1 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3 Removal of Return with Depressed Stack Pointer support
4 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
5 (ECF_SP_DEPRESSED): Likewise.
6 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
7 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
8 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
9 (expand_call): Do not test ECF_SP_DEPRESSED.
10 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
11 * function.c (keep_stack_depressed): Delete.
12 (handle_epilogue_set): Likewise.
13 (update_epilogue_consts): Likewise.
14 (emit_equiv_load): Likewise.
15 (thread_prologue_and_epilogue_insns): Remove support for Return with
16 Depressed Stack Pointer.
17 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19 2008-04-06 Richard Guenther <rguenther@suse.de>
21 PR tree-optimization/35400
22 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
23 information from SSA_NAMEs.
25 2008-04-06 Anatoly Sokolov <aesok@post.ru>
27 * config/avr/avr.h (avr_mega_p): Remove declaration.
28 (AVR_MEGA): Remove macro.
29 * config/avr/avr.c (avr_mega_p): Remove variable.
30 (avr_override_options): Remove inicializion of avr_mega_p.
31 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
32 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
33 (avr_jump_mode): (Ditto.).
34 (avr_output_progmem_section_asm_op): (Ditto.).
35 (avr_asm_init_sections): (Ditto.).
36 (avr_asm_init_sections): (Ditto.).
37 (avr_rtx_costs): (Ditto.).
38 * config/avr/avr.md: (Ditto.).
39 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
42 2008-04-06 Richard Guenther <rguenther@suse.de>
44 PR tree-optimization/35842
45 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
46 is_gimple_invariant_address.
48 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
50 * gcc.c (default_compilers): Sync Fortran extensions list with
51 that in fortran/lang-specs.h.
52 * doc/invoke.texi: Likewise.
53 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
54 * dwarf2out.c (gen_compile_unit_die): Likewise.
56 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
58 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
60 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
63 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
64 attribute is used for nested functions.
66 2008-04-05 Jan Hubicka <jh@suse.cz>
68 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
70 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
73 (enable_rtl_dump_file): Do not accept letter argument.
74 * tree-pass.h (dump_file_info): Remove letter argument.
75 * toplev.c (decode_d_option): Update -da handling.
76 * toplev.h (enable_rtl_dump_file): Update prototype.
77 * passes.c (register_one_dump_file): Do not accept IPA argument; work
78 it out based on pass type.
79 (register_dump_files_1): Likewise.
80 (init_optimization_passes): Update register_one_dump_file calls.
81 (execute_one_pass): Sanity check that IPA passes are called at IPA
82 level and RTL passes at RTL level.
83 (execute_pass_list): IPA pass can not be after or subpass of
85 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
86 disallov RTL subpasses of IPA subpasses.
88 2008-04-05 Ben Elliston <bje@au.ibm.com>
90 * tree-cfg.c (need_fake_edge_p): Return false for calls to
91 builtins that return exactly once and do not throw. Cache call to
94 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
96 PR rtl-optimization/34916
98 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
99 between instruction pairs.
101 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
103 * doc/invoke.texi: Document -mbitops for SH.
104 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
105 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
106 * config/sh/sh.c (print_operand): Add %t operand code.
107 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
108 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
109 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
110 (extendqihi2): Likewise.
112 (insv): Use bset, bclr and bst instructions for SH2A if possible.
113 (extv): Use bld instruction for SH2A if possible.
115 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
116 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
117 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
118 (bset.b, bclr.b): Define peepholes.
119 * config/sh/sh.opt (mbitops): New option.
121 2008-04-04 Janis Johnson <janis187@us.ibm.com>
124 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
125 and view convert expression.
127 2008-04-04 Jakub Jelinek <jakub@redhat.com>
130 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
132 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
134 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
136 * config/i386/cpuid.h (bit_AES): New.
137 (bit_PCLMUL): Likewise.
139 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
140 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
141 SSE2 if AES or PCLMUL is enabled.
142 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
143 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
144 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
145 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
146 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
147 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
148 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
149 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
150 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
151 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
152 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
153 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
154 __builtin_ia32_aeskeygenassist128 and
155 __builtin_ia32_pclmulqdq128.
156 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
157 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
158 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
160 * config/i386/i386.h (TARGET_AES): New.
161 (TARGET_PCLMUL): Likewise.
162 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
164 * config/i386/i386.md (UNSPEC_AESENC): New.
165 (UNSPEC_AESENCLAST): Likewise.
166 (UNSPEC_AESDEC): Likewise.
167 (UNSPEC_AESDECLAST): Likewise.
168 (UNSPEC_AESIMC): Likewise.
169 (UNSPEC_AESKEYGENASSIST): Likewise.
170 (UNSPEC_PCLMUL): Likewise.
172 * config/i386/i386.opt (maes): New.
175 * config/i386/sse.md (aesenc): New pattern.
176 (aesenclast): Likewise.
178 (aesdeclast): Likewise.
180 (aeskeygenassist): Likewise.
181 (pclmulqdq): Likewise.
183 * config/i386/wmmintrin.h: New.
185 * doc/extend.texi: Document AES and PCLMUL built-in function.
187 * doc/invoke.texi: Document -maes and -mpclmul.
189 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
191 * function.c (free_after_parsing): Replace with
192 cxx_push_function_context from C++ front-end.
193 (allocate_struct_function): Don't call langhook.
194 * langhooks.h (struct lang_hooks_for_functions): Delete.
195 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
197 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
198 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
199 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
200 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
201 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
202 remove LANG_HOOKS_FUNCTION_INITIALIZER.
203 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
205 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
206 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
208 2008-04-04 Jakub Jelinek <jakub@redhat.com>
211 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
214 2008-04-04 Richard Guenther <rguenther@suse.de>
217 * fold-const.c (optimize_minmax_comparison): Use the correct
218 type for the constant in the simplified comparison.
220 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
222 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
223 Pass L2 size as "--param l2-cache-size" to the compiler.
224 (decode_l2_cache): New function to decode L2 cache parameters using
225 0x8000006 extended cpuid function.
226 (detect_caches_amd): Determine parameters of L2 cache using
227 decode_l2_caches function.
228 (decode_caches_intel): Decode L2 cache parameters.
229 (detect_caches_intel): Determine L2 cache parameters using
230 decode_caches_intel and decode_l2_caches functions.
232 2008-04-03 Bob Wilson <bob.wilson@acm.org>
234 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
235 secondary input reload for subword loads from the constant pool.
237 2008-04-03 Janis Johnson <janis187@us.ibm.com>
240 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
241 constants of the appropriate size for runtime calculations.
244 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
245 decimal-float literal constant zero.
247 2008-04-03 Jakub Jelinek <jakub@redhat.com>
250 * c-parser.c (c_parser_omp_atomic): Call
251 default_function_array_conversion on the RHS.
254 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
255 call is_variable_sized if decl has incomplete type.
257 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
259 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
261 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
263 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
265 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and
267 (sgt<u>): Merge sgt and sgtu into new expander.
268 (sgt, sgtu): Remove expanders.
269 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new
271 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
272 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
273 *sgtu_<mode>_mips16 into new pattern.
274 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
275 (sge<u>): Merge sge and sgeu into new expander.
276 (sge, sgeu): Remove expanders.
277 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
279 (*sge_<mode>, second *sge_<mode>): Remove patterns.
280 (slt<u>): Merge slt and sltu into new expander.
281 (slt, sltu): Remove expanders.
282 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new
284 (*slt_<mode>, *sltu_<mode>): Remove patterns.
285 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
286 *sltu_<mode>_mips16 into new pattern.
287 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
288 (sle<u>): Merge sle and sleu into new expander.
289 (sle, sleu): Remove expanders.
290 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new
292 (*sle_<mode>, *sleu_<mode>): Remove patterns.
293 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
294 *sleu_<mode>_mips16 into new pattern.
295 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
297 2008-04-03 Jan Hubicka <jh@suse.cz>
299 PR tree-optimization/35795
300 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
301 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
302 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
303 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
304 * score/score3.c (score3_output_mi_thunk): Likewise.
305 * score/score7.c (score7_output_mi_thunk): Likewise.
306 * mips/mips.c (mips_output_mi_thunk): Likewise.
308 2008-04-03 Richard Guenther <rguenther@suse.de>
310 * tree-vrp.c (extract_range_from_unary_expr): Handle all
311 conversions. Simplify code.
313 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
315 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
317 2008-04-03 Tom Tromey <tromey@redhat.com>
318 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
320 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
321 * config/bfin/t-bfin-linux (generated_files): Add
322 linux-sysroot-suffix.h.
323 * doc/install.texi (Prerequisites): Require make 3.80.
324 * doc/sourcebuild.texi (Front End Directory): Document new
326 * Makefile.in (generated_files): New variable.
327 (ALL_HOST_OBJS): New variable.
328 ($(ALL_HOST_OBJS)): New target.
330 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
332 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
333 (remap_block): Call id->transform_lang_insert_block instead
335 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
336 Set id.transform_lang_insert_block to NULL.
337 (clone_body): Move to cp/optimize.c
338 * tree-inline.h (struct copy_body_data): Change
339 transform_lang_insert_block to function pointer.
340 (copy_generic_body, copy_decl_no_change): Export.
341 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
342 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
343 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
345 * c-tree.h (insert_block): Kill.
346 * c-decl.c (insert_block): Kill.
348 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
350 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
351 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
352 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
354 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
355 argument, call {push,pop}_function_context from here.
356 * c-parser.c: Use c_{push,pop}_function_context.
358 * function.c (push_function_context_to): Move meat ...
359 (push_function_context): ... here. Simplify.
360 * function.c (pop_function_context_from): Move meat ...
361 (pop_function_context): ... here. Simplify.
362 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
364 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
365 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
366 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
367 * tree.h (push_function_context_to, pop_function_context_from): Remove.
369 2008-04-03 Ben Elliston <bje@au.ibm.com>
371 * expmed.c (extract_force_align_mem_bit_field): Remove.
373 2008-04-03 Richard Guenther <rguenther@suse.de>
376 * expr.h (try_casesi): Adjust prototype.
377 * expr.c (try_casesi): Take fallback label as extra parameter.
378 Use that for gen_casesi if default_label is NULL.
379 * stmt.c (expand_case): Pass fallback label to try_casesi,
380 make sure to fill gaps with a fallback label if default_label
383 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
386 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
388 2008-04-03 Ben Elliston <bje@au.ibm.com>
390 * expmed.c (extract_split_bit_field): Remove if (0) code.
391 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
392 (do_ds_constraint): Likewise.
394 2008-04-02 Joseph Myers <joseph@codesourcery.com>
396 * doc/cppopts.texi (-dU): Document.
397 * c-common.h (flag_dump_macros): Update comment.
398 * c-opts.c (handle_OPT_d): Handle -dU.
399 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
400 dump_queued_macros, cb_used_define, cb_used_undef): New.
401 (init_pp_output): Handle -dU.
402 (cb_line_change): Call dump_queued_macros.
403 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
405 2008-04-02 Anatoly Sokolov <aesok@post.ru>
407 * config/avr/predicates.md (io_address_operand): New predicate.
408 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
409 * config/avr/avr.c (avr_io_address_p): Remove function.
410 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
411 'avr_io_address_p' function.
412 (out_movhi_r_mr): (Ditto.).
413 (out_movqi_mr_r): (Ditto.).
414 (out_movhi_mr_r): (Ditto.).
415 (avr_address_cost): (Ditto.).
417 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
419 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
420 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
421 in 32bit mode when XMM registers are available to avoid store
423 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
424 corresponding post-reload splitters.
426 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
428 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
429 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
430 __builtin_ia32_roundss.
431 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
432 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
433 __builtin_ia32_roundss.
434 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
435 IX86_BUILTIN_SHUFPD here.
437 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
439 * config/i386/i386.md (plogic): New.
440 (plogicprefix): Likewise.
442 * config/i386/mmx.md (mmx_<code><mode>3): New.
443 (mmx_and<mode>3): Removed.
444 (mmx_ior<mode>3): Likewise.
445 (mmx_xor<mode>3): Likewise.
447 * config/i386/sse.md (<code><mode>3): New.
448 (*<code><mode>3): Likewise.
449 (*<code><mode>3): Likewise.
450 (<code><mode>3): Likewise.
451 (*sse_<code><mode>3): Likewise.
452 (*sse2_<code><mode>3): Likewise.
453 (<code>tf3): Likewise.
454 (*<code>tf3): Likewise.
455 (and<mode>3): Likewise.
456 (*and<mode>3): Likewise.
457 (ior<mode>3): Removed.
458 (*ior<mode>3): Likewise.
459 (xor<mode>3): Likewise.
460 (*xor<mode>3): Likewise.
461 (*and<mode>3): Likewise.
462 (*ior<mode>3): Likewise.
463 (*xor<mode>3): Likewise.
464 (and<mode>3): Likewise.
465 (*sse_and<mode>3): Likewise.
466 (*sse2_and<mode>3): Likewise.
469 (ior<mode>3): Likewise.
470 (*sse_ior<mode>3): Likewise.
471 (*sse2_ior<mode>3): Likewise.
474 (xor<mode>3): Likewise.
475 (*sse_xor<mode>3): Likewise.
476 (*sse2_xor<mode>3): Likewise.
480 2008-04-02 Richard Guenther <rguenther@suse.de>
482 PR tree-optimization/14495
483 PR tree-optimization/34793
484 * tree-vrp.c (struct switch_update): New structure.
485 (to_remove_edges, to_update_switch_stmts): New VECs.
486 (simplify_switch_using_ranges): New function. Remove not taken
487 case labels and edges.
488 (simplify_stmt_using_ranges): Call it.
489 (identify_jump_threads): Mark edges we have queued for removal
490 so we don't thread them.
491 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
493 * tree-cfg.c (group_case_labels): Deal with missing default label.
494 (tree_verify_flow_info): Allow missing default label.
495 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
496 (emit_case_nodes): Likewise.
497 (expand_case): Do not rely on the default label to be present.
498 * expr.c (try_casesi): Deal with NULL default_label.
499 (do_tablejump): Likewise.
501 2008-04-02 Richard Guenther <rguenther@suse.de>
503 PR tree-optimization/14495
504 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
506 (vrp_visit_switch_stmt): ... but here (new function).
507 (find_case_label_index): New helper function.
508 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
510 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
512 * fwprop.c: Fix ISO-C99ism.
514 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
517 * Makefile.in (objdir): Set it here.
518 * configure.ac: Not here. Find dynamic linker characteristics.
519 * exec-tool.in: Use them.
520 * aclocal.m4: Regenerate.
521 * configure: Regenerate.
523 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
525 * expr.c (expand_var): Delete it.
526 * expr.h (expand_var): Delete prototype.
527 * function.c (expand_function_start): Use expand_decl instead.
528 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
531 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
533 PR rtl-optimization/35542
534 * fwprop.c (forward_propagate_and_simplify): Replace
535 loc_reg_mentioned_in_p with reg_mentioned_p.
537 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
539 PR rtl-optimization/35281
540 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
541 (propagate_rtx_1): Handle PR_HANDLE_MEM.
542 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
543 (varying_mem_p): Move above propagate_rtx.
544 (all_uses_available_at): Do not check MEMs.
546 2008-04-02 Rafael Espindola <espindola@google.com>
548 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
549 (register_edge_assert_for_2): Split the cond argument.
550 (register_edge_assert_for_1): Adjust for the change in
551 register_edge_assert_for_2.
552 (register_edge_assert_for): Split the cond argument.
553 (find_switch_asserts): Adjust for the change in
554 register_edge_assert_for.
556 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
558 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
559 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
560 offsets for 64-bit mingw.
561 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
562 abi for x86_64-pc-mingw.
564 2008-04-02 Richard Guenther <rguenther@suse.de>
566 * tree-vrp.c (extract_range_from_assert): Make sure to not
567 produce range min/max with TREE_OVERFOW set.
568 If merging a anti-range and a range keep the anti-range if
569 the range covers all values of the type.
570 (register_edge_assert_for_2): Only allow sign-changing
571 conversions in detecting canonical range checks. Also
572 register an assert for the unsigned name if useful.
574 PR tree-optimization/35787
575 * tree-vrp.c (vrp_val_max): New function.
576 (vrp_val_min): Likewise.
577 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
578 (vrp_val_is_min): Likewise.
579 (supports_overflow_infinity): Use vrp_val_{min,max}.
580 (negative_overflow_infinity): Likewise.
581 (positive_overflow_infinity): Likewise.
582 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
583 (is_positive_overflow_infinity): Likewise.
584 (is_overflow_infinity): Likewise.
585 (avoid_overflow_infinity): Use vrp_val_{min,max} and
586 vrp_val_is_{min,max}.
587 (set_and_canonicalize_value_range): Canonicalize anti-ranges
588 to ranges if possible. Avoid empty ranges.
590 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
593 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
594 the expression is a function address.
596 2008-04-01 George Helffrich <george@gcc.gnu.org>
598 PR fortran/PR35154, fortran/PR23057
599 * fortran/trans-common.c (create_common): Add decl to function
600 chain to preserve identifier scope in debug output.
602 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
603 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
604 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
605 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
607 (dbxout_syms): Check for COMMON-based symbol and wrap in
608 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
609 in bracket for efficiency.
611 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
612 using DW_TAG_common_block + member offset.
613 (add_pubname_string): New function.
614 (dw_expand_expr): New function to find block name and offset for
616 (common_check): New function to check whether symbol in Fortran COMMON.
617 (gen_variable_die): If COMMON, use DW_TAG_common_block.
619 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
620 use of common is unchanged.
622 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
623 with all combinations of debug options available on target.
624 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
625 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
626 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
627 .stabs functionality.
628 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
631 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
634 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
636 2008-04-02 Ben Elliston <bje@au.ibm.com>
638 * config/v850/v850.md (casesi): Remove if (0) code.
639 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
640 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
642 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
644 * config/i386/i386.md (rex64suffix): New mode attribute.
645 (floathi<mode>2): Disable expander for SSE math.
646 (*floathi<mode>2_1): New insn insn_and_split pattern.
647 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
648 corresponding post-reload splitters.
649 (*floathi<mode>2_i387): New macroized insn pattern.
650 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
651 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
652 insn_and_split pattern.
653 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
654 New macroized instruction patterns and corresponding post-reload
656 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
657 and corresponding post-reload splitters.
658 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
659 New macroized instruction patterns.
660 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
661 macroized instruction patterns and corresponding post-reload splitters.
662 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
663 corresponding post-reload splitters.
664 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
665 New macroized instruction patterns.
666 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
667 corresponding post-reload splitters.
668 (*floatsi<mode>2_i387): New macroized instruction patterns.
670 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
672 * config/i386/i386.md (smaxmin): New.
674 (maxminiprefix): Likewise.
675 (maxminfprefix): Likewise.
676 (<code><mode>3): Likewise.
677 (smin<mode>3): Removed.
678 (smax<mode>3): Likewise.
680 * config/i386/mmx.md (mmx_<code>v2sf3): New.
681 (mmx_<code>v4hi3): Likewise.
682 (mmx_<code>v8qi3): Likewise.
683 (mmx_smaxv2sf3): Removed.
684 (mmx_sminv2sf3): Likewise.
685 (mmx_umaxv8qi3): Likewise.
686 (mmx_smaxv4hi3): Likewise.
687 (mmx_uminv8qi3): Likewise.
688 (mmx_sminv4hi3): Likewise.
690 * config/i386/sse.md (<addsub><mode>3): New.
691 (*<addsub><mode>3): Likewise.
692 (<sse>_vm<addsub><mode>3): Likewise.
693 (<maxmin><mode>3): Likewise.
694 (*<maxmin><mode>3_finite): Likewise.
695 (*<maxmin><mode>3): Likewise.
696 (<sse>_vm<maxmin><mode>3): Likewise.
697 (sse3_h<addsub>v4sf3): Likewise.
698 (sse3_h<addsub>v2df3): Likewise.
699 (<maxmin>v16qi3): Likewise.
700 (*<maxmin>v16qi3): Likewise.
701 (<maxmin>v8hi3): Likewise.
702 (*<maxmin>v8hi3): Likewise.
703 (*sse4_1_<maxmin><mode>3): Likewise.
704 (*sse4_1_<maxmin><mode>3): Likewise.
705 (add<mode>3): Removed.
706 (*add<mode>3): Likewise.
707 (<sse>_vmadd<mode>3): Likewise.
708 (sub<mode>3): Likewise.
709 (*sub<mode>3): Likewise.
710 (<sse>_vmsub<mode>3): Likewise.
711 (smin<mode>3): Likewise.
712 (*smin<mode>3_finite): Likewise.
713 (*smin<mode>3): Likewise.
714 (<sse>_vmsmin<mode>3): Likewise.
715 (smax<mode>3): Likewise.
716 (*smax<mode>3_finite): Likewise.
717 (*smax<mode>3): Likewise.
718 (<sse>_vmsmax<mode>3): Likewise.
719 (sse3_haddv4sf3): Likewise.
720 (sse3_haddv2df3): Likewise.
721 (sse3_hsubv4sf3): Likewise.
722 (sse3_hsubv2df3): Likewise.
723 (umaxv16qi3): Likewise.
724 (*umaxv16qi3): Likewise.
725 (smaxv8hi3): Likewise.
726 (*smaxv8hi3): Likewise.
727 (*sse4_1_smax<mode>3): Likewise.
728 (*sse4_1_umax<mode>3): Likewise.
729 (uminv16qi3): Likewise.
730 (*uminv16qi3): Likewise.
731 (sminv8hi3): Likewise.
732 (*sminv8hi3): Likewise.
