1 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4 GNU Fortran language string.
6 2008-04-08 Rafael Espindola <espindola@google.com>
8 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
9 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
10 * tree.h (tree_call_nonnegative_warnv_p): New.
12 2008-04-08 Jan Hubicka <jh@suse.cz>
14 * function.c (free_after_compilation): Clear out regno_reg_rtx
17 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
20 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
23 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
24 same precedence as REG_POINTER and MEM_POINTER operands.
26 2008-04-08 Richard Guenther <rguenther@suse.de>
29 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
30 for adding index to base.
32 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
34 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
35 (MINGW_ENABLE_EXECUTE_STACK): New.
36 (IN_LIBGCC2): For libgcc include windows.h file for
37 function declarations.
39 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
41 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
42 and tem2 if tem1 is not a REG or MULT.
44 2008-04-08 Jan Hubicka <jh@suse.cz>
46 * function.h (incomming_args): Break out of struct function.
47 (function_subsections): Break out of struct function.
48 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
49 return_rtx and hard_reg_initial_vals from struct function.
50 Kill inl_max_label_num.
51 (current_function_pops_args, current_function_args_info,
52 current_function_args_size, current_function_args_size,
53 current_function_pretend_args_size,
54 current_function_outgoing_args_size,
55 current_function_internal_arg_pointer, current_function_return_rtx):
56 Kill compatibility accestor macros.
57 * builtins.c (expand_builtin_apply_args_1): Update.
58 (expand_builtin_next_arg): Update.
59 * df-scan.c (df_get_call_refs): Update.
60 * dbxout.c (dbxout_function_end): Update.
61 * dwarf2out.c (dwarf2out_switch_text_section): Update.
62 (output_line_info): Update.
63 (secname_for_decl): Update.
64 (dwarf2out_var_location): Update.
65 * function.c (free_after_compilation): Update.
66 (assign_parm_find_stack_rtl): Update.
67 (assign_parms): Update.
68 (expand_dummy_function_end): Update.
69 (expand_function_end): Update.
70 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
71 (expand_call): Update.
72 (emit_library_call_value_1): Update.
73 (store_one_arg): Update.
74 * varasm.c (initialize_cold_section_name): Update.
75 (unlikely_text_section): Update.
76 (unlikely_text_section_p): Update.
77 (assemble_start_function): Update.
78 (assemble_end_function): Update.
79 (default_section_type_flags): Update.
80 (switch_to_section): Update.
81 * integrate.c (set_decl_abstract_flags): Update.
82 (get_hard_reg_initial_val): Update.
83 (has_hard_reg_initial_val): Update.
84 (allocate_initial_values): Update.
85 * resource.c (init_resource_info): Update.
86 * config/alpha/alpha.c (NUM_ARGS): Update.
87 (direct_return): Update.
88 (alpha_va_start): Update.
89 (alpha_sa_size): Update.
90 (alpha_initial_elimination_offset): Update.
91 (alpha_expand_prologue): Update.
92 (alpha_start_function): Update.
93 (alpha_expand_epilogue): Update.
94 (unicosmk_initial_elimination_offset):
95 * config/alpha/alpha.md (call expander): Update.
96 * config/s390/s390.c (s390_register_info): Update.
97 (s390_register_info): Update.
98 (s390_frame_info): Update.
99 (s390_initial_elimination_offset): Update.
100 (s390_build_builtin_va_list): Update.
101 (s390_va_start): Update.
102 * config/spu/spu.c (direct_return): Update.
103 (spu_expand_prologue): Update.
104 (spu_initial_elimination_offset): Update.
105 (spu_build_builtin_va_list): Update.
106 (spu_va_start): Update.
107 * config/sparc/sparc.c (sparc_init_modes): Update.
108 (sparc_compute_frame_size): Update.
109 (function_value): Update.
110 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
111 * config/i386/i386.md (return expander): Update.
112 * config/i386/i386.c (ix86_va_start): Update.
113 (ix86_can_use_return_insn_p): Update.
114 (ix86_compute_frame_layout): Update.
115 (ix86_expand_epilogue): Update.
116 * config/sh/sh.c (output_stack_adjust): Update.
117 (calc_live_regs): Update.
118 (sh_expand_prologue): Update.
119 (sh_builtin_saveregs): Update.
120 (sh_va_start): Update.
121 (initial_elimination_offset): Update.
122 (sh_allocate_initial_value): Update.
123 (sh_function_ok_for_sibcall): Update.
124 (sh_get_pr_initial_val): Update.
125 * config/sh/sh.md (return expander): Update.
126 * config/avr/avr.c (frame_pointer_required_p): UPdate.
127 * config/crx/crx.c (crx_compute_frame): UPdate.
128 (crx_initial_elimination_offset): UPdate.
129 * config/xtensa/xtensa.c (compute_frame_size): Update
130 (xtensa_builtin_saveregs): Update.
131 (xtensa_va_start): Update.
132 (order_regs_for_local_alloc): Update.
133 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
134 (xstormy16_expand_builtin_va_start): Update.
135 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
136 * config/m68hc11/m68hc11.md (return expanders): Update.
137 * config/m68hc11/m68hc11.c (expand_prologue): Update.
138 (expand_epilogue): Update.
139 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
140 (cris_simple_epilogue): Update.
141 (cris_expand_prologue): Update.
142 (cris_expand_epilogue): Update.
143 * config/iq2000/iq2000.c (iq2000_va_start): Update.
144 (compute_frame_size): Update.
145 * config/mt/mt.c (mt_compute_frame_size): Update.
146 * config/mn10300/mn10300.c (expand_prologue): Update.
147 (expand_epilogue): Update.
148 (initial_offset): Update.
149 (mn10300_builtin_saveregs):
150 * config/mn10300/mn10300.md (return expander): Update.
151 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
152 (ia64_initial_elimination_offset): Update.
153 (ia64_initial_elimination_offset): Update.
154 (ia64_expand_prologue): Update.
155 * config/m68k/m68k.md (return expander): Update.
156 * config/rs6000/rs6000.c (rs6000_va_start): Update.
157 (rs6000_stack_info): Update.
158 * config/mcore/mcore.c (layout_mcore_frame): Update.
159 (mcore_expand_prolog): Update.
160 * config/arc/arc.c (arc_compute_frame_size): Update.
161 * config/score/score3.c (score3_compute_frame_size): Update.
162 * config/score/score7.c (score7_compute_frame_size): Update.
163 * config/arm/arm.c (use_return_insn): Update.
164 (thumb_find_work_register): Update.
165 (arm_compute_save_reg_mask): Update.
166 (arm_output_function_prologue): Update.
167 (arm_output_epilogue): Update.
168 (arm_size_return_regs): Update.
169 (arm_get_frame_offsets): Update.
170 (arm_expand_prologue): Update.
171 (thumb_exit): Update.
172 (thumb_unexpanded_epilogue): Update.
173 (thumb1_output_function_prologue): Update.
174 * config/pa/pa.md (return expander): Update.
175 * config/pa/pa.c (compute_frame_size): Update.
176 (hppa_builtin_saveregs): Update.
177 * config/mips/mips.c (mips_va_start): Update.
178 (mips16_build_function_stub): Update.
179 (mips_compute_frame_info): Update.
180 (mips_restore_gp): Update.
181 (mips_output_function_prologue): Update.
182 (mips_expand_prologue): Update.
183 * config/v850/v850.c (compute_frame_size): Update.
184 (expand_prologue): * config/mmix/mmix.c (along): update.
185 (mmix_initial_elimination_offset): update.
186 (mmix_reorg): update.
187 (mmix_use_simple_return): update.
188 (mmix_expand_prologue): update.
189 (mmix_expand_epilogue): Update.
190 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
191 (emit_link_insn): Update.
193 2008-04-08 Anatoly Sokolov <aesok@post.ru>
195 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
196 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
198 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
201 2008-04-07 Jan Hubicka <jh@suse.cz>
203 * function.h (rtl): Rename to x_rtl.
205 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
206 frame_offset, stack_check_probe_note, arg_pointer_save_area,
207 used_temp_slots avail_temp_slots, temp_slot_level,
208 nonlocal_goto_handler_labels): Update accesstors.
209 (rtl): New global variable.
210 (struct function): Move some fileds to rtl_data.
211 (get_arg_pointer_save_area): Update prototype.
212 * builtins.c (expand_builtin_setjmp_receiver): Update call of
213 get_arg_pointer_save_area.
214 * expr.c (init_expr): Update
215 * function.c (get_frame_size): Update
216 (assign_stack_local): Update
217 (expand_function_end): Update.
218 (get_art_pointer_save_area): Update
220 * emit-rtl.c (rtl): Declare.
221 (regno_reg_rtx): Declare.
222 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
224 (gen_reg_rtx): Update.
225 * varasm.c (n_deferred_constatns): Update accestor.
226 (init_varasm_status): Do not allocate varasm_status.
227 (force_const_mem, get_pool_size, output_constant_pool): Update.
228 * stmt.c (force_label_rtx): Do not use x_ prefixes.
229 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
230 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
231 * sparc/sparc.h (INIT_EXPANDERS): Update.
232 * ia64/ia64.h (INIT_EXPANDERS): Update.
234 2008-04-07 James E. Wilson <wilson@tuliptree.org>
236 * reload.c (push_secondary_reload): Add missing break to for loop.
238 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
240 PR middle-end/PR28690
241 * rtlanal.c: Update copyright years.
242 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
243 as REG_POINTER and MEM_POINTER operands.
244 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
245 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
246 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
247 * gcse.c: Update copyright years.
248 (pre_delete): Call gen_reg_rtx_and_attrs.
249 (hoist_code): Likewise.
250 (build_store_vectors): Likewise.
251 (delete_store): Likewise.
252 * loop-invariant.c (move_invariant_reg): Likewise.
253 Update copyright years.
255 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
257 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
258 control string instead of quoted.
260 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
262 * doc/rtl.texi: Rewrite of subreg section.
264 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
267 * config/i386/i386.c (legitimize_pic_address): Add treating
268 of dllimport SYM_REF's.
269 (legitimize_dllimport_symbol): Add prototype.
271 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
273 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
274 reference in constructor with non self-referential type.
276 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
278 Removal of Return with Depressed Stack Pointer support
279 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
280 (ECF_SP_DEPRESSED): Likewise.
281 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
282 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
283 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
284 (expand_call): Do not test ECF_SP_DEPRESSED.
285 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
286 * function.c (keep_stack_depressed): Delete.
287 (handle_epilogue_set): Likewise.
288 (update_epilogue_consts): Likewise.
289 (emit_equiv_load): Likewise.
290 (thread_prologue_and_epilogue_insns): Remove support for Return with
291 Depressed Stack Pointer.
292 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
294 2008-04-06 Richard Guenther <rguenther@suse.de>
296 PR tree-optimization/35400
297 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
298 information from SSA_NAMEs.
300 2008-04-06 Anatoly Sokolov <aesok@post.ru>
302 * config/avr/avr.h (avr_mega_p): Remove declaration.
303 (AVR_MEGA): Remove macro.
304 * config/avr/avr.c (avr_mega_p): Remove variable.
305 (avr_override_options): Remove inicializion of avr_mega_p.
306 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
307 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
308 (avr_jump_mode): (Ditto.).
309 (avr_output_progmem_section_asm_op): (Ditto.).
310 (avr_asm_init_sections): (Ditto.).
311 (avr_asm_init_sections): (Ditto.).
312 (avr_rtx_costs): (Ditto.).
313 * config/avr/avr.md: (Ditto.).
314 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
317 2008-04-06 Richard Guenther <rguenther@suse.de>
319 PR tree-optimization/35842
320 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
321 is_gimple_invariant_address.
323 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
325 * gcc.c (default_compilers): Sync Fortran extensions list with
326 that in fortran/lang-specs.h.
327 * doc/invoke.texi: Likewise.
328 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
329 * dwarf2out.c (gen_compile_unit_die): Likewise.
331 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
333 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
335 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
338 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
339 attribute is used for nested functions.
341 2008-04-05 Jan Hubicka <jh@suse.cz>
343 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
345 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
347 (dump_files): Update.
348 (enable_rtl_dump_file): Do not accept letter argument.
349 * tree-pass.h (dump_file_info): Remove letter argument.
350 * toplev.c (decode_d_option): Update -da handling.
351 * toplev.h (enable_rtl_dump_file): Update prototype.
352 * passes.c (register_one_dump_file): Do not accept IPA argument; work
353 it out based on pass type.
354 (register_dump_files_1): Likewise.
355 (init_optimization_passes): Update register_one_dump_file calls.
356 (execute_one_pass): Sanity check that IPA passes are called at IPA
357 level and RTL passes at RTL level.
358 (execute_pass_list): IPA pass can not be after or subpass of
360 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
361 disallov RTL subpasses of IPA subpasses.
