1 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
4 control string instead of quoted.
6 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
8 * doc/rtl.texi: Rewrite of subreg section.
10 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
13 * config/i386/i386.c (legitimize_pic_address): Add treating
14 of dllimport SYM_REF's.
15 (legitimize_dllimport_symbol): Add prototype.
17 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
20 reference in constructor with non self-referential type.
22 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
24 Removal of Return with Depressed Stack Pointer support
25 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
26 (ECF_SP_DEPRESSED): Likewise.
27 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
28 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
29 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
30 (expand_call): Do not test ECF_SP_DEPRESSED.
31 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
32 * function.c (keep_stack_depressed): Delete.
33 (handle_epilogue_set): Likewise.
34 (update_epilogue_consts): Likewise.
35 (emit_equiv_load): Likewise.
36 (thread_prologue_and_epilogue_insns): Remove support for Return with
37 Depressed Stack Pointer.
38 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
40 2008-04-06 Richard Guenther <rguenther@suse.de>
42 PR tree-optimization/35400
43 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
44 information from SSA_NAMEs.
46 2008-04-06 Anatoly Sokolov <aesok@post.ru>
48 * config/avr/avr.h (avr_mega_p): Remove declaration.
49 (AVR_MEGA): Remove macro.
50 * config/avr/avr.c (avr_mega_p): Remove variable.
51 (avr_override_options): Remove inicializion of avr_mega_p.
52 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
53 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
54 (avr_jump_mode): (Ditto.).
55 (avr_output_progmem_section_asm_op): (Ditto.).
56 (avr_asm_init_sections): (Ditto.).
57 (avr_asm_init_sections): (Ditto.).
58 (avr_rtx_costs): (Ditto.).
59 * config/avr/avr.md: (Ditto.).
60 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
63 2008-04-06 Richard Guenther <rguenther@suse.de>
65 PR tree-optimization/35842
66 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
67 is_gimple_invariant_address.
69 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
71 * gcc.c (default_compilers): Sync Fortran extensions list with
72 that in fortran/lang-specs.h.
73 * doc/invoke.texi: Likewise.
74 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
75 * dwarf2out.c (gen_compile_unit_die): Likewise.
77 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
79 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
81 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
84 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
85 attribute is used for nested functions.
87 2008-04-05 Jan Hubicka <jh@suse.cz>
89 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
91 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
94 (enable_rtl_dump_file): Do not accept letter argument.
95 * tree-pass.h (dump_file_info): Remove letter argument.
96 * toplev.c (decode_d_option): Update -da handling.
97 * toplev.h (enable_rtl_dump_file): Update prototype.
98 * passes.c (register_one_dump_file): Do not accept IPA argument; work
99 it out based on pass type.
100 (register_dump_files_1): Likewise.
101 (init_optimization_passes): Update register_one_dump_file calls.
102 (execute_one_pass): Sanity check that IPA passes are called at IPA
103 level and RTL passes at RTL level.
104 (execute_pass_list): IPA pass can not be after or subpass of
106 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
107 disallov RTL subpasses of IPA subpasses.
109 2008-04-05 Ben Elliston <bje@au.ibm.com>
111 * tree-cfg.c (need_fake_edge_p): Return false for calls to
112 builtins that return exactly once and do not throw. Cache call to
115 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
117 PR rtl-optimization/34916
119 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
120 between instruction pairs.
122 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
124 * doc/invoke.texi: Document -mbitops for SH.
125 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
126 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
127 * config/sh/sh.c (print_operand): Add %t operand code.
128 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
129 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
130 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
131 (extendqihi2): Likewise.
133 (insv): Use bset, bclr and bst instructions for SH2A if possible.
134 (extv): Use bld instruction for SH2A if possible.
136 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
137 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
138 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
139 (bset.b, bclr.b): Define peepholes.
140 * config/sh/sh.opt (mbitops): New option.
142 2008-04-04 Janis Johnson <janis187@us.ibm.com>
145 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
146 and view convert expression.
148 2008-04-04 Jakub Jelinek <jakub@redhat.com>
151 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
153 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
155 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
157 * config/i386/cpuid.h (bit_AES): New.
158 (bit_PCLMUL): Likewise.
160 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
161 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
162 SSE2 if AES or PCLMUL is enabled.
163 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
164 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
165 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
166 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
167 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
168 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
169 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
170 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
171 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
172 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
173 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
174 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
175 __builtin_ia32_aeskeygenassist128 and
176 __builtin_ia32_pclmulqdq128.
177 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
178 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
179 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
181 * config/i386/i386.h (TARGET_AES): New.
182 (TARGET_PCLMUL): Likewise.
183 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
185 * config/i386/i386.md (UNSPEC_AESENC): New.
186 (UNSPEC_AESENCLAST): Likewise.
187 (UNSPEC_AESDEC): Likewise.
188 (UNSPEC_AESDECLAST): Likewise.
189 (UNSPEC_AESIMC): Likewise.
190 (UNSPEC_AESKEYGENASSIST): Likewise.
191 (UNSPEC_PCLMUL): Likewise.
193 * config/i386/i386.opt (maes): New.
196 * config/i386/sse.md (aesenc): New pattern.
197 (aesenclast): Likewise.
199 (aesdeclast): Likewise.
201 (aeskeygenassist): Likewise.
202 (pclmulqdq): Likewise.
204 * config/i386/wmmintrin.h: New.
206 * doc/extend.texi: Document AES and PCLMUL built-in function.
208 * doc/invoke.texi: Document -maes and -mpclmul.
210 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
212 * function.c (free_after_parsing): Replace with
213 cxx_push_function_context from C++ front-end.
214 (allocate_struct_function): Don't call langhook.
215 * langhooks.h (struct lang_hooks_for_functions): Delete.
216 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
218 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
219 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
220 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
221 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
222 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
223 remove LANG_HOOKS_FUNCTION_INITIALIZER.
224 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
226 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
227 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
229 2008-04-04 Jakub Jelinek <jakub@redhat.com>
232 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
235 2008-04-04 Richard Guenther <rguenther@suse.de>
238 * fold-const.c (optimize_minmax_comparison): Use the correct
239 type for the constant in the simplified comparison.
241 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
243 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
244 Pass L2 size as "--param l2-cache-size" to the compiler.
245 (decode_l2_cache): New function to decode L2 cache parameters using
246 0x8000006 extended cpuid function.
247 (detect_caches_amd): Determine parameters of L2 cache using
248 decode_l2_caches function.
249 (decode_caches_intel): Decode L2 cache parameters.
250 (detect_caches_intel): Determine L2 cache parameters using
251 decode_caches_intel and decode_l2_caches functions.
253 2008-04-03 Bob Wilson <bob.wilson@acm.org>
255 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
256 secondary input reload for subword loads from the constant pool.
258 2008-04-03 Janis Johnson <janis187@us.ibm.com>
261 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
262 constants of the appropriate size for runtime calculations.
265 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
266 decimal-float literal constant zero.
268 2008-04-03 Jakub Jelinek <jakub@redhat.com>
271 * c-parser.c (c_parser_omp_atomic): Call
272 default_function_array_conversion on the RHS.
275 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
276 call is_variable_sized if decl has incomplete type.
278 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
280 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
282 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
284 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
286 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
287 (sgt<u>): Merge sgt and sgtu into new expander.
288 (sgt, sgtu): Remove expanders.
289 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
290 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
291 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
292 *sgtu_<mode>_mips16 into new pattern.
293 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
294 (sge<u>): Merge sge and sgeu into new expander.
295 (sge, sgeu): Remove expanders.
296 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
298 (*sge_<mode>, second *sge_<mode>): Remove patterns.
299 (slt<u>): Merge slt and sltu into new expander.
300 (slt, sltu): Remove expanders.
301 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
302 (*slt_<mode>, *sltu_<mode>): Remove patterns.
303 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
304 *sltu_<mode>_mips16 into new pattern.
305 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
306 (sle<u>): Merge sle and sleu into new expander.
307 (sle, sleu): Remove expanders.
308 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
309 (*sle_<mode>, *sleu_<mode>): Remove patterns.
310 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
311 *sleu_<mode>_mips16 into new pattern.
312 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
314 2008-04-03 Jan Hubicka <jh@suse.cz>
316 PR tree-optimization/35795
317 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
318 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
319 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
320 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
321 * score/score3.c (score3_output_mi_thunk): Likewise.
322 * score/score7.c (score7_output_mi_thunk): Likewise.
323 * mips/mips.c (mips_output_mi_thunk): Likewise.
325 2008-04-03 Richard Guenther <rguenther@suse.de>
327 * tree-vrp.c (extract_range_from_unary_expr): Handle all
328 conversions. Simplify code.
330 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
332 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
334 2008-04-03 Tom Tromey <tromey@redhat.com>
335 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
337 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
338 * config/bfin/t-bfin-linux (generated_files): Add
339 linux-sysroot-suffix.h.
340 * doc/install.texi (Prerequisites): Require make 3.80.
341 * doc/sourcebuild.texi (Front End Directory): Document new
343 * Makefile.in (generated_files): New variable.
344 (ALL_HOST_OBJS): New variable.
345 ($(ALL_HOST_OBJS)): New target.
347 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
349 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
350 (remap_block): Call id->transform_lang_insert_block instead
352 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
353 Set id.transform_lang_insert_block to NULL.
354 (clone_body): Move to cp/optimize.c
355 * tree-inline.h (struct copy_body_data): Change
356 transform_lang_insert_block to function pointer.
357 (copy_generic_body, copy_decl_no_change): Export.
358 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
359 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
360 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
362 * c-tree.h (insert_block): Kill.
363 * c-decl.c (insert_block): Kill.
365 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
367 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
368 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
369 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
371 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
372 argument, call {push,pop}_function_context from here.
373 * c-parser.c: Use c_{push,pop}_function_context.
375 * function.c (push_function_context_to): Move meat ...
376 (push_function_context): ... here. Simplify.
377 * function.c (pop_function_context_from): Move meat ...
378 (pop_function_context): ... here. Simplify.
379 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
381 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
382 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
383 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
384 * tree.h (push_function_context_to, pop_function_context_from): Remove.
386 2008-04-03 Ben Elliston <bje@au.ibm.com>
388 * expmed.c (extract_force_align_mem_bit_field): Remove.
390 2008-04-03 Richard Guenther <rguenther@suse.de>
393 * expr.h (try_casesi): Adjust prototype.
394 * expr.c (try_casesi): Take fallback label as extra parameter.
395 Use that for gen_casesi if default_label is NULL.
396 * stmt.c (expand_case): Pass fallback label to try_casesi,
397 make sure to fill gaps with a fallback label if default_label
400 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
403 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
405 2008-04-03 Ben Elliston <bje@au.ibm.com>
407 * expmed.c (extract_split_bit_field): Remove if (0) code.
408 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
409 (do_ds_constraint): Likewise.
411 2008-04-02 Joseph Myers <joseph@codesourcery.com>
413 * doc/cppopts.texi (-dU): Document.
414 * c-common.h (flag_dump_macros): Update comment.
415 * c-opts.c (handle_OPT_d): Handle -dU.
416 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
417 dump_queued_macros, cb_used_define, cb_used_undef): New.
418 (init_pp_output): Handle -dU.
419 (cb_line_change): Call dump_queued_macros.
420 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
422 2008-04-02 Anatoly Sokolov <aesok@post.ru>
424 * config/avr/predicates.md (io_address_operand): New predicate.
425 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
426 * config/avr/avr.c (avr_io_address_p): Remove function.
427 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
428 'avr_io_address_p' function.
429 (out_movhi_r_mr): (Ditto.).
430 (out_movqi_mr_r): (Ditto.).
431 (out_movhi_mr_r): (Ditto.).
432 (avr_address_cost): (Ditto.).
434 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
436 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
437 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
438 in 32bit mode when XMM registers are available to avoid store
440 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
441 corresponding post-reload splitters.
443 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
445 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
446 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
447 __builtin_ia32_roundss.
448 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
449 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
450 __builtin_ia32_roundss.
451 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
452 IX86_BUILTIN_SHUFPD here.
454 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
456 * config/i386/i386.md (plogic): New.
457 (plogicprefix): Likewise.
459 * config/i386/mmx.md (mmx_<code><mode>3): New.
460 (mmx_and<mode>3): Removed.
461 (mmx_ior<mode>3): Likewise.
462 (mmx_xor<mode>3): Likewise.
464 * config/i386/sse.md (<code><mode>3): New.
465 (*<code><mode>3): Likewise.
466 (*<code><mode>3): Likewise.
467 (<code><mode>3): Likewise.
468 (*sse_<code><mode>3): Likewise.
469 (*sse2_<code><mode>3): Likewise.
470 (<code>tf3): Likewise.
471 (*<code>tf3): Likewise.
472 (and<mode>3): Likewise.
473 (*and<mode>3): Likewise.
474 (ior<mode>3): Removed.
475 (*ior<mode>3): Likewise.
476 (xor<mode>3): Likewise.
477 (*xor<mode>3): Likewise.
478 (*and<mode>3): Likewise.
479 (*ior<mode>3): Likewise.
480 (*xor<mode>3): Likewise.
481 (and<mode>3): Likewise.
482 (*sse_and<mode>3): Likewise.
483 (*sse2_and<mode>3): Likewise.
486 (ior<mode>3): Likewise.
487 (*sse_ior<mode>3): Likewise.
488 (*sse2_ior<mode>3): Likewise.
491 (xor<mode>3): Likewise.
492 (*sse_xor<mode>3): Likewise.
493 (*sse2_xor<mode>3): Likewise.
497 2008-04-02 Richard Guenther <rguenther@suse.de>
499 PR tree-optimization/14495
500 PR tree-optimization/34793
501 * tree-vrp.c (struct switch_update): New structure.
502 (to_remove_edges, to_update_switch_stmts): New VECs.
503 (simplify_switch_using_ranges): New function. Remove not taken
504 case labels and edges.
505 (simplify_stmt_using_ranges): Call it.
506 (identify_jump_threads): Mark edges we have queued for removal
507 so we don't thread them.
508 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
510 * tree-cfg.c (group_case_labels): Deal with missing default label.
511 (tree_verify_flow_info): Allow missing default label.
512 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
513 (emit_case_nodes): Likewise.
514 (expand_case): Do not rely on the default label to be present.
515 * expr.c (try_casesi): Deal with NULL default_label.
516 (do_tablejump): Likewise.
518 2008-04-02 Richard Guenther <rguenther@suse.de>
520 PR tree-optimization/14495
521 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
523 (vrp_visit_switch_stmt): ... but here (new function).
524 (find_case_label_index): New helper function.
525 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
527 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
529 * fwprop.c: Fix ISO-C99ism.
531 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
534 * Makefile.in (objdir): Set it here.
535 * configure.ac: Not here. Find dynamic linker characteristics.
536 * exec-tool.in: Use them.
537 * aclocal.m4: Regenerate.
538 * configure: Regenerate.
540 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
542 * expr.c (expand_var): Delete it.
543 * expr.h (expand_var): Delete prototype.
544 * function.c (expand_function_start): Use expand_decl instead.
545 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
548 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
550 PR rtl-optimization/35542
551 * fwprop.c (forward_propagate_and_simplify): Replace
552 loc_reg_mentioned_in_p with reg_mentioned_p.
554 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
556 PR rtl-optimization/35281
557 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
558 (propagate_rtx_1): Handle PR_HANDLE_MEM.
559 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
560 (varying_mem_p): Move above propagate_rtx.
561 (all_uses_available_at): Do not check MEMs.
563 2008-04-02 Rafael Espindola <espindola@google.com>
565 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
566 (register_edge_assert_for_2): Split the cond argument.
567 (register_edge_assert_for_1): Adjust for the change in
568 register_edge_assert_for_2.
569 (register_edge_assert_for): Split the cond argument.
570 (find_switch_asserts): Adjust for the change in
571 register_edge_assert_for.
573 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
575 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
576 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
577 offsets for 64-bit mingw.
578 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
579 abi for x86_64-pc-mingw.
581 2008-04-02 Richard Guenther <rguenther@suse.de>
583 * tree-vrp.c (extract_range_from_assert): Make sure to not
584 produce range min/max with TREE_OVERFOW set.
585 If merging a anti-range and a range keep the anti-range if
586 the range covers all values of the type.
587 (register_edge_assert_for_2): Only allow sign-changing
588 conversions in detecting canonical range checks. Also
589 register an assert for the unsigned name if useful.
591 PR tree-optimization/35787
592 * tree-vrp.c (vrp_val_max): New function.
593 (vrp_val_min): Likewise.
594 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
595 (vrp_val_is_min): Likewise.
596 (supports_overflow_infinity): Use vrp_val_{min,max}.
597 (negative_overflow_infinity): Likewise.
598 (positive_overflow_infinity): Likewise.
599 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
600 (is_positive_overflow_infinity): Likewise.
601 (is_overflow_infinity): Likewise.
602 (avoid_overflow_infinity): Use vrp_val_{min,max} and
603 vrp_val_is_{min,max}.
604 (set_and_canonicalize_value_range): Canonicalize anti-ranges
605 to ranges if possible. Avoid empty ranges.
607 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
610 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
611 the expression is a function address.
613 2008-04-01 George Helffrich <george@gcc.gnu.org>
615 PR fortran/PR35154, fortran/PR23057
616 * fortran/trans-common.c (create_common): Add decl to function
617 chain to preserve identifier scope in debug output.
619 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
620 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
621 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
622 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
624 (dbxout_syms): Check for COMMON-based symbol and wrap in
625 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
626 in bracket for efficiency.
628 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
629 using DW_TAG_common_block + member offset.
630 (add_pubname_string): New function.
631 (dw_expand_expr): New function to find block name and offset for
633 (common_check): New function to check whether symbol in Fortran COMMON.
634 (gen_variable_die): If COMMON, use DW_TAG_common_block.
636 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
637 use of common is unchanged.
639 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
640 with all combinations of debug options available on target.
641 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
642 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
643 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
644 .stabs functionality.
645 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
648 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
651 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
653 2008-04-02 Ben Elliston <bje@au.ibm.com>
655 * config/v850/v850.md (casesi): Remove if (0) code.
656 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
657 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
659 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
661 * config/i386/i386.md (rex64suffix): New mode attribute.
662 (floathi<mode>2): Disable expander for SSE math.
663 (*floathi<mode>2_1): New insn insn_and_split pattern.
664 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
665 corresponding post-reload splitters.
666 (*floathi<mode>2_i387): New macroized insn pattern.
667 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
668 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
669 insn_and_split pattern.
670 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
671 New macroized instruction patterns and corresponding post-reload
673 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
674 and corresponding post-reload splitters.
675 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
676 New macroized instruction patterns.
677 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
678 macroized instruction patterns and corresponding post-reload splitters.
679 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
680 corresponding post-reload splitters.
681 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
682 New macroized instruction patterns.
683 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
684 corresponding post-reload splitters.
685 (*floatsi<mode>2_i387): New macroized instruction patterns.
687 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
689 * config/i386/i386.md (smaxmin): New.
691 (maxminiprefix): Likewise.
692 (maxminfprefix): Likewise.
693 (<code><mode>3): Likewise.
694 (smin<mode>3): Removed.
695 (smax<mode>3): Likewise.
697 * config/i386/mmx.md (mmx_<code>v2sf3): New.
698 (mmx_<code>v4hi3): Likewise.
699 (mmx_<code>v8qi3): Likewise.
700 (mmx_smaxv2sf3): Removed.
701 (mmx_sminv2sf3): Likewise.
702 (mmx_umaxv8qi3): Likewise.
703 (mmx_smaxv4hi3): Likewise.
704 (mmx_uminv8qi3): Likewise.
705 (mmx_sminv4hi3): Likewise.
707 * config/i386/sse.md (<addsub><mode>3): New.
708 (*<addsub><mode>3): Likewise.
709 (<sse>_vm<addsub><mode>3): Likewise.
710 (<maxmin><mode>3): Likewise.
711 (*<maxmin><mode>3_finite): Likewise.
712 (*<maxmin><mode>3): Likewise.
713 (<sse>_vm<maxmin><mode>3): Likewise.
714 (sse3_h<addsub>v4sf3): Likewise.
715 (sse3_h<addsub>v2df3): Likewise.
716 (<maxmin>v16qi3): Likewise.
717 (*<maxmin>v16qi3): Likewise.
718 (<maxmin>v8hi3): Likewise.
719 (*<maxmin>v8hi3): Likewise.
720 (*sse4_1_<maxmin><mode>3): Likewise.
721 (*sse4_1_<maxmin><mode>3): Likewise.
722 (add<mode>3): Removed.
723 (*add<mode>3): Likewise.
724 (<sse>_vmadd<mode>3): Likewise.
725 (sub<mode>3): Likewise.
726 (*sub<mode>3): Likewise.
727 (<sse>_vmsub<mode>3): Likewise.
728 (smin<mode>3): Likewise.
729 (*smin<mode>3_finite): Likewise.
730 (*smin<mode>3): Likewise.
731 (<sse>_vmsmin<mode>3): Likewise.
732 (smax<mode>3): Likewise.
733 (*smax<mode>3_finite): Likewise.
734 (*smax<mode>3): Likewise.
735 (<sse>_vmsmax<mode>3): Likewise.
736 (sse3_haddv4sf3): Likewise.
737 (sse3_haddv2df3): Likewise.
738 (sse3_hsubv4sf3): Likewise.
739 (sse3_hsubv2df3): Likewise.
740 (umaxv16qi3): Likewise.
741 (*umaxv16qi3): Likewise.
742 (smaxv8hi3): Likewise.
743 (*smaxv8hi3): Likewise.
744 (*sse4_1_smax<mode>3): Likewise.
745 (*sse4_1_umax<mode>3): Likewise.
746 (uminv16qi3): Likewise.
747 (*uminv16qi3): Likewise.
748 (sminv8hi3): Likewise.
