated_h, simple_generated_c): Move earlier.
1157 (generated_files): New variable.
1158 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1159 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1160 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1161 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1162 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1163 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1164 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1165 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1166 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1167 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1168 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1169 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1171 (COMPILE.base, COMPILE): New variables.
1172 (%.o): New pattern rule.
1173 (ALL_HOST_OBJS): New variable.
1174 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1175 (dummy-checksum.o, cc1-checksum.o): Remove.
1176 (DRIVER_SHLIB): New variable.
1177 (DRIVER_DEFINES): Use it.
1178 (gencondmd.c): Move out of build/.
1179 (s-conditions): Update.
1180 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1181 (ALL_BUILD_OBJS): Likewise.
1182 (build/%.o): Use BUILDCOMPILE.
1183 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1184 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1185 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1186 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1187 build/genconfig.o, build/genconstants.o, build/genemit.o,
1188 build/genextract.o, build/genflags.o, build/genmddeps.o,
1189 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1190 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1191 build/gen-protos.o, build/scan.o, build/fix-header.o,
1192 build/scan-decls.o): Simplify.
1193 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1194 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1195 prefix.o, toplev.o): Reduce to variable setting.
1196 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1197 ($(out_object_file), gcc-options.o): New targets.
1198 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1199 * configure: Rebuilt.
1200 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1201 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1203 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1205 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1206 complain when we hit an error, return ERROR_MARK_NODE.
1208 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1210 * config/sh/constraints.md (Pso, Psz): New constraints.
1211 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1212 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1214 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1216 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1217 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1219 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1221 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1222 (prefetch_sh2a): New.
1224 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1225 Naveen.H.S <naveen.hs@kpitcummins.com>
1227 * config/sh/constraints.md (I28): New constraint.
1228 * config/sh/sh.c (broken_move): Add support for movi20s.
1229 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1231 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1232 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1233 Naveen.H.S <naveen.hs@kpitcummins.com>
1235 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1236 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1237 (print_operand): Handle resbank in %@ operand code.
1238 (sh_encode_section_info): New.
1239 (push_regs): Add conditions for resbank.
1240 (sh_expand_epilogue): Likewise.
1241 (sh_insert_attributes): Likewise.
1242 (sh_attribute_table): Likewise.
1243 (sh_handle_resbank_handler_attribute): New.
1244 (sh2a_handle_function_vector_handler_attribute): New.
1245 (sh2a_is_function_vector_call): New.
1246 (sh2a_get_function_vector_number): New.
1247 (sh2a_function_vector_p): New.
1248 (sh_cfun_resbank_handler_p): New.
1249 * config/sh/sh.md (calli): Emit jsr/n if possible.
1250 (calli_tbr_rel): New.
1251 (calli_pcrel): Emit jsr/n if possible.
1252 (return_i): Emit rts/n if possible.
1253 (call_valuei_tbr_rel): New.
1254 (call_valuei_pcrel): Add condition for SH2A target.
1255 (call_value): Likewise.
1256 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1257 (sh2a_get_function_vector_number): Likewise.
1258 (sh2a_is_function_vector_call): Likewise.
1259 * doc/extend.texi: Document TBR relative addressing of SH2A.
1260 (resbank): Add description for SH2A.
1262 2008-03-24 Richard Guenther <rguenther@suse.de>
1265 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1266 pointer assignments change conversions according to middle-end rules.
1267 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1268 * configure.ac: Include type checking in yes.
1269 * configure: Regenerate.
1271 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1273 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1274 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1276 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1278 * gthr-vxworks.h (UNUSED): Define.
1280 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1282 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1284 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1286 * doc/extend.texi (Function Attributes): Add missing comma in the
1287 example of the "alloc_size" attribute.
1289 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1292 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1294 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1297 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1300 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1301 of the underlying type of a MS bitfield layout to the natural
1302 alignment of the type.
1304 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1306 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1307 to their natural alignment to avoid store forwarding stalls.
1309 2008-03-22 Richard Guenther <rguenther@suse.de>
1311 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1312 For PHI nodes verify the address is invariant.
1313 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1314 (get_symbol_constant_value): Use is_gimple_min_invariant.
1315 (maybe_fold_stmt_indirect): Likewise.
1317 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1319 PR rtl-optimization/33927
1320 * Makefile.in (dse.o): Depend on $(TM_P_H).
1321 * expr.h (extract_low_bits): Declare.
1322 * expmed.c (extract_low_bits): New function.
1323 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1324 * dse.c: Include tm_p.h.
1325 (find_shift_sequence): Remove the read_reg argument and return the
1326 read value. Emit the instructions instead of returning them.
1327 Iterate on new_mode rather than calculating it each time.
1328 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1329 source to NEW_MODE and extract_low_bits to convert the shifted
1331 (replace_read): Allow the load and store to have different mode
1332 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1333 or extraction instructions before trying the replacement. Update
1334 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1336 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1338 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1339 to their natural alignment to avoid store forwarding stalls.
1341 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1344 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1345 encouraging but not allowing gprs for input;
1346 change the input constraint to !f#r.
1347 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1349 change the output constraint to !f#r.
1351 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1354 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1355 corresponding post-reload splitters.
1356 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1357 when x87 FP math is selected.
1358 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1359 New function prototype.
1360 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1361 unreachable function to ease macroization of insn patterns.
1363 2008-03-21 Martin Jambor <mjambor@suse.cz>
1365 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1366 reference dumps if ddr is NULL or dependence is unknown.
1368 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1370 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1371 unsigned extension into account.
1372 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1373 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1374 Do computations on a scratch register.
1376 2008-03-21 Richard Guenther <rguenther@suse.de>
1378 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1379 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1380 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1381 * tree-ssa-dom.c (record_equality): Likewise.
1382 * tree-inline.c (copy_body_r): Likewise.
1383 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1386 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1388 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1389 as 'delete_unused' argument.
1391 2008-03-20 Richard Guenther <rguenther@suse.de>
1393 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1394 special casing of constant qualifiers.
1395 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1396 care about them in general.
1397 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1398 regardless of their type.
1399 (fold_stmt_r): Forcefully fold *& if we end up with that.
1401 2008-03-20 Paul Brook <paul@codesourcery.com>
1403 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1404 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1406 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1408 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1409 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1411 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1413 * common.opt (Wmudflap): New option.
1414 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1415 (mx_register_decls): Likewise.
1416 (mudflap_finish_file): Likewise.
1417 * doc/invoke.texi: Document -Wno-mudflap.
1419 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1421 * c-format.c (replace_format_name_to_system_name): New.
1423 (convert_format_name_to_system_name): New.
1424 (decode_format_attr): Add use of convert_format_name_to_system_name.
1425 (format_types_orig): Add gnu_ prefix to names.
1426 (check_format_info_main): Special treating of \0 escaped names for
1427 supporting multi-character format specifiers as I32, I64.
1428 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1429 (gnu_target_overrides_format_attributes): New.
1430 * c-format.h: Add structure target_ovr_attr to hold
1431 system specific formatter names.
1432 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1433 msformat-c.o file to c_target_objs and cxx_target_objs.
1434 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1435 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1436 (TARGET_N_FORMAT_TYPES): New.
1437 * config/i386/msformat-c.c: New.
1438 * config/i386/t-cygming: Add build rule for msformat-c.o.
1439 * doc/extend.texi: Add new format names gnu_* and ms_* and
1441 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1443 2008-03-20 Ira Rosen <irar@il.ibm.com>
1445 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1446 optimizations turned on under -O3.
1447 (ftree-vectorize): Add that the flag is turned on with -O3.
1449 2008-03-20 Ben Elliston <bje@au.ibm.com>
1451 * regmove.c (try_auto_increment): Fix spelling error in comment.
1452 * final.c (final_scan_insn): Likewise.
1454 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1457 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1458 allocator preferences for "y" and "r" class registers.
1459 ("*mov<mode>_internal"): Ditto.
1460 ("*movv2sf_internal_rex64"): Ditto.
1461 ("*movv2sf_internal"): Ditto.
1463 2008-03-19 Michael Matz <matz@suse.de>
1466 * calls.c (expand_call): Check overlap of arguments with call
1467 address for sibcalls.
1469 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1472 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1473 of the underlying type of a MS bitfield layout to the natural
1474 alignment of the type.
1476 2008-03-19 Jan Hubicka <jh@suse.cz>
1479 * toplev.c (decode_d_option): Handle all CPP flags.
1480 * tree-vrp.c: Update tree_pass descriptors.
1481 * regrename.c: Update tree_pass descriptors.
1482 * fwprop.c: Update tree_pass descriptors.
1483 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1484 * tree-into-ssa.c: Update tree_pass descriptors.
1485 * tree-dump.c: Update tree_pass descriptors.
1486 * tree-complex.c: Update tree_pass descriptors.
1487 * tree-dump.h: Update tree_pass descriptors.
1488 * see.c: Update tree_pass descriptors.
1489 * cgraphbuild.c: Update tree_pass descriptors.
1490 * tracer.c: Update tree_pass descriptors.
1491 * tree-loop-distribution.c: Update tree_pass descriptors.
1492 * cgraph.c: Update tree_pass descriptors.
1493 * postreload-gcse.c: Update tree_pass descriptors.
1494 * postreload.c: Update tree_pass descriptors.
1495 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1496 * tree-tailcall.c: Update tree_pass descriptors.
1497 * tree-pass.h (tree_opt_pass): Rename to ...
1498 (opt_pass) ... this one; add "type" field and remove letter field.
1499 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1500 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1501 all_lowering_passes): Update declaration.
1502 * ipa-cp.c: Update tree_pass descriptors.
1503 * final.c: Update tree_pass descriptors.
1504 * omp-low.c: Update tree_pass descriptors.
1505 * tree-ssa-dse.c: Update tree_pass descriptors.
1506 * ipa-reference.c: Update tree_pass descriptors.
1507 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1508 * auto-inc-dec.c: Update tree_pass descriptors.
1509 * reorg.c: Update tree_pass descriptors.
1510 * cgraphunit.c: Update tree_pass descriptors.
1511 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1512 * tree-ssa-ccp.c: Update tree_pass descriptors.
1513 * df-core.c: Update tree_pass descriptors.
1514 * mode-switching.c: Update tree_pass descriptors.
1515 * tree-nomudflap.c: Update tree_pass descriptors.
1516 * modulo-sched.c: Update tree_pass descriptors.
1517 * ipa-pure-const.c: Update tree_pass descriptors.
1518 * cse.c: Update tree_pass descriptors.
1519 * web.c: Update tree_pass descriptors.
1520 * tree-stdarg.c: Update tree_pass descriptors.
1521 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1522 * tree-ssa-dom.c: Update tree_pass descriptors.
1523 * tree-nrv.c: Update tree_pass descriptors.
1524 * tree-ssa-alias.c: Update tree_pass descriptors.
1525 * loop-init.c: Update tree_pass descriptors.
1526 * gimple-low.c: Update tree_pass descriptors.
1527 * ipa-inline.c: Update tree_pass descriptors.
1528 * tree-ssa-sink.c: Update tree_pass descriptors.
1529 * global.c: Update tree_pass descriptors.
1530 * ifcvt.c: Update tree_pass descriptors.
1531 * jump.c: Update tree_pass descriptors.
1532 * predict.c: Update tree_pass descriptors.
1533 * tree-ssa-loop.c: Update tree_pass descriptors.
1534 * recog.c: Update tree_pass descriptors.
1535 * dse.c: Update tree_pass descriptors.
1536 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
1537 * tree-eh.c: Update tree_pass descriptors.
1538 * regmove.c: Update tree_pass descriptors.
1540 * function.c: Update tree_pass descriptors.
1541 * tree-vectorizer.c: Update tree_pass descriptors.
1542 * gcse.c: Update tree_pass descriptors.
1543 * ipa-type-escape.c: Update tree_pass descriptors.
1544 * tree-if-conv.c: Update tree_pass descriptors.
1545 * init-regs.c: Update tree_pass descriptors.
1546 * ipa.c: Update tree_pass descriptors.
1547 * tree-ssa-phiopt.c: Update tree_pass descriptors.
1548 * rtl-factoring.c: Update tree_pass descriptors.
1549 * lower-subreg.c: Update tree_pass descriptors.
1550 * bt-load.c: Update tree_pass descriptors.
1551 * tree-dfa.c: Update tree_pass descriptors.
1552 * except.c: Update tree_pass descriptors.
1553 * emit-rtl.c: Update tree_pass descriptors.
1554 * cfgexpand.c: Update tree_pass descriptors.
1555 * tree-cfgcleanup.c: Update tree_pass descriptors.
1556 * cfgcleanup.c: Update tree_pass descriptors.
1557 * tree-ssa-pre.c: Update tree_pass descriptors.
1558 * tree-sra.c: Update tree_pass descriptors.
1559 * tree-mudflap.c: Update tree_pass descriptors.
1560 * tree-ssa-copy.c: Update tree_pass descriptors.
1561 * cfglayout.c: Update tree_pass descriptors.
1562 * tree-ssa-forwprop.c: Update tree_pass descriptors.
1563 * tree-ssa-dce.c: Update tree_pass descriptors.
1564 * tree-ssa.c: Update tree_pass descriptors.
1565 * regclass.c: Update tree_pass descriptors.
1566 * integrate.c: Update tree_pass descriptors.
1567 * tree-optimize.c: Update tree_pass descriptors.
1568 * tree-ssa-phiprop.c: Update tree_pass descriptors.
1569 * tree-object-size.c: Update tree_pass descriptors.
1570 * combine.c: Update tree_pass descriptors.
1571 * tree-outof-ssa.c: Update tree_pass descriptors.
1572 * bb-reorder.c: Update tree_pass descriptors.
1573 * stack-ptr-mod.c: Update tree_pass descriptors.
1574 * var-tracking.c: Update tree_pass descriptors.
1575 * tree-profile.c: Update tree_pass descriptors.
1576 * tree-vect-generic.c: Update tree_pass descriptors.
1577 * reg-stack.c: Update tree_pass descriptors.
1578 * sched-rgn.c: Update tree_pass descriptors.
1579 * tree-ssa-structalias.c: Update tree_pass descriptors.
1580 * tree-cfg.c: Update tree_pass descriptors.
1581 * passes.c (current_pass): Update declaration.
1582 (finish_optimization_passes): Update.
1583 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
1584 (register_one_dump_file, register_dump_files_1, next_pass_1):
1586 (init_optimization_passes): Update handling of new types.
1587 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
1588 * ipa-struct-reorg.c: Update tree_pass descriptors.
1589 * tree-ssa-reassoc.c: Update tree_pass descriptors.
1590 * combine-stack-adj.c: Update tree_pass descriptors.
1591 * cfgrtl.c: Update tree_pass descriptors.
1592 * dce.c: Update tree_pass descriptors.
1593 * tree-ssanames.c: Update tree_pass descriptors.
1595 2008-03-19 Richard Guenther <rguenther@suse.de>
1598 * tree-ssa.c (walk_data): New structure.
1599 (warn_uninitialized_var): If not always_executed warn with "maybe"
1601 (execute_early_warn_uninitialized): Compute post-dominators.
1602 Initialize always_executed before processing each basic block.
1604 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1607 * config/i386/i386.c (x86_this_parameter): Calculate correct location
1608 of "this" pointer when "regparm = N" or "fastcall" is in effect.
1610 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1612 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
1614 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
1616 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
1618 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
1619 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
1620 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
1621 target after ignore has been set, and move there also the commputation
1622 of subtarget and original_target.
1623 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
1624 (LANG_HOOKS_INITIALIZER): Remove it.
1625 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
1627 2008-03-18 Richard Guenther <rguenther@suse.de>
1629 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
1630 found an expression with constants, note that in the VN for the lhs.
1631 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
1632 fold them to constants if possible. Run cleanup_cfg if done so.
1633 (execute_pre): Return todo.
1635 (execute_fre): Likewise.
1636 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
1638 (get_prop_source_stmt): Look through pointer conversions.
1640 2008-03-18 Jan Hubicka <jh@suse.cz>
1642 * tree-pretty-print.c: Include predict.h.
1643 (dump_generic_node): Dump predictor.
1644 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
1645 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
1646 * gimple-low.c (lower_stmt): Likewise.
1647 * expr.c (expand_expr_real): Likewise.
1648 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
1650 (build_predict_expr, build_predict_expr): New.
1651 * predict.h (predictor_name, build_predict_expr): Update.
1652 * c-typeck.c (c_finish_bc_stmt): Add prediction.
1653 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
1654 * predict.def (PRED_CONTINUE): Update hitrate.
1655 * tree.def (PREDICT_EXPR): Define.