733 (*sse4_1_smin<mode>3): Likewise.
734 (*sse4_1_umin<mode>3): Likewise.
736 2008-04-01 Rafael Espindola <espindola@google.com>
738 * tree-cfg.c (verify_expr): remove in_phi.
739 (verify_stmt): Don't call walk_tree with verify_expr. Use
740 is_gimple_min_invariant instead of is_gimple_val.
742 2008-04-01 Joseph Myers <joseph@codesourcery.com>
744 * doc/include/gpl_v3.texi: Update for manpage generation.
745 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
747 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
748 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
749 gpl_v3.texi instead of gpl.texi.
752 2008-04-01 Jakub Jelinek <jakub@redhat.com>
755 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
757 2008-04-01 Rafael Espindola <espindola@google.com>
759 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
760 (extract_code_and_val_from_cond): Use
761 extract_code_and_val_from_cond_with_ops.
763 2008-04-01 Jan Hubicka <jh@suse.cz>
765 * function.c (free_after_compilation): Free epilogue_delay_list.
766 (prepare_function_start): Assert that previous compilation was freed.
768 2008-04-01 Jan Hubicka <jh@suse.cz>
769 Jim Wilson <wilson@tuliptree.org>
770 Andreas Tobler <andreast@gcc.gnu.org>
773 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
774 rtl.emit instead cfun->emit.
775 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
776 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
778 2008-04-01 Ben Elliston <bje@au.ibm.com>
780 * doc/c-tree.texi (Function Basics): Fix grammatical error.
782 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
784 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
786 (fprofile-use): Add var flag_profile_use
787 * coverage.c (coverage_begin_output): Do not open a gcno file for
788 output only if -ftest-coverage is set.
789 Do not add getpwd() to gcda file path.
790 (build_gcov_info): Check the new flag
791 flag_profile_datafile_relative_path.
792 (coverage_init): Use profile_data_prefix.
793 Read profile counter only if flag_profile_use is set.
794 * opts.c (common_handle_option): New option fprofile-use=,
795 fprofile-dir=, fprofile-generate=.
796 * toplev.c (profile_data_prefix): New variable definition.
797 * toplev.h (profile_data_prefix): New declaration.
798 * doc/invoke.tex (Option Summary, Optimization Options):
801 2008-03-31 James E. Wilson <wilson@tuliptree.org>
803 * varasm.c (output_constant_pool_1): In LABEL_REF check,
804 use tmp consistently.
807 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
808 * config/ia64/ia64.c (rtx_needs_barrier): Handle
809 UNSPEC_FR_RECIP_APPROX_RES.
810 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
812 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
815 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
817 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
820 * fold-const.c (fold_indirect_ref_1): Support accessing non first
821 element of the vector via a pointer.
823 2008-03-31 Ian Lance Taylor <iant@google.com>
825 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
827 2008-03-31 Jan Hubicka <jh@suse.cz>
829 * builtins.c (expand_builtin_setjmp_receiver): Update call of
830 get_arg_pointer_save_area.
831 * expr.c (init_expr): Just clear out rtl.expr.
832 * function.c (free_after_compilation): Clear out whole RTL structure.
833 (get_func_frame_size): Merge into ...
834 (get_frame_size): ... this one.
835 (assign_stack_local_1): Merge into ...
836 (assign_stack_local): ... this one.
837 (expand_function_end): Update call of get_arg_pointer_save_area.
838 (get_art_pointer_save_area): Remove cfun argument.
839 * function.h (emit_status): regno_pointer_align does not need length
840 attribute. Move x_regno_reg_rtx to ...
841 (regno_reg_rtx): ... new global array.
842 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
843 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
844 apply_args_value, forced_labels, stack_pointer_delta):
846 (struct varasm_status): Move here from varasm.c
847 (struct rtl_data): New. Move here some fields from struct function.
848 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
849 frame_offset, stack_check_probe_note, arg_pointer_save_area,
850 used_temp_slots avail_temp_slots, temp_slot_level,
851 nonlocal_goto_handler_labels): Update accesstors.
852 (rtl): New global variable.
853 (struct function): Move some fileds to rtl_data.
854 (get_arg_pointer_save_area): Update prototype.
855 * emit-rtl.c (rtl): Declare.
856 (regno_reg_rtx): Declare.
857 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
859 (gen_reg_rtx): Update.
860 (init_virtual_regs): Do not tate emit_status argument.
861 (init_emit): Do not allocate emit.
862 * varasm.c (varasm_statuc): Move to function.h.
863 (n_deferred_constatns): Update accestor.
864 (init_varasm_status): Do not allocate varasm_status.
865 (force_const_mem, get_pool_size, output_constant_pool): Update.
866 * stmt.c (force_label_rtx): Do not use x_ prefixes.
867 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
869 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
871 PR rtl-optimization/35729
872 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
875 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
878 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
879 load/store if memory is unaligned.
880 (*movti_rex64): Likewise.
882 * config/i386/predicates.md (misaligned_operand): New.
884 2008-03-31 Andrew Pinski <pinskia@gmail.com>
887 * tree-ssa-phiopt.c (conditional_replacement): Return early for
890 2008-03-31 Jan Beulich <jbeulich@novell.com>
892 * config/ia64/constraints.md: Add 'j' constraint.
893 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
894 (movdi_internal): Likewise.
896 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
899 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
901 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
904 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
905 proper error message for the third argument on blendpd and
908 * config/i386/sse.md (blendbits): New.
909 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
911 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
913 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
915 2008-03-30 Richard Guenther <rguenther@suse.de>
918 * fold-const.c (fold_sign_changed_comparison): Do leave
919 conversions to base-types alone.
921 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
923 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
924 the link register if one altivec register is be saved.
926 2008-03-30 Ben Elliston <bje@au.ibm.com>
928 * final.c (final_scan_insn): Remove if (0) code.
930 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
932 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
934 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
936 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
937 of V4SFmode to ix86_binary_operator_ok.
939 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
941 * config/i386/i386.c (override_options): Initialize
942 ix86_veclib_handler to ix86_veclibabi_svml when
943 -mveclibabi=svml is used.
944 (ix86_veclibabi_svml): New function for SVML ABI style
945 vectorization support.
946 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
948 2008-03-28 Rafael Espindola <espindola@google.com>
950 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
951 (tree_binary_nonnegative_warnv_p): Make it public.
952 (tree_single_nonnegative_warnv_p): Make it public.
953 (tree_invalid_nonnegative_warnv_p): Make it public.
954 (tree_unary_nonzero_warnv_p): Make it public.
955 (tree_binary_nonzero_warnv_p): Make it public
956 (tree_single_nonzero_warnv_p): Make it public.
957 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
958 (extract_range_from_binary_expr): Split the expr argument.
959 (extract_range_from_unary_expr): Split the expr argument.
960 (extract_range_from_comparison): Split the expr argument.
961 (extract_range_from_expr): Use the new aux functions.
962 (vrp_evaluate_conditional_warnv): Use
963 vrp_evaluate_conditional_warnv_with_ops.
964 * tree.h (tree_unary_nonzero_warnv_p): Declare.
965 (tree_binary_nonzero_warnv_p): Declare.
966 (tree_single_nonzero_warnv_p): Declare.
967 (tree_expr_nonzero_warnv_p): Declare.
968 (tree_unary_nonnegative_warnv_p): Declare.
969 (tree_binary_nonnegative_warnv_p): Declare.
970 (tree_single_nonnegative_warnv_p): Declare.
971 (tree_invalid_nonnegative_warnv_p): Declare.
973 2008-03-28 Richard Guenther <rguenther@suse.de>
975 PR tree-optimization/30317
976 PR tree-optimization/30911
977 PR tree-optimization/34793
978 * tree-vrp.c (set_and_canonicalize_value_range): New function.
979 (struct assert_locus_d): New member EXPR.
980 (register_new_assert_for): Add EXPR parameter to support
981 ASSERT_EXPR <name, expr OP limit>.
982 (register_edge_assert_for_1): Adjust callers.
983 (find_assert_locations): Likewise.
984 (process_assert_insertions_for): Build condition from expression.
985 (extract_range_from_assert): Handle ASSERT_EXPRs
986 of the form ASSERT_EXPR <name, expr OP limit>.
987 (register_edge_assert_for_2): New helper registering
988 asserts for comparisons. Recognize range tests of the form
989 (unsigned)i - CST1 OP CST2.
990 (register_edge_assert_for_1): Use it.
991 (register_edge_assert_for): Likewise.
992 (needs_overflow_infinity): Integer sub-types
993 do not need overflow infinities.
994 (vrp_val_is_max): The extreme values of integer sub-types
995 are those of the base type.
996 (vrp_val_is_min): Likewise.
997 * tree.def (ASSERT_EXPR): Document extra allowed conditional
1000 2008-03-28 Nick Clifton <nickc@redhat.com>
1002 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1003 Return GENERAL_REGS for stack adjustment reloads.
1005 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1008 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
1009 const_vector when all the vectors are constant.
1011 2008-03-27 Bob Wilson <bob.wilson@acm.org>
1013 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
1015 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
1016 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
1018 (s<code>_sf): Use new scc_sf attribute for opcode names.
1020 2008-03-27 Tom Tromey <tromey@redhat.com>
1022 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
1023 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
1024 config/spu/t-spu-elf, config/i386/t-interix,
1025 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
1026 config/i386/x-darwin, config/i386/x-mingw32,
1027 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
1028 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
1029 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
1030 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
1031 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
1032 config/rs6000/x-darwin, config/rs6000/t-rs6000,
1033 config/score/t-score-elf, config/arm/t-strongarm-pe,
1034 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
1035 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
1036 Revert automatic dependency patch.
1038 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
1041 * config/i386/i386.c (ix86_function_arg_boundary): Align
1042 decimal floating point to its natural boundary.
1044 2008-03-27 Richard Guenther <rguenther@suse.de>
1047 * fold-const.c (fold_comparison): Restrict distinct decl
1048 comparison folding to VAR_DECLs and PARM_DECLs. Do not
1049 solely rely on operand_equal_p.
1051 2008-03-27 Richard Guenther <rguenther@suse.de>
1054 * c-common.c (handle_weak_attribute): Reject combination of
1057 2008-03-27 Richard Guenther <rguenther@suse.de>
1059 PR tree-optimization/32810
1060 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
1061 conversions from DECL_INITIAL.
1062 (fold_const_aggregate_ref): Likewise from constructor elements.
1064 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
1066 * tree-affine.h (aff_combination_expand): Declare.
1067 (get_inner_reference_aff): Likewise.
1068 * tree-affine.c (aff_combination_expand): Split out from
1069 tree_to_aff_combination_expand.
1070 (get_inner_reference_aff): New function.
1071 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
1072 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
1073 (struct lim_aux_data): sm_done field removed.
1074 (mem_ref_loc_p, mem_ref_locs_p): New types.
1075 (struct mem_ref): Added id, stored, accesses_in_loop,
1076 indep_loop, dep_loop, indep_ref, dep_ref fields.
1077 Removed is_stored, locs and next fields.
1078 (memory_accesses): New variable.
1079 (movement_possibility): Do not allow moving statements
1080 that store to memory.
1081 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
1083 (determine_max_movement): For statements with memory references,
1084 find the outermost loop in that the reference is independent.
1085 (move_computations_stmt): Mark the virtual operands for renaming.
1086 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
1087 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
1088 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
1089 add_vop_ref_mapping, create_vop_ref_mapping_loop,
1090 create_vop_ref_mapping, analyze_memory_references,
1091 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
1092 get_all_locs_in_loop, ref_always_accessed_p,
1093 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
1094 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
1095 store_motion_loop, store_motion): New functions.
1096 (struct vop_to_refs_elt): New type.
1097 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
1098 memref_hash, memref_eq, hoist_memory_references): Rewritten.
1099 (schedule_sm): Replaced by...
1100 (execute_sm): ... this.
1101 (determine_lsm_ref, hoist_memory_references,
1102 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
1103 find_more_ref_vops, free_mem_ref, free_mem_refs,
1104 determine_lsm_loop, determine_lsm): Removed.
1105 (tree_ssa_lim_finalize): Free data structures used by store motion.
1106 (tree_ssa_lim): Call analyze_memory_references. Use
1107 store_motion instead of determine_lsm.
1109 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1111 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
1112 rename tmake_file to m68hc11/t-m68hc11.
1113 (mcore): Set inhibit_libc to true.
1114 * config.host (alpha*-dec-*vms*): Set extra_programs.
1115 (interix3*): Don't use host_xmake_file.
1116 * configure.ac: Let config.gcc override inhibit_libc.
1117 * configure: Regenerate.
1119 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
1120 * config/t-openbsd-thread: Remove commented out lines.
1122 * config/x-interix: Remove.
1124 * config/m68hc11/t-m68hc11-gas: Rename to...
1125 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
1127 * config/mcore/t-mcore: Remove T_CFLAGS.
1128 * config/mcore/t-mcore-pe: Likewise.
1130 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1132 * configure.ac: Replace custom __GNU_SOURCE test with
1133 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
1134 * aclocal.m4: Regenerate.
1135 * configure: Regenerate.
1136 * config.in: Regenerate.
1138 2008-03-27 Richard Guenther <rguenther@suse.de>
1140 * fold-const.c (target.h): Include.
1141 (fold_comparison): Fold comparison of addresses of decls
1142 that bind locally or of constants. Consolidate address folding code.
1143 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
1144 results from fold_binary_to_constant.
1145 (compare_values_warnv): Likewise.
1147 2008-03-27 Andrew Pinski <pinskia@gmail.com>
1150 * fold-const.c (fold_truthop): Check for integeral types when folding
1151 a == 0 && b == 0 and a != 0 || b != 0 .
1153 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
1155 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
1157 2008-03-26 Andreas Schwab <schwab@suse.de>
1159 * doc/invoke.texi: Fix use of @item vs. @itemx.
1161 2008-03-26 Tom Tromey <tromey@redhat.com>
1163 * Makefile.in (build/gensupport.o, build/print-rtl.o,
1164 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
1165 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
1166 build/gencodes.o, build/genconditions.o, build/genconfig.o,
1167 build/genconstants.o, build/genemit.o, build/genextract.o,
1168 build/genflags.o, build/genmddeps.o, build/genopinit.o,
1169 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
1172 2008-03-26 Richard Guenther <rguenther@suse.de>
1175 2008-03-26 Richard Guenther <rguenther@suse.de>
1177 * fold-const.c (target.h): Include.
1178 (fold_comparison): Fold comparison of addresses of two decls
1179 that bind locally. Consolidate address folding code.
1181 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1183 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
1184 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
1185 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
1186 dconstsqrt2, dconstthird, dconste and/or dconst10.
1187 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
1188 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
1189 dconstsqrt2, dconste): Delete.
1190 (init_emit_once): Likewise. Simplify initializing dconstm1.
1192 * real.c (get_real_const): New.
1193 * real.h (dconst3, dconst10, dconstm2, dconstthird,
1194 dconstsqrt2, dconste): Delete.
1195 (real_value_const, get_real_const): New.
1197 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
1199 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
1201 * config/i386/i386.c (ix86_function_arg_boundary): Check
1202 BIGGEST_ALIGNMENT instead of 128.
1203 (setup_incoming_varargs_64): Likewise.
1205 2008-03-26 Tom Tromey <tromey@redhat.com>
1207 * Makefile.in (DEPFILES): Add missing '/'.
1209 2008-03-26 Richard Guenther <rguenther@suse.de>
1211 * fold-const.c (target.h): Include.
1212 (fold_comparison): Fold comparison of addresses of two decls
1213 that bind locally. Consolidate address folding code.
1215 2008-03-26 Nick Clifton <nickc@redhat.com>
1218 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
1219 not allow INT+INT as a legitimate addressing mode.
1221 2008-03-26 Richard Guenther <rguenther@suse.de>
1223 * tree-flow.h (widen_bitfield): Remove declaration.
1224 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
1225 (widen_bitfield): Remove function.
1226 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
1229 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1232 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
1235 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
1237 PR rtl-optimization/35232
1238 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
1239 (forget_old_reloads_1, forget_marked_reloads): Don't clear
1240 reg_reloaded_call_part_clobbered here.
1241 (reload_regs_reach_end_p): New function.
1242 (reload_reg_rtx_for_input): New variable.
1243 (reload_reg_rtx_for_output): Likewise.
1244 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
1245 when reassigning a pseudo register. Load reloadreg from
1246 reload_reg_rtx_for_input, moving the mode and register
1248 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1249 instead of the original when deciding whether an input reload
1250 would be a no-op or whether an output reload can be deleted.
1251 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1252 when setting up new_spill_reg_store. Load it from
1253 reload_reg_rtx_for_output, moving the mode and register
1255 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1256 instead of the original when deciding whether an output reload
1257 would be a no-op. Do the same when modifying insn notes.
1258 Use rtx_equal_p instead of == to compare the registers.
1259 (inherit_piecemeal_p): Take a mode and two register numbers
1261 (emit_reload_insns): Clear new_spill_reg_store for every hard
1262 register in the reload register. Remove spill registers
1263 from reg_reloaded_valid before considering whether to record
1264 inheritance information for them. Use reload_reg_rtx_for_output
1265 instead of reg_rtx when recording output reloads. Use
1266 reload_reg_rtx_for_input instead of reg_rtx when recording
1267 input reloads. Set or clear reg_reloaded_call_part_clobbered
1268 at the same time as setting reg_reloaded_valid.
1269 (delete_output_reload): Add a new_reload_reg parameter and use it
1270 instead of rld[j].reg_rtx.
1271 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1274 2008-03-25 Tom Tromey <tromey@redhat.com>
1276 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1277 (build/genattr.o): Likewise.
1278 (build/genattrtab.o): Likewise.
1279 (build/gencodes.o): Likewise.
1280 (build/genconfig.o): Likewise.
1281 (build/genconstants.o): Likewise.
1282 (build/genemit.o): Likewise.
1283 (build/genextract.o): Likewise.
1284 (build/genflags.o): Likewise.
1286 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1288 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1289 instead of size_int for integer types.
1290 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1291 to match type of MINUS_EXPR.
1293 2008-03-25 Tom Tromey <tromey@redhat.com>
1295 * configure: Rebuilt.
1296 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1299 2008-03-25 Tom Tromey <tromey@redhat.com>
1301 * config/x-solaris (host-solaris.o): Update.
1302 * config/x-linux (host-linux.o): Update.
1303 * config/x-hpux (host-hpux.o): Update.
1304 * config/x-darwin (host-darwin.o): Update.
1305 * config/v850/t-v850e (v850-c.o): Update.
1306 * config/v850/t-v850 (v850-c.o): Update.
1307 * config/t-vxworks (vxworks.o): Update.
1308 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1309 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1310 * config/spu/t-spu-elf (spu-c.o): Update.
1312 * config/sh/t-symbian (sh-c.o): Update.
1313 (symbian.o): Update.
1314 * config/sh/t-sh (sh-c.o): Update.
1315 * config/score/t-score-elf (score7.o, score3.o): Update.
1316 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1317 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1318 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1319 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1321 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1322 * config/m32c/t-m32c (m32c-pragma.o): Update.
1323 * config/ia64/t-ia64 (ia64-c.o): Update.
1324 * config/i386/x-mingw32 (host-mingw32.o): Update.
1325 * config/i386/x-i386 (driver-i386.o): Update.
1326 * config/i386/x-darwin (host-i386-darwin.o): Update.
1327 * config/i386/x-cygwin (host-cygwin.o): Update.
1328 * config/i386/t-nwld (nwld.o): Update.
1329 * config/i386/t-netware (netware.o): Update.
1330 * config/i386/t-interix (winnt.o): Update.
1331 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1332 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1333 msformat-c.o): Update.
1334 * config/bfin/t-bfin-linux (generated_files): Add
1335 linux-sysroot-suffix.h.
1336 * config/arm/t-wince-pe (pe.o): Update.
1337 * config/arm/t-strongarm-pe (pe.o): Update.
1338 * config/arm/t-pe (pe.o): Update.
1339 * config/arm/t-arm (arm-c.o): Update.
1340 * doc/install.texi (Prerequisites): Require make 3.80.
1341 * Makefile.in: Remove .o targets.
1342 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1343 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1344 (simple_generated_h, simple_generated_c): Move earlier.
1345 (generated_files): New variable.
1346 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1347 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1348 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1349 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1350 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1351 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1352 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1353 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1354 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1355 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1356 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1357 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1359 (COMPILE.base, COMPILE): New variables.
1360 (%.o): New pattern rule.
1361 (ALL_HOST_OBJS): New variable.
1362 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1363 (dummy-checksum.o, cc1-checksum.o): Remove.
1364 (DRIVER_SHLIB): New variable.
1365 (DRIVER_DEFINES): Use it.
1366 (gencondmd.c): Move out of build/.
1367 (s-conditions): Update.
1368 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1369 (ALL_BUILD_OBJS): Likewise.
1370 (build/%.o): Use BUILDCOMPILE.
1371 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1372 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1373 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1374 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1375 build/genconfig.o, build/genconstants.o, build/genemit.o,
1376 build/genextract.o, build/genflags.o, build/genmddeps.o,
1377 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1378 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1379 build/gen-protos.o, build/scan.o, build/fix-header.o,
1380 build/scan-decls.o): Simplify.
1381 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1382 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1383 prefix.o, toplev.o): Reduce to variable setting.
1384 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1385 ($(out_object_file), gcc-options.o): New targets.
1386 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1387 * configure: Rebuilt.
1388 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1389 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1391 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1393 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1394 complain when we hit an error, return ERROR_MARK_NODE.
1396 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1398 * config/sh/constraints.md (Pso, Psz): New constraints.