363 2008-04-05 Ben Elliston <bje@au.ibm.com>
365 * tree-cfg.c (need_fake_edge_p): Return false for calls to
366 builtins that return exactly once and do not throw. Cache call to
369 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
371 PR rtl-optimization/34916
373 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
374 between instruction pairs.
376 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
378 * doc/invoke.texi: Document -mbitops for SH.
379 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
380 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
381 * config/sh/sh.c (print_operand): Add %t operand code.
382 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
383 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
384 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
385 (extendqihi2): Likewise.
387 (insv): Use bset, bclr and bst instructions for SH2A if possible.
388 (extv): Use bld instruction for SH2A if possible.
390 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
391 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
392 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
393 (bset.b, bclr.b): Define peepholes.
394 * config/sh/sh.opt (mbitops): New option.
396 2008-04-04 Janis Johnson <janis187@us.ibm.com>
399 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
400 and view convert expression.
402 2008-04-04 Jakub Jelinek <jakub@redhat.com>
405 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
407 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
409 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
411 * config/i386/cpuid.h (bit_AES): New.
412 (bit_PCLMUL): Likewise.
414 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
415 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
416 SSE2 if AES or PCLMUL is enabled.
417 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
418 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
419 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
420 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
421 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
422 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
423 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
424 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
425 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
426 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
427 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
428 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
429 __builtin_ia32_aeskeygenassist128 and
430 __builtin_ia32_pclmulqdq128.
431 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
432 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
433 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
435 * config/i386/i386.h (TARGET_AES): New.
436 (TARGET_PCLMUL): Likewise.
437 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
439 * config/i386/i386.md (UNSPEC_AESENC): New.
440 (UNSPEC_AESENCLAST): Likewise.
441 (UNSPEC_AESDEC): Likewise.
442 (UNSPEC_AESDECLAST): Likewise.
443 (UNSPEC_AESIMC): Likewise.
444 (UNSPEC_AESKEYGENASSIST): Likewise.
445 (UNSPEC_PCLMUL): Likewise.
447 * config/i386/i386.opt (maes): New.
450 * config/i386/sse.md (aesenc): New pattern.
451 (aesenclast): Likewise.
453 (aesdeclast): Likewise.
455 (aeskeygenassist): Likewise.
456 (pclmulqdq): Likewise.
458 * config/i386/wmmintrin.h: New.
460 * doc/extend.texi: Document AES and PCLMUL built-in function.
462 * doc/invoke.texi: Document -maes and -mpclmul.
464 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
466 * function.c (free_after_parsing): Replace with
467 cxx_push_function_context from C++ front-end.
468 (allocate_struct_function): Don't call langhook.
469 * langhooks.h (struct lang_hooks_for_functions): Delete.
470 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
472 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
473 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
474 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
475 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
476 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
477 remove LANG_HOOKS_FUNCTION_INITIALIZER.
478 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
480 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
481 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
483 2008-04-04 Jakub Jelinek <jakub@redhat.com>
486 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
489 2008-04-04 Richard Guenther <rguenther@suse.de>
492 * fold-const.c (optimize_minmax_comparison): Use the correct
493 type for the constant in the simplified comparison.
495 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
497 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
498 Pass L2 size as "--param l2-cache-size" to the compiler.
499 (decode_l2_cache): New function to decode L2 cache parameters using
500 0x8000006 extended cpuid function.
501 (detect_caches_amd): Determine parameters of L2 cache using
502 decode_l2_caches function.
503 (decode_caches_intel): Decode L2 cache parameters.
504 (detect_caches_intel): Determine L2 cache parameters using
505 decode_caches_intel and decode_l2_caches functions.
507 2008-04-03 Bob Wilson <bob.wilson@acm.org>
509 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
510 secondary input reload for subword loads from the constant pool.
512 2008-04-03 Janis Johnson <janis187@us.ibm.com>
515 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
516 constants of the appropriate size for runtime calculations.
519 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
520 decimal-float literal constant zero.
522 2008-04-03 Jakub Jelinek <jakub@redhat.com>
525 * c-parser.c (c_parser_omp_atomic): Call
526 default_function_array_conversion on the RHS.
529 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
530 call is_variable_sized if decl has incomplete type.
532 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
534 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
536 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
538 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
540 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
541 (sgt<u>): Merge sgt and sgtu into new expander.
542 (sgt, sgtu): Remove expanders.
543 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
544 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
545 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
546 *sgtu_<mode>_mips16 into new pattern.
547 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
548 (sge<u>): Merge sge and sgeu into new expander.
549 (sge, sgeu): Remove expanders.
550 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
552 (*sge_<mode>, second *sge_<mode>): Remove patterns.
553 (slt<u>): Merge slt and sltu into new expander.
554 (slt, sltu): Remove expanders.
555 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
556 (*slt_<mode>, *sltu_<mode>): Remove patterns.
557 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
558 *sltu_<mode>_mips16 into new pattern.
559 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
560 (sle<u>): Merge sle and sleu into new expander.
561 (sle, sleu): Remove expanders.
562 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
563 (*sle_<mode>, *sleu_<mode>): Remove patterns.
564 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
565 *sleu_<mode>_mips16 into new pattern.
566 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
568 2008-04-03 Jan Hubicka <jh@suse.cz>
570 PR tree-optimization/35795
571 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
572 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
573 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
574 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
575 * score/score3.c (score3_output_mi_thunk): Likewise.
576 * score/score7.c (score7_output_mi_thunk): Likewise.
577 * mips/mips.c (mips_output_mi_thunk): Likewise.
579 2008-04-03 Richard Guenther <rguenther@suse.de>
581 * tree-vrp.c (extract_range_from_unary_expr): Handle all
582 conversions. Simplify code.
584 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
586 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
588 2008-04-03 Tom Tromey <tromey@redhat.com>
589 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
591 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
592 * config/bfin/t-bfin-linux (generated_files): Add
593 linux-sysroot-suffix.h.
594 * doc/install.texi (Prerequisites): Require make 3.80.
595 * doc/sourcebuild.texi (Front End Directory): Document new
597 * Makefile.in (generated_files): New variable.
598 (ALL_HOST_OBJS): New variable.
599 ($(ALL_HOST_OBJS)): New target.
601 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
603 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
604 (remap_block): Call id->transform_lang_insert_block instead
606 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
607 Set id.transform_lang_insert_block to NULL.
608 (clone_body): Move to cp/optimize.c
609 * tree-inline.h (struct copy_body_data): Change
610 transform_lang_insert_block to function pointer.
611 (copy_generic_body, copy_decl_no_change): Export.
612 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
613 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
614 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
616 * c-tree.h (insert_block): Kill.
617 * c-decl.c (insert_block): Kill.
619 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
621 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
622 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
623 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
625 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
626 argument, call {push,pop}_function_context from here.
627 * c-parser.c: Use c_{push,pop}_function_context.
629 * function.c (push_function_context_to): Move meat ...
630 (push_function_context): ... here. Simplify.
631 * function.c (pop_function_context_from): Move meat ...
632 (pop_function_context): ... here. Simplify.
633 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
635 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
636 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
637 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
638 * tree.h (push_function_context_to, pop_function_context_from): Remove.
640 2008-04-03 Ben Elliston <bje@au.ibm.com>
642 * expmed.c (extract_force_align_mem_bit_field): Remove.
644 2008-04-03 Richard Guenther <rguenther@suse.de>
647 * expr.h (try_casesi): Adjust prototype.
648 * expr.c (try_casesi): Take fallback label as extra parameter.
649 Use that for gen_casesi if default_label is NULL.
650 * stmt.c (expand_case): Pass fallback label to try_casesi,
651 make sure to fill gaps with a fallback label if default_label
654 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
657 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
659 2008-04-03 Ben Elliston <bje@au.ibm.com>
661 * expmed.c (extract_split_bit_field): Remove if (0) code.
662 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
663 (do_ds_constraint): Likewise.
665 2008-04-02 Joseph Myers <joseph@codesourcery.com>
667 * doc/cppopts.texi (-dU): Document.
668 * c-common.h (flag_dump_macros): Update comment.
669 * c-opts.c (handle_OPT_d): Handle -dU.
670 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
671 dump_queued_macros, cb_used_define, cb_used_undef): New.
672 (init_pp_output): Handle -dU.
673 (cb_line_change): Call dump_queued_macros.
674 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
676 2008-04-02 Anatoly Sokolov <aesok@post.ru>
678 * config/avr/predicates.md (io_address_operand): New predicate.
679 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
680 * config/avr/avr.c (avr_io_address_p): Remove function.
681 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
682 'avr_io_address_p' function.
683 (out_movhi_r_mr): (Ditto.).
684 (out_movqi_mr_r): (Ditto.).
685 (out_movhi_mr_r): (Ditto.).
686 (avr_address_cost): (Ditto.).
688 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
690 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
691 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
692 in 32bit mode when XMM registers are available to avoid store
694 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
695 corresponding post-reload splitters.
697 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
699 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
700 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
701 __builtin_ia32_roundss.
702 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
703 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
704 __builtin_ia32_roundss.
705 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
706 IX86_BUILTIN_SHUFPD here.
708 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
710 * config/i386/i386.md (plogic): New.
711 (plogicprefix): Likewise.
713 * config/i386/mmx.md (mmx_<code><mode>3): New.
714 (mmx_and<mode>3): Removed.
715 (mmx_ior<mode>3): Likewise.
716 (mmx_xor<mode>3): Likewise.
718 * config/i386/sse.md (<code><mode>3): New.
719 (*<code><mode>3): Likewise.
720 (*<code><mode>3): Likewise.
721 (<code><mode>3): Likewise.
722 (*sse_<code><mode>3): Likewise.
723 (*sse2_<code><mode>3): Likewise.
724 (<code>tf3): Likewise.
725 (*<code>tf3): Likewise.
726 (and<mode>3): Likewise.
727 (*and<mode>3): Likewise.
728 (ior<mode>3): Removed.
729 (*ior<mode>3): Likewise.
730 (xor<mode>3): Likewise.
731 (*xor<mode>3): Likewise.
732 (*and<mode>3): Likewise.
733 (*ior<mode>3): Likewise.
734 (*xor<mode>3): Likewise.
735 (and<mode>3): Likewise.
736 (*sse_and<mode>3): Likewise.
737 (*sse2_and<mode>3): Likewise.
740 (ior<mode>3): Likewise.
741 (*sse_ior<mode>3): Likewise.
742 (*sse2_ior<mode>3): Likewise.
745 (xor<mode>3): Likewise.
746 (*sse_xor<mode>3): Likewise.
747 (*sse2_xor<mode>3): Likewise.
751 2008-04-02 Richard Guenther <rguenther@suse.de>
753 PR tree-optimization/14495
754 PR tree-optimization/34793
755 * tree-vrp.c (struct switch_update): New structure.
756 (to_remove_edges, to_update_switch_stmts): New VECs.
757 (simplify_switch_using_ranges): New function. Remove not taken
758 case labels and edges.
759 (simplify_stmt_using_ranges): Call it.
760 (identify_jump_threads): Mark edges we have queued for removal
761 so we don't thread them.
762 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
764 * tree-cfg.c (group_case_labels): Deal with missing default label.
765 (tree_verify_flow_info): Allow missing default label.
766 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
767 (emit_case_nodes): Likewise.
768 (expand_case): Do not rely on the default label to be present.
769 * expr.c (try_casesi): Deal with NULL default_label.
770 (do_tablejump): Likewise.
772 2008-04-02 Richard Guenther <rguenther@suse.de>
774 PR tree-optimization/14495
775 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
777 (vrp_visit_switch_stmt): ... but here (new function).
778 (find_case_label_index): New helper function.
779 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
781 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
783 * fwprop.c: Fix ISO-C99ism.
785 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
788 * Makefile.in (objdir): Set it here.
789 * configure.ac: Not here. Find dynamic linker characteristics.
790 * exec-tool.in: Use them.
791 * aclocal.m4: Regenerate.
792 * configure: Regenerate.
794 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
796 * expr.c (expand_var): Delete it.
797 * expr.h (expand_var): Delete prototype.
798 * function.c (expand_function_start): Use expand_decl instead.
799 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
802 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
804 PR rtl-optimization/35542
805 * fwprop.c (forward_propagate_and_simplify): Replace
806 loc_reg_mentioned_in_p with reg_mentioned_p.
808 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
810 PR rtl-optimization/35281
811 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
812 (propagate_rtx_1): Handle PR_HANDLE_MEM.
813 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
814 (varying_mem_p): Move above propagate_rtx.
815 (all_uses_available_at): Do not check MEMs.
817 2008-04-02 Rafael Espindola <espindola@google.com>
819 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
820 (register_edge_assert_for_2): Split the cond argument.