1656 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
1657 do not handle BIND_EXPR.
1658 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
1659 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
1660 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
1663 2008-03-18 Michael Matz <matz@suse.de>
1665 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
1667 2008-03-18 Richard Guenther <rguenther@suse.de>
1669 * tree-gimple.h (is_gimple_invariant_address): Declare.
1670 (is_gimple_constant): Likewise.
1671 * tree-gimple.c (is_gimple_constant): New function.
1672 (is_gimple_invariant_address): Likewise.
1673 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
1674 and is_gimple_invariant_address.
1675 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
1677 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1678 an addressable base.
1680 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1683 * gimplify.c (gimplify_expr): Gimplify second operand of
1686 2008-03-17 Richard Guenther <rguenther@suse.de>
1688 PR tree-optimization/19637
1689 * fold-const.c (fold_unary): Remove restrictions of removing
1690 intermediate pointer-conversions (P2)(P1)P0.
1691 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1692 conversion to void pointer.
1693 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1695 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1698 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1699 emulated thread local variables.
1701 2008-03-16 Richard Guenther <rguenther@suse.de>
1704 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1705 expand TREE_INVARIANT operations that are not gimple invariant.
1707 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1709 * doc/extend.texi (Alignment): Say that the ABI controls
1710 the __alignof__ for non-strict-alignment targets rather
1711 than being a recommendation.
1713 2008-03-15 Paul Brook <paul@codesourcery.com>
1715 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1717 (arm_output_fn_unwind): Mark functions that can not be unwound.
1719 2008-03-15 Paul Brook <paul@codesourcery.com>
1721 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1722 extension instructions.
1724 2008-03-15 Richard Guenther <rguenther@suse.de>
1726 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1727 and fold constant aggregate refs.
1728 (fold_const_aggregate_ref): Handle string constants
1729 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1730 (evaluate_stmt): Simplify now that ccp_fold folds constant
1733 2008-03-15 Paul Brook <paul@codesourcery.com>
1735 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
1736 (extzv): Use gen_extzv_t2.
1737 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
1739 2008-03-15 Richard Guenther <rguenther@suse.de>
1741 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
1742 (fold_const_aggregate_ref): Likewise.
1743 (get_value): Return NULL if we don't have any values.
1744 (ccp_finalize): Set const_val to NULL after freeing it.
1745 * tree-flow.h (get_symbol_constant_value): Declare.
1746 (fold_const_aggregate_ref): Likewise.
1747 * tree-ssa-sccvn.c (try_to_simplify): Use them.
1749 2008-03-15 Richard Guenther <rguenther@suse.de>
1752 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
1753 to not produce negative array indices if not allowed. Add
1754 parameter to indicate that.
1755 (maybe_fold_offset_to_component_ref): Allow negative array
1756 indices only for the first member of a structure.
1757 (maybe_fold_offset_to_reference): Allow negative array indices.
1758 (maybe_fold_stmt_addition): Likewise.
1760 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
1761 Anatoly Sokolov <aesok@post.ru>
1763 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
1764 (avr_arch): Add ARCH_AVR6.
1765 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
1766 (initial_elimination_offset): Initialize and use 'avr_pc_size'
1767 instead of fixed value 2.
1768 (print_operand_address): Use gs() asm specifier instead of pm().
1769 (avr_assemble_integer): (Ditto.).
1770 (avr_output_addr_vec_elt): (Ditto.).
1771 (print_operand): Handle "!" code.
1772 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
1773 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
1774 (AVR_HAVE_EIJMP_EICALL): Define.
1775 (AVR_3_BYTE_PC): Redefine.
1776 (AVR_2_BYTE_PC): (Ditto.).
1777 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
1778 (LINK_SPEC): Add atmega2560 and atmega2561.
1779 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
1781 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
1782 for 3 byte PC devices.
1783 (call_value_insn): (Ditto.).
1784 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
1785 (indirect_jump): Use only for for 2 byte PC devices.
1786 (*tablejump): (Ditto.).
1787 (*indirect_jump_avr6): Add insn.
1788 (*tablejump_rjmp): Don't use for 3 byte PC devices.
1789 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
1790 instead of ijmp for 3 byte PC devices.
1791 (__tablejump2__): (Ditto.).
1792 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
1793 (MULITLIB_DIRNAMES): (Ditto.).
1794 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
1796 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
1798 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
1799 "sse2_umulsidi3". Use V1DI mode for operand 0.
1800 ("mmx_psadbw"): Use V1DI mode for operand 0.
1801 * config/i386/i386-modes.def (V1SI): New vector mode.
1802 * config/i386/i386.c (struct builtin_description)
1803 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
1804 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
1805 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
1806 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
1807 v1di_ftype_v8qi_v8qi type.
1808 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
1810 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
1811 __builtin_ia32_pmuludq]: Fix the mode of return value.
1813 2008-03-15 Richard Guenther <rguenther@suse.de>
1816 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
1819 2008-03-14 Bob Wilson <bob.wilson@acm.org>
1821 * doc/invoke.texi (Option Summary, Xtensa Options): Document
1822 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
1823 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
1824 unless TARGET_SERIALIZE_VOLATILE is enabled.
1825 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
1826 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
1827 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
1829 2008-03-14 Richard Guenther <rguenther@suse.de>
1831 PR tree-optimization/34172
1832 * tree-flow.h (refs_may_alias_p): Declare.
1833 (get_single_def_stmt): Likewise.
1834 (get_single_def_stmt_from_phi): Likewise.
1835 (get_single_def_stmt_with_phi): Likewise.
1836 * tree-dfa.c (refs_may_alias_p): New function.
1837 (get_single_def_stmt): Likewise.
1838 (get_single_def_stmt_from_phi): Likewise.
1839 (get_single_def_stmt_with_phi): Likewise.
1840 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
1841 (vn_reference_lookup_1): New helper function.
1842 (vn_reference_lookup): Walk the virtual use-def chain to
1843 continue searching for a match if the def does not alias the
1844 reference we are looking for.
1846 2008-03-14 David Edelsohn <edelsohn@gnu.org>
1848 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
1849 archive and Perzl. Update The Written Word listing.
1851 2008-03-14 Richard Guenther <rguenther@suse.de>
1853 PR tree-optimization/34043
1854 PR tree-optimization/33989
1855 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
1857 (bitmap_find_leader): Use extra argument to verify dominance
1858 relationship inside a basic-block.
1859 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
1860 (find_leader_in_sets): Adjust.
1861 (create_component_ref_by_pieces): Take extra argument for
1862 dominance check, handle lookup failures.
1863 (find_or_generate_expression): Likewise.
1864 (create_expression_by_pieces): Likewise.
1865 (insert_into_preds_of_block): Adjust.
1866 (create_value_expr_from): If asked for, verify all operands
1867 are in the blocks AVAIL_OUT set.
1868 (make_values_for_stmt): Check for SSA_NAMEs that are life
1869 over an abnormal edge.
1870 (compute_avail): Remove such check.
1871 (do_SCCVN_insertion): New function.
1872 (eliminate): If we do not find a leader suitable for replacement
1873 insert a replacement expression from SCCVN if available.
1874 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
1875 (struct vn_ssa_aux): Add needs_insertion flag.
1876 * tree-ssa-sccvn.c (may_insert): New global flag.
1877 (copy_reference_ops_from_ref): Value-number union member access
1878 based on its size, not type and member if insertion is allowed.
1879 (visit_reference_op_load): For a weak match from union type
1880 punning lookup a view-converted value and insert a SSA_NAME
1881 for that value if that is not found.
1882 (visit_use): Make dumps shorter. Do not disallow value numbering
1883 SSA_NAMEs that are life over an abnormal edge to constants.
1884 (free_scc_vn): Release inserted SSA_NAMEs.
1885 (run_scc_vn): New flag to specify whether insertion is allowed.
1886 Process SSA_NAMEs in forward order.
1887 * tree-ssa-loop-im.c (for_each_index): Handle invariant
1888 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
1889 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
1890 pointer type to/from integral types that do not change the
1891 precision to regular conversions.
1893 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1895 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1896 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1897 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
1898 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
1899 input arguments and the mode of return value. Built-in functions
1900 that operate on whole 64-bit MMX register now use V1DI mode.
1902 2008-03-13 Alon Dayan <alond@il.ibm.com>
1903 Olga Golovanevsky <olga@il.ibm.com>
1905 PR tree-optimization/35041
1906 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
1907 to locate the right position in a statement.
1909 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1913 * config/i386/xmmintrin.h: Change all static inline functions to
1914 extern inline and add __gnu_inline__ attribute.
1915 * config/i386/bmintrin.h: Ditto.
1916 * config/i386/smmintrin.h: Ditto.
1917 * config/i386/tmmintrin.h: Ditto.
1918 * config/i386/mmintrin-common.h: Ditto.
1919 * config/i386/ammintrin.h: Ditto.
1920 * config/i386/emmintrin.h: Ditto.
1921 * config/i386/pmmintrin.h: Ditto.
1922 * config/i386/mmintrin.h: Ditto.
1923 * config/i386/mm3dnow.h: Ditto.
1925 2008-03-13 Jakub Jelinek <jakub@redhat.com>
1928 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
1929 (lower_omp_2): New function.
1930 (lower_omp_1, lower_omp): Rewritten.
1932 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
1935 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
1936 with the phrase "Microsoft Windows compilers".
1937 (Push/Pop Macro Pragmas): New subsection. Document
1938 #pragma push_macro and pragma pop_macro.
1940 2008-03-12 Paul Brook <paul@codesourcery.com>
1942 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
1944 2008-03-12 Paul Brook <paul@codesourcery.com>
1946 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
1947 (thumb2_alusi3_short): Exclude PLUS and MINUS.
1948 (thumb2_addsi_shortim): Rename ...
1949 (thumb2_addsi_short): ... to this. Allow register operands.
1950 (thumb2_subsi_short): New pattern.
1951 (thumb2_one_cmplsi2_short,
1952 thumb2_negsi2_short): New patterns and peepholes.
1954 2008-03-12 Paul Brook <paul@codesourcery.com>
1956 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
1958 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
1960 * config/i386/i386.md (int_cond): New code iterator.
1962 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
1963 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
1964 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
1965 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
1966 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
1967 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
1968 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
1969 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
1971 2008-03-12 Paul Brook <paul@codesourcery.com>
1973 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
1974 instead of {arm,thumb}_compute_save_reg_mask.
1975 (output_return_instruction): Ditto.
1976 (thumb_unexpanded_epilogue): Ditto.
1977 (thumb1_expand_prologue): Ditto.
1978 (thumb1_output_function_prologue): Ditto.
1979 (arm_set_return_address): Ditto.
1980 (thumb_set_return_address): Ditto.
1981 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
1982 regs to achieve stack alignment.
1983 (thumb1_compute_save_reg_mask): Fix compiler warning.
1984 (arm_output_epilogue): Use offsets->saved_regs_mask.
1985 Adjust stack pointer by poping call clobered registers.
1986 (arm_expand_prologue): Use offsets->saved_regs_mask.
1987 Adjust stack pointer by pushing extra registers.
1988 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
1990 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
1993 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
1994 conversion to the operands of a multiplication.
1996 2008-03-12 Richard Guenther <rguenther@suse.de>
1998 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
1999 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
2000 * timevar.def (TV_TREE_PHIPROP): Add.
2001 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
2002 pass description. Use TV_TREE_PHIPROP.
2003 * tree-ssa-forwprop.c: Remove phiprop code.
2005 2008-03-12 Jakub Jelinek <jakub@redhat.com>
2008 * omp-low.c (maybe_lookup_decl): Constify first argument.
2009 (use_pointer_for_field): Change last argument from bool to
2010 omp_context *. Disallow shared copy-in/out in nested
2011 parallel if decl is shared in outer parallel too.
2012 (build_outer_var_ref, scan_sharing_clauses,
2013 lower_rec_input_clauses, lower_copyprivate_clauses,
2014 lower_send_clauses, lower_send_shared_vars): Adjust callers.
2016 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
2017 Ira Rosen <irar@il.ibm.com>
2019 * tree-vectorizer.c (free_stmt_vec_info): New function.
2020 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
2021 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
2022 * tree-vectorizer.h (free_stmt_vec_info): Declare.
2023 * tree-vect-transform.c (vectorizable_conversion): Free
2024 vec_oprnds0 if it was allocated.
2025 (vect_permute_store_chain): Remove unused VECs.
2026 (vectorizable_store): Free VECs that are allocated in the..
2028 (vect_transform_strided_load, vectorizable_load): Likewise.
2029 (vect_remove_stores): Simplify the code.
2030 (vect_transform_loop): Move code to vect_remove_stores().
2031 Call vect_remove_stores() and free_stmt_vec_info().
2033 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2035 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
2036 TARGET_HPUX. Revise comment.
2037 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
2038 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
2039 Use sr4 variant of `be' instruction when not generating PIC code.
2040 (attr_length_call): Adjust for above change.
2042 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2044 * ipa-reference.c (static_execute): Remove module_statics_const and
2045 associated setting code.
2047 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2050 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
2051 predicate for operand 1.
2052 (paritysi2_cmp): Use register_operand predicate for operand 2.
2053 Use earlyclobber modifier for operand 1. Remove support for
2055 (paritydi2_cmp): Use register_operand predicate for operand 3.
2056 Use earlyclobber modifier for operand 1. Remove support for
2059 2008-03-11 Paul Brook <paul@codesourcery.com>
2060 Vladimir Prus <vladimir@codesourcery.com>
2062 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2063 (arm_compute_save_reg0_reg12_mask): Always
2064 check if register 11 must be saved. Always safe hard frame pointer
2065 when frame_pointer_needeed.
2066 (arm_compute_save_reg_mask): Save IP and PC
2067 only with apcs frames.
2068 (arm_output_epilogue): Adjust Thumb2 codepath to
2069 be also invoked and work for ARM non-apcs frames.
2070 (arm_expand_prologue): Don't bother saving IP
2071 for non-apcs frame, since it's not clobbered by
2072 prologue code. Implement non-apcs frame
2075 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2077 PR rtl-optimization/35281
2078 * expr.c (convert_move): Use a new pseudo for the intermediate
2079 from_mode->word_mode result.
2081 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2083 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2084 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2085 * toplev.c (compile_file): Don't call it.
2087 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2090 * expr.c (store_expr): Call emit_block_move if the mode
2091 of "temp" RTX is BLKmode.
2093 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2094 Richard Guenther <rguenther@suse.de>
2096 PR tree-optimization/31358
2097 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2098 the step with a NULL_TREE.
2099 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2100 to sizetype if type is a pointer type.
2101 (add_candidate_1): Don't convert the base and step to
2102 the generic type if the orginal type is a pointer type.
2103 (add_iv_value_candidates): Use sizetype for the step
2104 if type is a pointer type.
2105 (cand_value_at): Likewise.
2106 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2108 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2109 Don't convert the tem affine to the type.
2110 (add_elt_to_tree): Use sizetype for the step if a pointer.
2111 Use POINTER_PLUS_EXPR for pointers.
2112 (aff_combination_to_tree): Use sizetype for the step if a
2115 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2117 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2118 Remove commutativity hint.
2120 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2124 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2125 errorneous type. Check that v is a VAR_DECL.
2128 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2130 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2132 PR tree-optimization/35494
2133 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2134 may be overriden at link and run time.
2136 2008-03-10 Richard Guenther <rguenther@suse.de>
2138 PR tree-optimization/34677
2139 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2140 (poolify_tree): Likewise.
2141 (modify_expr_template): Likewise.
2142 (poolify_modify_stmt): Likewise.
2143 (insert_fake_stores): Handle all component-ref style stores
2144 in addition to INDIRECT_REF. Also handle complex types.
2145 Do not poolify the inserted load.
2146 (realify_fake_stores): Do not rebuild the tree but only
2147 make it a SSA_NAME copy.
2148 (init_pre): Remove initialzation of modify_expr_template.
2149 Do not allocate modify_expr_node_pool.
2150 (fini_pre): Do not free modify_expr_node_pool.
2152 2008-03-10 Paul Brook <paul@codesourcery.com>
2154 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2157 2008-03-10 Paul Brook <paul@codesourcery.com>
2158 Mark Shinwell <shinwell@codesourcery.com>
2160 * config/arm/cortex-r4.md: New.
2161 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2163 * config/arm/arm.md: Include cortex-r4.md.
2164 (insn): Add smmls, sdiv and udiv values.
2165 (generic_sched): Don't use generic scheduling for Cortex-R4.
2166 (arm_issue_rate): New function.
2167 (TARGET_SCHED_ISSUE_RATE): Define.