1399 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1400 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1402 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1404 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1405 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1407 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1409 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1410 (prefetch_sh2a): New.
1412 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1413 Naveen.H.S <naveen.hs@kpitcummins.com>
1415 * config/sh/constraints.md (I28): New constraint.
1416 * config/sh/sh.c (broken_move): Add support for movi20s.
1417 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1419 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1420 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1421 Naveen.H.S <naveen.hs@kpitcummins.com>
1423 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1424 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1425 (print_operand): Handle resbank in %@ operand code.
1426 (sh_encode_section_info): New.
1427 (push_regs): Add conditions for resbank.
1428 (sh_expand_epilogue): Likewise.
1429 (sh_insert_attributes): Likewise.
1430 (sh_attribute_table): Likewise.
1431 (sh_handle_resbank_handler_attribute): New.
1432 (sh2a_handle_function_vector_handler_attribute): New.
1433 (sh2a_is_function_vector_call): New.
1434 (sh2a_get_function_vector_number): New.
1435 (sh2a_function_vector_p): New.
1436 (sh_cfun_resbank_handler_p): New.
1437 * config/sh/sh.md (calli): Emit jsr/n if possible.
1438 (calli_tbr_rel): New.
1439 (calli_pcrel): Emit jsr/n if possible.
1440 (return_i): Emit rts/n if possible.
1441 (call_valuei_tbr_rel): New.
1442 (call_valuei_pcrel): Add condition for SH2A target.
1443 (call_value): Likewise.
1444 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1445 (sh2a_get_function_vector_number): Likewise.
1446 (sh2a_is_function_vector_call): Likewise.
1447 * doc/extend.texi: Document TBR relative addressing of SH2A.
1448 (resbank): Add description for SH2A.
1450 2008-03-24 Richard Guenther <rguenther@suse.de>
1453 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1454 pointer assignments change conversions according to middle-end rules.
1455 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1456 * configure.ac: Include type checking in yes.
1457 * configure: Regenerate.
1459 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1461 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1462 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1464 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1466 * gthr-vxworks.h (UNUSED): Define.
1468 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1470 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1472 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1474 * doc/extend.texi (Function Attributes): Add missing comma in the
1475 example of the "alloc_size" attribute.
1477 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1480 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1482 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1485 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1488 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1489 of the underlying type of a MS bitfield layout to the natural
1490 alignment of the type.
1492 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1494 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1495 to their natural alignment to avoid store forwarding stalls.
1497 2008-03-22 Richard Guenther <rguenther@suse.de>
1499 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1500 For PHI nodes verify the address is invariant.
1501 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1502 (get_symbol_constant_value): Use is_gimple_min_invariant.
1503 (maybe_fold_stmt_indirect): Likewise.
1505 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1507 PR rtl-optimization/33927
1508 * Makefile.in (dse.o): Depend on $(TM_P_H).
1509 * expr.h (extract_low_bits): Declare.
1510 * expmed.c (extract_low_bits): New function.
1511 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1512 * dse.c: Include tm_p.h.
1513 (find_shift_sequence): Remove the read_reg argument and return the
1514 read value. Emit the instructions instead of returning them.
1515 Iterate on new_mode rather than calculating it each time.
1516 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1517 source to NEW_MODE and extract_low_bits to convert the shifted
1519 (replace_read): Allow the load and store to have different mode
1520 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1521 or extraction instructions before trying the replacement. Update
1522 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1524 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1526 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1527 to their natural alignment to avoid store forwarding stalls.
1529 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1532 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1533 encouraging but not allowing gprs for input;
1534 change the input constraint to !f#r.
1535 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1537 change the output constraint to !f#r.
1539 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1542 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1543 corresponding post-reload splitters.
1544 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1545 when x87 FP math is selected.
1546 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1547 New function prototype.
1548 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1549 unreachable function to ease macroization of insn patterns.
1551 2008-03-21 Martin Jambor <mjambor@suse.cz>
1553 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1554 reference dumps if ddr is NULL or dependence is unknown.
1556 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1558 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1559 unsigned extension into account.
1560 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1561 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1562 Do computations on a scratch register.
1564 2008-03-21 Richard Guenther <rguenther@suse.de>
1566 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1567 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1568 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1569 * tree-ssa-dom.c (record_equality): Likewise.
1570 * tree-inline.c (copy_body_r): Likewise.
1571 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1574 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1576 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1577 as 'delete_unused' argument.
1579 2008-03-20 Richard Guenther <rguenther@suse.de>
1581 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1582 special casing of constant qualifiers.
1583 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1584 care about them in general.
1585 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1586 regardless of their type.
1587 (fold_stmt_r): Forcefully fold *& if we end up with that.
1589 2008-03-20 Paul Brook <paul@codesourcery.com>
1591 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1592 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1594 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1596 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1597 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1599 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1601 * common.opt (Wmudflap): New option.
1602 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1603 (mx_register_decls): Likewise.
1604 (mudflap_finish_file): Likewise.
1605 * doc/invoke.texi: Document -Wno-mudflap.
1607 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1609 * c-format.c (replace_format_name_to_system_name): New.
1611 (convert_format_name_to_system_name): New.
1612 (decode_format_attr): Add use of convert_format_name_to_system_name.
1613 (format_types_orig): Add gnu_ prefix to names.
1614 (check_format_info_main): Special treating of \0 escaped names for
1615 supporting multi-character format specifiers as I32, I64.
1616 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1617 (gnu_target_overrides_format_attributes): New.
1618 * c-format.h: Add structure target_ovr_attr to hold
1619 system specific formatter names.
1620 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1621 msformat-c.o file to c_target_objs and cxx_target_objs.
1622 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1623 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1624 (TARGET_N_FORMAT_TYPES): New.
1625 * config/i386/msformat-c.c: New.
1626 * config/i386/t-cygming: Add build rule for msformat-c.o.
1627 * doc/extend.texi: Add new format names gnu_* and ms_* and
1629 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1631 2008-03-20 Ira Rosen <irar@il.ibm.com>
1633 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1634 optimizations turned on under -O3.
1635 (ftree-vectorize): Add that the flag is turned on with -O3.
1637 2008-03-20 Ben Elliston <bje@au.ibm.com>
1639 * regmove.c (try_auto_increment): Fix spelling error in comment.
1640 * final.c (final_scan_insn): Likewise.
1642 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1645 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1646 allocator preferences for "y" and "r" class registers.
1647 ("*mov<mode>_internal"): Ditto.
1648 ("*movv2sf_internal_rex64"): Ditto.
1649 ("*movv2sf_internal"): Ditto.
1651 2008-03-19 Michael Matz <matz@suse.de>
1654 * calls.c (expand_call): Check overlap of arguments with call
1655 address for sibcalls.
1657 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1660 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1661 of the underlying type of a MS bitfield layout to the natural
1662 alignment of the type.
1664 2008-03-19 Jan Hubicka <jh@suse.cz>
1667 * toplev.c (decode_d_option): Handle all CPP flags.
1668 * tree-vrp.c: Update tree_pass descriptors.
1669 * regrename.c: Update tree_pass descriptors.
1670 * fwprop.c: Update tree_pass descriptors.
1671 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1672 * tree-into-ssa.c: Update tree_pass descriptors.
1673 * tree-dump.c: Update tree_pass descriptors.
1674 * tree-complex.c: Update tree_pass descriptors.
1675 * tree-dump.h: Update tree_pass descriptors.
1676 * see.c: Update tree_pass descriptors.
1677 * cgraphbuild.c: Update tree_pass descriptors.
1678 * tracer.c: Update tree_pass descriptors.
1679 * tree-loop-distribution.c: Update tree_pass descriptors.
1680 * cgraph.c: Update tree_pass descriptors.
1681 * postreload-gcse.c: Update tree_pass descriptors.
1682 * postreload.c: Update tree_pass descriptors.
1683 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1684 * tree-tailcall.c: Update tree_pass descriptors.
1685 * tree-pass.h (tree_opt_pass): Rename to ...
1686 (opt_pass) ... this one; add "type" field and remove letter field.
1687 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1688 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1689 all_lowering_passes): Update declaration.
1690 * ipa-cp.c: Update tree_pass descriptors.
1691 * final.c: Update tree_pass descriptors.
1692 * omp-low.c: Update tree_pass descriptors.
1693 * tree-ssa-dse.c: Update tree_pass descriptors.
1694 * ipa-reference.c: Update tree_pass descriptors.
1695 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1696 * auto-inc-dec.c: Update tree_pass descriptors.
1697 * reorg.c: Update tree_pass descriptors.
1698 * cgraphunit.c: Update tree_pass descriptors.
1699 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1700 * tree-ssa-ccp.c: Update tree_pass descriptors.
1701 * df-core.c: Update tree_pass descriptors.
1702 * mode-switching.c: Update tree_pass descriptors.
1703 * tree-nomudflap.c: Update tree_pass descriptors.
1704 * modulo-sched.c: Update tree_pass descriptors.
1705 * ipa-pure-const.c: Update tree_pass descriptors.
1706 * cse.c: Update tree_pass descriptors.
1707 * web.c: Update tree_pass descriptors.
1708 * tree-stdarg.c: Update tree_pass descriptors.
1709 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1710 * tree-ssa-dom.c: Update tree_pass descriptors.
1711 * tree-nrv.c: Update tree_pass descriptors.
1712 * tree-ssa-alias.c: Update tree_pass descriptors.
1713 * loop-init.c: Update tree_pass descriptors.
1714 * gimple-low.c: Update tree_pass descriptors.
1715 * ipa-inline.c: Update tree_pass descriptors.
1716 * tree-ssa-sink.c: Update tree_pass descriptors.
1717 * global.c: Update tree_pass descriptors.
1718 * ifcvt.c: Update tree_pass descriptors.
1719 * jump.c: Update tree_pass descriptors.
1720 * predict.c: Update tree_pass descriptors.
1721 * tree-ssa-loop.c: Update tree_pass descriptors.
1722 * recog.c: Update tree_pass descriptors.
1723 * dse.c: Update tree_pass descriptors.
1724 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
1725 * tree-eh.c: Update tree_pass descriptors.
1726 * regmove.c: Update tree_pass descriptors.
1728 * function.c: Update tree_pass descriptors.
1729 * tree-vectorizer.c: Update tree_pass descriptors.
1730 * gcse.c: Update tree_pass descriptors.
1731 * ipa-type-escape.c: Update tree_pass descriptors.
1732 * tree-if-conv.c: Update tree_pass descriptors.
1733 * init-regs.c: Update tree_pass descriptors.
1734 * ipa.c: Update tree_pass descriptors.
1735 * tree-ssa-phiopt.c: Update tree_pass descriptors.
1736 * rtl-factoring.c: Update tree_pass descriptors.
1737 * lower-subreg.c: Update tree_pass descriptors.
1738 * bt-load.c: Update tree_pass descriptors.
1739 * tree-dfa.c: Update tree_pass descriptors.
1740 * except.c: Update tree_pass descriptors.
1741 * emit-rtl.c: Update tree_pass descriptors.
1742 * cfgexpand.c: Update tree_pass descriptors.
1743 * tree-cfgcleanup.c: Update tree_pass descriptors.
1744 * cfgcleanup.c: Update tree_pass descriptors.
1745 * tree-ssa-pre.c: Update tree_pass descriptors.
1746 * tree-sra.c: Update tree_pass descriptors.
1747 * tree-mudflap.c: Update tree_pass descriptors.
1748 * tree-ssa-copy.c: Update tree_pass descriptors.
1749 * cfglayout.c: Update tree_pass descriptors.
1750 * tree-ssa-forwprop.c: Update tree_pass descriptors.
1751 * tree-ssa-dce.c: Update tree_pass descriptors.
1752 * tree-ssa.c: Update tree_pass descriptors.
1753 * regclass.c: Update tree_pass descriptors.
1754 * integrate.c: Update tree_pass descriptors.
1755 * tree-optimize.c: Update tree_pass descriptors.
1756 * tree-ssa-phiprop.c: Update tree_pass descriptors.
1757 * tree-object-size.c: Update tree_pass descriptors.
1758 * combine.c: Update tree_pass descriptors.
1759 * tree-outof-ssa.c: Update tree_pass descriptors.
1760 * bb-reorder.c: Update tree_pass descriptors.
1761 * stack-ptr-mod.c: Update tree_pass descriptors.
1762 * var-tracking.c: Update tree_pass descriptors.
1763 * tree-profile.c: Update tree_pass descriptors.
1764 * tree-vect-generic.c: Update tree_pass descriptors.
1765 * reg-stack.c: Update tree_pass descriptors.
1766 * sched-rgn.c: Update tree_pass descriptors.
1767 * tree-ssa-structalias.c: Update tree_pass descriptors.
1768 * tree-cfg.c: Update tree_pass descriptors.
1769 * passes.c (current_pass): Update declaration.
1770 (finish_optimization_passes): Update.
1771 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
1772 (register_one_dump_file, register_dump_files_1, next_pass_1):
1774 (init_optimization_passes): Update handling of new types.
1775 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
1776 * ipa-struct-reorg.c: Update tree_pass descriptors.
1777 * tree-ssa-reassoc.c: Update tree_pass descriptors.
1778 * combine-stack-adj.c: Update tree_pass descriptors.
1779 * cfgrtl.c: Update tree_pass descriptors.
1780 * dce.c: Update tree_pass descriptors.
1781 * tree-ssanames.c: Update tree_pass descriptors.
1783 2008-03-19 Richard Guenther <rguenther@suse.de>
1786 * tree-ssa.c (walk_data): New structure.
1787 (warn_uninitialized_var): If not always_executed warn with "maybe"
1789 (execute_early_warn_uninitialized): Compute post-dominators.
1790 Initialize always_executed before processing each basic block.
1792 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1795 * config/i386/i386.c (x86_this_parameter): Calculate correct location
1796 of "this" pointer when "regparm = N" or "fastcall" is in effect.
1798 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1800 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
1802 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
1804 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
1806 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
1807 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
1808 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
1809 target after ignore has been set, and move there also the commputation
1810 of subtarget and original_target.
1811 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
1812 (LANG_HOOKS_INITIALIZER): Remove it.
1813 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
1815 2008-03-18 Richard Guenther <rguenther@suse.de>
1817 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
1818 found an expression with constants, note that in the VN for the lhs.
1819 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
1820 fold them to constants if possible. Run cleanup_cfg if done so.
1821 (execute_pre): Return todo.
1823 (execute_fre): Likewise.
1824 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
1826 (get_prop_source_stmt): Look through pointer conversions.
1828 2008-03-18 Jan Hubicka <jh@suse.cz>
1830 * tree-pretty-print.c: Include predict.h.
1831 (dump_generic_node): Dump predictor.
1832 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
1833 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
1834 * gimple-low.c (lower_stmt): Likewise.
1835 * expr.c (expand_expr_real): Likewise.
1836 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
1838 (build_predict_expr, build_predict_expr): New.
1839 * predict.h (predictor_name, build_predict_expr): Update.
1840 * c-typeck.c (c_finish_bc_stmt): Add prediction.
1841 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
1842 * predict.def (PRED_CONTINUE): Update hitrate.
1843 * tree.def (PREDICT_EXPR): Define.
1844 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
1845 do not handle BIND_EXPR.
1846 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
1847 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
1848 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
1851 2008-03-18 Michael Matz <matz@suse.de>
1853 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
1855 2008-03-18 Richard Guenther <rguenther@suse.de>
1857 * tree-gimple.h (is_gimple_invariant_address): Declare.
1858 (is_gimple_constant): Likewise.
1859 * tree-gimple.c (is_gimple_constant): New function.
1860 (is_gimple_invariant_address): Likewise.
1861 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
1862 and is_gimple_invariant_address.
1863 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
1865 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1866 an addressable base.
1868 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1871 * gimplify.c (gimplify_expr): Gimplify second operand of
1874 2008-03-17 Richard Guenther <rguenther@suse.de>
1876 PR tree-optimization/19637
1877 * fold-const.c (fold_unary): Remove restrictions of removing
1878 intermediate pointer-conversions (P2)(P1)P0.
1879 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1880 conversion to void pointer.
1881 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1883 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1886 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1887 emulated thread local variables.
1889 2008-03-16 Richard Guenther <rguenther@suse.de>
1892 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1893 expand TREE_INVARIANT operations that are not gimple invariant.
1895 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1897 * doc/extend.texi (Alignment): Say that the ABI controls
1898 the __alignof__ for non-strict-alignment targets rather
1899 than being a recommendation.
1901 2008-03-15 Paul Brook <paul@codesourcery.com>
1903 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1905 (arm_output_fn_unwind): Mark functions that can not be unwound.
1907 2008-03-15 Paul Brook <paul@codesourcery.com>
1909 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1910 extension instructions.
1912 2008-03-15 Richard Guenther <rguenther@suse.de>
1914 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1915 and fold constant aggregate refs.
1916 (fold_const_aggregate_ref): Handle string constants
1917 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1918 (evaluate_stmt): Simplify now that ccp_fold folds constant
1921 2008-03-15 Paul Brook <paul@codesourcery.com>
1923 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
1924 (extzv): Use gen_extzv_t2.
1925 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
1927 2008-03-15 Richard Guenther <rguenther@suse.de>
1929 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
1930 (fold_const_aggregate_ref): Likewise.
1931 (get_value): Return NULL if we don't have any values.
1932 (ccp_finalize): Set const_val to NULL after freeing it.
1933 * tree-flow.h (get_symbol_constant_value): Declare.
1934 (fold_const_aggregate_ref): Likewise.
1935 * tree-ssa-sccvn.c (try_to_simplify): Use them.
1937 2008-03-15 Richard Guenther <rguenther@suse.de>
1940 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
1941 to not produce negative array indices if not allowed. Add
1942 parameter to indicate that.
1943 (maybe_fold_offset_to_component_ref): Allow negative array
1944 indices only for the first member of a structure.
1945 (maybe_fold_offset_to_reference): Allow negative array indices.
1946 (maybe_fold_stmt_addition): Likewise.
1948 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
1949 Anatoly Sokolov <aesok@post.ru>
1951 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
1952 (avr_arch): Add ARCH_AVR6.
1953 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
1954 (initial_elimination_offset): Initialize and use 'avr_pc_size'
1955 instead of fixed value 2.
1956 (print_operand_address): Use gs() asm specifier instead of pm().
1957 (avr_assemble_integer): (Ditto.).
1958 (avr_output_addr_vec_elt): (Ditto.).
1959 (print_operand): Handle "!" code.
1960 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
1961 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
1962 (AVR_HAVE_EIJMP_EICALL): Define.
1963 (AVR_3_BYTE_PC): Redefine.
1964 (AVR_2_BYTE_PC): (Ditto.).
1965 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
1966 (LINK_SPEC): Add atmega2560 and atmega2561.
1967 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
1969 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
1970 for 3 byte PC devices.
1971 (call_value_insn): (Ditto.).
1972 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
1973 (indirect_jump): Use only for for 2 byte PC devices.
1974 (*tablejump): (Ditto.).
1975 (*indirect_jump_avr6): Add insn.
1976 (*tablejump_rjmp): Don't use for 3 byte PC devices.
1977 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
1978 instead of ijmp for 3 byte PC devices.
1979 (__tablejump2__): (Ditto.).
1980 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
1981 (MULITLIB_DIRNAMES): (Ditto.).
1982 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
1984 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
1986 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
1987 "sse2_umulsidi3". Use V1DI mode for operand 0.
1988 ("mmx_psadbw"): Use V1DI mode for operand 0.
1989 * config/i386/i386-modes.def (V1SI): New vector mode.
1990 * config/i386/i386.c (struct builtin_description)
1991 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
1992 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
1993 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
1994 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
1995 v1di_ftype_v8qi_v8qi type.
1996 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
1998 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
1999 __builtin_ia32_pmuludq]: Fix the mode of return value.
2001 2008-03-15 Richard Guenther <rguenther@suse.de>
2004 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
2007 2008-03-14 Bob Wilson <bob.wilson@acm.org>
2009 * doc/invoke.texi (Option Summary, Xtensa Options): Document
2010 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
2011 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
2012 unless TARGET_SERIALIZE_VOLATILE is enabled.
2013 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
2014 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
2015 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
2017 2008-03-14 Richard Guenther <rguenther@suse.de>
2019 PR tree-optimization/34172
2020 * tree-flow.h (refs_may_alias_p): Declare.
2021 (get_single_def_stmt): Likewise.
2022 (get_single_def_stmt_from_phi): Likewise.
2023 (get_single_def_stmt_with_phi): Likewise.
2024 * tree-dfa.c (refs_may_alias_p): New function.
2025 (get_single_def_stmt): Likewise.
2026 (get_single_def_stmt_from_phi): Likewise.
2027 (get_single_def_stmt_with_phi): Likewise.
2028 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
2029 (vn_reference_lookup_1): New helper function.
2030 (vn_reference_lookup): Walk the virtual use-def chain to
2031 continue searching for a match if the def does not alias the
2032 reference we are looking for.
2034 2008-03-14 David Edelsohn <edelsohn@gnu.org>
2036 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
2037 archive and Perzl. Update The Written Word listing.
2039 2008-03-14 Richard Guenther <rguenther@suse.de>
2041 PR tree-optimization/34043
2042 PR tree-optimization/33989
2043 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
2045 (bitmap_find_leader): Use extra argument to verify dominance
2046 relationship inside a basic-block.
2047 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
2048 (find_leader_in_sets): Adjust.
2049 (create_component_ref_by_pieces): Take extra argument for
2050 dominance check, handle lookup failures.
2051 (find_or_generate_expression): Likewise.