821 (register_edge_assert_for_1): Adjust for the change in
822 register_edge_assert_for_2.
823 (register_edge_assert_for): Split the cond argument.
824 (find_switch_asserts): Adjust for the change in
825 register_edge_assert_for.
827 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
829 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
830 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
831 offsets for 64-bit mingw.
832 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
833 abi for x86_64-pc-mingw.
835 2008-04-02 Richard Guenther <rguenther@suse.de>
837 * tree-vrp.c (extract_range_from_assert): Make sure to not
838 produce range min/max with TREE_OVERFOW set.
839 If merging a anti-range and a range keep the anti-range if
840 the range covers all values of the type.
841 (register_edge_assert_for_2): Only allow sign-changing
842 conversions in detecting canonical range checks. Also
843 register an assert for the unsigned name if useful.
845 PR tree-optimization/35787
846 * tree-vrp.c (vrp_val_max): New function.
847 (vrp_val_min): Likewise.
848 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
849 (vrp_val_is_min): Likewise.
850 (supports_overflow_infinity): Use vrp_val_{min,max}.
851 (negative_overflow_infinity): Likewise.
852 (positive_overflow_infinity): Likewise.
853 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
854 (is_positive_overflow_infinity): Likewise.
855 (is_overflow_infinity): Likewise.
856 (avoid_overflow_infinity): Use vrp_val_{min,max} and
857 vrp_val_is_{min,max}.
858 (set_and_canonicalize_value_range): Canonicalize anti-ranges
859 to ranges if possible. Avoid empty ranges.
861 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
864 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
865 the expression is a function address.
867 2008-04-01 George Helffrich <george@gcc.gnu.org>
869 PR fortran/PR35154, fortran/PR23057
870 * fortran/trans-common.c (create_common): Add decl to function
871 chain to preserve identifier scope in debug output.
873 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
874 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
875 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
876 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
878 (dbxout_syms): Check for COMMON-based symbol and wrap in
879 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
880 in bracket for efficiency.
882 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
883 using DW_TAG_common_block + member offset.
884 (add_pubname_string): New function.
885 (dw_expand_expr): New function to find block name and offset for
887 (common_check): New function to check whether symbol in Fortran COMMON.
888 (gen_variable_die): If COMMON, use DW_TAG_common_block.
890 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
891 use of common is unchanged.
893 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
894 with all combinations of debug options available on target.
895 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
896 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
897 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
898 .stabs functionality.
899 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
902 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
905 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
907 2008-04-02 Ben Elliston <bje@au.ibm.com>
909 * config/v850/v850.md (casesi): Remove if (0) code.
910 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
911 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
913 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
915 * config/i386/i386.md (rex64suffix): New mode attribute.
916 (floathi<mode>2): Disable expander for SSE math.
917 (*floathi<mode>2_1): New insn insn_and_split pattern.
918 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
919 corresponding post-reload splitters.
920 (*floathi<mode>2_i387): New macroized insn pattern.
921 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
922 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
923 insn_and_split pattern.
924 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
925 New macroized instruction patterns and corresponding post-reload
927 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
928 and corresponding post-reload splitters.
929 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
930 New macroized instruction patterns.
931 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
932 macroized instruction patterns and corresponding post-reload splitters.
933 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
934 corresponding post-reload splitters.
935 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
936 New macroized instruction patterns.
937 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
938 corresponding post-reload splitters.
939 (*floatsi<mode>2_i387): New macroized instruction patterns.
941 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
943 * config/i386/i386.md (smaxmin): New.
945 (maxminiprefix): Likewise.
946 (maxminfprefix): Likewise.
947 (<code><mode>3): Likewise.
948 (smin<mode>3): Removed.
949 (smax<mode>3): Likewise.
951 * config/i386/mmx.md (mmx_<code>v2sf3): New.
952 (mmx_<code>v4hi3): Likewise.
953 (mmx_<code>v8qi3): Likewise.
954 (mmx_smaxv2sf3): Removed.
955 (mmx_sminv2sf3): Likewise.
956 (mmx_umaxv8qi3): Likewise.
957 (mmx_smaxv4hi3): Likewise.
958 (mmx_uminv8qi3): Likewise.
959 (mmx_sminv4hi3): Likewise.
961 * config/i386/sse.md (<addsub><mode>3): New.
962 (*<addsub><mode>3): Likewise.
963 (<sse>_vm<addsub><mode>3): Likewise.
964 (<maxmin><mode>3): Likewise.
965 (*<maxmin><mode>3_finite): Likewise.
966 (*<maxmin><mode>3): Likewise.
967 (<sse>_vm<maxmin><mode>3): Likewise.
968 (sse3_h<addsub>v4sf3): Likewise.
969 (sse3_h<addsub>v2df3): Likewise.
970 (<maxmin>v16qi3): Likewise.
971 (*<maxmin>v16qi3): Likewise.
972 (<maxmin>v8hi3): Likewise.
973 (*<maxmin>v8hi3): Likewise.
974 (*sse4_1_<maxmin><mode>3): Likewise.
975 (*sse4_1_<maxmin><mode>3): Likewise.
976 (add<mode>3): Removed.
977 (*add<mode>3): Likewise.
978 (<sse>_vmadd<mode>3): Likewise.
979 (sub<mode>3): Likewise.
980 (*sub<mode>3): Likewise.
981 (<sse>_vmsub<mode>3): Likewise.
982 (smin<mode>3): Likewise.
983 (*smin<mode>3_finite): Likewise.
984 (*smin<mode>3): Likewise.
985 (<sse>_vmsmin<mode>3): Likewise.
986 (smax<mode>3): Likewise.
987 (*smax<mode>3_finite): Likewise.
988 (*smax<mode>3): Likewise.
989 (<sse>_vmsmax<mode>3): Likewise.
990 (sse3_haddv4sf3): Likewise.
991 (sse3_haddv2df3): Likewise.
992 (sse3_hsubv4sf3): Likewise.
993 (sse3_hsubv2df3): Likewise.
994 (umaxv16qi3): Likewise.
995 (*umaxv16qi3): Likewise.
996 (smaxv8hi3): Likewise.
997 (*smaxv8hi3): Likewise.
998 (*sse4_1_smax<mode>3): Likewise.
999 (*sse4_1_umax<mode>3): Likewise.
1000 (uminv16qi3): Likewise.
1001 (*uminv16qi3): Likewise.
1002 (sminv8hi3): Likewise.
1003 (*sminv8hi3): Likewise.
1004 (*sse4_1_smin<mode>3): Likewise.
1005 (*sse4_1_umin<mode>3): Likewise.
1007 2008-04-01 Rafael Espindola <espindola@google.com>
1009 * tree-cfg.c (verify_expr): remove in_phi.
1010 (verify_stmt): Don't call walk_tree with verify_expr. Use
1011 is_gimple_min_invariant instead of is_gimple_val.
1013 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1015 * doc/include/gpl_v3.texi: Update for manpage generation.
1016 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1018 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1019 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1020 gpl_v3.texi instead of gpl.texi.
1023 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1026 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1028 2008-04-01 Rafael Espindola <espindola@google.com>
1030 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1031 (extract_code_and_val_from_cond): Use
1032 extract_code_and_val_from_cond_with_ops.
1034 2008-04-01 Jan Hubicka <jh@suse.cz>
1036 * function.c (free_after_compilation): Free epilogue_delay_list.
1037 (prepare_function_start): Assert that previous compilation was freed.
1039 2008-04-01 Jan Hubicka <jh@suse.cz>
1040 Jim Wilson <wilson@tuliptree.org>
1041 Andreas Tobler <andreast@gcc.gnu.org>
1044 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1045 rtl.emit instead cfun->emit.
1046 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1047 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1049 2008-04-01 Ben Elliston <bje@au.ibm.com>
1051 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1053 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1055 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1057 (fprofile-use): Add var flag_profile_use
1058 * coverage.c (coverage_begin_output): Do not open a gcno file for
1059 output only if -ftest-coverage is set.
1060 Do not add getpwd() to gcda file path.
1061 (build_gcov_info): Check the new flag
1062 flag_profile_datafile_relative_path.
1063 (coverage_init): Use profile_data_prefix.
1064 Read profile counter only if flag_profile_use is set.
1065 * opts.c (common_handle_option): New option fprofile-use=,
1066 fprofile-dir=, fprofile-generate=.
1067 * toplev.c (profile_data_prefix): New variable definition.
1068 * toplev.h (profile_data_prefix): New declaration.
1069 * doc/invoke.tex (Option Summary, Optimization Options):
1072 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1074 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1075 use tmp consistently.
1078 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1079 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1080 UNSPEC_FR_RECIP_APPROX_RES.
1081 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1083 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
1086 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
1088 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1091 * fold-const.c (fold_indirect_ref_1): Support accessing non first
1092 element of the vector via a pointer.
1094 2008-03-31 Ian Lance Taylor <iant@google.com>
1096 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
1098 2008-03-31 Jan Hubicka <jh@suse.cz>
1100 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1101 get_arg_pointer_save_area.
1102 * expr.c (init_expr): Just clear out rtl.expr.
1103 * function.c (free_after_compilation): Clear out whole RTL structure.
1104 (get_func_frame_size): Merge into ...
1105 (get_frame_size): ... this one.
1106 (assign_stack_local_1): Merge into ...
1107 (assign_stack_local): ... this one.
1108 (expand_function_end): Update call of get_arg_pointer_save_area.
1109 (get_art_pointer_save_area): Remove cfun argument.
1110 * function.h (emit_status): regno_pointer_align does not need length
1111 attribute. Move x_regno_reg_rtx to ...
1112 (regno_reg_rtx): ... new global array.
1113 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
1114 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
1115 apply_args_value, forced_labels, stack_pointer_delta):
1117 (struct varasm_status): Move here from varasm.c
1118 (struct rtl_data): New. Move here some fields from struct function.
1119 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1120 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1121 used_temp_slots avail_temp_slots, temp_slot_level,
1122 nonlocal_goto_handler_labels): Update accesstors.
1123 (rtl): New global variable.
1124 (struct function): Move some fileds to rtl_data.
1125 (get_arg_pointer_save_area): Update prototype.
1126 * emit-rtl.c (rtl): Declare.
1127 (regno_reg_rtx): Declare.
1128 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1130 (gen_reg_rtx): Update.
1131 (init_virtual_regs): Do not tate emit_status argument.
1132 (init_emit): Do not allocate emit.
1133 * varasm.c (varasm_statuc): Move to function.h.
1134 (n_deferred_constatns): Update accestor.
1135 (init_varasm_status): Do not allocate varasm_status.
1136 (force_const_mem, get_pool_size, output_constant_pool): Update.
1137 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1138 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1140 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
1142 PR rtl-optimization/35729
1143 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
1146 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
1149 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
1150 load/store if memory is unaligned.
1151 (*movti_rex64): Likewise.
1153 * config/i386/predicates.md (misaligned_operand): New.
1155 2008-03-31 Andrew Pinski <pinskia@gmail.com>
1158 * tree-ssa-phiopt.c (conditional_replacement): Return early for
1161 2008-03-31 Jan Beulich <jbeulich@novell.com>
1163 * config/ia64/constraints.md: Add 'j' constraint.
1164 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
1165 (movdi_internal): Likewise.
1167 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
1170 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
1172 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
1175 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
1176 proper error message for the third argument on blendpd and
1179 * config/i386/sse.md (blendbits): New.
1180 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
1182 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
1184 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
1186 2008-03-30 Richard Guenther <rguenther@suse.de>
1189 * fold-const.c (fold_sign_changed_comparison): Do leave
1190 conversions to base-types alone.
1192 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1194 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
1195 the link register if one altivec register is be saved.
1197 2008-03-30 Ben Elliston <bje@au.ibm.com>
1199 * final.c (final_scan_insn): Remove if (0) code.
1201 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
1203 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
1205 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
1207 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
1208 of V4SFmode to ix86_binary_operator_ok.
1210 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
1212 * config/i386/i386.c (override_options): Initialize
1213 ix86_veclib_handler to ix86_veclibabi_svml when
1214 -mveclibabi=svml is used.
1215 (ix86_veclibabi_svml): New function for SVML ABI style
1216 vectorization support.
1217 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
1219 2008-03-28 Rafael Espindola <espindola@google.com>
1221 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
1222 (tree_binary_nonnegative_warnv_p): Make it public.
1223 (tree_single_nonnegative_warnv_p): Make it public.
1224 (tree_invalid_nonnegative_warnv_p): Make it public.
1225 (tree_unary_nonzero_warnv_p): Make it public.
1226 (tree_binary_nonzero_warnv_p): Make it public
1227 (tree_single_nonzero_warnv_p): Make it public.
1228 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
1229 (extract_range_from_binary_expr): Split the expr argument.
1230 (extract_range_from_unary_expr): Split the expr argument.