2169 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2171 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2173 2008-03-10 Richard Guenther <rguenther@suse.de>
2175 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2176 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2178 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2180 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2181 Set default to true.
2183 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2185 * c.opt (Wsynth): Deprecate.
2186 * doc/invoke.texi (Option Summary, Warning Options): Document
2187 -Wno-format-contains-nul.
2189 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2192 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2193 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2195 2008-03-09 Ira Rosen <irar@il.ibm.com>
2197 * config/rs6000/rs6000.c (builtin_description): Rename vector
2198 left shift operations.
2199 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2200 (altivec_vsl<VI_char>): Rename to ...
2201 (ashl<mode>3): ... new name.
2202 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2204 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2206 2008-03-08 Richard Guenther <rguenther@suse.de>
2208 * coverage.h (tree_coverage_counter_addr): Declare.
2209 * coverage.c (tree_coverage_counter_addr): New function.
2210 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2212 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2213 (tree_gen_one_value_profiler): Likewise.
2214 (tree_gen_ic_profiler): Likewise.
2215 (tree_gen_average_profiler): Likewise.
2216 (tree_gen_ior_profiler): Likewise.
2218 2008-03-08 Richard Guenther <rguenther@suse.de>
2220 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2221 (vn_binary_op_insert): Likewise.
2222 (vn_unary_op_lookup): Likewise.
2223 (vn_unary_op_insert): Likewise.
2224 (vn_nary_op_lookup): Declare.
2225 (vn_nary_op_insert): Likewise.
2226 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2227 and binary hashes, use a single obstack for unary_op_pool
2229 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2230 a single struct vn_nary_op_s. Store tree code length and
2231 a variable number of operands.
2232 (struct vn_reference_op_struct): Remove unused op2.
2233 (vn_reference_op_eq): Do not compare op2.
2234 (vn_reference_op_compute_hash): Do not compute hash of op2.
2235 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2236 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2237 with vn_nary_op_compute_hash.
2238 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2239 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2241 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2243 (visit_unary_op): Call nary functions.
2244 (visit_binary_op): Likewise.
2245 (process_scc): Adjust for struct vn_tables_s changes.
2246 (allocate_vn_table): Likewise.
2247 (free_vn_table): Likewise.
2248 * tree-vn.c (vn_add): Call nary functions.
2249 (vn_lookup): Likewise.
2251 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2254 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2255 wdst back after sync_compare_and_swapqhi_internal.
2257 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2260 * config/i386/i386-modes.def (V1DI): New vector mode.
2261 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2262 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2263 (MMXMODE248): Ditto.
2264 (MMXMODE): Add V1DI mode.
2265 (mmxvecsize): Change DI mode to V1DI mode.
2266 ("mov<mode>): Use MMXMODEI8 mode iterator.
2267 ("*mov<mode>_internal_rex64"): Ditto.
2268 ("*mov<mode>_internal"): Ditto.
2269 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2270 ("mmx_sub<mode>3"): Ditto.
2271 ("mmx_adddi3"): Remove insn pattern.
2272 ("mmx_subdi3"): Ditto.
2273 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2274 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2275 ("mmx_ashl<mode>3"): Ditto.
2276 ("mmx_lshrdi3"): Remove insn pattern.
2277 ("mmx_ashldi3"): Ditto.
2278 * config/i386/i386.c (classify_argument): Handle V1DImode.
2279 (function_arg_advance_32): Ditto.
2280 (function_arg_32): Ditto.
2281 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2282 mmx_addv1di3 insn pattern.
2283 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2284 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2285 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2286 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2287 Remove definitions of built-in functions.
2288 (V1DI_type_node): New node.
2289 (v1di_ftype_v1di_int): Ditto.
2290 (v1di_ftype_v1di_v1di): Ditto.
2291 (v2si_ftype_v2si_si): Ditto.
2292 (v4hi_ftype_v4hi_di): Remove node.
2293 (v2si_ftype_v2si_di): Ditto.
2294 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2295 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2296 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2297 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2298 Add new builtins using def_builtin_const.
2299 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2300 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2301 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2302 * config/i386/mmintrin.h (__v1di): New typedef.
2303 (_mm_add_si64): Cast arguments to __v1di type.
2304 (_mm_sub_si64): Ditto.
2305 (_mm_sll_pi16): Cast __count to __v4hi type.
2306 (_mm_sll_pi32): Cast __count to __v2si type.
2307 (_mm_sll_si64): Cast arguments to __v1di type.
2308 (_mm_srl_pi16): Cast __count to __v4hi type.
2309 (_mm_srl_pi32): Cast __count to __v2si type.
2310 (_mm_srl_si64): Cast arguments to __v1di type.
2311 (_mm_sra_pi16): Cast __count to __v4hi type.
2312 (_mm_sra_pi32): Cast __count to __v2si type.
2313 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2314 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2315 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2316 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2317 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2318 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2319 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2320 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2321 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2322 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2323 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2324 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2326 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2328 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2330 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2333 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2334 reg+const addressing for Altivec modes. Don't generate reg+reg
2335 addressing for TFmode or TDmode quantities.
2337 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2339 * c-common.c (vector_types_convertible_p): Call langhook
2340 instead of comptypes.
2342 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2345 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2346 integral and scalar float variables which have a
2349 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2351 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2352 dwarf_register_span hook when emitting unwind information for
2353 register-to-memory saves.
2354 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2355 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2357 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2359 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2360 for the same VAR_DECL.
2362 2008-03-06 Tom Tromey <tromey@redhat.com>
2365 * doc/standards.texi (Standards): Don't mention treelang.
2366 * doc/invoke.texi (Overall Options): Don't mention treelang.
2367 * doc/install.texi (Prerequisites): Don't mention bison or
2369 (Configuration): Don't mention treelang.
2370 (Building): Likewise.
2371 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2373 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2375 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2376 word-extractions out of a multi-word object.
2378 2008-03-06 Richard Guenther <rguenther@suse.de>
2380 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2381 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2382 result type and precision.
2383 * expr.c (get_inner_reference): Set unsignedp based on the result
2384 type of BIT_FIELD_REF.
2385 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2386 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2387 (try_instantiate_multiple_fields): Likewise. Use the correct type
2389 (sra_build_assignment): Likewise.
2390 (sra_build_elt_assignment): Likewise.
2391 (sra_explode_bitfield_assignment): Likewise.
2392 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2393 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2394 set BIT_FIELD_REF_UNSIGNED.
2395 (vectorizable_load): Likewise.
2397 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2399 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2402 2008-03-06 Richard Guenther <rguenther@suse.de>
2404 * alias.c (struct alias_set_entry): Move has_zero_child field
2405 to pack with alias_set.
2407 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2409 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2412 2008-03-05 Ian Lance Taylor <iant@google.com>
2414 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2416 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2418 * fwprop.c (update_df): Support width and offset parameters of
2420 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2421 global_conflicts): Change DF_REF_EXTRACT to either
2422 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2423 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2424 * df-scan.c (df_ref_record, df_defs_record,
2425 df_ref_create_structure, df_def_record_1, df_uses_record,
2426 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2427 df_bb_refs_collect, df_entry_block_defs_collect,
2428 df_exit_block_uses_collect): Support new width and offset fields.
2429 (ref_extract_pool): New storage pool.
2430 (df_free_ref): New function.
2431 (df_reg_chain_unlink, df_free_collection_rec,
2432 df_sort_and_compress_refs): Call df_free_ref.
2433 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2435 (df_ref_create_structure): Allocate df_ref_extract if offset and
2436 width fields are used.
2437 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2438 (df_uses_record): Get offset and width from ZERO_EXTRACT
2440 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2441 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2442 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2443 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2444 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2445 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2446 (df_ref_extract): New structure.
2447 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2448 (df_ref_create): Add width and offset parameters.
2450 2008-03-05 Richard Guenther <rguenther@suse.de>
2452 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2453 Use ranges_overlap_p.
2454 (offset_overlaps_with_access): Rename
2455 to ranges_overlap_p and move ...
2456 * tree-flow-inline.h (ranges_overlap_p): ... here.
2458 * tree.h (get_inner_reference, handled_component_p): Update
2461 * tree.h (record_component_aliases, get_alias_set,
2462 alias_sets_conflict_p, alias_sets_must_conflict_p,
2463 objects_must_conflict_p): Move declarations ...
2464 * alias.h (record_component_aliases, get_alias_set,
2465 alias_sets_conflict_p, alias_sets_must_conflict_p,
2466 objects_must_conflict_p): ... here.
2467 Include coretypes.h.
2468 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2470 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2472 * cfg.c: Include tree-flow.h.
2473 (remove_edge_raw): Call redirect_edge_var_map_clear.
2474 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2475 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2476 (redirect_edge_var_map_result): New.
2477 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2478 PENDING_STMT use with redirect_edge_var_map_*.
2479 * tree-ssa.c (edge_var_maps): New definition.
2480 (redirect_edge_var_map_add): New.
2481 (redirect_edge_var_map_clear): New.
2482 (redirect_edge_var_map_dup): New.
2483 (redirect_edge_var_map_vector): New.
2484 (redirect_edge_var_map_destroy): New.
2485 (ssa_redirect_edge): Replace PENDING_STMT use with
2486 redirect_edge_var_map_*.
2487 (flush_pending_stmts): Same.
2488 (delete_tree_ssa): Destroy edge var map.
2489 * tree-flow.h (struct _edge_var_map): New.
2490 Define edge_var_map vector type.
2491 Declare redirect_edge_var_map_* prototypes.
2492 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2493 * tree-cfg.c (reinstall_phi_args): Replace
2494 PENDING_STMT use with redirect_edge_var_map_*.
2496 2008-03-05 Richard Guenther <rguenther@suse.de>
2498 PR tree-optimization/35472
2499 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2500 whose single use_stmt has a overlapping set of loaded and
2501 stored symbols as that use_stmt might be a noop assignment then.
2503 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2505 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2507 2008-03-05 Richard Guenther <rguenther@suse.de>
2510 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2511 should be constants.
2512 * tree-cfg.c (verify_expr): Verify it.
2513 * fold-const.c (fold_truthop): Remove code generating
2514 BIT_FIELD_REFs of structure bases.
2515 (fold_binary): Likewise.
2516 (fold_ternary): Position and size of BIT_FIELD_REFs are
2517 always host integers.
2518 (make_bit_field_ref): Remove.
2519 (optimize_bit_field_compare): Remove.
2520 (all_ones_mask_p): Remove.
2522 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2525 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2526 (split_block_and_df_analyze): New. Split basic block and rebuild
2528 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2530 (split_pattern_seq): Likewise.
2531 (erase_matching_seqs): Likewise.
2532 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2534 2008-03-04 Geoff Keating <geoffk@apple.com>
2536 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
2537 declaration and code.
2538 (tree_invalid_nonnegative_warnv_p): Likewise.
2540 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2542 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
2543 examples. Truncate option-names then causing overfull hbox.
2545 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2548 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
2550 * configure: Rebuilt.
2552 2008-03-04 Rafael Espindola <espindola@google.com>
2554 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
2555 (tree_unary_nonnegative_warnv_p): New.
2556 (tree_binary_nonnegative_warnv_p): New.
2557 (tree_single_nonnegative_warnv_p): New.
2558 (tree_invalid_nonnegative_warnv_p): New.
2559 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2561 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2564 * opts.c (handle_option): Postpone 'unknown option' errors only for
2567 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
2570 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
2573 2008-03-04 Rafael Espindola <espindola@google.com>
2575 * fold-const.c (tree_unary_nonzero_warnv_p): New.
2576 (tree_binary_nonzero_warnv_p): New.
2577 (tree_single_nonzero_warnv_p): New.
2578 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
2580 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
2583 * fold-const.c (fold_cond_expr_with_comparison): Prevent
2584 transformations for modes that have signed zeros.
2585 * ifcvt.c (noce_try_abs): Ditto.
2587 2008-03-04 Joseph Myers <joseph@codesourcery.com>
2589 * config/i386/i386.c (override_options): Force
2590 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
2592 2008-03-04 Jan Hubicka <jh@suse.cz>
2595 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
2598 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2600 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
2601 label to probe the stack.
2603 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2605 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
2606 (__gthr_win32_mutex_destroy): Declare.
2607 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
2608 __gthr_win32_mutex_destroy.
2609 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2611 2008-03-03 Jan Hubicka <jh@suse.cz>
2614 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
2615 aggressive on inlining cold calls.
2617 2008-03-03 Richard Guenther <rguenther@suse.de>
2619 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
2620 struct copies into the expression table.
2621 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
2622 (try_to_simplify): Likewise.
2623 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
2624 integral and pointer arguments which do not change the
2625 precision to NOP_EXPRs.
2626 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
2627 VIEW_CONVERT_EXPR case.
2629 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
2631 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
2632 defined in a loop at depth 0 is invariant.
2633 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2634 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
2635 be called at loop depth 0.
2637 2008-03-02 Jakub Jelinek <jakub@redhat.com>
2640 * gcc.c (process_command): Update copyright notice dates.
2641 * gcov.c (print_version): Likewise.
2642 * gcov-dump.c (print_version): Likewise.
2643 * mips-tfile.c (main): Likewise.
2644 * mips-tdump.c (main): Likewise.
2646 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2649 * c-common.c (flag_permissive): Delete.
2650 (constant_expression_warnings): Check flags first.
2651 (constant_expression_error): New.
2652 * c-common.h (flag_permissive): Delete.
2653 (constant_expression_error): Declare.
2654 * flags.h (flag_permissive): Declare. Update description.
2655 * diagnostic.c (pedwarn): Update.
2657 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
2658 (permissive_error_kind): New.
2659 * toplev.c (flag_permissive): Define. Update description.
2660 * toplev.h (permissive_error_kind): Declare.
2661 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
2662 (pedwarn_c90): Use pedantic_warning_kind.
2663 * c-opts.c (c_common_post_options): flag_permissive does not affect
2664 flag_pedantic_errors.
2666 2008-03-02 Joseph Myers <joseph@codesourcery.com>
2668 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
2669 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
2670 __absvsi2, __absvDI2): Use unsigned arithmetic.
2672 2008-03-02 Andi Kleen <ak@suse.de>
2673 Richard Guenther <rguenther@suse.de>
2675 * struct-equiv.c: Remove file.
2676 * cfg_cleanup.c (condjump_equiv_p): Remove.
2677 * Makefile.in (OBJS-common): Remove struct-equiv.o.
2678 (struct-equiv.o): Remove rule.
2679 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2680 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2681 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2683 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2685 * ifcvt.c (noce_process_if_block): Try to handle only the then
2686 block if the else block exists but isn't suitable.
2688 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2691 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2692 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2693 regression from previous patch.
2695 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2698 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2700 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2701 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2702 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2703 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2704 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2705 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2706 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2707 (__gthread_mutex_destroy_function): Rename to
2708 __gthread_mutex_destroy.
2709 * gthr-dce.h (__gthread_mutex_destroy): Call
2710 pthread_mutex_destroy.
2711 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2712 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2713 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2715 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2717 * df-scan.c (df_ref_chain_change_bb): Simplify.
2718 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2719 set_block_for_insn if there's any change.
2720 * df.h ((df_insn_change_bb): Fix prototype.
2721 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2722 df_insn_change_bb, don't call set_block_for_insn.
2723 * emit-rtl.c (reorder_insns): Likewise.
2724 * haifa-sched.c (move_insn): Likewise.
2726 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2728 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2730 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2732 * tree-flow-inline.h (next_readonly_imm_use): Return
2733 NULL_USE_OPERAND_P after the end.
2735 2008-03-01 Richard Guenther <rguenther@suse.de>
2737 PR tree-optimization/35411
2738 * tree-sra.c (sra_build_assignment): Split conversion to
2739 final type to a separate statement if we are not assigning
2742 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2744 * fold-const.c (fold_convertible_p): Correct the logic to follow
2745 that in fold_convert().
2747 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
2750 * tree-inline.c (build_duplicate_type): When we make a
2751 duplicate type, make it unique in the canonical types system.
2753 2008-02-29 Tom Tromey <tromey@redhat.com>
2755 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
2756 input_file_stack_history, input_file_stack_restored): Remove.
2757 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2758 * input.h (struct file_stack): Remove.
2759 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2760 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
2762 * diagnostic.h (struct diagnostic_context) <last_module>: Change
2764 (diagnostic_last_module_changed): Add 'map' argument.
2765 (diagnostic_set_last_function): Likewise.
2766 * diagnostic.c (undiagnostic_report_current_module): Iterate using
2767 line map, not input_file_stack.
2768 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2770 2008-02-29 Paul Brook <paul@codesourcery.com>
2772 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2774 2008-02-29 Paul Brook <paul@codesourcery.com>
2776 * config/arm/ieee754-df.S (muldf3): Use RET macros.