749 (*sminv8hi3): Likewise.
750 (*sse4_1_smin<mode>3): Likewise.
751 (*sse4_1_umin<mode>3): Likewise.
753 2008-04-01 Rafael Espindola <espindola@google.com>
755 * tree-cfg.c (verify_expr): remove in_phi.
756 (verify_stmt): Don't call walk_tree with verify_expr. Use
757 is_gimple_min_invariant instead of is_gimple_val.
759 2008-04-01 Joseph Myers <joseph@codesourcery.com>
761 * doc/include/gpl_v3.texi: Update for manpage generation.
762 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
764 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
765 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
766 gpl_v3.texi instead of gpl.texi.
769 2008-04-01 Jakub Jelinek <jakub@redhat.com>
772 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
774 2008-04-01 Rafael Espindola <espindola@google.com>
776 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
777 (extract_code_and_val_from_cond): Use
778 extract_code_and_val_from_cond_with_ops.
780 2008-04-01 Jan Hubicka <jh@suse.cz>
782 * function.c (free_after_compilation): Free epilogue_delay_list.
783 (prepare_function_start): Assert that previous compilation was freed.
785 2008-04-01 Jan Hubicka <jh@suse.cz>
786 Jim Wilson <wilson@tuliptree.org>
787 Andreas Tobler <andreast@gcc.gnu.org>
790 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
791 rtl.emit instead cfun->emit.
792 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
793 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
795 2008-04-01 Ben Elliston <bje@au.ibm.com>
797 * doc/c-tree.texi (Function Basics): Fix grammatical error.
799 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
801 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
803 (fprofile-use): Add var flag_profile_use
804 * coverage.c (coverage_begin_output): Do not open a gcno file for
805 output only if -ftest-coverage is set.
806 Do not add getpwd() to gcda file path.
807 (build_gcov_info): Check the new flag
808 flag_profile_datafile_relative_path.
809 (coverage_init): Use profile_data_prefix.
810 Read profile counter only if flag_profile_use is set.
811 * opts.c (common_handle_option): New option fprofile-use=,
812 fprofile-dir=, fprofile-generate=.
813 * toplev.c (profile_data_prefix): New variable definition.
814 * toplev.h (profile_data_prefix): New declaration.
815 * doc/invoke.tex (Option Summary, Optimization Options):
818 2008-03-31 James E. Wilson <wilson@tuliptree.org>
820 * varasm.c (output_constant_pool_1): In LABEL_REF check,
821 use tmp consistently.
824 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
825 * config/ia64/ia64.c (rtx_needs_barrier): Handle
826 UNSPEC_FR_RECIP_APPROX_RES.
827 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
829 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
832 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
834 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
837 * fold-const.c (fold_indirect_ref_1): Support accessing non first
838 element of the vector via a pointer.
840 2008-03-31 Ian Lance Taylor <iant@google.com>
842 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
844 2008-03-31 Jan Hubicka <jh@suse.cz>
846 * builtins.c (expand_builtin_setjmp_receiver): Update call of
847 get_arg_pointer_save_area.
848 * expr.c (init_expr): Just clear out rtl.expr.
849 * function.c (free_after_compilation): Clear out whole RTL structure.
850 (get_func_frame_size): Merge into ...
851 (get_frame_size): ... this one.
852 (assign_stack_local_1): Merge into ...
853 (assign_stack_local): ... this one.
854 (expand_function_end): Update call of get_arg_pointer_save_area.
855 (get_art_pointer_save_area): Remove cfun argument.
856 * function.h (emit_status): regno_pointer_align does not need length
857 attribute. Move x_regno_reg_rtx to ...
858 (regno_reg_rtx): ... new global array.
859 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
860 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
861 apply_args_value, forced_labels, stack_pointer_delta):
863 (struct varasm_status): Move here from varasm.c
864 (struct rtl_data): New. Move here some fields from struct function.
865 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
866 frame_offset, stack_check_probe_note, arg_pointer_save_area,
867 used_temp_slots avail_temp_slots, temp_slot_level,
868 nonlocal_goto_handler_labels): Update accesstors.
869 (rtl): New global variable.
870 (struct function): Move some fileds to rtl_data.
871 (get_arg_pointer_save_area): Update prototype.
872 * emit-rtl.c (rtl): Declare.
873 (regno_reg_rtx): Declare.
874 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
876 (gen_reg_rtx): Update.
877 (init_virtual_regs): Do not tate emit_status argument.
878 (init_emit): Do not allocate emit.
879 * varasm.c (varasm_statuc): Move to function.h.
880 (n_deferred_constatns): Update accestor.
881 (init_varasm_status): Do not allocate varasm_status.
882 (force_const_mem, get_pool_size, output_constant_pool): Update.
883 * stmt.c (force_label_rtx): Do not use x_ prefixes.
884 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
886 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
888 PR rtl-optimization/35729
889 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
892 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
895 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
896 load/store if memory is unaligned.
897 (*movti_rex64): Likewise.
899 * config/i386/predicates.md (misaligned_operand): New.
901 2008-03-31 Andrew Pinski <pinskia@gmail.com>
904 * tree-ssa-phiopt.c (conditional_replacement): Return early for
907 2008-03-31 Jan Beulich <jbeulich@novell.com>
909 * config/ia64/constraints.md: Add 'j' constraint.
910 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
911 (movdi_internal): Likewise.
913 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
916 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
918 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
921 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
922 proper error message for the third argument on blendpd and
925 * config/i386/sse.md (blendbits): New.
926 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
928 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
930 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
932 2008-03-30 Richard Guenther <rguenther@suse.de>
935 * fold-const.c (fold_sign_changed_comparison): Do leave
936 conversions to base-types alone.
938 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
940 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
941 the link register if one altivec register is be saved.
943 2008-03-30 Ben Elliston <bje@au.ibm.com>
945 * final.c (final_scan_insn): Remove if (0) code.
947 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
949 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
951 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
953 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
954 of V4SFmode to ix86_binary_operator_ok.
956 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
958 * config/i386/i386.c (override_options): Initialize
959 ix86_veclib_handler to ix86_veclibabi_svml when
960 -mveclibabi=svml is used.
961 (ix86_veclibabi_svml): New function for SVML ABI style
962 vectorization support.
963 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
965 2008-03-28 Rafael Espindola <espindola@google.com>
967 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
968 (tree_binary_nonnegative_warnv_p): Make it public.
969 (tree_single_nonnegative_warnv_p): Make it public.
970 (tree_invalid_nonnegative_warnv_p): Make it public.
971 (tree_unary_nonzero_warnv_p): Make it public.
972 (tree_binary_nonzero_warnv_p): Make it public
973 (tree_single_nonzero_warnv_p): Make it public.
974 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
975 (extract_range_from_binary_expr): Split the expr argument.
976 (extract_range_from_unary_expr): Split the expr argument.
977 (extract_range_from_comparison): Split the expr argument.
978 (extract_range_from_expr): Use the new aux functions.
979 (vrp_evaluate_conditional_warnv): Use
980 vrp_evaluate_conditional_warnv_with_ops.
981 * tree.h (tree_unary_nonzero_warnv_p): Declare.
982 (tree_binary_nonzero_warnv_p): Declare.
983 (tree_single_nonzero_warnv_p): Declare.
984 (tree_expr_nonzero_warnv_p): Declare.
985 (tree_unary_nonnegative_warnv_p): Declare.
986 (tree_binary_nonnegative_warnv_p): Declare.
987 (tree_single_nonnegative_warnv_p): Declare.
988 (tree_invalid_nonnegative_warnv_p): Declare.
990 2008-03-28 Richard Guenther <rguenther@suse.de>
992 PR tree-optimization/30317
993 PR tree-optimization/30911
994 PR tree-optimization/34793
995 * tree-vrp.c (set_and_canonicalize_value_range): New function.
996 (struct assert_locus_d): New member EXPR.
997 (register_new_assert_for): Add EXPR parameter to support
998 ASSERT_EXPR <name, expr OP limit>.
999 (register_edge_assert_for_1): Adjust callers.
1000 (find_assert_locations): Likewise.
1001 (process_assert_insertions_for): Build condition from expression.
1002 (extract_range_from_assert): Handle ASSERT_EXPRs
1003 of the form ASSERT_EXPR <name, expr OP limit>.
1004 (register_edge_assert_for_2): New helper registering
1005 asserts for comparisons. Recognize range tests of the form
1006 (unsigned)i - CST1 OP CST2.
1007 (register_edge_assert_for_1): Use it.
1008 (register_edge_assert_for): Likewise.
1009 (needs_overflow_infinity): Integer sub-types
1010 do not need overflow infinities.
1011 (vrp_val_is_max): The extreme values of integer sub-types
1012 are those of the base type.
1013 (vrp_val_is_min): Likewise.
1014 * tree.def (ASSERT_EXPR): Document extra allowed conditional
1017 2008-03-28 Nick Clifton <nickc@redhat.com>
1019 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1020 Return GENERAL_REGS for stack adjustment reloads.
1022 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1025 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
1026 const_vector when all the vectors are constant.
1028 2008-03-27 Bob Wilson <bob.wilson@acm.org>
1030 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
1032 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
1033 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
1035 (s<code>_sf): Use new scc_sf attribute for opcode names.
1037 2008-03-27 Tom Tromey <tromey@redhat.com>
1039 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
1040 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
1041 config/spu/t-spu-elf, config/i386/t-interix,
1042 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
1043 config/i386/x-darwin, config/i386/x-mingw32,
1044 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
1045 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
1046 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
1047 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
1048 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
1049 config/rs6000/x-darwin, config/rs6000/t-rs6000,
1050 config/score/t-score-elf, config/arm/t-strongarm-pe,
1051 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
1052 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
1053 Revert automatic dependency patch.
1055 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
1058 * config/i386/i386.c (ix86_function_arg_boundary): Align
1059 decimal floating point to its natural boundary.
1061 2008-03-27 Richard Guenther <rguenther@suse.de>
1064 * fold-const.c (fold_comparison): Restrict distinct decl
1065 comparison folding to VAR_DECLs and PARM_DECLs. Do not
1066 solely rely on operand_equal_p.
1068 2008-03-27 Richard Guenther <rguenther@suse.de>
1071 * c-common.c (handle_weak_attribute): Reject combination of
1074 2008-03-27 Richard Guenther <rguenther@suse.de>
1076 PR tree-optimization/32810
1077 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
1078 conversions from DECL_INITIAL.
1079 (fold_const_aggregate_ref): Likewise from constructor elements.
1081 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
1083 * tree-affine.h (aff_combination_expand): Declare.
1084 (get_inner_reference_aff): Likewise.
1085 * tree-affine.c (aff_combination_expand): Split out from
1086 tree_to_aff_combination_expand.
1087 (get_inner_reference_aff): New function.
1088 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
1089 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
1090 (struct lim_aux_data): sm_done field removed.
1091 (mem_ref_loc_p, mem_ref_locs_p): New types.
1092 (struct mem_ref): Added id, stored, accesses_in_loop,
1093 indep_loop, dep_loop, indep_ref, dep_ref fields.
1094 Removed is_stored, locs and next fields.
1095 (memory_accesses): New variable.
1096 (movement_possibility): Do not allow moving statements
1097 that store to memory.
1098 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
1100 (determine_max_movement): For statements with memory references,
1101 find the outermost loop in that the reference is independent.
1102 (move_computations_stmt): Mark the virtual operands for renaming.
1103 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
1104 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
1105 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
1106 add_vop_ref_mapping, create_vop_ref_mapping_loop,
1107 create_vop_ref_mapping, analyze_memory_references,
1108 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
1109 get_all_locs_in_loop, ref_always_accessed_p,
1110 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
1111 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
1112 store_motion_loop, store_motion): New functions.
1113 (struct vop_to_refs_elt): New type.
1114 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
1115 memref_hash, memref_eq, hoist_memory_references): Rewritten.
1116 (schedule_sm): Replaced by...
1117 (execute_sm): ... this.
1118 (determine_lsm_ref, hoist_memory_references,
1119 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
1120 find_more_ref_vops, free_mem_ref, free_mem_refs,
1121 determine_lsm_loop, determine_lsm): Removed.
1122 (tree_ssa_lim_finalize): Free data structures used by store motion.
1123 (tree_ssa_lim): Call analyze_memory_references. Use
1124 store_motion instead of determine_lsm.
1126 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1128 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
1129 rename tmake_file to m68hc11/t-m68hc11.
1130 (mcore): Set inhibit_libc to true.
1131 * config.host (alpha*-dec-*vms*): Set extra_programs.
1132 (interix3*): Don't use host_xmake_file.
1133 * configure.ac: Let config.gcc override inhibit_libc.
1134 * configure: Regenerate.
1136 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
1137 * config/t-openbsd-thread: Remove commented out lines.
1139 * config/x-interix: Remove.
1141 * config/m68hc11/t-m68hc11-gas: Rename to...
1142 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
1144 * config/mcore/t-mcore: Remove T_CFLAGS.
1145 * config/mcore/t-mcore-pe: Likewise.
1147 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1149 * configure.ac: Replace custom __GNU_SOURCE test with
1150 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
1151 * aclocal.m4: Regenerate.
1152 * configure: Regenerate.
1153 * config.in: Regenerate.
1155 2008-03-27 Richard Guenther <rguenther@suse.de>
1157 * fold-const.c (target.h): Include.
1158 (fold_comparison): Fold comparison of addresses of decls
1159 that bind locally or of constants. Consolidate address folding code.
1160 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
1161 results from fold_binary_to_constant.
1162 (compare_values_warnv): Likewise.
1164 2008-03-27 Andrew Pinski <pinskia@gmail.com>
1167 * fold-const.c (fold_truthop): Check for integeral types when folding
1168 a == 0 && b == 0 and a != 0 || b != 0 .
1170 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
1172 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
1174 2008-03-26 Andreas Schwab <schwab@suse.de>
1176 * doc/invoke.texi: Fix use of @item vs. @itemx.
1178 2008-03-26 Tom Tromey <tromey@redhat.com>
1180 * Makefile.in (build/gensupport.o, build/print-rtl.o,
1181 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
1182 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
1183 build/gencodes.o, build/genconditions.o, build/genconfig.o,
1184 build/genconstants.o, build/genemit.o, build/genextract.o,
1185 build/genflags.o, build/genmddeps.o, build/genopinit.o,
1186 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
1189 2008-03-26 Richard Guenther <rguenther@suse.de>
1192 2008-03-26 Richard Guenther <rguenther@suse.de>
1194 * fold-const.c (target.h): Include.
1195 (fold_comparison): Fold comparison of addresses of two decls
1196 that bind locally. Consolidate address folding code.
1198 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1200 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
1201 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
1202 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
1203 dconstsqrt2, dconstthird, dconste and/or dconst10.
1204 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
1205 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
1206 dconstsqrt2, dconste): Delete.
1207 (init_emit_once): Likewise. Simplify initializing dconstm1.
1209 * real.c (get_real_const): New.
1210 * real.h (dconst3, dconst10, dconstm2, dconstthird,
1211 dconstsqrt2, dconste): Delete.
1212 (real_value_const, get_real_const): New.
1214 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
1216 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
1218 * config/i386/i386.c (ix86_function_arg_boundary): Check
1219 BIGGEST_ALIGNMENT instead of 128.
1220 (setup_incoming_varargs_64): Likewise.
1222 2008-03-26 Tom Tromey <tromey@redhat.com>
1224 * Makefile.in (DEPFILES): Add missing '/'.
1226 2008-03-26 Richard Guenther <rguenther@suse.de>
1228 * fold-const.c (target.h): Include.
1229 (fold_comparison): Fold comparison of addresses of two decls
1230 that bind locally. Consolidate address folding code.
1232 2008-03-26 Nick Clifton <nickc@redhat.com>
1235 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
1236 not allow INT+INT as a legitimate addressing mode.
1238 2008-03-26 Richard Guenther <rguenther@suse.de>
1240 * tree-flow.h (widen_bitfield): Remove declaration.
1241 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
1242 (widen_bitfield): Remove function.
1243 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
1246 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1249 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
1252 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
1254 PR rtl-optimization/35232
1255 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
1256 (forget_old_reloads_1, forget_marked_reloads): Don't clear
1257 reg_reloaded_call_part_clobbered here.
1258 (reload_regs_reach_end_p): New function.
1259 (reload_reg_rtx_for_input): New variable.
1260 (reload_reg_rtx_for_output): Likewise.
1261 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
1262 when reassigning a pseudo register. Load reloadreg from
1263 reload_reg_rtx_for_input, moving the mode and register
1265 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1266 instead of the original when deciding whether an input reload
1267 would be a no-op or whether an output reload can be deleted.
1268 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1269 when setting up new_spill_reg_store. Load it from
1270 reload_reg_rtx_for_output, moving the mode and register
1272 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1273 instead of the original when deciding whether an output reload
1274 would be a no-op. Do the same when modifying insn notes.
1275 Use rtx_equal_p instead of == to compare the registers.
1276 (inherit_piecemeal_p): Take a mode and two register numbers
1278 (emit_reload_insns): Clear new_spill_reg_store for every hard
1279 register in the reload register. Remove spill registers
1280 from reg_reloaded_valid before considering whether to record
1281 inheritance information for them. Use reload_reg_rtx_for_output
1282 instead of reg_rtx when recording output reloads. Use
1283 reload_reg_rtx_for_input instead of reg_rtx when recording
1284 input reloads. Set or clear reg_reloaded_call_part_clobbered
1285 at the same time as setting reg_reloaded_valid.
1286 (delete_output_reload): Add a new_reload_reg parameter and use it
1287 instead of rld[j].reg_rtx.
1288 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1291 2008-03-25 Tom Tromey <tromey@redhat.com>
1293 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1294 (build/genattr.o): Likewise.
1295 (build/genattrtab.o): Likewise.
1296 (build/gencodes.o): Likewise.
1297 (build/genconfig.o): Likewise.
1298 (build/genconstants.o): Likewise.
1299 (build/genemit.o): Likewise.
1300 (build/genextract.o): Likewise.
1301 (build/genflags.o): Likewise.
1303 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1305 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1306 instead of size_int for integer types.
1307 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1308 to match type of MINUS_EXPR.
1310 2008-03-25 Tom Tromey <tromey@redhat.com>
1312 * configure: Rebuilt.
1313 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1316 2008-03-25 Tom Tromey <tromey@redhat.com>
1318 * config/x-solaris (host-solaris.o): Update.
1319 * config/x-linux (host-linux.o): Update.
1320 * config/x-hpux (host-hpux.o): Update.
1321 * config/x-darwin (host-darwin.o): Update.
1322 * config/v850/t-v850e (v850-c.o): Update.
1323 * config/v850/t-v850 (v850-c.o): Update.
1324 * config/t-vxworks (vxworks.o): Update.
1325 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1326 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1327 * config/spu/t-spu-elf (spu-c.o): Update.
1329 * config/sh/t-symbian (sh-c.o): Update.
1330 (symbian.o): Update.
1331 * config/sh/t-sh (sh-c.o): Update.
1332 * config/score/t-score-elf (score7.o, score3.o): Update.
1333 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1334 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1335 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1336 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1338 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1339 * config/m32c/t-m32c (m32c-pragma.o): Update.
1340 * config/ia64/t-ia64 (ia64-c.o): Update.
1341 * config/i386/x-mingw32 (host-mingw32.o): Update.
1342 * config/i386/x-i386 (driver-i386.o): Update.
1343 * config/i386/x-darwin (host-i386-darwin.o): Update.
1344 * config/i386/x-cygwin (host-cygwin.o): Update.
1345 * config/i386/t-nwld (nwld.o): Update.
1346 * config/i386/t-netware (netware.o): Update.
1347 * config/i386/t-interix (winnt.o): Update.
1348 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1349 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1350 msformat-c.o): Update.
1351 * config/bfin/t-bfin-linux (generated_files): Add
1352 linux-sysroot-suffix.h.
1353 * config/arm/t-wince-pe (pe.o): Update.
1354 * config/arm/t-strongarm-pe (pe.o): Update.
1355 * config/arm/t-pe (pe.o): Update.
1356 * config/arm/t-arm (arm-c.o): Update.
1357 * doc/install.texi (Prerequisites): Require make 3.80.
1358 * Makefile.in: Remove .o targets.
1359 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1360 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1361 (simple_generated_h, simple_generated_c): Move earlier.
1362 (generated_files): New variable.
1363 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1364 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1365 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1366 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1367 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1368 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1369 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1370 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1371 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1372 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1373 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1374 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1376 (COMPILE.base, COMPILE): New variables.
1377 (%.o): New pattern rule.
1378 (ALL_HOST_OBJS): New variable.
1379 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1380 (dummy-checksum.o, cc1-checksum.o): Remove.
1381 (DRIVER_SHLIB): New variable.
1382 (DRIVER_DEFINES): Use it.
1383 (gencondmd.c): Move out of build/.
1384 (s-conditions): Update.
1385 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1386 (ALL_BUILD_OBJS): Likewise.
1387 (build/%.o): Use BUILDCOMPILE.
1388 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1389 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1390 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1391 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1392 build/genconfig.o, build/genconstants.o, build/genemit.o,
1393 build/genextract.o, build/genflags.o, build/genmddeps.o,
1394 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1395 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1396 build/gen-protos.o, build/scan.o, build/fix-header.o,
1397 build/scan-decls.o): Simplify.
1398 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1399 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1400 prefix.o, toplev.o): Reduce to variable setting.
1401 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1402 ($(out_object_file), gcc-options.o): New targets.
1403 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1404 * configure: Rebuilt.
1405 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1406 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1408 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1410 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1411 complain when we hit an error, return ERROR_MARK_NODE.
1413 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1415 * config/sh/constraints.md (Pso, Psz): New constraints.
1416 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1417 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1419 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1421 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1422 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1424 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1426 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1427 (prefetch_sh2a): New.
