1 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
6 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
9 2008-04-07 Jan Hubicka <jh@suse.cz>
11 * function.h (rtl): Rename to x_rtl.
13 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
14 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15 used_temp_slots avail_temp_slots, temp_slot_level,
16 nonlocal_goto_handler_labels): Update accesstors.
17 (rtl): New global variable.
18 (struct function): Move some fileds to rtl_data.
19 (get_arg_pointer_save_area): Update prototype.
20 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21 get_arg_pointer_save_area.
22 * expr.c (init_expr): Update
23 * function.c (get_frame_size): Update
24 (assign_stack_local): Update
25 (expand_function_end): Update.
26 (get_art_pointer_save_area): Update
28 * emit-rtl.c (rtl): Declare.
29 (regno_reg_rtx): Declare.
30 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
32 (gen_reg_rtx): Update.
33 * varasm.c (n_deferred_constatns): Update accestor.
34 (init_varasm_status): Do not allocate varasm_status.
35 (force_const_mem, get_pool_size, output_constant_pool): Update.
36 * stmt.c (force_label_rtx): Do not use x_ prefixes.
37 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
38 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
39 * sparc/sparc.h (INIT_EXPANDERS): Update.
40 * ia64/ia64.h (INIT_EXPANDERS): Update.
42 2008-04-07 James E. Wilson <wilson@tuliptree.org>
44 * reload.c (push_secondary_reload): Add missing break to for loop.
46 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
49 * rtlanal.c: Update copyright years.
50 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
51 as REG_POINTER and MEM_POINTER operands.
52 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
53 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
54 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
55 * gcse.c: Update copyright years.
56 (pre_delete): Call gen_reg_rtx_and_attrs.
57 (hoist_code): Likewise.
58 (build_store_vectors): Likewise.
59 (delete_store): Likewise.
60 * loop-invariant.c (move_invariant_reg): Likewise.
61 Update copyright years.
63 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
65 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
66 control string instead of quoted.
68 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
70 * doc/rtl.texi: Rewrite of subreg section.
72 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
75 * config/i386/i386.c (legitimize_pic_address): Add treating
76 of dllimport SYM_REF's.
77 (legitimize_dllimport_symbol): Add prototype.
79 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
81 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
82 reference in constructor with non self-referential type.
84 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
86 Removal of Return with Depressed Stack Pointer support
87 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
88 (ECF_SP_DEPRESSED): Likewise.
89 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
90 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
91 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
92 (expand_call): Do not test ECF_SP_DEPRESSED.
93 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
94 * function.c (keep_stack_depressed): Delete.
95 (handle_epilogue_set): Likewise.
96 (update_epilogue_consts): Likewise.
97 (emit_equiv_load): Likewise.
98 (thread_prologue_and_epilogue_insns): Remove support for Return with
99 Depressed Stack Pointer.
100 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
102 2008-04-06 Richard Guenther <rguenther@suse.de>
104 PR tree-optimization/35400
105 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
106 information from SSA_NAMEs.
108 2008-04-06 Anatoly Sokolov <aesok@post.ru>
110 * config/avr/avr.h (avr_mega_p): Remove declaration.
111 (AVR_MEGA): Remove macro.
112 * config/avr/avr.c (avr_mega_p): Remove variable.
113 (avr_override_options): Remove inicializion of avr_mega_p.
114 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
115 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
116 (avr_jump_mode): (Ditto.).
117 (avr_output_progmem_section_asm_op): (Ditto.).
118 (avr_asm_init_sections): (Ditto.).
119 (avr_asm_init_sections): (Ditto.).
120 (avr_rtx_costs): (Ditto.).
121 * config/avr/avr.md: (Ditto.).
122 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
125 2008-04-06 Richard Guenther <rguenther@suse.de>
127 PR tree-optimization/35842
128 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
129 is_gimple_invariant_address.
131 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
133 * gcc.c (default_compilers): Sync Fortran extensions list with
134 that in fortran/lang-specs.h.
135 * doc/invoke.texi: Likewise.
136 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
137 * dwarf2out.c (gen_compile_unit_die): Likewise.
139 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
141 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
143 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
146 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
147 attribute is used for nested functions.
149 2008-04-05 Jan Hubicka <jh@suse.cz>
151 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
153 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
155 (dump_files): Update.
156 (enable_rtl_dump_file): Do not accept letter argument.
157 * tree-pass.h (dump_file_info): Remove letter argument.
158 * toplev.c (decode_d_option): Update -da handling.
159 * toplev.h (enable_rtl_dump_file): Update prototype.
160 * passes.c (register_one_dump_file): Do not accept IPA argument; work
161 it out based on pass type.
162 (register_dump_files_1): Likewise.
163 (init_optimization_passes): Update register_one_dump_file calls.
164 (execute_one_pass): Sanity check that IPA passes are called at IPA
165 level and RTL passes at RTL level.
166 (execute_pass_list): IPA pass can not be after or subpass of
168 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
169 disallov RTL subpasses of IPA subpasses.
171 2008-04-05 Ben Elliston <bje@au.ibm.com>
173 * tree-cfg.c (need_fake_edge_p): Return false for calls to
174 builtins that return exactly once and do not throw. Cache call to
177 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
179 PR rtl-optimization/34916
181 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
182 between instruction pairs.
184 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
186 * doc/invoke.texi: Document -mbitops for SH.
187 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
188 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
189 * config/sh/sh.c (print_operand): Add %t operand code.
190 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
191 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
192 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
193 (extendqihi2): Likewise.
195 (insv): Use bset, bclr and bst instructions for SH2A if possible.
196 (extv): Use bld instruction for SH2A if possible.
198 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
199 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
200 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
201 (bset.b, bclr.b): Define peepholes.
202 * config/sh/sh.opt (mbitops): New option.
204 2008-04-04 Janis Johnson <janis187@us.ibm.com>
207 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
208 and view convert expression.
210 2008-04-04 Jakub Jelinek <jakub@redhat.com>
213 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
215 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
217 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
219 * config/i386/cpuid.h (bit_AES): New.
220 (bit_PCLMUL): Likewise.
222 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
223 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
224 SSE2 if AES or PCLMUL is enabled.
225 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
226 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
227 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
228 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
229 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
230 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
231 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
232 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
233 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
234 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
235 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
236 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
237 __builtin_ia32_aeskeygenassist128 and
238 __builtin_ia32_pclmulqdq128.
239 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
240 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
241 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
243 * config/i386/i386.h (TARGET_AES): New.
244 (TARGET_PCLMUL): Likewise.
245 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
247 * config/i386/i386.md (UNSPEC_AESENC): New.
248 (UNSPEC_AESENCLAST): Likewise.
249 (UNSPEC_AESDEC): Likewise.
250 (UNSPEC_AESDECLAST): Likewise.
251 (UNSPEC_AESIMC): Likewise.
252 (UNSPEC_AESKEYGENASSIST): Likewise.
253 (UNSPEC_PCLMUL): Likewise.
255 * config/i386/i386.opt (maes): New.
258 * config/i386/sse.md (aesenc): New pattern.
259 (aesenclast): Likewise.
261 (aesdeclast): Likewise.
263 (aeskeygenassist): Likewise.
264 (pclmulqdq): Likewise.
266 * config/i386/wmmintrin.h: New.
268 * doc/extend.texi: Document AES and PCLMUL built-in function.
270 * doc/invoke.texi: Document -maes and -mpclmul.
272 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
274 * function.c (free_after_parsing): Replace with
275 cxx_push_function_context from C++ front-end.
276 (allocate_struct_function): Don't call langhook.
277 * langhooks.h (struct lang_hooks_for_functions): Delete.
278 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
280 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
281 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
282 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
283 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
284 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
285 remove LANG_HOOKS_FUNCTION_INITIALIZER.
286 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
288 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
289 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
291 2008-04-04 Jakub Jelinek <jakub@redhat.com>
294 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
297 2008-04-04 Richard Guenther <rguenther@suse.de>
300 * fold-const.c (optimize_minmax_comparison): Use the correct
301 type for the constant in the simplified comparison.
303 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
305 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
306 Pass L2 size as "--param l2-cache-size" to the compiler.
307 (decode_l2_cache): New function to decode L2 cache parameters using
308 0x8000006 extended cpuid function.
309 (detect_caches_amd): Determine parameters of L2 cache using
310 decode_l2_caches function.
311 (decode_caches_intel): Decode L2 cache parameters.
312 (detect_caches_intel): Determine L2 cache parameters using
313 decode_caches_intel and decode_l2_caches functions.
315 2008-04-03 Bob Wilson <bob.wilson@acm.org>
317 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
318 secondary input reload for subword loads from the constant pool.
320 2008-04-03 Janis Johnson <janis187@us.ibm.com>
323 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
324 constants of the appropriate size for runtime calculations.
327 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
328 decimal-float literal constant zero.
330 2008-04-03 Jakub Jelinek <jakub@redhat.com>
333 * c-parser.c (c_parser_omp_atomic): Call
334 default_function_array_conversion on the RHS.
337 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
338 call is_variable_sized if decl has incomplete type.
340 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
342 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
344 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
346 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
348 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
349 (sgt<u>): Merge sgt and sgtu into new expander.
350 (sgt, sgtu): Remove expanders.
351 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
352 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
353 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
354 *sgtu_<mode>_mips16 into new pattern.
355 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
356 (sge<u>): Merge sge and sgeu into new expander.
357 (sge, sgeu): Remove expanders.
358 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
360 (*sge_<mode>, second *sge_<mode>): Remove patterns.
361 (slt<u>): Merge slt and sltu into new expander.
362 (slt, sltu): Remove expanders.
363 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
364 (*slt_<mode>, *sltu_<mode>): Remove patterns.
365 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
366 *sltu_<mode>_mips16 into new pattern.
367 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
368 (sle<u>): Merge sle and sleu into new expander.
369 (sle, sleu): Remove expanders.
370 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
371 (*sle_<mode>, *sleu_<mode>): Remove patterns.
372 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
373 *sleu_<mode>_mips16 into new pattern.
374 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
376 2008-04-03 Jan Hubicka <jh@suse.cz>
378 PR tree-optimization/35795
379 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
380 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
381 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
382 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
383 * score/score3.c (score3_output_mi_thunk): Likewise.
384 * score/score7.c (score7_output_mi_thunk): Likewise.
385 * mips/mips.c (mips_output_mi_thunk): Likewise.
387 2008-04-03 Richard Guenther <rguenther@suse.de>
389 * tree-vrp.c (extract_range_from_unary_expr): Handle all
390 conversions. Simplify code.
392 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
394 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
396 2008-04-03 Tom Tromey <tromey@redhat.com>
397 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
399 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
400 * config/bfin/t-bfin-linux (generated_files): Add
401 linux-sysroot-suffix.h.
402 * doc/install.texi (Prerequisites): Require make 3.80.
403 * doc/sourcebuild.texi (Front End Directory): Document new
405 * Makefile.in (generated_files): New variable.
406 (ALL_HOST_OBJS): New variable.
407 ($(ALL_HOST_OBJS)): New target.
409 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
411 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
412 (remap_block): Call id->transform_lang_insert_block instead
414 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
415 Set id.transform_lang_insert_block to NULL.
416 (clone_body): Move to cp/optimize.c
417 * tree-inline.h (struct copy_body_data): Change
418 transform_lang_insert_block to function pointer.
419 (copy_generic_body, copy_decl_no_change): Export.
420 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
421 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
422 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
424 * c-tree.h (insert_block): Kill.
425 * c-decl.c (insert_block): Kill.
427 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
429 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
430 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
431 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
433 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
434 argument, call {push,pop}_function_context from here.
435 * c-parser.c: Use c_{push,pop}_function_context.
437 * function.c (push_function_context_to): Move meat ...
438 (push_function_context): ... here. Simplify.
439 * function.c (pop_function_context_from): Move meat ...
440 (pop_function_context): ... here. Simplify.
441 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
443 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
444 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
445 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
446 * tree.h (push_function_context_to, pop_function_context_from): Remove.
448 2008-04-03 Ben Elliston <bje@au.ibm.com>
450 * expmed.c (extract_force_align_mem_bit_field): Remove.
452 2008-04-03 Richard Guenther <rguenther@suse.de>
455 * expr.h (try_casesi): Adjust prototype.
456 * expr.c (try_casesi): Take fallback label as extra parameter.
457 Use that for gen_casesi if default_label is NULL.
458 * stmt.c (expand_case): Pass fallback label to try_casesi,
459 make sure to fill gaps with a fallback label if default_label
462 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
465 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
467 2008-04-03 Ben Elliston <bje@au.ibm.com>
469 * expmed.c (extract_split_bit_field): Remove if (0) code.
470 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
471 (do_ds_constraint): Likewise.
473 2008-04-02 Joseph Myers <joseph@codesourcery.com>
475 * doc/cppopts.texi (-dU): Document.
476 * c-common.h (flag_dump_macros): Update comment.
477 * c-opts.c (handle_OPT_d): Handle -dU.
478 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
479 dump_queued_macros, cb_used_define, cb_used_undef): New.
480 (init_pp_output): Handle -dU.
481 (cb_line_change): Call dump_queued_macros.
482 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
484 2008-04-02 Anatoly Sokolov <aesok@post.ru>
486 * config/avr/predicates.md (io_address_operand): New predicate.
487 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
488 * config/avr/avr.c (avr_io_address_p): Remove function.
489 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
490 'avr_io_address_p' function.
491 (out_movhi_r_mr): (Ditto.).
492 (out_movqi_mr_r): (Ditto.).
493 (out_movhi_mr_r): (Ditto.).
494 (avr_address_cost): (Ditto.).
496 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
498 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
499 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
500 in 32bit mode when XMM registers are available to avoid store
502 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
503 corresponding post-reload splitters.
505 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
507 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
508 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
509 __builtin_ia32_roundss.
510 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
511 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
512 __builtin_ia32_roundss.
513 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
514 IX86_BUILTIN_SHUFPD here.
516 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
518 * config/i386/i386.md (plogic): New.
519 (plogicprefix): Likewise.
521 * config/i386/mmx.md (mmx_<code><mode>3): New.
522 (mmx_and<mode>3): Removed.
523 (mmx_ior<mode>3): Likewise.
524 (mmx_xor<mode>3): Likewise.
526 * config/i386/sse.md (<code><mode>3): New.
527 (*<code><mode>3): Likewise.
528 (*<code><mode>3): Likewise.
529 (<code><mode>3): Likewise.
530 (*sse_<code><mode>3): Likewise.
531 (*sse2_<code><mode>3): Likewise.
532 (<code>tf3): Likewise.
533 (*<code>tf3): Likewise.
534 (and<mode>3): Likewise.
535 (*and<mode>3): Likewise.
536 (ior<mode>3): Removed.
537 (*ior<mode>3): Likewise.
538 (xor<mode>3): Likewise.
539 (*xor<mode>3): Likewise.
540 (*and<mode>3): Likewise.
541 (*ior<mode>3): Likewise.
542 (*xor<mode>3): Likewise.
543 (and<mode>3): Likewise.
544 (*sse_and<mode>3): Likewise.
545 (*sse2_and<mode>3): Likewise.
548 (ior<mode>3): Likewise.
549 (*sse_ior<mode>3): Likewise.
550 (*sse2_ior<mode>3): Likewise.
553 (xor<mode>3): Likewise.
554 (*sse_xor<mode>3): Likewise.
555 (*sse2_xor<mode>3): Likewise.
559 2008-04-02 Richard Guenther <rguenther@suse.de>
561 PR tree-optimization/14495
562 PR tree-optimization/34793
563 * tree-vrp.c (struct switch_update): New structure.
564 (to_remove_edges, to_update_switch_stmts): New VECs.
565 (simplify_switch_using_ranges): New function. Remove not taken
566 case labels and edges.
567 (simplify_stmt_using_ranges): Call it.
568 (identify_jump_threads): Mark edges we have queued for removal
569 so we don't thread them.
570 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
572 * tree-cfg.c (group_case_labels): Deal with missing default label.
573 (tree_verify_flow_info): Allow missing default label.
574 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
575 (emit_case_nodes): Likewise.
576 (expand_case): Do not rely on the default label to be present.
577 * expr.c (try_casesi): Deal with NULL default_label.
578 (do_tablejump): Likewise.
580 2008-04-02 Richard Guenther <rguenther@suse.de>
582 PR tree-optimization/14495
583 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
585 (vrp_visit_switch_stmt): ... but here (new function).
586 (find_case_label_index): New helper function.
587 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
589 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
591 * fwprop.c: Fix ISO-C99ism.
593 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
596 * Makefile.in (objdir): Set it here.
597 * configure.ac: Not here. Find dynamic linker characteristics.
598 * exec-tool.in: Use them.
599 * aclocal.m4: Regenerate.
600 * configure: Regenerate.
602 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
604 * expr.c (expand_var): Delete it.
605 * expr.h (expand_var): Delete prototype.
606 * function.c (expand_function_start): Use expand_decl instead.
607 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
610 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
612 PR rtl-optimization/35542
613 * fwprop.c (forward_propagate_and_simplify): Replace
614 loc_reg_mentioned_in_p with reg_mentioned_p.
616 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
618 PR rtl-optimization/35281
619 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
620 (propagate_rtx_1): Handle PR_HANDLE_MEM.
621 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
622 (varying_mem_p): Move above propagate_rtx.
623 (all_uses_available_at): Do not check MEMs.
625 2008-04-02 Rafael Espindola <espindola@google.com>
627 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
628 (register_edge_assert_for_2): Split the cond argument.
629 (register_edge_assert_for_1): Adjust for the change in
630 register_edge_assert_for_2.
631 (register_edge_assert_for): Split the cond argument.
632 (find_switch_asserts): Adjust for the change in
633 register_edge_assert_for.
635 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
637 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
638 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
639 offsets for 64-bit mingw.
640 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
641 abi for x86_64-pc-mingw.
643 2008-04-02 Richard Guenther <rguenther@suse.de>
645 * tree-vrp.c (extract_range_from_assert): Make sure to not
646 produce range min/max with TREE_OVERFOW set.
647 If merging a anti-range and a range keep the anti-range if
648 the range covers all values of the type.
649 (register_edge_assert_for_2): Only allow sign-changing
650 conversions in detecting canonical range checks. Also
651 register an assert for the unsigned name if useful.
653 PR tree-optimization/35787
654 * tree-vrp.c (vrp_val_max): New function.
655 (vrp_val_min): Likewise.
656 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
657 (vrp_val_is_min): Likewise.
658 (supports_overflow_infinity): Use vrp_val_{min,max}.
659 (negative_overflow_infinity): Likewise.
660 (positive_overflow_infinity): Likewise.
661 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
662 (is_positive_overflow_infinity): Likewise.
663 (is_overflow_infinity): Likewise.
664 (avoid_overflow_infinity): Use vrp_val_{min,max} and
665 vrp_val_is_{min,max}.
666 (set_and_canonicalize_value_range): Canonicalize anti-ranges
667 to ranges if possible. Avoid empty ranges.
669 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
672 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
673 the expression is a function address.
675 2008-04-01 George Helffrich <george@gcc.gnu.org>
677 PR fortran/PR35154, fortran/PR23057
678 * fortran/trans-common.c (create_common): Add decl to function
679 chain to preserve identifier scope in debug output.
681 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
682 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
683 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
684 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
686 (dbxout_syms): Check for COMMON-based symbol and wrap in
687 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
688 in bracket for efficiency.
690 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
691 using DW_TAG_common_block + member offset.
692 (add_pubname_string): New function.
693 (dw_expand_expr): New function to find block name and offset for
695 (common_check): New function to check whether symbol in Fortran COMMON.
696 (gen_variable_die): If COMMON, use DW_TAG_common_block.
698 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
699 use of common is unchanged.
701 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
702 with all combinations of debug options available on target.
703 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
704 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
705 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
706 .stabs functionality.
707 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
710 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
713 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
715 2008-04-02 Ben Elliston <bje@au.ibm.com>
717 * config/v850/v850.md (casesi): Remove if (0) code.
718 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
719 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
721 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
723 * config/i386/i386.md (rex64suffix): New mode attribute.
724 (floathi<mode>2): Disable expander for SSE math.
725 (*floathi<mode>2_1): New insn insn_and_split pattern.
726 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
727 corresponding post-reload splitters.
728 (*floathi<mode>2_i387): New macroized insn pattern.
729 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
730 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
731 insn_and_split pattern.
732 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
733 New macroized instruction patterns and corresponding post-reload
735 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
736 and corresponding post-reload splitters.
737 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
738 New macroized instruction patterns.
739 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
740 macroized instruction patterns and corresponding post-reload splitters.
741 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
742 corresponding post-reload splitters.
743 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
744 New macroized instruction patterns.
745 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
746 corresponding post-reload splitters.
747 (*floatsi<mode>2_i387): New macroized instruction patterns.
749 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
751 * config/i386/i386.md (smaxmin): New.
753 (maxminiprefix): Likewise.
754 (maxminfprefix): Likewise.
755 (<code><mode>3): Likewise.
756 (smin<mode>3): Removed.
757 (smax<mode>3): Likewise.
759 * config/i386/mmx.md (mmx_<code>v2sf3): New.
760 (mmx_<code>v4hi3): Likewise.
761 (mmx_<code>v8qi3): Likewise.
762 (mmx_smaxv2sf3): Removed.
763 (mmx_sminv2sf3): Likewise.
764 (mmx_umaxv8qi3): Likewise.
765 (mmx_smaxv4hi3): Likewise.
766 (mmx_uminv8qi3): Likewise.
767 (mmx_sminv4hi3): Likewise.
769 * config/i386/sse.md (<addsub><mode>3): New.
770 (*<addsub><mode>3): Likewise.
771 (<sse>_vm<addsub><mode>3): Likewise.
772 (<maxmin><mode>3): Likewise.
773 (*<maxmin><mode>3_finite): Likewise.
774 (*<maxmin><mode>3): Likewise.
775 (<sse>_vm<maxmin><mode>3): Likewise.
776 (sse3_h<addsub>v4sf3): Likewise.
777 (sse3_h<addsub>v2df3): Likewise.