2778 2008-02-29 Richard Guenther <rguenther@suse.de>
2780 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
2782 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
2783 value for comparing for a store match.
2784 (simplify_unary_expression): Do nothing for SSA_NAMEs.
2785 (try_to_simplify): Do not do a full-blown reference lookup.
2787 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2789 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
2790 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2792 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2794 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
2796 * tree-loop-linear.c (try_interchange_loops): Compare memory access
2797 strides against cache sizes.
2799 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2801 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
2804 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
2806 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
2807 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
2808 is smaller than the original promoted value.
2809 (simplify_subreg): If OP is a SUBREG, try to preserve its
2810 SUBREG_PROMOTED_VAR_P information.
2812 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
2814 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
2815 (VN_INFO_GET): Allocate new objects on the obstack.
2816 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
2817 for rpo_numbers_temp, for consistency.
2818 (free_scc_vn): Free the obstack.
2820 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
2822 * doc/invoke.texi: Document -ftree-loop-distribution.
2823 * tree-loop-distribution.c: New.
2824 * tree-pass.h (pass_loop_distribution): New.
2825 * graphds.h (struct graph): Add htab_t indices.
2826 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
2827 * tree-vectorizer.c (rename_variables_in_loop): Extern.
2828 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
2829 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
2830 * tree-data-ref.c (debug_data_dependence_relations): New.
2831 (dump_data_dependence_relation): Also print data references.
2832 (free_data_ref): Extern.
2833 (same_access_functions): Moved...
2834 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
2835 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2836 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
2837 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
2838 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
2839 (stmts_from_loop): Skip LABEL_EXPR.
2840 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
2842 (build_rdg): Initialize rdg->indices htab.
2843 (free_rdg, stores_from_loop, ref_base_address,
2844 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
2845 have_similar_memory_accesses_1, ref_base_address_1,
2846 remove_similar_memory_refs): New.
2847 * tree-data-ref.h: Depend on tree-chrec.h.
2848 (debug_data_dependence_relations, free_data_ref): Declared.
2849 (same_access_functions): ... here.
2850 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
2852 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
2853 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
2854 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
2855 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2856 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
2857 rdg_vertex_for_stmt): Declared.
2858 (struct rdg_edge): Add level.
2860 (free_rdg, stores_from_loop, remove_similar_memory_refs,
2861 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
2863 (rdg_has_similar_memory_accesses): New.
2864 * tree-vect-analyze.c: Remove unused static decls.
2865 * lambda.h (dependence_level): New.
2866 * common.opt (ftree-loop-distribution): New.
2867 * tree-flow.h (mark_virtual_ops_in_bb,
2868 slpeel_tree_duplicate_loop_to_edge_cfg,
2869 rename_variables_in_loop): Declared.
2870 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
2871 (OBJS-common): Add tree-loop-distribution.o.
2872 (tree-loop-distribution.o): New rule.
2873 * tree-cfg.c (mark_virtual_ops_in_bb): New.
2874 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
2875 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2877 2008-02-28 Joseph Myers <joseph@codesourcery.com>
2880 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
2881 other than structures and unions.
2883 2008-02-28 Richard Guenther <rguenther@suse.de>
2886 2008-02-26 Richard Guenther <rguenther@suse.de>
2888 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2889 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2890 (lookup_decl_from_uid): Declare.
2891 (remove_decl_from_map): Likewise.
2892 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2893 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2894 (decl_for_uid_map): New global hashtable mapping DECL_UID
2896 (init_ttree): Allocate it.
2897 (insert_decl_to_uid_decl_map): New helper function.
2898 (make_node_stat): Insert new decls into the map.
2899 (copy_node_stat): Likewise.
2900 (lookup_decl_from_uid): New function.
2901 (remove_decl_from_map): Likewise.
2902 (print_decl_for_uid_map_statistics): New helper.
2903 (dump_tree_statistics): Call it.
2905 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2906 (referenced_var_iterator): Adjust.
2907 (FOR_EACH_REFERENCED_VAR): Adjust.
2908 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2909 (num_referenced_vars): Adjust.
2910 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2911 (first_referenced_var): Remove.
2912 (end_referenced_vars_p): Likewise.
2913 (next_referenced_var): Likewise.
2914 (referenced_var_iterator_set): New helper function.
2915 * tree-dfa.c (referenced_var_lookup): Adjust.
2916 (referenced_var_check_and_insert): Likewise.
2917 (remove_referenced_var): Likewise.
2918 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2919 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2920 (verify_call_clobbering): Likewise.
2921 (verify_memory_partitions): Likewise.
2922 (init_tree_ssa): Allocate bitmap instead of hashtable for
2924 (delete_tree_ssa): Adjust.
2925 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2926 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2927 (compute_tag_properties): Likewise.
2928 (set_initial_properties): Likewise.
2929 (find_partition_for): Likewise.
2930 (update_reference_counts): Likewise.
2931 (dump_may_aliases_for): Likewise.
2932 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2933 (add_call_clobber_ops): Likewise.
2934 (add_call_read_ops): Likewise.
2935 (get_asm_expr_operands): Likewise.
2936 * tree-into-ssa.c (dump_decl_set): Likewise.
2937 (update_ssa): Likewise.
2938 * tree-sra.c (scan_function): Likewise.
2939 (decide_instantiations): Likewise.
2940 (scalarize_parms): Likewise.
2941 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2942 (dsa_named_for): Likewise.
2943 * tree-ssa-structalias.c (update_alias_info): Likewise.
2944 (merge_smts_into): Likewise.
2946 2008-02-27 David Daney <ddaney@avtrex.com>
2949 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
2950 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
2951 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
2952 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
2953 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
2955 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
2958 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
2959 (BUILT_IN_NEXTTOWARD): Remove.
2960 (BUILT_IN_NEXTTOWARDF): Ditto.
2961 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
2962 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
2964 2008-02-27 Tom Tromey <tromey@redhat.com>
2966 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
2967 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
2969 2008-02-27 Jan Beulich <jbeulich@novell.com>
2971 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
2972 update the respective field on newdecl.
2974 2008-02-27 Revital Eres <eres@il.ibm.com>
2976 PR rtl-optimization/34999
2977 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
2978 crossing edges that ends with a call insn.
2979 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
2980 call insn and clear the EDGE_CROSSING flag of the crossing edge
2981 when fixing fallthru edges.
2983 2008-02-27 Richard Guenther <rguenther@suse.de>
2986 * fold-const.c (fold_unary): Return the correct argument,
2987 converted to the result type.
2989 2008-02-27 Richard Guenther <rguenther@suse.de>
2992 * expr.c (expand_expr_real_1): Assert on rotates that operate
2994 * fold-const.c (fold_binary): Use the types precision, not the
2995 bitsize of the mode if folding rotate expressions. Build rotates
2996 only for full modes.
2998 2008-02-27 Jakub Jelinek <jakub@redhat.com>
3000 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
3002 * c-pragma.c (pragma_ns_name): New typedef.
3003 (registered_pp_pragmas): New variable.
3004 (c_pp_lookup_pragma): New function.
3005 (c_register_pragma_1): If flag_preprocess_only, do nothing
3006 for non-expanded pragmas, for expanded ones push pragma's
3007 namespace and name into registered_pp_pragmas vector.
3008 (c_invoke_pragma_handler): Register OpenMP pragmas even when
3009 flag_preprocess_only, don't register GCC pch_preprocess
3010 pragma if flag_preprocess_only.
3011 * c-opts.c (c_common_init): Call init_pragma even if
3012 flag_preprocess_only.
3013 * c-pragma.c (c_pp_lookup_pragma): New prototype.
3014 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
3015 cpp_register_pragma if flag_preprocess_only.
3017 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3020 * c-parser.c (c_parser_translation_unit): Warn for empty
3021 translation unit, not empty source file.
3023 2008-02-26 Paul Brook <paul@codesourcery.com>
3025 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
3026 operand for Thumb-2.
3027 * config/arm/arm.h (reg_class): Add CORE_REGS.
3028 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
3029 (BASE_REG_CLASS): Use CORE_REGS.
3030 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
3031 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
3032 (REGNO_OK_FOR_INDEX_P): Exclude SP.
3033 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
3034 ARM_REGNO_OK_FOR_INDEX_P.
3035 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
3036 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
3037 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
3038 (ldm/stm peepholes): Ditto.
3039 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
3040 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
3041 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
3042 * config/arm/constraints.md: Enable "k" constraint on ARM.
3044 2008-02-27 Ben Elliston <bje@au.ibm.com>
3046 * config/rs6000/rs6000.c: Annotate cache line size field in all
3047 instances of struct processor_costs.
3049 2008-02-26 David Edelsohn <edelsohn@gnu.org>
3051 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
3052 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
3053 jump_bypass): New counters.
3054 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
3055 * dce.c (gate_ud_dce): Same.
3056 (gate_fast_dce): Same.
3057 * dse.c (gate_dse1): New function.
3058 (gate_dse2): New function.
3059 (gate_dse): Merge results of new gate functions.
3060 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3061 (gate_handle_jump_bypass): Add dbg_cnt.
3062 (gate_handle_gcse): Add dbg_cnt.
3063 * ifcvt.c (gate_handle_if_conversion): Same.
3064 (gate_handle_if_after_combine): Same.
3065 (gate_handle_if_after_reload): Same.
3066 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3068 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3070 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3072 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3074 2008-02-26 Jason Merrill <jason@redhat.com>
3077 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3078 alone if it's the naming decl for the type's main variant.
3080 2008-02-26 Tom Tromey <tromey@redhat.com>
3082 * system.h (USE_MAPPED_LOCATION): Poison.
3083 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3084 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3085 (make_goto_expr_edges): Likewise.
3086 (remove_bb): Likewise.
3087 (execute_warn_function_return): Likewise.
3088 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3090 * c-common.c (fname_decl): Remove old location code.
3091 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3093 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3095 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3096 (gen_rtx_ASM_INPUT): Likewise.
3097 (gen_rtx_ASM_INPUT_loc): Likewise.
3098 (get_rtx_asm_OPERANDS): Remove.
3099 * cfglayout.c (insn_locators_alloc): Remove old location code.
3100 (set_curr_insn_source_location): Likewise.
3101 (curr_insn_locator): Likewise.
3102 * print-tree.c (print_node): Remove old location code.
3103 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3104 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3105 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3106 location_from_locus.
3107 (construct_exit_block): Remove old location code.
3108 * emit-rtl.c (force_next_line_note): Remove old location code.
3109 * profile.c (branch_prob): Remove old location code.
3110 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3111 LOC_LINE): Remove old-location variants.
3112 * langhooks.c (lhd_print_error_function): Remove old location
3114 * configure, config.in: Rebuilt.
3115 * configure.ac (--enable-mapped-location): Remove.
3116 * c-decl.c (c_init_decl_processing): Remove old location code.
3117 (finish_function): Likewise.
3118 * recog.c (decode_asm_operands): Remove old location code.
3119 * c-pch.c (c_common_read_pch): Remove old location code.
3120 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3122 * gimple-low.c (lower_function_body): Remove old location code.
3123 * toplev.c (unknown_location): Remove.
3124 (push_srcloc): Remove old-location variant.
3125 (process_options): Remove old location code.
3126 (lang_dependent_init): Likewise.
3127 * input.h (UNKNOWN_LOCATION): Move definition.
3128 (location_t): Undeprecate.
3129 (source_locus): Remove.
3130 (location_from_locus): Remove.
3131 (struct location_s): Remove.
3132 Remove all old-location code.
3133 (input_line, input_filename): Remove.
3134 * final.c (final_scan_insn): Remove old location code.
3135 * diagnostic.c (diagnostic_build_prefix): Remove
3136 USE_MAPPED_LOCATION test.
3137 * tree.h (gimple_stmt) <locus>: Now a location_t.
3138 (tree_exp) <locus>: Likewise.
3139 (DECL_IS_BUILTIN): Remove old-location variant.
3140 (annotate_with_file_line, annotate_with_locus): Likewise.
3141 (expr_locus, set_expr_locus): Update.
3142 * tree.c (build1_stat): Remove old location code.
3143 (last_annotated_node): Remove.
3144 (annotate_with_file_line): Remove old-location variant.
3145 (annotate_with_locus): Likewise.
3146 (expr_location): Remove old location code.
3147 (set_expr_location): Likewise.
3148 (expr_has_location): Likewise.
3149 (expr_locus): Likewise.
3150 (set_expr_locus): Likewise.
3151 (expr_filename): Don't use location_from_locus.
3152 (expr_lineno): Likewise.
3153 * rtl-error.c (location_for_asm): Remove old location code.
3154 * c-lex.c (cb_line_change): Remove old location code.
3155 (fe_file_change): Likewise.
3156 (cb_def_pragma): Likewise.
3157 (c_lex_with_flags): Likewise.
3158 * gengtype.c (do_typedef): Don't special-case location types.
3159 (define_location_structures): Remove.
3160 (main): Don't call define_location_structures.
3161 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3164 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3167 * builtins.def (BUILT_IN_STDARG_START): Remove.
3168 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3169 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3170 * tree-inline.c (inline_forbidden_p_1): Likewise.
3172 2008-02-26 Richard Guenther <rguenther@suse.de>
3174 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3175 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3176 (lookup_decl_from_uid): Declare.
3177 (remove_decl_from_map): Likewise.
3178 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3179 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3180 (decl_for_uid_map): New global hashtable mapping DECL_UID
3182 (init_ttree): Allocate it.
3183 (insert_decl_to_uid_decl_map): New helper function.
3184 (make_node_stat): Insert new decls into the map.
3185 (copy_node_stat): Likewise.
3186 (lookup_decl_from_uid): New function.
3187 (remove_decl_from_map): Likewise.
3188 (print_decl_for_uid_map_statistics): New helper.
3189 (dump_tree_statistics): Call it.
3191 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3192 (referenced_var_iterator): Adjust.
3193 (FOR_EACH_REFERENCED_VAR): Adjust.
3194 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3195 (num_referenced_vars): Adjust.
3196 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3197 (first_referenced_var): Remove.
3198 (end_referenced_vars_p): Likewise.
3199 (next_referenced_var): Likewise.
3200 (referenced_var_iterator_set): New helper function.
3201 * tree-dfa.c (referenced_var_lookup): Adjust.
3202 (referenced_var_check_and_insert): Likewise.
3203 (remove_referenced_var): Likewise.
3204 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3205 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3206 (verify_call_clobbering): Likewise.
3207 (verify_memory_partitions): Likewise.
3208 (init_tree_ssa): Allocate bitmap instead of hashtable for
3210 (delete_tree_ssa): Adjust.
3211 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3212 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3213 (compute_tag_properties): Likewise.
3214 (set_initial_properties): Likewise.
3215 (find_partition_for): Likewise.
3216 (update_reference_counts): Likewise.
3217 (dump_may_aliases_for): Likewise.
3218 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3219 (add_call_clobber_ops): Likewise.
3220 (add_call_read_ops): Likewise.
3221 (get_asm_expr_operands): Likewise.
3222 * tree-into-ssa.c (dump_decl_set): Likewise.
3223 (update_ssa): Likewise.
3224 * tree-sra.c (scan_function): Likewise.
3225 (decide_instantiations): Likewise.
3226 (scalarize_parms): Likewise.
3227 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3228 (dsa_named_for): Likewise.
3229 * tree-ssa-structalias.c (update_alias_info): Likewise.
3230 (merge_smts_into): Likewise.
3232 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3235 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3236 * c-opts.c (c_common_handle_option): Wall enables
3237 Wvolatile-register-var.
3238 * common.opt: Move Wvolatile-register-var to...
3241 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3243 * common.opt (Wlarger-than=): New.
3244 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3246 * opts.c (common_handle_option): Handle -Wlarger-than=.
3247 * optc-gen.awk: Likewise.
3248 * opth-gen.awk: Likewise.
3249 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3250 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3252 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3254 * c-common.c (match_case_to_enum_1): Add appropriate
3255 OPT_W* parameter to warning.
3256 (c_do_switch_warnings): Likewise.
3257 * c-typeck.c (warning_init): Add one more parameter following
3259 (push_init_level): Update call to warning_init.
3260 (pop_init_level): Likewise.
3261 (add_pending_init): Likewise.
3262 (output_init_element: Likewise.
3264 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3267 * toplev.c (toplev_main): If there are warnings or error, print
3268 errors for ignored options.
3269 * opts.c (ignored_options): New static variable.
3270 (postpone_unknown_option_error): New.
3271 (print_ignored_options): New.
3272 (handle_option): Postpone errors for unknown -Wno-* options.