2052 (create_expression_by_pieces): Likewise.
2053 (insert_into_preds_of_block): Adjust.
2054 (create_value_expr_from): If asked for, verify all operands
2055 are in the blocks AVAIL_OUT set.
2056 (make_values_for_stmt): Check for SSA_NAMEs that are life
2057 over an abnormal edge.
2058 (compute_avail): Remove such check.
2059 (do_SCCVN_insertion): New function.
2060 (eliminate): If we do not find a leader suitable for replacement
2061 insert a replacement expression from SCCVN if available.
2062 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
2063 (struct vn_ssa_aux): Add needs_insertion flag.
2064 * tree-ssa-sccvn.c (may_insert): New global flag.
2065 (copy_reference_ops_from_ref): Value-number union member access
2066 based on its size, not type and member if insertion is allowed.
2067 (visit_reference_op_load): For a weak match from union type
2068 punning lookup a view-converted value and insert a SSA_NAME
2069 for that value if that is not found.
2070 (visit_use): Make dumps shorter. Do not disallow value numbering
2071 SSA_NAMEs that are life over an abnormal edge to constants.
2072 (free_scc_vn): Release inserted SSA_NAMEs.
2073 (run_scc_vn): New flag to specify whether insertion is allowed.
2074 Process SSA_NAMEs in forward order.
2075 * tree-ssa-loop-im.c (for_each_index): Handle invariant
2076 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
2077 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
2078 pointer type to/from integral types that do not change the
2079 precision to regular conversions.
2081 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2083 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2084 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2085 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
2086 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
2087 input arguments and the mode of return value. Built-in functions
2088 that operate on whole 64-bit MMX register now use V1DI mode.
2090 2008-03-13 Alon Dayan <alond@il.ibm.com>
2091 Olga Golovanevsky <olga@il.ibm.com>
2093 PR tree-optimization/35041
2094 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
2095 to locate the right position in a statement.
2097 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2101 * config/i386/xmmintrin.h: Change all static inline functions to
2102 extern inline and add __gnu_inline__ attribute.
2103 * config/i386/bmintrin.h: Ditto.
2104 * config/i386/smmintrin.h: Ditto.
2105 * config/i386/tmmintrin.h: Ditto.
2106 * config/i386/mmintrin-common.h: Ditto.
2107 * config/i386/ammintrin.h: Ditto.
2108 * config/i386/emmintrin.h: Ditto.
2109 * config/i386/pmmintrin.h: Ditto.
2110 * config/i386/mmintrin.h: Ditto.
2111 * config/i386/mm3dnow.h: Ditto.
2113 2008-03-13 Jakub Jelinek <jakub@redhat.com>
2116 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
2117 (lower_omp_2): New function.
2118 (lower_omp_1, lower_omp): Rewritten.
2120 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
2123 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
2124 with the phrase "Microsoft Windows compilers".
2125 (Push/Pop Macro Pragmas): New subsection. Document
2126 #pragma push_macro and pragma pop_macro.
2128 2008-03-12 Paul Brook <paul@codesourcery.com>
2130 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
2132 2008-03-12 Paul Brook <paul@codesourcery.com>
2134 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
2135 (thumb2_alusi3_short): Exclude PLUS and MINUS.
2136 (thumb2_addsi_shortim): Rename ...
2137 (thumb2_addsi_short): ... to this. Allow register operands.
2138 (thumb2_subsi_short): New pattern.
2139 (thumb2_one_cmplsi2_short,
2140 thumb2_negsi2_short): New patterns and peepholes.
2142 2008-03-12 Paul Brook <paul@codesourcery.com>
2144 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
2146 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
2148 * config/i386/i386.md (int_cond): New code iterator.
2150 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
2151 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
2152 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
2153 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
2154 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
2155 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
2156 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
2157 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
2159 2008-03-12 Paul Brook <paul@codesourcery.com>
2161 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
2162 instead of {arm,thumb}_compute_save_reg_mask.
2163 (output_return_instruction): Ditto.
2164 (thumb_unexpanded_epilogue): Ditto.
2165 (thumb1_expand_prologue): Ditto.
2166 (thumb1_output_function_prologue): Ditto.
2167 (arm_set_return_address): Ditto.
2168 (thumb_set_return_address): Ditto.
2169 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
2170 regs to achieve stack alignment.
2171 (thumb1_compute_save_reg_mask): Fix compiler warning.
2172 (arm_output_epilogue): Use offsets->saved_regs_mask.
2173 Adjust stack pointer by poping call clobered registers.
2174 (arm_expand_prologue): Use offsets->saved_regs_mask.
2175 Adjust stack pointer by pushing extra registers.
2176 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
2178 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
2181 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
2182 conversion to the operands of a multiplication.
2184 2008-03-12 Richard Guenther <rguenther@suse.de>
2186 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
2187 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
2188 * timevar.def (TV_TREE_PHIPROP): Add.
2189 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
2190 pass description. Use TV_TREE_PHIPROP.
2191 * tree-ssa-forwprop.c: Remove phiprop code.
2193 2008-03-12 Jakub Jelinek <jakub@redhat.com>
2196 * omp-low.c (maybe_lookup_decl): Constify first argument.
2197 (use_pointer_for_field): Change last argument from bool to
2198 omp_context *. Disallow shared copy-in/out in nested
2199 parallel if decl is shared in outer parallel too.
2200 (build_outer_var_ref, scan_sharing_clauses,
2201 lower_rec_input_clauses, lower_copyprivate_clauses,
2202 lower_send_clauses, lower_send_shared_vars): Adjust callers.
2204 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
2205 Ira Rosen <irar@il.ibm.com>
2207 * tree-vectorizer.c (free_stmt_vec_info): New function.
2208 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
2209 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
2210 * tree-vectorizer.h (free_stmt_vec_info): Declare.
2211 * tree-vect-transform.c (vectorizable_conversion): Free
2212 vec_oprnds0 if it was allocated.
2213 (vect_permute_store_chain): Remove unused VECs.
2214 (vectorizable_store): Free VECs that are allocated in the..
2216 (vect_transform_strided_load, vectorizable_load): Likewise.
2217 (vect_remove_stores): Simplify the code.
2218 (vect_transform_loop): Move code to vect_remove_stores().
2219 Call vect_remove_stores() and free_stmt_vec_info().
2221 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2223 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
2224 TARGET_HPUX. Revise comment.
2225 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
2226 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
2227 Use sr4 variant of `be' instruction when not generating PIC code.
2228 (attr_length_call): Adjust for above change.
2230 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2232 * ipa-reference.c (static_execute): Remove module_statics_const and
2233 associated setting code.
2235 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2238 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
2239 predicate for operand 1.
2240 (paritysi2_cmp): Use register_operand predicate for operand 2.
2241 Use earlyclobber modifier for operand 1. Remove support for
2243 (paritydi2_cmp): Use register_operand predicate for operand 3.
2244 Use earlyclobber modifier for operand 1. Remove support for
2247 2008-03-11 Paul Brook <paul@codesourcery.com>
2248 Vladimir Prus <vladimir@codesourcery.com>
2250 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2251 (arm_compute_save_reg0_reg12_mask): Always
2252 check if register 11 must be saved. Always safe hard frame pointer
2253 when frame_pointer_needeed.
2254 (arm_compute_save_reg_mask): Save IP and PC
2255 only with apcs frames.
2256 (arm_output_epilogue): Adjust Thumb2 codepath to
2257 be also invoked and work for ARM non-apcs frames.
2258 (arm_expand_prologue): Don't bother saving IP
2259 for non-apcs frame, since it's not clobbered by
2260 prologue code. Implement non-apcs frame
2263 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2265 PR rtl-optimization/35281
2266 * expr.c (convert_move): Use a new pseudo for the intermediate
2267 from_mode->word_mode result.
2269 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2271 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2272 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2273 * toplev.c (compile_file): Don't call it.
2275 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2278 * expr.c (store_expr): Call emit_block_move if the mode
2279 of "temp" RTX is BLKmode.
2281 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2282 Richard Guenther <rguenther@suse.de>
2284 PR tree-optimization/31358
2285 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2286 the step with a NULL_TREE.
2287 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2288 to sizetype if type is a pointer type.
2289 (add_candidate_1): Don't convert the base and step to
2290 the generic type if the orginal type is a pointer type.
2291 (add_iv_value_candidates): Use sizetype for the step
2292 if type is a pointer type.
2293 (cand_value_at): Likewise.
2294 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2296 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2297 Don't convert the tem affine to the type.
2298 (add_elt_to_tree): Use sizetype for the step if a pointer.
2299 Use POINTER_PLUS_EXPR for pointers.
2300 (aff_combination_to_tree): Use sizetype for the step if a
2303 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2305 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2306 Remove commutativity hint.
2308 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2312 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2313 errorneous type. Check that v is a VAR_DECL.
2316 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2318 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2320 PR tree-optimization/35494
2321 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2322 may be overriden at link and run time.
2324 2008-03-10 Richard Guenther <rguenther@suse.de>
2326 PR tree-optimization/34677
2327 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2328 (poolify_tree): Likewise.
2329 (modify_expr_template): Likewise.
2330 (poolify_modify_stmt): Likewise.
2331 (insert_fake_stores): Handle all component-ref style stores
2332 in addition to INDIRECT_REF. Also handle complex types.
2333 Do not poolify the inserted load.
2334 (realify_fake_stores): Do not rebuild the tree but only
2335 make it a SSA_NAME copy.
2336 (init_pre): Remove initialzation of modify_expr_template.
2337 Do not allocate modify_expr_node_pool.
2338 (fini_pre): Do not free modify_expr_node_pool.
2340 2008-03-10 Paul Brook <paul@codesourcery.com>
2342 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2345 2008-03-10 Paul Brook <paul@codesourcery.com>
2346 Mark Shinwell <shinwell@codesourcery.com>
2348 * config/arm/cortex-r4.md: New.
2349 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2351 * config/arm/arm.md: Include cortex-r4.md.
2352 (insn): Add smmls, sdiv and udiv values.
2353 (generic_sched): Don't use generic scheduling for Cortex-R4.
2354 (arm_issue_rate): New function.
2355 (TARGET_SCHED_ISSUE_RATE): Define.
2357 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2359 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2361 2008-03-10 Richard Guenther <rguenther@suse.de>
2363 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2364 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2366 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2368 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2369 Set default to true.
2371 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2373 * c.opt (Wsynth): Deprecate.
2374 * doc/invoke.texi (Option Summary, Warning Options): Document
2375 -Wno-format-contains-nul.
2377 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2380 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2381 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2383 2008-03-09 Ira Rosen <irar@il.ibm.com>
2385 * config/rs6000/rs6000.c (builtin_description): Rename vector
2386 left shift operations.
2387 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2388 (altivec_vsl<VI_char>): Rename to ...
2389 (ashl<mode>3): ... new name.
2390 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2392 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2394 2008-03-08 Richard Guenther <rguenther@suse.de>
2396 * coverage.h (tree_coverage_counter_addr): Declare.
2397 * coverage.c (tree_coverage_counter_addr): New function.
2398 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2400 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2401 (tree_gen_one_value_profiler): Likewise.
2402 (tree_gen_ic_profiler): Likewise.
2403 (tree_gen_average_profiler): Likewise.
2404 (tree_gen_ior_profiler): Likewise.
2406 2008-03-08 Richard Guenther <rguenther@suse.de>
2408 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2409 (vn_binary_op_insert): Likewise.
2410 (vn_unary_op_lookup): Likewise.
2411 (vn_unary_op_insert): Likewise.
2412 (vn_nary_op_lookup): Declare.
2413 (vn_nary_op_insert): Likewise.
2414 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2415 and binary hashes, use a single obstack for unary_op_pool
2417 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2418 a single struct vn_nary_op_s. Store tree code length and
2419 a variable number of operands.
2420 (struct vn_reference_op_struct): Remove unused op2.
2421 (vn_reference_op_eq): Do not compare op2.
2422 (vn_reference_op_compute_hash): Do not compute hash of op2.
2423 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2424 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2425 with vn_nary_op_compute_hash.
2426 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2427 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2429 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2431 (visit_unary_op): Call nary functions.
2432 (visit_binary_op): Likewise.
2433 (process_scc): Adjust for struct vn_tables_s changes.
2434 (allocate_vn_table): Likewise.
2435 (free_vn_table): Likewise.
2436 * tree-vn.c (vn_add): Call nary functions.
2437 (vn_lookup): Likewise.
2439 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2442 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2443 wdst back after sync_compare_and_swapqhi_internal.
2445 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2448 * config/i386/i386-modes.def (V1DI): New vector mode.
2449 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2450 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2451 (MMXMODE248): Ditto.
2452 (MMXMODE): Add V1DI mode.
2453 (mmxvecsize): Change DI mode to V1DI mode.
2454 ("mov<mode>): Use MMXMODEI8 mode iterator.
2455 ("*mov<mode>_internal_rex64"): Ditto.
2456 ("*mov<mode>_internal"): Ditto.
2457 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2458 ("mmx_sub<mode>3"): Ditto.
2459 ("mmx_adddi3"): Remove insn pattern.
2460 ("mmx_subdi3"): Ditto.
2461 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2462 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2463 ("mmx_ashl<mode>3"): Ditto.
2464 ("mmx_lshrdi3"): Remove insn pattern.
2465 ("mmx_ashldi3"): Ditto.
2466 * config/i386/i386.c (classify_argument): Handle V1DImode.
2467 (function_arg_advance_32): Ditto.
2468 (function_arg_32): Ditto.
2469 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2470 mmx_addv1di3 insn pattern.
2471 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2472 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2473 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2474 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2475 Remove definitions of built-in functions.
2476 (V1DI_type_node): New node.
2477 (v1di_ftype_v1di_int): Ditto.
2478 (v1di_ftype_v1di_v1di): Ditto.
2479 (v2si_ftype_v2si_si): Ditto.
2480 (v4hi_ftype_v4hi_di): Remove node.
2481 (v2si_ftype_v2si_di): Ditto.
2482 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2483 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2484 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2485 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2486 Add new builtins using def_builtin_const.
2487 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2488 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2489 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2490 * config/i386/mmintrin.h (__v1di): New typedef.
2491 (_mm_add_si64): Cast arguments to __v1di type.
2492 (_mm_sub_si64): Ditto.
2493 (_mm_sll_pi16): Cast __count to __v4hi type.
2494 (_mm_sll_pi32): Cast __count to __v2si type.
2495 (_mm_sll_si64): Cast arguments to __v1di type.
2496 (_mm_srl_pi16): Cast __count to __v4hi type.
2497 (_mm_srl_pi32): Cast __count to __v2si type.
2498 (_mm_srl_si64): Cast arguments to __v1di type.
2499 (_mm_sra_pi16): Cast __count to __v4hi type.
2500 (_mm_sra_pi32): Cast __count to __v2si type.
2501 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2502 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2503 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2504 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2505 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2506 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2507 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2508 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2509 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2510 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2511 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2512 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2514 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2516 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2518 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2521 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2522 reg+const addressing for Altivec modes. Don't generate reg+reg
2523 addressing for TFmode or TDmode quantities.
2525 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2527 * c-common.c (vector_types_convertible_p): Call langhook
2528 instead of comptypes.
2530 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2533 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2534 integral and scalar float variables which have a
2537 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2539 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2540 dwarf_register_span hook when emitting unwind information for
2541 register-to-memory saves.
2542 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2543 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2545 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2547 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2548 for the same VAR_DECL.
2550 2008-03-06 Tom Tromey <tromey@redhat.com>
2553 * doc/standards.texi (Standards): Don't mention treelang.
2554 * doc/invoke.texi (Overall Options): Don't mention treelang.
2555 * doc/install.texi (Prerequisites): Don't mention bison or
2557 (Configuration): Don't mention treelang.
2558 (Building): Likewise.
2559 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2561 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2563 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2564 word-extractions out of a multi-word object.
2566 2008-03-06 Richard Guenther <rguenther@suse.de>
2568 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2569 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2570 result type and precision.
2571 * expr.c (get_inner_reference): Set unsignedp based on the result
2572 type of BIT_FIELD_REF.
2573 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2574 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2575 (try_instantiate_multiple_fields): Likewise. Use the correct type
2577 (sra_build_assignment): Likewise.
2578 (sra_build_elt_assignment): Likewise.
2579 (sra_explode_bitfield_assignment): Likewise.
2580 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2581 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2582 set BIT_FIELD_REF_UNSIGNED.
2583 (vectorizable_load): Likewise.
2585 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2587 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2590 2008-03-06 Richard Guenther <rguenther@suse.de>
2592 * alias.c (struct alias_set_entry): Move has_zero_child field
2593 to pack with alias_set.
2595 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2597 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2600 2008-03-05 Ian Lance Taylor <iant@google.com>
2602 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2604 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2606 * fwprop.c (update_df): Support width and offset parameters of
2608 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2609 global_conflicts): Change DF_REF_EXTRACT to either
2610 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2611 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2612 * df-scan.c (df_ref_record, df_defs_record,
2613 df_ref_create_structure, df_def_record_1, df_uses_record,
2614 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2615 df_bb_refs_collect, df_entry_block_defs_collect,
2616 df_exit_block_uses_collect): Support new width and offset fields.
2617 (ref_extract_pool): New storage pool.
2618 (df_free_ref): New function.
2619 (df_reg_chain_unlink, df_free_collection_rec,
2620 df_sort_and_compress_refs): Call df_free_ref.
2621 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2623 (df_ref_create_structure): Allocate df_ref_extract if offset and
2624 width fields are used.
2625 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2626 (df_uses_record): Get offset and width from ZERO_EXTRACT
2628 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2629 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2630 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2631 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2632 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2633 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2634 (df_ref_extract): New structure.
2635 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2636 (df_ref_create): Add width and offset parameters.
2638 2008-03-05 Richard Guenther <rguenther@suse.de>
2640 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2641 Use ranges_overlap_p.
2642 (offset_overlaps_with_access): Rename
2643 to ranges_overlap_p and move ...
2644 * tree-flow-inline.h (ranges_overlap_p): ... here.
2646 * tree.h (get_inner_reference, handled_component_p): Update
2649 * tree.h (record_component_aliases, get_alias_set,
2650 alias_sets_conflict_p, alias_sets_must_conflict_p,
2651 objects_must_conflict_p): Move declarations ...
2652 * alias.h (record_component_aliases, get_alias_set,
2653 alias_sets_conflict_p, alias_sets_must_conflict_p,
2654 objects_must_conflict_p): ... here.
2655 Include coretypes.h.
2656 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2658 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2660 * cfg.c: Include tree-flow.h.
2661 (remove_edge_raw): Call redirect_edge_var_map_clear.
2662 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2663 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2664 (redirect_edge_var_map_result): New.
2665 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2666 PENDING_STMT use with redirect_edge_var_map_*.
2667 * tree-ssa.c (edge_var_maps): New definition.
2668 (redirect_edge_var_map_add): New.
2669 (redirect_edge_var_map_clear): New.
2670 (redirect_edge_var_map_dup): New.
2671 (redirect_edge_var_map_vector): New.
2672 (redirect_edge_var_map_destroy): New.
2673 (ssa_redirect_edge): Replace PENDING_STMT use with
2674 redirect_edge_var_map_*.
2675 (flush_pending_stmts): Same.
2676 (delete_tree_ssa): Destroy edge var map.
2677 * tree-flow.h (struct _edge_var_map): New.
2678 Define edge_var_map vector type.
2679 Declare redirect_edge_var_map_* prototypes.
2680 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2681 * tree-cfg.c (reinstall_phi_args): Replace
2682 PENDING_STMT use with redirect_edge_var_map_*.
2684 2008-03-05 Richard Guenther <rguenther@suse.de>
2686 PR tree-optimization/35472
2687 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2688 whose single use_stmt has a overlapping set of loaded and
2689 stored symbols as that use_stmt might be a noop assignment then.
2691 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2693 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2695 2008-03-05 Richard Guenther <rguenther@suse.de>
2698 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2699 should be constants.
2700 * tree-cfg.c (verify_expr): Verify it.
2701 * fold-const.c (fold_truthop): Remove code generating
2702 BIT_FIELD_REFs of structure bases.
2703 (fold_binary): Likewise.
2704 (fold_ternary): Position and size of BIT_FIELD_REFs are
2705 always host integers.
2706 (make_bit_field_ref): Remove.
2707 (optimize_bit_field_compare): Remove.
2708 (all_ones_mask_p): Remove.
2710 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2713 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2714 (split_block_and_df_analyze): New. Split basic block and rebuild
2716 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2718 (split_pattern_seq): Likewise.
2719 (erase_matching_seqs): Likewise.
2720 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2722 2008-03-04 Geoff Keating <geoffk@apple.com>
2724 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
2725 declaration and code.
2726 (tree_invalid_nonnegative_warnv_p): Likewise.
2728 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2730 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
2731 examples. Truncate option-names then causing overfull hbox.
2733 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2736 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
2738 * configure: Rebuilt.
2740 2008-03-04 Rafael Espindola <espindola@google.com>
2742 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
2743 (tree_unary_nonnegative_warnv_p): New.
2744 (tree_binary_nonnegative_warnv_p): New.
2745 (tree_single_nonnegative_warnv_p): New.
2746 (tree_invalid_nonnegative_warnv_p): New.
2747 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2749 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2752 * opts.c (handle_option): Postpone 'unknown option' errors only for
2755 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
2758 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
2761 2008-03-04 Rafael Espindola <espindola@google.com>
2763 * fold-const.c (tree_unary_nonzero_warnv_p): New.
2764 (tree_binary_nonzero_warnv_p): New.