778 (<maxmin>v16qi3): Likewise.
779 (*<maxmin>v16qi3): Likewise.
780 (<maxmin>v8hi3): Likewise.
781 (*<maxmin>v8hi3): Likewise.
782 (*sse4_1_<maxmin><mode>3): Likewise.
783 (*sse4_1_<maxmin><mode>3): Likewise.
784 (add<mode>3): Removed.
785 (*add<mode>3): Likewise.
786 (<sse>_vmadd<mode>3): Likewise.
787 (sub<mode>3): Likewise.
788 (*sub<mode>3): Likewise.
789 (<sse>_vmsub<mode>3): Likewise.
790 (smin<mode>3): Likewise.
791 (*smin<mode>3_finite): Likewise.
792 (*smin<mode>3): Likewise.
793 (<sse>_vmsmin<mode>3): Likewise.
794 (smax<mode>3): Likewise.
795 (*smax<mode>3_finite): Likewise.
796 (*smax<mode>3): Likewise.
797 (<sse>_vmsmax<mode>3): Likewise.
798 (sse3_haddv4sf3): Likewise.
799 (sse3_haddv2df3): Likewise.
800 (sse3_hsubv4sf3): Likewise.
801 (sse3_hsubv2df3): Likewise.
802 (umaxv16qi3): Likewise.
803 (*umaxv16qi3): Likewise.
804 (smaxv8hi3): Likewise.
805 (*smaxv8hi3): Likewise.
806 (*sse4_1_smax<mode>3): Likewise.
807 (*sse4_1_umax<mode>3): Likewise.
808 (uminv16qi3): Likewise.
809 (*uminv16qi3): Likewise.
810 (sminv8hi3): Likewise.
811 (*sminv8hi3): Likewise.
812 (*sse4_1_smin<mode>3): Likewise.
813 (*sse4_1_umin<mode>3): Likewise.
815 2008-04-01 Rafael Espindola <espindola@google.com>
817 * tree-cfg.c (verify_expr): remove in_phi.
818 (verify_stmt): Don't call walk_tree with verify_expr. Use
819 is_gimple_min_invariant instead of is_gimple_val.
821 2008-04-01 Joseph Myers <joseph@codesourcery.com>
823 * doc/include/gpl_v3.texi: Update for manpage generation.
824 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
826 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
827 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
828 gpl_v3.texi instead of gpl.texi.
831 2008-04-01 Jakub Jelinek <jakub@redhat.com>
834 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
836 2008-04-01 Rafael Espindola <espindola@google.com>
838 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
839 (extract_code_and_val_from_cond): Use
840 extract_code_and_val_from_cond_with_ops.
842 2008-04-01 Jan Hubicka <jh@suse.cz>
844 * function.c (free_after_compilation): Free epilogue_delay_list.
845 (prepare_function_start): Assert that previous compilation was freed.
847 2008-04-01 Jan Hubicka <jh@suse.cz>
848 Jim Wilson <wilson@tuliptree.org>
849 Andreas Tobler <andreast@gcc.gnu.org>
852 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
853 rtl.emit instead cfun->emit.
854 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
855 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
857 2008-04-01 Ben Elliston <bje@au.ibm.com>
859 * doc/c-tree.texi (Function Basics): Fix grammatical error.
861 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
863 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
865 (fprofile-use): Add var flag_profile_use
866 * coverage.c (coverage_begin_output): Do not open a gcno file for
867 output only if -ftest-coverage is set.
868 Do not add getpwd() to gcda file path.
869 (build_gcov_info): Check the new flag
870 flag_profile_datafile_relative_path.
871 (coverage_init): Use profile_data_prefix.
872 Read profile counter only if flag_profile_use is set.
873 * opts.c (common_handle_option): New option fprofile-use=,
874 fprofile-dir=, fprofile-generate=.
875 * toplev.c (profile_data_prefix): New variable definition.
876 * toplev.h (profile_data_prefix): New declaration.
877 * doc/invoke.tex (Option Summary, Optimization Options):
880 2008-03-31 James E. Wilson <wilson@tuliptree.org>
882 * varasm.c (output_constant_pool_1): In LABEL_REF check,
883 use tmp consistently.
886 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
887 * config/ia64/ia64.c (rtx_needs_barrier): Handle
888 UNSPEC_FR_RECIP_APPROX_RES.
889 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
891 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
894 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
896 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
899 * fold-const.c (fold_indirect_ref_1): Support accessing non first
900 element of the vector via a pointer.
902 2008-03-31 Ian Lance Taylor <iant@google.com>
904 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
906 2008-03-31 Jan Hubicka <jh@suse.cz>
908 * builtins.c (expand_builtin_setjmp_receiver): Update call of
909 get_arg_pointer_save_area.
910 * expr.c (init_expr): Just clear out rtl.expr.
911 * function.c (free_after_compilation): Clear out whole RTL structure.
912 (get_func_frame_size): Merge into ...
913 (get_frame_size): ... this one.
914 (assign_stack_local_1): Merge into ...
915 (assign_stack_local): ... this one.
916 (expand_function_end): Update call of get_arg_pointer_save_area.
917 (get_art_pointer_save_area): Remove cfun argument.
918 * function.h (emit_status): regno_pointer_align does not need length
919 attribute. Move x_regno_reg_rtx to ...
920 (regno_reg_rtx): ... new global array.
921 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
922 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
923 apply_args_value, forced_labels, stack_pointer_delta):
925 (struct varasm_status): Move here from varasm.c
926 (struct rtl_data): New. Move here some fields from struct function.
927 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
928 frame_offset, stack_check_probe_note, arg_pointer_save_area,
929 used_temp_slots avail_temp_slots, temp_slot_level,
930 nonlocal_goto_handler_labels): Update accesstors.
931 (rtl): New global variable.
932 (struct function): Move some fileds to rtl_data.
933 (get_arg_pointer_save_area): Update prototype.
934 * emit-rtl.c (rtl): Declare.
935 (regno_reg_rtx): Declare.
936 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
938 (gen_reg_rtx): Update.
939 (init_virtual_regs): Do not tate emit_status argument.
940 (init_emit): Do not allocate emit.
941 * varasm.c (varasm_statuc): Move to function.h.
942 (n_deferred_constatns): Update accestor.
943 (init_varasm_status): Do not allocate varasm_status.
944 (force_const_mem, get_pool_size, output_constant_pool): Update.
945 * stmt.c (force_label_rtx): Do not use x_ prefixes.
946 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
948 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
950 PR rtl-optimization/35729
951 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
954 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
957 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
958 load/store if memory is unaligned.
959 (*movti_rex64): Likewise.
961 * config/i386/predicates.md (misaligned_operand): New.
963 2008-03-31 Andrew Pinski <pinskia@gmail.com>
966 * tree-ssa-phiopt.c (conditional_replacement): Return early for
969 2008-03-31 Jan Beulich <jbeulich@novell.com>
971 * config/ia64/constraints.md: Add 'j' constraint.
972 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
973 (movdi_internal): Likewise.
975 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
978 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
980 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
983 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
984 proper error message for the third argument on blendpd and
987 * config/i386/sse.md (blendbits): New.
988 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
990 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
992 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
994 2008-03-30 Richard Guenther <rguenther@suse.de>
997 * fold-const.c (fold_sign_changed_comparison): Do leave
998 conversions to base-types alone.
1000 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1002 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
1003 the link register if one altivec register is be saved.
1005 2008-03-30 Ben Elliston <bje@au.ibm.com>
1007 * final.c (final_scan_insn): Remove if (0) code.
1009 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
1011 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
1013 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
1015 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
1016 of V4SFmode to ix86_binary_operator_ok.
1018 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
1020 * config/i386/i386.c (override_options): Initialize
1021 ix86_veclib_handler to ix86_veclibabi_svml when
1022 -mveclibabi=svml is used.
1023 (ix86_veclibabi_svml): New function for SVML ABI style
1024 vectorization support.
1025 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
1027 2008-03-28 Rafael Espindola <espindola@google.com>
1029 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
1030 (tree_binary_nonnegative_warnv_p): Make it public.
1031 (tree_single_nonnegative_warnv_p): Make it public.
1032 (tree_invalid_nonnegative_warnv_p): Make it public.
1033 (tree_unary_nonzero_warnv_p): Make it public.
1034 (tree_binary_nonzero_warnv_p): Make it public
1035 (tree_single_nonzero_warnv_p): Make it public.
1036 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
1037 (extract_range_from_binary_expr): Split the expr argument.
1038 (extract_range_from_unary_expr): Split the expr argument.
1039 (extract_range_from_comparison): Split the expr argument.
1040 (extract_range_from_expr): Use the new aux functions.
1041 (vrp_evaluate_conditional_warnv): Use
1042 vrp_evaluate_conditional_warnv_with_ops.
1043 * tree.h (tree_unary_nonzero_warnv_p): Declare.
1044 (tree_binary_nonzero_warnv_p): Declare.
1045 (tree_single_nonzero_warnv_p): Declare.
1046 (tree_expr_nonzero_warnv_p): Declare.
1047 (tree_unary_nonnegative_warnv_p): Declare.
1048 (tree_binary_nonnegative_warnv_p): Declare.
1049 (tree_single_nonnegative_warnv_p): Declare.
1050 (tree_invalid_nonnegative_warnv_p): Declare.
1052 2008-03-28 Richard Guenther <rguenther@suse.de>
1054 PR tree-optimization/30317
1055 PR tree-optimization/30911
1056 PR tree-optimization/34793
1057 * tree-vrp.c (set_and_canonicalize_value_range): New function.
1058 (struct assert_locus_d): New member EXPR.
1059 (register_new_assert_for): Add EXPR parameter to support
1060 ASSERT_EXPR <name, expr OP limit>.
1061 (register_edge_assert_for_1): Adjust callers.
1062 (find_assert_locations): Likewise.
1063 (process_assert_insertions_for): Build condition from expression.
1064 (extract_range_from_assert): Handle ASSERT_EXPRs
1065 of the form ASSERT_EXPR <name, expr OP limit>.
1066 (register_edge_assert_for_2): New helper registering
1067 asserts for comparisons. Recognize range tests of the form
1068 (unsigned)i - CST1 OP CST2.
1069 (register_edge_assert_for_1): Use it.
1070 (register_edge_assert_for): Likewise.
1071 (needs_overflow_infinity): Integer sub-types
1072 do not need overflow infinities.
1073 (vrp_val_is_max): The extreme values of integer sub-types
1074 are those of the base type.
1075 (vrp_val_is_min): Likewise.
1076 * tree.def (ASSERT_EXPR): Document extra allowed conditional
1079 2008-03-28 Nick Clifton <nickc@redhat.com>
1081 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1082 Return GENERAL_REGS for stack adjustment reloads.
1084 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1087 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
1088 const_vector when all the vectors are constant.
1090 2008-03-27 Bob Wilson <bob.wilson@acm.org>
1092 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
1094 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
1095 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
1097 (s<code>_sf): Use new scc_sf attribute for opcode names.
1099 2008-03-27 Tom Tromey <tromey@redhat.com>
1101 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
1102 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
1103 config/spu/t-spu-elf, config/i386/t-interix,
1104 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
1105 config/i386/x-darwin, config/i386/x-mingw32,
1106 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
1107 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
1108 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
1109 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
1110 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
1111 config/rs6000/x-darwin, config/rs6000/t-rs6000,
1112 config/score/t-score-elf, config/arm/t-strongarm-pe,
1113 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
1114 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
1115 Revert automatic dependency patch.
1117 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
1120 * config/i386/i386.c (ix86_function_arg_boundary): Align
1121 decimal floating point to its natural boundary.
1123 2008-03-27 Richard Guenther <rguenther@suse.de>
1126 * fold-const.c (fold_comparison): Restrict distinct decl
1127 comparison folding to VAR_DECLs and PARM_DECLs. Do not
1128 solely rely on operand_equal_p.
1130 2008-03-27 Richard Guenther <rguenther@suse.de>
1133 * c-common.c (handle_weak_attribute): Reject combination of
1136 2008-03-27 Richard Guenther <rguenther@suse.de>
1138 PR tree-optimization/32810
1139 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
1140 conversions from DECL_INITIAL.
1141 (fold_const_aggregate_ref): Likewise from constructor elements.
1143 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
1145 * tree-affine.h (aff_combination_expand): Declare.
1146 (get_inner_reference_aff): Likewise.
1147 * tree-affine.c (aff_combination_expand): Split out from
1148 tree_to_aff_combination_expand.
1149 (get_inner_reference_aff): New function.
1150 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
1151 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
1152 (struct lim_aux_data): sm_done field removed.
1153 (mem_ref_loc_p, mem_ref_locs_p): New types.
1154 (struct mem_ref): Added id, stored, accesses_in_loop,
1155 indep_loop, dep_loop, indep_ref, dep_ref fields.
1156 Removed is_stored, locs and next fields.
1157 (memory_accesses): New variable.
1158 (movement_possibility): Do not allow moving statements
1159 that store to memory.
1160 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
1162 (determine_max_movement): For statements with memory references,
1163 find the outermost loop in that the reference is independent.
1164 (move_computations_stmt): Mark the virtual operands for renaming.
1165 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
1166 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
1167 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
1168 add_vop_ref_mapping, create_vop_ref_mapping_loop,
1169 create_vop_ref_mapping, analyze_memory_references,
1170 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
1171 get_all_locs_in_loop, ref_always_accessed_p,
1172 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
1173 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
1174 store_motion_loop, store_motion): New functions.
1175 (struct vop_to_refs_elt): New type.
1176 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
1177 memref_hash, memref_eq, hoist_memory_references): Rewritten.
1178 (schedule_sm): Replaced by...
1179 (execute_sm): ... this.
1180 (determine_lsm_ref, hoist_memory_references,
1181 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
1182 find_more_ref_vops, free_mem_ref, free_mem_refs,
1183 determine_lsm_loop, determine_lsm): Removed.
1184 (tree_ssa_lim_finalize): Free data structures used by store motion.
1185 (tree_ssa_lim): Call analyze_memory_references. Use
1186 store_motion instead of determine_lsm.
1188 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1190 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
1191 rename tmake_file to m68hc11/t-m68hc11.
1192 (mcore): Set inhibit_libc to true.
1193 * config.host (alpha*-dec-*vms*): Set extra_programs.
1194 (interix3*): Don't use host_xmake_file.
1195 * configure.ac: Let config.gcc override inhibit_libc.
1196 * configure: Regenerate.
1198 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
1199 * config/t-openbsd-thread: Remove commented out lines.
1201 * config/x-interix: Remove.
1203 * config/m68hc11/t-m68hc11-gas: Rename to...
1204 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
1206 * config/mcore/t-mcore: Remove T_CFLAGS.
1207 * config/mcore/t-mcore-pe: Likewise.
1209 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1211 * configure.ac: Replace custom __GNU_SOURCE test with
1212 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
1213 * aclocal.m4: Regenerate.
1214 * configure: Regenerate.
1215 * config.in: Regenerate.
1217 2008-03-27 Richard Guenther <rguenther@suse.de>
1219 * fold-const.c (target.h): Include.
1220 (fold_comparison): Fold comparison of addresses of decls
1221 that bind locally or of constants. Consolidate address folding code.
1222 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
1223 results from fold_binary_to_constant.
1224 (compare_values_warnv): Likewise.
1226 2008-03-27 Andrew Pinski <pinskia@gmail.com>
1229 * fold-const.c (fold_truthop): Check for integeral types when folding
1230 a == 0 && b == 0 and a != 0 || b != 0 .
1232 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
1234 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
1236 2008-03-26 Andreas Schwab <schwab@suse.de>
1238 * doc/invoke.texi: Fix use of @item vs. @itemx.
1240 2008-03-26 Tom Tromey <tromey@redhat.com>
1242 * Makefile.in (build/gensupport.o, build/print-rtl.o,
1243 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
1244 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
1245 build/gencodes.o, build/genconditions.o, build/genconfig.o,
1246 build/genconstants.o, build/genemit.o, build/genextract.o,
1247 build/genflags.o, build/genmddeps.o, build/genopinit.o,
1248 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
1251 2008-03-26 Richard Guenther <rguenther@suse.de>
1254 2008-03-26 Richard Guenther <rguenther@suse.de>
1256 * fold-const.c (target.h): Include.
1257 (fold_comparison): Fold comparison of addresses of two decls
1258 that bind locally. Consolidate address folding code.
1260 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1262 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
1263 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
1264 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
1265 dconstsqrt2, dconstthird, dconste and/or dconst10.
1266 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
1267 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
1268 dconstsqrt2, dconste): Delete.
1269 (init_emit_once): Likewise. Simplify initializing dconstm1.
1271 * real.c (get_real_const): New.
1272 * real.h (dconst3, dconst10, dconstm2, dconstthird,
1273 dconstsqrt2, dconste): Delete.
1274 (real_value_const, get_real_const): New.
1276 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
1278 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
1280 * config/i386/i386.c (ix86_function_arg_boundary): Check
1281 BIGGEST_ALIGNMENT instead of 128.
1282 (setup_incoming_varargs_64): Likewise.
1284 2008-03-26 Tom Tromey <tromey@redhat.com>
1286 * Makefile.in (DEPFILES): Add missing '/'.
1288 2008-03-26 Richard Guenther <rguenther@suse.de>
1290 * fold-const.c (target.h): Include.
1291 (fold_comparison): Fold comparison of addresses of two decls
1292 that bind locally. Consolidate address folding code.
1294 2008-03-26 Nick Clifton <nickc@redhat.com>
1297 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
1298 not allow INT+INT as a legitimate addressing mode.
1300 2008-03-26 Richard Guenther <rguenther@suse.de>
1302 * tree-flow.h (widen_bitfield): Remove declaration.
1303 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
1304 (widen_bitfield): Remove function.
1305 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
1308 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1311 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
1314 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
1316 PR rtl-optimization/35232
1317 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
1318 (forget_old_reloads_1, forget_marked_reloads): Don't clear
1319 reg_reloaded_call_part_clobbered here.
1320 (reload_regs_reach_end_p): New function.
1321 (reload_reg_rtx_for_input): New variable.
1322 (reload_reg_rtx_for_output): Likewise.
1323 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
1324 when reassigning a pseudo register. Load reloadreg from
1325 reload_reg_rtx_for_input, moving the mode and register
1327 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1328 instead of the original when deciding whether an input reload
1329 would be a no-op or whether an output reload can be deleted.
1330 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1331 when setting up new_spill_reg_store. Load it from
1332 reload_reg_rtx_for_output, moving the mode and register
1334 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1335 instead of the original when deciding whether an output reload
1336 would be a no-op. Do the same when modifying insn notes.
1337 Use rtx_equal_p instead of == to compare the registers.
1338 (inherit_piecemeal_p): Take a mode and two register numbers
1340 (emit_reload_insns): Clear new_spill_reg_store for every hard
1341 register in the reload register. Remove spill registers
1342 from reg_reloaded_valid before considering whether to record
1343 inheritance information for them. Use reload_reg_rtx_for_output
1344 instead of reg_rtx when recording output reloads. Use
1345 reload_reg_rtx_for_input instead of reg_rtx when recording
1346 input reloads. Set or clear reg_reloaded_call_part_clobbered
1347 at the same time as setting reg_reloaded_valid.
1348 (delete_output_reload): Add a new_reload_reg parameter and use it
1349 instead of rld[j].reg_rtx.
1350 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1353 2008-03-25 Tom Tromey <tromey@redhat.com>
1355 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1356 (build/genattr.o): Likewise.
1357 (build/genattrtab.o): Likewise.
1358 (build/gencodes.o): Likewise.
1359 (build/genconfig.o): Likewise.
1360 (build/genconstants.o): Likewise.
1361 (build/genemit.o): Likewise.
1362 (build/genextract.o): Likewise.
1363 (build/genflags.o): Likewise.
1365 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1367 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1368 instead of size_int for integer types.
1369 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1370 to match type of MINUS_EXPR.
1372 2008-03-25 Tom Tromey <tromey@redhat.com>
1374 * configure: Rebuilt.
1375 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1378 2008-03-25 Tom Tromey <tromey@redhat.com>
1380 * config/x-solaris (host-solaris.o): Update.
1381 * config/x-linux (host-linux.o): Update.
1382 * config/x-hpux (host-hpux.o): Update.
1383 * config/x-darwin (host-darwin.o): Update.
1384 * config/v850/t-v850e (v850-c.o): Update.
1385 * config/v850/t-v850 (v850-c.o): Update.
1386 * config/t-vxworks (vxworks.o): Update.
1387 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1388 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1389 * config/spu/t-spu-elf (spu-c.o): Update.
1391 * config/sh/t-symbian (sh-c.o): Update.
1392 (symbian.o): Update.
1393 * config/sh/t-sh (sh-c.o): Update.
1394 * config/score/t-score-elf (score7.o, score3.o): Update.
1395 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1396 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1397 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1398 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1400 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1401 * config/m32c/t-m32c (m32c-pragma.o): Update.
1402 * config/ia64/t-ia64 (ia64-c.o): Update.
1403 * config/i386/x-mingw32 (host-mingw32.o): Update.
1404 * config/i386/x-i386 (driver-i386.o): Update.
1405 * config/i386/x-darwin (host-i386-darwin.o): Update.
1406 * config/i386/x-cygwin (host-cygwin.o): Update.
1407 * config/i386/t-nwld (nwld.o): Update.
1408 * config/i386/t-netware (netware.o): Update.
1409 * config/i386/t-interix (winnt.o): Update.
1410 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1411 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1412 msformat-c.o): Update.
1413 * config/bfin/t-bfin-linux (generated_files): Add
1414 linux-sysroot-suffix.h.
1415 * config/arm/t-wince-pe (pe.o): Update.
1416 * config/arm/t-strongarm-pe (pe.o): Update.
1417 * config/arm/t-pe (pe.o): Update.
1418 * config/arm/t-arm (arm-c.o): Update.
1419 * doc/install.texi (Prerequisites): Require make 3.80.
1420 * Makefile.in: Remove .o targets.
1421 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1422 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1423 (simple_generated_h, simple_generated_c): Move earlier.
1424 (generated_files): New variable.