1231 (extract_range_from_comparison): Split the expr argument.
1232 (extract_range_from_expr): Use the new aux functions.
1233 (vrp_evaluate_conditional_warnv): Use
1234 vrp_evaluate_conditional_warnv_with_ops.
1235 * tree.h (tree_unary_nonzero_warnv_p): Declare.
1236 (tree_binary_nonzero_warnv_p): Declare.
1237 (tree_single_nonzero_warnv_p): Declare.
1238 (tree_expr_nonzero_warnv_p): Declare.
1239 (tree_unary_nonnegative_warnv_p): Declare.
1240 (tree_binary_nonnegative_warnv_p): Declare.
1241 (tree_single_nonnegative_warnv_p): Declare.
1242 (tree_invalid_nonnegative_warnv_p): Declare.
1244 2008-03-28 Richard Guenther <rguenther@suse.de>
1246 PR tree-optimization/30317
1247 PR tree-optimization/30911
1248 PR tree-optimization/34793
1249 * tree-vrp.c (set_and_canonicalize_value_range): New function.
1250 (struct assert_locus_d): New member EXPR.
1251 (register_new_assert_for): Add EXPR parameter to support
1252 ASSERT_EXPR <name, expr OP limit>.
1253 (register_edge_assert_for_1): Adjust callers.
1254 (find_assert_locations): Likewise.
1255 (process_assert_insertions_for): Build condition from expression.
1256 (extract_range_from_assert): Handle ASSERT_EXPRs
1257 of the form ASSERT_EXPR <name, expr OP limit>.
1258 (register_edge_assert_for_2): New helper registering
1259 asserts for comparisons. Recognize range tests of the form
1260 (unsigned)i - CST1 OP CST2.
1261 (register_edge_assert_for_1): Use it.
1262 (register_edge_assert_for): Likewise.
1263 (needs_overflow_infinity): Integer sub-types
1264 do not need overflow infinities.
1265 (vrp_val_is_max): The extreme values of integer sub-types
1266 are those of the base type.
1267 (vrp_val_is_min): Likewise.
1268 * tree.def (ASSERT_EXPR): Document extra allowed conditional
1271 2008-03-28 Nick Clifton <nickc@redhat.com>
1273 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1274 Return GENERAL_REGS for stack adjustment reloads.
1276 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1279 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
1280 const_vector when all the vectors are constant.
1282 2008-03-27 Bob Wilson <bob.wilson@acm.org>
1284 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
1286 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
1287 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
1289 (s<code>_sf): Use new scc_sf attribute for opcode names.
1291 2008-03-27 Tom Tromey <tromey@redhat.com>
1293 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
1294 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
1295 config/spu/t-spu-elf, config/i386/t-interix,
1296 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
1297 config/i386/x-darwin, config/i386/x-mingw32,
1298 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
1299 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
1300 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
1301 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
1302 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
1303 config/rs6000/x-darwin, config/rs6000/t-rs6000,
1304 config/score/t-score-elf, config/arm/t-strongarm-pe,
1305 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
1306 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
1307 Revert automatic dependency patch.
1309 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
1312 * config/i386/i386.c (ix86_function_arg_boundary): Align
1313 decimal floating point to its natural boundary.
1315 2008-03-27 Richard Guenther <rguenther@suse.de>
1318 * fold-const.c (fold_comparison): Restrict distinct decl
1319 comparison folding to VAR_DECLs and PARM_DECLs. Do not
1320 solely rely on operand_equal_p.
1322 2008-03-27 Richard Guenther <rguenther@suse.de>
1325 * c-common.c (handle_weak_attribute): Reject combination of
1328 2008-03-27 Richard Guenther <rguenther@suse.de>
1330 PR tree-optimization/32810
1331 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
1332 conversions from DECL_INITIAL.
1333 (fold_const_aggregate_ref): Likewise from constructor elements.
1335 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
1337 * tree-affine.h (aff_combination_expand): Declare.
1338 (get_inner_reference_aff): Likewise.
1339 * tree-affine.c (aff_combination_expand): Split out from
1340 tree_to_aff_combination_expand.
1341 (get_inner_reference_aff): New function.
1342 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
1343 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
1344 (struct lim_aux_data): sm_done field removed.
1345 (mem_ref_loc_p, mem_ref_locs_p): New types.
1346 (struct mem_ref): Added id, stored, accesses_in_loop,
1347 indep_loop, dep_loop, indep_ref, dep_ref fields.
1348 Removed is_stored, locs and next fields.
1349 (memory_accesses): New variable.
1350 (movement_possibility): Do not allow moving statements
1351 that store to memory.
1352 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
1354 (determine_max_movement): For statements with memory references,
1355 find the outermost loop in that the reference is independent.
1356 (move_computations_stmt): Mark the virtual operands for renaming.
1357 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
1358 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
1359 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
1360 add_vop_ref_mapping, create_vop_ref_mapping_loop,
1361 create_vop_ref_mapping, analyze_memory_references,
1362 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
1363 get_all_locs_in_loop, ref_always_accessed_p,
1364 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
1365 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
1366 store_motion_loop, store_motion): New functions.
1367 (struct vop_to_refs_elt): New type.
1368 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
1369 memref_hash, memref_eq, hoist_memory_references): Rewritten.
1370 (schedule_sm): Replaced by...
1371 (execute_sm): ... this.
1372 (determine_lsm_ref, hoist_memory_references,
1373 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
1374 find_more_ref_vops, free_mem_ref, free_mem_refs,
1375 determine_lsm_loop, determine_lsm): Removed.
1376 (tree_ssa_lim_finalize): Free data structures used by store motion.
1377 (tree_ssa_lim): Call analyze_memory_references. Use
1378 store_motion instead of determine_lsm.
1380 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1382 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
1383 rename tmake_file to m68hc11/t-m68hc11.
1384 (mcore): Set inhibit_libc to true.
1385 * config.host (alpha*-dec-*vms*): Set extra_programs.
1386 (interix3*): Don't use host_xmake_file.
1387 * configure.ac: Let config.gcc override inhibit_libc.
1388 * configure: Regenerate.
1390 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
1391 * config/t-openbsd-thread: Remove commented out lines.
1393 * config/x-interix: Remove.
1395 * config/m68hc11/t-m68hc11-gas: Rename to...
1396 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
1398 * config/mcore/t-mcore: Remove T_CFLAGS.
1399 * config/mcore/t-mcore-pe: Likewise.
1401 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1403 * configure.ac: Replace custom __GNU_SOURCE test with
1404 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
1405 * aclocal.m4: Regenerate.
1406 * configure: Regenerate.
1407 * config.in: Regenerate.
1409 2008-03-27 Richard Guenther <rguenther@suse.de>
1411 * fold-const.c (target.h): Include.
1412 (fold_comparison): Fold comparison of addresses of decls
1413 that bind locally or of constants. Consolidate address folding code.
1414 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
1415 results from fold_binary_to_constant.
1416 (compare_values_warnv): Likewise.
1418 2008-03-27 Andrew Pinski <pinskia@gmail.com>
1421 * fold-const.c (fold_truthop): Check for integeral types when folding
1422 a == 0 && b == 0 and a != 0 || b != 0 .
1424 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
1426 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
1428 2008-03-26 Andreas Schwab <schwab@suse.de>
1430 * doc/invoke.texi: Fix use of @item vs. @itemx.
1432 2008-03-26 Tom Tromey <tromey@redhat.com>
1434 * Makefile.in (build/gensupport.o, build/print-rtl.o,
1435 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
1436 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
1437 build/gencodes.o, build/genconditions.o, build/genconfig.o,
1438 build/genconstants.o, build/genemit.o, build/genextract.o,
1439 build/genflags.o, build/genmddeps.o, build/genopinit.o,
1440 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
1443 2008-03-26 Richard Guenther <rguenther@suse.de>
1446 2008-03-26 Richard Guenther <rguenther@suse.de>
1448 * fold-const.c (target.h): Include.
1449 (fold_comparison): Fold comparison of addresses of two decls
1450 that bind locally. Consolidate address folding code.
1452 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1454 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
1455 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
1456 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
1457 dconstsqrt2, dconstthird, dconste and/or dconst10.
1458 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
1459 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
1460 dconstsqrt2, dconste): Delete.
1461 (init_emit_once): Likewise. Simplify initializing dconstm1.
1463 * real.c (get_real_const): New.
1464 * real.h (dconst3, dconst10, dconstm2, dconstthird,
1465 dconstsqrt2, dconste): Delete.
1466 (real_value_const, get_real_const): New.
1468 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
1470 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
1472 * config/i386/i386.c (ix86_function_arg_boundary): Check
1473 BIGGEST_ALIGNMENT instead of 128.
1474 (setup_incoming_varargs_64): Likewise.
1476 2008-03-26 Tom Tromey <tromey@redhat.com>
1478 * Makefile.in (DEPFILES): Add missing '/'.
1480 2008-03-26 Richard Guenther <rguenther@suse.de>
1482 * fold-const.c (target.h): Include.
1483 (fold_comparison): Fold comparison of addresses of two decls
1484 that bind locally. Consolidate address folding code.
1486 2008-03-26 Nick Clifton <nickc@redhat.com>
1489 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
1490 not allow INT+INT as a legitimate addressing mode.
1492 2008-03-26 Richard Guenther <rguenther@suse.de>
1494 * tree-flow.h (widen_bitfield): Remove declaration.
1495 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
1496 (widen_bitfield): Remove function.
1497 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
1500 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1503 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
1506 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
1508 PR rtl-optimization/35232
1509 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
1510 (forget_old_reloads_1, forget_marked_reloads): Don't clear
1511 reg_reloaded_call_part_clobbered here.
1512 (reload_regs_reach_end_p): New function.
1513 (reload_reg_rtx_for_input): New variable.
1514 (reload_reg_rtx_for_output): Likewise.
1515 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
1516 when reassigning a pseudo register. Load reloadreg from
1517 reload_reg_rtx_for_input, moving the mode and register
1519 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1520 instead of the original when deciding whether an input reload
1521 would be a no-op or whether an output reload can be deleted.
1522 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1523 when setting up new_spill_reg_store. Load it from
1524 reload_reg_rtx_for_output, moving the mode and register
1526 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1527 instead of the original when deciding whether an output reload
1528 would be a no-op. Do the same when modifying insn notes.
1529 Use rtx_equal_p instead of == to compare the registers.
1530 (inherit_piecemeal_p): Take a mode and two register numbers
1532 (emit_reload_insns): Clear new_spill_reg_store for every hard
1533 register in the reload register. Remove spill registers
1534 from reg_reloaded_valid before considering whether to record
1535 inheritance information for them. Use reload_reg_rtx_for_output
1536 instead of reg_rtx when recording output reloads. Use
1537 reload_reg_rtx_for_input instead of reg_rtx when recording
1538 input reloads. Set or clear reg_reloaded_call_part_clobbered
1539 at the same time as setting reg_reloaded_valid.
1540 (delete_output_reload): Add a new_reload_reg parameter and use it
1541 instead of rld[j].reg_rtx.
1542 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1545 2008-03-25 Tom Tromey <tromey@redhat.com>
1547 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1548 (build/genattr.o): Likewise.
1549 (build/genattrtab.o): Likewise.
1550 (build/gencodes.o): Likewise.
1551 (build/genconfig.o): Likewise.
1552 (build/genconstants.o): Likewise.
1553 (build/genemit.o): Likewise.
1554 (build/genextract.o): Likewise.
1555 (build/genflags.o): Likewise.
1557 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1559 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1560 instead of size_int for integer types.
1561 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1562 to match type of MINUS_EXPR.
1564 2008-03-25 Tom Tromey <tromey@redhat.com>
1566 * configure: Rebuilt.
1567 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1570 2008-03-25 Tom Tromey <tromey@redhat.com>
1572 * config/x-solaris (host-solaris.o): Update.
1573 * config/x-linux (host-linux.o): Update.
1574 * config/x-hpux (host-hpux.o): Update.
1575 * config/x-darwin (host-darwin.o): Update.
1576 * config/v850/t-v850e (v850-c.o): Update.
1577 * config/v850/t-v850 (v850-c.o): Update.
1578 * config/t-vxworks (vxworks.o): Update.
1579 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1580 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1581 * config/spu/t-spu-elf (spu-c.o): Update.
1583 * config/sh/t-symbian (sh-c.o): Update.
1584 (symbian.o): Update.
1585 * config/sh/t-sh (sh-c.o): Update.
1586 * config/score/t-score-elf (score7.o, score3.o): Update.
1587 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1588 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1589 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1590 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1592 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1593 * config/m32c/t-m32c (m32c-pragma.o): Update.
1594 * config/ia64/t-ia64 (ia64-c.o): Update.
1595 * config/i386/x-mingw32 (host-mingw32.o): Update.