3273 * opts.h (print_ignored_options): Declare.
3275 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3277 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3280 2008-02-25 Richard Guenther <rguenther@suse.de>
3283 2008-02-25 Richard Guenther <rguenther@suse.de>
3285 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3286 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3287 (lookup_decl_from_uid): Declare.
3288 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3289 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3290 (decl_for_uid_map): New global hashtable mapping DECL_UID
3292 (init_ttree): Allocate it.
3293 (insert_decl_to_uid_decl_map): New helper function.
3294 (make_node_stat): Insert new decls into the map.
3295 (copy_node_stat): Likewise.
3296 (lookup_decl_from_uid): New function.
3297 (print_decl_for_uid_map_statistics): New helper.
3298 (dump_tree_statistics): Call it.
3300 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3301 (referenced_var_iterator): Adjust.
3302 (FOR_EACH_REFERENCED_VAR): Adjust.
3303 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3304 (num_referenced_vars): Adjust.
3305 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3306 (first_referenced_var): Remove.
3307 (end_referenced_vars_p): Likewise.
3308 (next_referenced_var): Likewise.
3309 (referenced_var_iterator_set): New helper function.
3310 * tree-dfa.c (referenced_var_lookup): Adjust.
3311 (referenced_var_check_and_insert): Likewise.
3312 (remove_referenced_var): Likewise.
3313 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3314 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3315 (verify_call_clobbering): Likewise.
3316 (verify_memory_partitions): Likewise.
3317 (init_tree_ssa): Allocate bitmap instead of hashtable for
3319 (delete_tree_ssa): Adjust.
3320 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3321 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3322 (compute_tag_properties): Likewise.
3323 (set_initial_properties): Likewise.
3324 (find_partition_for): Likewise.
3325 (update_reference_counts): Likewise.
3326 (dump_may_aliases_for): Likewise.
3327 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3328 (add_call_clobber_ops): Likewise.
3329 (add_call_read_ops): Likewise.
3330 (get_asm_expr_operands): Likewise.
3331 * tree-into-ssa.c (dump_decl_set): Likewise.
3332 (update_ssa): Likewise.
3333 * tree-sra.c (scan_function): Likewise.
3334 (decide_instantiations): Likewise.
3335 (scalarize_parms): Likewise.
3336 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3337 (dsa_named_for): Likewise.
3338 * tree-ssa-structalias.c (update_alias_info): Likewise.
3339 (merge_smts_into): Likewise.
3341 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3344 * doc/invoke.texi (-fcx-limited-range): Document new option.
3345 * toplev.c (process_options): Handle -fcx-fortran-rules.
3346 * common.opt: Add documentation for -fcx-fortran-rules.
3348 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3351 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3352 actual behaviour and C99.
3354 2008-02-26 Ben Elliston <bje@au.ibm.com>
3356 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3357 (ASM_CPU_POWER6_SPEC): Likewise.
3358 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3359 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3360 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3362 2008-02-25 Richard Guenther <rguenther@suse.de>
3364 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3365 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3366 (lookup_decl_from_uid): Declare.
3367 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3368 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3369 (decl_for_uid_map): New global hashtable mapping DECL_UID
3371 (init_ttree): Allocate it.
3372 (insert_decl_to_uid_decl_map): New helper function.
3373 (make_node_stat): Insert new decls into the map.
3374 (copy_node_stat): Likewise.
3375 (lookup_decl_from_uid): New function.
3376 (print_decl_for_uid_map_statistics): New helper.
3377 (dump_tree_statistics): Call it.
3379 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3380 (referenced_var_iterator): Adjust.
3381 (FOR_EACH_REFERENCED_VAR): Adjust.
3382 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3383 (num_referenced_vars): Adjust.
3384 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3385 (first_referenced_var): Remove.
3386 (end_referenced_vars_p): Likewise.
3387 (next_referenced_var): Likewise.
3388 (referenced_var_iterator_set): New helper function.
3389 * tree-dfa.c (referenced_var_lookup): Adjust.
3390 (referenced_var_check_and_insert): Likewise.
3391 (remove_referenced_var): Likewise.
3392 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3393 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3394 (verify_call_clobbering): Likewise.
3395 (verify_memory_partitions): Likewise.
3396 (init_tree_ssa): Allocate bitmap instead of hashtable for
3398 (delete_tree_ssa): Adjust.
3399 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3400 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3401 (compute_tag_properties): Likewise.
3402 (set_initial_properties): Likewise.
3403 (find_partition_for): Likewise.
3404 (update_reference_counts): Likewise.
3405 (dump_may_aliases_for): Likewise.
3406 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3407 (add_call_clobber_ops): Likewise.
3408 (add_call_read_ops): Likewise.
3409 (get_asm_expr_operands): Likewise.
3410 * tree-into-ssa.c (dump_decl_set): Likewise.
3411 (update_ssa): Likewise.
3412 * tree-sra.c (scan_function): Likewise.
3413 (decide_instantiations): Likewise.
3414 (scalarize_parms): Likewise.
3415 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3416 (dsa_named_for): Likewise.
3417 * tree-ssa-structalias.c (update_alias_info): Likewise.
3418 (merge_smts_into): Likewise.
3420 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3423 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3424 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3425 * alias.h (nonoverlapping_memrefs_p): Likewise.
3427 2008-02-25 Jan Beulich <jbeulich@novell.com>
3429 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3430 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3431 __emultls_get_address, __emultls_register_common,
3432 __floatundi?f, and _Unwind_GetIPInfo.
3433 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3434 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3435 (gen_regparm_prefix): Likewise.
3436 (i386_nlm_encode_section_info): Sync with
3437 config/i386/winnt.c:i386_pe_encode_section_info().
3438 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3439 i386_nlm_mangle_decl_assembler_name): New.
3440 (netware_override_options): New.
3441 * config/i386/netware.h (netware_override_options): Declare.
3442 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3443 (i386_nlm_mangle_decl_assembler_name): Declare.
3444 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3446 2008-02-25 Ben Elliston <bje@au.ibm.com>
3449 * c-decl.c (grokdeclarator): Remove unused local variables
3450 `typedef_type' and `type_as_written'.
3452 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3453 unused local variable `has_hot_blocks'.
3454 (fix_crossing_conditional_branches): Remove unused local variable
3457 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3460 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3461 using DEF_C99_BUILTIN.
3462 (BUILT_IN_NANF): Ditto.
3463 (BUILT_IN_NANL): Ditto.
3465 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3466 Revital Eres <eres@il.ibm.com>
3468 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3469 regarding the order of two dependent insns in the same row.
3471 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3473 * stor-layout.c (layout_decl): Do not bump the alignment of a
3474 bit-field to more than byte alignment if it is packed.
3476 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3478 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3481 2008-02-24 Diego Novillo <dnovillo@google.com>
3483 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3486 * tree-vrp.c (vrp_evaluate_conditional): With
3487 -Wtype-limits, emit a warning when comparing against a
3488 constant outside the natural range of OP0's type.
3489 * c.opt (Wtype-limits): Move ...
3490 * common.opt (Wtype-limits): ... here.
3492 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3494 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3495 * config/rs6000/e300c2c3.md: New file.
3496 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3498 (rs6000_override_options): Add e300c2 and e300c3 cases to
3499 processor_target_table. Do not allow usage of Altivec or Spe
3500 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3501 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3502 * config/rs6000/rs6000.h (processor_type): Add
3503 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3504 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3505 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3506 and ppce300c3. Include e300c2c3.md.
3508 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3510 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3511 instead of TARGET_STRICT_ALIGN.
3513 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3515 * explow.c (memory_address): Assert that the generated address is
3518 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3521 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3522 * config/darwin-ppc-ldouble-patch.def: New file.
3523 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3524 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3525 SUBTARGET_INIT_BUILTINS if defined.
3526 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3529 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3532 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3533 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
3535 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3538 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
3539 file" warning condtional on -Winvalid-PCH.
3541 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3543 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
3545 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
3549 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
3550 prevent reload from using MMX registers.
3551 (*mov<mode>_internal): Ditto.
3552 (*movv2sf_internal_rex64): Ditto.
3553 (*movv2sf_internal): Ditto.
3555 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3557 PR documentation/31569
3558 * doc/install.texi2html: Use makeinfo --no-number-sections.
3560 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3562 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
3563 ensure that we can address an entire entity > 8 bytes. Don't
3564 generate reg+reg addressing for such data.
3566 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3568 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
3569 strings when optimizing for size, unless the target cares about
3572 2008-02-22 Tom Tromey <tromey@redhat.com>
3574 * regclass.c (current_pass): Remove declaration.
3576 2008-02-22 Anatoly Sokolov <aesok@post.ru>
3578 * config/avr/libgcc.S (__RAMPZ__): Define.
3579 (__do_copy_data): Add for devices with 128KB code memory.
3581 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3583 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3585 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
3587 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
3589 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
3592 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3595 * c-typeck.c (build_binary_op): Warn about floating point
3596 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
3598 2008-02-21 Janis Johnson <janis187@us.ibm.com>
3601 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
3602 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
3604 (rs6000_override_options): Set altivec_abi as default, not override,
3605 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
3606 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
3607 is used; use new member spe_abi.
3608 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
3609 spe_abi and altivec_abi.
3611 2008-02-22 Tomas Bily <tbily@suse.cz>
3613 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
3615 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3618 * config.build (build_file_translate): Set to `CMD //c' only if
3620 * Makefile.in (build_file_translate): Improve comment.
3622 2008-02-21 Jan Hubicka <jh@suse.cz>
3624 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
3625 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
3626 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
3628 2008-02-21 Michael Matz <matz@suse.de>
3631 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
3633 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
3635 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
3636 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
3638 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
3639 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
3640 SSE_VEC_FLOAT_MODE_P as insn constraint.
3641 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
3642 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
3643 sse4a_movntdf using MODEF mode iterator.
3644 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
3645 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
3646 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
3647 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
3648 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
3649 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
3650 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
3652 2008-02-21 Richard Guenther <rguenther@suse.de>
3654 * tree.def (PAREN_EXPR): New tree code.
3655 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
3657 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
3658 * expr.c (expand_expr_real_1): Likewise.
3659 * tree-inline.c (estimate_num_insns_1): Likewise.
3660 * tree-complex.c (expand_complex_move): Likewise.
3661 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
3664 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3667 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
3669 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3672 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
3674 * config/sh/sh.c (find_barrier): Don't go past
3675 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
3677 2008-02-20 DJ Delorie <dj@redhat.com>
3679 * config/h8300/h8300.md (insv): Force source operand to be a register.
3681 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3682 as a jump, not as a plain insn.
3684 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3686 * doc/invoke.texi (Warning Options): Add new option
3687 -Wframe-larger-than=.
3688 (-Wframe-larger-than): Document.
3690 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3691 Add declarations for new option variables.
3693 * final.c (final_start_function): Check the frame size
3694 before emission and issue a Wframe-larger-than warning.
3696 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3697 Add definitions for new option variables.
3698 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3700 * common.opt (Wframe-larger-than=): New option.
3702 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3704 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3705 (<sse>_div<mode>3): Ditto.
3706 (<sse>_vmdiv<mode>3): Ditto.
3707 (<sse>_vmsqrt<mode>2): Ditto.
3708 (*smax<mode>3): Ditto.
3709 (sse5_frcz<mode>2): Ditto.
3710 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3713 2008-02-20 Richard Guenther <rguenther@suse.de>
3716 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3717 be happy with INTEGRAL_TYPE_P.
3719 2008-02-20 Richard Guenther <rguenther@suse.de>
3721 * fold-const.c (split_tree): Associate floatig-point expressions
3722 if flag_associative_math is set.
3724 2008-02-20 Richard Guenther <rguenther@suse.de>
3726 * tree.h (fold_real_zero_addition_p): Declare.
3727 * fold-const.c (fold_real_zero_addition_p): Export.
3728 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3729 floating-point operations with zero and one.
3731 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
3733 * doc/install.texi: Correct references to CFLAGS, replacing them
3734 with BOOT_CFLAGS. Document flags used during bootstrap for
3737 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3739 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
3740 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
3741 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
3743 (smin<mode>3): Ditto from similar patterns.
3744 (smax<mode>3): Ditto.
3745 (*ieee_smin<mode>3): Ditto.
3746 (*ieee_smax<mode>3): Ditto.
3747 * config/i386/sse.md (sse): New mode attribute.
3748 (mov<mode>): Macroize expander from movv4sf and movv2df using
3749 SSEMODEF2P mode iterator.
3750 (<sse>_movnt<mode>): Ditto from similar patterns. Use
3751 SSE_VEC_FLOAT_MODE_P as insn constraint.
3752 (storent<mode>): Ditto.
3753 (storent<mode>): Macroize expander from storentsf and storentdf using
3754 MODEF mode iterator.
3755 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
3756 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
3757 (abs<mode>2): Ditto from similar patterns.
3758 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
3759 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
3760 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
3761 (<sse>_vmsqrt<mode>2): Ditto.
3762 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
3763 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
3764 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
3765 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
3766 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
3767 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
3768 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
3770 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
3771 iterator and SSE_FLOAT_MODE_P as insn constraint.
3772 (<sse>_ucomi): Ditto from similar patterns.
3773 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
3774 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
3775 SSE_VEC_FLOAT_MODE_P as insn constraint.
3776 (vcond<mode>): Ditto from similar patterns.
3777 (and<mode>3, *and<mode>3): Ditto.
3778 (<sse>_nand<mode>3): Ditto.
3779 (ior<mode>3, *ior<mode>3): Ditto.
3780 (xor<mode>3, *xor<mode>3): Ditto.
3781 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
3782 iterator and SSE_FLOAT_MODE_P as insn constraint.
3783 (*nand<mode>3): Ditto from similar patterns.
3784 (*ior<mode>3): Ditto.
3785 (*xor<mode>3): Ditto.
3787 2008-02-20 Ira Rosen <irar@il.ibm.com>
3789 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
3790 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
3791 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
3793 2008-02-19 Jan Hubicka <jh@suse.cz>
3795 * predict.c (tree_bb_level_predictions): Remove variable next
3796 mistakely introduced by previous commit.
3798 2008-02-19 Jan Hubicka <jh@suse.cz>
3800 * predict.c (predict_paths_leading_to): Rewrite.
3801 (predict_paths_for_bb): New.
3802 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
3804 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3807 * Makefile.in (build_file_translate): New.
3808 (gcc-vers.texi): Use it for translating $(abs_srcdir).
3809 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
3810 * configure.ac (build_file_translate): Substitute it.
3811 * configure: Regenerate.
3813 2008-02-19 Jan Hubicka <jh@suse.cz>
3815 PR rtl-optimization/34408
3816 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
3819 2008-02-19 Jan Hubicka <jh@suse.cz>
3822 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
3825 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
3828 * config/i386/i386-modes.def: Revert the last DI alignment
3829 change until Ada people can look into it.
3831 2008-02-19 Nick Clifton <nickc@redhat.com>
3833 * opts.c (print_specific_help): Fix typo in --help text.
3835 2008-02-19 Jakub Jelinek <jakub@redhat.com>
3838 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
3839 32-bit inline asm without asm alternatives for host GCC < 3.0.
3841 2008-02-19 Richard Guenther <rguenther@suse.de>
3843 PR tree-optimization/34989
3844 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
3845 Allow propagation to INDIRECT_REF if we can simplify only.
3847 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3849 * c-common.c (warn_for_collisions_1): Use appropriate option when
3852 2008-02-19 Nick Clifton <nickc@redhat.com>
3855 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
3856 (handle_options): Fix indentation.
3857 (print_filtered_help): If no language-specific options were
3858 displayed tell the user how to list all the options supported by
3859 the language's front-end.
3860 (print_specific_help): Fix indentation and remove duplicate line.
3861 (common_handle_option): Handle the -v option.
3862 For --help enable the display of undocumented options if the -v
3863 switch has been included on the command line.
3864 For --help= check for overlaps in the arguments between the option
3865 classes and the language names and issue a warning when they
3866 cannot be disambiguated.
3867 * c.opt (v): Pass on to the common option handler.
3869 2008-02-19 Revital Eres <eres@il.ibm.com>
3871 * modulo-sched.c (sms_schedule): Change dump message when
3872 create_ddg function fails.
3873 (try_scheduling_node_in_cycle): Rename row to cycle.
3874 (print_partial_schedule): Rename CYCLE to ROW.
3876 2008-02-19 Christian Bruel <christian.bruel@st.com>
3877 Zdenek Dvorak <ook@ucw.cz>
3879 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
3881 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3884 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
3885 (*x86_movdicc_0_m1_se): Ditto.
3887 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3889 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
3890 (CMPtype): Define as __gcc_CMPtype.