1425 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1426 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1427 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1428 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1429 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1430 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1431 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1432 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1433 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1434 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1435 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1436 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1438 (COMPILE.base, COMPILE): New variables.
1439 (%.o): New pattern rule.
1440 (ALL_HOST_OBJS): New variable.
1441 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1442 (dummy-checksum.o, cc1-checksum.o): Remove.
1443 (DRIVER_SHLIB): New variable.
1444 (DRIVER_DEFINES): Use it.
1445 (gencondmd.c): Move out of build/.
1446 (s-conditions): Update.
1447 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1448 (ALL_BUILD_OBJS): Likewise.
1449 (build/%.o): Use BUILDCOMPILE.
1450 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1451 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1452 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1453 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1454 build/genconfig.o, build/genconstants.o, build/genemit.o,
1455 build/genextract.o, build/genflags.o, build/genmddeps.o,
1456 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1457 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1458 build/gen-protos.o, build/scan.o, build/fix-header.o,
1459 build/scan-decls.o): Simplify.
1460 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1461 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1462 prefix.o, toplev.o): Reduce to variable setting.
1463 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1464 ($(out_object_file), gcc-options.o): New targets.
1465 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1466 * configure: Rebuilt.
1467 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1468 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1470 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1472 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1473 complain when we hit an error, return ERROR_MARK_NODE.
1475 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1477 * config/sh/constraints.md (Pso, Psz): New constraints.
1478 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1479 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1481 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1483 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1484 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1486 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1488 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1489 (prefetch_sh2a): New.
1491 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1492 Naveen.H.S <naveen.hs@kpitcummins.com>
1494 * config/sh/constraints.md (I28): New constraint.
1495 * config/sh/sh.c (broken_move): Add support for movi20s.
1496 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1498 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1499 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1500 Naveen.H.S <naveen.hs@kpitcummins.com>
1502 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1503 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1504 (print_operand): Handle resbank in %@ operand code.
1505 (sh_encode_section_info): New.
1506 (push_regs): Add conditions for resbank.
1507 (sh_expand_epilogue): Likewise.
1508 (sh_insert_attributes): Likewise.
1509 (sh_attribute_table): Likewise.
1510 (sh_handle_resbank_handler_attribute): New.
1511 (sh2a_handle_function_vector_handler_attribute): New.
1512 (sh2a_is_function_vector_call): New.
1513 (sh2a_get_function_vector_number): New.
1514 (sh2a_function_vector_p): New.
1515 (sh_cfun_resbank_handler_p): New.
1516 * config/sh/sh.md (calli): Emit jsr/n if possible.
1517 (calli_tbr_rel): New.
1518 (calli_pcrel): Emit jsr/n if possible.
1519 (return_i): Emit rts/n if possible.
1520 (call_valuei_tbr_rel): New.
1521 (call_valuei_pcrel): Add condition for SH2A target.
1522 (call_value): Likewise.
1523 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1524 (sh2a_get_function_vector_number): Likewise.
1525 (sh2a_is_function_vector_call): Likewise.
1526 * doc/extend.texi: Document TBR relative addressing of SH2A.
1527 (resbank): Add description for SH2A.
1529 2008-03-24 Richard Guenther <rguenther@suse.de>
1532 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1533 pointer assignments change conversions according to middle-end rules.
1534 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1535 * configure.ac: Include type checking in yes.
1536 * configure: Regenerate.
1538 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1540 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1541 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1543 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1545 * gthr-vxworks.h (UNUSED): Define.
1547 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1549 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1551 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1553 * doc/extend.texi (Function Attributes): Add missing comma in the
1554 example of the "alloc_size" attribute.
1556 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1559 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1561 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1564 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1567 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1568 of the underlying type of a MS bitfield layout to the natural
1569 alignment of the type.
1571 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1573 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1574 to their natural alignment to avoid store forwarding stalls.
1576 2008-03-22 Richard Guenther <rguenther@suse.de>
1578 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1579 For PHI nodes verify the address is invariant.
1580 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1581 (get_symbol_constant_value): Use is_gimple_min_invariant.
1582 (maybe_fold_stmt_indirect): Likewise.
1584 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1586 PR rtl-optimization/33927
1587 * Makefile.in (dse.o): Depend on $(TM_P_H).
1588 * expr.h (extract_low_bits): Declare.
1589 * expmed.c (extract_low_bits): New function.
1590 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1591 * dse.c: Include tm_p.h.
1592 (find_shift_sequence): Remove the read_reg argument and return the
1593 read value. Emit the instructions instead of returning them.
1594 Iterate on new_mode rather than calculating it each time.
1595 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1596 source to NEW_MODE and extract_low_bits to convert the shifted
1598 (replace_read): Allow the load and store to have different mode
1599 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1600 or extraction instructions before trying the replacement. Update
1601 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1603 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1605 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1606 to their natural alignment to avoid store forwarding stalls.
1608 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1611 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1612 encouraging but not allowing gprs for input;
1613 change the input constraint to !f#r.
1614 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1616 change the output constraint to !f#r.
1618 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1621 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1622 corresponding post-reload splitters.
1623 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1624 when x87 FP math is selected.
1625 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1626 New function prototype.
1627 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1628 unreachable function to ease macroization of insn patterns.
1630 2008-03-21 Martin Jambor <mjambor@suse.cz>
1632 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1633 reference dumps if ddr is NULL or dependence is unknown.
1635 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1637 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1638 unsigned extension into account.
1639 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1640 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1641 Do computations on a scratch register.
1643 2008-03-21 Richard Guenther <rguenther@suse.de>
1645 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1646 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1647 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1648 * tree-ssa-dom.c (record_equality): Likewise.
1649 * tree-inline.c (copy_body_r): Likewise.
1650 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1653 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1655 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1656 as 'delete_unused' argument.
1658 2008-03-20 Richard Guenther <rguenther@suse.de>
1660 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1661 special casing of constant qualifiers.
1662 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1663 care about them in general.
1664 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1665 regardless of their type.
1666 (fold_stmt_r): Forcefully fold *& if we end up with that.
1668 2008-03-20 Paul Brook <paul@codesourcery.com>
1670 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1671 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1673 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1675 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1676 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1678 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1680 * common.opt (Wmudflap): New option.
1681 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1682 (mx_register_decls): Likewise.
1683 (mudflap_finish_file): Likewise.
1684 * doc/invoke.texi: Document -Wno-mudflap.
1686 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1688 * c-format.c (replace_format_name_to_system_name): New.
1690 (convert_format_name_to_system_name): New.
1691 (decode_format_attr): Add use of convert_format_name_to_system_name.
1692 (format_types_orig): Add gnu_ prefix to names.
1693 (check_format_info_main): Special treating of \0 escaped names for
1694 supporting multi-character format specifiers as I32, I64.
1695 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1696 (gnu_target_overrides_format_attributes): New.
1697 * c-format.h: Add structure target_ovr_attr to hold
1698 system specific formatter names.
1699 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1700 msformat-c.o file to c_target_objs and cxx_target_objs.
1701 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1702 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1703 (TARGET_N_FORMAT_TYPES): New.
1704 * config/i386/msformat-c.c: New.
1705 * config/i386/t-cygming: Add build rule for msformat-c.o.
1706 * doc/extend.texi: Add new format names gnu_* and ms_* and
1708 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1710 2008-03-20 Ira Rosen <irar@il.ibm.com>
1712 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1713 optimizations turned on under -O3.
1714 (ftree-vectorize): Add that the flag is turned on with -O3.
1716 2008-03-20 Ben Elliston <bje@au.ibm.com>
1718 * regmove.c (try_auto_increment): Fix spelling error in comment.
1719 * final.c (final_scan_insn): Likewise.
1721 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1724 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1725 allocator preferences for "y" and "r" class registers.
1726 ("*mov<mode>_internal"): Ditto.
1727 ("*movv2sf_internal_rex64"): Ditto.
1728 ("*movv2sf_internal"): Ditto.
1730 2008-03-19 Michael Matz <matz@suse.de>
1733 * calls.c (expand_call): Check overlap of arguments with call
1734 address for sibcalls.
1736 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1739 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1740 of the underlying type of a MS bitfield layout to the natural
1741 alignment of the type.
1743 2008-03-19 Jan Hubicka <jh@suse.cz>
1746 * toplev.c (decode_d_option): Handle all CPP flags.
1747 * tree-vrp.c: Update tree_pass descriptors.
1748 * regrename.c: Update tree_pass descriptors.
1749 * fwprop.c: Update tree_pass descriptors.
1750 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1751 * tree-into-ssa.c: Update tree_pass descriptors.
1752 * tree-dump.c: Update tree_pass descriptors.
1753 * tree-complex.c: Update tree_pass descriptors.
1754 * tree-dump.h: Update tree_pass descriptors.
1755 * see.c: Update tree_pass descriptors.
1756 * cgraphbuild.c: Update tree_pass descriptors.
1757 * tracer.c: Update tree_pass descriptors.
1758 * tree-loop-distribution.c: Update tree_pass descriptors.
1759 * cgraph.c: Update tree_pass descriptors.
1760 * postreload-gcse.c: Update tree_pass descriptors.
1761 * postreload.c: Update tree_pass descriptors.
1762 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1763 * tree-tailcall.c: Update tree_pass descriptors.
1764 * tree-pass.h (tree_opt_pass): Rename to ...
1765 (opt_pass) ... this one; add "type" field and remove letter field.
1766 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1767 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1768 all_lowering_passes): Update declaration.
1769 * ipa-cp.c: Update tree_pass descriptors.
1770 * final.c: Update tree_pass descriptors.
1771 * omp-low.c: Update tree_pass descriptors.
1772 * tree-ssa-dse.c: Update tree_pass descriptors.
1773 * ipa-reference.c: Update tree_pass descriptors.
1774 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1775 * auto-inc-dec.c: Update tree_pass descriptors.
1776 * reorg.c: Update tree_pass descriptors.
1777 * cgraphunit.c: Update tree_pass descriptors.
1778 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1779 * tree-ssa-ccp.c: Update tree_pass descriptors.
1780 * df-core.c: Update tree_pass descriptors.
1781 * mode-switching.c: Update tree_pass descriptors.
1782 * tree-nomudflap.c: Update tree_pass descriptors.
1783 * modulo-sched.c: Update tree_pass descriptors.
1784 * ipa-pure-const.c: Update tree_pass descriptors.
1785 * cse.c: Update tree_pass descriptors.
1786 * web.c: Update tree_pass descriptors.
1787 * tree-stdarg.c: Update tree_pass descriptors.
1788 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1789 * tree-ssa-dom.c: Update tree_pass descriptors.
1790 * tree-nrv.c: Update tree_pass descriptors.
1791 * tree-ssa-alias.c: Update tree_pass descriptors.
1792 * loop-init.c: Update tree_pass descriptors.
1793 * gimple-low.c: Update tree_pass descriptors.
1794 * ipa-inline.c: Update tree_pass descriptors.
1795 * tree-ssa-sink.c: Update tree_pass descriptors.
1796 * global.c: Update tree_pass descriptors.
1797 * ifcvt.c: Update tree_pass descriptors.
1798 * jump.c: Update tree_pass descriptors.
1799 * predict.c: Update tree_pass descriptors.
1800 * tree-ssa-loop.c: Update tree_pass descriptors.
1801 * recog.c: Update tree_pass descriptors.
1802 * dse.c: Update tree_pass descriptors.
1803 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
1804 * tree-eh.c: Update tree_pass descriptors.
1805 * regmove.c: Update tree_pass descriptors.
1807 * function.c: Update tree_pass descriptors.
1808 * tree-vectorizer.c: Update tree_pass descriptors.
1809 * gcse.c: Update tree_pass descriptors.
1810 * ipa-type-escape.c: Update tree_pass descriptors.
1811 * tree-if-conv.c: Update tree_pass descriptors.
1812 * init-regs.c: Update tree_pass descriptors.
1813 * ipa.c: Update tree_pass descriptors.
1814 * tree-ssa-phiopt.c: Update tree_pass descriptors.
1815 * rtl-factoring.c: Update tree_pass descriptors.
1816 * lower-subreg.c: Update tree_pass descriptors.
1817 * bt-load.c: Update tree_pass descriptors.
1818 * tree-dfa.c: Update tree_pass descriptors.
1819 * except.c: Update tree_pass descriptors.
1820 * emit-rtl.c: Update tree_pass descriptors.
1821 * cfgexpand.c: Update tree_pass descriptors.
1822 * tree-cfgcleanup.c: Update tree_pass descriptors.
1823 * cfgcleanup.c: Update tree_pass descriptors.
1824 * tree-ssa-pre.c: Update tree_pass descriptors.
1825 * tree-sra.c: Update tree_pass descriptors.
1826 * tree-mudflap.c: Update tree_pass descriptors.
1827 * tree-ssa-copy.c: Update tree_pass descriptors.
1828 * cfglayout.c: Update tree_pass descriptors.
1829 * tree-ssa-forwprop.c: Update tree_pass descriptors.
1830 * tree-ssa-dce.c: Update tree_pass descriptors.
1831 * tree-ssa.c: Update tree_pass descriptors.
1832 * regclass.c: Update tree_pass descriptors.
1833 * integrate.c: Update tree_pass descriptors.
1834 * tree-optimize.c: Update tree_pass descriptors.
1835 * tree-ssa-phiprop.c: Update tree_pass descriptors.
1836 * tree-object-size.c: Update tree_pass descriptors.
1837 * combine.c: Update tree_pass descriptors.
1838 * tree-outof-ssa.c: Update tree_pass descriptors.
1839 * bb-reorder.c: Update tree_pass descriptors.
1840 * stack-ptr-mod.c: Update tree_pass descriptors.
1841 * var-tracking.c: Update tree_pass descriptors.
1842 * tree-profile.c: Update tree_pass descriptors.
1843 * tree-vect-generic.c: Update tree_pass descriptors.
1844 * reg-stack.c: Update tree_pass descriptors.
1845 * sched-rgn.c: Update tree_pass descriptors.
1846 * tree-ssa-structalias.c: Update tree_pass descriptors.
1847 * tree-cfg.c: Update tree_pass descriptors.
1848 * passes.c (current_pass): Update declaration.
1849 (finish_optimization_passes): Update.
1850 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
1851 (register_one_dump_file, register_dump_files_1, next_pass_1):
1853 (init_optimization_passes): Update handling of new types.
1854 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
1855 * ipa-struct-reorg.c: Update tree_pass descriptors.
1856 * tree-ssa-reassoc.c: Update tree_pass descriptors.
1857 * combine-stack-adj.c: Update tree_pass descriptors.
1858 * cfgrtl.c: Update tree_pass descriptors.
1859 * dce.c: Update tree_pass descriptors.
1860 * tree-ssanames.c: Update tree_pass descriptors.
1862 2008-03-19 Richard Guenther <rguenther@suse.de>
1865 * tree-ssa.c (walk_data): New structure.
1866 (warn_uninitialized_var): If not always_executed warn with "maybe"
1868 (execute_early_warn_uninitialized): Compute post-dominators.
1869 Initialize always_executed before processing each basic block.
1871 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1874 * config/i386/i386.c (x86_this_parameter): Calculate correct location
1875 of "this" pointer when "regparm = N" or "fastcall" is in effect.
1877 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1879 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
1881 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
1883 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
1885 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
1886 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
1887 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
1888 target after ignore has been set, and move there also the commputation
1889 of subtarget and original_target.
1890 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
1891 (LANG_HOOKS_INITIALIZER): Remove it.
1892 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
1894 2008-03-18 Richard Guenther <rguenther@suse.de>
1896 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
1897 found an expression with constants, note that in the VN for the lhs.
1898 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
1899 fold them to constants if possible. Run cleanup_cfg if done so.
1900 (execute_pre): Return todo.
1902 (execute_fre): Likewise.
1903 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
1905 (get_prop_source_stmt): Look through pointer conversions.
1907 2008-03-18 Jan Hubicka <jh@suse.cz>
1909 * tree-pretty-print.c: Include predict.h.
1910 (dump_generic_node): Dump predictor.
1911 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
1912 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
1913 * gimple-low.c (lower_stmt): Likewise.
1914 * expr.c (expand_expr_real): Likewise.
1915 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
1917 (build_predict_expr, build_predict_expr): New.
1918 * predict.h (predictor_name, build_predict_expr): Update.
1919 * c-typeck.c (c_finish_bc_stmt): Add prediction.
1920 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
1921 * predict.def (PRED_CONTINUE): Update hitrate.
1922 * tree.def (PREDICT_EXPR): Define.
1923 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
1924 do not handle BIND_EXPR.
1925 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
1926 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
1927 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
1930 2008-03-18 Michael Matz <matz@suse.de>
1932 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
1934 2008-03-18 Richard Guenther <rguenther@suse.de>
1936 * tree-gimple.h (is_gimple_invariant_address): Declare.
1937 (is_gimple_constant): Likewise.
1938 * tree-gimple.c (is_gimple_constant): New function.
1939 (is_gimple_invariant_address): Likewise.
1940 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
1941 and is_gimple_invariant_address.
1942 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
1944 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1945 an addressable base.
1947 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1950 * gimplify.c (gimplify_expr): Gimplify second operand of
1953 2008-03-17 Richard Guenther <rguenther@suse.de>
1955 PR tree-optimization/19637
1956 * fold-const.c (fold_unary): Remove restrictions of removing
1957 intermediate pointer-conversions (P2)(P1)P0.
1958 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1959 conversion to void pointer.
1960 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1962 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1965 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1966 emulated thread local variables.
1968 2008-03-16 Richard Guenther <rguenther@suse.de>
1971 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1972 expand TREE_INVARIANT operations that are not gimple invariant.
1974 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1976 * doc/extend.texi (Alignment): Say that the ABI controls
1977 the __alignof__ for non-strict-alignment targets rather
1978 than being a recommendation.
1980 2008-03-15 Paul Brook <paul@codesourcery.com>
1982 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1984 (arm_output_fn_unwind): Mark functions that can not be unwound.
1986 2008-03-15 Paul Brook <paul@codesourcery.com>
1988 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1989 extension instructions.
1991 2008-03-15 Richard Guenther <rguenther@suse.de>
1993 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1994 and fold constant aggregate refs.
1995 (fold_const_aggregate_ref): Handle string constants
1996 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1997 (evaluate_stmt): Simplify now that ccp_fold folds constant
2000 2008-03-15 Paul Brook <paul@codesourcery.com>
2002 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
2003 (extzv): Use gen_extzv_t2.
2004 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
2006 2008-03-15 Richard Guenther <rguenther@suse.de>
2008 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
2009 (fold_const_aggregate_ref): Likewise.
2010 (get_value): Return NULL if we don't have any values.
2011 (ccp_finalize): Set const_val to NULL after freeing it.
2012 * tree-flow.h (get_symbol_constant_value): Declare.
2013 (fold_const_aggregate_ref): Likewise.
2014 * tree-ssa-sccvn.c (try_to_simplify): Use them.
2016 2008-03-15 Richard Guenther <rguenther@suse.de>
2019 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
2020 to not produce negative array indices if not allowed. Add
2021 parameter to indicate that.
2022 (maybe_fold_offset_to_component_ref): Allow negative array
2023 indices only for the first member of a structure.
2024 (maybe_fold_offset_to_reference): Allow negative array indices.
2025 (maybe_fold_stmt_addition): Likewise.
2027 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
2028 Anatoly Sokolov <aesok@post.ru>
2030 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
2031 (avr_arch): Add ARCH_AVR6.
2032 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
2033 (initial_elimination_offset): Initialize and use 'avr_pc_size'
2034 instead of fixed value 2.
2035 (print_operand_address): Use gs() asm specifier instead of pm().
2036 (avr_assemble_integer): (Ditto.).
2037 (avr_output_addr_vec_elt): (Ditto.).
2038 (print_operand): Handle "!" code.
2039 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
2040 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
2041 (AVR_HAVE_EIJMP_EICALL): Define.
2042 (AVR_3_BYTE_PC): Redefine.
2043 (AVR_2_BYTE_PC): (Ditto.).
2044 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
2045 (LINK_SPEC): Add atmega2560 and atmega2561.
2046 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
2048 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
2049 for 3 byte PC devices.
2050 (call_value_insn): (Ditto.).
2051 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
2052 (indirect_jump): Use only for for 2 byte PC devices.
2053 (*tablejump): (Ditto.).
2054 (*indirect_jump_avr6): Add insn.
2055 (*tablejump_rjmp): Don't use for 3 byte PC devices.
2056 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
2057 instead of ijmp for 3 byte PC devices.
2058 (__tablejump2__): (Ditto.).
2059 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
2060 (MULITLIB_DIRNAMES): (Ditto.).
2061 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2063 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
2065 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
2066 "sse2_umulsidi3". Use V1DI mode for operand 0.
2067 ("mmx_psadbw"): Use V1DI mode for operand 0.
2068 * config/i386/i386-modes.def (V1SI): New vector mode.
2069 * config/i386/i386.c (struct builtin_description)
2070 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
2071 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
2072 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
2073 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
2074 v1di_ftype_v8qi_v8qi type.
2075 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
2077 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
2078 __builtin_ia32_pmuludq]: Fix the mode of return value.
2080 2008-03-15 Richard Guenther <rguenther@suse.de>
2083 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
2086 2008-03-14 Bob Wilson <bob.wilson@acm.org>
2088 * doc/invoke.texi (Option Summary, Xtensa Options): Document
2089 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
2090 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
2091 unless TARGET_SERIALIZE_VOLATILE is enabled.
2092 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
2093 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
2094 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
2096 2008-03-14 Richard Guenther <rguenther@suse.de>
2098 PR tree-optimization/34172
2099 * tree-flow.h (refs_may_alias_p): Declare.
2100 (get_single_def_stmt): Likewise.
2101 (get_single_def_stmt_from_phi): Likewise.
2102 (get_single_def_stmt_with_phi): Likewise.
2103 * tree-dfa.c (refs_may_alias_p): New function.
2104 (get_single_def_stmt): Likewise.
2105 (get_single_def_stmt_from_phi): Likewise.
2106 (get_single_def_stmt_with_phi): Likewise.