1429 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1430 Naveen.H.S <naveen.hs@kpitcummins.com>
1432 * config/sh/constraints.md (I28): New constraint.
1433 * config/sh/sh.c (broken_move): Add support for movi20s.
1434 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1436 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1437 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1438 Naveen.H.S <naveen.hs@kpitcummins.com>
1440 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1441 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1442 (print_operand): Handle resbank in %@ operand code.
1443 (sh_encode_section_info): New.
1444 (push_regs): Add conditions for resbank.
1445 (sh_expand_epilogue): Likewise.
1446 (sh_insert_attributes): Likewise.
1447 (sh_attribute_table): Likewise.
1448 (sh_handle_resbank_handler_attribute): New.
1449 (sh2a_handle_function_vector_handler_attribute): New.
1450 (sh2a_is_function_vector_call): New.
1451 (sh2a_get_function_vector_number): New.
1452 (sh2a_function_vector_p): New.
1453 (sh_cfun_resbank_handler_p): New.
1454 * config/sh/sh.md (calli): Emit jsr/n if possible.
1455 (calli_tbr_rel): New.
1456 (calli_pcrel): Emit jsr/n if possible.
1457 (return_i): Emit rts/n if possible.
1458 (call_valuei_tbr_rel): New.
1459 (call_valuei_pcrel): Add condition for SH2A target.
1460 (call_value): Likewise.
1461 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1462 (sh2a_get_function_vector_number): Likewise.
1463 (sh2a_is_function_vector_call): Likewise.
1464 * doc/extend.texi: Document TBR relative addressing of SH2A.
1465 (resbank): Add description for SH2A.
1467 2008-03-24 Richard Guenther <rguenther@suse.de>
1470 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1471 pointer assignments change conversions according to middle-end rules.
1472 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1473 * configure.ac: Include type checking in yes.
1474 * configure: Regenerate.
1476 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1478 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1479 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1481 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1483 * gthr-vxworks.h (UNUSED): Define.
1485 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1487 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1489 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1491 * doc/extend.texi (Function Attributes): Add missing comma in the
1492 example of the "alloc_size" attribute.
1494 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1497 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1499 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1502 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1505 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1506 of the underlying type of a MS bitfield layout to the natural
1507 alignment of the type.
1509 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1511 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1512 to their natural alignment to avoid store forwarding stalls.
1514 2008-03-22 Richard Guenther <rguenther@suse.de>
1516 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1517 For PHI nodes verify the address is invariant.
1518 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1519 (get_symbol_constant_value): Use is_gimple_min_invariant.
1520 (maybe_fold_stmt_indirect): Likewise.
1522 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1524 PR rtl-optimization/33927
1525 * Makefile.in (dse.o): Depend on $(TM_P_H).
1526 * expr.h (extract_low_bits): Declare.
1527 * expmed.c (extract_low_bits): New function.
1528 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1529 * dse.c: Include tm_p.h.
1530 (find_shift_sequence): Remove the read_reg argument and return the
1531 read value. Emit the instructions instead of returning them.
1532 Iterate on new_mode rather than calculating it each time.
1533 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1534 source to NEW_MODE and extract_low_bits to convert the shifted
1536 (replace_read): Allow the load and store to have different mode
1537 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1538 or extraction instructions before trying the replacement. Update
1539 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1541 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1543 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1544 to their natural alignment to avoid store forwarding stalls.
1546 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1549 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1550 encouraging but not allowing gprs for input;
1551 change the input constraint to !f#r.
1552 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1554 change the output constraint to !f#r.
1556 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1559 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1560 corresponding post-reload splitters.
1561 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1562 when x87 FP math is selected.
1563 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1564 New function prototype.
1565 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1566 unreachable function to ease macroization of insn patterns.
1568 2008-03-21 Martin Jambor <mjambor@suse.cz>
1570 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1571 reference dumps if ddr is NULL or dependence is unknown.
1573 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1575 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1576 unsigned extension into account.
1577 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1578 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1579 Do computations on a scratch register.
1581 2008-03-21 Richard Guenther <rguenther@suse.de>
1583 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1584 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1585 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1586 * tree-ssa-dom.c (record_equality): Likewise.
1587 * tree-inline.c (copy_body_r): Likewise.
1588 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1591 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1593 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1594 as 'delete_unused' argument.
1596 2008-03-20 Richard Guenther <rguenther@suse.de>
1598 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1599 special casing of constant qualifiers.
1600 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1601 care about them in general.
1602 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1603 regardless of their type.
1604 (fold_stmt_r): Forcefully fold *& if we end up with that.
1606 2008-03-20 Paul Brook <paul@codesourcery.com>
1608 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1609 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1611 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1613 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1614 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1616 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1618 * common.opt (Wmudflap): New option.
1619 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1620 (mx_register_decls): Likewise.
1621 (mudflap_finish_file): Likewise.
1622 * doc/invoke.texi: Document -Wno-mudflap.
1624 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1626 * c-format.c (replace_format_name_to_system_name): New.
1628 (convert_format_name_to_system_name): New.
1629 (decode_format_attr): Add use of convert_format_name_to_system_name.
1630 (format_types_orig): Add gnu_ prefix to names.
1631 (check_format_info_main): Special treating of \0 escaped names for
1632 supporting multi-character format specifiers as I32, I64.
1633 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1634 (gnu_target_overrides_format_attributes): New.
1635 * c-format.h: Add structure target_ovr_attr to hold
1636 system specific formatter names.
1637 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1638 msformat-c.o file to c_target_objs and cxx_target_objs.
1639 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1640 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1641 (TARGET_N_FORMAT_TYPES): New.
1642 * config/i386/msformat-c.c: New.
1643 * config/i386/t-cygming: Add build rule for msformat-c.o.
1644 * doc/extend.texi: Add new format names gnu_* and ms_* and
1646 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1648 2008-03-20 Ira Rosen <irar@il.ibm.com>
1650 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1651 optimizations turned on under -O3.
1652 (ftree-vectorize): Add that the flag is turned on with -O3.
1654 2008-03-20 Ben Elliston <bje@au.ibm.com>
1656 * regmove.c (try_auto_increment): Fix spelling error in comment.
1657 * final.c (final_scan_insn): Likewise.
1659 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1662 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1663 allocator preferences for "y" and "r" class registers.
1664 ("*mov<mode>_internal"): Ditto.
1665 ("*movv2sf_internal_rex64"): Ditto.
1666 ("*movv2sf_internal"): Ditto.
1668 2008-03-19 Michael Matz <matz@suse.de>
1671 * calls.c (expand_call): Check overlap of arguments with call
1672 address for sibcalls.
1674 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1677 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1678 of the underlying type of a MS bitfield layout to the natural
1679 alignment of the type.
1681 2008-03-19 Jan Hubicka <jh@suse.cz>
1684 * toplev.c (decode_d_option): Handle all CPP flags.
1685 * tree-vrp.c: Update tree_pass descriptors.
1686 * regrename.c: Update tree_pass descriptors.
1687 * fwprop.c: Update tree_pass descriptors.
1688 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1689 * tree-into-ssa.c: Update tree_pass descriptors.
1690 * tree-dump.c: Update tree_pass descriptors.
1691 * tree-complex.c: Update tree_pass descriptors.
1692 * tree-dump.h: Update tree_pass descriptors.
1693 * see.c: Update tree_pass descriptors.
1694 * cgraphbuild.c: Update tree_pass descriptors.
1695 * tracer.c: Update tree_pass descriptors.
1696 * tree-loop-distribution.c: Update tree_pass descriptors.
1697 * cgraph.c: Update tree_pass descriptors.
1698 * postreload-gcse.c: Update tree_pass descriptors.
1699 * postreload.c: Update tree_pass descriptors.
1700 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1701 * tree-tailcall.c: Update tree_pass descriptors.
1702 * tree-pass.h (tree_opt_pass): Rename to ...
1703 (opt_pass) ... this one; add "type" field and remove letter field.
1704 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1705 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1706 all_lowering_passes): Update declaration.
1707 * ipa-cp.c: Update tree_pass descriptors.
1708 * final.c: Update tree_pass descriptors.
1709 * omp-low.c: Update tree_pass descriptors.
1710 * tree-ssa-dse.c: Update tree_pass descriptors.
1711 * ipa-reference.c: Update tree_pass descriptors.
1712 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1713 * auto-inc-dec.c: Update tree_pass descriptors.
1714 * reorg.c: Update tree_pass descriptors.
1715 * cgraphunit.c: Update tree_pass descriptors.
1716 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1717 * tree-ssa-ccp.c: Update tree_pass descriptors.
1718 * df-core.c: Update tree_pass descriptors.
1719 * mode-switching.c: Update tree_pass descriptors.
1720 * tree-nomudflap.c: Update tree_pass descriptors.
1721 * modulo-sched.c: Update tree_pass descriptors.
1722 * ipa-pure-const.c: Update tree_pass descriptors.
1723 * cse.c: Update tree_pass descriptors.
1724 * web.c: Update tree_pass descriptors.
1725 * tree-stdarg.c: Update tree_pass descriptors.
1726 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1727 * tree-ssa-dom.c: Update tree_pass descriptors.
1728 * tree-nrv.c: Update tree_pass descriptors.
1729 * tree-ssa-alias.c: Update tree_pass descriptors.
1730 * loop-init.c: Update tree_pass descriptors.
1731 * gimple-low.c: Update tree_pass descriptors.
1732 * ipa-inline.c: Update tree_pass descriptors.
1733 * tree-ssa-sink.c: Update tree_pass descriptors.
1734 * global.c: Update tree_pass descriptors.
1735 * ifcvt.c: Update tree_pass descriptors.
1736 * jump.c: Update tree_pass descriptors.
1737 * predict.c: Update tree_pass descriptors.
1738 * tree-ssa-loop.c: Update tree_pass descriptors.
1739 * recog.c: Update tree_pass descriptors.
1740 * dse.c: Update tree_pass descriptors.
1741 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
1742 * tree-eh.c: Update tree_pass descriptors.
1743 * regmove.c: Update tree_pass descriptors.
1745 * function.c: Update tree_pass descriptors.
1746 * tree-vectorizer.c: Update tree_pass descriptors.
1747 * gcse.c: Update tree_pass descriptors.
1748 * ipa-type-escape.c: Update tree_pass descriptors.
1749 * tree-if-conv.c: Update tree_pass descriptors.
1750 * init-regs.c: Update tree_pass descriptors.
1751 * ipa.c: Update tree_pass descriptors.
1752 * tree-ssa-phiopt.c: Update tree_pass descriptors.
1753 * rtl-factoring.c: Update tree_pass descriptors.
1754 * lower-subreg.c: Update tree_pass descriptors.
1755 * bt-load.c: Update tree_pass descriptors.
1756 * tree-dfa.c: Update tree_pass descriptors.
1757 * except.c: Update tree_pass descriptors.
1758 * emit-rtl.c: Update tree_pass descriptors.
1759 * cfgexpand.c: Update tree_pass descriptors.
1760 * tree-cfgcleanup.c: Update tree_pass descriptors.
1761 * cfgcleanup.c: Update tree_pass descriptors.
1762 * tree-ssa-pre.c: Update tree_pass descriptors.
1763 * tree-sra.c: Update tree_pass descriptors.
1764 * tree-mudflap.c: Update tree_pass descriptors.
1765 * tree-ssa-copy.c: Update tree_pass descriptors.
1766 * cfglayout.c: Update tree_pass descriptors.
1767 * tree-ssa-forwprop.c: Update tree_pass descriptors.
1768 * tree-ssa-dce.c: Update tree_pass descriptors.
1769 * tree-ssa.c: Update tree_pass descriptors.
1770 * regclass.c: Update tree_pass descriptors.
1771 * integrate.c: Update tree_pass descriptors.
1772 * tree-optimize.c: Update tree_pass descriptors.
1773 * tree-ssa-phiprop.c: Update tree_pass descriptors.
1774 * tree-object-size.c: Update tree_pass descriptors.
1775 * combine.c: Update tree_pass descriptors.
1776 * tree-outof-ssa.c: Update tree_pass descriptors.
1777 * bb-reorder.c: Update tree_pass descriptors.
1778 * stack-ptr-mod.c: Update tree_pass descriptors.
1779 * var-tracking.c: Update tree_pass descriptors.
1780 * tree-profile.c: Update tree_pass descriptors.
1781 * tree-vect-generic.c: Update tree_pass descriptors.
1782 * reg-stack.c: Update tree_pass descriptors.
1783 * sched-rgn.c: Update tree_pass descriptors.
1784 * tree-ssa-structalias.c: Update tree_pass descriptors.
1785 * tree-cfg.c: Update tree_pass descriptors.
1786 * passes.c (current_pass): Update declaration.
1787 (finish_optimization_passes): Update.
1788 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
1789 (register_one_dump_file, register_dump_files_1, next_pass_1):
1791 (init_optimization_passes): Update handling of new types.
1792 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
1793 * ipa-struct-reorg.c: Update tree_pass descriptors.
1794 * tree-ssa-reassoc.c: Update tree_pass descriptors.
1795 * combine-stack-adj.c: Update tree_pass descriptors.
1796 * cfgrtl.c: Update tree_pass descriptors.
1797 * dce.c: Update tree_pass descriptors.
1798 * tree-ssanames.c: Update tree_pass descriptors.
1800 2008-03-19 Richard Guenther <rguenther@suse.de>
1803 * tree-ssa.c (walk_data): New structure.
1804 (warn_uninitialized_var): If not always_executed warn with "maybe"
1806 (execute_early_warn_uninitialized): Compute post-dominators.
1807 Initialize always_executed before processing each basic block.
1809 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1812 * config/i386/i386.c (x86_this_parameter): Calculate correct location
1813 of "this" pointer when "regparm = N" or "fastcall" is in effect.
1815 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1817 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
1819 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
1821 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
1823 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
1824 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
1825 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
1826 target after ignore has been set, and move there also the commputation
1827 of subtarget and original_target.
1828 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
1829 (LANG_HOOKS_INITIALIZER): Remove it.
1830 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
1832 2008-03-18 Richard Guenther <rguenther@suse.de>
1834 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
1835 found an expression with constants, note that in the VN for the lhs.
1836 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
1837 fold them to constants if possible. Run cleanup_cfg if done so.
1838 (execute_pre): Return todo.
1840 (execute_fre): Likewise.
1841 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
1843 (get_prop_source_stmt): Look through pointer conversions.
1845 2008-03-18 Jan Hubicka <jh@suse.cz>
1847 * tree-pretty-print.c: Include predict.h.
1848 (dump_generic_node): Dump predictor.
1849 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
1850 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
1851 * gimple-low.c (lower_stmt): Likewise.
1852 * expr.c (expand_expr_real): Likewise.
1853 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
1855 (build_predict_expr, build_predict_expr): New.
1856 * predict.h (predictor_name, build_predict_expr): Update.
1857 * c-typeck.c (c_finish_bc_stmt): Add prediction.
1858 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
1859 * predict.def (PRED_CONTINUE): Update hitrate.
1860 * tree.def (PREDICT_EXPR): Define.
1861 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
1862 do not handle BIND_EXPR.
1863 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
1864 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
1865 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
1868 2008-03-18 Michael Matz <matz@suse.de>
1870 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
1872 2008-03-18 Richard Guenther <rguenther@suse.de>
1874 * tree-gimple.h (is_gimple_invariant_address): Declare.
1875 (is_gimple_constant): Likewise.
1876 * tree-gimple.c (is_gimple_constant): New function.
1877 (is_gimple_invariant_address): Likewise.
1878 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
1879 and is_gimple_invariant_address.
1880 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
1882 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1883 an addressable base.
1885 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1888 * gimplify.c (gimplify_expr): Gimplify second operand of
1891 2008-03-17 Richard Guenther <rguenther@suse.de>
1893 PR tree-optimization/19637
1894 * fold-const.c (fold_unary): Remove restrictions of removing
1895 intermediate pointer-conversions (P2)(P1)P0.
1896 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1897 conversion to void pointer.
1898 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1900 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1903 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1904 emulated thread local variables.
1906 2008-03-16 Richard Guenther <rguenther@suse.de>
1909 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1910 expand TREE_INVARIANT operations that are not gimple invariant.
1912 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1914 * doc/extend.texi (Alignment): Say that the ABI controls
1915 the __alignof__ for non-strict-alignment targets rather
1916 than being a recommendation.
1918 2008-03-15 Paul Brook <paul@codesourcery.com>
1920 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1922 (arm_output_fn_unwind): Mark functions that can not be unwound.
1924 2008-03-15 Paul Brook <paul@codesourcery.com>
1926 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1927 extension instructions.
1929 2008-03-15 Richard Guenther <rguenther@suse.de>
1931 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1932 and fold constant aggregate refs.
1933 (fold_const_aggregate_ref): Handle string constants
1934 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1935 (evaluate_stmt): Simplify now that ccp_fold folds constant
1938 2008-03-15 Paul Brook <paul@codesourcery.com>
1940 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
1941 (extzv): Use gen_extzv_t2.
1942 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
1944 2008-03-15 Richard Guenther <rguenther@suse.de>
1946 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
1947 (fold_const_aggregate_ref): Likewise.
1948 (get_value): Return NULL if we don't have any values.
1949 (ccp_finalize): Set const_val to NULL after freeing it.
1950 * tree-flow.h (get_symbol_constant_value): Declare.
1951 (fold_const_aggregate_ref): Likewise.
1952 * tree-ssa-sccvn.c (try_to_simplify): Use them.
1954 2008-03-15 Richard Guenther <rguenther@suse.de>
1957 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
1958 to not produce negative array indices if not allowed. Add
1959 parameter to indicate that.
1960 (maybe_fold_offset_to_component_ref): Allow negative array
1961 indices only for the first member of a structure.
1962 (maybe_fold_offset_to_reference): Allow negative array indices.
1963 (maybe_fold_stmt_addition): Likewise.
1965 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
1966 Anatoly Sokolov <aesok@post.ru>
1968 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
1969 (avr_arch): Add ARCH_AVR6.
1970 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
1971 (initial_elimination_offset): Initialize and use 'avr_pc_size'
1972 instead of fixed value 2.
1973 (print_operand_address): Use gs() asm specifier instead of pm().
1974 (avr_assemble_integer): (Ditto.).
1975 (avr_output_addr_vec_elt): (Ditto.).
1976 (print_operand): Handle "!" code.
1977 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
1978 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
1979 (AVR_HAVE_EIJMP_EICALL): Define.
1980 (AVR_3_BYTE_PC): Redefine.
1981 (AVR_2_BYTE_PC): (Ditto.).
1982 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
1983 (LINK_SPEC): Add atmega2560 and atmega2561.
1984 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
1986 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
1987 for 3 byte PC devices.
1988 (call_value_insn): (Ditto.).
1989 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
1990 (indirect_jump): Use only for for 2 byte PC devices.
1991 (*tablejump): (Ditto.).
1992 (*indirect_jump_avr6): Add insn.
1993 (*tablejump_rjmp): Don't use for 3 byte PC devices.
1994 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
1995 instead of ijmp for 3 byte PC devices.
1996 (__tablejump2__): (Ditto.).
1997 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
1998 (MULITLIB_DIRNAMES): (Ditto.).
1999 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2001 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
2003 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
2004 "sse2_umulsidi3". Use V1DI mode for operand 0.
2005 ("mmx_psadbw"): Use V1DI mode for operand 0.
2006 * config/i386/i386-modes.def (V1SI): New vector mode.
2007 * config/i386/i386.c (struct builtin_description)
2008 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
2009 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
2010 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
2011 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
2012 v1di_ftype_v8qi_v8qi type.
2013 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
2015 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
2016 __builtin_ia32_pmuludq]: Fix the mode of return value.
2018 2008-03-15 Richard Guenther <rguenther@suse.de>
2021 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
2024 2008-03-14 Bob Wilson <bob.wilson@acm.org>
2026 * doc/invoke.texi (Option Summary, Xtensa Options): Document
2027 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
2028 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
2029 unless TARGET_SERIALIZE_VOLATILE is enabled.
2030 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
2031 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
2032 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
2034 2008-03-14 Richard Guenther <rguenther@suse.de>
2036 PR tree-optimization/34172
2037 * tree-flow.h (refs_may_alias_p): Declare.
2038 (get_single_def_stmt): Likewise.
2039 (get_single_def_stmt_from_phi): Likewise.
2040 (get_single_def_stmt_with_phi): Likewise.
2041 * tree-dfa.c (refs_may_alias_p): New function.
2042 (get_single_def_stmt): Likewise.
2043 (get_single_def_stmt_from_phi): Likewise.
2044 (get_single_def_stmt_with_phi): Likewise.
2045 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
2046 (vn_reference_lookup_1): New helper function.
2047 (vn_reference_lookup): Walk the virtual use-def chain to
2048 continue searching for a match if the def does not alias the
2049 reference we are looking for.
2051 2008-03-14 David Edelsohn <edelsohn@gnu.org>
2053 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
2054 archive and Perzl. Update The Written Word listing.
2056 2008-03-14 Richard Guenther <rguenther@suse.de>
2058 PR tree-optimization/34043
2059 PR tree-optimization/33989
2060 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
2062 (bitmap_find_leader): Use extra argument to verify dominance
2063 relationship inside a basic-block.
2064 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
2065 (find_leader_in_sets): Adjust.
2066 (create_component_ref_by_pieces): Take extra argument for
2067 dominance check, handle lookup failures.
2068 (find_or_generate_expression): Likewise.
2069 (create_expression_by_pieces): Likewise.
2070 (insert_into_preds_of_block): Adjust.
2071 (create_value_expr_from): If asked for, verify all operands
2072 are in the blocks AVAIL_OUT set.
2073 (make_values_for_stmt): Check for SSA_NAMEs that are life
2074 over an abnormal edge.
2075 (compute_avail): Remove such check.
2076 (do_SCCVN_insertion): New function.