1596 * config/i386/x-i386 (driver-i386.o): Update.
1597 * config/i386/x-darwin (host-i386-darwin.o): Update.
1598 * config/i386/x-cygwin (host-cygwin.o): Update.
1599 * config/i386/t-nwld (nwld.o): Update.
1600 * config/i386/t-netware (netware.o): Update.
1601 * config/i386/t-interix (winnt.o): Update.
1602 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1603 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1604 msformat-c.o): Update.
1605 * config/bfin/t-bfin-linux (generated_files): Add
1606 linux-sysroot-suffix.h.
1607 * config/arm/t-wince-pe (pe.o): Update.
1608 * config/arm/t-strongarm-pe (pe.o): Update.
1609 * config/arm/t-pe (pe.o): Update.
1610 * config/arm/t-arm (arm-c.o): Update.
1611 * doc/install.texi (Prerequisites): Require make 3.80.
1612 * Makefile.in: Remove .o targets.
1613 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1614 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1615 (simple_generated_h, simple_generated_c): Move earlier.
1616 (generated_files): New variable.
1617 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1618 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1619 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1620 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1621 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1622 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1623 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1624 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1625 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1626 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1627 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1628 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1630 (COMPILE.base, COMPILE): New variables.
1631 (%.o): New pattern rule.
1632 (ALL_HOST_OBJS): New variable.
1633 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1634 (dummy-checksum.o, cc1-checksum.o): Remove.
1635 (DRIVER_SHLIB): New variable.
1636 (DRIVER_DEFINES): Use it.
1637 (gencondmd.c): Move out of build/.
1638 (s-conditions): Update.
1639 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1640 (ALL_BUILD_OBJS): Likewise.
1641 (build/%.o): Use BUILDCOMPILE.
1642 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1643 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1644 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1645 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1646 build/genconfig.o, build/genconstants.o, build/genemit.o,
1647 build/genextract.o, build/genflags.o, build/genmddeps.o,
1648 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1649 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1650 build/gen-protos.o, build/scan.o, build/fix-header.o,
1651 build/scan-decls.o): Simplify.
1652 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1653 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1654 prefix.o, toplev.o): Reduce to variable setting.
1655 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1656 ($(out_object_file), gcc-options.o): New targets.
1657 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1658 * configure: Rebuilt.
1659 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1660 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1662 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1664 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1665 complain when we hit an error, return ERROR_MARK_NODE.
1667 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1669 * config/sh/constraints.md (Pso, Psz): New constraints.
1670 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1671 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1673 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1675 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1676 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1678 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1680 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1681 (prefetch_sh2a): New.
1683 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1684 Naveen.H.S <naveen.hs@kpitcummins.com>
1686 * config/sh/constraints.md (I28): New constraint.
1687 * config/sh/sh.c (broken_move): Add support for movi20s.
1688 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1690 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1691 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1692 Naveen.H.S <naveen.hs@kpitcummins.com>
1694 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1695 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1696 (print_operand): Handle resbank in %@ operand code.
1697 (sh_encode_section_info): New.
1698 (push_regs): Add conditions for resbank.
1699 (sh_expand_epilogue): Likewise.
1700 (sh_insert_attributes): Likewise.
1701 (sh_attribute_table): Likewise.
1702 (sh_handle_resbank_handler_attribute): New.
1703 (sh2a_handle_function_vector_handler_attribute): New.
1704 (sh2a_is_function_vector_call): New.
1705 (sh2a_get_function_vector_number): New.
1706 (sh2a_function_vector_p): New.
1707 (sh_cfun_resbank_handler_p): New.
1708 * config/sh/sh.md (calli): Emit jsr/n if possible.
1709 (calli_tbr_rel): New.
1710 (calli_pcrel): Emit jsr/n if possible.
1711 (return_i): Emit rts/n if possible.
1712 (call_valuei_tbr_rel): New.
1713 (call_valuei_pcrel): Add condition for SH2A target.
1714 (call_value): Likewise.
1715 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1716 (sh2a_get_function_vector_number): Likewise.
1717 (sh2a_is_function_vector_call): Likewise.
1718 * doc/extend.texi: Document TBR relative addressing of SH2A.
1719 (resbank): Add description for SH2A.
1721 2008-03-24 Richard Guenther <rguenther@suse.de>
1724 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1725 pointer assignments change conversions according to middle-end rules.
1726 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1727 * configure.ac: Include type checking in yes.
1728 * configure: Regenerate.
1730 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1732 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1733 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1735 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1737 * gthr-vxworks.h (UNUSED): Define.
1739 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1741 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1743 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1745 * doc/extend.texi (Function Attributes): Add missing comma in the
1746 example of the "alloc_size" attribute.
1748 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1751 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1753 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1756 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1759 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1760 of the underlying type of a MS bitfield layout to the natural
1761 alignment of the type.
1763 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1765 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1766 to their natural alignment to avoid store forwarding stalls.
1768 2008-03-22 Richard Guenther <rguenther@suse.de>
1770 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1771 For PHI nodes verify the address is invariant.
1772 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1773 (get_symbol_constant_value): Use is_gimple_min_invariant.
1774 (maybe_fold_stmt_indirect): Likewise.
1776 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1778 PR rtl-optimization/33927
1779 * Makefile.in (dse.o): Depend on $(TM_P_H).
1780 * expr.h (extract_low_bits): Declare.
1781 * expmed.c (extract_low_bits): New function.
1782 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1783 * dse.c: Include tm_p.h.
1784 (find_shift_sequence): Remove the read_reg argument and return the
1785 read value. Emit the instructions instead of returning them.
1786 Iterate on new_mode rather than calculating it each time.
1787 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1788 source to NEW_MODE and extract_low_bits to convert the shifted
1790 (replace_read): Allow the load and store to have different mode
1791 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1792 or extraction instructions before trying the replacement. Update
1793 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1795 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1797 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1798 to their natural alignment to avoid store forwarding stalls.
1800 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1803 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1804 encouraging but not allowing gprs for input;
1805 change the input constraint to !f#r.
1806 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1808 change the output constraint to !f#r.
1810 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1813 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1814 corresponding post-reload splitters.
1815 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1816 when x87 FP math is selected.
1817 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1818 New function prototype.
1819 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1820 unreachable function to ease macroization of insn patterns.
1822 2008-03-21 Martin Jambor <mjambor@suse.cz>
1824 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1825 reference dumps if ddr is NULL or dependence is unknown.
1827 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1829 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1830 unsigned extension into account.
1831 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1832 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1833 Do computations on a scratch register.
1835 2008-03-21 Richard Guenther <rguenther@suse.de>
1837 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1838 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1839 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1840 * tree-ssa-dom.c (record_equality): Likewise.
1841 * tree-inline.c (copy_body_r): Likewise.
1842 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1845 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1847 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1848 as 'delete_unused' argument.
1850 2008-03-20 Richard Guenther <rguenther@suse.de>
1852 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1853 special casing of constant qualifiers.
1854 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1855 care about them in general.
1856 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1857 regardless of their type.
1858 (fold_stmt_r): Forcefully fold *& if we end up with that.
1860 2008-03-20 Paul Brook <paul@codesourcery.com>
1862 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1863 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1865 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1867 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1868 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1870 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1872 * common.opt (Wmudflap): New option.
1873 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1874 (mx_register_decls): Likewise.
1875 (mudflap_finish_file): Likewise.
1876 * doc/invoke.texi: Document -Wno-mudflap.
1878 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1880 * c-format.c (replace_format_name_to_system_name): New.
1882 (convert_format_name_to_system_name): New.
1883 (decode_format_attr): Add use of convert_format_name_to_system_name.
1884 (format_types_orig): Add gnu_ prefix to names.
1885 (check_format_info_main): Special treating of \0 escaped names for
1886 supporting multi-character format specifiers as I32, I64.
1887 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1888 (gnu_target_overrides_format_attributes): New.
1889 * c-format.h: Add structure target_ovr_attr to hold
1890 system specific formatter names.
1891 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1892 msformat-c.o file to c_target_objs and cxx_target_objs.
1893 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1894 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1895 (TARGET_N_FORMAT_TYPES): New.
1896 * config/i386/msformat-c.c: New.
1897 * config/i386/t-cygming: Add build rule for msformat-c.o.
1898 * doc/extend.texi: Add new format names gnu_* and ms_* and
1900 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1902 2008-03-20 Ira Rosen <irar@il.ibm.com>
1904 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1905 optimizations turned on under -O3.
1906 (ftree-vectorize): Add that the flag is turned on with -O3.
1908 2008-03-20 Ben Elliston <bje@au.ibm.com>
1910 * regmove.c (try_auto_increment): Fix spelling error in comment.
1911 * final.c (final_scan_insn): Likewise.
1913 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1916 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1917 allocator preferences for "y" and "r" class registers.
1918 ("*mov<mode>_internal"): Ditto.
1919 ("*movv2sf_internal_rex64"): Ditto.
1920 ("*movv2sf_internal"): Ditto.
1922 2008-03-19 Michael Matz <matz@suse.de>
1925 * calls.c (expand_call): Check overlap of arguments with call
1926 address for sibcalls.
1928 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1931 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1932 of the underlying type of a MS bitfield layout to the natural
1933 alignment of the type.
1935 2008-03-19 Jan Hubicka <jh@suse.cz>
1938 * toplev.c (decode_d_option): Handle all CPP flags.
1939 * tree-vrp.c: Update tree_pass descriptors.
1940 * regrename.c: Update tree_pass descriptors.
1941 * fwprop.c: Update tree_pass descriptors.
1942 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1943 * tree-into-ssa.c: Update tree_pass descriptors.
1944 * tree-dump.c: Update tree_pass descriptors.
1945 * tree-complex.c: Update tree_pass descriptors.
1946 * tree-dump.h: Update tree_pass descriptors.
1947 * see.c: Update tree_pass descriptors.
1948 * cgraphbuild.c: Update tree_pass descriptors.
1949 * tracer.c: Update tree_pass descriptors.
1950 * tree-loop-distribution.c: Update tree_pass descriptors.
1951 * cgraph.c: Update tree_pass descriptors.
1952 * postreload-gcse.c: Update tree_pass descriptors.
1953 * postreload.c: Update tree_pass descriptors.
1954 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1955 * tree-tailcall.c: Update tree_pass descriptors.
1956 * tree-pass.h (tree_opt_pass): Rename to ...
1957 (opt_pass) ... this one; add "type" field and remove letter field.
1958 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1959 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1960 all_lowering_passes): Update declaration.
1961 * ipa-cp.c: Update tree_pass descriptors.
1962 * final.c: Update tree_pass descriptors.
1963 * omp-low.c: Update tree_pass descriptors.
1964 * tree-ssa-dse.c: Update tree_pass descriptors.
1965 * ipa-reference.c: Update tree_pass descriptors.
1966 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1967 * auto-inc-dec.c: Update tree_pass descriptors.
1968 * reorg.c: Update tree_pass descriptors.
1969 * cgraphunit.c: Update tree_pass descriptors.
1970 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1971 * tree-ssa-ccp.c: Update tree_pass descriptors.
1972 * df-core.c: Update tree_pass descriptors.
1973 * mode-switching.c: Update tree_pass descriptors.
1974 * tree-nomudflap.c: Update tree_pass descriptors.
1975 * modulo-sched.c: Update tree_pass descriptors.
1976 * ipa-pure-const.c: Update tree_pass descriptors.
1977 * cse.c: Update tree_pass descriptors.
1978 * web.c: Update tree_pass descriptors.
1979 * tree-stdarg.c: Update tree_pass descriptors.
1980 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1981 * tree-ssa-dom.c: Update tree_pass descriptors.
1982 * tree-nrv.c: Update tree_pass descriptors.
1983 * tree-ssa-alias.c: Update tree_pass descriptors.
1984 * loop-init.c: Update tree_pass descriptors.
1985 * gimple-low.c: Update tree_pass descriptors.
1986 * ipa-inline.c: Update tree_pass descriptors.
1987 * tree-ssa-sink.c: Update tree_pass descriptors.
1988 * global.c: Update tree_pass descriptors.
1989 * ifcvt.c: Update tree_pass descriptors.
1990 * jump.c: Update tree_pass descriptors.
1991 * predict.c: Update tree_pass descriptors.
1992 * tree-ssa-loop.c: Update tree_pass descriptors.
1993 * recog.c: Update tree_pass descriptors.
1994 * dse.c: Update tree_pass descriptors.
1995 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
1996 * tree-eh.c: Update tree_pass descriptors.
1997 * regmove.c: Update tree_pass descriptors.
1999 * function.c: Update tree_pass descriptors.
2000 * tree-vectorizer.c: Update tree_pass descriptors.
2001 * gcse.c: Update tree_pass descriptors.