2107 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
2108 (vn_reference_lookup_1): New helper function.
2109 (vn_reference_lookup): Walk the virtual use-def chain to
2110 continue searching for a match if the def does not alias the
2111 reference we are looking for.
2113 2008-03-14 David Edelsohn <edelsohn@gnu.org>
2115 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
2116 archive and Perzl. Update The Written Word listing.
2118 2008-03-14 Richard Guenther <rguenther@suse.de>
2120 PR tree-optimization/34043
2121 PR tree-optimization/33989
2122 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
2124 (bitmap_find_leader): Use extra argument to verify dominance
2125 relationship inside a basic-block.
2126 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
2127 (find_leader_in_sets): Adjust.
2128 (create_component_ref_by_pieces): Take extra argument for
2129 dominance check, handle lookup failures.
2130 (find_or_generate_expression): Likewise.
2131 (create_expression_by_pieces): Likewise.
2132 (insert_into_preds_of_block): Adjust.
2133 (create_value_expr_from): If asked for, verify all operands
2134 are in the blocks AVAIL_OUT set.
2135 (make_values_for_stmt): Check for SSA_NAMEs that are life
2136 over an abnormal edge.
2137 (compute_avail): Remove such check.
2138 (do_SCCVN_insertion): New function.
2139 (eliminate): If we do not find a leader suitable for replacement
2140 insert a replacement expression from SCCVN if available.
2141 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
2142 (struct vn_ssa_aux): Add needs_insertion flag.
2143 * tree-ssa-sccvn.c (may_insert): New global flag.
2144 (copy_reference_ops_from_ref): Value-number union member access
2145 based on its size, not type and member if insertion is allowed.
2146 (visit_reference_op_load): For a weak match from union type
2147 punning lookup a view-converted value and insert a SSA_NAME
2148 for that value if that is not found.
2149 (visit_use): Make dumps shorter. Do not disallow value numbering
2150 SSA_NAMEs that are life over an abnormal edge to constants.
2151 (free_scc_vn): Release inserted SSA_NAMEs.
2152 (run_scc_vn): New flag to specify whether insertion is allowed.
2153 Process SSA_NAMEs in forward order.
2154 * tree-ssa-loop-im.c (for_each_index): Handle invariant
2155 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
2156 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
2157 pointer type to/from integral types that do not change the
2158 precision to regular conversions.
2160 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2162 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2163 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2164 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
2165 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
2166 input arguments and the mode of return value. Built-in functions
2167 that operate on whole 64-bit MMX register now use V1DI mode.
2169 2008-03-13 Alon Dayan <alond@il.ibm.com>
2170 Olga Golovanevsky <olga@il.ibm.com>
2172 PR tree-optimization/35041
2173 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
2174 to locate the right position in a statement.
2176 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2180 * config/i386/xmmintrin.h: Change all static inline functions to
2181 extern inline and add __gnu_inline__ attribute.
2182 * config/i386/bmintrin.h: Ditto.
2183 * config/i386/smmintrin.h: Ditto.
2184 * config/i386/tmmintrin.h: Ditto.
2185 * config/i386/mmintrin-common.h: Ditto.
2186 * config/i386/ammintrin.h: Ditto.
2187 * config/i386/emmintrin.h: Ditto.
2188 * config/i386/pmmintrin.h: Ditto.
2189 * config/i386/mmintrin.h: Ditto.
2190 * config/i386/mm3dnow.h: Ditto.
2192 2008-03-13 Jakub Jelinek <jakub@redhat.com>
2195 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
2196 (lower_omp_2): New function.
2197 (lower_omp_1, lower_omp): Rewritten.
2199 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
2202 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
2203 with the phrase "Microsoft Windows compilers".
2204 (Push/Pop Macro Pragmas): New subsection. Document
2205 #pragma push_macro and pragma pop_macro.
2207 2008-03-12 Paul Brook <paul@codesourcery.com>
2209 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
2211 2008-03-12 Paul Brook <paul@codesourcery.com>
2213 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
2214 (thumb2_alusi3_short): Exclude PLUS and MINUS.
2215 (thumb2_addsi_shortim): Rename ...
2216 (thumb2_addsi_short): ... to this. Allow register operands.
2217 (thumb2_subsi_short): New pattern.
2218 (thumb2_one_cmplsi2_short,
2219 thumb2_negsi2_short): New patterns and peepholes.
2221 2008-03-12 Paul Brook <paul@codesourcery.com>
2223 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
2225 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
2227 * config/i386/i386.md (int_cond): New code iterator.
2229 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
2230 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
2231 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
2232 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
2233 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
2234 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
2235 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
2236 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
2238 2008-03-12 Paul Brook <paul@codesourcery.com>
2240 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
2241 instead of {arm,thumb}_compute_save_reg_mask.
2242 (output_return_instruction): Ditto.
2243 (thumb_unexpanded_epilogue): Ditto.
2244 (thumb1_expand_prologue): Ditto.
2245 (thumb1_output_function_prologue): Ditto.
2246 (arm_set_return_address): Ditto.
2247 (thumb_set_return_address): Ditto.
2248 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
2249 regs to achieve stack alignment.
2250 (thumb1_compute_save_reg_mask): Fix compiler warning.
2251 (arm_output_epilogue): Use offsets->saved_regs_mask.
2252 Adjust stack pointer by poping call clobered registers.
2253 (arm_expand_prologue): Use offsets->saved_regs_mask.
2254 Adjust stack pointer by pushing extra registers.
2255 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
2257 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
2260 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
2261 conversion to the operands of a multiplication.
2263 2008-03-12 Richard Guenther <rguenther@suse.de>
2265 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
2266 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
2267 * timevar.def (TV_TREE_PHIPROP): Add.
2268 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
2269 pass description. Use TV_TREE_PHIPROP.
2270 * tree-ssa-forwprop.c: Remove phiprop code.
2272 2008-03-12 Jakub Jelinek <jakub@redhat.com>
2275 * omp-low.c (maybe_lookup_decl): Constify first argument.
2276 (use_pointer_for_field): Change last argument from bool to
2277 omp_context *. Disallow shared copy-in/out in nested
2278 parallel if decl is shared in outer parallel too.
2279 (build_outer_var_ref, scan_sharing_clauses,
2280 lower_rec_input_clauses, lower_copyprivate_clauses,
2281 lower_send_clauses, lower_send_shared_vars): Adjust callers.
2283 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
2284 Ira Rosen <irar@il.ibm.com>
2286 * tree-vectorizer.c (free_stmt_vec_info): New function.
2287 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
2288 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
2289 * tree-vectorizer.h (free_stmt_vec_info): Declare.
2290 * tree-vect-transform.c (vectorizable_conversion): Free
2291 vec_oprnds0 if it was allocated.
2292 (vect_permute_store_chain): Remove unused VECs.
2293 (vectorizable_store): Free VECs that are allocated in the..
2295 (vect_transform_strided_load, vectorizable_load): Likewise.
2296 (vect_remove_stores): Simplify the code.
2297 (vect_transform_loop): Move code to vect_remove_stores().
2298 Call vect_remove_stores() and free_stmt_vec_info().
2300 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2302 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
2303 TARGET_HPUX. Revise comment.
2304 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
2305 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
2306 Use sr4 variant of `be' instruction when not generating PIC code.
2307 (attr_length_call): Adjust for above change.
2309 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2311 * ipa-reference.c (static_execute): Remove module_statics_const and
2312 associated setting code.
2314 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2317 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
2318 predicate for operand 1.
2319 (paritysi2_cmp): Use register_operand predicate for operand 2.
2320 Use earlyclobber modifier for operand 1. Remove support for
2322 (paritydi2_cmp): Use register_operand predicate for operand 3.
2323 Use earlyclobber modifier for operand 1. Remove support for
2326 2008-03-11 Paul Brook <paul@codesourcery.com>
2327 Vladimir Prus <vladimir@codesourcery.com>
2329 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2330 (arm_compute_save_reg0_reg12_mask): Always
2331 check if register 11 must be saved. Always safe hard frame pointer
2332 when frame_pointer_needeed.
2333 (arm_compute_save_reg_mask): Save IP and PC
2334 only with apcs frames.
2335 (arm_output_epilogue): Adjust Thumb2 codepath to
2336 be also invoked and work for ARM non-apcs frames.
2337 (arm_expand_prologue): Don't bother saving IP
2338 for non-apcs frame, since it's not clobbered by
2339 prologue code. Implement non-apcs frame
2342 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2344 PR rtl-optimization/35281
2345 * expr.c (convert_move): Use a new pseudo for the intermediate
2346 from_mode->word_mode result.
2348 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2350 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2351 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2352 * toplev.c (compile_file): Don't call it.
2354 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2357 * expr.c (store_expr): Call emit_block_move if the mode
2358 of "temp" RTX is BLKmode.
2360 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2361 Richard Guenther <rguenther@suse.de>
2363 PR tree-optimization/31358
2364 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2365 the step with a NULL_TREE.
2366 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2367 to sizetype if type is a pointer type.
2368 (add_candidate_1): Don't convert the base and step to
2369 the generic type if the orginal type is a pointer type.
2370 (add_iv_value_candidates): Use sizetype for the step
2371 if type is a pointer type.
2372 (cand_value_at): Likewise.
2373 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2375 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2376 Don't convert the tem affine to the type.
2377 (add_elt_to_tree): Use sizetype for the step if a pointer.
2378 Use POINTER_PLUS_EXPR for pointers.
2379 (aff_combination_to_tree): Use sizetype for the step if a
2382 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2384 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2385 Remove commutativity hint.
2387 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2391 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2392 errorneous type. Check that v is a VAR_DECL.
2395 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2397 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2399 PR tree-optimization/35494
2400 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2401 may be overriden at link and run time.
2403 2008-03-10 Richard Guenther <rguenther@suse.de>
2405 PR tree-optimization/34677
2406 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2407 (poolify_tree): Likewise.
2408 (modify_expr_template): Likewise.
2409 (poolify_modify_stmt): Likewise.
2410 (insert_fake_stores): Handle all component-ref style stores
2411 in addition to INDIRECT_REF. Also handle complex types.
2412 Do not poolify the inserted load.
2413 (realify_fake_stores): Do not rebuild the tree but only
2414 make it a SSA_NAME copy.
2415 (init_pre): Remove initialzation of modify_expr_template.
2416 Do not allocate modify_expr_node_pool.
2417 (fini_pre): Do not free modify_expr_node_pool.
2419 2008-03-10 Paul Brook <paul@codesourcery.com>
2421 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2424 2008-03-10 Paul Brook <paul@codesourcery.com>
2425 Mark Shinwell <shinwell@codesourcery.com>
2427 * config/arm/cortex-r4.md: New.
2428 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2430 * config/arm/arm.md: Include cortex-r4.md.
2431 (insn): Add smmls, sdiv and udiv values.
2432 (generic_sched): Don't use generic scheduling for Cortex-R4.
2433 (arm_issue_rate): New function.
2434 (TARGET_SCHED_ISSUE_RATE): Define.
2436 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2438 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2440 2008-03-10 Richard Guenther <rguenther@suse.de>
2442 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2443 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2445 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2447 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2448 Set default to true.
2450 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2452 * c.opt (Wsynth): Deprecate.
2453 * doc/invoke.texi (Option Summary, Warning Options): Document
2454 -Wno-format-contains-nul.
2456 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2459 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2460 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2462 2008-03-09 Ira Rosen <irar@il.ibm.com>
2464 * config/rs6000/rs6000.c (builtin_description): Rename vector
2465 left shift operations.
2466 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2467 (altivec_vsl<VI_char>): Rename to ...
2468 (ashl<mode>3): ... new name.
2469 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2471 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2473 2008-03-08 Richard Guenther <rguenther@suse.de>
2475 * coverage.h (tree_coverage_counter_addr): Declare.
2476 * coverage.c (tree_coverage_counter_addr): New function.
2477 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2479 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2480 (tree_gen_one_value_profiler): Likewise.
2481 (tree_gen_ic_profiler): Likewise.
2482 (tree_gen_average_profiler): Likewise.
2483 (tree_gen_ior_profiler): Likewise.
2485 2008-03-08 Richard Guenther <rguenther@suse.de>
2487 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2488 (vn_binary_op_insert): Likewise.
2489 (vn_unary_op_lookup): Likewise.
2490 (vn_unary_op_insert): Likewise.
2491 (vn_nary_op_lookup): Declare.
2492 (vn_nary_op_insert): Likewise.
2493 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2494 and binary hashes, use a single obstack for unary_op_pool
2496 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2497 a single struct vn_nary_op_s. Store tree code length and
2498 a variable number of operands.
2499 (struct vn_reference_op_struct): Remove unused op2.
2500 (vn_reference_op_eq): Do not compare op2.
2501 (vn_reference_op_compute_hash): Do not compute hash of op2.
2502 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2503 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2504 with vn_nary_op_compute_hash.
2505 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2506 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2508 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2510 (visit_unary_op): Call nary functions.
2511 (visit_binary_op): Likewise.
2512 (process_scc): Adjust for struct vn_tables_s changes.
2513 (allocate_vn_table): Likewise.
2514 (free_vn_table): Likewise.
2515 * tree-vn.c (vn_add): Call nary functions.
2516 (vn_lookup): Likewise.
2518 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2521 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2522 wdst back after sync_compare_and_swapqhi_internal.
2524 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2527 * config/i386/i386-modes.def (V1DI): New vector mode.
2528 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2529 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2530 (MMXMODE248): Ditto.
2531 (MMXMODE): Add V1DI mode.
2532 (mmxvecsize): Change DI mode to V1DI mode.
2533 ("mov<mode>): Use MMXMODEI8 mode iterator.
2534 ("*mov<mode>_internal_rex64"): Ditto.
2535 ("*mov<mode>_internal"): Ditto.
2536 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2537 ("mmx_sub<mode>3"): Ditto.
2538 ("mmx_adddi3"): Remove insn pattern.
2539 ("mmx_subdi3"): Ditto.
2540 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2541 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2542 ("mmx_ashl<mode>3"): Ditto.
2543 ("mmx_lshrdi3"): Remove insn pattern.
2544 ("mmx_ashldi3"): Ditto.
2545 * config/i386/i386.c (classify_argument): Handle V1DImode.
2546 (function_arg_advance_32): Ditto.
2547 (function_arg_32): Ditto.
2548 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2549 mmx_addv1di3 insn pattern.
2550 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2551 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2552 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2553 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2554 Remove definitions of built-in functions.
2555 (V1DI_type_node): New node.
2556 (v1di_ftype_v1di_int): Ditto.
2557 (v1di_ftype_v1di_v1di): Ditto.
2558 (v2si_ftype_v2si_si): Ditto.
2559 (v4hi_ftype_v4hi_di): Remove node.
2560 (v2si_ftype_v2si_di): Ditto.
2561 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2562 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2563 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2564 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2565 Add new builtins using def_builtin_const.
2566 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2567 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2568 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2569 * config/i386/mmintrin.h (__v1di): New typedef.
2570 (_mm_add_si64): Cast arguments to __v1di type.
2571 (_mm_sub_si64): Ditto.
2572 (_mm_sll_pi16): Cast __count to __v4hi type.
2573 (_mm_sll_pi32): Cast __count to __v2si type.
2574 (_mm_sll_si64): Cast arguments to __v1di type.
2575 (_mm_srl_pi16): Cast __count to __v4hi type.
2576 (_mm_srl_pi32): Cast __count to __v2si type.
2577 (_mm_srl_si64): Cast arguments to __v1di type.
2578 (_mm_sra_pi16): Cast __count to __v4hi type.
2579 (_mm_sra_pi32): Cast __count to __v2si type.
2580 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2581 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2582 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2583 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2584 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2585 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2586 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2587 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2588 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2589 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2590 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2591 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2593 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2595 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2597 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2600 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2601 reg+const addressing for Altivec modes. Don't generate reg+reg
2602 addressing for TFmode or TDmode quantities.
2604 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2606 * c-common.c (vector_types_convertible_p): Call langhook
2607 instead of comptypes.
2609 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2612 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2613 integral and scalar float variables which have a
2616 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2618 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2619 dwarf_register_span hook when emitting unwind information for
2620 register-to-memory saves.
2621 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2622 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2624 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2626 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2627 for the same VAR_DECL.
2629 2008-03-06 Tom Tromey <tromey@redhat.com>
2632 * doc/standards.texi (Standards): Don't mention treelang.
2633 * doc/invoke.texi (Overall Options): Don't mention treelang.
2634 * doc/install.texi (Prerequisites): Don't mention bison or
2636 (Configuration): Don't mention treelang.
2637 (Building): Likewise.
2638 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2640 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2642 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2643 word-extractions out of a multi-word object.
2645 2008-03-06 Richard Guenther <rguenther@suse.de>
2647 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2648 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2649 result type and precision.
2650 * expr.c (get_inner_reference): Set unsignedp based on the result
2651 type of BIT_FIELD_REF.
2652 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2653 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2654 (try_instantiate_multiple_fields): Likewise. Use the correct type
2656 (sra_build_assignment): Likewise.
2657 (sra_build_elt_assignment): Likewise.
2658 (sra_explode_bitfield_assignment): Likewise.
2659 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2660 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2661 set BIT_FIELD_REF_UNSIGNED.
2662 (vectorizable_load): Likewise.
2664 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2666 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2669 2008-03-06 Richard Guenther <rguenther@suse.de>
2671 * alias.c (struct alias_set_entry): Move has_zero_child field
2672 to pack with alias_set.
2674 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2676 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2679 2008-03-05 Ian Lance Taylor <iant@google.com>
2681 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2683 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2685 * fwprop.c (update_df): Support width and offset parameters of
2687 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2688 global_conflicts): Change DF_REF_EXTRACT to either
2689 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2690 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2691 * df-scan.c (df_ref_record, df_defs_record,
2692 df_ref_create_structure, df_def_record_1, df_uses_record,
2693 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2694 df_bb_refs_collect, df_entry_block_defs_collect,
2695 df_exit_block_uses_collect): Support new width and offset fields.
2696 (ref_extract_pool): New storage pool.
2697 (df_free_ref): New function.
2698 (df_reg_chain_unlink, df_free_collection_rec,
2699 df_sort_and_compress_refs): Call df_free_ref.
2700 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2702 (df_ref_create_structure): Allocate df_ref_extract if offset and
2703 width fields are used.
2704 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2705 (df_uses_record): Get offset and width from ZERO_EXTRACT
2707 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2708 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2709 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2710 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2711 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2712 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2713 (df_ref_extract): New structure.
2714 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2715 (df_ref_create): Add width and offset parameters.
2717 2008-03-05 Richard Guenther <rguenther@suse.de>
2719 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2720 Use ranges_overlap_p.
2721 (offset_overlaps_with_access): Rename
2722 to ranges_overlap_p and move ...
2723 * tree-flow-inline.h (ranges_overlap_p): ... here.
2725 * tree.h (get_inner_reference, handled_component_p): Update
2728 * tree.h (record_component_aliases, get_alias_set,
2729 alias_sets_conflict_p, alias_sets_must_conflict_p,
2730 objects_must_conflict_p): Move declarations ...
2731 * alias.h (record_component_aliases, get_alias_set,
2732 alias_sets_conflict_p, alias_sets_must_conflict_p,
2733 objects_must_conflict_p): ... here.
2734 Include coretypes.h.
2735 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2737 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2739 * cfg.c: Include tree-flow.h.
2740 (remove_edge_raw): Call redirect_edge_var_map_clear.
2741 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2742 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2743 (redirect_edge_var_map_result): New.
2744 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2745 PENDING_STMT use with redirect_edge_var_map_*.
2746 * tree-ssa.c (edge_var_maps): New definition.
2747 (redirect_edge_var_map_add): New.
2748 (redirect_edge_var_map_clear): New.
2749 (redirect_edge_var_map_dup): New.
2750 (redirect_edge_var_map_vector): New.
2751 (redirect_edge_var_map_destroy): New.
2752 (ssa_redirect_edge): Replace PENDING_STMT use with
2753 redirect_edge_var_map_*.
2754 (flush_pending_stmts): Same.
2755 (delete_tree_ssa): Destroy edge var map.
2756 * tree-flow.h (struct _edge_var_map): New.
2757 Define edge_var_map vector type.
2758 Declare redirect_edge_var_map_* prototypes.
2759 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2760 * tree-cfg.c (reinstall_phi_args): Replace
2761 PENDING_STMT use with redirect_edge_var_map_*.
2763 2008-03-05 Richard Guenther <rguenther@suse.de>
2765 PR tree-optimization/35472
2766 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2767 whose single use_stmt has a overlapping set of loaded and
2768 stored symbols as that use_stmt might be a noop assignment then.
2770 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2772 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2774 2008-03-05 Richard Guenther <rguenther@suse.de>
2777 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2778 should be constants.
2779 * tree-cfg.c (verify_expr): Verify it.
2780 * fold-const.c (fold_truthop): Remove code generating
2781 BIT_FIELD_REFs of structure bases.
2782 (fold_binary): Likewise.
2783 (fold_ternary): Position and size of BIT_FIELD_REFs are
2784 always host integers.
2785 (make_bit_field_ref): Remove.
2786 (optimize_bit_field_compare): Remove.
2787 (all_ones_mask_p): Remove.
2789 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2792 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2793 (split_block_and_df_analyze): New. Split basic block and rebuild
2795 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2797 (split_pattern_seq): Likewise.
2798 (erase_matching_seqs): Likewise.
2799 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2801 2008-03-04 Geoff Keating <geoffk@apple.com>
2803 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
2804 declaration and code.
2805 (tree_invalid_nonnegative_warnv_p): Likewise.
2807 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2809 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
2810 examples. Truncate option-names then causing overfull hbox.
2812 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2815 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
2817 * configure: Rebuilt.
2819 2008-03-04 Rafael Espindola <espindola@google.com>
2821 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
2822 (tree_unary_nonnegative_warnv_p): New.
2823 (tree_binary_nonnegative_warnv_p): New.
2824 (tree_single_nonnegative_warnv_p): New.
2825 (tree_invalid_nonnegative_warnv_p): New.