2077 (eliminate): If we do not find a leader suitable for replacement
2078 insert a replacement expression from SCCVN if available.
2079 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
2080 (struct vn_ssa_aux): Add needs_insertion flag.
2081 * tree-ssa-sccvn.c (may_insert): New global flag.
2082 (copy_reference_ops_from_ref): Value-number union member access
2083 based on its size, not type and member if insertion is allowed.
2084 (visit_reference_op_load): For a weak match from union type
2085 punning lookup a view-converted value and insert a SSA_NAME
2086 for that value if that is not found.
2087 (visit_use): Make dumps shorter. Do not disallow value numbering
2088 SSA_NAMEs that are life over an abnormal edge to constants.
2089 (free_scc_vn): Release inserted SSA_NAMEs.
2090 (run_scc_vn): New flag to specify whether insertion is allowed.
2091 Process SSA_NAMEs in forward order.
2092 * tree-ssa-loop-im.c (for_each_index): Handle invariant
2093 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
2094 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
2095 pointer type to/from integral types that do not change the
2096 precision to regular conversions.
2098 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2100 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2101 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2102 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
2103 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
2104 input arguments and the mode of return value. Built-in functions
2105 that operate on whole 64-bit MMX register now use V1DI mode.
2107 2008-03-13 Alon Dayan <alond@il.ibm.com>
2108 Olga Golovanevsky <olga@il.ibm.com>
2110 PR tree-optimization/35041
2111 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
2112 to locate the right position in a statement.
2114 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2118 * config/i386/xmmintrin.h: Change all static inline functions to
2119 extern inline and add __gnu_inline__ attribute.
2120 * config/i386/bmintrin.h: Ditto.
2121 * config/i386/smmintrin.h: Ditto.
2122 * config/i386/tmmintrin.h: Ditto.
2123 * config/i386/mmintrin-common.h: Ditto.
2124 * config/i386/ammintrin.h: Ditto.
2125 * config/i386/emmintrin.h: Ditto.
2126 * config/i386/pmmintrin.h: Ditto.
2127 * config/i386/mmintrin.h: Ditto.
2128 * config/i386/mm3dnow.h: Ditto.
2130 2008-03-13 Jakub Jelinek <jakub@redhat.com>
2133 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
2134 (lower_omp_2): New function.
2135 (lower_omp_1, lower_omp): Rewritten.
2137 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
2140 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
2141 with the phrase "Microsoft Windows compilers".
2142 (Push/Pop Macro Pragmas): New subsection. Document
2143 #pragma push_macro and pragma pop_macro.
2145 2008-03-12 Paul Brook <paul@codesourcery.com>
2147 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
2149 2008-03-12 Paul Brook <paul@codesourcery.com>
2151 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
2152 (thumb2_alusi3_short): Exclude PLUS and MINUS.
2153 (thumb2_addsi_shortim): Rename ...
2154 (thumb2_addsi_short): ... to this. Allow register operands.
2155 (thumb2_subsi_short): New pattern.
2156 (thumb2_one_cmplsi2_short,
2157 thumb2_negsi2_short): New patterns and peepholes.
2159 2008-03-12 Paul Brook <paul@codesourcery.com>
2161 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
2163 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
2165 * config/i386/i386.md (int_cond): New code iterator.
2167 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
2168 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
2169 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
2170 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
2171 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
2172 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
2173 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
2174 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
2176 2008-03-12 Paul Brook <paul@codesourcery.com>
2178 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
2179 instead of {arm,thumb}_compute_save_reg_mask.
2180 (output_return_instruction): Ditto.
2181 (thumb_unexpanded_epilogue): Ditto.
2182 (thumb1_expand_prologue): Ditto.
2183 (thumb1_output_function_prologue): Ditto.
2184 (arm_set_return_address): Ditto.
2185 (thumb_set_return_address): Ditto.
2186 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
2187 regs to achieve stack alignment.
2188 (thumb1_compute_save_reg_mask): Fix compiler warning.
2189 (arm_output_epilogue): Use offsets->saved_regs_mask.
2190 Adjust stack pointer by poping call clobered registers.
2191 (arm_expand_prologue): Use offsets->saved_regs_mask.
2192 Adjust stack pointer by pushing extra registers.
2193 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
2195 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
2198 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
2199 conversion to the operands of a multiplication.
2201 2008-03-12 Richard Guenther <rguenther@suse.de>
2203 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
2204 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
2205 * timevar.def (TV_TREE_PHIPROP): Add.
2206 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
2207 pass description. Use TV_TREE_PHIPROP.
2208 * tree-ssa-forwprop.c: Remove phiprop code.
2210 2008-03-12 Jakub Jelinek <jakub@redhat.com>
2213 * omp-low.c (maybe_lookup_decl): Constify first argument.
2214 (use_pointer_for_field): Change last argument from bool to
2215 omp_context *. Disallow shared copy-in/out in nested
2216 parallel if decl is shared in outer parallel too.
2217 (build_outer_var_ref, scan_sharing_clauses,
2218 lower_rec_input_clauses, lower_copyprivate_clauses,
2219 lower_send_clauses, lower_send_shared_vars): Adjust callers.
2221 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
2222 Ira Rosen <irar@il.ibm.com>
2224 * tree-vectorizer.c (free_stmt_vec_info): New function.
2225 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
2226 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
2227 * tree-vectorizer.h (free_stmt_vec_info): Declare.
2228 * tree-vect-transform.c (vectorizable_conversion): Free
2229 vec_oprnds0 if it was allocated.
2230 (vect_permute_store_chain): Remove unused VECs.
2231 (vectorizable_store): Free VECs that are allocated in the..
2233 (vect_transform_strided_load, vectorizable_load): Likewise.
2234 (vect_remove_stores): Simplify the code.
2235 (vect_transform_loop): Move code to vect_remove_stores().
2236 Call vect_remove_stores() and free_stmt_vec_info().
2238 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2240 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
2241 TARGET_HPUX. Revise comment.
2242 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
2243 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
2244 Use sr4 variant of `be' instruction when not generating PIC code.
2245 (attr_length_call): Adjust for above change.
2247 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2249 * ipa-reference.c (static_execute): Remove module_statics_const and
2250 associated setting code.
2252 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2255 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
2256 predicate for operand 1.
2257 (paritysi2_cmp): Use register_operand predicate for operand 2.
2258 Use earlyclobber modifier for operand 1. Remove support for
2260 (paritydi2_cmp): Use register_operand predicate for operand 3.
2261 Use earlyclobber modifier for operand 1. Remove support for
2264 2008-03-11 Paul Brook <paul@codesourcery.com>
2265 Vladimir Prus <vladimir@codesourcery.com>
2267 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2268 (arm_compute_save_reg0_reg12_mask): Always
2269 check if register 11 must be saved. Always safe hard frame pointer
2270 when frame_pointer_needeed.
2271 (arm_compute_save_reg_mask): Save IP and PC
2272 only with apcs frames.
2273 (arm_output_epilogue): Adjust Thumb2 codepath to
2274 be also invoked and work for ARM non-apcs frames.
2275 (arm_expand_prologue): Don't bother saving IP
2276 for non-apcs frame, since it's not clobbered by
2277 prologue code. Implement non-apcs frame
2280 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2282 PR rtl-optimization/35281
2283 * expr.c (convert_move): Use a new pseudo for the intermediate
2284 from_mode->word_mode result.
2286 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2288 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2289 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2290 * toplev.c (compile_file): Don't call it.
2292 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2295 * expr.c (store_expr): Call emit_block_move if the mode
2296 of "temp" RTX is BLKmode.
2298 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2299 Richard Guenther <rguenther@suse.de>
2301 PR tree-optimization/31358
2302 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2303 the step with a NULL_TREE.
2304 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2305 to sizetype if type is a pointer type.
2306 (add_candidate_1): Don't convert the base and step to
2307 the generic type if the orginal type is a pointer type.
2308 (add_iv_value_candidates): Use sizetype for the step
2309 if type is a pointer type.
2310 (cand_value_at): Likewise.
2311 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2313 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2314 Don't convert the tem affine to the type.
2315 (add_elt_to_tree): Use sizetype for the step if a pointer.
2316 Use POINTER_PLUS_EXPR for pointers.
2317 (aff_combination_to_tree): Use sizetype for the step if a
2320 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2322 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2323 Remove commutativity hint.
2325 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2329 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2330 errorneous type. Check that v is a VAR_DECL.
2333 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2335 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2337 PR tree-optimization/35494
2338 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2339 may be overriden at link and run time.
2341 2008-03-10 Richard Guenther <rguenther@suse.de>
2343 PR tree-optimization/34677
2344 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2345 (poolify_tree): Likewise.
2346 (modify_expr_template): Likewise.
2347 (poolify_modify_stmt): Likewise.
2348 (insert_fake_stores): Handle all component-ref style stores
2349 in addition to INDIRECT_REF. Also handle complex types.
2350 Do not poolify the inserted load.
2351 (realify_fake_stores): Do not rebuild the tree but only
2352 make it a SSA_NAME copy.
2353 (init_pre): Remove initialzation of modify_expr_template.
2354 Do not allocate modify_expr_node_pool.
2355 (fini_pre): Do not free modify_expr_node_pool.
2357 2008-03-10 Paul Brook <paul@codesourcery.com>
2359 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2362 2008-03-10 Paul Brook <paul@codesourcery.com>
2363 Mark Shinwell <shinwell@codesourcery.com>
2365 * config/arm/cortex-r4.md: New.
2366 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2368 * config/arm/arm.md: Include cortex-r4.md.
2369 (insn): Add smmls, sdiv and udiv values.
2370 (generic_sched): Don't use generic scheduling for Cortex-R4.
2371 (arm_issue_rate): New function.
2372 (TARGET_SCHED_ISSUE_RATE): Define.
2374 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2376 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2378 2008-03-10 Richard Guenther <rguenther@suse.de>
2380 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2381 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2383 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2385 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2386 Set default to true.
2388 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2390 * c.opt (Wsynth): Deprecate.
2391 * doc/invoke.texi (Option Summary, Warning Options): Document
2392 -Wno-format-contains-nul.
2394 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2397 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2398 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2400 2008-03-09 Ira Rosen <irar@il.ibm.com>
2402 * config/rs6000/rs6000.c (builtin_description): Rename vector
2403 left shift operations.
2404 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2405 (altivec_vsl<VI_char>): Rename to ...
2406 (ashl<mode>3): ... new name.
2407 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2409 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2411 2008-03-08 Richard Guenther <rguenther@suse.de>
2413 * coverage.h (tree_coverage_counter_addr): Declare.
2414 * coverage.c (tree_coverage_counter_addr): New function.
2415 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2417 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2418 (tree_gen_one_value_profiler): Likewise.
2419 (tree_gen_ic_profiler): Likewise.
2420 (tree_gen_average_profiler): Likewise.
2421 (tree_gen_ior_profiler): Likewise.
2423 2008-03-08 Richard Guenther <rguenther@suse.de>
2425 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2426 (vn_binary_op_insert): Likewise.
2427 (vn_unary_op_lookup): Likewise.
2428 (vn_unary_op_insert): Likewise.
2429 (vn_nary_op_lookup): Declare.
2430 (vn_nary_op_insert): Likewise.
2431 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2432 and binary hashes, use a single obstack for unary_op_pool
2434 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2435 a single struct vn_nary_op_s. Store tree code length and
2436 a variable number of operands.
2437 (struct vn_reference_op_struct): Remove unused op2.
2438 (vn_reference_op_eq): Do not compare op2.
2439 (vn_reference_op_compute_hash): Do not compute hash of op2.
2440 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2441 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2442 with vn_nary_op_compute_hash.
2443 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2444 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2446 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2448 (visit_unary_op): Call nary functions.
2449 (visit_binary_op): Likewise.
2450 (process_scc): Adjust for struct vn_tables_s changes.
2451 (allocate_vn_table): Likewise.
2452 (free_vn_table): Likewise.
2453 * tree-vn.c (vn_add): Call nary functions.
2454 (vn_lookup): Likewise.
2456 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2459 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2460 wdst back after sync_compare_and_swapqhi_internal.
2462 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2465 * config/i386/i386-modes.def (V1DI): New vector mode.
2466 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2467 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2468 (MMXMODE248): Ditto.
2469 (MMXMODE): Add V1DI mode.
2470 (mmxvecsize): Change DI mode to V1DI mode.
2471 ("mov<mode>): Use MMXMODEI8 mode iterator.
2472 ("*mov<mode>_internal_rex64"): Ditto.
2473 ("*mov<mode>_internal"): Ditto.
2474 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2475 ("mmx_sub<mode>3"): Ditto.
2476 ("mmx_adddi3"): Remove insn pattern.
2477 ("mmx_subdi3"): Ditto.
2478 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2479 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2480 ("mmx_ashl<mode>3"): Ditto.
2481 ("mmx_lshrdi3"): Remove insn pattern.
2482 ("mmx_ashldi3"): Ditto.
2483 * config/i386/i386.c (classify_argument): Handle V1DImode.
2484 (function_arg_advance_32): Ditto.
2485 (function_arg_32): Ditto.
2486 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2487 mmx_addv1di3 insn pattern.
2488 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2489 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2490 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2491 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2492 Remove definitions of built-in functions.
2493 (V1DI_type_node): New node.
2494 (v1di_ftype_v1di_int): Ditto.
2495 (v1di_ftype_v1di_v1di): Ditto.
2496 (v2si_ftype_v2si_si): Ditto.
2497 (v4hi_ftype_v4hi_di): Remove node.
2498 (v2si_ftype_v2si_di): Ditto.
2499 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2500 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2501 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2502 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2503 Add new builtins using def_builtin_const.
2504 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2505 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2506 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2507 * config/i386/mmintrin.h (__v1di): New typedef.
2508 (_mm_add_si64): Cast arguments to __v1di type.
2509 (_mm_sub_si64): Ditto.
2510 (_mm_sll_pi16): Cast __count to __v4hi type.
2511 (_mm_sll_pi32): Cast __count to __v2si type.
2512 (_mm_sll_si64): Cast arguments to __v1di type.
2513 (_mm_srl_pi16): Cast __count to __v4hi type.
2514 (_mm_srl_pi32): Cast __count to __v2si type.
2515 (_mm_srl_si64): Cast arguments to __v1di type.
2516 (_mm_sra_pi16): Cast __count to __v4hi type.
2517 (_mm_sra_pi32): Cast __count to __v2si type.
2518 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2519 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2520 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2521 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2522 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2523 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2524 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2525 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2526 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2527 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2528 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2529 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2531 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2533 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2535 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2538 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2539 reg+const addressing for Altivec modes. Don't generate reg+reg
2540 addressing for TFmode or TDmode quantities.
2542 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2544 * c-common.c (vector_types_convertible_p): Call langhook
2545 instead of comptypes.
2547 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2550 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2551 integral and scalar float variables which have a
2554 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2556 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2557 dwarf_register_span hook when emitting unwind information for
2558 register-to-memory saves.
2559 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2560 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2562 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2564 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2565 for the same VAR_DECL.
2567 2008-03-06 Tom Tromey <tromey@redhat.com>
2570 * doc/standards.texi (Standards): Don't mention treelang.
2571 * doc/invoke.texi (Overall Options): Don't mention treelang.
2572 * doc/install.texi (Prerequisites): Don't mention bison or
2574 (Configuration): Don't mention treelang.
2575 (Building): Likewise.
2576 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2578 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2580 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2581 word-extractions out of a multi-word object.
2583 2008-03-06 Richard Guenther <rguenther@suse.de>
2585 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2586 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2587 result type and precision.
2588 * expr.c (get_inner_reference): Set unsignedp based on the result
2589 type of BIT_FIELD_REF.
2590 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2591 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2592 (try_instantiate_multiple_fields): Likewise. Use the correct type
2594 (sra_build_assignment): Likewise.
2595 (sra_build_elt_assignment): Likewise.
2596 (sra_explode_bitfield_assignment): Likewise.
2597 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2598 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2599 set BIT_FIELD_REF_UNSIGNED.
2600 (vectorizable_load): Likewise.
2602 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2604 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2607 2008-03-06 Richard Guenther <rguenther@suse.de>
2609 * alias.c (struct alias_set_entry): Move has_zero_child field
2610 to pack with alias_set.
2612 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2614 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2617 2008-03-05 Ian Lance Taylor <iant@google.com>
2619 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2621 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2623 * fwprop.c (update_df): Support width and offset parameters of
2625 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2626 global_conflicts): Change DF_REF_EXTRACT to either
2627 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2628 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2629 * df-scan.c (df_ref_record, df_defs_record,
2630 df_ref_create_structure, df_def_record_1, df_uses_record,
2631 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2632 df_bb_refs_collect, df_entry_block_defs_collect,
2633 df_exit_block_uses_collect): Support new width and offset fields.
2634 (ref_extract_pool): New storage pool.
2635 (df_free_ref): New function.
2636 (df_reg_chain_unlink, df_free_collection_rec,
2637 df_sort_and_compress_refs): Call df_free_ref.
2638 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2640 (df_ref_create_structure): Allocate df_ref_extract if offset and
2641 width fields are used.
2642 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2643 (df_uses_record): Get offset and width from ZERO_EXTRACT
2645 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2646 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2647 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2648 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2649 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2650 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2651 (df_ref_extract): New structure.
2652 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2653 (df_ref_create): Add width and offset parameters.
2655 2008-03-05 Richard Guenther <rguenther@suse.de>
2657 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2658 Use ranges_overlap_p.
2659 (offset_overlaps_with_access): Rename
2660 to ranges_overlap_p and move ...
2661 * tree-flow-inline.h (ranges_overlap_p): ... here.
2663 * tree.h (get_inner_reference, handled_component_p): Update
2666 * tree.h (record_component_aliases, get_alias_set,
2667 alias_sets_conflict_p, alias_sets_must_conflict_p,
2668 objects_must_conflict_p): Move declarations ...
2669 * alias.h (record_component_aliases, get_alias_set,
2670 alias_sets_conflict_p, alias_sets_must_conflict_p,
2671 objects_must_conflict_p): ... here.
2672 Include coretypes.h.
2673 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2675 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2677 * cfg.c: Include tree-flow.h.
2678 (remove_edge_raw): Call redirect_edge_var_map_clear.
2679 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2680 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2681 (redirect_edge_var_map_result): New.
2682 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2683 PENDING_STMT use with redirect_edge_var_map_*.
2684 * tree-ssa.c (edge_var_maps): New definition.
2685 (redirect_edge_var_map_add): New.
2686 (redirect_edge_var_map_clear): New.
2687 (redirect_edge_var_map_dup): New.
2688 (redirect_edge_var_map_vector): New.
2689 (redirect_edge_var_map_destroy): New.
2690 (ssa_redirect_edge): Replace PENDING_STMT use with
2691 redirect_edge_var_map_*.
2692 (flush_pending_stmts): Same.
2693 (delete_tree_ssa): Destroy edge var map.
2694 * tree-flow.h (struct _edge_var_map): New.
2695 Define edge_var_map vector type.
2696 Declare redirect_edge_var_map_* prototypes.
2697 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2698 * tree-cfg.c (reinstall_phi_args): Replace
2699 PENDING_STMT use with redirect_edge_var_map_*.
2701 2008-03-05 Richard Guenther <rguenther@suse.de>
2703 PR tree-optimization/35472
2704 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2705 whose single use_stmt has a overlapping set of loaded and
2706 stored symbols as that use_stmt might be a noop assignment then.
2708 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2710 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2712 2008-03-05 Richard Guenther <rguenther@suse.de>
2715 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2716 should be constants.
2717 * tree-cfg.c (verify_expr): Verify it.
2718 * fold-const.c (fold_truthop): Remove code generating
2719 BIT_FIELD_REFs of structure bases.
2720 (fold_binary): Likewise.
2721 (fold_ternary): Position and size of BIT_FIELD_REFs are
2722 always host integers.
2723 (make_bit_field_ref): Remove.
2724 (optimize_bit_field_compare): Remove.
2725 (all_ones_mask_p): Remove.
2727 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2730 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2731 (split_block_and_df_analyze): New. Split basic block and rebuild
2733 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2735 (split_pattern_seq): Likewise.
2736 (erase_matching_seqs): Likewise.
2737 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2739 2008-03-04 Geoff Keating <geoffk@apple.com>
2741 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
2742 declaration and code.
2743 (tree_invalid_nonnegative_warnv_p): Likewise.
2745 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2747 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
2748 examples. Truncate option-names then causing overfull hbox.
2750 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2753 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
2755 * configure: Rebuilt.
2757 2008-03-04 Rafael Espindola <espindola@google.com>
2759 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
2760 (tree_unary_nonnegative_warnv_p): New.
2761 (tree_binary_nonnegative_warnv_p): New.
2762 (tree_single_nonnegative_warnv_p): New.
2763 (tree_invalid_nonnegative_warnv_p): New.
2764 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2766 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2769 * opts.c (handle_option): Postpone 'unknown option' errors only for
2772 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
2775 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
2778 2008-03-04 Rafael Espindola <espindola@google.com>
2780 * fold-const.c (tree_unary_nonzero_warnv_p): New.
2781 (tree_binary_nonzero_warnv_p): New.
2782 (tree_single_nonzero_warnv_p): New.
2783 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
2785 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
2788 * fold-const.c (fold_cond_expr_with_comparison): Prevent
2789 transformations for modes that have signed zeros.
2790 * ifcvt.c (noce_try_abs): Ditto.
2792 2008-03-04 Joseph Myers <joseph@codesourcery.com>
2794 * config/i386/i386.c (override_options): Force
2795 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
2797 2008-03-04 Jan Hubicka <jh@suse.cz>
2800 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
2803 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2805 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
2806 label to probe the stack.
2808 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2810 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
2811 (__gthr_win32_mutex_destroy): Declare.
2812 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
2813 __gthr_win32_mutex_destroy.