2765 (tree_single_nonzero_warnv_p): New.
2766 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
2768 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
2771 * fold-const.c (fold_cond_expr_with_comparison): Prevent
2772 transformations for modes that have signed zeros.
2773 * ifcvt.c (noce_try_abs): Ditto.
2775 2008-03-04 Joseph Myers <joseph@codesourcery.com>
2777 * config/i386/i386.c (override_options): Force
2778 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
2780 2008-03-04 Jan Hubicka <jh@suse.cz>
2783 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
2786 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2788 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
2789 label to probe the stack.
2791 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2793 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
2794 (__gthr_win32_mutex_destroy): Declare.
2795 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
2796 __gthr_win32_mutex_destroy.
2797 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2799 2008-03-03 Jan Hubicka <jh@suse.cz>
2802 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
2803 aggressive on inlining cold calls.
2805 2008-03-03 Richard Guenther <rguenther@suse.de>
2807 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
2808 struct copies into the expression table.
2809 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
2810 (try_to_simplify): Likewise.
2811 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
2812 integral and pointer arguments which do not change the
2813 precision to NOP_EXPRs.
2814 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
2815 VIEW_CONVERT_EXPR case.
2817 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
2819 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
2820 defined in a loop at depth 0 is invariant.
2821 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2822 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
2823 be called at loop depth 0.
2825 2008-03-02 Jakub Jelinek <jakub@redhat.com>
2828 * gcc.c (process_command): Update copyright notice dates.
2829 * gcov.c (print_version): Likewise.
2830 * gcov-dump.c (print_version): Likewise.
2831 * mips-tfile.c (main): Likewise.
2832 * mips-tdump.c (main): Likewise.
2834 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2837 * c-common.c (flag_permissive): Delete.
2838 (constant_expression_warnings): Check flags first.
2839 (constant_expression_error): New.
2840 * c-common.h (flag_permissive): Delete.
2841 (constant_expression_error): Declare.
2842 * flags.h (flag_permissive): Declare. Update description.
2843 * diagnostic.c (pedwarn): Update.
2845 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
2846 (permissive_error_kind): New.
2847 * toplev.c (flag_permissive): Define. Update description.
2848 * toplev.h (permissive_error_kind): Declare.
2849 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
2850 (pedwarn_c90): Use pedantic_warning_kind.
2851 * c-opts.c (c_common_post_options): flag_permissive does not affect
2852 flag_pedantic_errors.
2854 2008-03-02 Joseph Myers <joseph@codesourcery.com>
2856 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
2857 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
2858 __absvsi2, __absvDI2): Use unsigned arithmetic.
2860 2008-03-02 Andi Kleen <ak@suse.de>
2861 Richard Guenther <rguenther@suse.de>
2863 * struct-equiv.c: Remove file.
2864 * cfg_cleanup.c (condjump_equiv_p): Remove.
2865 * Makefile.in (OBJS-common): Remove struct-equiv.o.
2866 (struct-equiv.o): Remove rule.
2867 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2868 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2869 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2871 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2873 * ifcvt.c (noce_process_if_block): Try to handle only the then
2874 block if the else block exists but isn't suitable.
2876 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2879 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2880 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2881 regression from previous patch.
2883 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2886 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2888 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2889 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2890 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2891 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2892 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2893 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2894 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2895 (__gthread_mutex_destroy_function): Rename to
2896 __gthread_mutex_destroy.
2897 * gthr-dce.h (__gthread_mutex_destroy): Call
2898 pthread_mutex_destroy.
2899 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2900 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2901 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2903 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2905 * df-scan.c (df_ref_chain_change_bb): Simplify.
2906 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2907 set_block_for_insn if there's any change.
2908 * df.h ((df_insn_change_bb): Fix prototype.
2909 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2910 df_insn_change_bb, don't call set_block_for_insn.
2911 * emit-rtl.c (reorder_insns): Likewise.
2912 * haifa-sched.c (move_insn): Likewise.
2914 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2916 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2918 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2920 * tree-flow-inline.h (next_readonly_imm_use): Return
2921 NULL_USE_OPERAND_P after the end.
2923 2008-03-01 Richard Guenther <rguenther@suse.de>
2925 PR tree-optimization/35411
2926 * tree-sra.c (sra_build_assignment): Split conversion to
2927 final type to a separate statement if we are not assigning
2930 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2932 * fold-const.c (fold_convertible_p): Correct the logic to follow
2933 that in fold_convert().
2935 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
2938 * tree-inline.c (build_duplicate_type): When we make a
2939 duplicate type, make it unique in the canonical types system.
2941 2008-02-29 Tom Tromey <tromey@redhat.com>
2943 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
2944 input_file_stack_history, input_file_stack_restored): Remove.
2945 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2946 * input.h (struct file_stack): Remove.
2947 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2948 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
2950 * diagnostic.h (struct diagnostic_context) <last_module>: Change
2952 (diagnostic_last_module_changed): Add 'map' argument.
2953 (diagnostic_set_last_function): Likewise.
2954 * diagnostic.c (undiagnostic_report_current_module): Iterate using
2955 line map, not input_file_stack.
2956 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2958 2008-02-29 Paul Brook <paul@codesourcery.com>
2960 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2962 2008-02-29 Paul Brook <paul@codesourcery.com>
2964 * config/arm/ieee754-df.S (muldf3): Use RET macros.
2966 2008-02-29 Richard Guenther <rguenther@suse.de>
2968 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
2970 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
2971 value for comparing for a store match.
2972 (simplify_unary_expression): Do nothing for SSA_NAMEs.
2973 (try_to_simplify): Do not do a full-blown reference lookup.
2975 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2977 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
2978 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2980 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2982 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
2984 * tree-loop-linear.c (try_interchange_loops): Compare memory access
2985 strides against cache sizes.
2987 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2989 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
2992 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
2994 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
2995 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
2996 is smaller than the original promoted value.
2997 (simplify_subreg): If OP is a SUBREG, try to preserve its
2998 SUBREG_PROMOTED_VAR_P information.
3000 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
3002 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
3003 (VN_INFO_GET): Allocate new objects on the obstack.
3004 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
3005 for rpo_numbers_temp, for consistency.
3006 (free_scc_vn): Free the obstack.
3008 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
3010 * doc/invoke.texi: Document -ftree-loop-distribution.
3011 * tree-loop-distribution.c: New.
3012 * tree-pass.h (pass_loop_distribution): New.
3013 * graphds.h (struct graph): Add htab_t indices.
3014 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
3015 * tree-vectorizer.c (rename_variables_in_loop): Extern.
3016 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
3017 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
3018 * tree-data-ref.c (debug_data_dependence_relations): New.
3019 (dump_data_dependence_relation): Also print data references.
3020 (free_data_ref): Extern.
3021 (same_access_functions): Moved...
3022 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
3023 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3024 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
3025 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
3026 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
3027 (stmts_from_loop): Skip LABEL_EXPR.
3028 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
3030 (build_rdg): Initialize rdg->indices htab.
3031 (free_rdg, stores_from_loop, ref_base_address,
3032 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
3033 have_similar_memory_accesses_1, ref_base_address_1,
3034 remove_similar_memory_refs): New.
3035 * tree-data-ref.h: Depend on tree-chrec.h.
3036 (debug_data_dependence_relations, free_data_ref): Declared.
3037 (same_access_functions): ... here.
3038 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
3040 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
3041 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
3042 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
3043 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3044 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
3045 rdg_vertex_for_stmt): Declared.
3046 (struct rdg_edge): Add level.
3048 (free_rdg, stores_from_loop, remove_similar_memory_refs,
3049 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
3051 (rdg_has_similar_memory_accesses): New.
3052 * tree-vect-analyze.c: Remove unused static decls.
3053 * lambda.h (dependence_level): New.
3054 * common.opt (ftree-loop-distribution): New.
3055 * tree-flow.h (mark_virtual_ops_in_bb,
3056 slpeel_tree_duplicate_loop_to_edge_cfg,
3057 rename_variables_in_loop): Declared.
3058 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
3059 (OBJS-common): Add tree-loop-distribution.o.
3060 (tree-loop-distribution.o): New rule.
3061 * tree-cfg.c (mark_virtual_ops_in_bb): New.
3062 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
3063 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
3065 2008-02-28 Joseph Myers <joseph@codesourcery.com>
3068 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
3069 other than structures and unions.
3071 2008-02-28 Richard Guenther <rguenther@suse.de>
3074 2008-02-26 Richard Guenther <rguenther@suse.de>
3076 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3077 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3078 (lookup_decl_from_uid): Declare.
3079 (remove_decl_from_map): Likewise.
3080 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3081 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3082 (decl_for_uid_map): New global hashtable mapping DECL_UID
3084 (init_ttree): Allocate it.
3085 (insert_decl_to_uid_decl_map): New helper function.
3086 (make_node_stat): Insert new decls into the map.
3087 (copy_node_stat): Likewise.
3088 (lookup_decl_from_uid): New function.
3089 (remove_decl_from_map): Likewise.
3090 (print_decl_for_uid_map_statistics): New helper.
3091 (dump_tree_statistics): Call it.
3093 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3094 (referenced_var_iterator): Adjust.
3095 (FOR_EACH_REFERENCED_VAR): Adjust.
3096 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3097 (num_referenced_vars): Adjust.
3098 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3099 (first_referenced_var): Remove.
3100 (end_referenced_vars_p): Likewise.
3101 (next_referenced_var): Likewise.
3102 (referenced_var_iterator_set): New helper function.
3103 * tree-dfa.c (referenced_var_lookup): Adjust.
3104 (referenced_var_check_and_insert): Likewise.
3105 (remove_referenced_var): Likewise.
3106 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3107 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3108 (verify_call_clobbering): Likewise.
3109 (verify_memory_partitions): Likewise.
3110 (init_tree_ssa): Allocate bitmap instead of hashtable for
3112 (delete_tree_ssa): Adjust.
3113 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3114 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3115 (compute_tag_properties): Likewise.
3116 (set_initial_properties): Likewise.
3117 (find_partition_for): Likewise.
3118 (update_reference_counts): Likewise.
3119 (dump_may_aliases_for): Likewise.
3120 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3121 (add_call_clobber_ops): Likewise.
3122 (add_call_read_ops): Likewise.
3123 (get_asm_expr_operands): Likewise.
3124 * tree-into-ssa.c (dump_decl_set): Likewise.
3125 (update_ssa): Likewise.
3126 * tree-sra.c (scan_function): Likewise.
3127 (decide_instantiations): Likewise.
3128 (scalarize_parms): Likewise.
3129 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3130 (dsa_named_for): Likewise.
3131 * tree-ssa-structalias.c (update_alias_info): Likewise.
3132 (merge_smts_into): Likewise.
3134 2008-02-27 David Daney <ddaney@avtrex.com>
3137 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
3138 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
3139 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
3140 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
3141 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
3143 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
3146 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
3147 (BUILT_IN_NEXTTOWARD): Remove.
3148 (BUILT_IN_NEXTTOWARDF): Ditto.
3149 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
3150 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
3152 2008-02-27 Tom Tromey <tromey@redhat.com>
3154 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
3155 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
3157 2008-02-27 Jan Beulich <jbeulich@novell.com>
3159 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
3160 update the respective field on newdecl.
3162 2008-02-27 Revital Eres <eres@il.ibm.com>
3164 PR rtl-optimization/34999
3165 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
3166 crossing edges that ends with a call insn.
3167 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
3168 call insn and clear the EDGE_CROSSING flag of the crossing edge
3169 when fixing fallthru edges.
3171 2008-02-27 Richard Guenther <rguenther@suse.de>
3174 * fold-const.c (fold_unary): Return the correct argument,
3175 converted to the result type.
3177 2008-02-27 Richard Guenther <rguenther@suse.de>
3180 * expr.c (expand_expr_real_1): Assert on rotates that operate
3182 * fold-const.c (fold_binary): Use the types precision, not the
3183 bitsize of the mode if folding rotate expressions. Build rotates
3184 only for full modes.
3186 2008-02-27 Jakub Jelinek <jakub@redhat.com>
3188 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
3190 * c-pragma.c (pragma_ns_name): New typedef.
3191 (registered_pp_pragmas): New variable.
3192 (c_pp_lookup_pragma): New function.
3193 (c_register_pragma_1): If flag_preprocess_only, do nothing
3194 for non-expanded pragmas, for expanded ones push pragma's
3195 namespace and name into registered_pp_pragmas vector.
3196 (c_invoke_pragma_handler): Register OpenMP pragmas even when
3197 flag_preprocess_only, don't register GCC pch_preprocess
3198 pragma if flag_preprocess_only.
3199 * c-opts.c (c_common_init): Call init_pragma even if
3200 flag_preprocess_only.
3201 * c-pragma.c (c_pp_lookup_pragma): New prototype.
3202 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
3203 cpp_register_pragma if flag_preprocess_only.
3205 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3208 * c-parser.c (c_parser_translation_unit): Warn for empty
3209 translation unit, not empty source file.
3211 2008-02-26 Paul Brook <paul@codesourcery.com>
3213 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
3214 operand for Thumb-2.
3215 * config/arm/arm.h (reg_class): Add CORE_REGS.
3216 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
3217 (BASE_REG_CLASS): Use CORE_REGS.
3218 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
3219 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
3220 (REGNO_OK_FOR_INDEX_P): Exclude SP.
3221 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
3222 ARM_REGNO_OK_FOR_INDEX_P.
3223 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
3224 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
3225 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
3226 (ldm/stm peepholes): Ditto.
3227 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
3228 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
3229 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
3230 * config/arm/constraints.md: Enable "k" constraint on ARM.
3232 2008-02-27 Ben Elliston <bje@au.ibm.com>
3234 * config/rs6000/rs6000.c: Annotate cache line size field in all
3235 instances of struct processor_costs.
3237 2008-02-26 David Edelsohn <edelsohn@gnu.org>
3239 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
3240 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
3241 jump_bypass): New counters.
3242 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
3243 * dce.c (gate_ud_dce): Same.
3244 (gate_fast_dce): Same.
3245 * dse.c (gate_dse1): New function.
3246 (gate_dse2): New function.
3247 (gate_dse): Merge results of new gate functions.
3248 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3249 (gate_handle_jump_bypass): Add dbg_cnt.
3250 (gate_handle_gcse): Add dbg_cnt.
3251 * ifcvt.c (gate_handle_if_conversion): Same.
3252 (gate_handle_if_after_combine): Same.
3253 (gate_handle_if_after_reload): Same.
3254 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3256 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3258 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3260 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3262 2008-02-26 Jason Merrill <jason@redhat.com>
3265 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3266 alone if it's the naming decl for the type's main variant.
3268 2008-02-26 Tom Tromey <tromey@redhat.com>
3270 * system.h (USE_MAPPED_LOCATION): Poison.
3271 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3272 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3273 (make_goto_expr_edges): Likewise.
3274 (remove_bb): Likewise.
3275 (execute_warn_function_return): Likewise.
3276 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3278 * c-common.c (fname_decl): Remove old location code.
3279 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3281 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3283 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3284 (gen_rtx_ASM_INPUT): Likewise.
3285 (gen_rtx_ASM_INPUT_loc): Likewise.
3286 (get_rtx_asm_OPERANDS): Remove.
3287 * cfglayout.c (insn_locators_alloc): Remove old location code.
3288 (set_curr_insn_source_location): Likewise.
3289 (curr_insn_locator): Likewise.
3290 * print-tree.c (print_node): Remove old location code.
3291 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3292 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3293 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3294 location_from_locus.
3295 (construct_exit_block): Remove old location code.
3296 * emit-rtl.c (force_next_line_note): Remove old location code.
3297 * profile.c (branch_prob): Remove old location code.
3298 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3299 LOC_LINE): Remove old-location variants.
3300 * langhooks.c (lhd_print_error_function): Remove old location
3302 * configure, config.in: Rebuilt.
3303 * configure.ac (--enable-mapped-location): Remove.
3304 * c-decl.c (c_init_decl_processing): Remove old location code.
3305 (finish_function): Likewise.
3306 * recog.c (decode_asm_operands): Remove old location code.
3307 * c-pch.c (c_common_read_pch): Remove old location code.
3308 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3310 * gimple-low.c (lower_function_body): Remove old location code.
3311 * toplev.c (unknown_location): Remove.
3312 (push_srcloc): Remove old-location variant.
3313 (process_options): Remove old location code.
3314 (lang_dependent_init): Likewise.
3315 * input.h (UNKNOWN_LOCATION): Move definition.
3316 (location_t): Undeprecate.
3317 (source_locus): Remove.
3318 (location_from_locus): Remove.
3319 (struct location_s): Remove.
3320 Remove all old-location code.
3321 (input_line, input_filename): Remove.
3322 * final.c (final_scan_insn): Remove old location code.
3323 * diagnostic.c (diagnostic_build_prefix): Remove
3324 USE_MAPPED_LOCATION test.
3325 * tree.h (gimple_stmt) <locus>: Now a location_t.
3326 (tree_exp) <locus>: Likewise.
3327 (DECL_IS_BUILTIN): Remove old-location variant.
3328 (annotate_with_file_line, annotate_with_locus): Likewise.
3329 (expr_locus, set_expr_locus): Update.
3330 * tree.c (build1_stat): Remove old location code.
3331 (last_annotated_node): Remove.
3332 (annotate_with_file_line): Remove old-location variant.
3333 (annotate_with_locus): Likewise.
3334 (expr_location): Remove old location code.
3335 (set_expr_location): Likewise.
3336 (expr_has_location): Likewise.
3337 (expr_locus): Likewise.
3338 (set_expr_locus): Likewise.
3339 (expr_filename): Don't use location_from_locus.
3340 (expr_lineno): Likewise.
3341 * rtl-error.c (location_for_asm): Remove old location code.
3342 * c-lex.c (cb_line_change): Remove old location code.
3343 (fe_file_change): Likewise.
3344 (cb_def_pragma): Likewise.
3345 (c_lex_with_flags): Likewise.
3346 * gengtype.c (do_typedef): Don't special-case location types.
3347 (define_location_structures): Remove.
3348 (main): Don't call define_location_structures.
3349 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3352 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3355 * builtins.def (BUILT_IN_STDARG_START): Remove.
3356 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3357 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3358 * tree-inline.c (inline_forbidden_p_1): Likewise.
3360 2008-02-26 Richard Guenther <rguenther@suse.de>
3362 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3363 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3364 (lookup_decl_from_uid): Declare.
3365 (remove_decl_from_map): Likewise.
3366 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3367 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3368 (decl_for_uid_map): New global hashtable mapping DECL_UID
3370 (init_ttree): Allocate it.
3371 (insert_decl_to_uid_decl_map): New helper function.
3372 (make_node_stat): Insert new decls into the map.
3373 (copy_node_stat): Likewise.
3374 (lookup_decl_from_uid): New function.
3375 (remove_decl_from_map): Likewise.
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 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3423 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3424 * c-opts.c (c_common_handle_option): Wall enables
3425 Wvolatile-register-var.
3426 * common.opt: Move Wvolatile-register-var to...
3429 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3431 * common.opt (Wlarger-than=): New.
3432 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3434 * opts.c (common_handle_option): Handle -Wlarger-than=.
3435 * optc-gen.awk: Likewise.
3436 * opth-gen.awk: Likewise.
3437 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3438 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3440 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3442 * c-common.c (match_case_to_enum_1): Add appropriate
3443 OPT_W* parameter to warning.
3444 (c_do_switch_warnings): Likewise.
3445 * c-typeck.c (warning_init): Add one more parameter following
3447 (push_init_level): Update call to warning_init.
3448 (pop_init_level): Likewise.
3449 (add_pending_init): Likewise.
3450 (output_init_element: Likewise.
3452 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3455 * toplev.c (toplev_main): If there are warnings or error, print
3456 errors for ignored options.
3457 * opts.c (ignored_options): New static variable.
3458 (postpone_unknown_option_error): New.
3459 (print_ignored_options): New.
3460 (handle_option): Postpone errors for unknown -Wno-* options.
3461 * opts.h (print_ignored_options): Declare.
3463 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3465 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3468 2008-02-25 Richard Guenther <rguenther@suse.de>
3471 2008-02-25 Richard Guenther <rguenther@suse.de>
3473 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3474 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3475 (lookup_decl_from_uid): Declare.
3476 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3477 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3478 (decl_for_uid_map): New global hashtable mapping DECL_UID
3480 (init_ttree): Allocate it.
3481 (insert_decl_to_uid_decl_map): New helper function.
3482 (make_node_stat): Insert new decls into the map.
3483 (copy_node_stat): Likewise.
3484 (lookup_decl_from_uid): New function.
3485 (print_decl_for_uid_map_statistics): New helper.
3486 (dump_tree_statistics): Call it.
3488 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3489 (referenced_var_iterator): Adjust.
3490 (FOR_EACH_REFERENCED_VAR): Adjust.
3491 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3492 (num_referenced_vars): Adjust.
3493 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3494 (first_referenced_var): Remove.
3495 (end_referenced_vars_p): Likewise.
3496 (next_referenced_var): Likewise.
3497 (referenced_var_iterator_set): New helper function.
3498 * tree-dfa.c (referenced_var_lookup): Adjust.
3499 (referenced_var_check_and_insert): Likewise.
3500 (remove_referenced_var): Likewise.
3501 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3502 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3503 (verify_call_clobbering): Likewise.
3504 (verify_memory_partitions): Likewise.
3505 (init_tree_ssa): Allocate bitmap instead of hashtable for
3507 (delete_tree_ssa): Adjust.
3508 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3509 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3510 (compute_tag_properties): Likewise.