2826 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2828 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2831 * opts.c (handle_option): Postpone 'unknown option' errors only for
2834 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
2837 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
2840 2008-03-04 Rafael Espindola <espindola@google.com>
2842 * fold-const.c (tree_unary_nonzero_warnv_p): New.
2843 (tree_binary_nonzero_warnv_p): New.
2844 (tree_single_nonzero_warnv_p): New.
2845 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
2847 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
2850 * fold-const.c (fold_cond_expr_with_comparison): Prevent
2851 transformations for modes that have signed zeros.
2852 * ifcvt.c (noce_try_abs): Ditto.
2854 2008-03-04 Joseph Myers <joseph@codesourcery.com>
2856 * config/i386/i386.c (override_options): Force
2857 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
2859 2008-03-04 Jan Hubicka <jh@suse.cz>
2862 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
2865 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2867 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
2868 label to probe the stack.
2870 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2872 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
2873 (__gthr_win32_mutex_destroy): Declare.
2874 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
2875 __gthr_win32_mutex_destroy.
2876 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2878 2008-03-03 Jan Hubicka <jh@suse.cz>
2881 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
2882 aggressive on inlining cold calls.
2884 2008-03-03 Richard Guenther <rguenther@suse.de>
2886 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
2887 struct copies into the expression table.
2888 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
2889 (try_to_simplify): Likewise.
2890 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
2891 integral and pointer arguments which do not change the
2892 precision to NOP_EXPRs.
2893 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
2894 VIEW_CONVERT_EXPR case.
2896 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
2898 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
2899 defined in a loop at depth 0 is invariant.
2900 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2901 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
2902 be called at loop depth 0.
2904 2008-03-02 Jakub Jelinek <jakub@redhat.com>
2907 * gcc.c (process_command): Update copyright notice dates.
2908 * gcov.c (print_version): Likewise.
2909 * gcov-dump.c (print_version): Likewise.
2910 * mips-tfile.c (main): Likewise.
2911 * mips-tdump.c (main): Likewise.
2913 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2916 * c-common.c (flag_permissive): Delete.
2917 (constant_expression_warnings): Check flags first.
2918 (constant_expression_error): New.
2919 * c-common.h (flag_permissive): Delete.
2920 (constant_expression_error): Declare.
2921 * flags.h (flag_permissive): Declare. Update description.
2922 * diagnostic.c (pedwarn): Update.
2924 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
2925 (permissive_error_kind): New.
2926 * toplev.c (flag_permissive): Define. Update description.
2927 * toplev.h (permissive_error_kind): Declare.
2928 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
2929 (pedwarn_c90): Use pedantic_warning_kind.
2930 * c-opts.c (c_common_post_options): flag_permissive does not affect
2931 flag_pedantic_errors.
2933 2008-03-02 Joseph Myers <joseph@codesourcery.com>
2935 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
2936 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
2937 __absvsi2, __absvDI2): Use unsigned arithmetic.
2939 2008-03-02 Andi Kleen <ak@suse.de>
2940 Richard Guenther <rguenther@suse.de>
2942 * struct-equiv.c: Remove file.
2943 * cfg_cleanup.c (condjump_equiv_p): Remove.
2944 * Makefile.in (OBJS-common): Remove struct-equiv.o.
2945 (struct-equiv.o): Remove rule.
2946 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2947 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2948 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2950 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2952 * ifcvt.c (noce_process_if_block): Try to handle only the then
2953 block if the else block exists but isn't suitable.
2955 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2958 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2959 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2960 regression from previous patch.
2962 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2965 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2967 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2968 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2969 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2970 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2971 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2972 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2973 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2974 (__gthread_mutex_destroy_function): Rename to
2975 __gthread_mutex_destroy.
2976 * gthr-dce.h (__gthread_mutex_destroy): Call
2977 pthread_mutex_destroy.
2978 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2979 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2980 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2982 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2984 * df-scan.c (df_ref_chain_change_bb): Simplify.
2985 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2986 set_block_for_insn if there's any change.
2987 * df.h ((df_insn_change_bb): Fix prototype.
2988 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2989 df_insn_change_bb, don't call set_block_for_insn.
2990 * emit-rtl.c (reorder_insns): Likewise.
2991 * haifa-sched.c (move_insn): Likewise.
2993 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2995 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2997 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2999 * tree-flow-inline.h (next_readonly_imm_use): Return
3000 NULL_USE_OPERAND_P after the end.
3002 2008-03-01 Richard Guenther <rguenther@suse.de>
3004 PR tree-optimization/35411
3005 * tree-sra.c (sra_build_assignment): Split conversion to
3006 final type to a separate statement if we are not assigning
3009 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3011 * fold-const.c (fold_convertible_p): Correct the logic to follow
3012 that in fold_convert().
3014 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
3017 * tree-inline.c (build_duplicate_type): When we make a
3018 duplicate type, make it unique in the canonical types system.
3020 2008-02-29 Tom Tromey <tromey@redhat.com>
3022 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
3023 input_file_stack_history, input_file_stack_restored): Remove.
3024 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3025 * input.h (struct file_stack): Remove.
3026 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3027 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
3029 * diagnostic.h (struct diagnostic_context) <last_module>: Change
3031 (diagnostic_last_module_changed): Add 'map' argument.
3032 (diagnostic_set_last_function): Likewise.
3033 * diagnostic.c (undiagnostic_report_current_module): Iterate using
3034 line map, not input_file_stack.
3035 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
3037 2008-02-29 Paul Brook <paul@codesourcery.com>
3039 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
3041 2008-02-29 Paul Brook <paul@codesourcery.com>
3043 * config/arm/ieee754-df.S (muldf3): Use RET macros.
3045 2008-02-29 Richard Guenther <rguenther@suse.de>
3047 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
3049 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
3050 value for comparing for a store match.
3051 (simplify_unary_expression): Do nothing for SSA_NAMEs.
3052 (try_to_simplify): Do not do a full-blown reference lookup.
3054 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3056 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
3057 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3059 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
3061 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
3063 * tree-loop-linear.c (try_interchange_loops): Compare memory access
3064 strides against cache sizes.
3066 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3068 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
3071 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
3073 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
3074 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
3075 is smaller than the original promoted value.
3076 (simplify_subreg): If OP is a SUBREG, try to preserve its
3077 SUBREG_PROMOTED_VAR_P information.
3079 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
3081 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
3082 (VN_INFO_GET): Allocate new objects on the obstack.
3083 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
3084 for rpo_numbers_temp, for consistency.
3085 (free_scc_vn): Free the obstack.
3087 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
3089 * doc/invoke.texi: Document -ftree-loop-distribution.
3090 * tree-loop-distribution.c: New.
3091 * tree-pass.h (pass_loop_distribution): New.
3092 * graphds.h (struct graph): Add htab_t indices.
3093 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
3094 * tree-vectorizer.c (rename_variables_in_loop): Extern.
3095 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
3096 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
3097 * tree-data-ref.c (debug_data_dependence_relations): New.
3098 (dump_data_dependence_relation): Also print data references.
3099 (free_data_ref): Extern.
3100 (same_access_functions): Moved...
3101 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
3102 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3103 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
3104 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
3105 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
3106 (stmts_from_loop): Skip LABEL_EXPR.
3107 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
3109 (build_rdg): Initialize rdg->indices htab.
3110 (free_rdg, stores_from_loop, ref_base_address,
3111 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
3112 have_similar_memory_accesses_1, ref_base_address_1,
3113 remove_similar_memory_refs): New.
3114 * tree-data-ref.h: Depend on tree-chrec.h.
3115 (debug_data_dependence_relations, free_data_ref): Declared.
3116 (same_access_functions): ... here.
3117 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
3119 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
3120 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
3121 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
3122 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3123 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
3124 rdg_vertex_for_stmt): Declared.
3125 (struct rdg_edge): Add level.
3127 (free_rdg, stores_from_loop, remove_similar_memory_refs,
3128 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
3130 (rdg_has_similar_memory_accesses): New.
3131 * tree-vect-analyze.c: Remove unused static decls.
3132 * lambda.h (dependence_level): New.
3133 * common.opt (ftree-loop-distribution): New.
3134 * tree-flow.h (mark_virtual_ops_in_bb,
3135 slpeel_tree_duplicate_loop_to_edge_cfg,
3136 rename_variables_in_loop): Declared.
3137 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
3138 (OBJS-common): Add tree-loop-distribution.o.
3139 (tree-loop-distribution.o): New rule.
3140 * tree-cfg.c (mark_virtual_ops_in_bb): New.
3141 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
3142 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
3144 2008-02-28 Joseph Myers <joseph@codesourcery.com>
3147 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
3148 other than structures and unions.
3150 2008-02-28 Richard Guenther <rguenther@suse.de>
3153 2008-02-26 Richard Guenther <rguenther@suse.de>
3155 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3156 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3157 (lookup_decl_from_uid): Declare.
3158 (remove_decl_from_map): Likewise.
3159 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3160 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3161 (decl_for_uid_map): New global hashtable mapping DECL_UID
3163 (init_ttree): Allocate it.
3164 (insert_decl_to_uid_decl_map): New helper function.
3165 (make_node_stat): Insert new decls into the map.
3166 (copy_node_stat): Likewise.
3167 (lookup_decl_from_uid): New function.
3168 (remove_decl_from_map): Likewise.
3169 (print_decl_for_uid_map_statistics): New helper.
3170 (dump_tree_statistics): Call it.
3172 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3173 (referenced_var_iterator): Adjust.
3174 (FOR_EACH_REFERENCED_VAR): Adjust.
3175 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3176 (num_referenced_vars): Adjust.
3177 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3178 (first_referenced_var): Remove.
3179 (end_referenced_vars_p): Likewise.
3180 (next_referenced_var): Likewise.
3181 (referenced_var_iterator_set): New helper function.
3182 * tree-dfa.c (referenced_var_lookup): Adjust.
3183 (referenced_var_check_and_insert): Likewise.
3184 (remove_referenced_var): Likewise.
3185 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3186 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3187 (verify_call_clobbering): Likewise.
3188 (verify_memory_partitions): Likewise.
3189 (init_tree_ssa): Allocate bitmap instead of hashtable for
3191 (delete_tree_ssa): Adjust.
3192 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3193 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3194 (compute_tag_properties): Likewise.
3195 (set_initial_properties): Likewise.
3196 (find_partition_for): Likewise.
3197 (update_reference_counts): Likewise.
3198 (dump_may_aliases_for): Likewise.
3199 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3200 (add_call_clobber_ops): Likewise.
3201 (add_call_read_ops): Likewise.
3202 (get_asm_expr_operands): Likewise.
3203 * tree-into-ssa.c (dump_decl_set): Likewise.
3204 (update_ssa): Likewise.
3205 * tree-sra.c (scan_function): Likewise.
3206 (decide_instantiations): Likewise.
3207 (scalarize_parms): Likewise.
3208 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3209 (dsa_named_for): Likewise.
3210 * tree-ssa-structalias.c (update_alias_info): Likewise.
3211 (merge_smts_into): Likewise.
3213 2008-02-27 David Daney <ddaney@avtrex.com>
3216 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
3217 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
3218 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
3219 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
3220 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
3222 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
3225 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
3226 (BUILT_IN_NEXTTOWARD): Remove.
3227 (BUILT_IN_NEXTTOWARDF): Ditto.
3228 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
3229 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
3231 2008-02-27 Tom Tromey <tromey@redhat.com>
3233 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
3234 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
3236 2008-02-27 Jan Beulich <jbeulich@novell.com>
3238 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
3239 update the respective field on newdecl.
3241 2008-02-27 Revital Eres <eres@il.ibm.com>
3243 PR rtl-optimization/34999
3244 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
3245 crossing edges that ends with a call insn.
3246 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
3247 call insn and clear the EDGE_CROSSING flag of the crossing edge
3248 when fixing fallthru edges.
3250 2008-02-27 Richard Guenther <rguenther@suse.de>
3253 * fold-const.c (fold_unary): Return the correct argument,
3254 converted to the result type.
3256 2008-02-27 Richard Guenther <rguenther@suse.de>
3259 * expr.c (expand_expr_real_1): Assert on rotates that operate
3261 * fold-const.c (fold_binary): Use the types precision, not the
3262 bitsize of the mode if folding rotate expressions. Build rotates
3263 only for full modes.
3265 2008-02-27 Jakub Jelinek <jakub@redhat.com>
3267 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
3269 * c-pragma.c (pragma_ns_name): New typedef.
3270 (registered_pp_pragmas): New variable.
3271 (c_pp_lookup_pragma): New function.
3272 (c_register_pragma_1): If flag_preprocess_only, do nothing
3273 for non-expanded pragmas, for expanded ones push pragma's
3274 namespace and name into registered_pp_pragmas vector.
3275 (c_invoke_pragma_handler): Register OpenMP pragmas even when
3276 flag_preprocess_only, don't register GCC pch_preprocess
3277 pragma if flag_preprocess_only.
3278 * c-opts.c (c_common_init): Call init_pragma even if
3279 flag_preprocess_only.
3280 * c-pragma.c (c_pp_lookup_pragma): New prototype.
3281 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
3282 cpp_register_pragma if flag_preprocess_only.
3284 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3287 * c-parser.c (c_parser_translation_unit): Warn for empty
3288 translation unit, not empty source file.
3290 2008-02-26 Paul Brook <paul@codesourcery.com>
3292 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
3293 operand for Thumb-2.
3294 * config/arm/arm.h (reg_class): Add CORE_REGS.
3295 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
3296 (BASE_REG_CLASS): Use CORE_REGS.
3297 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
3298 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
3299 (REGNO_OK_FOR_INDEX_P): Exclude SP.
3300 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
3301 ARM_REGNO_OK_FOR_INDEX_P.
3302 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
3303 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
3304 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
3305 (ldm/stm peepholes): Ditto.
3306 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
3307 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
3308 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
3309 * config/arm/constraints.md: Enable "k" constraint on ARM.
3311 2008-02-27 Ben Elliston <bje@au.ibm.com>
3313 * config/rs6000/rs6000.c: Annotate cache line size field in all
3314 instances of struct processor_costs.
3316 2008-02-26 David Edelsohn <edelsohn@gnu.org>
3318 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
3319 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
3320 jump_bypass): New counters.
3321 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
3322 * dce.c (gate_ud_dce): Same.
3323 (gate_fast_dce): Same.
3324 * dse.c (gate_dse1): New function.
3325 (gate_dse2): New function.
3326 (gate_dse): Merge results of new gate functions.
3327 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3328 (gate_handle_jump_bypass): Add dbg_cnt.
3329 (gate_handle_gcse): Add dbg_cnt.
3330 * ifcvt.c (gate_handle_if_conversion): Same.
3331 (gate_handle_if_after_combine): Same.
3332 (gate_handle_if_after_reload): Same.
3333 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3335 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3337 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3339 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3341 2008-02-26 Jason Merrill <jason@redhat.com>
3344 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3345 alone if it's the naming decl for the type's main variant.
3347 2008-02-26 Tom Tromey <tromey@redhat.com>
3349 * system.h (USE_MAPPED_LOCATION): Poison.
3350 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3351 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3352 (make_goto_expr_edges): Likewise.
3353 (remove_bb): Likewise.
3354 (execute_warn_function_return): Likewise.
3355 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3357 * c-common.c (fname_decl): Remove old location code.
3358 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3360 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3362 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3363 (gen_rtx_ASM_INPUT): Likewise.
3364 (gen_rtx_ASM_INPUT_loc): Likewise.
3365 (get_rtx_asm_OPERANDS): Remove.
3366 * cfglayout.c (insn_locators_alloc): Remove old location code.
3367 (set_curr_insn_source_location): Likewise.
3368 (curr_insn_locator): Likewise.
3369 * print-tree.c (print_node): Remove old location code.
3370 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3371 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3372 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3373 location_from_locus.
3374 (construct_exit_block): Remove old location code.
3375 * emit-rtl.c (force_next_line_note): Remove old location code.
3376 * profile.c (branch_prob): Remove old location code.
3377 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3378 LOC_LINE): Remove old-location variants.
3379 * langhooks.c (lhd_print_error_function): Remove old location
3381 * configure, config.in: Rebuilt.
3382 * configure.ac (--enable-mapped-location): Remove.
3383 * c-decl.c (c_init_decl_processing): Remove old location code.
3384 (finish_function): Likewise.
3385 * recog.c (decode_asm_operands): Remove old location code.
3386 * c-pch.c (c_common_read_pch): Remove old location code.
3387 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3389 * gimple-low.c (lower_function_body): Remove old location code.
3390 * toplev.c (unknown_location): Remove.
3391 (push_srcloc): Remove old-location variant.
3392 (process_options): Remove old location code.
3393 (lang_dependent_init): Likewise.
3394 * input.h (UNKNOWN_LOCATION): Move definition.
3395 (location_t): Undeprecate.
3396 (source_locus): Remove.
3397 (location_from_locus): Remove.
3398 (struct location_s): Remove.
3399 Remove all old-location code.
3400 (input_line, input_filename): Remove.
3401 * final.c (final_scan_insn): Remove old location code.
3402 * diagnostic.c (diagnostic_build_prefix): Remove
3403 USE_MAPPED_LOCATION test.
3404 * tree.h (gimple_stmt) <locus>: Now a location_t.
3405 (tree_exp) <locus>: Likewise.
3406 (DECL_IS_BUILTIN): Remove old-location variant.
3407 (annotate_with_file_line, annotate_with_locus): Likewise.
3408 (expr_locus, set_expr_locus): Update.
3409 * tree.c (build1_stat): Remove old location code.
3410 (last_annotated_node): Remove.
3411 (annotate_with_file_line): Remove old-location variant.
3412 (annotate_with_locus): Likewise.
3413 (expr_location): Remove old location code.
3414 (set_expr_location): Likewise.
3415 (expr_has_location): Likewise.
3416 (expr_locus): Likewise.
3417 (set_expr_locus): Likewise.
3418 (expr_filename): Don't use location_from_locus.
3419 (expr_lineno): Likewise.
3420 * rtl-error.c (location_for_asm): Remove old location code.
3421 * c-lex.c (cb_line_change): Remove old location code.
3422 (fe_file_change): Likewise.
3423 (cb_def_pragma): Likewise.
3424 (c_lex_with_flags): Likewise.
3425 * gengtype.c (do_typedef): Don't special-case location types.
3426 (define_location_structures): Remove.
3427 (main): Don't call define_location_structures.
3428 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3431 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3434 * builtins.def (BUILT_IN_STDARG_START): Remove.
3435 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3436 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3437 * tree-inline.c (inline_forbidden_p_1): Likewise.
3439 2008-02-26 Richard Guenther <rguenther@suse.de>
3441 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3442 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3443 (lookup_decl_from_uid): Declare.
3444 (remove_decl_from_map): Likewise.
3445 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3446 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3447 (decl_for_uid_map): New global hashtable mapping DECL_UID
3449 (init_ttree): Allocate it.
3450 (insert_decl_to_uid_decl_map): New helper function.
3451 (make_node_stat): Insert new decls into the map.
3452 (copy_node_stat): Likewise.
3453 (lookup_decl_from_uid): New function.
3454 (remove_decl_from_map): Likewise.
3455 (print_decl_for_uid_map_statistics): New helper.
3456 (dump_tree_statistics): Call it.
3458 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3459 (referenced_var_iterator): Adjust.
3460 (FOR_EACH_REFERENCED_VAR): Adjust.
3461 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3462 (num_referenced_vars): Adjust.
3463 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3464 (first_referenced_var): Remove.
3465 (end_referenced_vars_p): Likewise.
3466 (next_referenced_var): Likewise.
3467 (referenced_var_iterator_set): New helper function.
3468 * tree-dfa.c (referenced_var_lookup): Adjust.
3469 (referenced_var_check_and_insert): Likewise.
3470 (remove_referenced_var): Likewise.
3471 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3472 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3473 (verify_call_clobbering): Likewise.
3474 (verify_memory_partitions): Likewise.
3475 (init_tree_ssa): Allocate bitmap instead of hashtable for
3477 (delete_tree_ssa): Adjust.
3478 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3479 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3480 (compute_tag_properties): Likewise.
3481 (set_initial_properties): Likewise.
3482 (find_partition_for): Likewise.
3483 (update_reference_counts): Likewise.
3484 (dump_may_aliases_for): Likewise.
3485 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3486 (add_call_clobber_ops): Likewise.
3487 (add_call_read_ops): Likewise.
3488 (get_asm_expr_operands): Likewise.
3489 * tree-into-ssa.c (dump_decl_set): Likewise.
3490 (update_ssa): Likewise.
3491 * tree-sra.c (scan_function): Likewise.
3492 (decide_instantiations): Likewise.
3493 (scalarize_parms): Likewise.
3494 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3495 (dsa_named_for): Likewise.
3496 * tree-ssa-structalias.c (update_alias_info): Likewise.
3497 (merge_smts_into): Likewise.
3499 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3502 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3503 * c-opts.c (c_common_handle_option): Wall enables
3504 Wvolatile-register-var.
3505 * common.opt: Move Wvolatile-register-var to...
3508 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3510 * common.opt (Wlarger-than=): New.
3511 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3513 * opts.c (common_handle_option): Handle -Wlarger-than=.
3514 * optc-gen.awk: Likewise.
3515 * opth-gen.awk: Likewise.
3516 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3517 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3519 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3521 * c-common.c (match_case_to_enum_1): Add appropriate
3522 OPT_W* parameter to warning.
3523 (c_do_switch_warnings): Likewise.
3524 * c-typeck.c (warning_init): Add one more parameter following
3526 (push_init_level): Update call to warning_init.
3527 (pop_init_level): Likewise.
3528 (add_pending_init): Likewise.
3529 (output_init_element: Likewise.
3531 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3534 * toplev.c (toplev_main): If there are warnings or error, print
3535 errors for ignored options.
3536 * opts.c (ignored_options): New static variable.
3537 (postpone_unknown_option_error): New.
3538 (print_ignored_options): New.
3539 (handle_option): Postpone errors for unknown -Wno-* options.
3540 * opts.h (print_ignored_options): Declare.