2814 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2816 2008-03-03 Jan Hubicka <jh@suse.cz>
2819 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
2820 aggressive on inlining cold calls.
2822 2008-03-03 Richard Guenther <rguenther@suse.de>
2824 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
2825 struct copies into the expression table.
2826 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
2827 (try_to_simplify): Likewise.
2828 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
2829 integral and pointer arguments which do not change the
2830 precision to NOP_EXPRs.
2831 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
2832 VIEW_CONVERT_EXPR case.
2834 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
2836 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
2837 defined in a loop at depth 0 is invariant.
2838 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2839 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
2840 be called at loop depth 0.
2842 2008-03-02 Jakub Jelinek <jakub@redhat.com>
2845 * gcc.c (process_command): Update copyright notice dates.
2846 * gcov.c (print_version): Likewise.
2847 * gcov-dump.c (print_version): Likewise.
2848 * mips-tfile.c (main): Likewise.
2849 * mips-tdump.c (main): Likewise.
2851 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2854 * c-common.c (flag_permissive): Delete.
2855 (constant_expression_warnings): Check flags first.
2856 (constant_expression_error): New.
2857 * c-common.h (flag_permissive): Delete.
2858 (constant_expression_error): Declare.
2859 * flags.h (flag_permissive): Declare. Update description.
2860 * diagnostic.c (pedwarn): Update.
2862 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
2863 (permissive_error_kind): New.
2864 * toplev.c (flag_permissive): Define. Update description.
2865 * toplev.h (permissive_error_kind): Declare.
2866 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
2867 (pedwarn_c90): Use pedantic_warning_kind.
2868 * c-opts.c (c_common_post_options): flag_permissive does not affect
2869 flag_pedantic_errors.
2871 2008-03-02 Joseph Myers <joseph@codesourcery.com>
2873 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
2874 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
2875 __absvsi2, __absvDI2): Use unsigned arithmetic.
2877 2008-03-02 Andi Kleen <ak@suse.de>
2878 Richard Guenther <rguenther@suse.de>
2880 * struct-equiv.c: Remove file.
2881 * cfg_cleanup.c (condjump_equiv_p): Remove.
2882 * Makefile.in (OBJS-common): Remove struct-equiv.o.
2883 (struct-equiv.o): Remove rule.
2884 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2885 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2886 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2888 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2890 * ifcvt.c (noce_process_if_block): Try to handle only the then
2891 block if the else block exists but isn't suitable.
2893 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2896 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2897 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2898 regression from previous patch.
2900 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2903 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2905 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2906 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2907 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2908 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2909 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2910 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2911 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2912 (__gthread_mutex_destroy_function): Rename to
2913 __gthread_mutex_destroy.
2914 * gthr-dce.h (__gthread_mutex_destroy): Call
2915 pthread_mutex_destroy.
2916 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2917 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2918 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2920 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2922 * df-scan.c (df_ref_chain_change_bb): Simplify.
2923 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2924 set_block_for_insn if there's any change.
2925 * df.h ((df_insn_change_bb): Fix prototype.
2926 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2927 df_insn_change_bb, don't call set_block_for_insn.
2928 * emit-rtl.c (reorder_insns): Likewise.
2929 * haifa-sched.c (move_insn): Likewise.
2931 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2933 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2935 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2937 * tree-flow-inline.h (next_readonly_imm_use): Return
2938 NULL_USE_OPERAND_P after the end.
2940 2008-03-01 Richard Guenther <rguenther@suse.de>
2942 PR tree-optimization/35411
2943 * tree-sra.c (sra_build_assignment): Split conversion to
2944 final type to a separate statement if we are not assigning
2947 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2949 * fold-const.c (fold_convertible_p): Correct the logic to follow
2950 that in fold_convert().
2952 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
2955 * tree-inline.c (build_duplicate_type): When we make a
2956 duplicate type, make it unique in the canonical types system.
2958 2008-02-29 Tom Tromey <tromey@redhat.com>
2960 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
2961 input_file_stack_history, input_file_stack_restored): Remove.
2962 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2963 * input.h (struct file_stack): Remove.
2964 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2965 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
2967 * diagnostic.h (struct diagnostic_context) <last_module>: Change
2969 (diagnostic_last_module_changed): Add 'map' argument.
2970 (diagnostic_set_last_function): Likewise.
2971 * diagnostic.c (undiagnostic_report_current_module): Iterate using
2972 line map, not input_file_stack.
2973 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2975 2008-02-29 Paul Brook <paul@codesourcery.com>
2977 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2979 2008-02-29 Paul Brook <paul@codesourcery.com>
2981 * config/arm/ieee754-df.S (muldf3): Use RET macros.
2983 2008-02-29 Richard Guenther <rguenther@suse.de>
2985 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
2987 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
2988 value for comparing for a store match.
2989 (simplify_unary_expression): Do nothing for SSA_NAMEs.
2990 (try_to_simplify): Do not do a full-blown reference lookup.
2992 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2994 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
2995 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2997 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2999 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
3001 * tree-loop-linear.c (try_interchange_loops): Compare memory access
3002 strides against cache sizes.
3004 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3006 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
3009 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
3011 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
3012 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
3013 is smaller than the original promoted value.
3014 (simplify_subreg): If OP is a SUBREG, try to preserve its
3015 SUBREG_PROMOTED_VAR_P information.
3017 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
3019 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
3020 (VN_INFO_GET): Allocate new objects on the obstack.
3021 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
3022 for rpo_numbers_temp, for consistency.
3023 (free_scc_vn): Free the obstack.
3025 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
3027 * doc/invoke.texi: Document -ftree-loop-distribution.
3028 * tree-loop-distribution.c: New.
3029 * tree-pass.h (pass_loop_distribution): New.
3030 * graphds.h (struct graph): Add htab_t indices.
3031 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
3032 * tree-vectorizer.c (rename_variables_in_loop): Extern.
3033 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
3034 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
3035 * tree-data-ref.c (debug_data_dependence_relations): New.
3036 (dump_data_dependence_relation): Also print data references.
3037 (free_data_ref): Extern.
3038 (same_access_functions): Moved...
3039 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
3040 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3041 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
3042 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
3043 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
3044 (stmts_from_loop): Skip LABEL_EXPR.
3045 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
3047 (build_rdg): Initialize rdg->indices htab.
3048 (free_rdg, stores_from_loop, ref_base_address,
3049 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
3050 have_similar_memory_accesses_1, ref_base_address_1,
3051 remove_similar_memory_refs): New.
3052 * tree-data-ref.h: Depend on tree-chrec.h.
3053 (debug_data_dependence_relations, free_data_ref): Declared.
3054 (same_access_functions): ... here.
3055 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
3057 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
3058 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
3059 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
3060 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3061 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
3062 rdg_vertex_for_stmt): Declared.
3063 (struct rdg_edge): Add level.
3065 (free_rdg, stores_from_loop, remove_similar_memory_refs,
3066 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
3068 (rdg_has_similar_memory_accesses): New.
3069 * tree-vect-analyze.c: Remove unused static decls.
3070 * lambda.h (dependence_level): New.
3071 * common.opt (ftree-loop-distribution): New.
3072 * tree-flow.h (mark_virtual_ops_in_bb,
3073 slpeel_tree_duplicate_loop_to_edge_cfg,
3074 rename_variables_in_loop): Declared.
3075 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
3076 (OBJS-common): Add tree-loop-distribution.o.
3077 (tree-loop-distribution.o): New rule.
3078 * tree-cfg.c (mark_virtual_ops_in_bb): New.
3079 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
3080 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
3082 2008-02-28 Joseph Myers <joseph@codesourcery.com>
3085 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
3086 other than structures and unions.
3088 2008-02-28 Richard Guenther <rguenther@suse.de>
3091 2008-02-26 Richard Guenther <rguenther@suse.de>
3093 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3094 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3095 (lookup_decl_from_uid): Declare.
3096 (remove_decl_from_map): Likewise.
3097 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3098 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3099 (decl_for_uid_map): New global hashtable mapping DECL_UID
3101 (init_ttree): Allocate it.
3102 (insert_decl_to_uid_decl_map): New helper function.
3103 (make_node_stat): Insert new decls into the map.
3104 (copy_node_stat): Likewise.
3105 (lookup_decl_from_uid): New function.
3106 (remove_decl_from_map): Likewise.
3107 (print_decl_for_uid_map_statistics): New helper.
3108 (dump_tree_statistics): Call it.
3110 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3111 (referenced_var_iterator): Adjust.
3112 (FOR_EACH_REFERENCED_VAR): Adjust.
3113 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3114 (num_referenced_vars): Adjust.
3115 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3116 (first_referenced_var): Remove.
3117 (end_referenced_vars_p): Likewise.
3118 (next_referenced_var): Likewise.
3119 (referenced_var_iterator_set): New helper function.
3120 * tree-dfa.c (referenced_var_lookup): Adjust.
3121 (referenced_var_check_and_insert): Likewise.
3122 (remove_referenced_var): Likewise.
3123 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3124 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3125 (verify_call_clobbering): Likewise.
3126 (verify_memory_partitions): Likewise.
3127 (init_tree_ssa): Allocate bitmap instead of hashtable for
3129 (delete_tree_ssa): Adjust.
3130 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3131 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3132 (compute_tag_properties): Likewise.
3133 (set_initial_properties): Likewise.
3134 (find_partition_for): Likewise.
3135 (update_reference_counts): Likewise.
3136 (dump_may_aliases_for): Likewise.
3137 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3138 (add_call_clobber_ops): Likewise.
3139 (add_call_read_ops): Likewise.
3140 (get_asm_expr_operands): Likewise.
3141 * tree-into-ssa.c (dump_decl_set): Likewise.
3142 (update_ssa): Likewise.
3143 * tree-sra.c (scan_function): Likewise.
3144 (decide_instantiations): Likewise.
3145 (scalarize_parms): Likewise.
3146 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3147 (dsa_named_for): Likewise.
3148 * tree-ssa-structalias.c (update_alias_info): Likewise.
3149 (merge_smts_into): Likewise.
3151 2008-02-27 David Daney <ddaney@avtrex.com>
3154 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
3155 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
3156 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
3157 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
3158 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
3160 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
3163 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
3164 (BUILT_IN_NEXTTOWARD): Remove.
3165 (BUILT_IN_NEXTTOWARDF): Ditto.
3166 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
3167 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
3169 2008-02-27 Tom Tromey <tromey@redhat.com>
3171 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
3172 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
3174 2008-02-27 Jan Beulich <jbeulich@novell.com>
3176 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
3177 update the respective field on newdecl.
3179 2008-02-27 Revital Eres <eres@il.ibm.com>
3181 PR rtl-optimization/34999
3182 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
3183 crossing edges that ends with a call insn.
3184 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
3185 call insn and clear the EDGE_CROSSING flag of the crossing edge
3186 when fixing fallthru edges.
3188 2008-02-27 Richard Guenther <rguenther@suse.de>
3191 * fold-const.c (fold_unary): Return the correct argument,
3192 converted to the result type.
3194 2008-02-27 Richard Guenther <rguenther@suse.de>
3197 * expr.c (expand_expr_real_1): Assert on rotates that operate
3199 * fold-const.c (fold_binary): Use the types precision, not the
3200 bitsize of the mode if folding rotate expressions. Build rotates
3201 only for full modes.
3203 2008-02-27 Jakub Jelinek <jakub@redhat.com>
3205 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
3207 * c-pragma.c (pragma_ns_name): New typedef.
3208 (registered_pp_pragmas): New variable.
3209 (c_pp_lookup_pragma): New function.
3210 (c_register_pragma_1): If flag_preprocess_only, do nothing
3211 for non-expanded pragmas, for expanded ones push pragma's
3212 namespace and name into registered_pp_pragmas vector.
3213 (c_invoke_pragma_handler): Register OpenMP pragmas even when
3214 flag_preprocess_only, don't register GCC pch_preprocess
3215 pragma if flag_preprocess_only.
3216 * c-opts.c (c_common_init): Call init_pragma even if
3217 flag_preprocess_only.
3218 * c-pragma.c (c_pp_lookup_pragma): New prototype.
3219 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
3220 cpp_register_pragma if flag_preprocess_only.
3222 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3225 * c-parser.c (c_parser_translation_unit): Warn for empty
3226 translation unit, not empty source file.
3228 2008-02-26 Paul Brook <paul@codesourcery.com>
3230 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
3231 operand for Thumb-2.
3232 * config/arm/arm.h (reg_class): Add CORE_REGS.
3233 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
3234 (BASE_REG_CLASS): Use CORE_REGS.
3235 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
3236 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
3237 (REGNO_OK_FOR_INDEX_P): Exclude SP.
3238 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
3239 ARM_REGNO_OK_FOR_INDEX_P.
3240 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
3241 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
3242 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
3243 (ldm/stm peepholes): Ditto.
3244 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
3245 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
3246 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
3247 * config/arm/constraints.md: Enable "k" constraint on ARM.
3249 2008-02-27 Ben Elliston <bje@au.ibm.com>
3251 * config/rs6000/rs6000.c: Annotate cache line size field in all
3252 instances of struct processor_costs.
3254 2008-02-26 David Edelsohn <edelsohn@gnu.org>
3256 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
3257 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
3258 jump_bypass): New counters.
3259 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
3260 * dce.c (gate_ud_dce): Same.
3261 (gate_fast_dce): Same.
3262 * dse.c (gate_dse1): New function.
3263 (gate_dse2): New function.
3264 (gate_dse): Merge results of new gate functions.
3265 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3266 (gate_handle_jump_bypass): Add dbg_cnt.
3267 (gate_handle_gcse): Add dbg_cnt.
3268 * ifcvt.c (gate_handle_if_conversion): Same.
3269 (gate_handle_if_after_combine): Same.
3270 (gate_handle_if_after_reload): Same.
3271 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3273 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3275 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3277 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3279 2008-02-26 Jason Merrill <jason@redhat.com>
3282 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3283 alone if it's the naming decl for the type's main variant.
3285 2008-02-26 Tom Tromey <tromey@redhat.com>
3287 * system.h (USE_MAPPED_LOCATION): Poison.
3288 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3289 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3290 (make_goto_expr_edges): Likewise.
3291 (remove_bb): Likewise.
3292 (execute_warn_function_return): Likewise.
3293 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3295 * c-common.c (fname_decl): Remove old location code.
3296 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3298 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3300 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3301 (gen_rtx_ASM_INPUT): Likewise.
3302 (gen_rtx_ASM_INPUT_loc): Likewise.
3303 (get_rtx_asm_OPERANDS): Remove.
3304 * cfglayout.c (insn_locators_alloc): Remove old location code.
3305 (set_curr_insn_source_location): Likewise.
3306 (curr_insn_locator): Likewise.
3307 * print-tree.c (print_node): Remove old location code.
3308 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3309 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3310 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3311 location_from_locus.
3312 (construct_exit_block): Remove old location code.
3313 * emit-rtl.c (force_next_line_note): Remove old location code.
3314 * profile.c (branch_prob): Remove old location code.
3315 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3316 LOC_LINE): Remove old-location variants.
3317 * langhooks.c (lhd_print_error_function): Remove old location
3319 * configure, config.in: Rebuilt.
3320 * configure.ac (--enable-mapped-location): Remove.
3321 * c-decl.c (c_init_decl_processing): Remove old location code.
3322 (finish_function): Likewise.
3323 * recog.c (decode_asm_operands): Remove old location code.
3324 * c-pch.c (c_common_read_pch): Remove old location code.
3325 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3327 * gimple-low.c (lower_function_body): Remove old location code.
3328 * toplev.c (unknown_location): Remove.
3329 (push_srcloc): Remove old-location variant.
3330 (process_options): Remove old location code.
3331 (lang_dependent_init): Likewise.
3332 * input.h (UNKNOWN_LOCATION): Move definition.
3333 (location_t): Undeprecate.
3334 (source_locus): Remove.
3335 (location_from_locus): Remove.
3336 (struct location_s): Remove.
3337 Remove all old-location code.
3338 (input_line, input_filename): Remove.
3339 * final.c (final_scan_insn): Remove old location code.
3340 * diagnostic.c (diagnostic_build_prefix): Remove
3341 USE_MAPPED_LOCATION test.
3342 * tree.h (gimple_stmt) <locus>: Now a location_t.
3343 (tree_exp) <locus>: Likewise.
3344 (DECL_IS_BUILTIN): Remove old-location variant.
3345 (annotate_with_file_line, annotate_with_locus): Likewise.
3346 (expr_locus, set_expr_locus): Update.
3347 * tree.c (build1_stat): Remove old location code.
3348 (last_annotated_node): Remove.
3349 (annotate_with_file_line): Remove old-location variant.
3350 (annotate_with_locus): Likewise.
3351 (expr_location): Remove old location code.
3352 (set_expr_location): Likewise.
3353 (expr_has_location): Likewise.
3354 (expr_locus): Likewise.
3355 (set_expr_locus): Likewise.
3356 (expr_filename): Don't use location_from_locus.
3357 (expr_lineno): Likewise.
3358 * rtl-error.c (location_for_asm): Remove old location code.
3359 * c-lex.c (cb_line_change): Remove old location code.
3360 (fe_file_change): Likewise.
3361 (cb_def_pragma): Likewise.
3362 (c_lex_with_flags): Likewise.
3363 * gengtype.c (do_typedef): Don't special-case location types.
3364 (define_location_structures): Remove.
3365 (main): Don't call define_location_structures.
3366 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3369 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3372 * builtins.def (BUILT_IN_STDARG_START): Remove.
3373 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3374 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3375 * tree-inline.c (inline_forbidden_p_1): Likewise.
3377 2008-02-26 Richard Guenther <rguenther@suse.de>
3379 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3380 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3381 (lookup_decl_from_uid): Declare.
3382 (remove_decl_from_map): Likewise.
3383 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3384 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3385 (decl_for_uid_map): New global hashtable mapping DECL_UID
3387 (init_ttree): Allocate it.
3388 (insert_decl_to_uid_decl_map): New helper function.
3389 (make_node_stat): Insert new decls into the map.
3390 (copy_node_stat): Likewise.
3391 (lookup_decl_from_uid): New function.
3392 (remove_decl_from_map): Likewise.
3393 (print_decl_for_uid_map_statistics): New helper.
3394 (dump_tree_statistics): Call it.
3396 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3397 (referenced_var_iterator): Adjust.
3398 (FOR_EACH_REFERENCED_VAR): Adjust.
3399 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3400 (num_referenced_vars): Adjust.
3401 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3402 (first_referenced_var): Remove.
3403 (end_referenced_vars_p): Likewise.
3404 (next_referenced_var): Likewise.
3405 (referenced_var_iterator_set): New helper function.
3406 * tree-dfa.c (referenced_var_lookup): Adjust.
3407 (referenced_var_check_and_insert): Likewise.
3408 (remove_referenced_var): Likewise.
3409 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3410 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3411 (verify_call_clobbering): Likewise.
3412 (verify_memory_partitions): Likewise.
3413 (init_tree_ssa): Allocate bitmap instead of hashtable for
3415 (delete_tree_ssa): Adjust.
3416 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3417 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3418 (compute_tag_properties): Likewise.
3419 (set_initial_properties): Likewise.
3420 (find_partition_for): Likewise.
3421 (update_reference_counts): Likewise.
3422 (dump_may_aliases_for): Likewise.
3423 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3424 (add_call_clobber_ops): Likewise.
3425 (add_call_read_ops): Likewise.
3426 (get_asm_expr_operands): Likewise.
3427 * tree-into-ssa.c (dump_decl_set): Likewise.
3428 (update_ssa): Likewise.
3429 * tree-sra.c (scan_function): Likewise.
3430 (decide_instantiations): Likewise.
3431 (scalarize_parms): Likewise.
3432 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3433 (dsa_named_for): Likewise.
3434 * tree-ssa-structalias.c (update_alias_info): Likewise.
3435 (merge_smts_into): Likewise.
3437 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3440 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3441 * c-opts.c (c_common_handle_option): Wall enables
3442 Wvolatile-register-var.
3443 * common.opt: Move Wvolatile-register-var to...
3446 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3448 * common.opt (Wlarger-than=): New.
3449 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3451 * opts.c (common_handle_option): Handle -Wlarger-than=.
3452 * optc-gen.awk: Likewise.
3453 * opth-gen.awk: Likewise.
3454 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3455 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3457 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3459 * c-common.c (match_case_to_enum_1): Add appropriate
3460 OPT_W* parameter to warning.
3461 (c_do_switch_warnings): Likewise.
3462 * c-typeck.c (warning_init): Add one more parameter following
3464 (push_init_level): Update call to warning_init.
3465 (pop_init_level): Likewise.
3466 (add_pending_init): Likewise.
3467 (output_init_element: Likewise.
3469 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3472 * toplev.c (toplev_main): If there are warnings or error, print
3473 errors for ignored options.
3474 * opts.c (ignored_options): New static variable.
3475 (postpone_unknown_option_error): New.
3476 (print_ignored_options): New.
3477 (handle_option): Postpone errors for unknown -Wno-* options.
3478 * opts.h (print_ignored_options): Declare.
3480 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3482 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3485 2008-02-25 Richard Guenther <rguenther@suse.de>
3488 2008-02-25 Richard Guenther <rguenther@suse.de>
3490 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3491 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3492 (lookup_decl_from_uid): Declare.
3493 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3494 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3495 (decl_for_uid_map): New global hashtable mapping DECL_UID
3497 (init_ttree): Allocate it.
3498 (insert_decl_to_uid_decl_map): New helper function.
3499 (make_node_stat): Insert new decls into the map.
3500 (copy_node_stat): Likewise.
3501 (lookup_decl_from_uid): New function.
3502 (print_decl_for_uid_map_statistics): New helper.
3503 (dump_tree_statistics): Call it.
3505 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3506 (referenced_var_iterator): Adjust.