3511 (set_initial_properties): Likewise.
3512 (find_partition_for): Likewise.
3513 (update_reference_counts): Likewise.
3514 (dump_may_aliases_for): Likewise.
3515 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3516 (add_call_clobber_ops): Likewise.
3517 (add_call_read_ops): Likewise.
3518 (get_asm_expr_operands): Likewise.
3519 * tree-into-ssa.c (dump_decl_set): Likewise.
3520 (update_ssa): Likewise.
3521 * tree-sra.c (scan_function): Likewise.
3522 (decide_instantiations): Likewise.
3523 (scalarize_parms): Likewise.
3524 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3525 (dsa_named_for): Likewise.
3526 * tree-ssa-structalias.c (update_alias_info): Likewise.
3527 (merge_smts_into): Likewise.
3529 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3532 * doc/invoke.texi (-fcx-limited-range): Document new option.
3533 * toplev.c (process_options): Handle -fcx-fortran-rules.
3534 * common.opt: Add documentation for -fcx-fortran-rules.
3536 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3539 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3540 actual behaviour and C99.
3542 2008-02-26 Ben Elliston <bje@au.ibm.com>
3544 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3545 (ASM_CPU_POWER6_SPEC): Likewise.
3546 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3547 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3548 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3550 2008-02-25 Richard Guenther <rguenther@suse.de>
3552 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3553 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3554 (lookup_decl_from_uid): Declare.
3555 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3556 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3557 (decl_for_uid_map): New global hashtable mapping DECL_UID
3559 (init_ttree): Allocate it.
3560 (insert_decl_to_uid_decl_map): New helper function.
3561 (make_node_stat): Insert new decls into the map.
3562 (copy_node_stat): Likewise.
3563 (lookup_decl_from_uid): New function.
3564 (print_decl_for_uid_map_statistics): New helper.
3565 (dump_tree_statistics): Call it.
3567 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3568 (referenced_var_iterator): Adjust.
3569 (FOR_EACH_REFERENCED_VAR): Adjust.
3570 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3571 (num_referenced_vars): Adjust.
3572 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3573 (first_referenced_var): Remove.
3574 (end_referenced_vars_p): Likewise.
3575 (next_referenced_var): Likewise.
3576 (referenced_var_iterator_set): New helper function.
3577 * tree-dfa.c (referenced_var_lookup): Adjust.
3578 (referenced_var_check_and_insert): Likewise.
3579 (remove_referenced_var): Likewise.
3580 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3581 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3582 (verify_call_clobbering): Likewise.
3583 (verify_memory_partitions): Likewise.
3584 (init_tree_ssa): Allocate bitmap instead of hashtable for
3586 (delete_tree_ssa): Adjust.
3587 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3588 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3589 (compute_tag_properties): Likewise.
3590 (set_initial_properties): Likewise.
3591 (find_partition_for): Likewise.
3592 (update_reference_counts): Likewise.
3593 (dump_may_aliases_for): Likewise.
3594 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3595 (add_call_clobber_ops): Likewise.
3596 (add_call_read_ops): Likewise.
3597 (get_asm_expr_operands): Likewise.
3598 * tree-into-ssa.c (dump_decl_set): Likewise.
3599 (update_ssa): Likewise.
3600 * tree-sra.c (scan_function): Likewise.
3601 (decide_instantiations): Likewise.
3602 (scalarize_parms): Likewise.
3603 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3604 (dsa_named_for): Likewise.
3605 * tree-ssa-structalias.c (update_alias_info): Likewise.
3606 (merge_smts_into): Likewise.
3608 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3611 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3612 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3613 * alias.h (nonoverlapping_memrefs_p): Likewise.
3615 2008-02-25 Jan Beulich <jbeulich@novell.com>
3617 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3618 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3619 __emultls_get_address, __emultls_register_common,
3620 __floatundi?f, and _Unwind_GetIPInfo.
3621 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3622 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3623 (gen_regparm_prefix): Likewise.
3624 (i386_nlm_encode_section_info): Sync with
3625 config/i386/winnt.c:i386_pe_encode_section_info().
3626 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3627 i386_nlm_mangle_decl_assembler_name): New.
3628 (netware_override_options): New.
3629 * config/i386/netware.h (netware_override_options): Declare.
3630 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3631 (i386_nlm_mangle_decl_assembler_name): Declare.
3632 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3634 2008-02-25 Ben Elliston <bje@au.ibm.com>
3637 * c-decl.c (grokdeclarator): Remove unused local variables
3638 `typedef_type' and `type_as_written'.
3640 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3641 unused local variable `has_hot_blocks'.
3642 (fix_crossing_conditional_branches): Remove unused local variable
3645 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3648 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3649 using DEF_C99_BUILTIN.
3650 (BUILT_IN_NANF): Ditto.
3651 (BUILT_IN_NANL): Ditto.
3653 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3654 Revital Eres <eres@il.ibm.com>
3656 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3657 regarding the order of two dependent insns in the same row.
3659 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3661 * stor-layout.c (layout_decl): Do not bump the alignment of a
3662 bit-field to more than byte alignment if it is packed.
3664 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3666 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3669 2008-02-24 Diego Novillo <dnovillo@google.com>
3671 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3674 * tree-vrp.c (vrp_evaluate_conditional): With
3675 -Wtype-limits, emit a warning when comparing against a
3676 constant outside the natural range of OP0's type.
3677 * c.opt (Wtype-limits): Move ...
3678 * common.opt (Wtype-limits): ... here.
3680 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3682 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3683 * config/rs6000/e300c2c3.md: New file.
3684 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3686 (rs6000_override_options): Add e300c2 and e300c3 cases to
3687 processor_target_table. Do not allow usage of Altivec or Spe
3688 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3689 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3690 * config/rs6000/rs6000.h (processor_type): Add
3691 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3692 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3693 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3694 and ppce300c3. Include e300c2c3.md.
3696 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3698 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3699 instead of TARGET_STRICT_ALIGN.
3701 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3703 * explow.c (memory_address): Assert that the generated address is
3706 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3709 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3710 * config/darwin-ppc-ldouble-patch.def: New file.
3711 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3712 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3713 SUBTARGET_INIT_BUILTINS if defined.
3714 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3717 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3720 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3721 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
3723 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3726 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
3727 file" warning condtional on -Winvalid-PCH.
3729 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3731 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
3733 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
3737 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
3738 prevent reload from using MMX registers.
3739 (*mov<mode>_internal): Ditto.
3740 (*movv2sf_internal_rex64): Ditto.
3741 (*movv2sf_internal): Ditto.
3743 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3745 PR documentation/31569
3746 * doc/install.texi2html: Use makeinfo --no-number-sections.
3748 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3750 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
3751 ensure that we can address an entire entity > 8 bytes. Don't
3752 generate reg+reg addressing for such data.
3754 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3756 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
3757 strings when optimizing for size, unless the target cares about
3760 2008-02-22 Tom Tromey <tromey@redhat.com>
3762 * regclass.c (current_pass): Remove declaration.
3764 2008-02-22 Anatoly Sokolov <aesok@post.ru>
3766 * config/avr/libgcc.S (__RAMPZ__): Define.
3767 (__do_copy_data): Add for devices with 128KB code memory.
3769 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3771 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3773 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
3775 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
3777 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
3780 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3783 * c-typeck.c (build_binary_op): Warn about floating point
3784 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
3786 2008-02-21 Janis Johnson <janis187@us.ibm.com>
3789 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
3790 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
3792 (rs6000_override_options): Set altivec_abi as default, not override,
3793 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
3794 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
3795 is used; use new member spe_abi.
3796 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
3797 spe_abi and altivec_abi.
3799 2008-02-22 Tomas Bily <tbily@suse.cz>
3801 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
3803 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3806 * config.build (build_file_translate): Set to `CMD //c' only if
3808 * Makefile.in (build_file_translate): Improve comment.
3810 2008-02-21 Jan Hubicka <jh@suse.cz>
3812 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
3813 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
3814 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
3816 2008-02-21 Michael Matz <matz@suse.de>
3819 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
3821 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
3823 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
3824 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
3826 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
3827 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
3828 SSE_VEC_FLOAT_MODE_P as insn constraint.
3829 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
3830 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
3831 sse4a_movntdf using MODEF mode iterator.
3832 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
3833 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
3834 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
3835 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
3836 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
3837 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
3838 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
3840 2008-02-21 Richard Guenther <rguenther@suse.de>
3842 * tree.def (PAREN_EXPR): New tree code.
3843 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
3845 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
3846 * expr.c (expand_expr_real_1): Likewise.
3847 * tree-inline.c (estimate_num_insns_1): Likewise.
3848 * tree-complex.c (expand_complex_move): Likewise.
3849 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
3852 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3855 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
3857 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3860 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
3862 * config/sh/sh.c (find_barrier): Don't go past
3863 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
3865 2008-02-20 DJ Delorie <dj@redhat.com>
3867 * config/h8300/h8300.md (insv): Force source operand to be a register.
3869 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3870 as a jump, not as a plain insn.
3872 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3874 * doc/invoke.texi (Warning Options): Add new option
3875 -Wframe-larger-than=.
3876 (-Wframe-larger-than): Document.
3878 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3879 Add declarations for new option variables.
3881 * final.c (final_start_function): Check the frame size
3882 before emission and issue a Wframe-larger-than warning.
3884 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3885 Add definitions for new option variables.
3886 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3888 * common.opt (Wframe-larger-than=): New option.
3890 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3892 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3893 (<sse>_div<mode>3): Ditto.
3894 (<sse>_vmdiv<mode>3): Ditto.
3895 (<sse>_vmsqrt<mode>2): Ditto.
3896 (*smax<mode>3): Ditto.
3897 (sse5_frcz<mode>2): Ditto.
3898 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3901 2008-02-20 Richard Guenther <rguenther@suse.de>
3904 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3905 be happy with INTEGRAL_TYPE_P.
3907 2008-02-20 Richard Guenther <rguenther@suse.de>
3909 * fold-const.c (split_tree): Associate floatig-point expressions
3910 if flag_associative_math is set.
3912 2008-02-20 Richard Guenther <rguenther@suse.de>
3914 * tree.h (fold_real_zero_addition_p): Declare.
3915 * fold-const.c (fold_real_zero_addition_p): Export.
3916 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3917 floating-point operations with zero and one.
3919 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
3921 * doc/install.texi: Correct references to CFLAGS, replacing them
3922 with BOOT_CFLAGS. Document flags used during bootstrap for
3925 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3927 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
3928 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
3929 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
3931 (smin<mode>3): Ditto from similar patterns.
3932 (smax<mode>3): Ditto.
3933 (*ieee_smin<mode>3): Ditto.
3934 (*ieee_smax<mode>3): Ditto.
3935 * config/i386/sse.md (sse): New mode attribute.
3936 (mov<mode>): Macroize expander from movv4sf and movv2df using
3937 SSEMODEF2P mode iterator.
3938 (<sse>_movnt<mode>): Ditto from similar patterns. Use
3939 SSE_VEC_FLOAT_MODE_P as insn constraint.
3940 (storent<mode>): Ditto.
3941 (storent<mode>): Macroize expander from storentsf and storentdf using
3942 MODEF mode iterator.
3943 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
3944 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
3945 (abs<mode>2): Ditto from similar patterns.
3946 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
3947 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
3948 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
3949 (<sse>_vmsqrt<mode>2): Ditto.
3950 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
3951 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
3952 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
3953 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
3954 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
3955 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
3956 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
3958 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
3959 iterator and SSE_FLOAT_MODE_P as insn constraint.
3960 (<sse>_ucomi): Ditto from similar patterns.
3961 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
3962 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
3963 SSE_VEC_FLOAT_MODE_P as insn constraint.
3964 (vcond<mode>): Ditto from similar patterns.
3965 (and<mode>3, *and<mode>3): Ditto.
3966 (<sse>_nand<mode>3): Ditto.
3967 (ior<mode>3, *ior<mode>3): Ditto.
3968 (xor<mode>3, *xor<mode>3): Ditto.
3969 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
3970 iterator and SSE_FLOAT_MODE_P as insn constraint.
3971 (*nand<mode>3): Ditto from similar patterns.
3972 (*ior<mode>3): Ditto.
3973 (*xor<mode>3): Ditto.
3975 2008-02-20 Ira Rosen <irar@il.ibm.com>
3977 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
3978 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
3979 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
3981 2008-02-19 Jan Hubicka <jh@suse.cz>
3983 * predict.c (tree_bb_level_predictions): Remove variable next
3984 mistakely introduced by previous commit.
3986 2008-02-19 Jan Hubicka <jh@suse.cz>
3988 * predict.c (predict_paths_leading_to): Rewrite.
3989 (predict_paths_for_bb): New.
3990 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
3992 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3995 * Makefile.in (build_file_translate): New.
3996 (gcc-vers.texi): Use it for translating $(abs_srcdir).
3997 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
3998 * configure.ac (build_file_translate): Substitute it.
3999 * configure: Regenerate.
4001 2008-02-19 Jan Hubicka <jh@suse.cz>
4003 PR rtl-optimization/34408
4004 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
4007 2008-02-19 Jan Hubicka <jh@suse.cz>
4010 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
4013 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
4016 * config/i386/i386-modes.def: Revert the last DI alignment
4017 change until Ada people can look into it.
4019 2008-02-19 Nick Clifton <nickc@redhat.com>
4021 * opts.c (print_specific_help): Fix typo in --help text.
4023 2008-02-19 Jakub Jelinek <jakub@redhat.com>
4026 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
4027 32-bit inline asm without asm alternatives for host GCC < 3.0.
4029 2008-02-19 Richard Guenther <rguenther@suse.de>
4031 PR tree-optimization/34989
4032 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
4033 Allow propagation to INDIRECT_REF if we can simplify only.
4035 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4037 * c-common.c (warn_for_collisions_1): Use appropriate option when
4040 2008-02-19 Nick Clifton <nickc@redhat.com>
4043 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
4044 (handle_options): Fix indentation.
4045 (print_filtered_help): If no language-specific options were
4046 displayed tell the user how to list all the options supported by
4047 the language's front-end.
4048 (print_specific_help): Fix indentation and remove duplicate line.
4049 (common_handle_option): Handle the -v option.
4050 For --help enable the display of undocumented options if the -v
4051 switch has been included on the command line.
4052 For --help= check for overlaps in the arguments between the option
4053 classes and the language names and issue a warning when they
4054 cannot be disambiguated.
4055 * c.opt (v): Pass on to the common option handler.
4057 2008-02-19 Revital Eres <eres@il.ibm.com>
4059 * modulo-sched.c (sms_schedule): Change dump message when
4060 create_ddg function fails.
4061 (try_scheduling_node_in_cycle): Rename row to cycle.
4062 (print_partial_schedule): Rename CYCLE to ROW.
4064 2008-02-19 Christian Bruel <christian.bruel@st.com>
4065 Zdenek Dvorak <ook@ucw.cz>
4067 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
4069 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4072 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
4073 (*x86_movdicc_0_m1_se): Ditto.
4075 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4077 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
4078 (CMPtype): Define as __gcc_CMPtype.
4079 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
4080 (CMPtype): Define as __gcc_CMPtype.
4082 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
4084 Support valgrind 3.3 for --enable-checking=valgrind.
4085 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
4087 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
4088 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
4089 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
4090 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
4091 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
4092 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
4093 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
4095 * ggc-zone.c: Similar.
4096 * ggc-page.c: Similar.
4098 2008-02-19 Paul Brook <paul@codesourcery.com>
4101 * config/arm/ieee754-df.S: Fix do_it typo.
4102 * config/arm/ieee754-sf.S: Fix do_it typo.
4104 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4107 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
4108 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
4109 (OPTION_MASK_ISA_SSE_SET): Likewise.
4110 (OPTION_MASK_ISA_SSE2_SET): Likewise.
4111 (OPTION_MASK_ISA_SSE3_SET): Likewise.
4112 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
4113 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
4114 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
4115 (OPTION_MASK_ISA_SSE4_SET): Likewise.
4116 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
4117 (OPTION_MASK_ISA_SSE5_SET): Likewise.
4118 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
4119 (OPTION_MASK_ISA_MMX_UNSET): Updated.
4120 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
4121 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4122 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4123 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4124 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4125 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4126 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4127 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
4128 (OPTION_MASK_ISA_SSE4): Removed.
4129 (ix86_handle_option): Turn on bits in ix86_isa_flags and
4130 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
4131 (override_options): Don't turn on implied SSE/MMX bits in
4134 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4136 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4139 2008-02-18 Joey Ye <joey.ye@intel.com>
4142 * tree-nested.c (insert_field_into_struct): Set type alignment
4143 to field alignment if the former is less than the latter.
4145 2008-02-18 Jakub Jelinek <jakub@redhat.com>
4147 * BASE-VER: Set to 4.4.0.
4149 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4151 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
4152 * doc/cfg.texi: Likewise.
4153 * doc/extend.texi: Likewise.
4154 * doc/gty.texi: Likewise.
4155 * doc/invoke.texi: Likewise.
4156 * doc/loop.texi: Likewise.
4157 * doc/md.texi: Likewise.
4158 * doc/passes.texi: Likewise.
4159 * doc/rtl.texi: Likewise.
4160 * doc/sourcebuild.texi: Likewise.
4161 * doc/tm.texi: Likewise.
4162 * doc/tree-ssa.texi: Likewise.
4164 2008-02-17 Richard Guenther <rguenther@suse.de>
4167 * tree-complex.c (init_parameter_lattice_values): Handle parameters
4168 without default definition.
4170 2008-02-17 Richard Guenther <rguenther@suse.de>
4172 PR tree-optimization/35231
4173 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
4176 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
4179 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4180 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4181 libgcc_cmp_return mode.
4183 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4186 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
4188 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
4190 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
4193 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4195 * doc/c-tree.texi: Use `@.' where appropriate.
4196 * doc/extend.texi: Likewise.
4197 * doc/install.texi: Likewise.
4198 * doc/invoke.texi: Likewise.
4199 * doc/loop.texi: Likewise.
4200 * doc/makefile.texi: Likewise.
4201 * doc/md.texi: Likewise.
4202 * doc/passes.texi: Likewise.
4203 * doc/standards.texi: Likewise.
4204 * doc/tm.texi: Likewise.
4206 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4209 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
4211 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
4212 rather than in entry_bb.
4214 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4216 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4217 libgcc_cmp_return mode.
4219 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4222 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
4223 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
4225 2008-02-15 Richard Guenther <rguenther@suse.de>
4226 Zdenek Dvorak <ook@ucw.cz>
4228 PR tree-optimization/35164
4229 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
4230 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
4231 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4232 Only propagate addresses which do not have abnormal SSA_NAMEs
4235 2008-02-15 Joseph Myers <joseph@codesourcery.com>
4238 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
4240 2008-02-15 Jan Hubicka <jh@suse.cz>
4243 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
4245 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4248 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4249 when calculating alignment_pad.
4251 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4253 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4254 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4255 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4256 and STACK_BOUNDARY define.
4258 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4260 PR preprocessor/35061
4261 * c-pragma.c (handle_pragma_pop_macro): Check that
4262 pushed_macro_table has been allocated.
4264 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4267 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4268 (force_gimple_operand): Likewise.
4269 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4270 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4271 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4272 (find_interesting_uses_address): Check addressability and alignment
4273 of the base expression only after substituting bases of IVs into it.
4275 2008-02-14 Michael Matz <matz@suse.de>
4278 * function.c (instantiate_virtual_regs_in_insn): Reload address
4279 before falling back to reloading the whole operand.
4281 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4283 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4284 before the first section switch note.
4286 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4288 * doc/bugreport.texi: Update copyright years.
4289 * doc/c-tree.texi: Likewise.
4290 * doc/cfg.texi: Likewise.
4291 * doc/cpp.texi: Likewise.
4292 * doc/cppinternals.texi: Likewise.
4293 * doc/fragments.texi: Likewise.
4294 * doc/frontends.texi: Likewise.
4295 * doc/gcc.texi: Likewise.
4296 * doc/gty.texi: Likewise.
4297 * doc/hostconfig.texi: Likewise.
4298 * doc/implement-c.texi: Likewise.
4299 * doc/libgcc.texi: Likewise.
4300 * doc/loop.texi: Likewise.
4301 * doc/makefile.texi: Likewise.
4302 * doc/options.texi: Likewise.
4303 * doc/passes.texi: Likewise.
4304 * doc/rtl.texi: Likewise.
4305 * doc/sourcebuild.texi: Likewise.
4306 * doc/standards.texi: Likewise.
4307 * doc/tree-ssa.texi: Likewise.
4308 * doc/trouble.texi: Likewise.
4310 * doc/extend.texi: Use @: or add comma where appropriate.
4311 * doc/invoke.texi: Likewise.
4312 * doc/tm.texi: Likewise.
4314 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4317 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4320 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4322 * doc/md.texi (clz, ctz): Add reference.
4323 * doc/rtl.texi (clz, ctz): Likewise.
4325 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4328 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4331 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4333 * config/s390/s390.c (struct constant_pool): New field
4334 emit_pool_after added.
4335 (s390_mainpool_start): Set the emit_pool_after flag according
4336 to the section switch notes.
4337 (s390_mainpool_finish): Consider emit_pool_after when emitting
4338 the literal pool at the end of the function.
4339 (s390_chunkify_start): Force literal pool splits at section
4342 2008-02-13 Michael Matz <matz@suse.de>
4345 * var-tracking.c (clobber_variable_part): Correctly traverse the
4348 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4351 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4352 Add -fdump-ipa-inline.
4353 * tree-dump.c (dump_files): Remove tree-inlined dump.