3891 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
3892 (CMPtype): Define as __gcc_CMPtype.
3894 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
3896 Support valgrind 3.3 for --enable-checking=valgrind.
3897 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
3899 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
3900 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
3901 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
3902 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
3903 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
3904 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
3905 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
3907 * ggc-zone.c: Similar.
3908 * ggc-page.c: Similar.
3910 2008-02-19 Paul Brook <paul@codesourcery.com>
3913 * config/arm/ieee754-df.S: Fix do_it typo.
3914 * config/arm/ieee754-sf.S: Fix do_it typo.
3916 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3919 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
3920 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
3921 (OPTION_MASK_ISA_SSE_SET): Likewise.
3922 (OPTION_MASK_ISA_SSE2_SET): Likewise.
3923 (OPTION_MASK_ISA_SSE3_SET): Likewise.
3924 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
3925 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
3926 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
3927 (OPTION_MASK_ISA_SSE4_SET): Likewise.
3928 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
3929 (OPTION_MASK_ISA_SSE5_SET): Likewise.
3930 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
3931 (OPTION_MASK_ISA_MMX_UNSET): Updated.
3932 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
3933 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3934 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3935 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3936 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3937 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3938 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3939 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
3940 (OPTION_MASK_ISA_SSE4): Removed.
3941 (ix86_handle_option): Turn on bits in ix86_isa_flags and
3942 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
3943 (override_options): Don't turn on implied SSE/MMX bits in
3946 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3948 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3951 2008-02-18 Joey Ye <joey.ye@intel.com>
3954 * tree-nested.c (insert_field_into_struct): Set type alignment
3955 to field alignment if the former is less than the latter.
3957 2008-02-18 Jakub Jelinek <jakub@redhat.com>
3959 * BASE-VER: Set to 4.4.0.
3961 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3963 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
3964 * doc/cfg.texi: Likewise.
3965 * doc/extend.texi: Likewise.
3966 * doc/gty.texi: Likewise.
3967 * doc/invoke.texi: Likewise.
3968 * doc/loop.texi: Likewise.
3969 * doc/md.texi: Likewise.
3970 * doc/passes.texi: Likewise.
3971 * doc/rtl.texi: Likewise.
3972 * doc/sourcebuild.texi: Likewise.
3973 * doc/tm.texi: Likewise.
3974 * doc/tree-ssa.texi: Likewise.
3976 2008-02-17 Richard Guenther <rguenther@suse.de>
3979 * tree-complex.c (init_parameter_lattice_values): Handle parameters
3980 without default definition.
3982 2008-02-17 Richard Guenther <rguenther@suse.de>
3984 PR tree-optimization/35231
3985 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
3988 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
3991 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3992 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3993 libgcc_cmp_return mode.
3995 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3998 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
4000 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
4002 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
4005 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4007 * doc/c-tree.texi: Use `@.' where appropriate.
4008 * doc/extend.texi: Likewise.
4009 * doc/install.texi: Likewise.
4010 * doc/invoke.texi: Likewise.
4011 * doc/loop.texi: Likewise.
4012 * doc/makefile.texi: Likewise.
4013 * doc/md.texi: Likewise.
4014 * doc/passes.texi: Likewise.
4015 * doc/standards.texi: Likewise.
4016 * doc/tm.texi: Likewise.
4018 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4021 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
4023 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
4024 rather than in entry_bb.
4026 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4028 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4029 libgcc_cmp_return mode.
4031 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4034 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
4035 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
4037 2008-02-15 Richard Guenther <rguenther@suse.de>
4038 Zdenek Dvorak <ook@ucw.cz>
4040 PR tree-optimization/35164
4041 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
4042 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
4043 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4044 Only propagate addresses which do not have abnormal SSA_NAMEs
4047 2008-02-15 Joseph Myers <joseph@codesourcery.com>
4050 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
4052 2008-02-15 Jan Hubicka <jh@suse.cz>
4055 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
4057 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4060 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4061 when calculating alignment_pad.
4063 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4065 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4066 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4067 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4068 and STACK_BOUNDARY define.
4070 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4072 PR preprocessor/35061
4073 * c-pragma.c (handle_pragma_pop_macro): Check that
4074 pushed_macro_table has been allocated.
4076 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4079 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4080 (force_gimple_operand): Likewise.
4081 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4082 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4083 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4084 (find_interesting_uses_address): Check addressability and alignment
4085 of the base expression only after substituting bases of IVs into it.
4087 2008-02-14 Michael Matz <matz@suse.de>
4090 * function.c (instantiate_virtual_regs_in_insn): Reload address
4091 before falling back to reloading the whole operand.
4093 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4095 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4096 before the first section switch note.
4098 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4100 * doc/bugreport.texi: Update copyright years.
4101 * doc/c-tree.texi: Likewise.
4102 * doc/cfg.texi: Likewise.
4103 * doc/cpp.texi: Likewise.
4104 * doc/cppinternals.texi: Likewise.
4105 * doc/fragments.texi: Likewise.
4106 * doc/frontends.texi: Likewise.
4107 * doc/gcc.texi: Likewise.
4108 * doc/gty.texi: Likewise.
4109 * doc/hostconfig.texi: Likewise.
4110 * doc/implement-c.texi: Likewise.
4111 * doc/libgcc.texi: Likewise.
4112 * doc/loop.texi: Likewise.
4113 * doc/makefile.texi: Likewise.
4114 * doc/options.texi: Likewise.
4115 * doc/passes.texi: Likewise.
4116 * doc/rtl.texi: Likewise.
4117 * doc/sourcebuild.texi: Likewise.
4118 * doc/standards.texi: Likewise.
4119 * doc/tree-ssa.texi: Likewise.
4120 * doc/trouble.texi: Likewise.
4122 * doc/extend.texi: Use @: or add comma where appropriate.
4123 * doc/invoke.texi: Likewise.
4124 * doc/tm.texi: Likewise.
4126 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4129 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4132 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4134 * doc/md.texi (clz, ctz): Add reference.
4135 * doc/rtl.texi (clz, ctz): Likewise.
4137 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4140 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4143 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4145 * config/s390/s390.c (struct constant_pool): New field
4146 emit_pool_after added.
4147 (s390_mainpool_start): Set the emit_pool_after flag according
4148 to the section switch notes.
4149 (s390_mainpool_finish): Consider emit_pool_after when emitting
4150 the literal pool at the end of the function.
4151 (s390_chunkify_start): Force literal pool splits at section
4154 2008-02-13 Michael Matz <matz@suse.de>
4157 * var-tracking.c (clobber_variable_part): Correctly traverse the
4160 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4163 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4164 Add -fdump-ipa-inline.
4165 * tree-dump.c (dump_files): Remove tree-inlined dump.
4166 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4168 2008-02-12 Richard Guenther <rguenther@suse.de>
4170 PR tree-optimization/35171
4171 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4174 2008-02-12 Richard Guenther <rguenther@suse.de>
4177 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4178 value-preserving mode. Disallow final truncation.
4180 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4183 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4184 code from here to...
4185 (force_gimple_operand): ...here.
4187 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4190 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4191 non-compatible pointers.
4192 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4193 different FIELD_DECLs, try harder by comparing field offsets, sizes
4197 * function.c (match_asm_constraints_1): Don't replace the same input
4200 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4202 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4203 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4204 (expand_epilogue): Restore RAMPZ register.
4205 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4207 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4209 * config/i386/cygwin.asm: (__alloca): Correct calling
4210 convention and alignment.
4211 (__chkstk): Force 8 byte stack alignment.
4213 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4214 Richard Guenther <rguenther@suse.de>
4216 PR tree-optimization/33992
4217 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4218 the zero we compare against.
4220 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4223 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4224 to CloseHandle after unlocking to prevent accumulation of handle
4227 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4230 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4231 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4232 and update LABEL_NUSES during and after reload.
4234 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4237 * combine.c (simplify_if_then_else): Make sure the comparison is
4238 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4240 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4243 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4244 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4245 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4246 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4247 * tree.h (get_type_static_bounds): Likewise.
4249 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4251 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4252 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4253 Make -Wfoo language annotations match what the compiler outputs.
4255 2008-02-08 Sa Liu <saliu@de.ibm.com>
4257 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4258 intrinsics spu_convts, spu_convtu, spu_convtf.
4259 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4261 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4263 * doc/extend.texi (Function Attributes) <noinline>: Mention
4264 asm ("") as method to keep calls.
4266 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4269 * doc/options.texi (Options): Replace references to opts.sh with
4271 * opts-common.c: Likewise.
4272 * optc-gen.awk: Likewise.
4274 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4276 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4278 2008-02-07 Richard Henderson <rth@redhat.com>
4281 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4282 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4285 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4287 PR tree-optimization/35085
4288 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4289 for operand entry oe2 in addition to operand entry oe3 in order to
4290 expose more opportunities for vectorizer sum reduction.
4292 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4295 * Makefile.in (LIBS): Remove $(GMPLIBS).
4296 (cc1-dummy, cc1): Add $(GMPLIBS).
4298 2008-02-06 Jan Hubicka <jh@suse.cz>
4301 * i386.md (moddf_integer): Do not produce partial memory stalls for
4302 targets where it hurts.
4304 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4307 * optabs.c (expand_float): Do not check for decimal modes when
4308 expanding unsigned integer through signed conversion.
4310 2008-02-06 Nick Clifton <nickc@redhat.com>
4312 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4313 inside the clobber with a match_operand and duplicated operand
4314 number in the constraint.
4315 (ineqbranchsi): Delete redundant comment.
4317 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4319 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4320 builtin_define ("__USE_INIT_FINI__").
4321 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4323 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4325 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4327 PR documentation/30330
4328 * doc/invoke.texi (C++ Dialect Options)
4329 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4330 For each warning option -Wfoo that allows -Wno-foo, ensure both
4331 -Wfoo and -Wno-foo are listed in the option index. Fix index
4332 entry of -Wswitch-default, index -Wnormalized= including the
4333 `=', and -Wlarger-than-@var{len} including @var{len}.
4335 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4337 * config/i386/i386.md (floatunssisf2): Use
4338 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4339 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4340 Macroize expander using MODEF mode iterator.
4342 2008-02-05 Diego Novillo <dnovillo@google.com>
4344 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4347 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4349 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4352 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4354 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4357 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4358 to indicate if a message should be generated.
4359 (init_cumulative_args): Updated.
4360 (function_value_32): Likewise.
4362 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4364 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4366 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4369 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4370 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4372 2008-02-04 Diego Novillo <dnovillo@google.com>
4374 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4377 * tree-vrp.c (vrp_evaluate_conditional): With
4378 -Wtype-limits, emit a warning when comparing against a
4379 constant outside the natural range of OP0's type.
4381 2008-02-04 Richard Guenther <rguenther@suse.de>
4384 * expr.c (count_type_elements): Give for unions instead of
4387 2008-02-04 Richard Guenther <rguenther@suse.de>
4390 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4391 to TYPE_DOMAINs base type instead of using bitsizetype here.
4393 2008-02-03 Jason Merrill <jason@redhat.com>
4395 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4397 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4400 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4401 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4402 (RS/6000 and PowerPC Options): Fix typos and markup.
4403 * doc/passes.texi (Tree-SSA passes): Likewise.
4405 2008-02-02 Michael Matz <matz@suse.de>
4408 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4409 from record_last_reg_set_info.
4410 (record_last_reg_set_info): Take an RTX argument, iterate over all
4411 constituent hardregs.
4412 (record_last_set_info, record_opr_changes): Change calls to
4413 new signature or to record_last_reg_set_info_regno.
4415 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4417 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4419 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4421 PR rtl-optimization/34773
4422 * reg-notes.def (EQUAL): Mention significance of combination of
4423 REG_EQUAL and REG_RETVAL.
4424 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4425 insn that has a REG_RETVAL.
4427 2008-02-01 Roger Sayle <roger@eyesopen.com>
4430 * configure.ac (--enable-fixed-point): Disable unless explicitly
4432 * configure: Regenerate.
4434 2008-02-01 Richard Guenther <rguenther@suse.de>
4437 * invoke.texi (-finline-limit): Remove no longer true parts
4438 of the documentation. Note that there is no default value.
4440 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4441 Mark Mitchell <mark@codesourcery.com>
4442 Ben Elliston <bje@au.ibm.com>
4445 * doc/extend.texi (Other Builtins): Document.
4447 2008-01-31 Tom Browder <tom.browder@gmail.com>
4449 * doc/c-tree.texi (Types): Fix grammar.
4450 (Expression trees): Ditto.
4451 * doc/passes.texi (Tree-SSA passes): Ditto.
4453 * doc/configterms.texi (Configure Terms): Fix typo.
4454 * doc/cpp.texi (Common Predefined Macros): Ditto.
4455 * doc/md.texi (Machine Constraints): Ditto.
4457 * doc/makefile.texi (Makefile): Add comma.
4459 2008-01-31 Tom Browder <tom.browder@gmail.com>
4460 Gerald Pfeifer <gerald@pfeifer.com>
4462 * doc/sourcebuild.texi (Front End): Remove references to CVS
4463 and CVSROOT/modules.
4464 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4465 (Back End): Remove reference to CVS.
4467 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4470 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4472 (mips16_gp_pseudo_reg): ...here.
4473 * config/mips/mips.md (load_const_gp): Replace with...
4474 (load_const_gp_<mode>): ...this :P-based insn.
4476 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4478 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4479 options. Minor fixes.
4480 (-std): Move reference to standards closer to where language
4481 standards are first mentioned.
4483 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4485 PR rtl-optimization/34995
4486 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4487 parameter and return a bool. If the rtx parameter is nonnull,
4488 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4489 (find_reloads): Update call accordingly. Pass the new operand
4490 if it needed no address reloads, otherwise pass null.
4492 2008-01-30 Richard Henderson <rth@redhat.com>
4495 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4496 for unbounded arrays.
4498 2008-01-30 Silvius Rus <rus@google.com>
4500 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4502 2008-01-30 Jan Hubicka <jh@suse.cz>
4505 * i386.c (init_cumulative_args): Use real function declaration when
4508 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4510 PR rtl-optimization/34998
4511 * global.c (build_insn_chain): Treat non-subreg_lowpart
4512 SUBREGs of pseudos as clobbering all the words covered by the
4513 SUBREG, not just all the bytes.
4514 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4515 original df_ref rather than an extract parameter.
4516 (global_conflicts): Update call accordingly.
4518 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4520 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4521 the overflow check to make it easier to read.
4522 (__fixtfdi): Change the type of the ll member in union
4523 long_double to UDItype_x.
4525 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4528 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4529 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4530 * tree-inline.c (fold_marked_statements): Call
4531 cgraph_update_edges_for_call_stmt if folding a call statement.
4532 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4533 debug_generic_stmt calls, reset it back afterwards.
4536 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
4538 * c-typeck.c (build_external_ref): Don't pedwarn about
4539 static vars in current function's scope.
4541 2008-01-29 Joseph Myers <joseph@codesourcery.com>
4543 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
4545 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
4548 * ipa-struct-reorg.c: Fix spelling.
4549 * params.def: Ditto.
4551 2008-01-29 Richard Guenther <rguenther@suse.de>
4554 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
4556 * tree-inline.c (remap_type): Increment remapping_type_depth
4557 around remapping types.
4558 (copy_body_r): Only add referenced variables if they are referenced
4559 from code, not types.
4561 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
4572 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
4573 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
4575 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
4578 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
4579 pointer for tiny stack.
4581 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4583 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
4585 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4587 * config/vx-common.h: Fix typo in comment.
4589 2008-01-28 Ian Lance Taylor <iant@google.com>
4593 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
4594 coalesce pointers if they have different DECL_NO_TBAA_P values.
4595 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
4596 between variables with different DECL_NO_TBAA_P values.
4598 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
4601 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
4602 are not legitimate small data references on SPE targets.
4604 2008-01-28 David Daney <ddaney@avtrex.com>
4606 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
4608 2008-01-28 David Daney <ddaney@avtrex.com>
4610 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
4612 2008-01-27 Joseph Myers <joseph@codesourcery.com>
4614 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
4615 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
4616 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
4617 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
4618 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4619 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
4620 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
4621 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
4623 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4625 * basic-block.h (condjump_equiv_p): Fix comment.
4627 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4629 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
4630 print_generic_stmt_indented): Fix comment.
4632 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4634 * configure.ac (__stack_chk_fail): Add detecion for availability
4635 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
4636 * configure: Regenerate.
4638 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
4641 * final.c (output_addr_const): Handle TRUNCATE.
4643 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
4646 * tree-ssa-loop-ivopts.c (comp_cost): New type.