2002 * ipa-type-escape.c: Update tree_pass descriptors.
2003 * tree-if-conv.c: Update tree_pass descriptors.
2004 * init-regs.c: Update tree_pass descriptors.
2005 * ipa.c: Update tree_pass descriptors.
2006 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2007 * rtl-factoring.c: Update tree_pass descriptors.
2008 * lower-subreg.c: Update tree_pass descriptors.
2009 * bt-load.c: Update tree_pass descriptors.
2010 * tree-dfa.c: Update tree_pass descriptors.
2011 * except.c: Update tree_pass descriptors.
2012 * emit-rtl.c: Update tree_pass descriptors.
2013 * cfgexpand.c: Update tree_pass descriptors.
2014 * tree-cfgcleanup.c: Update tree_pass descriptors.
2015 * cfgcleanup.c: Update tree_pass descriptors.
2016 * tree-ssa-pre.c: Update tree_pass descriptors.
2017 * tree-sra.c: Update tree_pass descriptors.
2018 * tree-mudflap.c: Update tree_pass descriptors.
2019 * tree-ssa-copy.c: Update tree_pass descriptors.
2020 * cfglayout.c: Update tree_pass descriptors.
2021 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2022 * tree-ssa-dce.c: Update tree_pass descriptors.
2023 * tree-ssa.c: Update tree_pass descriptors.
2024 * regclass.c: Update tree_pass descriptors.
2025 * integrate.c: Update tree_pass descriptors.
2026 * tree-optimize.c: Update tree_pass descriptors.
2027 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2028 * tree-object-size.c: Update tree_pass descriptors.
2029 * combine.c: Update tree_pass descriptors.
2030 * tree-outof-ssa.c: Update tree_pass descriptors.
2031 * bb-reorder.c: Update tree_pass descriptors.
2032 * stack-ptr-mod.c: Update tree_pass descriptors.
2033 * var-tracking.c: Update tree_pass descriptors.
2034 * tree-profile.c: Update tree_pass descriptors.
2035 * tree-vect-generic.c: Update tree_pass descriptors.
2036 * reg-stack.c: Update tree_pass descriptors.
2037 * sched-rgn.c: Update tree_pass descriptors.
2038 * tree-ssa-structalias.c: Update tree_pass descriptors.
2039 * tree-cfg.c: Update tree_pass descriptors.
2040 * passes.c (current_pass): Update declaration.
2041 (finish_optimization_passes): Update.
2042 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2043 (register_one_dump_file, register_dump_files_1, next_pass_1):
2045 (init_optimization_passes): Update handling of new types.
2046 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2047 * ipa-struct-reorg.c: Update tree_pass descriptors.
2048 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2049 * combine-stack-adj.c: Update tree_pass descriptors.
2050 * cfgrtl.c: Update tree_pass descriptors.
2051 * dce.c: Update tree_pass descriptors.
2052 * tree-ssanames.c: Update tree_pass descriptors.
2054 2008-03-19 Richard Guenther <rguenther@suse.de>
2057 * tree-ssa.c (walk_data): New structure.
2058 (warn_uninitialized_var): If not always_executed warn with "maybe"
2060 (execute_early_warn_uninitialized): Compute post-dominators.
2061 Initialize always_executed before processing each basic block.
2063 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2066 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2067 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2069 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2071 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2073 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2075 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2077 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2078 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2079 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2080 target after ignore has been set, and move there also the commputation
2081 of subtarget and original_target.
2082 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2083 (LANG_HOOKS_INITIALIZER): Remove it.
2084 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2086 2008-03-18 Richard Guenther <rguenther@suse.de>
2088 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
2089 found an expression with constants, note that in the VN for the lhs.
2090 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
2091 fold them to constants if possible. Run cleanup_cfg if done so.
2092 (execute_pre): Return todo.
2094 (execute_fre): Likewise.
2095 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
2097 (get_prop_source_stmt): Look through pointer conversions.
2099 2008-03-18 Jan Hubicka <jh@suse.cz>
2101 * tree-pretty-print.c: Include predict.h.
2102 (dump_generic_node): Dump predictor.
2103 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
2104 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
2105 * gimple-low.c (lower_stmt): Likewise.
2106 * expr.c (expand_expr_real): Likewise.
2107 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
2109 (build_predict_expr, build_predict_expr): New.
2110 * predict.h (predictor_name, build_predict_expr): Update.
2111 * c-typeck.c (c_finish_bc_stmt): Add prediction.
2112 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
2113 * predict.def (PRED_CONTINUE): Update hitrate.
2114 * tree.def (PREDICT_EXPR): Define.
2115 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
2116 do not handle BIND_EXPR.
2117 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
2118 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
2119 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
2122 2008-03-18 Michael Matz <matz@suse.de>
2124 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2126 2008-03-18 Richard Guenther <rguenther@suse.de>
2128 * tree-gimple.h (is_gimple_invariant_address): Declare.
2129 (is_gimple_constant): Likewise.
2130 * tree-gimple.c (is_gimple_constant): New function.
2131 (is_gimple_invariant_address): Likewise.
2132 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
2133 and is_gimple_invariant_address.
2134 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
2136 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
2137 an addressable base.
2139 2008-03-18 Jakub Jelinek <jakub@redhat.com>
2142 * gimplify.c (gimplify_expr): Gimplify second operand of
2145 2008-03-17 Richard Guenther <rguenther@suse.de>
2147 PR tree-optimization/19637
2148 * fold-const.c (fold_unary): Remove restrictions of removing
2149 intermediate pointer-conversions (P2)(P1)P0.
2150 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
2151 conversion to void pointer.
2152 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
2154 2008-03-16 James E. Wilson <wilson@tuliptree.org>
2157 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
2158 emulated thread local variables.
2160 2008-03-16 Richard Guenther <rguenther@suse.de>
2163 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
2164 expand TREE_INVARIANT operations that are not gimple invariant.
2166 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
2168 * doc/extend.texi (Alignment): Say that the ABI controls
2169 the __alignof__ for non-strict-alignment targets rather
2170 than being a recommendation.
2172 2008-03-15 Paul Brook <paul@codesourcery.com>
2174 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
2176 (arm_output_fn_unwind): Mark functions that can not be unwound.
2178 2008-03-15 Paul Brook <paul@codesourcery.com>
2180 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
2181 extension instructions.
2183 2008-03-15 Richard Guenther <rguenther@suse.de>
2185 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
2186 and fold constant aggregate refs.
2187 (fold_const_aggregate_ref): Handle string constants
2188 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
2189 (evaluate_stmt): Simplify now that ccp_fold folds constant
2192 2008-03-15 Paul Brook <paul@codesourcery.com>
2194 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
2195 (extzv): Use gen_extzv_t2.
2196 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
2198 2008-03-15 Richard Guenther <rguenther@suse.de>
2200 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
2201 (fold_const_aggregate_ref): Likewise.
2202 (get_value): Return NULL if we don't have any values.
2203 (ccp_finalize): Set const_val to NULL after freeing it.
2204 * tree-flow.h (get_symbol_constant_value): Declare.
2205 (fold_const_aggregate_ref): Likewise.
2206 * tree-ssa-sccvn.c (try_to_simplify): Use them.
2208 2008-03-15 Richard Guenther <rguenther@suse.de>
2211 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
2212 to not produce negative array indices if not allowed. Add
2213 parameter to indicate that.
2214 (maybe_fold_offset_to_component_ref): Allow negative array
2215 indices only for the first member of a structure.
2216 (maybe_fold_offset_to_reference): Allow negative array indices.
2217 (maybe_fold_stmt_addition): Likewise.
2219 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
2220 Anatoly Sokolov <aesok@post.ru>
2222 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
2223 (avr_arch): Add ARCH_AVR6.
2224 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
2225 (initial_elimination_offset): Initialize and use 'avr_pc_size'
2226 instead of fixed value 2.
2227 (print_operand_address): Use gs() asm specifier instead of pm().
2228 (avr_assemble_integer): (Ditto.).
2229 (avr_output_addr_vec_elt): (Ditto.).
2230 (print_operand): Handle "!" code.
2231 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
2232 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
2233 (AVR_HAVE_EIJMP_EICALL): Define.
2234 (AVR_3_BYTE_PC): Redefine.
2235 (AVR_2_BYTE_PC): (Ditto.).
2236 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
2237 (LINK_SPEC): Add atmega2560 and atmega2561.
2238 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
2240 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
2241 for 3 byte PC devices.
2242 (call_value_insn): (Ditto.).
2243 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
2244 (indirect_jump): Use only for for 2 byte PC devices.
2245 (*tablejump): (Ditto.).
2246 (*indirect_jump_avr6): Add insn.
2247 (*tablejump_rjmp): Don't use for 3 byte PC devices.
2248 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
2249 instead of ijmp for 3 byte PC devices.
2250 (__tablejump2__): (Ditto.).
2251 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
2252 (MULITLIB_DIRNAMES): (Ditto.).
2253 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2255 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
2257 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
2258 "sse2_umulsidi3". Use V1DI mode for operand 0.
2259 ("mmx_psadbw"): Use V1DI mode for operand 0.
2260 * config/i386/i386-modes.def (V1SI): New vector mode.
2261 * config/i386/i386.c (struct builtin_description)
2262 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
2263 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
2264 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
2265 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
2266 v1di_ftype_v8qi_v8qi type.
2267 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
2269 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
2270 __builtin_ia32_pmuludq]: Fix the mode of return value.
2272 2008-03-15 Richard Guenther <rguenther@suse.de>
2275 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
2278 2008-03-14 Bob Wilson <bob.wilson@acm.org>
2280 * doc/invoke.texi (Option Summary, Xtensa Options): Document
2281 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
2282 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
2283 unless TARGET_SERIALIZE_VOLATILE is enabled.
2284 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
2285 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
2286 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
2288 2008-03-14 Richard Guenther <rguenther@suse.de>
2290 PR tree-optimization/34172
2291 * tree-flow.h (refs_may_alias_p): Declare.
2292 (get_single_def_stmt): Likewise.
2293 (get_single_def_stmt_from_phi): Likewise.
2294 (get_single_def_stmt_with_phi): Likewise.
2295 * tree-dfa.c (refs_may_alias_p): New function.
2296 (get_single_def_stmt): Likewise.
2297 (get_single_def_stmt_from_phi): Likewise.
2298 (get_single_def_stmt_with_phi): Likewise.
2299 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
2300 (vn_reference_lookup_1): New helper function.
2301 (vn_reference_lookup): Walk the virtual use-def chain to
2302 continue searching for a match if the def does not alias the
2303 reference we are looking for.
2305 2008-03-14 David Edelsohn <edelsohn@gnu.org>
2307 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
2308 archive and Perzl. Update The Written Word listing.
2310 2008-03-14 Richard Guenther <rguenther@suse.de>
2312 PR tree-optimization/34043
2313 PR tree-optimization/33989
2314 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
2316 (bitmap_find_leader): Use extra argument to verify dominance
2317 relationship inside a basic-block.
2318 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
2319 (find_leader_in_sets): Adjust.
2320 (create_component_ref_by_pieces): Take extra argument for
2321 dominance check, handle lookup failures.
2322 (find_or_generate_expression): Likewise.
2323 (create_expression_by_pieces): Likewise.
2324 (insert_into_preds_of_block): Adjust.
2325 (create_value_expr_from): If asked for, verify all operands
2326 are in the blocks AVAIL_OUT set.
2327 (make_values_for_stmt): Check for SSA_NAMEs that are life
2328 over an abnormal edge.
2329 (compute_avail): Remove such check.
2330 (do_SCCVN_insertion): New function.
2331 (eliminate): If we do not find a leader suitable for replacement
2332 insert a replacement expression from SCCVN if available.
2333 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
2334 (struct vn_ssa_aux): Add needs_insertion flag.
2335 * tree-ssa-sccvn.c (may_insert): New global flag.
2336 (copy_reference_ops_from_ref): Value-number union member access
2337 based on its size, not type and member if insertion is allowed.
2338 (visit_reference_op_load): For a weak match from union type
2339 punning lookup a view-converted value and insert a SSA_NAME
2340 for that value if that is not found.
2341 (visit_use): Make dumps shorter. Do not disallow value numbering
2342 SSA_NAMEs that are life over an abnormal edge to constants.
2343 (free_scc_vn): Release inserted SSA_NAMEs.
2344 (run_scc_vn): New flag to specify whether insertion is allowed.
2345 Process SSA_NAMEs in forward order.
2346 * tree-ssa-loop-im.c (for_each_index): Handle invariant
2347 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
2348 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
2349 pointer type to/from integral types that do not change the
2350 precision to regular conversions.
2352 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2354 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2355 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2356 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
2357 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
2358 input arguments and the mode of return value. Built-in functions
2359 that operate on whole 64-bit MMX register now use V1DI mode.