4354 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4356 2008-02-12 Richard Guenther <rguenther@suse.de>
4358 PR tree-optimization/35171
4359 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4362 2008-02-12 Richard Guenther <rguenther@suse.de>
4365 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4366 value-preserving mode. Disallow final truncation.
4368 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4371 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4372 code from here to...
4373 (force_gimple_operand): ...here.
4375 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4378 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4379 non-compatible pointers.
4380 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4381 different FIELD_DECLs, try harder by comparing field offsets, sizes
4385 * function.c (match_asm_constraints_1): Don't replace the same input
4388 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4390 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4391 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4392 (expand_epilogue): Restore RAMPZ register.
4393 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4395 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4397 * config/i386/cygwin.asm: (__alloca): Correct calling
4398 convention and alignment.
4399 (__chkstk): Force 8 byte stack alignment.
4401 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4402 Richard Guenther <rguenther@suse.de>
4404 PR tree-optimization/33992
4405 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4406 the zero we compare against.
4408 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4411 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4412 to CloseHandle after unlocking to prevent accumulation of handle
4415 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4418 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4419 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4420 and update LABEL_NUSES during and after reload.
4422 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4425 * combine.c (simplify_if_then_else): Make sure the comparison is
4426 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4428 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4431 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4432 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4433 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4434 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4435 * tree.h (get_type_static_bounds): Likewise.
4437 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4439 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4440 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4441 Make -Wfoo language annotations match what the compiler outputs.
4443 2008-02-08 Sa Liu <saliu@de.ibm.com>
4445 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4446 intrinsics spu_convts, spu_convtu, spu_convtf.
4447 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4449 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4451 * doc/extend.texi (Function Attributes) <noinline>: Mention
4452 asm ("") as method to keep calls.
4454 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4457 * doc/options.texi (Options): Replace references to opts.sh with
4459 * opts-common.c: Likewise.
4460 * optc-gen.awk: Likewise.
4462 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4464 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4466 2008-02-07 Richard Henderson <rth@redhat.com>
4469 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4470 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4473 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4475 PR tree-optimization/35085
4476 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4477 for operand entry oe2 in addition to operand entry oe3 in order to
4478 expose more opportunities for vectorizer sum reduction.
4480 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4483 * Makefile.in (LIBS): Remove $(GMPLIBS).
4484 (cc1-dummy, cc1): Add $(GMPLIBS).
4486 2008-02-06 Jan Hubicka <jh@suse.cz>
4489 * i386.md (moddf_integer): Do not produce partial memory stalls for
4490 targets where it hurts.
4492 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4495 * optabs.c (expand_float): Do not check for decimal modes when
4496 expanding unsigned integer through signed conversion.
4498 2008-02-06 Nick Clifton <nickc@redhat.com>
4500 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4501 inside the clobber with a match_operand and duplicated operand
4502 number in the constraint.
4503 (ineqbranchsi): Delete redundant comment.
4505 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4507 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4508 builtin_define ("__USE_INIT_FINI__").
4509 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4511 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4513 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4515 PR documentation/30330
4516 * doc/invoke.texi (C++ Dialect Options)
4517 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4518 For each warning option -Wfoo that allows -Wno-foo, ensure both
4519 -Wfoo and -Wno-foo are listed in the option index. Fix index
4520 entry of -Wswitch-default, index -Wnormalized= including the
4521 `=', and -Wlarger-than-@var{len} including @var{len}.
4523 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4525 * config/i386/i386.md (floatunssisf2): Use
4526 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4527 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4528 Macroize expander using MODEF mode iterator.
4530 2008-02-05 Diego Novillo <dnovillo@google.com>
4532 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4535 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4537 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4540 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4542 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4545 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4546 to indicate if a message should be generated.
4547 (init_cumulative_args): Updated.
4548 (function_value_32): Likewise.
4550 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4552 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4554 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4557 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4558 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4560 2008-02-04 Diego Novillo <dnovillo@google.com>
4562 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4565 * tree-vrp.c (vrp_evaluate_conditional): With
4566 -Wtype-limits, emit a warning when comparing against a
4567 constant outside the natural range of OP0's type.
4569 2008-02-04 Richard Guenther <rguenther@suse.de>
4572 * expr.c (count_type_elements): Give for unions instead of
4575 2008-02-04 Richard Guenther <rguenther@suse.de>
4578 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4579 to TYPE_DOMAINs base type instead of using bitsizetype here.
4581 2008-02-03 Jason Merrill <jason@redhat.com>
4583 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4585 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4588 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4589 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4590 (RS/6000 and PowerPC Options): Fix typos and markup.
4591 * doc/passes.texi (Tree-SSA passes): Likewise.
4593 2008-02-02 Michael Matz <matz@suse.de>
4596 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4597 from record_last_reg_set_info.
4598 (record_last_reg_set_info): Take an RTX argument, iterate over all
4599 constituent hardregs.
4600 (record_last_set_info, record_opr_changes): Change calls to
4601 new signature or to record_last_reg_set_info_regno.
4603 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4605 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4607 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4609 PR rtl-optimization/34773
4610 * reg-notes.def (EQUAL): Mention significance of combination of
4611 REG_EQUAL and REG_RETVAL.
4612 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4613 insn that has a REG_RETVAL.
4615 2008-02-01 Roger Sayle <roger@eyesopen.com>
4618 * configure.ac (--enable-fixed-point): Disable unless explicitly
4620 * configure: Regenerate.
4622 2008-02-01 Richard Guenther <rguenther@suse.de>
4625 * invoke.texi (-finline-limit): Remove no longer true parts
4626 of the documentation. Note that there is no default value.
4628 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4629 Mark Mitchell <mark@codesourcery.com>
4630 Ben Elliston <bje@au.ibm.com>
4633 * doc/extend.texi (Other Builtins): Document.
4635 2008-01-31 Tom Browder <tom.browder@gmail.com>
4637 * doc/c-tree.texi (Types): Fix grammar.
4638 (Expression trees): Ditto.
4639 * doc/passes.texi (Tree-SSA passes): Ditto.
4641 * doc/configterms.texi (Configure Terms): Fix typo.
4642 * doc/cpp.texi (Common Predefined Macros): Ditto.
4643 * doc/md.texi (Machine Constraints): Ditto.
4645 * doc/makefile.texi (Makefile): Add comma.
4647 2008-01-31 Tom Browder <tom.browder@gmail.com>
4648 Gerald Pfeifer <gerald@pfeifer.com>
4650 * doc/sourcebuild.texi (Front End): Remove references to CVS
4651 and CVSROOT/modules.
4652 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4653 (Back End): Remove reference to CVS.
4655 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4658 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4660 (mips16_gp_pseudo_reg): ...here.
4661 * config/mips/mips.md (load_const_gp): Replace with...
4662 (load_const_gp_<mode>): ...this :P-based insn.
4664 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4666 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4667 options. Minor fixes.
4668 (-std): Move reference to standards closer to where language
4669 standards are first mentioned.
4671 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4673 PR rtl-optimization/34995
4674 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4675 parameter and return a bool. If the rtx parameter is nonnull,
4676 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4677 (find_reloads): Update call accordingly. Pass the new operand
4678 if it needed no address reloads, otherwise pass null.
4680 2008-01-30 Richard Henderson <rth@redhat.com>
4683 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4684 for unbounded arrays.
4686 2008-01-30 Silvius Rus <rus@google.com>
4688 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4690 2008-01-30 Jan Hubicka <jh@suse.cz>
4693 * i386.c (init_cumulative_args): Use real function declaration when
4696 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4698 PR rtl-optimization/34998
4699 * global.c (build_insn_chain): Treat non-subreg_lowpart
4700 SUBREGs of pseudos as clobbering all the words covered by the
4701 SUBREG, not just all the bytes.
4702 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4703 original df_ref rather than an extract parameter.
4704 (global_conflicts): Update call accordingly.
4706 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4708 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4709 the overflow check to make it easier to read.
4710 (__fixtfdi): Change the type of the ll member in union
4711 long_double to UDItype_x.
4713 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4716 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4717 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4718 * tree-inline.c (fold_marked_statements): Call
4719 cgraph_update_edges_for_call_stmt if folding a call statement.
4720 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4721 debug_generic_stmt calls, reset it back afterwards.
4724 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
4726 * c-typeck.c (build_external_ref): Don't pedwarn about
4727 static vars in current function's scope.
4729 2008-01-29 Joseph Myers <joseph@codesourcery.com>
4731 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
4733 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
4736 * ipa-struct-reorg.c: Fix spelling.
4737 * params.def: Ditto.
4739 2008-01-29 Richard Guenther <rguenther@suse.de>
4742 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
4744 * tree-inline.c (remap_type): Increment remapping_type_depth
4745 around remapping types.
4746 (copy_body_r): Only add referenced variables if they are referenced
4747 from code, not types.
4749 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
4760 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
4761 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
4763 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
4766 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
4767 pointer for tiny stack.
4769 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4771 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
4773 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4775 * config/vx-common.h: Fix typo in comment.
4777 2008-01-28 Ian Lance Taylor <iant@google.com>
4781 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
4782 coalesce pointers if they have different DECL_NO_TBAA_P values.
4783 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
4784 between variables with different DECL_NO_TBAA_P values.
4786 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
4789 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
4790 are not legitimate small data references on SPE targets.
4792 2008-01-28 David Daney <ddaney@avtrex.com>
4794 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
4796 2008-01-28 David Daney <ddaney@avtrex.com>
4798 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
4800 2008-01-27 Joseph Myers <joseph@codesourcery.com>
4802 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
4803 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
4804 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
4805 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
4806 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4807 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
4808 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
4809 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
4811 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4813 * basic-block.h (condjump_equiv_p): Fix comment.
4815 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4817 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
4818 print_generic_stmt_indented): Fix comment.
4820 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4822 * configure.ac (__stack_chk_fail): Add detecion for availability
4823 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
4824 * configure: Regenerate.
4826 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
4829 * final.c (output_addr_const): Handle TRUNCATE.
4831 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
4834 * tree-ssa-loop-ivopts.c (comp_cost): New type.
4835 (zero_cost, infinite_cost): New constants.
4836 (struct cost_pair): Change type of cost to comp_cost.
4837 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
4838 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
4840 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
4841 split_address_cost, ptr_difference_cost, difference_cost,
4842 get_computation_cost_at, get_computation_cost,
4843 determine_use_iv_cost_generic, determine_use_iv_cost_address,
4844 determine_use_iv_cost_condition, determine_use_iv_costs,
4845 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
4846 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
4847 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
4848 Change type of cost to comp_cost.
4849 (determine_iv_cost): Increase cost of non-original ivs, instead
4850 of decreasing the cost of original ones.
4851 (get_address_cost): Indicate the complexity of the addressing mode
4853 (try_add_cand_for): Prefer using ivs not specific to some object.
4854 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
4856 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
4857 Janis Johnson <janis187@us.ibm.com>
4860 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
4861 (TARGET_INSTANTIATE_DECLS): Likewise.
4862 * target.h (expand_to_rtl_hook): New target hook.
4863 (instantiate_decls): Likewise.
4864 * function.c (instantiate_decl): Make non-static. Rename to...
4865 (instantiate_decl_rtl): ... this.
4866 (instantiate_expr): Use instantiate_decl_rtl.
4867 (instantiate_decls_1): Likewise.
4868 (instantiate_decls): Likewise.
4869 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4870 * function.h (instantiate_decl_rtl): Add prototype.
4871 * cfgexpand.c (target.h): New include.
4872 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4873 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4874 (TARGET_INSTANTIATE_DECLS): Likewise.
4875 (TARGET_INITIALIZER): New target hooks added.
4876 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4878 * config/rs6000/rs6000.c (tree-flow.h): New include.
4879 (machine_function): Add sdmode_stack_slot field.
4880 (rs6000_alloc_sdmode_stack_slot): New function.
4881 (rs6000_instantiate_decls): Likewise.
4882 (rs6000_secondary_memory_needed_rtx): Likewise.
4883 (rs6000_check_sdmode): Likewise.
4884 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4885 (TARGET_INSTANTIATE_DECLS): Likewise.
4886 (rs6000_hard_regno_mode_ok): Allow SDmode.
4887 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4888 (rs6000_emit_move): Handle SDmode.
4889 (function_arg_advance): Likewise.
4890 (function_arg): Likewise.
4891 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4892 SDmode var args for 32-bit compiles.
4893 (rs6000_secondary_reload_class): Handle SDmode.
4894 (rs6000_output_function_epilogue): Likewise.
4895 (rs6000_function_value): Simplify if statement.
4896 (rs6000_libcall_value): Likewise.
4897 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4898 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4899 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4900 (movsd_hardfloat): New define_insn.
4901 (movsd_softfloat): Likewise.
4902 (movsd_store): Likewise.
4903 (movsd_load): Likewise.
4904 (extendsddd2): Likewise.
4905 (extendsdtd2): Likewise.
4906 (truncddsd2): Likewise.
4907 (movdd_hardfloat64): Fixup comment.
4908 (UNSPEC_MOVSD_LOAD): New constant.
4909 (UNSPEC_MOVSD_STORE): Likewise.
4911 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4914 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4916 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4917 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4918 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
4921 2008-01-26 David Edelsohn <edelsohn@gnu.org>
4924 * config.gcc: Separate AIX 5.3 from AIX 6.1.
4925 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4926 __LONGDOUBLE128 too.
4927 * config/rs6000/aix61.h: New file.
4929 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4931 PR rtl-optimization/34959
4932 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
4933 popcount and parity rtxes the same mode as their operand.
4934 Truncate or extend the result to the return value's mode
4937 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4940 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
4941 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
4942 to GOT_VERSION_REGNUM.
4943 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
4944 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
4945 * config/mips/mips.c (mips_emit_call_insn): New function.
4946 (mips_call_tls_get_addr): Call mips_expand_call directly.
4947 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
4949 (mips16_build_call_stub): Likewise. Return the call insn or null.
4950 (mips_expand_call): Update the call to mips16_build_call_stub
4951 accordingly and a remove redundant condition. Assert that MIPS16
4952 stubs do not use lazy binding. Use mips_emit_call_insn and return
4954 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
4956 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
4957 (mips_avoid_hazard): Remove hazard_set handling.
4958 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
4959 (UNSPEC_RESTORE_GP): ...this.
4960 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
4961 (FAKE_CALL_REGNO): Rename to...
4962 (GOT_VERSION_REGNUM): ...this.
4963 (type): Add "ghost" value. Add an associated insn reservation.
4964 (hazard_set): Remove.
4965 (exception_receiver): Rename to...
4966 (restore_gp): ...this and update the unspec identifier accordingly.
4967 (exception_receiver, nonlocal_got_receiver): New expanders.
4968 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
4969 FAKE_CALL_REGNO. Remove hazard_set attribute.
4970 (set_got_version, update_got_version): New patterns.
4972 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
4975 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
4977 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4980 * doc/install.texi2html: Generate gcc-vers.texi.
4982 2008-01-25 DJ Delorie <dj@redhat.com>
4984 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4986 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4988 * config/c4x: Remove directory.
4989 * config.gcc (crx-*, mt-*): Mark obsolete.
4990 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
4991 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
4992 sh-*-rtemscoff*): Remove cases.
4993 * defaults.h (C4X_FLOAT_FORMAT): Remove.
4994 * real.c (encode_c4x_single, decode_c4x_single,
4995 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
4996 c4x_extended_format): Remove.
4997 * real.h (c4x_single_format, c4x_extended_format): Remove.
4998 * doc/extend.texi (interrupt, naked): Remove mention of attributes
5000 (Pragmas): Remove comment about c4x pragmas.
5001 * doc/install.texi (c4x): Remove target-specific instructions.
5002 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
5003 * doc/md.texi (Machine Constraints): Remove C4x documentation.
5004 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
5005 refer to C4x source files as examples.
5006 (C4X_FLOAT_FORMAT): Remove documentation.
5008 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
5010 * config/bfin/bfin.c (override_options): Reorder tests so that
5011 flag_pic gets enabled for -msep-data.
5013 2008-01-25 Richard Guenther <rguenther@suse.de>
5016 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
5017 to its bitfield precision if required.
5019 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5022 * tree-nested.c (walk_omp_for): New function.
5023 (convert_nonlocal_reference, convert_local_reference): Call
5024 walk_omp_for on OMP_FOR.
5025 (convert_call_expr): Call walk_body on OMP_FOR's
5026 OMP_FOR_PRE_INIT_BODY.
5028 2008-01-25 Richard Guenther <rguenther@suse.de>
5030 PR tree-optimization/34966
5031 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
5032 default defs and PHI_NODEs we have to insert after the
5035 2008-01-24 Nick Clifton <nickc@redhat.com>
5037 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
5038 Provide a default definition.
5039 (LIBGCC2_UNITS_PER_WORD): Likewise.
5041 * config/stormy16/stormy16.c: Include df.h for the prototype
5042 for df_regs_ever_live_p.
5043 (xstormy16_expand_builtin_va_start): Convert the stack offset
5044 into a component_ref and then use POINTER_PLUS_EXPR to add it
5045 to the incoming_virtual_args_rtx.
5046 (xstormy16_gimplify_va_arg_expr): Rename to
5047 xstormy16_gimplify_va_arg_expr.
5048 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
5049 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
5050 xstormy16_gimplify_va_arg_expr.
5051 Fix up some formatting issues.
5053 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
5054 Move to predicates.md.
5055 (xs_hi_general_operand): Likewise.
5056 (xs_hi_nonmemory_operand): Likewise.
5057 * config/stormy16/predicates.md:
5058 (xstormy16_carry_plus_operand): New predicate.
5059 (xs_hi_general_operand): New predicate.
5060 (xs_hi_nonmemory_operand): New predicate.
5061 * config/stormy16/stormy16-protos.h:
5062 (xstormy16_carry_plus_operand): Delete prototype.
5063 (xs_hi_general_operand): Likewise.
5064 (xs_hi_nonmemory_operand): Likewise.
5066 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
5067 modifiers as they are no longer needed and they can trigger
5068 reload spill failures.
5070 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
5071 with a match_operand in order to help reload.
5073 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
5074 constraint with 'e' for the 8th alternative as this version of
5075 the mov.w instruction only accepts the lower 8 registers.
5077 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
5080 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
5081 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
5084 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5087 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
5089 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5091 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
5093 (remove_structure): Update allocations list before removing structure.
5095 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5097 * ipa-struct-reorg.c (is_safe_cond_expr,
5098 create_new_stmts_for_cond_expr): Use integer_zerop function,
5099 that recognize not only zero-pointer, but zero-integer too.
5101 2008-01-25 Ben Elliston <bje@au.ibm.com>
5104 * fixproto: Escape "." in sed expression that strips leading "./".
5106 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
5109 * gcc.c (SWITCH_OK): Removed.
5110 (SWITCH_LIVE): Changed to bit.
5111 (SWITCH_FALSE): Likewise.
5112 (SWITCH_IGNORE): Likewise.
5113 (switchstr): Change live_cond to unsigned int.
5114 (process_command): Replace SWITCH_OK with 0.
5115 (do_self_spec): Likewise.
5116 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
5117 (give_switch): Likewise.
5118 (used_arg): Likewise.
5119 (do_spec_1): Set the SWITCH_IGNORE bit.
5120 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
5121 bits. Set the SWITCH_LIVE bit.
5123 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5125 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
5127 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
5129 PR tree-optimization/34472
5130 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
5131 parameter to a "bool *" and set *DATA to false if there is
5132 an unsafe access. Do not delete the structure here.
5133 (check_cond_exprs): Delete it here instead.
5134 (check_cond_exprs, exclude_cold_structs): Do not increase
5135 I when removing a structure.
5137 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
5140 * config/i386/i386.c (ix86_expand_vector_init): Consider only
5141 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
5143 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
5146 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
5147 a fixed vector for stack.
5149 2008-01-24 Ben Elliston <bje@au.ibm.com>
5152 * doc/gcc.texi (Software development): Add a direntry for g++.
5154 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
5156 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
5157 stale and straggling -fforce-addr comments above.
5159 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
5161 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
5162 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
5164 2008-01-23 Michael Matz <matz@suse.de>
5167 * dwarf2out.c (force_type_die): Use modified_type_die instead of
5170 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
5172 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
5175 2008-01-23 Anatoly Sokolov <aesok@post.ru>
5177 * config/avr/avr.c (avr_current_arch): New variable.
5178 (avr_arch_types): Add 'avr31' and 'avr51' entries.
5179 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
5180 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
5181 (avr_override_options): Init 'avr_current_arch'.
5182 (base_arch_s): Move from here...
5183 * config/avr/avr.h (base_arch_s): ... here. Add new members
5184 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
5185 'mega' to 'have_jmp_call'.
5186 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
5187 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
5189 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
5191 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5192 MULTILIB_MATCHES): (Ditto.).
5194 2008-01-23 Richard Guenther <rguenther@suse.de>
5197 * cgraphunit.c (cgraph_reset_node): Always mark the node
5198 not reachable if it is not queued already.
5200 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
5202 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
5203 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
5204 (cputype_selected): New static variable.
5205 (bfin_handle_option): Set it if -mcpu is used.
5206 (override_option): Select default set of workarounds if no cpu type
5207 selected on the command line.
5208 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
5210 From Michael Frysinger <michael.frysinger@analog.com>
5211 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
5212 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
5214 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
5215 for bf547, bf523, bf524, and bf526.
5216 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
5218 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5219 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
5220 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
5221 __ADSPBF547__ and __ADSPBF54x__ for bf547.