3507 (FOR_EACH_REFERENCED_VAR): Adjust.
3508 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3509 (num_referenced_vars): Adjust.
3510 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3511 (first_referenced_var): Remove.
3512 (end_referenced_vars_p): Likewise.
3513 (next_referenced_var): Likewise.
3514 (referenced_var_iterator_set): New helper function.
3515 * tree-dfa.c (referenced_var_lookup): Adjust.
3516 (referenced_var_check_and_insert): Likewise.
3517 (remove_referenced_var): Likewise.
3518 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3519 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3520 (verify_call_clobbering): Likewise.
3521 (verify_memory_partitions): Likewise.
3522 (init_tree_ssa): Allocate bitmap instead of hashtable for
3524 (delete_tree_ssa): Adjust.
3525 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3526 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3527 (compute_tag_properties): Likewise.
3528 (set_initial_properties): Likewise.
3529 (find_partition_for): Likewise.
3530 (update_reference_counts): Likewise.
3531 (dump_may_aliases_for): Likewise.
3532 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3533 (add_call_clobber_ops): Likewise.
3534 (add_call_read_ops): Likewise.
3535 (get_asm_expr_operands): Likewise.
3536 * tree-into-ssa.c (dump_decl_set): Likewise.
3537 (update_ssa): Likewise.
3538 * tree-sra.c (scan_function): Likewise.
3539 (decide_instantiations): Likewise.
3540 (scalarize_parms): Likewise.
3541 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3542 (dsa_named_for): Likewise.
3543 * tree-ssa-structalias.c (update_alias_info): Likewise.
3544 (merge_smts_into): Likewise.
3546 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3549 * doc/invoke.texi (-fcx-limited-range): Document new option.
3550 * toplev.c (process_options): Handle -fcx-fortran-rules.
3551 * common.opt: Add documentation for -fcx-fortran-rules.
3553 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3556 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3557 actual behaviour and C99.
3559 2008-02-26 Ben Elliston <bje@au.ibm.com>
3561 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3562 (ASM_CPU_POWER6_SPEC): Likewise.
3563 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3564 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3565 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3567 2008-02-25 Richard Guenther <rguenther@suse.de>
3569 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3570 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3571 (lookup_decl_from_uid): Declare.
3572 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3573 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3574 (decl_for_uid_map): New global hashtable mapping DECL_UID
3576 (init_ttree): Allocate it.
3577 (insert_decl_to_uid_decl_map): New helper function.
3578 (make_node_stat): Insert new decls into the map.
3579 (copy_node_stat): Likewise.
3580 (lookup_decl_from_uid): New function.
3581 (print_decl_for_uid_map_statistics): New helper.
3582 (dump_tree_statistics): Call it.
3584 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3585 (referenced_var_iterator): Adjust.
3586 (FOR_EACH_REFERENCED_VAR): Adjust.
3587 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3588 (num_referenced_vars): Adjust.
3589 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3590 (first_referenced_var): Remove.
3591 (end_referenced_vars_p): Likewise.
3592 (next_referenced_var): Likewise.
3593 (referenced_var_iterator_set): New helper function.
3594 * tree-dfa.c (referenced_var_lookup): Adjust.
3595 (referenced_var_check_and_insert): Likewise.
3596 (remove_referenced_var): Likewise.
3597 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3598 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3599 (verify_call_clobbering): Likewise.
3600 (verify_memory_partitions): Likewise.
3601 (init_tree_ssa): Allocate bitmap instead of hashtable for
3603 (delete_tree_ssa): Adjust.
3604 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3605 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3606 (compute_tag_properties): Likewise.
3607 (set_initial_properties): Likewise.
3608 (find_partition_for): Likewise.
3609 (update_reference_counts): Likewise.
3610 (dump_may_aliases_for): Likewise.
3611 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3612 (add_call_clobber_ops): Likewise.
3613 (add_call_read_ops): Likewise.
3614 (get_asm_expr_operands): Likewise.
3615 * tree-into-ssa.c (dump_decl_set): Likewise.
3616 (update_ssa): Likewise.
3617 * tree-sra.c (scan_function): Likewise.
3618 (decide_instantiations): Likewise.
3619 (scalarize_parms): Likewise.
3620 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3621 (dsa_named_for): Likewise.
3622 * tree-ssa-structalias.c (update_alias_info): Likewise.
3623 (merge_smts_into): Likewise.
3625 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3628 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3629 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3630 * alias.h (nonoverlapping_memrefs_p): Likewise.
3632 2008-02-25 Jan Beulich <jbeulich@novell.com>
3634 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3635 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3636 __emultls_get_address, __emultls_register_common,
3637 __floatundi?f, and _Unwind_GetIPInfo.
3638 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3639 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3640 (gen_regparm_prefix): Likewise.
3641 (i386_nlm_encode_section_info): Sync with
3642 config/i386/winnt.c:i386_pe_encode_section_info().
3643 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3644 i386_nlm_mangle_decl_assembler_name): New.
3645 (netware_override_options): New.
3646 * config/i386/netware.h (netware_override_options): Declare.
3647 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3648 (i386_nlm_mangle_decl_assembler_name): Declare.
3649 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3651 2008-02-25 Ben Elliston <bje@au.ibm.com>
3654 * c-decl.c (grokdeclarator): Remove unused local variables
3655 `typedef_type' and `type_as_written'.
3657 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3658 unused local variable `has_hot_blocks'.
3659 (fix_crossing_conditional_branches): Remove unused local variable
3662 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3665 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3666 using DEF_C99_BUILTIN.
3667 (BUILT_IN_NANF): Ditto.
3668 (BUILT_IN_NANL): Ditto.
3670 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3671 Revital Eres <eres@il.ibm.com>
3673 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3674 regarding the order of two dependent insns in the same row.
3676 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3678 * stor-layout.c (layout_decl): Do not bump the alignment of a
3679 bit-field to more than byte alignment if it is packed.
3681 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3683 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3686 2008-02-24 Diego Novillo <dnovillo@google.com>
3688 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3691 * tree-vrp.c (vrp_evaluate_conditional): With
3692 -Wtype-limits, emit a warning when comparing against a
3693 constant outside the natural range of OP0's type.
3694 * c.opt (Wtype-limits): Move ...
3695 * common.opt (Wtype-limits): ... here.
3697 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3699 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3700 * config/rs6000/e300c2c3.md: New file.
3701 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3703 (rs6000_override_options): Add e300c2 and e300c3 cases to
3704 processor_target_table. Do not allow usage of Altivec or Spe
3705 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3706 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3707 * config/rs6000/rs6000.h (processor_type): Add
3708 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3709 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3710 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3711 and ppce300c3. Include e300c2c3.md.
3713 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3715 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3716 instead of TARGET_STRICT_ALIGN.
3718 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3720 * explow.c (memory_address): Assert that the generated address is
3723 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3726 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3727 * config/darwin-ppc-ldouble-patch.def: New file.
3728 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3729 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3730 SUBTARGET_INIT_BUILTINS if defined.
3731 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3734 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3737 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3738 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
3740 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3743 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
3744 file" warning condtional on -Winvalid-PCH.
3746 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3748 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
3750 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
3754 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
3755 prevent reload from using MMX registers.
3756 (*mov<mode>_internal): Ditto.
3757 (*movv2sf_internal_rex64): Ditto.
3758 (*movv2sf_internal): Ditto.
3760 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3762 PR documentation/31569
3763 * doc/install.texi2html: Use makeinfo --no-number-sections.
3765 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3767 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
3768 ensure that we can address an entire entity > 8 bytes. Don't
3769 generate reg+reg addressing for such data.
3771 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3773 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
3774 strings when optimizing for size, unless the target cares about
3777 2008-02-22 Tom Tromey <tromey@redhat.com>
3779 * regclass.c (current_pass): Remove declaration.
3781 2008-02-22 Anatoly Sokolov <aesok@post.ru>
3783 * config/avr/libgcc.S (__RAMPZ__): Define.
3784 (__do_copy_data): Add for devices with 128KB code memory.
3786 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3788 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3790 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
3792 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
3794 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
3797 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3800 * c-typeck.c (build_binary_op): Warn about floating point
3801 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
3803 2008-02-21 Janis Johnson <janis187@us.ibm.com>
3806 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
3807 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
3809 (rs6000_override_options): Set altivec_abi as default, not override,
3810 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
3811 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
3812 is used; use new member spe_abi.
3813 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
3814 spe_abi and altivec_abi.
3816 2008-02-22 Tomas Bily <tbily@suse.cz>
3818 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
3820 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3823 * config.build (build_file_translate): Set to `CMD //c' only if
3825 * Makefile.in (build_file_translate): Improve comment.
3827 2008-02-21 Jan Hubicka <jh@suse.cz>
3829 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
3830 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
3831 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
3833 2008-02-21 Michael Matz <matz@suse.de>
3836 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
3838 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
3840 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
3841 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
3843 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
3844 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
3845 SSE_VEC_FLOAT_MODE_P as insn constraint.
3846 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
3847 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
3848 sse4a_movntdf using MODEF mode iterator.
3849 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
3850 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
3851 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
3852 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
3853 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
3854 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
3855 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
3857 2008-02-21 Richard Guenther <rguenther@suse.de>
3859 * tree.def (PAREN_EXPR): New tree code.
3860 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
3862 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
3863 * expr.c (expand_expr_real_1): Likewise.
3864 * tree-inline.c (estimate_num_insns_1): Likewise.
3865 * tree-complex.c (expand_complex_move): Likewise.
3866 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
3869 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3872 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
3874 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3877 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
3879 * config/sh/sh.c (find_barrier): Don't go past
3880 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
3882 2008-02-20 DJ Delorie <dj@redhat.com>
3884 * config/h8300/h8300.md (insv): Force source operand to be a register.
3886 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3887 as a jump, not as a plain insn.
3889 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3891 * doc/invoke.texi (Warning Options): Add new option
3892 -Wframe-larger-than=.
3893 (-Wframe-larger-than): Document.
3895 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3896 Add declarations for new option variables.
3898 * final.c (final_start_function): Check the frame size
3899 before emission and issue a Wframe-larger-than warning.
3901 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3902 Add definitions for new option variables.
3903 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3905 * common.opt (Wframe-larger-than=): New option.
3907 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3909 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3910 (<sse>_div<mode>3): Ditto.
3911 (<sse>_vmdiv<mode>3): Ditto.
3912 (<sse>_vmsqrt<mode>2): Ditto.
3913 (*smax<mode>3): Ditto.
3914 (sse5_frcz<mode>2): Ditto.
3915 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3918 2008-02-20 Richard Guenther <rguenther@suse.de>
3921 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3922 be happy with INTEGRAL_TYPE_P.
3924 2008-02-20 Richard Guenther <rguenther@suse.de>
3926 * fold-const.c (split_tree): Associate floatig-point expressions
3927 if flag_associative_math is set.
3929 2008-02-20 Richard Guenther <rguenther@suse.de>
3931 * tree.h (fold_real_zero_addition_p): Declare.
3932 * fold-const.c (fold_real_zero_addition_p): Export.
3933 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3934 floating-point operations with zero and one.
3936 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
3938 * doc/install.texi: Correct references to CFLAGS, replacing them
3939 with BOOT_CFLAGS. Document flags used during bootstrap for
3942 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3944 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
3945 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
3946 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
3948 (smin<mode>3): Ditto from similar patterns.
3949 (smax<mode>3): Ditto.
3950 (*ieee_smin<mode>3): Ditto.
3951 (*ieee_smax<mode>3): Ditto.
3952 * config/i386/sse.md (sse): New mode attribute.
3953 (mov<mode>): Macroize expander from movv4sf and movv2df using
3954 SSEMODEF2P mode iterator.
3955 (<sse>_movnt<mode>): Ditto from similar patterns. Use
3956 SSE_VEC_FLOAT_MODE_P as insn constraint.
3957 (storent<mode>): Ditto.
3958 (storent<mode>): Macroize expander from storentsf and storentdf using
3959 MODEF mode iterator.
3960 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
3961 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
3962 (abs<mode>2): Ditto from similar patterns.
3963 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
3964 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
3965 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
3966 (<sse>_vmsqrt<mode>2): Ditto.
3967 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
3968 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
3969 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
3970 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
3971 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
3972 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
3973 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
3975 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
3976 iterator and SSE_FLOAT_MODE_P as insn constraint.
3977 (<sse>_ucomi): Ditto from similar patterns.
3978 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
3979 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
3980 SSE_VEC_FLOAT_MODE_P as insn constraint.
3981 (vcond<mode>): Ditto from similar patterns.
3982 (and<mode>3, *and<mode>3): Ditto.
3983 (<sse>_nand<mode>3): Ditto.
3984 (ior<mode>3, *ior<mode>3): Ditto.
3985 (xor<mode>3, *xor<mode>3): Ditto.
3986 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
3987 iterator and SSE_FLOAT_MODE_P as insn constraint.
3988 (*nand<mode>3): Ditto from similar patterns.
3989 (*ior<mode>3): Ditto.
3990 (*xor<mode>3): Ditto.
3992 2008-02-20 Ira Rosen <irar@il.ibm.com>
3994 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
3995 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
3996 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
3998 2008-02-19 Jan Hubicka <jh@suse.cz>
4000 * predict.c (tree_bb_level_predictions): Remove variable next
4001 mistakely introduced by previous commit.
4003 2008-02-19 Jan Hubicka <jh@suse.cz>
4005 * predict.c (predict_paths_leading_to): Rewrite.
4006 (predict_paths_for_bb): New.
4007 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
4009 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4012 * Makefile.in (build_file_translate): New.
4013 (gcc-vers.texi): Use it for translating $(abs_srcdir).
4014 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
4015 * configure.ac (build_file_translate): Substitute it.
4016 * configure: Regenerate.
4018 2008-02-19 Jan Hubicka <jh@suse.cz>
4020 PR rtl-optimization/34408
4021 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
4024 2008-02-19 Jan Hubicka <jh@suse.cz>
4027 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
4030 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
4033 * config/i386/i386-modes.def: Revert the last DI alignment
4034 change until Ada people can look into it.
4036 2008-02-19 Nick Clifton <nickc@redhat.com>
4038 * opts.c (print_specific_help): Fix typo in --help text.
4040 2008-02-19 Jakub Jelinek <jakub@redhat.com>
4043 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
4044 32-bit inline asm without asm alternatives for host GCC < 3.0.
4046 2008-02-19 Richard Guenther <rguenther@suse.de>
4048 PR tree-optimization/34989
4049 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
4050 Allow propagation to INDIRECT_REF if we can simplify only.
4052 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4054 * c-common.c (warn_for_collisions_1): Use appropriate option when
4057 2008-02-19 Nick Clifton <nickc@redhat.com>
4060 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
4061 (handle_options): Fix indentation.
4062 (print_filtered_help): If no language-specific options were
4063 displayed tell the user how to list all the options supported by
4064 the language's front-end.
4065 (print_specific_help): Fix indentation and remove duplicate line.
4066 (common_handle_option): Handle the -v option.
4067 For --help enable the display of undocumented options if the -v
4068 switch has been included on the command line.
4069 For --help= check for overlaps in the arguments between the option
4070 classes and the language names and issue a warning when they
4071 cannot be disambiguated.
4072 * c.opt (v): Pass on to the common option handler.
4074 2008-02-19 Revital Eres <eres@il.ibm.com>
4076 * modulo-sched.c (sms_schedule): Change dump message when
4077 create_ddg function fails.
4078 (try_scheduling_node_in_cycle): Rename row to cycle.
4079 (print_partial_schedule): Rename CYCLE to ROW.
4081 2008-02-19 Christian Bruel <christian.bruel@st.com>
4082 Zdenek Dvorak <ook@ucw.cz>
4084 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
4086 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4089 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
4090 (*x86_movdicc_0_m1_se): Ditto.
4092 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4094 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
4095 (CMPtype): Define as __gcc_CMPtype.
4096 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
4097 (CMPtype): Define as __gcc_CMPtype.
4099 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
4101 Support valgrind 3.3 for --enable-checking=valgrind.
4102 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
4104 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
4105 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
4106 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
4107 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
4108 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
4109 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
4110 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
4112 * ggc-zone.c: Similar.
4113 * ggc-page.c: Similar.
4115 2008-02-19 Paul Brook <paul@codesourcery.com>
4118 * config/arm/ieee754-df.S: Fix do_it typo.
4119 * config/arm/ieee754-sf.S: Fix do_it typo.
4121 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4124 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
4125 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
4126 (OPTION_MASK_ISA_SSE_SET): Likewise.
4127 (OPTION_MASK_ISA_SSE2_SET): Likewise.
4128 (OPTION_MASK_ISA_SSE3_SET): Likewise.
4129 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
4130 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
4131 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
4132 (OPTION_MASK_ISA_SSE4_SET): Likewise.
4133 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
4134 (OPTION_MASK_ISA_SSE5_SET): Likewise.
4135 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
4136 (OPTION_MASK_ISA_MMX_UNSET): Updated.
4137 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
4138 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4139 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4140 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4141 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4142 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4143 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4144 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
4145 (OPTION_MASK_ISA_SSE4): Removed.
4146 (ix86_handle_option): Turn on bits in ix86_isa_flags and
4147 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
4148 (override_options): Don't turn on implied SSE/MMX bits in
4151 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4153 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4156 2008-02-18 Joey Ye <joey.ye@intel.com>
4159 * tree-nested.c (insert_field_into_struct): Set type alignment
4160 to field alignment if the former is less than the latter.
4162 2008-02-18 Jakub Jelinek <jakub@redhat.com>
4164 * BASE-VER: Set to 4.4.0.
4166 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4168 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
4169 * doc/cfg.texi: Likewise.
4170 * doc/extend.texi: Likewise.
4171 * doc/gty.texi: Likewise.
4172 * doc/invoke.texi: Likewise.
4173 * doc/loop.texi: Likewise.
4174 * doc/md.texi: Likewise.
4175 * doc/passes.texi: Likewise.
4176 * doc/rtl.texi: Likewise.
4177 * doc/sourcebuild.texi: Likewise.
4178 * doc/tm.texi: Likewise.
4179 * doc/tree-ssa.texi: Likewise.
4181 2008-02-17 Richard Guenther <rguenther@suse.de>
4184 * tree-complex.c (init_parameter_lattice_values): Handle parameters
4185 without default definition.
4187 2008-02-17 Richard Guenther <rguenther@suse.de>
4189 PR tree-optimization/35231
4190 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
4193 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
4196 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4197 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4198 libgcc_cmp_return mode.
4200 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4203 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
4205 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
4207 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
4210 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4212 * doc/c-tree.texi: Use `@.' where appropriate.
4213 * doc/extend.texi: Likewise.
4214 * doc/install.texi: Likewise.
4215 * doc/invoke.texi: Likewise.
4216 * doc/loop.texi: Likewise.
4217 * doc/makefile.texi: Likewise.
4218 * doc/md.texi: Likewise.
4219 * doc/passes.texi: Likewise.
4220 * doc/standards.texi: Likewise.
4221 * doc/tm.texi: Likewise.
4223 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4226 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
4228 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
4229 rather than in entry_bb.
4231 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4233 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4234 libgcc_cmp_return mode.
4236 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4239 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
4240 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
4242 2008-02-15 Richard Guenther <rguenther@suse.de>
4243 Zdenek Dvorak <ook@ucw.cz>
4245 PR tree-optimization/35164
4246 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
4247 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
4248 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4249 Only propagate addresses which do not have abnormal SSA_NAMEs
4252 2008-02-15 Joseph Myers <joseph@codesourcery.com>
4255 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
4257 2008-02-15 Jan Hubicka <jh@suse.cz>
4260 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
4262 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4265 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4266 when calculating alignment_pad.
4268 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4270 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4271 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4272 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4273 and STACK_BOUNDARY define.
4275 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4277 PR preprocessor/35061
4278 * c-pragma.c (handle_pragma_pop_macro): Check that
4279 pushed_macro_table has been allocated.
4281 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4284 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4285 (force_gimple_operand): Likewise.
4286 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4287 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4288 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4289 (find_interesting_uses_address): Check addressability and alignment
4290 of the base expression only after substituting bases of IVs into it.
4292 2008-02-14 Michael Matz <matz@suse.de>
4295 * function.c (instantiate_virtual_regs_in_insn): Reload address
4296 before falling back to reloading the whole operand.
4298 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4300 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4301 before the first section switch note.
4303 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4305 * doc/bugreport.texi: Update copyright years.
4306 * doc/c-tree.texi: Likewise.
4307 * doc/cfg.texi: Likewise.
4308 * doc/cpp.texi: Likewise.
4309 * doc/cppinternals.texi: Likewise.
4310 * doc/fragments.texi: Likewise.
4311 * doc/frontends.texi: Likewise.
4312 * doc/gcc.texi: Likewise.
4313 * doc/gty.texi: Likewise.
4314 * doc/hostconfig.texi: Likewise.
4315 * doc/implement-c.texi: Likewise.
4316 * doc/libgcc.texi: Likewise.
4317 * doc/loop.texi: Likewise.
4318 * doc/makefile.texi: Likewise.
4319 * doc/options.texi: Likewise.
4320 * doc/passes.texi: Likewise.
4321 * doc/rtl.texi: Likewise.
4322 * doc/sourcebuild.texi: Likewise.
4323 * doc/standards.texi: Likewise.
4324 * doc/tree-ssa.texi: Likewise.
4325 * doc/trouble.texi: Likewise.
4327 * doc/extend.texi: Use @: or add comma where appropriate.
4328 * doc/invoke.texi: Likewise.
4329 * doc/tm.texi: Likewise.
4331 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4334 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4337 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4339 * doc/md.texi (clz, ctz): Add reference.
4340 * doc/rtl.texi (clz, ctz): Likewise.
4342 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4345 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4348 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4350 * config/s390/s390.c (struct constant_pool): New field
4351 emit_pool_after added.