2361 2008-03-13 Alon Dayan <alond@il.ibm.com>
2362 Olga Golovanevsky <olga@il.ibm.com>
2364 PR tree-optimization/35041
2365 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
2366 to locate the right position in a statement.
2368 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2372 * config/i386/xmmintrin.h: Change all static inline functions to
2373 extern inline and add __gnu_inline__ attribute.
2374 * config/i386/bmintrin.h: Ditto.
2375 * config/i386/smmintrin.h: Ditto.
2376 * config/i386/tmmintrin.h: Ditto.
2377 * config/i386/mmintrin-common.h: Ditto.
2378 * config/i386/ammintrin.h: Ditto.
2379 * config/i386/emmintrin.h: Ditto.
2380 * config/i386/pmmintrin.h: Ditto.
2381 * config/i386/mmintrin.h: Ditto.
2382 * config/i386/mm3dnow.h: Ditto.
2384 2008-03-13 Jakub Jelinek <jakub@redhat.com>
2387 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
2388 (lower_omp_2): New function.
2389 (lower_omp_1, lower_omp): Rewritten.
2391 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
2394 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
2395 with the phrase "Microsoft Windows compilers".
2396 (Push/Pop Macro Pragmas): New subsection. Document
2397 #pragma push_macro and pragma pop_macro.
2399 2008-03-12 Paul Brook <paul@codesourcery.com>
2401 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
2403 2008-03-12 Paul Brook <paul@codesourcery.com>
2405 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
2406 (thumb2_alusi3_short): Exclude PLUS and MINUS.
2407 (thumb2_addsi_shortim): Rename ...
2408 (thumb2_addsi_short): ... to this. Allow register operands.
2409 (thumb2_subsi_short): New pattern.
2410 (thumb2_one_cmplsi2_short,
2411 thumb2_negsi2_short): New patterns and peepholes.
2413 2008-03-12 Paul Brook <paul@codesourcery.com>
2415 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
2417 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
2419 * config/i386/i386.md (int_cond): New code iterator.
2421 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
2422 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
2423 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
2424 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
2425 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
2426 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
2427 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
2428 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
2430 2008-03-12 Paul Brook <paul@codesourcery.com>
2432 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
2433 instead of {arm,thumb}_compute_save_reg_mask.
2434 (output_return_instruction): Ditto.
2435 (thumb_unexpanded_epilogue): Ditto.
2436 (thumb1_expand_prologue): Ditto.
2437 (thumb1_output_function_prologue): Ditto.
2438 (arm_set_return_address): Ditto.
2439 (thumb_set_return_address): Ditto.
2440 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
2441 regs to achieve stack alignment.
2442 (thumb1_compute_save_reg_mask): Fix compiler warning.
2443 (arm_output_epilogue): Use offsets->saved_regs_mask.
2444 Adjust stack pointer by poping call clobered registers.
2445 (arm_expand_prologue): Use offsets->saved_regs_mask.
2446 Adjust stack pointer by pushing extra registers.
2447 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
2449 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
2452 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
2453 conversion to the operands of a multiplication.
2455 2008-03-12 Richard Guenther <rguenther@suse.de>
2457 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
2458 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
2459 * timevar.def (TV_TREE_PHIPROP): Add.
2460 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
2461 pass description. Use TV_TREE_PHIPROP.
2462 * tree-ssa-forwprop.c: Remove phiprop code.
2464 2008-03-12 Jakub Jelinek <jakub@redhat.com>
2467 * omp-low.c (maybe_lookup_decl): Constify first argument.
2468 (use_pointer_for_field): Change last argument from bool to
2469 omp_context *. Disallow shared copy-in/out in nested
2470 parallel if decl is shared in outer parallel too.
2471 (build_outer_var_ref, scan_sharing_clauses,
2472 lower_rec_input_clauses, lower_copyprivate_clauses,
2473 lower_send_clauses, lower_send_shared_vars): Adjust callers.
2475 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
2476 Ira Rosen <irar@il.ibm.com>
2478 * tree-vectorizer.c (free_stmt_vec_info): New function.
2479 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
2480 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
2481 * tree-vectorizer.h (free_stmt_vec_info): Declare.
2482 * tree-vect-transform.c (vectorizable_conversion): Free
2483 vec_oprnds0 if it was allocated.
2484 (vect_permute_store_chain): Remove unused VECs.
2485 (vectorizable_store): Free VECs that are allocated in the..
2487 (vect_transform_strided_load, vectorizable_load): Likewise.
2488 (vect_remove_stores): Simplify the code.
2489 (vect_transform_loop): Move code to vect_remove_stores().
2490 Call vect_remove_stores() and free_stmt_vec_info().
2492 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2494 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
2495 TARGET_HPUX. Revise comment.
2496 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
2497 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
2498 Use sr4 variant of `be' instruction when not generating PIC code.
2499 (attr_length_call): Adjust for above change.
2501 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2503 * ipa-reference.c (static_execute): Remove module_statics_const and
2504 associated setting code.
2506 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2509 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
2510 predicate for operand 1.
2511 (paritysi2_cmp): Use register_operand predicate for operand 2.
2512 Use earlyclobber modifier for operand 1. Remove support for
2514 (paritydi2_cmp): Use register_operand predicate for operand 3.
2515 Use earlyclobber modifier for operand 1. Remove support for
2518 2008-03-11 Paul Brook <paul@codesourcery.com>
2519 Vladimir Prus <vladimir@codesourcery.com>
2521 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2522 (arm_compute_save_reg0_reg12_mask): Always
2523 check if register 11 must be saved. Always safe hard frame pointer
2524 when frame_pointer_needeed.
2525 (arm_compute_save_reg_mask): Save IP and PC
2526 only with apcs frames.
2527 (arm_output_epilogue): Adjust Thumb2 codepath to
2528 be also invoked and work for ARM non-apcs frames.
2529 (arm_expand_prologue): Don't bother saving IP
2530 for non-apcs frame, since it's not clobbered by
2531 prologue code. Implement non-apcs frame
2534 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2536 PR rtl-optimization/35281
2537 * expr.c (convert_move): Use a new pseudo for the intermediate
2538 from_mode->word_mode result.
2540 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2542 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2543 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2544 * toplev.c (compile_file): Don't call it.
2546 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2549 * expr.c (store_expr): Call emit_block_move if the mode
2550 of "temp" RTX is BLKmode.
2552 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2553 Richard Guenther <rguenther@suse.de>
2555 PR tree-optimization/31358
2556 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2557 the step with a NULL_TREE.
2558 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2559 to sizetype if type is a pointer type.
2560 (add_candidate_1): Don't convert the base and step to
2561 the generic type if the orginal type is a pointer type.
2562 (add_iv_value_candidates): Use sizetype for the step
2563 if type is a pointer type.
2564 (cand_value_at): Likewise.
2565 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2567 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2568 Don't convert the tem affine to the type.
2569 (add_elt_to_tree): Use sizetype for the step if a pointer.
2570 Use POINTER_PLUS_EXPR for pointers.
2571 (aff_combination_to_tree): Use sizetype for the step if a
2574 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2576 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2577 Remove commutativity hint.
2579 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2583 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2584 errorneous type. Check that v is a VAR_DECL.
2587 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2589 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2591 PR tree-optimization/35494
2592 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2593 may be overriden at link and run time.
2595 2008-03-10 Richard Guenther <rguenther@suse.de>
2597 PR tree-optimization/34677
2598 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2599 (poolify_tree): Likewise.
2600 (modify_expr_template): Likewise.
2601 (poolify_modify_stmt): Likewise.
2602 (insert_fake_stores): Handle all component-ref style stores
2603 in addition to INDIRECT_REF. Also handle complex types.
2604 Do not poolify the inserted load.
2605 (realify_fake_stores): Do not rebuild the tree but only
2606 make it a SSA_NAME copy.
2607 (init_pre): Remove initialzation of modify_expr_template.
2608 Do not allocate modify_expr_node_pool.
2609 (fini_pre): Do not free modify_expr_node_pool.
2611 2008-03-10 Paul Brook <paul@codesourcery.com>
2613 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2616 2008-03-10 Paul Brook <paul@codesourcery.com>
2617 Mark Shinwell <shinwell@codesourcery.com>
2619 * config/arm/cortex-r4.md: New.
2620 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2622 * config/arm/arm.md: Include cortex-r4.md.
2623 (insn): Add smmls, sdiv and udiv values.
2624 (generic_sched): Don't use generic scheduling for Cortex-R4.
2625 (arm_issue_rate): New function.
2626 (TARGET_SCHED_ISSUE_RATE): Define.
2628 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2630 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2632 2008-03-10 Richard Guenther <rguenther@suse.de>
2634 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2635 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2637 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2639 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2640 Set default to true.
2642 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2644 * c.opt (Wsynth): Deprecate.
2645 * doc/invoke.texi (Option Summary, Warning Options): Document
2646 -Wno-format-contains-nul.
2648 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2651 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2652 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2654 2008-03-09 Ira Rosen <irar@il.ibm.com>
2656 * config/rs6000/rs6000.c (builtin_description): Rename vector
2657 left shift operations.
2658 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2659 (altivec_vsl<VI_char>): Rename to ...
2660 (ashl<mode>3): ... new name.
2661 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2663 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2665 2008-03-08 Richard Guenther <rguenther@suse.de>
2667 * coverage.h (tree_coverage_counter_addr): Declare.
2668 * coverage.c (tree_coverage_counter_addr): New function.
2669 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2671 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2672 (tree_gen_one_value_profiler): Likewise.
2673 (tree_gen_ic_profiler): Likewise.
2674 (tree_gen_average_profiler): Likewise.
2675 (tree_gen_ior_profiler): Likewise.
2677 2008-03-08 Richard Guenther <rguenther@suse.de>
2679 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2680 (vn_binary_op_insert): Likewise.
2681 (vn_unary_op_lookup): Likewise.
2682 (vn_unary_op_insert): Likewise.
2683 (vn_nary_op_lookup): Declare.
2684 (vn_nary_op_insert): Likewise.
2685 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2686 and binary hashes, use a single obstack for unary_op_pool
2688 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2689 a single struct vn_nary_op_s. Store tree code length and
2690 a variable number of operands.
2691 (struct vn_reference_op_struct): Remove unused op2.
2692 (vn_reference_op_eq): Do not compare op2.
2693 (vn_reference_op_compute_hash): Do not compute hash of op2.
2694 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2695 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2696 with vn_nary_op_compute_hash.
2697 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2698 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2700 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2702 (visit_unary_op): Call nary functions.
2703 (visit_binary_op): Likewise.
2704 (process_scc): Adjust for struct vn_tables_s changes.
2705 (allocate_vn_table): Likewise.
2706 (free_vn_table): Likewise.
2707 * tree-vn.c (vn_add): Call nary functions.
2708 (vn_lookup): Likewise.
2710 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2713 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2714 wdst back after sync_compare_and_swapqhi_internal.
2716 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2719 * config/i386/i386-modes.def (V1DI): New vector mode.
2720 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2721 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2722 (MMXMODE248): Ditto.
2723 (MMXMODE): Add V1DI mode.
2724 (mmxvecsize): Change DI mode to V1DI mode.
2725 ("mov<mode>): Use MMXMODEI8 mode iterator.
2726 ("*mov<mode>_internal_rex64"): Ditto.
2727 ("*mov<mode>_internal"): Ditto.
2728 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2729 ("mmx_sub<mode>3"): Ditto.
2730 ("mmx_adddi3"): Remove insn pattern.
2731 ("mmx_subdi3"): Ditto.
2732 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2733 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2734 ("mmx_ashl<mode>3"): Ditto.
2735 ("mmx_lshrdi3"): Remove insn pattern.
2736 ("mmx_ashldi3"): Ditto.
2737 * config/i386/i386.c (classify_argument): Handle V1DImode.
2738 (function_arg_advance_32): Ditto.
2739 (function_arg_32): Ditto.
2740 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2741 mmx_addv1di3 insn pattern.
2742 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2743 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2744 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2745 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2746 Remove definitions of built-in functions.
2747 (V1DI_type_node): New node.
2748 (v1di_ftype_v1di_int): Ditto.
2749 (v1di_ftype_v1di_v1di): Ditto.
2750 (v2si_ftype_v2si_si): Ditto.
2751 (v4hi_ftype_v4hi_di): Remove node.
2752 (v2si_ftype_v2si_di): Ditto.
2753 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2754 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2755 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2756 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2757 Add new builtins using def_builtin_const.
2758 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2759 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2760 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2761 * config/i386/mmintrin.h (__v1di): New typedef.
2762 (_mm_add_si64): Cast arguments to __v1di type.
2763 (_mm_sub_si64): Ditto.
2764 (_mm_sll_pi16): Cast __count to __v4hi type.