3542 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3544 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3547 2008-02-25 Richard Guenther <rguenther@suse.de>
3550 2008-02-25 Richard Guenther <rguenther@suse.de>
3552 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3553 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3554 (lookup_decl_from_uid): Declare.
3555 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3556 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3557 (decl_for_uid_map): New global hashtable mapping DECL_UID
3559 (init_ttree): Allocate it.
3560 (insert_decl_to_uid_decl_map): New helper function.
3561 (make_node_stat): Insert new decls into the map.
3562 (copy_node_stat): Likewise.
3563 (lookup_decl_from_uid): New function.
3564 (print_decl_for_uid_map_statistics): New helper.
3565 (dump_tree_statistics): Call it.
3567 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3568 (referenced_var_iterator): Adjust.
3569 (FOR_EACH_REFERENCED_VAR): Adjust.
3570 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3571 (num_referenced_vars): Adjust.
3572 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3573 (first_referenced_var): Remove.
3574 (end_referenced_vars_p): Likewise.
3575 (next_referenced_var): Likewise.
3576 (referenced_var_iterator_set): New helper function.
3577 * tree-dfa.c (referenced_var_lookup): Adjust.
3578 (referenced_var_check_and_insert): Likewise.
3579 (remove_referenced_var): Likewise.
3580 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3581 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3582 (verify_call_clobbering): Likewise.
3583 (verify_memory_partitions): Likewise.
3584 (init_tree_ssa): Allocate bitmap instead of hashtable for
3586 (delete_tree_ssa): Adjust.
3587 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3588 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3589 (compute_tag_properties): Likewise.
3590 (set_initial_properties): Likewise.
3591 (find_partition_for): Likewise.
3592 (update_reference_counts): Likewise.
3593 (dump_may_aliases_for): Likewise.
3594 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3595 (add_call_clobber_ops): Likewise.
3596 (add_call_read_ops): Likewise.
3597 (get_asm_expr_operands): Likewise.
3598 * tree-into-ssa.c (dump_decl_set): Likewise.
3599 (update_ssa): Likewise.
3600 * tree-sra.c (scan_function): Likewise.
3601 (decide_instantiations): Likewise.
3602 (scalarize_parms): Likewise.
3603 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3604 (dsa_named_for): Likewise.
3605 * tree-ssa-structalias.c (update_alias_info): Likewise.
3606 (merge_smts_into): Likewise.
3608 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3611 * doc/invoke.texi (-fcx-limited-range): Document new option.
3612 * toplev.c (process_options): Handle -fcx-fortran-rules.
3613 * common.opt: Add documentation for -fcx-fortran-rules.
3615 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3618 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3619 actual behaviour and C99.
3621 2008-02-26 Ben Elliston <bje@au.ibm.com>
3623 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3624 (ASM_CPU_POWER6_SPEC): Likewise.
3625 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3626 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3627 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3629 2008-02-25 Richard Guenther <rguenther@suse.de>
3631 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3632 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3633 (lookup_decl_from_uid): Declare.
3634 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3635 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3636 (decl_for_uid_map): New global hashtable mapping DECL_UID
3638 (init_ttree): Allocate it.
3639 (insert_decl_to_uid_decl_map): New helper function.
3640 (make_node_stat): Insert new decls into the map.
3641 (copy_node_stat): Likewise.
3642 (lookup_decl_from_uid): New function.
3643 (print_decl_for_uid_map_statistics): New helper.
3644 (dump_tree_statistics): Call it.
3646 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3647 (referenced_var_iterator): Adjust.
3648 (FOR_EACH_REFERENCED_VAR): Adjust.
3649 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3650 (num_referenced_vars): Adjust.
3651 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3652 (first_referenced_var): Remove.
3653 (end_referenced_vars_p): Likewise.
3654 (next_referenced_var): Likewise.
3655 (referenced_var_iterator_set): New helper function.
3656 * tree-dfa.c (referenced_var_lookup): Adjust.
3657 (referenced_var_check_and_insert): Likewise.
3658 (remove_referenced_var): Likewise.
3659 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3660 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3661 (verify_call_clobbering): Likewise.
3662 (verify_memory_partitions): Likewise.
3663 (init_tree_ssa): Allocate bitmap instead of hashtable for
3665 (delete_tree_ssa): Adjust.
3666 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3667 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3668 (compute_tag_properties): Likewise.
3669 (set_initial_properties): Likewise.
3670 (find_partition_for): Likewise.
3671 (update_reference_counts): Likewise.
3672 (dump_may_aliases_for): Likewise.
3673 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3674 (add_call_clobber_ops): Likewise.
3675 (add_call_read_ops): Likewise.
3676 (get_asm_expr_operands): Likewise.
3677 * tree-into-ssa.c (dump_decl_set): Likewise.
3678 (update_ssa): Likewise.
3679 * tree-sra.c (scan_function): Likewise.
3680 (decide_instantiations): Likewise.
3681 (scalarize_parms): Likewise.
3682 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3683 (dsa_named_for): Likewise.
3684 * tree-ssa-structalias.c (update_alias_info): Likewise.
3685 (merge_smts_into): Likewise.
3687 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3690 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3691 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3692 * alias.h (nonoverlapping_memrefs_p): Likewise.
3694 2008-02-25 Jan Beulich <jbeulich@novell.com>
3696 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3697 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3698 __emultls_get_address, __emultls_register_common,
3699 __floatundi?f, and _Unwind_GetIPInfo.
3700 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3701 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3702 (gen_regparm_prefix): Likewise.
3703 (i386_nlm_encode_section_info): Sync with
3704 config/i386/winnt.c:i386_pe_encode_section_info().
3705 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3706 i386_nlm_mangle_decl_assembler_name): New.
3707 (netware_override_options): New.
3708 * config/i386/netware.h (netware_override_options): Declare.
3709 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3710 (i386_nlm_mangle_decl_assembler_name): Declare.
3711 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3713 2008-02-25 Ben Elliston <bje@au.ibm.com>
3716 * c-decl.c (grokdeclarator): Remove unused local variables
3717 `typedef_type' and `type_as_written'.
3719 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3720 unused local variable `has_hot_blocks'.
3721 (fix_crossing_conditional_branches): Remove unused local variable
3724 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3727 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3728 using DEF_C99_BUILTIN.
3729 (BUILT_IN_NANF): Ditto.
3730 (BUILT_IN_NANL): Ditto.
3732 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3733 Revital Eres <eres@il.ibm.com>
3735 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3736 regarding the order of two dependent insns in the same row.
3738 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3740 * stor-layout.c (layout_decl): Do not bump the alignment of a
3741 bit-field to more than byte alignment if it is packed.
3743 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3745 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3748 2008-02-24 Diego Novillo <dnovillo@google.com>
3750 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3753 * tree-vrp.c (vrp_evaluate_conditional): With
3754 -Wtype-limits, emit a warning when comparing against a
3755 constant outside the natural range of OP0's type.
3756 * c.opt (Wtype-limits): Move ...
3757 * common.opt (Wtype-limits): ... here.
3759 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3761 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3762 * config/rs6000/e300c2c3.md: New file.
3763 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3765 (rs6000_override_options): Add e300c2 and e300c3 cases to
3766 processor_target_table. Do not allow usage of Altivec or Spe
3767 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3768 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3769 * config/rs6000/rs6000.h (processor_type): Add
3770 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3771 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3772 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3773 and ppce300c3. Include e300c2c3.md.
3775 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3777 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3778 instead of TARGET_STRICT_ALIGN.
3780 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3782 * explow.c (memory_address): Assert that the generated address is
3785 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3788 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3789 * config/darwin-ppc-ldouble-patch.def: New file.
3790 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3791 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3792 SUBTARGET_INIT_BUILTINS if defined.
3793 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3796 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3799 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3800 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
3802 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3805 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
3806 file" warning condtional on -Winvalid-PCH.
3808 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3810 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
3812 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
3816 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
3817 prevent reload from using MMX registers.
3818 (*mov<mode>_internal): Ditto.
3819 (*movv2sf_internal_rex64): Ditto.
3820 (*movv2sf_internal): Ditto.
3822 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3824 PR documentation/31569
3825 * doc/install.texi2html: Use makeinfo --no-number-sections.
3827 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3829 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
3830 ensure that we can address an entire entity > 8 bytes. Don't
3831 generate reg+reg addressing for such data.
3833 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3835 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
3836 strings when optimizing for size, unless the target cares about
3839 2008-02-22 Tom Tromey <tromey@redhat.com>
3841 * regclass.c (current_pass): Remove declaration.
3843 2008-02-22 Anatoly Sokolov <aesok@post.ru>
3845 * config/avr/libgcc.S (__RAMPZ__): Define.
3846 (__do_copy_data): Add for devices with 128KB code memory.
3848 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3850 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3852 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
3854 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
3856 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
3859 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3862 * c-typeck.c (build_binary_op): Warn about floating point
3863 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
3865 2008-02-21 Janis Johnson <janis187@us.ibm.com>
3868 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
3869 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
3871 (rs6000_override_options): Set altivec_abi as default, not override,
3872 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
3873 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
3874 is used; use new member spe_abi.
3875 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
3876 spe_abi and altivec_abi.
3878 2008-02-22 Tomas Bily <tbily@suse.cz>
3880 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
3882 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3885 * config.build (build_file_translate): Set to `CMD //c' only if
3887 * Makefile.in (build_file_translate): Improve comment.
3889 2008-02-21 Jan Hubicka <jh@suse.cz>
3891 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
3892 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
3893 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
3895 2008-02-21 Michael Matz <matz@suse.de>
3898 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
3900 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
3902 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
3903 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
3905 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
3906 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
3907 SSE_VEC_FLOAT_MODE_P as insn constraint.
3908 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
3909 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
3910 sse4a_movntdf using MODEF mode iterator.
3911 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
3912 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
3913 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
3914 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
3915 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
3916 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
3917 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
3919 2008-02-21 Richard Guenther <rguenther@suse.de>
3921 * tree.def (PAREN_EXPR): New tree code.
3922 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
3924 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
3925 * expr.c (expand_expr_real_1): Likewise.
3926 * tree-inline.c (estimate_num_insns_1): Likewise.
3927 * tree-complex.c (expand_complex_move): Likewise.
3928 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
3931 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3934 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
3936 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3939 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
3941 * config/sh/sh.c (find_barrier): Don't go past
3942 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
3944 2008-02-20 DJ Delorie <dj@redhat.com>
3946 * config/h8300/h8300.md (insv): Force source operand to be a register.
3948 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3949 as a jump, not as a plain insn.
3951 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3953 * doc/invoke.texi (Warning Options): Add new option
3954 -Wframe-larger-than=.
3955 (-Wframe-larger-than): Document.
3957 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3958 Add declarations for new option variables.
3960 * final.c (final_start_function): Check the frame size
3961 before emission and issue a Wframe-larger-than warning.
3963 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3964 Add definitions for new option variables.
3965 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3967 * common.opt (Wframe-larger-than=): New option.
3969 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3971 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3972 (<sse>_div<mode>3): Ditto.
3973 (<sse>_vmdiv<mode>3): Ditto.
3974 (<sse>_vmsqrt<mode>2): Ditto.
3975 (*smax<mode>3): Ditto.
3976 (sse5_frcz<mode>2): Ditto.
3977 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3980 2008-02-20 Richard Guenther <rguenther@suse.de>
3983 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3984 be happy with INTEGRAL_TYPE_P.
3986 2008-02-20 Richard Guenther <rguenther@suse.de>
3988 * fold-const.c (split_tree): Associate floatig-point expressions
3989 if flag_associative_math is set.
3991 2008-02-20 Richard Guenther <rguenther@suse.de>
3993 * tree.h (fold_real_zero_addition_p): Declare.
3994 * fold-const.c (fold_real_zero_addition_p): Export.
3995 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3996 floating-point operations with zero and one.
3998 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
4000 * doc/install.texi: Correct references to CFLAGS, replacing them
4001 with BOOT_CFLAGS. Document flags used during bootstrap for
4004 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4006 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
4007 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
4008 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
4010 (smin<mode>3): Ditto from similar patterns.
4011 (smax<mode>3): Ditto.
4012 (*ieee_smin<mode>3): Ditto.
4013 (*ieee_smax<mode>3): Ditto.
4014 * config/i386/sse.md (sse): New mode attribute.
4015 (mov<mode>): Macroize expander from movv4sf and movv2df using
4016 SSEMODEF2P mode iterator.
4017 (<sse>_movnt<mode>): Ditto from similar patterns. Use
4018 SSE_VEC_FLOAT_MODE_P as insn constraint.
4019 (storent<mode>): Ditto.
4020 (storent<mode>): Macroize expander from storentsf and storentdf using
4021 MODEF mode iterator.
4022 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
4023 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
4024 (abs<mode>2): Ditto from similar patterns.
4025 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
4026 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
4027 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
4028 (<sse>_vmsqrt<mode>2): Ditto.
4029 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
4030 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
4031 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
4032 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
4033 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
4034 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
4035 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
4037 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
4038 iterator and SSE_FLOAT_MODE_P as insn constraint.
4039 (<sse>_ucomi): Ditto from similar patterns.
4040 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
4041 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
4042 SSE_VEC_FLOAT_MODE_P as insn constraint.
4043 (vcond<mode>): Ditto from similar patterns.
4044 (and<mode>3, *and<mode>3): Ditto.
4045 (<sse>_nand<mode>3): Ditto.
4046 (ior<mode>3, *ior<mode>3): Ditto.
4047 (xor<mode>3, *xor<mode>3): Ditto.
4048 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
4049 iterator and SSE_FLOAT_MODE_P as insn constraint.
4050 (*nand<mode>3): Ditto from similar patterns.
4051 (*ior<mode>3): Ditto.
4052 (*xor<mode>3): Ditto.
4054 2008-02-20 Ira Rosen <irar@il.ibm.com>
4056 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
4057 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
4058 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
4060 2008-02-19 Jan Hubicka <jh@suse.cz>
4062 * predict.c (tree_bb_level_predictions): Remove variable next
4063 mistakely introduced by previous commit.
4065 2008-02-19 Jan Hubicka <jh@suse.cz>
4067 * predict.c (predict_paths_leading_to): Rewrite.
4068 (predict_paths_for_bb): New.
4069 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
4071 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4074 * Makefile.in (build_file_translate): New.
4075 (gcc-vers.texi): Use it for translating $(abs_srcdir).
4076 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
4077 * configure.ac (build_file_translate): Substitute it.
4078 * configure: Regenerate.
4080 2008-02-19 Jan Hubicka <jh@suse.cz>
4082 PR rtl-optimization/34408
4083 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
4086 2008-02-19 Jan Hubicka <jh@suse.cz>
4089 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
4092 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
4095 * config/i386/i386-modes.def: Revert the last DI alignment
4096 change until Ada people can look into it.
4098 2008-02-19 Nick Clifton <nickc@redhat.com>
4100 * opts.c (print_specific_help): Fix typo in --help text.
4102 2008-02-19 Jakub Jelinek <jakub@redhat.com>
4105 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
4106 32-bit inline asm without asm alternatives for host GCC < 3.0.
4108 2008-02-19 Richard Guenther <rguenther@suse.de>
4110 PR tree-optimization/34989
4111 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
4112 Allow propagation to INDIRECT_REF if we can simplify only.
4114 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4116 * c-common.c (warn_for_collisions_1): Use appropriate option when
4119 2008-02-19 Nick Clifton <nickc@redhat.com>
4122 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
4123 (handle_options): Fix indentation.
4124 (print_filtered_help): If no language-specific options were
4125 displayed tell the user how to list all the options supported by
4126 the language's front-end.
4127 (print_specific_help): Fix indentation and remove duplicate line.
4128 (common_handle_option): Handle the -v option.
4129 For --help enable the display of undocumented options if the -v
4130 switch has been included on the command line.
4131 For --help= check for overlaps in the arguments between the option
4132 classes and the language names and issue a warning when they
4133 cannot be disambiguated.
4134 * c.opt (v): Pass on to the common option handler.
4136 2008-02-19 Revital Eres <eres@il.ibm.com>
4138 * modulo-sched.c (sms_schedule): Change dump message when
4139 create_ddg function fails.
4140 (try_scheduling_node_in_cycle): Rename row to cycle.
4141 (print_partial_schedule): Rename CYCLE to ROW.
4143 2008-02-19 Christian Bruel <christian.bruel@st.com>
4144 Zdenek Dvorak <ook@ucw.cz>
4146 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
4148 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4151 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
4152 (*x86_movdicc_0_m1_se): Ditto.
4154 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4156 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
4157 (CMPtype): Define as __gcc_CMPtype.
4158 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
4159 (CMPtype): Define as __gcc_CMPtype.
4161 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
4163 Support valgrind 3.3 for --enable-checking=valgrind.
4164 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
4166 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
4167 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
4168 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
4169 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
4170 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
4171 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
4172 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
4174 * ggc-zone.c: Similar.
4175 * ggc-page.c: Similar.
4177 2008-02-19 Paul Brook <paul@codesourcery.com>
4180 * config/arm/ieee754-df.S: Fix do_it typo.
4181 * config/arm/ieee754-sf.S: Fix do_it typo.
4183 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4186 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
4187 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
4188 (OPTION_MASK_ISA_SSE_SET): Likewise.
4189 (OPTION_MASK_ISA_SSE2_SET): Likewise.
4190 (OPTION_MASK_ISA_SSE3_SET): Likewise.
4191 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
4192 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
4193 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
4194 (OPTION_MASK_ISA_SSE4_SET): Likewise.
4195 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
4196 (OPTION_MASK_ISA_SSE5_SET): Likewise.
4197 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
4198 (OPTION_MASK_ISA_MMX_UNSET): Updated.
4199 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
4200 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4201 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4202 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4203 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4204 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4205 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4206 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
4207 (OPTION_MASK_ISA_SSE4): Removed.
4208 (ix86_handle_option): Turn on bits in ix86_isa_flags and
4209 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
4210 (override_options): Don't turn on implied SSE/MMX bits in
4213 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4215 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4218 2008-02-18 Joey Ye <joey.ye@intel.com>
4221 * tree-nested.c (insert_field_into_struct): Set type alignment
4222 to field alignment if the former is less than the latter.
4224 2008-02-18 Jakub Jelinek <jakub@redhat.com>
4226 * BASE-VER: Set to 4.4.0.
4228 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4230 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
4231 * doc/cfg.texi: Likewise.
4232 * doc/extend.texi: Likewise.
4233 * doc/gty.texi: Likewise.
4234 * doc/invoke.texi: Likewise.
4235 * doc/loop.texi: Likewise.
4236 * doc/md.texi: Likewise.
4237 * doc/passes.texi: Likewise.
4238 * doc/rtl.texi: Likewise.
4239 * doc/sourcebuild.texi: Likewise.
4240 * doc/tm.texi: Likewise.
4241 * doc/tree-ssa.texi: Likewise.
4243 2008-02-17 Richard Guenther <rguenther@suse.de>
4246 * tree-complex.c (init_parameter_lattice_values): Handle parameters
4247 without default definition.
4249 2008-02-17 Richard Guenther <rguenther@suse.de>
4251 PR tree-optimization/35231
4252 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
4255 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
4258 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4259 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4260 libgcc_cmp_return mode.
4262 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4265 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
4267 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
4269 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
4272 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4274 * doc/c-tree.texi: Use `@.' where appropriate.
4275 * doc/extend.texi: Likewise.
4276 * doc/install.texi: Likewise.
4277 * doc/invoke.texi: Likewise.
4278 * doc/loop.texi: Likewise.
4279 * doc/makefile.texi: Likewise.
4280 * doc/md.texi: Likewise.
4281 * doc/passes.texi: Likewise.
4282 * doc/standards.texi: Likewise.
4283 * doc/tm.texi: Likewise.
4285 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4288 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
4290 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
4291 rather than in entry_bb.
4293 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4295 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4296 libgcc_cmp_return mode.
4298 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4301 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
4302 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
4304 2008-02-15 Richard Guenther <rguenther@suse.de>
4305 Zdenek Dvorak <ook@ucw.cz>
4307 PR tree-optimization/35164
4308 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
4309 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
4310 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4311 Only propagate addresses which do not have abnormal SSA_NAMEs
4314 2008-02-15 Joseph Myers <joseph@codesourcery.com>
4317 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
4319 2008-02-15 Jan Hubicka <jh@suse.cz>
4322 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
4324 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4327 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4328 when calculating alignment_pad.
4330 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4332 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4333 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4334 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4335 and STACK_BOUNDARY define.
4337 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4339 PR preprocessor/35061
4340 * c-pragma.c (handle_pragma_pop_macro): Check that
4341 pushed_macro_table has been allocated.
4343 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4346 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4347 (force_gimple_operand): Likewise.
4348 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4349 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4350 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4351 (find_interesting_uses_address): Check addressability and alignment
4352 of the base expression only after substituting bases of IVs into it.
4354 2008-02-14 Michael Matz <matz@suse.de>
4357 * function.c (instantiate_virtual_regs_in_insn): Reload address
4358 before falling back to reloading the whole operand.
4360 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4362 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4363 before the first section switch note.
4365 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4367 * doc/bugreport.texi: Update copyright years.
4368 * doc/c-tree.texi: Likewise.
4369 * doc/cfg.texi: Likewise.
4370 * doc/cpp.texi: Likewise.
4371 * doc/cppinternals.texi: Likewise.
4372 * doc/fragments.texi: Likewise.
4373 * doc/frontends.texi: Likewise.
4374 * doc/gcc.texi: Likewise.
4375 * doc/gty.texi: Likewise.
4376 * doc/hostconfig.texi: Likewise.
4377 * doc/implement-c.texi: Likewise.
4378 * doc/libgcc.texi: Likewise.
4379 * doc/loop.texi: Likewise.
4380 * doc/makefile.texi: Likewise.
4381 * doc/options.texi: Likewise.
4382 * doc/passes.texi: Likewise.
4383 * doc/rtl.texi: Likewise.
4384 * doc/sourcebuild.texi: Likewise.
4385 * doc/standards.texi: Likewise.
4386 * doc/tree-ssa.texi: Likewise.