4352 (s390_mainpool_start): Set the emit_pool_after flag according
4353 to the section switch notes.
4354 (s390_mainpool_finish): Consider emit_pool_after when emitting
4355 the literal pool at the end of the function.
4356 (s390_chunkify_start): Force literal pool splits at section
4359 2008-02-13 Michael Matz <matz@suse.de>
4362 * var-tracking.c (clobber_variable_part): Correctly traverse the
4365 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4368 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4369 Add -fdump-ipa-inline.
4370 * tree-dump.c (dump_files): Remove tree-inlined dump.
4371 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4373 2008-02-12 Richard Guenther <rguenther@suse.de>
4375 PR tree-optimization/35171
4376 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4379 2008-02-12 Richard Guenther <rguenther@suse.de>
4382 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4383 value-preserving mode. Disallow final truncation.
4385 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4388 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4389 code from here to...
4390 (force_gimple_operand): ...here.
4392 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4395 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4396 non-compatible pointers.
4397 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4398 different FIELD_DECLs, try harder by comparing field offsets, sizes
4402 * function.c (match_asm_constraints_1): Don't replace the same input
4405 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4407 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4408 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4409 (expand_epilogue): Restore RAMPZ register.
4410 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4412 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4414 * config/i386/cygwin.asm: (__alloca): Correct calling
4415 convention and alignment.
4416 (__chkstk): Force 8 byte stack alignment.
4418 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4419 Richard Guenther <rguenther@suse.de>
4421 PR tree-optimization/33992
4422 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4423 the zero we compare against.
4425 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4428 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4429 to CloseHandle after unlocking to prevent accumulation of handle
4432 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4435 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4436 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4437 and update LABEL_NUSES during and after reload.
4439 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4442 * combine.c (simplify_if_then_else): Make sure the comparison is
4443 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4445 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4448 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4449 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4450 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4451 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4452 * tree.h (get_type_static_bounds): Likewise.
4454 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4456 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4457 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4458 Make -Wfoo language annotations match what the compiler outputs.
4460 2008-02-08 Sa Liu <saliu@de.ibm.com>
4462 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4463 intrinsics spu_convts, spu_convtu, spu_convtf.
4464 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4466 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4468 * doc/extend.texi (Function Attributes) <noinline>: Mention
4469 asm ("") as method to keep calls.
4471 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4474 * doc/options.texi (Options): Replace references to opts.sh with
4476 * opts-common.c: Likewise.
4477 * optc-gen.awk: Likewise.
4479 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4481 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4483 2008-02-07 Richard Henderson <rth@redhat.com>
4486 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4487 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4490 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4492 PR tree-optimization/35085
4493 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4494 for operand entry oe2 in addition to operand entry oe3 in order to
4495 expose more opportunities for vectorizer sum reduction.
4497 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4500 * Makefile.in (LIBS): Remove $(GMPLIBS).
4501 (cc1-dummy, cc1): Add $(GMPLIBS).
4503 2008-02-06 Jan Hubicka <jh@suse.cz>
4506 * i386.md (moddf_integer): Do not produce partial memory stalls for
4507 targets where it hurts.
4509 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4512 * optabs.c (expand_float): Do not check for decimal modes when
4513 expanding unsigned integer through signed conversion.
4515 2008-02-06 Nick Clifton <nickc@redhat.com>
4517 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4518 inside the clobber with a match_operand and duplicated operand
4519 number in the constraint.
4520 (ineqbranchsi): Delete redundant comment.
4522 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4524 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4525 builtin_define ("__USE_INIT_FINI__").
4526 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4528 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4530 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4532 PR documentation/30330
4533 * doc/invoke.texi (C++ Dialect Options)
4534 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4535 For each warning option -Wfoo that allows -Wno-foo, ensure both
4536 -Wfoo and -Wno-foo are listed in the option index. Fix index
4537 entry of -Wswitch-default, index -Wnormalized= including the
4538 `=', and -Wlarger-than-@var{len} including @var{len}.
4540 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4542 * config/i386/i386.md (floatunssisf2): Use
4543 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4544 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4545 Macroize expander using MODEF mode iterator.
4547 2008-02-05 Diego Novillo <dnovillo@google.com>
4549 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4552 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4554 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4557 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4559 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4562 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4563 to indicate if a message should be generated.
4564 (init_cumulative_args): Updated.
4565 (function_value_32): Likewise.
4567 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4569 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4571 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4574 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4575 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4577 2008-02-04 Diego Novillo <dnovillo@google.com>
4579 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4582 * tree-vrp.c (vrp_evaluate_conditional): With
4583 -Wtype-limits, emit a warning when comparing against a
4584 constant outside the natural range of OP0's type.
4586 2008-02-04 Richard Guenther <rguenther@suse.de>
4589 * expr.c (count_type_elements): Give for unions instead of
4592 2008-02-04 Richard Guenther <rguenther@suse.de>
4595 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4596 to TYPE_DOMAINs base type instead of using bitsizetype here.
4598 2008-02-03 Jason Merrill <jason@redhat.com>
4600 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4602 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4605 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4606 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4607 (RS/6000 and PowerPC Options): Fix typos and markup.
4608 * doc/passes.texi (Tree-SSA passes): Likewise.
4610 2008-02-02 Michael Matz <matz@suse.de>
4613 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4614 from record_last_reg_set_info.
4615 (record_last_reg_set_info): Take an RTX argument, iterate over all
4616 constituent hardregs.
4617 (record_last_set_info, record_opr_changes): Change calls to
4618 new signature or to record_last_reg_set_info_regno.
4620 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4622 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4624 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4626 PR rtl-optimization/34773
4627 * reg-notes.def (EQUAL): Mention significance of combination of
4628 REG_EQUAL and REG_RETVAL.
4629 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4630 insn that has a REG_RETVAL.
4632 2008-02-01 Roger Sayle <roger@eyesopen.com>
4635 * configure.ac (--enable-fixed-point): Disable unless explicitly
4637 * configure: Regenerate.
4639 2008-02-01 Richard Guenther <rguenther@suse.de>
4642 * invoke.texi (-finline-limit): Remove no longer true parts
4643 of the documentation. Note that there is no default value.
4645 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4646 Mark Mitchell <mark@codesourcery.com>
4647 Ben Elliston <bje@au.ibm.com>
4650 * doc/extend.texi (Other Builtins): Document.
4652 2008-01-31 Tom Browder <tom.browder@gmail.com>
4654 * doc/c-tree.texi (Types): Fix grammar.
4655 (Expression trees): Ditto.
4656 * doc/passes.texi (Tree-SSA passes): Ditto.
4658 * doc/configterms.texi (Configure Terms): Fix typo.
4659 * doc/cpp.texi (Common Predefined Macros): Ditto.
4660 * doc/md.texi (Machine Constraints): Ditto.
4662 * doc/makefile.texi (Makefile): Add comma.
4664 2008-01-31 Tom Browder <tom.browder@gmail.com>
4665 Gerald Pfeifer <gerald@pfeifer.com>
4667 * doc/sourcebuild.texi (Front End): Remove references to CVS
4668 and CVSROOT/modules.
4669 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4670 (Back End): Remove reference to CVS.
4672 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4675 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4677 (mips16_gp_pseudo_reg): ...here.
4678 * config/mips/mips.md (load_const_gp): Replace with...
4679 (load_const_gp_<mode>): ...this :P-based insn.
4681 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4683 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4684 options. Minor fixes.
4685 (-std): Move reference to standards closer to where language
4686 standards are first mentioned.
4688 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4690 PR rtl-optimization/34995
4691 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4692 parameter and return a bool. If the rtx parameter is nonnull,
4693 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4694 (find_reloads): Update call accordingly. Pass the new operand
4695 if it needed no address reloads, otherwise pass null.
4697 2008-01-30 Richard Henderson <rth@redhat.com>
4700 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4701 for unbounded arrays.
4703 2008-01-30 Silvius Rus <rus@google.com>
4705 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4707 2008-01-30 Jan Hubicka <jh@suse.cz>
4710 * i386.c (init_cumulative_args): Use real function declaration when
4713 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4715 PR rtl-optimization/34998
4716 * global.c (build_insn_chain): Treat non-subreg_lowpart
4717 SUBREGs of pseudos as clobbering all the words covered by the
4718 SUBREG, not just all the bytes.
4719 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4720 original df_ref rather than an extract parameter.
4721 (global_conflicts): Update call accordingly.
4723 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4725 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4726 the overflow check to make it easier to read.
4727 (__fixtfdi): Change the type of the ll member in union
4728 long_double to UDItype_x.
4730 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4733 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4734 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4735 * tree-inline.c (fold_marked_statements): Call
4736 cgraph_update_edges_for_call_stmt if folding a call statement.
4737 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4738 debug_generic_stmt calls, reset it back afterwards.
4741 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
4743 * c-typeck.c (build_external_ref): Don't pedwarn about
4744 static vars in current function's scope.
4746 2008-01-29 Joseph Myers <joseph@codesourcery.com>
4748 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
4750 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
4753 * ipa-struct-reorg.c: Fix spelling.
4754 * params.def: Ditto.
4756 2008-01-29 Richard Guenther <rguenther@suse.de>
4759 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
4761 * tree-inline.c (remap_type): Increment remapping_type_depth
4762 around remapping types.
4763 (copy_body_r): Only add referenced variables if they are referenced
4764 from code, not types.
4766 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
4777 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
4778 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
4780 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
4783 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
4784 pointer for tiny stack.
4786 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4788 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
4790 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4792 * config/vx-common.h: Fix typo in comment.
4794 2008-01-28 Ian Lance Taylor <iant@google.com>
4798 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
4799 coalesce pointers if they have different DECL_NO_TBAA_P values.
4800 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
4801 between variables with different DECL_NO_TBAA_P values.
4803 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
4806 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
4807 are not legitimate small data references on SPE targets.
4809 2008-01-28 David Daney <ddaney@avtrex.com>
4811 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
4813 2008-01-28 David Daney <ddaney@avtrex.com>
4815 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
4817 2008-01-27 Joseph Myers <joseph@codesourcery.com>
4819 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
4820 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
4821 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
4822 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
4823 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4824 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
4825 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
4826 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
4828 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4830 * basic-block.h (condjump_equiv_p): Fix comment.
4832 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4834 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
4835 print_generic_stmt_indented): Fix comment.
4837 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4839 * configure.ac (__stack_chk_fail): Add detecion for availability
4840 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
4841 * configure: Regenerate.
4843 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
4846 * final.c (output_addr_const): Handle TRUNCATE.
4848 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
4851 * tree-ssa-loop-ivopts.c (comp_cost): New type.
4852 (zero_cost, infinite_cost): New constants.
4853 (struct cost_pair): Change type of cost to comp_cost.
4854 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
4855 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
4857 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
4858 split_address_cost, ptr_difference_cost, difference_cost,
4859 get_computation_cost_at, get_computation_cost,
4860 determine_use_iv_cost_generic, determine_use_iv_cost_address,
4861 determine_use_iv_cost_condition, determine_use_iv_costs,
4862 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
4863 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
4864 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
4865 Change type of cost to comp_cost.
4866 (determine_iv_cost): Increase cost of non-original ivs, instead
4867 of decreasing the cost of original ones.
4868 (get_address_cost): Indicate the complexity of the addressing mode
4870 (try_add_cand_for): Prefer using ivs not specific to some object.
4871 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
4873 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
4874 Janis Johnson <janis187@us.ibm.com>
4877 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
4878 (TARGET_INSTANTIATE_DECLS): Likewise.
4879 * target.h (expand_to_rtl_hook): New target hook.
4880 (instantiate_decls): Likewise.
4881 * function.c (instantiate_decl): Make non-static. Rename to...
4882 (instantiate_decl_rtl): ... this.
4883 (instantiate_expr): Use instantiate_decl_rtl.
4884 (instantiate_decls_1): Likewise.
4885 (instantiate_decls): Likewise.
4886 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4887 * function.h (instantiate_decl_rtl): Add prototype.
4888 * cfgexpand.c (target.h): New include.
4889 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4890 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4891 (TARGET_INSTANTIATE_DECLS): Likewise.
4892 (TARGET_INITIALIZER): New target hooks added.
4893 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4895 * config/rs6000/rs6000.c (tree-flow.h): New include.
4896 (machine_function): Add sdmode_stack_slot field.
4897 (rs6000_alloc_sdmode_stack_slot): New function.
4898 (rs6000_instantiate_decls): Likewise.
4899 (rs6000_secondary_memory_needed_rtx): Likewise.
4900 (rs6000_check_sdmode): Likewise.
4901 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4902 (TARGET_INSTANTIATE_DECLS): Likewise.
4903 (rs6000_hard_regno_mode_ok): Allow SDmode.
4904 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4905 (rs6000_emit_move): Handle SDmode.
4906 (function_arg_advance): Likewise.
4907 (function_arg): Likewise.
4908 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4909 SDmode var args for 32-bit compiles.
4910 (rs6000_secondary_reload_class): Handle SDmode.
4911 (rs6000_output_function_epilogue): Likewise.
4912 (rs6000_function_value): Simplify if statement.
4913 (rs6000_libcall_value): Likewise.
4914 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4915 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4916 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4917 (movsd_hardfloat): New define_insn.
4918 (movsd_softfloat): Likewise.
4919 (movsd_store): Likewise.
4920 (movsd_load): Likewise.
4921 (extendsddd2): Likewise.
4922 (extendsdtd2): Likewise.
4923 (truncddsd2): Likewise.
4924 (movdd_hardfloat64): Fixup comment.
4925 (UNSPEC_MOVSD_LOAD): New constant.
4926 (UNSPEC_MOVSD_STORE): Likewise.
4928 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4931 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4933 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4934 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4935 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
4938 2008-01-26 David Edelsohn <edelsohn@gnu.org>
4941 * config.gcc: Separate AIX 5.3 from AIX 6.1.
4942 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4943 __LONGDOUBLE128 too.
4944 * config/rs6000/aix61.h: New file.
4946 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4948 PR rtl-optimization/34959
4949 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
4950 popcount and parity rtxes the same mode as their operand.
4951 Truncate or extend the result to the return value's mode
4954 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4957 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
4958 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
4959 to GOT_VERSION_REGNUM.
4960 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
4961 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
4962 * config/mips/mips.c (mips_emit_call_insn): New function.
4963 (mips_call_tls_get_addr): Call mips_expand_call directly.
4964 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
4966 (mips16_build_call_stub): Likewise. Return the call insn or null.
4967 (mips_expand_call): Update the call to mips16_build_call_stub
4968 accordingly and a remove redundant condition. Assert that MIPS16
4969 stubs do not use lazy binding. Use mips_emit_call_insn and return
4971 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
4973 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
4974 (mips_avoid_hazard): Remove hazard_set handling.
4975 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
4976 (UNSPEC_RESTORE_GP): ...this.
4977 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
4978 (FAKE_CALL_REGNO): Rename to...
4979 (GOT_VERSION_REGNUM): ...this.
4980 (type): Add "ghost" value. Add an associated insn reservation.
4981 (hazard_set): Remove.
4982 (exception_receiver): Rename to...
4983 (restore_gp): ...this and update the unspec identifier accordingly.
4984 (exception_receiver, nonlocal_got_receiver): New expanders.
4985 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
4986 FAKE_CALL_REGNO. Remove hazard_set attribute.
4987 (set_got_version, update_got_version): New patterns.
4989 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
4992 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
4994 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4997 * doc/install.texi2html: Generate gcc-vers.texi.
4999 2008-01-25 DJ Delorie <dj@redhat.com>
5001 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5003 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5005 * config/c4x: Remove directory.
5006 * config.gcc (crx-*, mt-*): Mark obsolete.
5007 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
5008 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
5009 sh-*-rtemscoff*): Remove cases.
5010 * defaults.h (C4X_FLOAT_FORMAT): Remove.
5011 * real.c (encode_c4x_single, decode_c4x_single,
5012 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
5013 c4x_extended_format): Remove.
5014 * real.h (c4x_single_format, c4x_extended_format): Remove.
5015 * doc/extend.texi (interrupt, naked): Remove mention of attributes
5017 (Pragmas): Remove comment about c4x pragmas.
5018 * doc/install.texi (c4x): Remove target-specific instructions.
5019 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
5020 * doc/md.texi (Machine Constraints): Remove C4x documentation.
5021 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
5022 refer to C4x source files as examples.
5023 (C4X_FLOAT_FORMAT): Remove documentation.
5025 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
5027 * config/bfin/bfin.c (override_options): Reorder tests so that
5028 flag_pic gets enabled for -msep-data.
5030 2008-01-25 Richard Guenther <rguenther@suse.de>
5033 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
5034 to its bitfield precision if required.
5036 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5039 * tree-nested.c (walk_omp_for): New function.
5040 (convert_nonlocal_reference, convert_local_reference): Call
5041 walk_omp_for on OMP_FOR.
5042 (convert_call_expr): Call walk_body on OMP_FOR's
5043 OMP_FOR_PRE_INIT_BODY.
5045 2008-01-25 Richard Guenther <rguenther@suse.de>
5047 PR tree-optimization/34966
5048 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
5049 default defs and PHI_NODEs we have to insert after the
5052 2008-01-24 Nick Clifton <nickc@redhat.com>
5054 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
5055 Provide a default definition.
5056 (LIBGCC2_UNITS_PER_WORD): Likewise.
5058 * config/stormy16/stormy16.c: Include df.h for the prototype
5059 for df_regs_ever_live_p.
5060 (xstormy16_expand_builtin_va_start): Convert the stack offset
5061 into a component_ref and then use POINTER_PLUS_EXPR to add it
5062 to the incoming_virtual_args_rtx.
5063 (xstormy16_gimplify_va_arg_expr): Rename to
5064 xstormy16_gimplify_va_arg_expr.
5065 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
5066 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
5067 xstormy16_gimplify_va_arg_expr.
5068 Fix up some formatting issues.
5070 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
5071 Move to predicates.md.
5072 (xs_hi_general_operand): Likewise.
5073 (xs_hi_nonmemory_operand): Likewise.
5074 * config/stormy16/predicates.md:
5075 (xstormy16_carry_plus_operand): New predicate.
5076 (xs_hi_general_operand): New predicate.
5077 (xs_hi_nonmemory_operand): New predicate.
5078 * config/stormy16/stormy16-protos.h:
5079 (xstormy16_carry_plus_operand): Delete prototype.
5080 (xs_hi_general_operand): Likewise.
5081 (xs_hi_nonmemory_operand): Likewise.
5083 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
5084 modifiers as they are no longer needed and they can trigger
5085 reload spill failures.
5087 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
5088 with a match_operand in order to help reload.
5090 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
5091 constraint with 'e' for the 8th alternative as this version of
5092 the mov.w instruction only accepts the lower 8 registers.
5094 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
5097 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
5098 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
5101 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5104 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
5106 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5108 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
5110 (remove_structure): Update allocations list before removing structure.
5112 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5114 * ipa-struct-reorg.c (is_safe_cond_expr,
5115 create_new_stmts_for_cond_expr): Use integer_zerop function,
5116 that recognize not only zero-pointer, but zero-integer too.
5118 2008-01-25 Ben Elliston <bje@au.ibm.com>
5121 * fixproto: Escape "." in sed expression that strips leading "./".
5123 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
5126 * gcc.c (SWITCH_OK): Removed.
5127 (SWITCH_LIVE): Changed to bit.
5128 (SWITCH_FALSE): Likewise.
5129 (SWITCH_IGNORE): Likewise.
5130 (switchstr): Change live_cond to unsigned int.
5131 (process_command): Replace SWITCH_OK with 0.
5132 (do_self_spec): Likewise.
5133 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
5134 (give_switch): Likewise.
5135 (used_arg): Likewise.
5136 (do_spec_1): Set the SWITCH_IGNORE bit.
5137 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
5138 bits. Set the SWITCH_LIVE bit.
5140 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5142 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
5144 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
5146 PR tree-optimization/34472
5147 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
5148 parameter to a "bool *" and set *DATA to false if there is
5149 an unsafe access. Do not delete the structure here.
5150 (check_cond_exprs): Delete it here instead.
5151 (check_cond_exprs, exclude_cold_structs): Do not increase
5152 I when removing a structure.
5154 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
5157 * config/i386/i386.c (ix86_expand_vector_init): Consider only
5158 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
5160 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
5163 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
5164 a fixed vector for stack.
5166 2008-01-24 Ben Elliston <bje@au.ibm.com>
5169 * doc/gcc.texi (Software development): Add a direntry for g++.
5171 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
5173 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
5174 stale and straggling -fforce-addr comments above.
5176 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
5178 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
5179 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
5181 2008-01-23 Michael Matz <matz@suse.de>
5184 * dwarf2out.c (force_type_die): Use modified_type_die instead of
5187 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
5189 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
5192 2008-01-23 Anatoly Sokolov <aesok@post.ru>
5194 * config/avr/avr.c (avr_current_arch): New variable.
5195 (avr_arch_types): Add 'avr31' and 'avr51' entries.
5196 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
5197 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
5198 (avr_override_options): Init 'avr_current_arch'.
5199 (base_arch_s): Move from here...
5200 * config/avr/avr.h (base_arch_s): ... here. Add new members
5201 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
5202 'mega' to 'have_jmp_call'.
5203 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
5204 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
5206 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
5208 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5209 MULTILIB_MATCHES): (Ditto.).
5211 2008-01-23 Richard Guenther <rguenther@suse.de>
5214 * cgraphunit.c (cgraph_reset_node): Always mark the node
5215 not reachable if it is not queued already.
5217 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
5219 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
5220 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
5221 (cputype_selected): New static variable.
5222 (bfin_handle_option): Set it if -mcpu is used.
5223 (override_option): Select default set of workarounds if no cpu type
5224 selected on the command line.
5225 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
5227 From Michael Frysinger <michael.frysinger@analog.com>
5228 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
5229 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
5231 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
5232 for bf547, bf523, bf524, and bf526.