4647 (zero_cost, infinite_cost): New constants.
4648 (struct cost_pair): Change type of cost to comp_cost.
4649 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
4650 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
4652 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
4653 split_address_cost, ptr_difference_cost, difference_cost,
4654 get_computation_cost_at, get_computation_cost,
4655 determine_use_iv_cost_generic, determine_use_iv_cost_address,
4656 determine_use_iv_cost_condition, determine_use_iv_costs,
4657 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
4658 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
4659 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
4660 Change type of cost to comp_cost.
4661 (determine_iv_cost): Increase cost of non-original ivs, instead
4662 of decreasing the cost of original ones.
4663 (get_address_cost): Indicate the complexity of the addressing mode
4665 (try_add_cand_for): Prefer using ivs not specific to some object.
4666 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
4668 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
4669 Janis Johnson <janis187@us.ibm.com>
4672 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
4673 (TARGET_INSTANTIATE_DECLS): Likewise.
4674 * target.h (expand_to_rtl_hook): New target hook.
4675 (instantiate_decls): Likewise.
4676 * function.c (instantiate_decl): Make non-static. Rename to...
4677 (instantiate_decl_rtl): ... this.
4678 (instantiate_expr): Use instantiate_decl_rtl.
4679 (instantiate_decls_1): Likewise.
4680 (instantiate_decls): Likewise.
4681 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4682 * function.h (instantiate_decl_rtl): Add prototype.
4683 * cfgexpand.c (target.h): New include.
4684 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4685 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4686 (TARGET_INSTANTIATE_DECLS): Likewise.
4687 (TARGET_INITIALIZER): New target hooks added.
4688 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4690 * config/rs6000/rs6000.c (tree-flow.h): New include.
4691 (machine_function): Add sdmode_stack_slot field.
4692 (rs6000_alloc_sdmode_stack_slot): New function.
4693 (rs6000_instantiate_decls): Likewise.
4694 (rs6000_secondary_memory_needed_rtx): Likewise.
4695 (rs6000_check_sdmode): Likewise.
4696 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4697 (TARGET_INSTANTIATE_DECLS): Likewise.
4698 (rs6000_hard_regno_mode_ok): Allow SDmode.
4699 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4700 (rs6000_emit_move): Handle SDmode.
4701 (function_arg_advance): Likewise.
4702 (function_arg): Likewise.
4703 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4704 SDmode var args for 32-bit compiles.
4705 (rs6000_secondary_reload_class): Handle SDmode.
4706 (rs6000_output_function_epilogue): Likewise.
4707 (rs6000_function_value): Simplify if statement.
4708 (rs6000_libcall_value): Likewise.
4709 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4710 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4711 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4712 (movsd_hardfloat): New define_insn.
4713 (movsd_softfloat): Likewise.
4714 (movsd_store): Likewise.
4715 (movsd_load): Likewise.
4716 (extendsddd2): Likewise.
4717 (extendsdtd2): Likewise.
4718 (truncddsd2): Likewise.
4719 (movdd_hardfloat64): Fixup comment.
4720 (UNSPEC_MOVSD_LOAD): New constant.
4721 (UNSPEC_MOVSD_STORE): Likewise.
4723 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4726 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4728 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4729 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4730 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
4733 2008-01-26 David Edelsohn <edelsohn@gnu.org>
4736 * config.gcc: Separate AIX 5.3 from AIX 6.1.
4737 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4738 __LONGDOUBLE128 too.
4739 * config/rs6000/aix61.h: New file.
4741 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4743 PR rtl-optimization/34959
4744 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
4745 popcount and parity rtxes the same mode as their operand.
4746 Truncate or extend the result to the return value's mode
4749 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4752 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
4753 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
4754 to GOT_VERSION_REGNUM.
4755 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
4756 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
4757 * config/mips/mips.c (mips_emit_call_insn): New function.
4758 (mips_call_tls_get_addr): Call mips_expand_call directly.
4759 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
4761 (mips16_build_call_stub): Likewise. Return the call insn or null.
4762 (mips_expand_call): Update the call to mips16_build_call_stub
4763 accordingly and a remove redundant condition. Assert that MIPS16
4764 stubs do not use lazy binding. Use mips_emit_call_insn and return
4766 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
4768 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
4769 (mips_avoid_hazard): Remove hazard_set handling.
4770 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
4771 (UNSPEC_RESTORE_GP): ...this.
4772 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
4773 (FAKE_CALL_REGNO): Rename to...
4774 (GOT_VERSION_REGNUM): ...this.
4775 (type): Add "ghost" value. Add an associated insn reservation.
4776 (hazard_set): Remove.
4777 (exception_receiver): Rename to...
4778 (restore_gp): ...this and update the unspec identifier accordingly.
4779 (exception_receiver, nonlocal_got_receiver): New expanders.
4780 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
4781 FAKE_CALL_REGNO. Remove hazard_set attribute.
4782 (set_got_version, update_got_version): New patterns.
4784 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
4787 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
4789 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4792 * doc/install.texi2html: Generate gcc-vers.texi.
4794 2008-01-25 DJ Delorie <dj@redhat.com>
4796 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4798 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4800 * config/c4x: Remove directory.
4801 * config.gcc (crx-*, mt-*): Mark obsolete.
4802 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
4803 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
4804 sh-*-rtemscoff*): Remove cases.
4805 * defaults.h (C4X_FLOAT_FORMAT): Remove.
4806 * real.c (encode_c4x_single, decode_c4x_single,
4807 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
4808 c4x_extended_format): Remove.
4809 * real.h (c4x_single_format, c4x_extended_format): Remove.
4810 * doc/extend.texi (interrupt, naked): Remove mention of attributes
4812 (Pragmas): Remove comment about c4x pragmas.
4813 * doc/install.texi (c4x): Remove target-specific instructions.
4814 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
4815 * doc/md.texi (Machine Constraints): Remove C4x documentation.
4816 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
4817 refer to C4x source files as examples.
4818 (C4X_FLOAT_FORMAT): Remove documentation.
4820 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
4822 * config/bfin/bfin.c (override_options): Reorder tests so that
4823 flag_pic gets enabled for -msep-data.
4825 2008-01-25 Richard Guenther <rguenther@suse.de>
4828 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
4829 to its bitfield precision if required.
4831 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4834 * tree-nested.c (walk_omp_for): New function.
4835 (convert_nonlocal_reference, convert_local_reference): Call
4836 walk_omp_for on OMP_FOR.
4837 (convert_call_expr): Call walk_body on OMP_FOR's
4838 OMP_FOR_PRE_INIT_BODY.
4840 2008-01-25 Richard Guenther <rguenther@suse.de>
4842 PR tree-optimization/34966
4843 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
4844 default defs and PHI_NODEs we have to insert after the
4847 2008-01-24 Nick Clifton <nickc@redhat.com>
4849 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
4850 Provide a default definition.
4851 (LIBGCC2_UNITS_PER_WORD): Likewise.
4853 * config/stormy16/stormy16.c: Include df.h for the prototype
4854 for df_regs_ever_live_p.
4855 (xstormy16_expand_builtin_va_start): Convert the stack offset
4856 into a component_ref and then use POINTER_PLUS_EXPR to add it
4857 to the incoming_virtual_args_rtx.
4858 (xstormy16_gimplify_va_arg_expr): Rename to
4859 xstormy16_gimplify_va_arg_expr.
4860 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
4861 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
4862 xstormy16_gimplify_va_arg_expr.
4863 Fix up some formatting issues.
4865 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
4866 Move to predicates.md.
4867 (xs_hi_general_operand): Likewise.
4868 (xs_hi_nonmemory_operand): Likewise.
4869 * config/stormy16/predicates.md:
4870 (xstormy16_carry_plus_operand): New predicate.
4871 (xs_hi_general_operand): New predicate.
4872 (xs_hi_nonmemory_operand): New predicate.
4873 * config/stormy16/stormy16-protos.h:
4874 (xstormy16_carry_plus_operand): Delete prototype.
4875 (xs_hi_general_operand): Likewise.
4876 (xs_hi_nonmemory_operand): Likewise.
4878 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
4879 modifiers as they are no longer needed and they can trigger
4880 reload spill failures.
4882 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
4883 with a match_operand in order to help reload.
4885 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
4886 constraint with 'e' for the 8th alternative as this version of
4887 the mov.w instruction only accepts the lower 8 registers.
4889 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
4892 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
4893 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
4896 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4899 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
4901 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4903 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
4905 (remove_structure): Update allocations list before removing structure.
4907 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4909 * ipa-struct-reorg.c (is_safe_cond_expr,
4910 create_new_stmts_for_cond_expr): Use integer_zerop function,
4911 that recognize not only zero-pointer, but zero-integer too.
4913 2008-01-25 Ben Elliston <bje@au.ibm.com>
4916 * fixproto: Escape "." in sed expression that strips leading "./".
4918 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
4921 * gcc.c (SWITCH_OK): Removed.
4922 (SWITCH_LIVE): Changed to bit.
4923 (SWITCH_FALSE): Likewise.
4924 (SWITCH_IGNORE): Likewise.
4925 (switchstr): Change live_cond to unsigned int.
4926 (process_command): Replace SWITCH_OK with 0.
4927 (do_self_spec): Likewise.
4928 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
4929 (give_switch): Likewise.
4930 (used_arg): Likewise.
4931 (do_spec_1): Set the SWITCH_IGNORE bit.
4932 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
4933 bits. Set the SWITCH_LIVE bit.
4935 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4937 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
4939 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
4941 PR tree-optimization/34472
4942 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
4943 parameter to a "bool *" and set *DATA to false if there is
4944 an unsafe access. Do not delete the structure here.
4945 (check_cond_exprs): Delete it here instead.
4946 (check_cond_exprs, exclude_cold_structs): Do not increase
4947 I when removing a structure.
4949 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
4952 * config/i386/i386.c (ix86_expand_vector_init): Consider only
4953 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
4955 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
4958 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
4959 a fixed vector for stack.
4961 2008-01-24 Ben Elliston <bje@au.ibm.com>
4964 * doc/gcc.texi (Software development): Add a direntry for g++.
4966 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
4968 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
4969 stale and straggling -fforce-addr comments above.
4971 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
4973 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
4974 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
4976 2008-01-23 Michael Matz <matz@suse.de>
4979 * dwarf2out.c (force_type_die): Use modified_type_die instead of
4982 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
4984 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
4987 2008-01-23 Anatoly Sokolov <aesok@post.ru>
4989 * config/avr/avr.c (avr_current_arch): New variable.
4990 (avr_arch_types): Add 'avr31' and 'avr51' entries.
4991 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
4992 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
4993 (avr_override_options): Init 'avr_current_arch'.
4994 (base_arch_s): Move from here...
4995 * config/avr/avr.h (base_arch_s): ... here. Add new members
4996 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
4997 'mega' to 'have_jmp_call'.
4998 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
4999 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
5001 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
5003 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5004 MULTILIB_MATCHES): (Ditto.).
5006 2008-01-23 Richard Guenther <rguenther@suse.de>
5009 * cgraphunit.c (cgraph_reset_node): Always mark the node
5010 not reachable if it is not queued already.
5012 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
5014 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
5015 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
5016 (cputype_selected): New static variable.
5017 (bfin_handle_option): Set it if -mcpu is used.
5018 (override_option): Select default set of workarounds if no cpu type
5019 selected on the command line.
5020 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
5022 From Michael Frysinger <michael.frysinger@analog.com>
5023 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
5024 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
5026 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
5027 for bf547, bf523, bf524, and bf526.
5028 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
5030 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5031 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
5032 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
5033 __ADSPBF547__ and __ADSPBF54x__ for bf547.
5034 * doc/invoke.texi (Blackfin Options): Document that
5035 -mcpu now accept bf547, bf523, bf524, and bf526.
5037 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
5039 PR rtl-optimization/34628
5040 * combine.c (try_combine): Stop and undo after the first combination
5041 if an autoincrement side-effect on the first insn has effectively
5044 2008-01-22 David Edelsohn <edelsohn@gnu.org>
5047 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5048 Offset addresses are not valid for Altivec or paired float modes.
5050 2008-01-22 Jakub Jelinek <jakub@redhat.com>
5053 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
5054 if DECL_INITIAL (decl) is error_mark_node.
5057 * c-common.c (handle_vector_size_attribute): Only allow
5058 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5059 the same way as pointer, array etc. types.
5060 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5063 * tree.c (build_type_attribute_qual_variant): Call
5064 build_qualified_type if attributes are equal, but quals are not.
5066 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5069 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5070 * flags.h (warn_strict_aliasing): Remove.
5071 (warn_strict_overflow): Remove.
5072 * opts.c (warn_strict_aliasing): Remove.
5073 (warn_strict_overflow): Remove.
5074 * c-opts.c (c_common_handle_option): -Wall only sets
5075 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5076 (c_common_post_options): Give default values to -Wstrict-aliasing
5077 and -Wstrict-overflow if they are uninitialized.
5078 * common.opt (Wstrict-aliasing): Specify Var and Init.
5079 (Wstrict-overflow): Likewise.
5081 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5083 PR rtl-optimization/26854
5084 PR rtl-optimization/34400
5085 PR rtl-optimization/34884
5086 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5088 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5089 (df_rd_bb_info.expanded_lr_out): Deleted
5090 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5091 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5092 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5093 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5094 Removed code to allocate, initialize or free expanded_lr_out.
5095 (df_rd_bb_local_compute_process_def): Restructured to make more
5097 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5098 sets if the sets are being trimmed.
5100 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5103 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5104 (as_vers): Likewise.
5105 * configure: Regenerated.
5107 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5110 * tree-pass.h (pass_build_alias): New pass.
5111 * tree-ssa-alias.c (gate_build_alias): New.
5112 (pass_build_alias): New.
5113 * passes.c (init_optimization_passes): Add pass_build_alias after
5114 pass_create_structure_vars.
5116 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5118 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5119 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5120 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5121 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5122 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5123 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5124 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5125 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5126 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5127 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5128 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5129 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5130 * config/s390/s390.md (FP_ALL): New mode iterator.
5131 (_d): New mode attribute.
5132 ("*signbit<mode>2>"): Changed mode of first operand.
5133 ("isinf<mode>2"): Changed mode of first operand.
5134 ("*TDC_insn"): Adaptation for DFP modes.
5136 2008-01-22 Ben Elliston <bje@au.ibm.com>
5138 * tree.c (check_qualified_type): Improve function description.
5140 2008-01-21 Jason Merrill <jason@redhat.com>
5143 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5144 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5147 2008-01-21 DJ Delorie <dj@redhat.com>
5149 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5152 2008-01-21 Richard Guenther <rguenther@suse.de>
5155 * tree-cfg.c (verify_expr): Allow all invariant expressions
5156 instead of just constant class ones as reference argument.
5157 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5158 like any other constant.
5159 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5161 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5163 * regmove.c (fixup_match_1): Update call crossed frequencies.
5165 2008-01-21 Richard Guenther <rguenther@suse.de>
5168 * tree-inline.c (setup_one_parameter): Deal with mismatched
5169 types using a VIEW_CONVERT_EXPR.
5171 2008-01-21 Alon Dayan <alond@il.ibm.com>
5172 Olga Golovanevsky <olga@il.ibm.com>
5174 PR tree-optimization/34701
5175 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5176 when the structure size is not a power of 2.
5178 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5180 * doc/install.texi: Add doc for --enable-checking=df.
5182 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5184 PR rtl-optimization/34808
5185 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5187 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5189 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5192 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5194 PR rtl-optimization/26854
5195 PR rtl-optimization/34400
5196 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5198 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5199 (df_rd_bb_info.expanded_lr_out): New.
5200 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5201 * loop_iv.c (iv_analysis_loop_init): Ditto.
5202 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5203 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5204 Added code to allocate, initialize or free expanded_lr_out.
5205 (df_rd_bb_local_compute_process_def): Restructured to make
5206 more understandable.
5207 (df_rd_confluence_n): Add code to do nothing with fake edges and
5208 code to no apply invalidate_by_call sets if the sets are being trimmed.
5209 (df_lr_local_finalize): Renamed to df_lr_finalize.
5210 (df_live_local_finalize): Renamed to df_live_finalize.
5212 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5215 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5216 deciding whether to use reciprocal instructions.
5218 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5220 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5221 dwarf2out_note_section_used if cold_text_section is NULL.
5223 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5225 PR gcov-profile/34610
5226 * tree-cfg.c (make_edges): Mark both outgoing edges from
5227 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5228 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5229 from OMP_FOR and OMP_CONTINUE outgoing edges.
5231 * tree-profile.c (tree_profiling): Return early if
5232 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5234 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5235 from cfun to child_cfun.