4387 * doc/trouble.texi: Likewise.
4389 * doc/extend.texi: Use @: or add comma where appropriate.
4390 * doc/invoke.texi: Likewise.
4391 * doc/tm.texi: Likewise.
4393 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4396 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4399 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4401 * doc/md.texi (clz, ctz): Add reference.
4402 * doc/rtl.texi (clz, ctz): Likewise.
4404 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4407 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4410 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4412 * config/s390/s390.c (struct constant_pool): New field
4413 emit_pool_after added.
4414 (s390_mainpool_start): Set the emit_pool_after flag according
4415 to the section switch notes.
4416 (s390_mainpool_finish): Consider emit_pool_after when emitting
4417 the literal pool at the end of the function.
4418 (s390_chunkify_start): Force literal pool splits at section
4421 2008-02-13 Michael Matz <matz@suse.de>
4424 * var-tracking.c (clobber_variable_part): Correctly traverse the
4427 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4430 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4431 Add -fdump-ipa-inline.
4432 * tree-dump.c (dump_files): Remove tree-inlined dump.
4433 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4435 2008-02-12 Richard Guenther <rguenther@suse.de>
4437 PR tree-optimization/35171
4438 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4441 2008-02-12 Richard Guenther <rguenther@suse.de>
4444 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4445 value-preserving mode. Disallow final truncation.
4447 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4450 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4451 code from here to...
4452 (force_gimple_operand): ...here.
4454 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4457 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4458 non-compatible pointers.
4459 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4460 different FIELD_DECLs, try harder by comparing field offsets, sizes
4464 * function.c (match_asm_constraints_1): Don't replace the same input
4467 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4469 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4470 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4471 (expand_epilogue): Restore RAMPZ register.
4472 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4474 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4476 * config/i386/cygwin.asm: (__alloca): Correct calling
4477 convention and alignment.
4478 (__chkstk): Force 8 byte stack alignment.
4480 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4481 Richard Guenther <rguenther@suse.de>
4483 PR tree-optimization/33992
4484 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4485 the zero we compare against.
4487 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4490 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4491 to CloseHandle after unlocking to prevent accumulation of handle
4494 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4497 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4498 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4499 and update LABEL_NUSES during and after reload.
4501 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4504 * combine.c (simplify_if_then_else): Make sure the comparison is
4505 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4507 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4510 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4511 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4512 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4513 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4514 * tree.h (get_type_static_bounds): Likewise.
4516 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4518 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4519 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4520 Make -Wfoo language annotations match what the compiler outputs.
4522 2008-02-08 Sa Liu <saliu@de.ibm.com>
4524 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4525 intrinsics spu_convts, spu_convtu, spu_convtf.
4526 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4528 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4530 * doc/extend.texi (Function Attributes) <noinline>: Mention
4531 asm ("") as method to keep calls.
4533 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4536 * doc/options.texi (Options): Replace references to opts.sh with
4538 * opts-common.c: Likewise.
4539 * optc-gen.awk: Likewise.
4541 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4543 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4545 2008-02-07 Richard Henderson <rth@redhat.com>
4548 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4549 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4552 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4554 PR tree-optimization/35085
4555 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4556 for operand entry oe2 in addition to operand entry oe3 in order to
4557 expose more opportunities for vectorizer sum reduction.
4559 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4562 * Makefile.in (LIBS): Remove $(GMPLIBS).
4563 (cc1-dummy, cc1): Add $(GMPLIBS).
4565 2008-02-06 Jan Hubicka <jh@suse.cz>
4568 * i386.md (moddf_integer): Do not produce partial memory stalls for
4569 targets where it hurts.
4571 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4574 * optabs.c (expand_float): Do not check for decimal modes when
4575 expanding unsigned integer through signed conversion.
4577 2008-02-06 Nick Clifton <nickc@redhat.com>
4579 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4580 inside the clobber with a match_operand and duplicated operand
4581 number in the constraint.
4582 (ineqbranchsi): Delete redundant comment.
4584 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4586 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4587 builtin_define ("__USE_INIT_FINI__").
4588 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4590 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4592 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4594 PR documentation/30330
4595 * doc/invoke.texi (C++ Dialect Options)
4596 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4597 For each warning option -Wfoo that allows -Wno-foo, ensure both
4598 -Wfoo and -Wno-foo are listed in the option index. Fix index
4599 entry of -Wswitch-default, index -Wnormalized= including the
4600 `=', and -Wlarger-than-@var{len} including @var{len}.
4602 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4604 * config/i386/i386.md (floatunssisf2): Use
4605 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4606 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4607 Macroize expander using MODEF mode iterator.
4609 2008-02-05 Diego Novillo <dnovillo@google.com>
4611 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4614 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4616 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4619 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4621 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4624 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4625 to indicate if a message should be generated.
4626 (init_cumulative_args): Updated.
4627 (function_value_32): Likewise.
4629 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4631 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4633 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4636 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4637 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4639 2008-02-04 Diego Novillo <dnovillo@google.com>
4641 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4644 * tree-vrp.c (vrp_evaluate_conditional): With
4645 -Wtype-limits, emit a warning when comparing against a
4646 constant outside the natural range of OP0's type.
4648 2008-02-04 Richard Guenther <rguenther@suse.de>
4651 * expr.c (count_type_elements): Give for unions instead of
4654 2008-02-04 Richard Guenther <rguenther@suse.de>
4657 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4658 to TYPE_DOMAINs base type instead of using bitsizetype here.
4660 2008-02-03 Jason Merrill <jason@redhat.com>
4662 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4664 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4667 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4668 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4669 (RS/6000 and PowerPC Options): Fix typos and markup.
4670 * doc/passes.texi (Tree-SSA passes): Likewise.
4672 2008-02-02 Michael Matz <matz@suse.de>
4675 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4676 from record_last_reg_set_info.
4677 (record_last_reg_set_info): Take an RTX argument, iterate over all
4678 constituent hardregs.
4679 (record_last_set_info, record_opr_changes): Change calls to
4680 new signature or to record_last_reg_set_info_regno.
4682 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4684 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4686 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4688 PR rtl-optimization/34773
4689 * reg-notes.def (EQUAL): Mention significance of combination of
4690 REG_EQUAL and REG_RETVAL.
4691 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4692 insn that has a REG_RETVAL.
4694 2008-02-01 Roger Sayle <roger@eyesopen.com>
4697 * configure.ac (--enable-fixed-point): Disable unless explicitly
4699 * configure: Regenerate.
4701 2008-02-01 Richard Guenther <rguenther@suse.de>
4704 * invoke.texi (-finline-limit): Remove no longer true parts
4705 of the documentation. Note that there is no default value.
4707 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4708 Mark Mitchell <mark@codesourcery.com>
4709 Ben Elliston <bje@au.ibm.com>
4712 * doc/extend.texi (Other Builtins): Document.
4714 2008-01-31 Tom Browder <tom.browder@gmail.com>
4716 * doc/c-tree.texi (Types): Fix grammar.
4717 (Expression trees): Ditto.
4718 * doc/passes.texi (Tree-SSA passes): Ditto.
4720 * doc/configterms.texi (Configure Terms): Fix typo.
4721 * doc/cpp.texi (Common Predefined Macros): Ditto.
4722 * doc/md.texi (Machine Constraints): Ditto.
4724 * doc/makefile.texi (Makefile): Add comma.
4726 2008-01-31 Tom Browder <tom.browder@gmail.com>
4727 Gerald Pfeifer <gerald@pfeifer.com>
4729 * doc/sourcebuild.texi (Front End): Remove references to CVS
4730 and CVSROOT/modules.
4731 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4732 (Back End): Remove reference to CVS.
4734 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4737 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4739 (mips16_gp_pseudo_reg): ...here.
4740 * config/mips/mips.md (load_const_gp): Replace with...
4741 (load_const_gp_<mode>): ...this :P-based insn.
4743 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4745 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4746 options. Minor fixes.
4747 (-std): Move reference to standards closer to where language
4748 standards are first mentioned.
4750 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4752 PR rtl-optimization/34995
4753 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4754 parameter and return a bool. If the rtx parameter is nonnull,
4755 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4756 (find_reloads): Update call accordingly. Pass the new operand
4757 if it needed no address reloads, otherwise pass null.
4759 2008-01-30 Richard Henderson <rth@redhat.com>
4762 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4763 for unbounded arrays.
4765 2008-01-30 Silvius Rus <rus@google.com>
4767 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4769 2008-01-30 Jan Hubicka <jh@suse.cz>
4772 * i386.c (init_cumulative_args): Use real function declaration when
4775 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4777 PR rtl-optimization/34998
4778 * global.c (build_insn_chain): Treat non-subreg_lowpart
4779 SUBREGs of pseudos as clobbering all the words covered by the
4780 SUBREG, not just all the bytes.
4781 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4782 original df_ref rather than an extract parameter.
4783 (global_conflicts): Update call accordingly.
4785 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4787 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4788 the overflow check to make it easier to read.
4789 (__fixtfdi): Change the type of the ll member in union
4790 long_double to UDItype_x.
4792 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4795 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4796 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4797 * tree-inline.c (fold_marked_statements): Call
4798 cgraph_update_edges_for_call_stmt if folding a call statement.
4799 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4800 debug_generic_stmt calls, reset it back afterwards.
4803 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
4805 * c-typeck.c (build_external_ref): Don't pedwarn about
4806 static vars in current function's scope.
4808 2008-01-29 Joseph Myers <joseph@codesourcery.com>
4810 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
4812 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
4815 * ipa-struct-reorg.c: Fix spelling.
4816 * params.def: Ditto.
4818 2008-01-29 Richard Guenther <rguenther@suse.de>
4821 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
4823 * tree-inline.c (remap_type): Increment remapping_type_depth
4824 around remapping types.
4825 (copy_body_r): Only add referenced variables if they are referenced
4826 from code, not types.
4828 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
4839 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
4840 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
4842 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
4845 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
4846 pointer for tiny stack.
4848 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4850 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
4852 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4854 * config/vx-common.h: Fix typo in comment.
4856 2008-01-28 Ian Lance Taylor <iant@google.com>
4860 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
4861 coalesce pointers if they have different DECL_NO_TBAA_P values.
4862 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
4863 between variables with different DECL_NO_TBAA_P values.
4865 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
4868 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
4869 are not legitimate small data references on SPE targets.
4871 2008-01-28 David Daney <ddaney@avtrex.com>
4873 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
4875 2008-01-28 David Daney <ddaney@avtrex.com>
4877 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
4879 2008-01-27 Joseph Myers <joseph@codesourcery.com>
4881 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
4882 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
4883 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
4884 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
4885 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4886 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
4887 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
4888 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
4890 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4892 * basic-block.h (condjump_equiv_p): Fix comment.
4894 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4896 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
4897 print_generic_stmt_indented): Fix comment.
4899 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4901 * configure.ac (__stack_chk_fail): Add detecion for availability
4902 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
4903 * configure: Regenerate.
4905 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
4908 * final.c (output_addr_const): Handle TRUNCATE.
4910 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
4913 * tree-ssa-loop-ivopts.c (comp_cost): New type.
4914 (zero_cost, infinite_cost): New constants.
4915 (struct cost_pair): Change type of cost to comp_cost.
4916 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
4917 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
4919 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
4920 split_address_cost, ptr_difference_cost, difference_cost,
4921 get_computation_cost_at, get_computation_cost,
4922 determine_use_iv_cost_generic, determine_use_iv_cost_address,
4923 determine_use_iv_cost_condition, determine_use_iv_costs,
4924 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
4925 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
4926 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
4927 Change type of cost to comp_cost.
4928 (determine_iv_cost): Increase cost of non-original ivs, instead
4929 of decreasing the cost of original ones.
4930 (get_address_cost): Indicate the complexity of the addressing mode
4932 (try_add_cand_for): Prefer using ivs not specific to some object.
4933 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
4935 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
4936 Janis Johnson <janis187@us.ibm.com>
4939 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
4940 (TARGET_INSTANTIATE_DECLS): Likewise.
4941 * target.h (expand_to_rtl_hook): New target hook.
4942 (instantiate_decls): Likewise.
4943 * function.c (instantiate_decl): Make non-static. Rename to...
4944 (instantiate_decl_rtl): ... this.
4945 (instantiate_expr): Use instantiate_decl_rtl.
4946 (instantiate_decls_1): Likewise.
4947 (instantiate_decls): Likewise.
4948 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4949 * function.h (instantiate_decl_rtl): Add prototype.
4950 * cfgexpand.c (target.h): New include.
4951 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4952 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4953 (TARGET_INSTANTIATE_DECLS): Likewise.
4954 (TARGET_INITIALIZER): New target hooks added.
4955 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4957 * config/rs6000/rs6000.c (tree-flow.h): New include.
4958 (machine_function): Add sdmode_stack_slot field.
4959 (rs6000_alloc_sdmode_stack_slot): New function.
4960 (rs6000_instantiate_decls): Likewise.
4961 (rs6000_secondary_memory_needed_rtx): Likewise.
4962 (rs6000_check_sdmode): Likewise.
4963 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4964 (TARGET_INSTANTIATE_DECLS): Likewise.
4965 (rs6000_hard_regno_mode_ok): Allow SDmode.
4966 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4967 (rs6000_emit_move): Handle SDmode.
4968 (function_arg_advance): Likewise.
4969 (function_arg): Likewise.
4970 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4971 SDmode var args for 32-bit compiles.
4972 (rs6000_secondary_reload_class): Handle SDmode.
4973 (rs6000_output_function_epilogue): Likewise.
4974 (rs6000_function_value): Simplify if statement.
4975 (rs6000_libcall_value): Likewise.
4976 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4977 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4978 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4979 (movsd_hardfloat): New define_insn.
4980 (movsd_softfloat): Likewise.
4981 (movsd_store): Likewise.
4982 (movsd_load): Likewise.
4983 (extendsddd2): Likewise.
4984 (extendsdtd2): Likewise.
4985 (truncddsd2): Likewise.
4986 (movdd_hardfloat64): Fixup comment.
4987 (UNSPEC_MOVSD_LOAD): New constant.
4988 (UNSPEC_MOVSD_STORE): Likewise.
4990 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4993 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4995 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4996 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4997 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
5000 2008-01-26 David Edelsohn <edelsohn@gnu.org>
5003 * config.gcc: Separate AIX 5.3 from AIX 6.1.
5004 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5005 __LONGDOUBLE128 too.
5006 * config/rs6000/aix61.h: New file.
5008 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5010 PR rtl-optimization/34959
5011 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
5012 popcount and parity rtxes the same mode as their operand.
5013 Truncate or extend the result to the return value's mode
5016 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5019 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
5020 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
5021 to GOT_VERSION_REGNUM.
5022 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
5023 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
5024 * config/mips/mips.c (mips_emit_call_insn): New function.
5025 (mips_call_tls_get_addr): Call mips_expand_call directly.
5026 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
5028 (mips16_build_call_stub): Likewise. Return the call insn or null.
5029 (mips_expand_call): Update the call to mips16_build_call_stub
5030 accordingly and a remove redundant condition. Assert that MIPS16
5031 stubs do not use lazy binding. Use mips_emit_call_insn and return
5033 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
5035 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
5036 (mips_avoid_hazard): Remove hazard_set handling.
5037 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
5038 (UNSPEC_RESTORE_GP): ...this.
5039 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
5040 (FAKE_CALL_REGNO): Rename to...
5041 (GOT_VERSION_REGNUM): ...this.
5042 (type): Add "ghost" value. Add an associated insn reservation.
5043 (hazard_set): Remove.
5044 (exception_receiver): Rename to...
5045 (restore_gp): ...this and update the unspec identifier accordingly.
5046 (exception_receiver, nonlocal_got_receiver): New expanders.
5047 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
5048 FAKE_CALL_REGNO. Remove hazard_set attribute.
5049 (set_got_version, update_got_version): New patterns.
5051 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
5054 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
5056 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5059 * doc/install.texi2html: Generate gcc-vers.texi.
5061 2008-01-25 DJ Delorie <dj@redhat.com>
5063 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5065 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5067 * config/c4x: Remove directory.
5068 * config.gcc (crx-*, mt-*): Mark obsolete.
5069 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
5070 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
5071 sh-*-rtemscoff*): Remove cases.
5072 * defaults.h (C4X_FLOAT_FORMAT): Remove.
5073 * real.c (encode_c4x_single, decode_c4x_single,
5074 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
5075 c4x_extended_format): Remove.
5076 * real.h (c4x_single_format, c4x_extended_format): Remove.
5077 * doc/extend.texi (interrupt, naked): Remove mention of attributes
5079 (Pragmas): Remove comment about c4x pragmas.
5080 * doc/install.texi (c4x): Remove target-specific instructions.
5081 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
5082 * doc/md.texi (Machine Constraints): Remove C4x documentation.
5083 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
5084 refer to C4x source files as examples.
5085 (C4X_FLOAT_FORMAT): Remove documentation.
5087 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
5089 * config/bfin/bfin.c (override_options): Reorder tests so that
5090 flag_pic gets enabled for -msep-data.
5092 2008-01-25 Richard Guenther <rguenther@suse.de>
5095 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
5096 to its bitfield precision if required.
5098 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5101 * tree-nested.c (walk_omp_for): New function.
5102 (convert_nonlocal_reference, convert_local_reference): Call
5103 walk_omp_for on OMP_FOR.
5104 (convert_call_expr): Call walk_body on OMP_FOR's
5105 OMP_FOR_PRE_INIT_BODY.
5107 2008-01-25 Richard Guenther <rguenther@suse.de>
5109 PR tree-optimization/34966
5110 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
5111 default defs and PHI_NODEs we have to insert after the
5114 2008-01-24 Nick Clifton <nickc@redhat.com>
5116 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
5117 Provide a default definition.
5118 (LIBGCC2_UNITS_PER_WORD): Likewise.
5120 * config/stormy16/stormy16.c: Include df.h for the prototype
5121 for df_regs_ever_live_p.
5122 (xstormy16_expand_builtin_va_start): Convert the stack offset
5123 into a component_ref and then use POINTER_PLUS_EXPR to add it
5124 to the incoming_virtual_args_rtx.
5125 (xstormy16_gimplify_va_arg_expr): Rename to
5126 xstormy16_gimplify_va_arg_expr.
5127 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
5128 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
5129 xstormy16_gimplify_va_arg_expr.
5130 Fix up some formatting issues.
5132 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
5133 Move to predicates.md.
5134 (xs_hi_general_operand): Likewise.
5135 (xs_hi_nonmemory_operand): Likewise.
5136 * config/stormy16/predicates.md:
5137 (xstormy16_carry_plus_operand): New predicate.
5138 (xs_hi_general_operand): New predicate.
5139 (xs_hi_nonmemory_operand): New predicate.
5140 * config/stormy16/stormy16-protos.h:
5141 (xstormy16_carry_plus_operand): Delete prototype.
5142 (xs_hi_general_operand): Likewise.
5143 (xs_hi_nonmemory_operand): Likewise.
5145 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
5146 modifiers as they are no longer needed and they can trigger
5147 reload spill failures.
5149 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
5150 with a match_operand in order to help reload.
5152 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
5153 constraint with 'e' for the 8th alternative as this version of
5154 the mov.w instruction only accepts the lower 8 registers.
5156 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
5159 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
5160 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
5163 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5166 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
5168 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5170 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
5172 (remove_structure): Update allocations list before removing structure.
5174 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5176 * ipa-struct-reorg.c (is_safe_cond_expr,
5177 create_new_stmts_for_cond_expr): Use integer_zerop function,
5178 that recognize not only zero-pointer, but zero-integer too.
5180 2008-01-25 Ben Elliston <bje@au.ibm.com>
5183 * fixproto: Escape "." in sed expression that strips leading "./".
5185 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
5188 * gcc.c (SWITCH_OK): Removed.
5189 (SWITCH_LIVE): Changed to bit.
5190 (SWITCH_FALSE): Likewise.
5191 (SWITCH_IGNORE): Likewise.
5192 (switchstr): Change live_cond to unsigned int.
5193 (process_command): Replace SWITCH_OK with 0.
5194 (do_self_spec): Likewise.
5195 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
5196 (give_switch): Likewise.
5197 (used_arg): Likewise.
5198 (do_spec_1): Set the SWITCH_IGNORE bit.
5199 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
5200 bits. Set the SWITCH_LIVE bit.
5202 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5204 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
5206 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
5208 PR tree-optimization/34472
5209 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
5210 parameter to a "bool *" and set *DATA to false if there is
5211 an unsafe access. Do not delete the structure here.
5212 (check_cond_exprs): Delete it here instead.
5213 (check_cond_exprs, exclude_cold_structs): Do not increase
5214 I when removing a structure.
5216 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
5219 * config/i386/i386.c (ix86_expand_vector_init): Consider only
5220 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
5222 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
5225 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
5226 a fixed vector for stack.
5228 2008-01-24 Ben Elliston <bje@au.ibm.com>
5231 * doc/gcc.texi (Software development): Add a direntry for g++.
5233 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
5235 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
5236 stale and straggling -fforce-addr comments above.
5238 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
5240 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
5241 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
5243 2008-01-23 Michael Matz <matz@suse.de>
5246 * dwarf2out.c (force_type_die): Use modified_type_die instead of
5249 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
5251 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
5254 2008-01-23 Anatoly Sokolov <aesok@post.ru>
5256 * config/avr/avr.c (avr_current_arch): New variable.
5257 (avr_arch_types): Add 'avr31' and 'avr51' entries.
5258 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
5259 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
5260 (avr_override_options): Init 'avr_current_arch'.
5261 (base_arch_s): Move from here...
5262 * config/avr/avr.h (base_arch_s): ... here. Add new members
5263 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
5264 'mega' to 'have_jmp_call'.
5265 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
5266 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
5268 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
5270 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5271 MULTILIB_MATCHES): (Ditto.).
5273 2008-01-23 Richard Guenther <rguenther@suse.de>
5276 * cgraphunit.c (cgraph_reset_node): Always mark the node
5277 not reachable if it is not queued already.
5279 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
5281 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
5282 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
5283 (cputype_selected): New static variable.