5233 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
5235 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5236 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
5237 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
5238 __ADSPBF547__ and __ADSPBF54x__ for bf547.
5239 * doc/invoke.texi (Blackfin Options): Document that
5240 -mcpu now accept bf547, bf523, bf524, and bf526.
5242 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
5244 PR rtl-optimization/34628
5245 * combine.c (try_combine): Stop and undo after the first combination
5246 if an autoincrement side-effect on the first insn has effectively
5249 2008-01-22 David Edelsohn <edelsohn@gnu.org>
5252 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5253 Offset addresses are not valid for Altivec or paired float modes.
5255 2008-01-22 Jakub Jelinek <jakub@redhat.com>
5258 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
5259 if DECL_INITIAL (decl) is error_mark_node.
5262 * c-common.c (handle_vector_size_attribute): Only allow
5263 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5264 the same way as pointer, array etc. types.
5265 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5268 * tree.c (build_type_attribute_qual_variant): Call
5269 build_qualified_type if attributes are equal, but quals are not.
5271 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5274 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5275 * flags.h (warn_strict_aliasing): Remove.
5276 (warn_strict_overflow): Remove.
5277 * opts.c (warn_strict_aliasing): Remove.
5278 (warn_strict_overflow): Remove.
5279 * c-opts.c (c_common_handle_option): -Wall only sets
5280 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5281 (c_common_post_options): Give default values to -Wstrict-aliasing
5282 and -Wstrict-overflow if they are uninitialized.
5283 * common.opt (Wstrict-aliasing): Specify Var and Init.
5284 (Wstrict-overflow): Likewise.
5286 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5288 PR rtl-optimization/26854
5289 PR rtl-optimization/34400
5290 PR rtl-optimization/34884
5291 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5293 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5294 (df_rd_bb_info.expanded_lr_out): Deleted
5295 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5296 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5297 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5298 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5299 Removed code to allocate, initialize or free expanded_lr_out.
5300 (df_rd_bb_local_compute_process_def): Restructured to make more
5302 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5303 sets if the sets are being trimmed.
5305 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5308 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5309 (as_vers): Likewise.
5310 * configure: Regenerated.
5312 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5315 * tree-pass.h (pass_build_alias): New pass.
5316 * tree-ssa-alias.c (gate_build_alias): New.
5317 (pass_build_alias): New.
5318 * passes.c (init_optimization_passes): Add pass_build_alias after
5319 pass_create_structure_vars.
5321 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5323 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5324 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5325 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5326 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5327 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5328 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5329 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5330 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5331 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5332 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5333 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5334 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5335 * config/s390/s390.md (FP_ALL): New mode iterator.
5336 (_d): New mode attribute.
5337 ("*signbit<mode>2>"): Changed mode of first operand.
5338 ("isinf<mode>2"): Changed mode of first operand.
5339 ("*TDC_insn"): Adaptation for DFP modes.
5341 2008-01-22 Ben Elliston <bje@au.ibm.com>
5343 * tree.c (check_qualified_type): Improve function description.
5345 2008-01-21 Jason Merrill <jason@redhat.com>
5348 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5349 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5352 2008-01-21 DJ Delorie <dj@redhat.com>
5354 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5357 2008-01-21 Richard Guenther <rguenther@suse.de>
5360 * tree-cfg.c (verify_expr): Allow all invariant expressions
5361 instead of just constant class ones as reference argument.
5362 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5363 like any other constant.
5364 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5366 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5368 * regmove.c (fixup_match_1): Update call crossed frequencies.
5370 2008-01-21 Richard Guenther <rguenther@suse.de>
5373 * tree-inline.c (setup_one_parameter): Deal with mismatched
5374 types using a VIEW_CONVERT_EXPR.
5376 2008-01-21 Alon Dayan <alond@il.ibm.com>
5377 Olga Golovanevsky <olga@il.ibm.com>
5379 PR tree-optimization/34701
5380 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5381 when the structure size is not a power of 2.
5383 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5385 * doc/install.texi: Add doc for --enable-checking=df.
5387 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5389 PR rtl-optimization/34808
5390 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5392 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5394 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5397 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5399 PR rtl-optimization/26854
5400 PR rtl-optimization/34400
5401 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5403 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5404 (df_rd_bb_info.expanded_lr_out): New.
5405 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5406 * loop_iv.c (iv_analysis_loop_init): Ditto.
5407 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5408 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5409 Added code to allocate, initialize or free expanded_lr_out.
5410 (df_rd_bb_local_compute_process_def): Restructured to make
5411 more understandable.
5412 (df_rd_confluence_n): Add code to do nothing with fake edges and
5413 code to no apply invalidate_by_call sets if the sets are being trimmed.
5414 (df_lr_local_finalize): Renamed to df_lr_finalize.
5415 (df_live_local_finalize): Renamed to df_live_finalize.
5417 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5420 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5421 deciding whether to use reciprocal instructions.
5423 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5425 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5426 dwarf2out_note_section_used if cold_text_section is NULL.
5428 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5430 PR gcov-profile/34610
5431 * tree-cfg.c (make_edges): Mark both outgoing edges from
5432 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5433 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5434 from OMP_FOR and OMP_CONTINUE outgoing edges.
5436 * tree-profile.c (tree_profiling): Return early if
5437 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5439 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5440 from cfun to child_cfun.
5441 * function.h (struct function): Add after_tree_profile bit.
5443 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5445 * config/avr/avr.S (_exit): Disable interrupt.
5447 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5448 Steven Bosscher <stevenb.gcc@gmail.com>
5450 PR rtl-optimization/26854
5451 PR rtl-optimization/34400
5452 * df-problems.c (df_live_scratch): New scratch bitmap.
5453 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5454 (df_live_reset): Clear the proper bitmaps.
5455 (df_live_bb_local_compute): Only process the artificial defs once
5456 since the order is not important.
5457 (df_live_init): Init the df_live sets only with the variables
5458 found live by df_lr.
5459 (df_live_transfer_function): Use the df_lr sets to prune the
5460 df_live sets as they are being computed.
5461 (df_live_free): Free df_live_scratch.
5463 2008-01-18 Ian Lance Taylor <iant@google.com>
5465 * common.opt: Add fmerge-debug-strings.
5466 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5467 flag_merge_debug_strings rather than flag_merge_constants.
5468 * doc/invoke.texi (Option Summary): Mention
5469 -fmerge-debug-strings.
5470 (Debugging Options): Document -fmerge-debug-strings.
5472 2008-01-18 Ian Lance Taylor <iant@google.com>
5475 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5476 (struct tree_function_decl): Add new field operator_new_flag.
5477 * tree-inline.c (expand_call_inline): When inlining a call to
5478 operator new, force the return value to go into a variable, and
5479 set DECL_NO_TBAA_P on that variable.
5480 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5482 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5485 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5486 DWARF2_DEBUGGING_INFO.
5487 (dwarf2out_note_section_used): Ditto. Add prototype.
5488 (have_multiple_function_sections, text_section_used,
5489 cold_text_section_used, *cold_text_sections): Move declarations
5492 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5494 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5495 field and add signal_ra.
5496 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5497 assignments to frame state pc. Move end of stack check after
5498 MD_FALLBACK_FRAME_STATE_FOR.
5499 (uw_update_context_1): Use frame state signal_regs if set, instead
5500 of checking signal_frame flag.
5501 (uw_update_context): Use frame state signal_ra if set.
5502 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5503 * config/xtensa/linux-unwind.h: New file.
5505 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5507 * modulo-sched.c (get_sched_window): Fix comment typo.
5509 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5511 PR tree-optimization/34648
5512 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5514 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5516 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5517 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5519 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5521 PR rtl-optimization/34400
5522 * df-core.c (df_worklist_dataflow_overeager,
5523 df_worklist_dataflow_doublequeue): New functions.
5524 (df_worklist_dataflow): Two different worklist solvers.
5525 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5528 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5531 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5532 and ftree-parallelize-loops.
5534 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5536 PR rtl-optimization/34826
5537 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5539 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5541 * global.c (find_reg): Mark the eh regs as used if necessary.
5542 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5543 * ra.h (struct allocno): no_eh_reg field added. Changed
5544 no_stack_reg type to bitfield.
5546 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5548 * tree.c (substitute_in_expr): Add missing 'break'.
5550 2008-01-17 Richard Guenther <rguenther@suse.de>
5552 PR tree-optimization/34825
5553 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5554 x / x as division to handle.
5556 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5558 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5559 "-pthread" is specified.
5560 * pa-hpux11.h (LIB_SPEC): Likewise.
5562 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5563 Peter Bergner <bergner@vnet.ibm.com>
5565 PR rtl-optimization/33796
5566 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5568 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5570 PR libgfortran/34699
5571 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5573 * pa-hpux10.h (LINK_SPEC): Likewise.
5574 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5576 2008-01-16 Richard Guenther <rguenther@suse.de>
5579 * fold-const.c (fold_convert_const_int_from_int): Do not
5580 set overflow if that occured only because of a sign extension
5581 change when converting from/to a sizetype with the same
5582 precision and signedness.
5584 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5587 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5588 location address to the correct place. Update copyright year.
5590 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5592 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5593 no dependences in the dependence_relations vector.
5595 2008-01-16 Jan Hubicka <jh@suse.cz>
5597 PR rtl-optimization/31396
5598 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5599 * cfg.c (dump_reg_info): Print it.
5600 * regs.h (struct reg_info_t): add freq_calls_crossed.
5601 (REG_FREQ_CALLS_CROSSED): New macro.
5602 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5603 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5604 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5605 regmove_optimize): Update call crossed frequencies.
5606 * local-alloc.c (struct qty): Add freq_calls_crossed.
5607 (alloc_qty): Copute freq_calls_crossed.
5608 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5609 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5610 * ra.h (struct allocno): Add freq_calls_crossed.
5612 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5614 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5615 libgomp when compiling with ftree-parallelize-loops.
5616 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5618 2008-01-16 Richard Guenther <rguenther@suse.de>
5620 PR tree-optimization/34769
5621 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5622 * tree.c (int_cst_value): Instead make this function more
5623 permissive in what it accepts as valid input. Document this
5624 function always sign-extends the value.
5626 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5627 Richard Guenther <rguenther@suse.de>
5630 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5631 (gimple_fold_indirect_ref_rhs): ... this.
5632 (gimple_fold_indirect_ref): New function with foldings
5633 that preserve lvalueness.
5634 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5635 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5636 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5637 to fold an INDIRECT_REF, fall back to the old use of
5638 fold_indirect_ref_1.
5640 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5642 * tree-data-ref.c (subscript_dependence_tester_1): Call
5643 free_conflict_function.
5644 (compute_self_dependence): Same.
5646 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5649 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5650 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5652 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5653 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5654 for DWARF2_UNWIND_INFO targets.
5656 2008-01-16 Richard Guenther <rguenther@suse.de>
5659 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5660 type qualifiers for function types.
5662 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5664 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5665 loop_iterator li from previous commit.
5667 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5669 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5671 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5673 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5674 (parallelize_loops): Don't parallelize irreducible components.
5676 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5679 * c-opts (c_common_post_options): Do not enable CPP
5680 flag_pedantic_errors by default.
5682 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5684 PR rtl-optimization/31944
5685 * cse.c (remove_pseudo_from_table): New function.
5686 (merge_equiv_classes): Use above function to remove pseudo-registers.
5687 (invalidate): Likewise.
5689 2008-01-13 Richard Guenther <rguenther@suse.de>
5692 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5693 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5695 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5697 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5698 validate_change to unshare the source of the PC set.
5700 2008-01-12 Jan Hubicka <jh@suse.cz>
5703 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5704 references above array bounds. This might trigger bounds checks for
5707 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5709 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5710 new_replaceable_dependencies.
5712 2008-01-12 Doug Kwan <dougkwan@google.com>
5714 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5715 instead of OPT_Wreturn_type in warning due to ignored return type
5717 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5718 options included in -Wextra.
5719 * c.opt: New option -Wignored_qualifiers.
5720 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5721 -Wignore_qualifiers.
5722 (-Wignored-qualifiers): Document.
5723 (-Wreturn-type): Remove description of functionality now handled
5724 by -Wignored-qualifiers.
5726 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5729 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5730 NOP_EXPR if it is between integral types with the same precision.
5732 2008-01-12 Jan Hubicka <jh@suse.cz>
5735 * invoke.texi (max-inline-recursive-depth): Fix default value.
5737 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5739 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
5742 2008-01-11 Bob Wilson <bob.wilson@acm.org>
5744 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
5746 2008-01-11 James E. Wilson <wilson@specifix.com>
5749 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
5751 2008-01-11 Anatoly Sokolov <aesok@post.ru>
5753 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
5754 save/restore frame pointer register and don't use 'call-prologues'
5755 optimization in function with "OS_task" attribute.
5757 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
5760 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
5761 when copying to memory.
5763 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
5765 PR rtl-optimization/30905
5766 * cfgcleanup.c: Include dce.h
5767 (crossjumps_occured): New global variable.
5768 (try_crossjump_bb): Exit loop after finding a fallthru edge.
5769 If something changed, set crossjumps_occured to true.
5770 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
5771 Don't add/remove fake edges to exit here...
5772 (cleanup_cfg): ...but do it here, when crossjumping.
5773 Run a fast DCE when successful crossjumps occured in the latest
5774 iteration of try_optimize_cfg.
5776 2008-01-11 Richard Guenther <rguenther@suse.de>
5778 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
5779 (struct vn_unary_op_s): Likewise.
5780 (vn_reference_insert): Free old reference on hash collision.
5782 2008-01-10 Raksit Ashok <raksit@google.com>
5784 PR rtl-optimization/27971
5785 * combine.c (find_split_point): Split PLUS expressions which are
5786 inside a MEM rtx, and whose first operand is complex.
5788 2008-01-10 DJ Delorie <dj@redhat.com>
5790 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
5791 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
5792 (m32c_hard_regno_ok): Call the underlying function.
5794 2008-01-10 Richard Guenther <rguenther@suse.de>
5797 * tree-cfg.c (tree_merge_blocks): Do not go through the
5798 full-blown folding and stmt updating path if we just deal
5799 with virtual operands.
5800 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
5801 test for abnormal SSA_NAMEs.
5803 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
5806 * reload.c (push_reload): Add assertions. All constants from
5807 reg_equiv_constant should have been used for replacing the respective
5809 (find_reloads_address): Invoke find_reloads_address_part for
5810 constant taken from the reg_equiv_constant array.
5812 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
5814 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
5815 field (valnum) the first in the struct. Replace bools with
5818 2008-01-10 Richard Guenther <rguenther@suse.de>
5820 PR tree-optimization/34651
5821 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
5822 types and ordering for masking and converting.
5824 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
5826 PR tree-optimization/34017
5827 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
5828 also for PHI_NODE expressions.
5830 2008-01-09 Jan Hubicka <jh@suse.cz>
5832 PR tree-optimization/34708
5833 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
5834 based on number of case labels.
5835 (init_inline_once): Remove switch_cost.
5836 * tree-inline.h (eni_weights_d): Remove switch_cost.
5838 2008-01-09 Richard Guenther <rguenther@suse.de>
5839 Andrew Pinski <andrew_pinski@playstation.sony.com>
5842 * gimplify.c (gimplify_cond_expr): Do not create an addressable
5843 temporary if an rvalue is ok or an lvalue is not required.
5845 2008-01-09 Richard Guenther <rguenther@suse.de>
5848 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
5851 2008-01-09 Richard Guenther <rguenther@suse.de>
5854 * tree.c (host_integerp): Check for sizetype only if the
5855 type is an integer type.
5857 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
5860 * opts.c (decode_options): Disable inlining of functions called
5861 once if not in unit-at-a-time mode.
5863 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
5865 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
5867 2008-01-08 Richard Guenther <rguenther@suse.de>
5870 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
5871 out early if the result will be unused.
5873 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5878 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5879 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5882 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
5884 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5885 for vectorization tuned.
5887 2008-01-08 Richard Guenther <rguenther@suse.de>
5889 PR tree-optimization/34683
5890 * tree-ssa-operands.c (operand_build_cmp): Export.
5891 * tree-ssa-operands.h (operand_build_cmp): Declare.
5892 * tree-vn.c (vuses_compare): Remove.
5893 (sort_vuses): Use operand_build_cmp.
5894 (sort_vuses_heap): Likewise.
5895 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5896 to re-use old VEC if available. Do not sort already sorted VUSEs.
5897 (vdefs_to_vec): Do not sort already sorted VDEFs.
5899 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5902 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5904 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5907 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5908 limitations of reciprocal sequences on x86 targets.
5910 2008-01-08 Richard Guenther <rguenther@suse.de>
5912 PR tree-optimization/34683
5913 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5915 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5918 * config/darwin.c (darwin_mergeable_string_section): Don't use
5919 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5921 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5924 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5925 negxf2. Macroize expander using X87MODEF mode iterator. Change
5926 predicates of op0 and op1 to register_operand.
5927 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5928 expander using X87MODEF mode iterator. Change predicates of
5929 op0 and op1 to register_operand.
5930 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5931 corresponding patterns and macroize using MODEF macro. Change
5932 predicates of op0 and op1 to register_operand and remove
5933 "m" constraint. Disparage "r" alternative with "!".
5934 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5935 macroize using X87MODEF macro. Change predicates of op0 and op1
5936 to register_operand and remove "m" constraint. Disparage "r"
5937 alternative with "!".
5938 (absneg splitter with memory operands): Remove.
5939 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
5940 patterns and macroize using X87MODEF mode iterator.
5941 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
5942 Change predicate of op1 to register_operand.
5943 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
5944 for memory operands.
5946 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
5948 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
5950 2008-01-07 Richard Guenther <rguenther@suse.de>
5952 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
5955 2008-01-07 Richard Guenther <rguenther@suse.de>
5957 PR tree-optimization/34683
5958 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5959 VOPs of the needed size to save memory. Use VEC_quick_push
5960 to save compile-time.
5961 (vdefs_to_vec): Likewise.
5963 2008-01-07 Sa Liu <saliu@de.ibm.com>
5965 * config/spu/spu.md (divdf3): Genetate inline code for double
5966 division. The implementation doesn't handle INF or NAN, therefore it
5967 only applies when -ffinite-math-only is given.
5969 2008-01-06 Paolo Carlini <pcarlini@suse.de>
5972 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
5973 * doc/cpp.texi ([Common Predefined Macros]): Document.
5975 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
5977 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
5978 order to use commutative addition instead of subtraction.
5980 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5981 Mircea Namolaru <namolaru@il.ibm.com>
5982 Vladimir Yanovsky <yanov@il.ibm.com>
5983 Revital Eres <eres@il.ibm.com>
5985 PR tree-optimization/34263
5986 * tree-outof-ssa.c (process_single_block_loop_latch,
5987 contains_tree_r): New functions.
5988 (analyze_edges_for_bb): Call process_single_block_loop_latch
5989 function to empty single-basic-block latch block if possible.
5991 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5993 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5995 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
5997 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5999 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
6001 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6003 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
6005 2008-01-05 Jakub Jelinek <jakub@redhat.com>
6007 PR tree-optimization/34618
6008 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
6011 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6014 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
6015 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
6016 Update copyright year.
6018 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
6019 Update copyright year.
6020 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
6023 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
6025 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
6026 edge does not point to current bb before changing need_assert.
6028 2008-01-04 Richard Guenther <rguenther@suse.de>
6031 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
6032 for verifying purposes if they are is_gimple_min_invariant.
6034 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
6036 PR tree-optimization/34448
6037 PR tree-optimization/34465
6038 * gimplify.c (gimplify_init_constructor): Add new parameter
6039 notify_temp_creation. Use it.
6040 (gimplify_modify_expr_rhs): Take volatiles into account when
6041 optimizing constructors.
6042 Do not optimize constructors if gimplify_init_constructor will dump to
6044 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
6045 * gcc.c-torture/compile/pr34448.c: New.
6047 2008-01-04 Jakub Jelinek <jakub@redhat.com>
6049 PR gcov-profile/34609
6050 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
6051 return_slot if result is TREE_ADDRESSABLE.
6053 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
6055 * config/mips/mips.md (sqrt_condition): Tweak comment.
6056 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
6058 2008-01-03 Tom Tromey <tromey@redhat.com>
6061 * c-common.c (c_type_hash): Handle VLAs.
6063 2008-01-03 Jan Hubicka <jh@suse.cz>
6065 PR tree-optimization/31081
6066 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
6067 0 when inlining and not inlining to first basic block.
6068 (remap_decl): When var is initialized to 0, don't set default_def.
6069 (expand_call_inline): Set entry_bb.
6070 * tree-inline.h (copy_body_data): Add entry_bb.
6072 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6075 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
6078 PR tree-optimization/29484
6079 * tree-inline.c (inline_forbidden_p_2): New function.
6080 (inline_forbidden_p): Disallow inlining if some static var
6081 has an address of a local LABEL_DECL in its initializer.
6082 * doc/extend.texi (Labels as Values): Document &&foo behaviour
6085 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
6087 PR tree-optimization/34635
6088 * tree-data-ref.c (add_other_self_distances): Make sure that the
6089 evolution step is constant.
6091 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6094 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
6096 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
6098 * tree-sra.c (scalarize_init): Insert the generate_element_init
6099 statements after the generate_element_zero statements.
6101 2008-01-02 Richard Guenther <rguenther@suse.de>
6105 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
6106 for very large number of operands instead of ICEing.
6108 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
6111 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
6112 while stack probing.
6114 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
6116 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
6119 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
6122 * tree-mudflap.c (mx_register_decls): Guard warning by
6123 !DECL_ARTIFICIAL check.
6125 2008-01-01 Jakub Jelinek <jakub@redhat.com>
6127 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
6128 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
6129 sse5_perm<mode>): Fix constraints.