5236 * function.h (struct function): Add after_tree_profile bit.
5238 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5240 * config/avr/avr.S (_exit): Disable interrupt.
5242 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5243 Steven Bosscher <stevenb.gcc@gmail.com>
5245 PR rtl-optimization/26854
5246 PR rtl-optimization/34400
5247 * df-problems.c (df_live_scratch): New scratch bitmap.
5248 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5249 (df_live_reset): Clear the proper bitmaps.
5250 (df_live_bb_local_compute): Only process the artificial defs once
5251 since the order is not important.
5252 (df_live_init): Init the df_live sets only with the variables
5253 found live by df_lr.
5254 (df_live_transfer_function): Use the df_lr sets to prune the
5255 df_live sets as they are being computed.
5256 (df_live_free): Free df_live_scratch.
5258 2008-01-18 Ian Lance Taylor <iant@google.com>
5260 * common.opt: Add fmerge-debug-strings.
5261 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5262 flag_merge_debug_strings rather than flag_merge_constants.
5263 * doc/invoke.texi (Option Summary): Mention
5264 -fmerge-debug-strings.
5265 (Debugging Options): Document -fmerge-debug-strings.
5267 2008-01-18 Ian Lance Taylor <iant@google.com>
5270 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5271 (struct tree_function_decl): Add new field operator_new_flag.
5272 * tree-inline.c (expand_call_inline): When inlining a call to
5273 operator new, force the return value to go into a variable, and
5274 set DECL_NO_TBAA_P on that variable.
5275 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5277 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5280 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5281 DWARF2_DEBUGGING_INFO.
5282 (dwarf2out_note_section_used): Ditto. Add prototype.
5283 (have_multiple_function_sections, text_section_used,
5284 cold_text_section_used, *cold_text_sections): Move declarations
5287 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5289 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5290 field and add signal_ra.
5291 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5292 assignments to frame state pc. Move end of stack check after
5293 MD_FALLBACK_FRAME_STATE_FOR.
5294 (uw_update_context_1): Use frame state signal_regs if set, instead
5295 of checking signal_frame flag.
5296 (uw_update_context): Use frame state signal_ra if set.
5297 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5298 * config/xtensa/linux-unwind.h: New file.
5300 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5302 * modulo-sched.c (get_sched_window): Fix comment typo.
5304 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5306 PR tree-optimization/34648
5307 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5309 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5311 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5312 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5314 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5316 PR rtl-optimization/34400
5317 * df-core.c (df_worklist_dataflow_overeager,
5318 df_worklist_dataflow_doublequeue): New functions.
5319 (df_worklist_dataflow): Two different worklist solvers.
5320 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5323 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5326 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5327 and ftree-parallelize-loops.
5329 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5331 PR rtl-optimization/34826
5332 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5334 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5336 * global.c (find_reg): Mark the eh regs as used if necessary.
5337 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5338 * ra.h (struct allocno): no_eh_reg field added. Changed
5339 no_stack_reg type to bitfield.
5341 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5343 * tree.c (substitute_in_expr): Add missing 'break'.
5345 2008-01-17 Richard Guenther <rguenther@suse.de>
5347 PR tree-optimization/34825
5348 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5349 x / x as division to handle.
5351 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5353 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5354 "-pthread" is specified.
5355 * pa-hpux11.h (LIB_SPEC): Likewise.
5357 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5358 Peter Bergner <bergner@vnet.ibm.com>
5360 PR rtl-optimization/33796
5361 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5363 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5365 PR libgfortran/34699
5366 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5368 * pa-hpux10.h (LINK_SPEC): Likewise.
5369 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5371 2008-01-16 Richard Guenther <rguenther@suse.de>
5374 * fold-const.c (fold_convert_const_int_from_int): Do not
5375 set overflow if that occured only because of a sign extension
5376 change when converting from/to a sizetype with the same
5377 precision and signedness.
5379 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5382 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5383 location address to the correct place. Update copyright year.
5385 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5387 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5388 no dependences in the dependence_relations vector.
5390 2008-01-16 Jan Hubicka <jh@suse.cz>
5392 PR rtl-optimization/31396
5393 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5394 * cfg.c (dump_reg_info): Print it.
5395 * regs.h (struct reg_info_t): add freq_calls_crossed.
5396 (REG_FREQ_CALLS_CROSSED): New macro.
5397 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5398 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5399 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5400 regmove_optimize): Update call crossed frequencies.
5401 * local-alloc.c (struct qty): Add freq_calls_crossed.
5402 (alloc_qty): Copute freq_calls_crossed.
5403 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5404 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5405 * ra.h (struct allocno): Add freq_calls_crossed.
5407 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5409 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5410 libgomp when compiling with ftree-parallelize-loops.
5411 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5413 2008-01-16 Richard Guenther <rguenther@suse.de>
5415 PR tree-optimization/34769
5416 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5417 * tree.c (int_cst_value): Instead make this function more
5418 permissive in what it accepts as valid input. Document this
5419 function always sign-extends the value.
5421 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5422 Richard Guenther <rguenther@suse.de>
5425 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5426 (gimple_fold_indirect_ref_rhs): ... this.
5427 (gimple_fold_indirect_ref): New function with foldings
5428 that preserve lvalueness.
5429 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5430 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5431 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5432 to fold an INDIRECT_REF, fall back to the old use of
5433 fold_indirect_ref_1.
5435 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5437 * tree-data-ref.c (subscript_dependence_tester_1): Call
5438 free_conflict_function.
5439 (compute_self_dependence): Same.
5441 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5444 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5445 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5447 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5448 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5449 for DWARF2_UNWIND_INFO targets.
5451 2008-01-16 Richard Guenther <rguenther@suse.de>
5454 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5455 type qualifiers for function types.
5457 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5459 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5460 loop_iterator li from previous commit.
5462 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5464 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5466 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5468 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5469 (parallelize_loops): Don't parallelize irreducible components.
5471 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5474 * c-opts (c_common_post_options): Do not enable CPP
5475 flag_pedantic_errors by default.
5477 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5479 PR rtl-optimization/31944
5480 * cse.c (remove_pseudo_from_table): New function.
5481 (merge_equiv_classes): Use above function to remove pseudo-registers.
5482 (invalidate): Likewise.
5484 2008-01-13 Richard Guenther <rguenther@suse.de>
5487 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5488 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5490 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5492 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5493 validate_change to unshare the source of the PC set.
5495 2008-01-12 Jan Hubicka <jh@suse.cz>
5498 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5499 references above array bounds. This might trigger bounds checks for
5502 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5504 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5505 new_replaceable_dependencies.
5507 2008-01-12 Doug Kwan <dougkwan@google.com>
5509 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5510 instead of OPT_Wreturn_type in warning due to ignored return type
5512 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5513 options included in -Wextra.
5514 * c.opt: New option -Wignored_qualifiers.
5515 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5516 -Wignore_qualifiers.
5517 (-Wignored-qualifiers): Document.
5518 (-Wreturn-type): Remove description of functionality now handled
5519 by -Wignored-qualifiers.
5521 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5524 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5525 NOP_EXPR if it is between integral types with the same precision.
5527 2008-01-12 Jan Hubicka <jh@suse.cz>
5530 * invoke.texi (max-inline-recursive-depth): Fix default value.
5532 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5534 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
5537 2008-01-11 Bob Wilson <bob.wilson@acm.org>
5539 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
5541 2008-01-11 James E. Wilson <wilson@specifix.com>
5544 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
5546 2008-01-11 Anatoly Sokolov <aesok@post.ru>
5548 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
5549 save/restore frame pointer register and don't use 'call-prologues'
5550 optimization in function with "OS_task" attribute.
5552 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
5555 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
5556 when copying to memory.
5558 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
5560 PR rtl-optimization/30905
5561 * cfgcleanup.c: Include dce.h
5562 (crossjumps_occured): New global variable.
5563 (try_crossjump_bb): Exit loop after finding a fallthru edge.
5564 If something changed, set crossjumps_occured to true.
5565 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
5566 Don't add/remove fake edges to exit here...
5567 (cleanup_cfg): ...but do it here, when crossjumping.
5568 Run a fast DCE when successful crossjumps occured in the latest
5569 iteration of try_optimize_cfg.
5571 2008-01-11 Richard Guenther <rguenther@suse.de>
5573 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
5574 (struct vn_unary_op_s): Likewise.
5575 (vn_reference_insert): Free old reference on hash collision.
5577 2008-01-10 Raksit Ashok <raksit@google.com>
5579 PR rtl-optimization/27971
5580 * combine.c (find_split_point): Split PLUS expressions which are
5581 inside a MEM rtx, and whose first operand is complex.
5583 2008-01-10 DJ Delorie <dj@redhat.com>
5585 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
5586 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
5587 (m32c_hard_regno_ok): Call the underlying function.
5589 2008-01-10 Richard Guenther <rguenther@suse.de>
5592 * tree-cfg.c (tree_merge_blocks): Do not go through the
5593 full-blown folding and stmt updating path if we just deal
5594 with virtual operands.
5595 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
5596 test for abnormal SSA_NAMEs.
5598 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
5601 * reload.c (push_reload): Add assertions. All constants from
5602 reg_equiv_constant should have been used for replacing the respective
5604 (find_reloads_address): Invoke find_reloads_address_part for
5605 constant taken from the reg_equiv_constant array.
5607 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
5609 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
5610 field (valnum) the first in the struct. Replace bools with
5613 2008-01-10 Richard Guenther <rguenther@suse.de>
5615 PR tree-optimization/34651
5616 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
5617 types and ordering for masking and converting.
5619 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
5621 PR tree-optimization/34017
5622 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
5623 also for PHI_NODE expressions.
5625 2008-01-09 Jan Hubicka <jh@suse.cz>
5627 PR tree-optimization/34708
5628 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
5629 based on number of case labels.
5630 (init_inline_once): Remove switch_cost.
5631 * tree-inline.h (eni_weights_d): Remove switch_cost.
5633 2008-01-09 Richard Guenther <rguenther@suse.de>
5634 Andrew Pinski <andrew_pinski@playstation.sony.com>
5637 * gimplify.c (gimplify_cond_expr): Do not create an addressable
5638 temporary if an rvalue is ok or an lvalue is not required.
5640 2008-01-09 Richard Guenther <rguenther@suse.de>
5643 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
5646 2008-01-09 Richard Guenther <rguenther@suse.de>
5649 * tree.c (host_integerp): Check for sizetype only if the
5650 type is an integer type.
5652 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
5655 * opts.c (decode_options): Disable inlining of functions called
5656 once if not in unit-at-a-time mode.
5658 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
5660 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
5662 2008-01-08 Richard Guenther <rguenther@suse.de>
5665 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
5666 out early if the result will be unused.
5668 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5673 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5674 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5677 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
5679 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5680 for vectorization tuned.
5682 2008-01-08 Richard Guenther <rguenther@suse.de>
5684 PR tree-optimization/34683
5685 * tree-ssa-operands.c (operand_build_cmp): Export.
5686 * tree-ssa-operands.h (operand_build_cmp): Declare.
5687 * tree-vn.c (vuses_compare): Remove.
5688 (sort_vuses): Use operand_build_cmp.
5689 (sort_vuses_heap): Likewise.
5690 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5691 to re-use old VEC if available. Do not sort already sorted VUSEs.
5692 (vdefs_to_vec): Do not sort already sorted VDEFs.
5694 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5697 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5699 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5702 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5703 limitations of reciprocal sequences on x86 targets.
5705 2008-01-08 Richard Guenther <rguenther@suse.de>
5707 PR tree-optimization/34683
5708 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5710 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5713 * config/darwin.c (darwin_mergeable_string_section): Don't use
5714 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5716 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5719 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5720 negxf2. Macroize expander using X87MODEF mode iterator. Change
5721 predicates of op0 and op1 to register_operand.
5722 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5723 expander using X87MODEF mode iterator. Change predicates of
5724 op0 and op1 to register_operand.
5725 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5726 corresponding patterns and macroize using MODEF macro. Change
5727 predicates of op0 and op1 to register_operand and remove
5728 "m" constraint. Disparage "r" alternative with "!".
5729 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5730 macroize using X87MODEF macro. Change predicates of op0 and op1
5731 to register_operand and remove "m" constraint. Disparage "r"
5732 alternative with "!".
5733 (absneg splitter with memory operands): Remove.
5734 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
5735 patterns and macroize using X87MODEF mode iterator.
5736 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
5737 Change predicate of op1 to register_operand.
5738 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
5739 for memory operands.
5741 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
5743 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
5745 2008-01-07 Richard Guenther <rguenther@suse.de>
5747 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
5750 2008-01-07 Richard Guenther <rguenther@suse.de>
5752 PR tree-optimization/34683
5753 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5754 VOPs of the needed size to save memory. Use VEC_quick_push
5755 to save compile-time.
5756 (vdefs_to_vec): Likewise.
5758 2008-01-07 Sa Liu <saliu@de.ibm.com>
5760 * config/spu/spu.md (divdf3): Genetate inline code for double
5761 division. The implementation doesn't handle INF or NAN, therefore it
5762 only applies when -ffinite-math-only is given.
5764 2008-01-06 Paolo Carlini <pcarlini@suse.de>
5767 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
5768 * doc/cpp.texi ([Common Predefined Macros]): Document.
5770 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
5772 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
5773 order to use commutative addition instead of subtraction.
5775 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5776 Mircea Namolaru <namolaru@il.ibm.com>
5777 Vladimir Yanovsky <yanov@il.ibm.com>
5778 Revital Eres <eres@il.ibm.com>
5780 PR tree-optimization/34263
5781 * tree-outof-ssa.c (process_single_block_loop_latch,
5782 contains_tree_r): New functions.
5783 (analyze_edges_for_bb): Call process_single_block_loop_latch
5784 function to empty single-basic-block latch block if possible.
5786 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5788 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5790 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
5792 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5794 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
5796 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5798 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
5800 2008-01-05 Jakub Jelinek <jakub@redhat.com>
5802 PR tree-optimization/34618
5803 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
5806 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5809 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
5810 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
5811 Update copyright year.
5813 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
5814 Update copyright year.
5815 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
5818 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
5820 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
5821 edge does not point to current bb before changing need_assert.
5823 2008-01-04 Richard Guenther <rguenther@suse.de>
5826 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
5827 for verifying purposes if they are is_gimple_min_invariant.
5829 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
5831 PR tree-optimization/34448
5832 PR tree-optimization/34465
5833 * gimplify.c (gimplify_init_constructor): Add new parameter
5834 notify_temp_creation. Use it.
5835 (gimplify_modify_expr_rhs): Take volatiles into account when
5836 optimizing constructors.
5837 Do not optimize constructors if gimplify_init_constructor will dump to
5839 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
5840 * gcc.c-torture/compile/pr34448.c: New.
5842 2008-01-04 Jakub Jelinek <jakub@redhat.com>
5844 PR gcov-profile/34609
5845 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
5846 return_slot if result is TREE_ADDRESSABLE.
5848 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
5850 * config/mips/mips.md (sqrt_condition): Tweak comment.
5851 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
5853 2008-01-03 Tom Tromey <tromey@redhat.com>
5856 * c-common.c (c_type_hash): Handle VLAs.
5858 2008-01-03 Jan Hubicka <jh@suse.cz>
5860 PR tree-optimization/31081
5861 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
5862 0 when inlining and not inlining to first basic block.
5863 (remap_decl): When var is initialized to 0, don't set default_def.
5864 (expand_call_inline): Set entry_bb.
5865 * tree-inline.h (copy_body_data): Add entry_bb.
5867 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5870 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
5873 PR tree-optimization/29484
5874 * tree-inline.c (inline_forbidden_p_2): New function.
5875 (inline_forbidden_p): Disallow inlining if some static var
5876 has an address of a local LABEL_DECL in its initializer.
5877 * doc/extend.texi (Labels as Values): Document &&foo behaviour
5880 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
5882 PR tree-optimization/34635
5883 * tree-data-ref.c (add_other_self_distances): Make sure that the
5884 evolution step is constant.
5886 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5889 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
5891 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
5893 * tree-sra.c (scalarize_init): Insert the generate_element_init
5894 statements after the generate_element_zero statements.
5896 2008-01-02 Richard Guenther <rguenther@suse.de>
5900 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
5901 for very large number of operands instead of ICEing.
5903 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
5906 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
5907 while stack probing.
5909 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
5911 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
5914 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
5917 * tree-mudflap.c (mx_register_decls): Guard warning by
5918 !DECL_ARTIFICIAL check.
5920 2008-01-01 Jakub Jelinek <jakub@redhat.com>
5922 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
5923 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
5924 sse5_perm<mode>): Fix constraints.