5284 (bfin_handle_option): Set it if -mcpu is used.
5285 (override_option): Select default set of workarounds if no cpu type
5286 selected on the command line.
5287 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
5289 From Michael Frysinger <michael.frysinger@analog.com>
5290 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
5291 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
5293 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
5294 for bf547, bf523, bf524, and bf526.
5295 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
5297 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5298 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
5299 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
5300 __ADSPBF547__ and __ADSPBF54x__ for bf547.
5301 * doc/invoke.texi (Blackfin Options): Document that
5302 -mcpu now accept bf547, bf523, bf524, and bf526.
5304 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
5306 PR rtl-optimization/34628
5307 * combine.c (try_combine): Stop and undo after the first combination
5308 if an autoincrement side-effect on the first insn has effectively
5311 2008-01-22 David Edelsohn <edelsohn@gnu.org>
5314 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5315 Offset addresses are not valid for Altivec or paired float modes.
5317 2008-01-22 Jakub Jelinek <jakub@redhat.com>
5320 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
5321 if DECL_INITIAL (decl) is error_mark_node.
5324 * c-common.c (handle_vector_size_attribute): Only allow
5325 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5326 the same way as pointer, array etc. types.
5327 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5330 * tree.c (build_type_attribute_qual_variant): Call
5331 build_qualified_type if attributes are equal, but quals are not.
5333 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5336 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5337 * flags.h (warn_strict_aliasing): Remove.
5338 (warn_strict_overflow): Remove.
5339 * opts.c (warn_strict_aliasing): Remove.
5340 (warn_strict_overflow): Remove.
5341 * c-opts.c (c_common_handle_option): -Wall only sets
5342 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5343 (c_common_post_options): Give default values to -Wstrict-aliasing
5344 and -Wstrict-overflow if they are uninitialized.
5345 * common.opt (Wstrict-aliasing): Specify Var and Init.
5346 (Wstrict-overflow): Likewise.
5348 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5350 PR rtl-optimization/26854
5351 PR rtl-optimization/34400
5352 PR rtl-optimization/34884
5353 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5355 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5356 (df_rd_bb_info.expanded_lr_out): Deleted
5357 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5358 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5359 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5360 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5361 Removed code to allocate, initialize or free expanded_lr_out.
5362 (df_rd_bb_local_compute_process_def): Restructured to make more
5364 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5365 sets if the sets are being trimmed.
5367 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5370 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5371 (as_vers): Likewise.
5372 * configure: Regenerated.
5374 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5377 * tree-pass.h (pass_build_alias): New pass.
5378 * tree-ssa-alias.c (gate_build_alias): New.
5379 (pass_build_alias): New.
5380 * passes.c (init_optimization_passes): Add pass_build_alias after
5381 pass_create_structure_vars.
5383 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5385 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5386 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5387 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5388 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5389 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5390 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5391 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5392 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5393 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5394 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5395 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5396 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5397 * config/s390/s390.md (FP_ALL): New mode iterator.
5398 (_d): New mode attribute.
5399 ("*signbit<mode>2>"): Changed mode of first operand.
5400 ("isinf<mode>2"): Changed mode of first operand.
5401 ("*TDC_insn"): Adaptation for DFP modes.
5403 2008-01-22 Ben Elliston <bje@au.ibm.com>
5405 * tree.c (check_qualified_type): Improve function description.
5407 2008-01-21 Jason Merrill <jason@redhat.com>
5410 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5411 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5414 2008-01-21 DJ Delorie <dj@redhat.com>
5416 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5419 2008-01-21 Richard Guenther <rguenther@suse.de>
5422 * tree-cfg.c (verify_expr): Allow all invariant expressions
5423 instead of just constant class ones as reference argument.
5424 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5425 like any other constant.
5426 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5428 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5430 * regmove.c (fixup_match_1): Update call crossed frequencies.
5432 2008-01-21 Richard Guenther <rguenther@suse.de>
5435 * tree-inline.c (setup_one_parameter): Deal with mismatched
5436 types using a VIEW_CONVERT_EXPR.
5438 2008-01-21 Alon Dayan <alond@il.ibm.com>
5439 Olga Golovanevsky <olga@il.ibm.com>
5441 PR tree-optimization/34701
5442 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5443 when the structure size is not a power of 2.
5445 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5447 * doc/install.texi: Add doc for --enable-checking=df.
5449 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5451 PR rtl-optimization/34808
5452 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5454 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5456 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5459 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5461 PR rtl-optimization/26854
5462 PR rtl-optimization/34400
5463 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5465 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5466 (df_rd_bb_info.expanded_lr_out): New.
5467 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5468 * loop_iv.c (iv_analysis_loop_init): Ditto.
5469 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5470 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5471 Added code to allocate, initialize or free expanded_lr_out.
5472 (df_rd_bb_local_compute_process_def): Restructured to make
5473 more understandable.
5474 (df_rd_confluence_n): Add code to do nothing with fake edges and
5475 code to no apply invalidate_by_call sets if the sets are being trimmed.
5476 (df_lr_local_finalize): Renamed to df_lr_finalize.
5477 (df_live_local_finalize): Renamed to df_live_finalize.
5479 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5482 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5483 deciding whether to use reciprocal instructions.
5485 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5487 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5488 dwarf2out_note_section_used if cold_text_section is NULL.
5490 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5492 PR gcov-profile/34610
5493 * tree-cfg.c (make_edges): Mark both outgoing edges from
5494 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5495 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5496 from OMP_FOR and OMP_CONTINUE outgoing edges.
5498 * tree-profile.c (tree_profiling): Return early if
5499 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5501 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5502 from cfun to child_cfun.
5503 * function.h (struct function): Add after_tree_profile bit.
5505 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5507 * config/avr/avr.S (_exit): Disable interrupt.
5509 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5510 Steven Bosscher <stevenb.gcc@gmail.com>
5512 PR rtl-optimization/26854
5513 PR rtl-optimization/34400
5514 * df-problems.c (df_live_scratch): New scratch bitmap.
5515 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5516 (df_live_reset): Clear the proper bitmaps.
5517 (df_live_bb_local_compute): Only process the artificial defs once
5518 since the order is not important.
5519 (df_live_init): Init the df_live sets only with the variables
5520 found live by df_lr.
5521 (df_live_transfer_function): Use the df_lr sets to prune the
5522 df_live sets as they are being computed.
5523 (df_live_free): Free df_live_scratch.
5525 2008-01-18 Ian Lance Taylor <iant@google.com>
5527 * common.opt: Add fmerge-debug-strings.
5528 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5529 flag_merge_debug_strings rather than flag_merge_constants.
5530 * doc/invoke.texi (Option Summary): Mention
5531 -fmerge-debug-strings.
5532 (Debugging Options): Document -fmerge-debug-strings.
5534 2008-01-18 Ian Lance Taylor <iant@google.com>
5537 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5538 (struct tree_function_decl): Add new field operator_new_flag.
5539 * tree-inline.c (expand_call_inline): When inlining a call to
5540 operator new, force the return value to go into a variable, and
5541 set DECL_NO_TBAA_P on that variable.
5542 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5544 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5547 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5548 DWARF2_DEBUGGING_INFO.
5549 (dwarf2out_note_section_used): Ditto. Add prototype.
5550 (have_multiple_function_sections, text_section_used,
5551 cold_text_section_used, *cold_text_sections): Move declarations
5554 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5556 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5557 field and add signal_ra.
5558 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5559 assignments to frame state pc. Move end of stack check after
5560 MD_FALLBACK_FRAME_STATE_FOR.
5561 (uw_update_context_1): Use frame state signal_regs if set, instead
5562 of checking signal_frame flag.
5563 (uw_update_context): Use frame state signal_ra if set.
5564 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5565 * config/xtensa/linux-unwind.h: New file.
5567 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5569 * modulo-sched.c (get_sched_window): Fix comment typo.
5571 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5573 PR tree-optimization/34648
5574 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5576 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5578 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5579 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5581 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5583 PR rtl-optimization/34400
5584 * df-core.c (df_worklist_dataflow_overeager,
5585 df_worklist_dataflow_doublequeue): New functions.
5586 (df_worklist_dataflow): Two different worklist solvers.
5587 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5590 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5593 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5594 and ftree-parallelize-loops.
5596 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5598 PR rtl-optimization/34826
5599 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5601 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5603 * global.c (find_reg): Mark the eh regs as used if necessary.
5604 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5605 * ra.h (struct allocno): no_eh_reg field added. Changed
5606 no_stack_reg type to bitfield.
5608 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5610 * tree.c (substitute_in_expr): Add missing 'break'.
5612 2008-01-17 Richard Guenther <rguenther@suse.de>
5614 PR tree-optimization/34825
5615 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5616 x / x as division to handle.
5618 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5620 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5621 "-pthread" is specified.
5622 * pa-hpux11.h (LIB_SPEC): Likewise.
5624 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5625 Peter Bergner <bergner@vnet.ibm.com>
5627 PR rtl-optimization/33796
5628 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5630 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5632 PR libgfortran/34699
5633 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5635 * pa-hpux10.h (LINK_SPEC): Likewise.
5636 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5638 2008-01-16 Richard Guenther <rguenther@suse.de>
5641 * fold-const.c (fold_convert_const_int_from_int): Do not
5642 set overflow if that occured only because of a sign extension
5643 change when converting from/to a sizetype with the same
5644 precision and signedness.
5646 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5649 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5650 location address to the correct place. Update copyright year.
5652 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5654 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5655 no dependences in the dependence_relations vector.
5657 2008-01-16 Jan Hubicka <jh@suse.cz>
5659 PR rtl-optimization/31396
5660 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5661 * cfg.c (dump_reg_info): Print it.
5662 * regs.h (struct reg_info_t): add freq_calls_crossed.
5663 (REG_FREQ_CALLS_CROSSED): New macro.
5664 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5665 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5666 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5667 regmove_optimize): Update call crossed frequencies.
5668 * local-alloc.c (struct qty): Add freq_calls_crossed.
5669 (alloc_qty): Copute freq_calls_crossed.
5670 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5671 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5672 * ra.h (struct allocno): Add freq_calls_crossed.
5674 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5676 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5677 libgomp when compiling with ftree-parallelize-loops.
5678 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5680 2008-01-16 Richard Guenther <rguenther@suse.de>
5682 PR tree-optimization/34769
5683 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5684 * tree.c (int_cst_value): Instead make this function more
5685 permissive in what it accepts as valid input. Document this
5686 function always sign-extends the value.
5688 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5689 Richard Guenther <rguenther@suse.de>
5692 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5693 (gimple_fold_indirect_ref_rhs): ... this.
5694 (gimple_fold_indirect_ref): New function with foldings
5695 that preserve lvalueness.
5696 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5697 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5698 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5699 to fold an INDIRECT_REF, fall back to the old use of
5700 fold_indirect_ref_1.
5702 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5704 * tree-data-ref.c (subscript_dependence_tester_1): Call
5705 free_conflict_function.
5706 (compute_self_dependence): Same.
5708 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5711 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5712 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5714 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5715 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5716 for DWARF2_UNWIND_INFO targets.
5718 2008-01-16 Richard Guenther <rguenther@suse.de>
5721 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5722 type qualifiers for function types.
5724 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5726 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5727 loop_iterator li from previous commit.
5729 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5731 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5733 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5735 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5736 (parallelize_loops): Don't parallelize irreducible components.
5738 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5741 * c-opts (c_common_post_options): Do not enable CPP
5742 flag_pedantic_errors by default.
5744 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5746 PR rtl-optimization/31944
5747 * cse.c (remove_pseudo_from_table): New function.
5748 (merge_equiv_classes): Use above function to remove pseudo-registers.
5749 (invalidate): Likewise.
5751 2008-01-13 Richard Guenther <rguenther@suse.de>
5754 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5755 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5757 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5759 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5760 validate_change to unshare the source of the PC set.
5762 2008-01-12 Jan Hubicka <jh@suse.cz>
5765 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5766 references above array bounds. This might trigger bounds checks for
5769 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5771 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5772 new_replaceable_dependencies.
5774 2008-01-12 Doug Kwan <dougkwan@google.com>
5776 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5777 instead of OPT_Wreturn_type in warning due to ignored return type
5779 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5780 options included in -Wextra.
5781 * c.opt: New option -Wignored_qualifiers.
5782 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5783 -Wignore_qualifiers.
5784 (-Wignored-qualifiers): Document.
5785 (-Wreturn-type): Remove description of functionality now handled
5786 by -Wignored-qualifiers.
5788 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5791 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5792 NOP_EXPR if it is between integral types with the same precision.
5794 2008-01-12 Jan Hubicka <jh@suse.cz>
5797 * invoke.texi (max-inline-recursive-depth): Fix default value.
5799 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5801 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
5804 2008-01-11 Bob Wilson <bob.wilson@acm.org>
5806 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
5808 2008-01-11 James E. Wilson <wilson@specifix.com>
5811 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
5813 2008-01-11 Anatoly Sokolov <aesok@post.ru>
5815 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
5816 save/restore frame pointer register and don't use 'call-prologues'
5817 optimization in function with "OS_task" attribute.
5819 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
5822 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
5823 when copying to memory.
5825 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
5827 PR rtl-optimization/30905
5828 * cfgcleanup.c: Include dce.h
5829 (crossjumps_occured): New global variable.
5830 (try_crossjump_bb): Exit loop after finding a fallthru edge.
5831 If something changed, set crossjumps_occured to true.
5832 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
5833 Don't add/remove fake edges to exit here...
5834 (cleanup_cfg): ...but do it here, when crossjumping.
5835 Run a fast DCE when successful crossjumps occured in the latest
5836 iteration of try_optimize_cfg.
5838 2008-01-11 Richard Guenther <rguenther@suse.de>
5840 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
5841 (struct vn_unary_op_s): Likewise.
5842 (vn_reference_insert): Free old reference on hash collision.
5844 2008-01-10 Raksit Ashok <raksit@google.com>
5846 PR rtl-optimization/27971
5847 * combine.c (find_split_point): Split PLUS expressions which are
5848 inside a MEM rtx, and whose first operand is complex.
5850 2008-01-10 DJ Delorie <dj@redhat.com>
5852 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
5853 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
5854 (m32c_hard_regno_ok): Call the underlying function.
5856 2008-01-10 Richard Guenther <rguenther@suse.de>
5859 * tree-cfg.c (tree_merge_blocks): Do not go through the
5860 full-blown folding and stmt updating path if we just deal
5861 with virtual operands.
5862 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
5863 test for abnormal SSA_NAMEs.
5865 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
5868 * reload.c (push_reload): Add assertions. All constants from
5869 reg_equiv_constant should have been used for replacing the respective
5871 (find_reloads_address): Invoke find_reloads_address_part for
5872 constant taken from the reg_equiv_constant array.
5874 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
5876 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
5877 field (valnum) the first in the struct. Replace bools with
5880 2008-01-10 Richard Guenther <rguenther@suse.de>
5882 PR tree-optimization/34651
5883 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
5884 types and ordering for masking and converting.
5886 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
5888 PR tree-optimization/34017
5889 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
5890 also for PHI_NODE expressions.
5892 2008-01-09 Jan Hubicka <jh@suse.cz>
5894 PR tree-optimization/34708
5895 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
5896 based on number of case labels.
5897 (init_inline_once): Remove switch_cost.
5898 * tree-inline.h (eni_weights_d): Remove switch_cost.
5900 2008-01-09 Richard Guenther <rguenther@suse.de>
5901 Andrew Pinski <andrew_pinski@playstation.sony.com>
5904 * gimplify.c (gimplify_cond_expr): Do not create an addressable
5905 temporary if an rvalue is ok or an lvalue is not required.
5907 2008-01-09 Richard Guenther <rguenther@suse.de>
5910 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
5913 2008-01-09 Richard Guenther <rguenther@suse.de>
5916 * tree.c (host_integerp): Check for sizetype only if the
5917 type is an integer type.
5919 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
5922 * opts.c (decode_options): Disable inlining of functions called
5923 once if not in unit-at-a-time mode.
5925 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
5927 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
5929 2008-01-08 Richard Guenther <rguenther@suse.de>
5932 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
5933 out early if the result will be unused.
5935 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5940 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5941 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5944 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
5946 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5947 for vectorization tuned.
5949 2008-01-08 Richard Guenther <rguenther@suse.de>
5951 PR tree-optimization/34683
5952 * tree-ssa-operands.c (operand_build_cmp): Export.
5953 * tree-ssa-operands.h (operand_build_cmp): Declare.
5954 * tree-vn.c (vuses_compare): Remove.
5955 (sort_vuses): Use operand_build_cmp.
5956 (sort_vuses_heap): Likewise.
5957 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5958 to re-use old VEC if available. Do not sort already sorted VUSEs.
5959 (vdefs_to_vec): Do not sort already sorted VDEFs.
5961 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5964 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5966 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5969 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5970 limitations of reciprocal sequences on x86 targets.
5972 2008-01-08 Richard Guenther <rguenther@suse.de>
5974 PR tree-optimization/34683
5975 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5977 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5980 * config/darwin.c (darwin_mergeable_string_section): Don't use
5981 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5983 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5986 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5987 negxf2. Macroize expander using X87MODEF mode iterator. Change
5988 predicates of op0 and op1 to register_operand.
5989 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5990 expander using X87MODEF mode iterator. Change predicates of
5991 op0 and op1 to register_operand.
5992 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5993 corresponding patterns and macroize using MODEF macro. Change
5994 predicates of op0 and op1 to register_operand and remove
5995 "m" constraint. Disparage "r" alternative with "!".
5996 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5997 macroize using X87MODEF macro. Change predicates of op0 and op1
5998 to register_operand and remove "m" constraint. Disparage "r"
5999 alternative with "!".
6000 (absneg splitter with memory operands): Remove.
6001 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
6002 patterns and macroize using X87MODEF mode iterator.
6003 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
6004 Change predicate of op1 to register_operand.
6005 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
6006 for memory operands.
6008 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
6010 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
6012 2008-01-07 Richard Guenther <rguenther@suse.de>
6014 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
6017 2008-01-07 Richard Guenther <rguenther@suse.de>
6019 PR tree-optimization/34683
6020 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
6021 VOPs of the needed size to save memory. Use VEC_quick_push
6022 to save compile-time.
6023 (vdefs_to_vec): Likewise.
6025 2008-01-07 Sa Liu <saliu@de.ibm.com>
6027 * config/spu/spu.md (divdf3): Genetate inline code for double
6028 division. The implementation doesn't handle INF or NAN, therefore it
6029 only applies when -ffinite-math-only is given.
6031 2008-01-06 Paolo Carlini <pcarlini@suse.de>
6034 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
6035 * doc/cpp.texi ([Common Predefined Macros]): Document.
6037 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
6039 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
6040 order to use commutative addition instead of subtraction.
6042 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6043 Mircea Namolaru <namolaru@il.ibm.com>
6044 Vladimir Yanovsky <yanov@il.ibm.com>
6045 Revital Eres <eres@il.ibm.com>
6047 PR tree-optimization/34263
6048 * tree-outof-ssa.c (process_single_block_loop_latch,
6049 contains_tree_r): New functions.
6050 (analyze_edges_for_bb): Call process_single_block_loop_latch
6051 function to empty single-basic-block latch block if possible.
6053 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6055 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6057 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
6059 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6061 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
6063 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6065 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
6067 2008-01-05 Jakub Jelinek <jakub@redhat.com>
6069 PR tree-optimization/34618
6070 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
6073 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6076 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
6077 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
6078 Update copyright year.
6080 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
6081 Update copyright year.
6082 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
6085 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
6087 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
6088 edge does not point to current bb before changing need_assert.
6090 2008-01-04 Richard Guenther <rguenther@suse.de>
6093 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
6094 for verifying purposes if they are is_gimple_min_invariant.
6096 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
6098 PR tree-optimization/34448
6099 PR tree-optimization/34465
6100 * gimplify.c (gimplify_init_constructor): Add new parameter
6101 notify_temp_creation. Use it.
6102 (gimplify_modify_expr_rhs): Take volatiles into account when
6103 optimizing constructors.
6104 Do not optimize constructors if gimplify_init_constructor will dump to
6106 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
6107 * gcc.c-torture/compile/pr34448.c: New.
6109 2008-01-04 Jakub Jelinek <jakub@redhat.com>
6111 PR gcov-profile/34609
6112 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
6113 return_slot if result is TREE_ADDRESSABLE.
6115 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
6117 * config/mips/mips.md (sqrt_condition): Tweak comment.
6118 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
6120 2008-01-03 Tom Tromey <tromey@redhat.com>
6123 * c-common.c (c_type_hash): Handle VLAs.
6125 2008-01-03 Jan Hubicka <jh@suse.cz>
6127 PR tree-optimization/31081
6128 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
6129 0 when inlining and not inlining to first basic block.
6130 (remap_decl): When var is initialized to 0, don't set default_def.
6131 (expand_call_inline): Set entry_bb.
6132 * tree-inline.h (copy_body_data): Add entry_bb.
6134 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6137 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
6140 PR tree-optimization/29484
6141 * tree-inline.c (inline_forbidden_p_2): New function.
6142 (inline_forbidden_p): Disallow inlining if some static var
6143 has an address of a local LABEL_DECL in its initializer.
6144 * doc/extend.texi (Labels as Values): Document &&foo behaviour
6147 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
6149 PR tree-optimization/34635
6150 * tree-data-ref.c (add_other_self_distances): Make sure that the
6151 evolution step is constant.
6153 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6156 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
6158 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
6160 * tree-sra.c (scalarize_init): Insert the generate_element_init
6161 statements after the generate_element_zero statements.
6163 2008-01-02 Richard Guenther <rguenther@suse.de>
6167 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
6168 for very large number of operands instead of ICEing.
6170 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
6173 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
6174 while stack probing.
6176 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
6178 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
6181 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
6184 * tree-mudflap.c (mx_register_decls): Guard warning by
6185 !DECL_ARTIFICIAL check.
6187 2008-01-01 Jakub Jelinek <jakub@redhat.com>
6189 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
6190 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
6191 sse5_perm<mode>): Fix constraints.