5222 * doc/invoke.texi (Blackfin Options): Document that
5223 -mcpu now accept bf547, bf523, bf524, and bf526.
5225 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
5227 PR rtl-optimization/34628
5228 * combine.c (try_combine): Stop and undo after the first combination
5229 if an autoincrement side-effect on the first insn has effectively
5232 2008-01-22 David Edelsohn <edelsohn@gnu.org>
5235 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5236 Offset addresses are not valid for Altivec or paired float modes.
5238 2008-01-22 Jakub Jelinek <jakub@redhat.com>
5241 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
5242 if DECL_INITIAL (decl) is error_mark_node.
5245 * c-common.c (handle_vector_size_attribute): Only allow
5246 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5247 the same way as pointer, array etc. types.
5248 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5251 * tree.c (build_type_attribute_qual_variant): Call
5252 build_qualified_type if attributes are equal, but quals are not.
5254 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5257 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5258 * flags.h (warn_strict_aliasing): Remove.
5259 (warn_strict_overflow): Remove.
5260 * opts.c (warn_strict_aliasing): Remove.
5261 (warn_strict_overflow): Remove.
5262 * c-opts.c (c_common_handle_option): -Wall only sets
5263 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5264 (c_common_post_options): Give default values to -Wstrict-aliasing
5265 and -Wstrict-overflow if they are uninitialized.
5266 * common.opt (Wstrict-aliasing): Specify Var and Init.
5267 (Wstrict-overflow): Likewise.
5269 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5271 PR rtl-optimization/26854
5272 PR rtl-optimization/34400
5273 PR rtl-optimization/34884
5274 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5276 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5277 (df_rd_bb_info.expanded_lr_out): Deleted
5278 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5279 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5280 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5281 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5282 Removed code to allocate, initialize or free expanded_lr_out.
5283 (df_rd_bb_local_compute_process_def): Restructured to make more
5285 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5286 sets if the sets are being trimmed.
5288 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5291 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5292 (as_vers): Likewise.
5293 * configure: Regenerated.
5295 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5298 * tree-pass.h (pass_build_alias): New pass.
5299 * tree-ssa-alias.c (gate_build_alias): New.
5300 (pass_build_alias): New.
5301 * passes.c (init_optimization_passes): Add pass_build_alias after
5302 pass_create_structure_vars.
5304 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5306 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5307 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5308 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5309 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5310 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5311 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5312 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5313 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5314 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5315 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5316 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5317 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5318 * config/s390/s390.md (FP_ALL): New mode iterator.
5319 (_d): New mode attribute.
5320 ("*signbit<mode>2>"): Changed mode of first operand.
5321 ("isinf<mode>2"): Changed mode of first operand.
5322 ("*TDC_insn"): Adaptation for DFP modes.
5324 2008-01-22 Ben Elliston <bje@au.ibm.com>
5326 * tree.c (check_qualified_type): Improve function description.
5328 2008-01-21 Jason Merrill <jason@redhat.com>
5331 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5332 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5335 2008-01-21 DJ Delorie <dj@redhat.com>
5337 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5340 2008-01-21 Richard Guenther <rguenther@suse.de>
5343 * tree-cfg.c (verify_expr): Allow all invariant expressions
5344 instead of just constant class ones as reference argument.
5345 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5346 like any other constant.
5347 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5349 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5351 * regmove.c (fixup_match_1): Update call crossed frequencies.
5353 2008-01-21 Richard Guenther <rguenther@suse.de>
5356 * tree-inline.c (setup_one_parameter): Deal with mismatched
5357 types using a VIEW_CONVERT_EXPR.
5359 2008-01-21 Alon Dayan <alond@il.ibm.com>
5360 Olga Golovanevsky <olga@il.ibm.com>
5362 PR tree-optimization/34701
5363 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5364 when the structure size is not a power of 2.
5366 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5368 * doc/install.texi: Add doc for --enable-checking=df.
5370 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5372 PR rtl-optimization/34808
5373 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5375 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5377 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5380 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5382 PR rtl-optimization/26854
5383 PR rtl-optimization/34400
5384 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5386 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5387 (df_rd_bb_info.expanded_lr_out): New.
5388 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5389 * loop_iv.c (iv_analysis_loop_init): Ditto.
5390 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5391 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5392 Added code to allocate, initialize or free expanded_lr_out.
5393 (df_rd_bb_local_compute_process_def): Restructured to make
5394 more understandable.
5395 (df_rd_confluence_n): Add code to do nothing with fake edges and
5396 code to no apply invalidate_by_call sets if the sets are being trimmed.
5397 (df_lr_local_finalize): Renamed to df_lr_finalize.
5398 (df_live_local_finalize): Renamed to df_live_finalize.
5400 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5403 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5404 deciding whether to use reciprocal instructions.
5406 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5408 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5409 dwarf2out_note_section_used if cold_text_section is NULL.
5411 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5413 PR gcov-profile/34610
5414 * tree-cfg.c (make_edges): Mark both outgoing edges from
5415 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5416 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5417 from OMP_FOR and OMP_CONTINUE outgoing edges.
5419 * tree-profile.c (tree_profiling): Return early if
5420 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5422 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5423 from cfun to child_cfun.
5424 * function.h (struct function): Add after_tree_profile bit.
5426 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5428 * config/avr/avr.S (_exit): Disable interrupt.
5430 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5431 Steven Bosscher <stevenb.gcc@gmail.com>
5433 PR rtl-optimization/26854
5434 PR rtl-optimization/34400
5435 * df-problems.c (df_live_scratch): New scratch bitmap.
5436 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5437 (df_live_reset): Clear the proper bitmaps.
5438 (df_live_bb_local_compute): Only process the artificial defs once
5439 since the order is not important.
5440 (df_live_init): Init the df_live sets only with the variables
5441 found live by df_lr.
5442 (df_live_transfer_function): Use the df_lr sets to prune the
5443 df_live sets as they are being computed.
5444 (df_live_free): Free df_live_scratch.
5446 2008-01-18 Ian Lance Taylor <iant@google.com>
5448 * common.opt: Add fmerge-debug-strings.
5449 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5450 flag_merge_debug_strings rather than flag_merge_constants.
5451 * doc/invoke.texi (Option Summary): Mention
5452 -fmerge-debug-strings.
5453 (Debugging Options): Document -fmerge-debug-strings.
5455 2008-01-18 Ian Lance Taylor <iant@google.com>
5458 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5459 (struct tree_function_decl): Add new field operator_new_flag.
5460 * tree-inline.c (expand_call_inline): When inlining a call to
5461 operator new, force the return value to go into a variable, and
5462 set DECL_NO_TBAA_P on that variable.
5463 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5465 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5468 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5469 DWARF2_DEBUGGING_INFO.
5470 (dwarf2out_note_section_used): Ditto. Add prototype.
5471 (have_multiple_function_sections, text_section_used,
5472 cold_text_section_used, *cold_text_sections): Move declarations
5475 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5477 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5478 field and add signal_ra.
5479 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5480 assignments to frame state pc. Move end of stack check after
5481 MD_FALLBACK_FRAME_STATE_FOR.
5482 (uw_update_context_1): Use frame state signal_regs if set, instead
5483 of checking signal_frame flag.
5484 (uw_update_context): Use frame state signal_ra if set.
5485 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5486 * config/xtensa/linux-unwind.h: New file.
5488 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5490 * modulo-sched.c (get_sched_window): Fix comment typo.
5492 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5494 PR tree-optimization/34648
5495 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5497 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5499 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5500 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5502 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5504 PR rtl-optimization/34400
5505 * df-core.c (df_worklist_dataflow_overeager,
5506 df_worklist_dataflow_doublequeue): New functions.
5507 (df_worklist_dataflow): Two different worklist solvers.
5508 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5511 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5514 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5515 and ftree-parallelize-loops.
5517 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5519 PR rtl-optimization/34826
5520 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5522 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5524 * global.c (find_reg): Mark the eh regs as used if necessary.
5525 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5526 * ra.h (struct allocno): no_eh_reg field added. Changed
5527 no_stack_reg type to bitfield.
5529 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5531 * tree.c (substitute_in_expr): Add missing 'break'.
5533 2008-01-17 Richard Guenther <rguenther@suse.de>
5535 PR tree-optimization/34825
5536 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5537 x / x as division to handle.
5539 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5541 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5542 "-pthread" is specified.
5543 * pa-hpux11.h (LIB_SPEC): Likewise.
5545 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5546 Peter Bergner <bergner@vnet.ibm.com>
5548 PR rtl-optimization/33796
5549 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5551 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5553 PR libgfortran/34699
5554 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5556 * pa-hpux10.h (LINK_SPEC): Likewise.
5557 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5559 2008-01-16 Richard Guenther <rguenther@suse.de>
5562 * fold-const.c (fold_convert_const_int_from_int): Do not
5563 set overflow if that occured only because of a sign extension
5564 change when converting from/to a sizetype with the same
5565 precision and signedness.
5567 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5570 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5571 location address to the correct place. Update copyright year.
5573 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5575 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5576 no dependences in the dependence_relations vector.
5578 2008-01-16 Jan Hubicka <jh@suse.cz>
5580 PR rtl-optimization/31396
5581 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5582 * cfg.c (dump_reg_info): Print it.
5583 * regs.h (struct reg_info_t): add freq_calls_crossed.
5584 (REG_FREQ_CALLS_CROSSED): New macro.
5585 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5586 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5587 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5588 regmove_optimize): Update call crossed frequencies.
5589 * local-alloc.c (struct qty): Add freq_calls_crossed.
5590 (alloc_qty): Copute freq_calls_crossed.
5591 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5592 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5593 * ra.h (struct allocno): Add freq_calls_crossed.
5595 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5597 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5598 libgomp when compiling with ftree-parallelize-loops.
5599 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5601 2008-01-16 Richard Guenther <rguenther@suse.de>
5603 PR tree-optimization/34769
5604 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5605 * tree.c (int_cst_value): Instead make this function more
5606 permissive in what it accepts as valid input. Document this
5607 function always sign-extends the value.
5609 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5610 Richard Guenther <rguenther@suse.de>
5613 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5614 (gimple_fold_indirect_ref_rhs): ... this.
5615 (gimple_fold_indirect_ref): New function with foldings
5616 that preserve lvalueness.
5617 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5618 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5619 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5620 to fold an INDIRECT_REF, fall back to the old use of
5621 fold_indirect_ref_1.
5623 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5625 * tree-data-ref.c (subscript_dependence_tester_1): Call
5626 free_conflict_function.
5627 (compute_self_dependence): Same.
5629 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5632 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5633 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5635 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5636 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5637 for DWARF2_UNWIND_INFO targets.
5639 2008-01-16 Richard Guenther <rguenther@suse.de>
5642 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5643 type qualifiers for function types.
5645 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5647 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5648 loop_iterator li from previous commit.
5650 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5652 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5654 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5656 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5657 (parallelize_loops): Don't parallelize irreducible components.
5659 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5662 * c-opts (c_common_post_options): Do not enable CPP
5663 flag_pedantic_errors by default.
5665 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5667 PR rtl-optimization/31944
5668 * cse.c (remove_pseudo_from_table): New function.
5669 (merge_equiv_classes): Use above function to remove pseudo-registers.
5670 (invalidate): Likewise.
5672 2008-01-13 Richard Guenther <rguenther@suse.de>
5675 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5676 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5678 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5680 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5681 validate_change to unshare the source of the PC set.
5683 2008-01-12 Jan Hubicka <jh@suse.cz>
5686 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5687 references above array bounds. This might trigger bounds checks for
5690 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5692 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5693 new_replaceable_dependencies.
5695 2008-01-12 Doug Kwan <dougkwan@google.com>
5697 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5698 instead of OPT_Wreturn_type in warning due to ignored return type
5700 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5701 options included in -Wextra.
5702 * c.opt: New option -Wignored_qualifiers.
5703 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5704 -Wignore_qualifiers.
5705 (-Wignored-qualifiers): Document.
5706 (-Wreturn-type): Remove description of functionality now handled
5707 by -Wignored-qualifiers.
5709 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5712 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5713 NOP_EXPR if it is between integral types with the same precision.
5715 2008-01-12 Jan Hubicka <jh@suse.cz>
5718 * invoke.texi (max-inline-recursive-depth): Fix default value.
5720 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5722 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
5725 2008-01-11 Bob Wilson <bob.wilson@acm.org>
5727 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
5729 2008-01-11 James E. Wilson <wilson@specifix.com>
5732 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
5734 2008-01-11 Anatoly Sokolov <aesok@post.ru>
5736 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
5737 save/restore frame pointer register and don't use 'call-prologues'
5738 optimization in function with "OS_task" attribute.
5740 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
5743 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
5744 when copying to memory.
5746 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
5748 PR rtl-optimization/30905
5749 * cfgcleanup.c: Include dce.h
5750 (crossjumps_occured): New global variable.
5751 (try_crossjump_bb): Exit loop after finding a fallthru edge.
5752 If something changed, set crossjumps_occured to true.
5753 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
5754 Don't add/remove fake edges to exit here...
5755 (cleanup_cfg): ...but do it here, when crossjumping.
5756 Run a fast DCE when successful crossjumps occured in the latest
5757 iteration of try_optimize_cfg.
5759 2008-01-11 Richard Guenther <rguenther@suse.de>
5761 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
5762 (struct vn_unary_op_s): Likewise.
5763 (vn_reference_insert): Free old reference on hash collision.
5765 2008-01-10 Raksit Ashok <raksit@google.com>
5767 PR rtl-optimization/27971
5768 * combine.c (find_split_point): Split PLUS expressions which are
5769 inside a MEM rtx, and whose first operand is complex.
5771 2008-01-10 DJ Delorie <dj@redhat.com>
5773 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
5774 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
5775 (m32c_hard_regno_ok): Call the underlying function.
5777 2008-01-10 Richard Guenther <rguenther@suse.de>
5780 * tree-cfg.c (tree_merge_blocks): Do not go through the
5781 full-blown folding and stmt updating path if we just deal
5782 with virtual operands.
5783 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
5784 test for abnormal SSA_NAMEs.
5786 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
5789 * reload.c (push_reload): Add assertions. All constants from
5790 reg_equiv_constant should have been used for replacing the respective
5792 (find_reloads_address): Invoke find_reloads_address_part for
5793 constant taken from the reg_equiv_constant array.
5795 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
5797 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
5798 field (valnum) the first in the struct. Replace bools with
5801 2008-01-10 Richard Guenther <rguenther@suse.de>
5803 PR tree-optimization/34651
5804 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
5805 types and ordering for masking and converting.
5807 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
5809 PR tree-optimization/34017
5810 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
5811 also for PHI_NODE expressions.
5813 2008-01-09 Jan Hubicka <jh@suse.cz>
5815 PR tree-optimization/34708
5816 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
5817 based on number of case labels.
5818 (init_inline_once): Remove switch_cost.
5819 * tree-inline.h (eni_weights_d): Remove switch_cost.
5821 2008-01-09 Richard Guenther <rguenther@suse.de>
5822 Andrew Pinski <andrew_pinski@playstation.sony.com>
5825 * gimplify.c (gimplify_cond_expr): Do not create an addressable
5826 temporary if an rvalue is ok or an lvalue is not required.
5828 2008-01-09 Richard Guenther <rguenther@suse.de>
5831 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
5834 2008-01-09 Richard Guenther <rguenther@suse.de>
5837 * tree.c (host_integerp): Check for sizetype only if the
5838 type is an integer type.
5840 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
5843 * opts.c (decode_options): Disable inlining of functions called
5844 once if not in unit-at-a-time mode.
5846 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
5848 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
5850 2008-01-08 Richard Guenther <rguenther@suse.de>
5853 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
5854 out early if the result will be unused.
5856 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5861 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5862 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5865 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
5867 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5868 for vectorization tuned.
5870 2008-01-08 Richard Guenther <rguenther@suse.de>
5872 PR tree-optimization/34683
5873 * tree-ssa-operands.c (operand_build_cmp): Export.
5874 * tree-ssa-operands.h (operand_build_cmp): Declare.
5875 * tree-vn.c (vuses_compare): Remove.
5876 (sort_vuses): Use operand_build_cmp.
5877 (sort_vuses_heap): Likewise.
5878 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5879 to re-use old VEC if available. Do not sort already sorted VUSEs.
5880 (vdefs_to_vec): Do not sort already sorted VDEFs.
5882 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5885 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5887 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5890 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5891 limitations of reciprocal sequences on x86 targets.
5893 2008-01-08 Richard Guenther <rguenther@suse.de>
5895 PR tree-optimization/34683
5896 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5898 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5901 * config/darwin.c (darwin_mergeable_string_section): Don't use
5902 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5904 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5907 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5908 negxf2. Macroize expander using X87MODEF mode iterator. Change
5909 predicates of op0 and op1 to register_operand.
5910 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5911 expander using X87MODEF mode iterator. Change predicates of
5912 op0 and op1 to register_operand.
5913 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5914 corresponding patterns and macroize using MODEF macro. Change
5915 predicates of op0 and op1 to register_operand and remove
5916 "m" constraint. Disparage "r" alternative with "!".
5917 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5918 macroize using X87MODEF macro. Change predicates of op0 and op1
5919 to register_operand and remove "m" constraint. Disparage "r"
5920 alternative with "!".
5921 (absneg splitter with memory operands): Remove.
5922 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
5923 patterns and macroize using X87MODEF mode iterator.
5924 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
5925 Change predicate of op1 to register_operand.
5926 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
5927 for memory operands.
5929 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
5931 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
5933 2008-01-07 Richard Guenther <rguenther@suse.de>
5935 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
5938 2008-01-07 Richard Guenther <rguenther@suse.de>
5940 PR tree-optimization/34683
5941 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5942 VOPs of the needed size to save memory. Use VEC_quick_push
5943 to save compile-time.
5944 (vdefs_to_vec): Likewise.
5946 2008-01-07 Sa Liu <saliu@de.ibm.com>
5948 * config/spu/spu.md (divdf3): Genetate inline code for double
5949 division. The implementation doesn't handle INF or NAN, therefore it
5950 only applies when -ffinite-math-only is given.
5952 2008-01-06 Paolo Carlini <pcarlini@suse.de>
5955 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
5956 * doc/cpp.texi ([Common Predefined Macros]): Document.
5958 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
5960 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
5961 order to use commutative addition instead of subtraction.
5963 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5964 Mircea Namolaru <namolaru@il.ibm.com>
5965 Vladimir Yanovsky <yanov@il.ibm.com>
5966 Revital Eres <eres@il.ibm.com>
5968 PR tree-optimization/34263
5969 * tree-outof-ssa.c (process_single_block_loop_latch,
5970 contains_tree_r): New functions.
5971 (analyze_edges_for_bb): Call process_single_block_loop_latch
5972 function to empty single-basic-block latch block if possible.
5974 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5976 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5978 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
5980 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5982 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
5984 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5986 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
5988 2008-01-05 Jakub Jelinek <jakub@redhat.com>
5990 PR tree-optimization/34618
5991 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
5994 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5997 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
5998 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
5999 Update copyright year.
6001 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
6002 Update copyright year.
6003 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
6006 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
6008 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
6009 edge does not point to current bb before changing need_assert.
6011 2008-01-04 Richard Guenther <rguenther@suse.de>
6014 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
6015 for verifying purposes if they are is_gimple_min_invariant.
6017 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
6019 PR tree-optimization/34448
6020 PR tree-optimization/34465
6021 * gimplify.c (gimplify_init_constructor): Add new parameter
6022 notify_temp_creation. Use it.
6023 (gimplify_modify_expr_rhs): Take volatiles into account when
6024 optimizing constructors.
6025 Do not optimize constructors if gimplify_init_constructor will dump to
6027 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
6028 * gcc.c-torture/compile/pr34448.c: New.
6030 2008-01-04 Jakub Jelinek <jakub@redhat.com>
6032 PR gcov-profile/34609
6033 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
6034 return_slot if result is TREE_ADDRESSABLE.
6036 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
6038 * config/mips/mips.md (sqrt_condition): Tweak comment.
6039 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
6041 2008-01-03 Tom Tromey <tromey@redhat.com>
6044 * c-common.c (c_type_hash): Handle VLAs.
6046 2008-01-03 Jan Hubicka <jh@suse.cz>
6048 PR tree-optimization/31081
6049 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
6050 0 when inlining and not inlining to first basic block.
6051 (remap_decl): When var is initialized to 0, don't set default_def.
6052 (expand_call_inline): Set entry_bb.
6053 * tree-inline.h (copy_body_data): Add entry_bb.
6055 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6058 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
6061 PR tree-optimization/29484
6062 * tree-inline.c (inline_forbidden_p_2): New function.
6063 (inline_forbidden_p): Disallow inlining if some static var
6064 has an address of a local LABEL_DECL in its initializer.
6065 * doc/extend.texi (Labels as Values): Document &&foo behaviour
6068 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
6070 PR tree-optimization/34635
6071 * tree-data-ref.c (add_other_self_distances): Make sure that the
6072 evolution step is constant.
6074 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6077 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
6079 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
6081 * tree-sra.c (scalarize_init): Insert the generate_element_init
6082 statements after the generate_element_zero statements.
6084 2008-01-02 Richard Guenther <rguenther@suse.de>
6088 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
6089 for very large number of operands instead of ICEing.
6091 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
6094 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
6095 while stack probing.
6097 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
6099 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
6102 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
6105 * tree-mudflap.c (mx_register_decls): Guard warning by
6106 !DECL_ARTIFICIAL check.
6108 2008-01-01 Jakub Jelinek <jakub@redhat.com>
6110 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
6111 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
6112 sse5_perm<mode>): Fix constraints.