2765 (_mm_sll_pi32): Cast __count to __v2si type.
2766 (_mm_sll_si64): Cast arguments to __v1di type.
2767 (_mm_srl_pi16): Cast __count to __v4hi type.
2768 (_mm_srl_pi32): Cast __count to __v2si type.
2769 (_mm_srl_si64): Cast arguments to __v1di type.
2770 (_mm_sra_pi16): Cast __count to __v4hi type.
2771 (_mm_sra_pi32): Cast __count to __v2si type.
2772 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2773 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2774 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2775 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2776 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2777 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2778 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2779 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2780 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2781 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2782 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2783 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2785 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2787 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2789 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2792 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2793 reg+const addressing for Altivec modes. Don't generate reg+reg
2794 addressing for TFmode or TDmode quantities.
2796 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2798 * c-common.c (vector_types_convertible_p): Call langhook
2799 instead of comptypes.
2801 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2804 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2805 integral and scalar float variables which have a
2808 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2810 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2811 dwarf_register_span hook when emitting unwind information for
2812 register-to-memory saves.
2813 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2814 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2816 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2818 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2819 for the same VAR_DECL.
2821 2008-03-06 Tom Tromey <tromey@redhat.com>
2824 * doc/standards.texi (Standards): Don't mention treelang.
2825 * doc/invoke.texi (Overall Options): Don't mention treelang.
2826 * doc/install.texi (Prerequisites): Don't mention bison or
2828 (Configuration): Don't mention treelang.
2829 (Building): Likewise.
2830 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2832 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2834 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2835 word-extractions out of a multi-word object.
2837 2008-03-06 Richard Guenther <rguenther@suse.de>
2839 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2840 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2841 result type and precision.
2842 * expr.c (get_inner_reference): Set unsignedp based on the result
2843 type of BIT_FIELD_REF.
2844 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2845 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2846 (try_instantiate_multiple_fields): Likewise. Use the correct type
2848 (sra_build_assignment): Likewise.
2849 (sra_build_elt_assignment): Likewise.
2850 (sra_explode_bitfield_assignment): Likewise.
2851 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2852 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2853 set BIT_FIELD_REF_UNSIGNED.
2854 (vectorizable_load): Likewise.
2856 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2858 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2861 2008-03-06 Richard Guenther <rguenther@suse.de>
2863 * alias.c (struct alias_set_entry): Move has_zero_child field
2864 to pack with alias_set.
2866 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2868 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2871 2008-03-05 Ian Lance Taylor <iant@google.com>
2873 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2875 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2877 * fwprop.c (update_df): Support width and offset parameters of
2879 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2880 global_conflicts): Change DF_REF_EXTRACT to either
2881 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2882 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2883 * df-scan.c (df_ref_record, df_defs_record,
2884 df_ref_create_structure, df_def_record_1, df_uses_record,
2885 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2886 df_bb_refs_collect, df_entry_block_defs_collect,
2887 df_exit_block_uses_collect): Support new width and offset fields.
2888 (ref_extract_pool): New storage pool.
2889 (df_free_ref): New function.
2890 (df_reg_chain_unlink, df_free_collection_rec,
2891 df_sort_and_compress_refs): Call df_free_ref.
2892 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2894 (df_ref_create_structure): Allocate df_ref_extract if offset and
2895 width fields are used.
2896 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2897 (df_uses_record): Get offset and width from ZERO_EXTRACT
2899 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2900 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2901 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2902 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2903 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2904 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2905 (df_ref_extract): New structure.
2906 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2907 (df_ref_create): Add width and offset parameters.
2909 2008-03-05 Richard Guenther <rguenther@suse.de>
2911 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2912 Use ranges_overlap_p.
2913 (offset_overlaps_with_access): Rename
2914 to ranges_overlap_p and move ...
2915 * tree-flow-inline.h (ranges_overlap_p): ... here.
2917 * tree.h (get_inner_reference, handled_component_p): Update
2920 * tree.h (record_component_aliases, get_alias_set,
2921 alias_sets_conflict_p, alias_sets_must_conflict_p,
2922 objects_must_conflict_p): Move declarations ...
2923 * alias.h (record_component_aliases, get_alias_set,
2924 alias_sets_conflict_p, alias_sets_must_conflict_p,
2925 objects_must_conflict_p): ... here.
2926 Include coretypes.h.
2927 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2929 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2931 * cfg.c: Include tree-flow.h.
2932 (remove_edge_raw): Call redirect_edge_var_map_clear.
2933 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2934 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2935 (redirect_edge_var_map_result): New.
2936 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2937 PENDING_STMT use with redirect_edge_var_map_*.
2938 * tree-ssa.c (edge_var_maps): New definition.
2939 (redirect_edge_var_map_add): New.
2940 (redirect_edge_var_map_clear): New.
2941 (redirect_edge_var_map_dup): New.
2942 (redirect_edge_var_map_vector): New.
2943 (redirect_edge_var_map_destroy): New.
2944 (ssa_redirect_edge): Replace PENDING_STMT use with
2945 redirect_edge_var_map_*.
2946 (flush_pending_stmts): Same.
2947 (delete_tree_ssa): Destroy edge var map.
2948 * tree-flow.h (struct _edge_var_map): New.
2949 Define edge_var_map vector type.
2950 Declare redirect_edge_var_map_* prototypes.
2951 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2952 * tree-cfg.c (reinstall_phi_args): Replace
2953 PENDING_STMT use with redirect_edge_var_map_*.
2955 2008-03-05 Richard Guenther <rguenther@suse.de>
2957 PR tree-optimization/35472
2958 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2959 whose single use_stmt has a overlapping set of loaded and
2960 stored symbols as that use_stmt might be a noop assignment then.
2962 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2964 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2966 2008-03-05 Richard Guenther <rguenther@suse.de>
2969 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2970 should be constants.
2971 * tree-cfg.c (verify_expr): Verify it.
2972 * fold-const.c (fold_truthop): Remove code generating
2973 BIT_FIELD_REFs of structure bases.
2974 (fold_binary): Likewise.
2975 (fold_ternary): Position and size of BIT_FIELD_REFs are
2976 always host integers.
2977 (make_bit_field_ref): Remove.
2978 (optimize_bit_field_compare): Remove.
2979 (all_ones_mask_p): Remove.
2981 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2984 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2985 (split_block_and_df_analyze): New. Split basic block and rebuild
2987 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2989 (split_pattern_seq): Likewise.
2990 (erase_matching_seqs): Likewise.
2991 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2993 2008-03-04 Geoff Keating <geoffk@apple.com>
2995 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
2996 declaration and code.
2997 (tree_invalid_nonnegative_warnv_p): Likewise.
2999 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3001 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3002 examples. Truncate option-names then causing overfull hbox.
3004 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3007 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3009 * configure: Rebuilt.
3011 2008-03-04 Rafael Espindola <espindola@google.com>
3013 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3014 (tree_unary_nonnegative_warnv_p): New.
3015 (tree_binary_nonnegative_warnv_p): New.
3016 (tree_single_nonnegative_warnv_p): New.
3017 (tree_invalid_nonnegative_warnv_p): New.
3018 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3020 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3023 * opts.c (handle_option): Postpone 'unknown option' errors only for
3026 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3029 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3032 2008-03-04 Rafael Espindola <espindola@google.com>
3034 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3035 (tree_binary_nonzero_warnv_p): New.
3036 (tree_single_nonzero_warnv_p): New.
3037 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3039 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3042 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3043 transformations for modes that have signed zeros.
3044 * ifcvt.c (noce_try_abs): Ditto.
3046 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3048 * config/i386/i386.c (override_options): Force
3049 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3051 2008-03-04 Jan Hubicka <jh@suse.cz>
3054 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3057 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3059 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3060 label to probe the stack.
3062 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3064 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3065 (__gthr_win32_mutex_destroy): Declare.
3066 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3067 __gthr_win32_mutex_destroy.
3068 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3070 2008-03-03 Jan Hubicka <jh@suse.cz>
3073 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3074 aggressive on inlining cold calls.
3076 2008-03-03 Richard Guenther <rguenther@suse.de>
3078 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3079 struct copies into the expression table.
3080 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3081 (try_to_simplify): Likewise.
3082 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3083 integral and pointer arguments which do not change the
3084 precision to NOP_EXPRs.
3085 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
3086 VIEW_CONVERT_EXPR case.
3088 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
3090 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
3091 defined in a loop at depth 0 is invariant.
3092 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3093 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
3094 be called at loop depth 0.
3096 2008-03-02 Jakub Jelinek <jakub@redhat.com>
3099 * gcc.c (process_command): Update copyright notice dates.
3100 * gcov.c (print_version): Likewise.
3101 * gcov-dump.c (print_version): Likewise.
3102 * mips-tfile.c (main): Likewise.
3103 * mips-tdump.c (main): Likewise.
3105 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3108 * c-common.c (flag_permissive): Delete.
3109 (constant_expression_warnings): Check flags first.
3110 (constant_expression_error): New.
3111 * c-common.h (flag_permissive): Delete.
3112 (constant_expression_error): Declare.
3113 * flags.h (flag_permissive): Declare. Update description.
3114 * diagnostic.c (pedwarn): Update.
3116 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
3117 (permissive_error_kind): New.
3118 * toplev.c (flag_permissive): Define. Update description.
3119 * toplev.h (permissive_error_kind): Declare.
3120 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
3121 (pedwarn_c90): Use pedantic_warning_kind.
3122 * c-opts.c (c_common_post_options): flag_permissive does not affect
3123 flag_pedantic_errors.
3125 2008-03-02 Joseph Myers <joseph@codesourcery.com>
3127 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
3128 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
3129 __absvsi2, __absvDI2): Use unsigned arithmetic.
3131 2008-03-02 Andi Kleen <ak@suse.de>
3132 Richard Guenther <rguenther@suse.de>
3134 * struct-equiv.c: Remove file.
3135 * cfg_cleanup.c (condjump_equiv_p): Remove.
3136 * Makefile.in (OBJS-common): Remove struct-equiv.o.
3137 (struct-equiv.o): Remove rule.
3138 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
3139 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
3140 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
3142 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3144 * ifcvt.c (noce_process_if_block): Try to handle only the then
3145 block if the else block exists but isn't suitable.
3147 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3150 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
3151 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
3152 regression from previous patch.
3154 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3157 * gthr.h: Add __gthread_mutex_destroy as a function that must be
3159 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
3160 * gthr-single.h (__gthread_mutex_destroy): Likewise.
3161 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
3162 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
3163 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
3164 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
3165 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
3166 (__gthread_mutex_destroy_function): Rename to
3167 __gthread_mutex_destroy.
3168 * gthr-dce.h (__gthread_mutex_destroy): Call
3169 pthread_mutex_destroy.
3170 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
3171 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
3172 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
3174 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3176 * df-scan.c (df_ref_chain_change_bb): Simplify.
3177 (df_insn_change_bb): Add new_bb argument. Simplify. Call
3178 set_block_for_insn if there's any change.
3179 * df.h ((df_insn_change_bb): Fix prototype.
3180 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
3181 df_insn_change_bb, don't call set_block_for_insn.
3182 * emit-rtl.c (reorder_insns): Likewise.
3183 * haifa-sched.c (move_insn): Likewise.
3185 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3187 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
3189 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3191 * tree-flow-inline.h (next_readonly_imm_use): Return
3192 NULL_USE_OPERAND_P after the end.
3194 2008-03-01 Richard Guenther <rguenther@suse.de>
3196 PR tree-optimization/35411
3197 * tree-sra.c (sra_build_assignment): Split conversion to
3198 final type to a separate statement if we are not assigning
3201 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3203 * fold-const.c (fold_convertible_p): Correct the logic to follow
3204 that in fold_convert().
3206 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
3209 * tree-inline.c (build_duplicate_type): When we make a
3210 duplicate type, make it unique in the canonical types system.
3212 2008-02-29 Tom Tromey <tromey@redhat.com>
3214 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
3215 input_file_stack_history, input_file_stack_restored): Remove.
3216 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3217 * input.h (struct file_stack): Remove.
3218 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3219 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
3221 * diagnostic.h (struct diagnostic_context) <last_module>: Change
3223 (diagnostic_last_module_changed): Add 'map' argument.
3224 (diagnostic_set_last_function): Likewise.
3225 * diagnostic.c (undiagnostic_report_current_module): Iterate using
3226 line map, not input_file_stack.
3227 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
3229 2008-02-29 Paul Brook <paul@codesourcery.com>
3231 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
3233 2008-02-29 Paul Brook <paul@codesourcery.com>
3235 * config/arm/ieee754-df.S (muldf3): Use RET macros.
3237 2008-02-29 Richard Guenther <rguenther@suse.de>
3239 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
3241 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
3242 value for comparing for a store match.
3243 (simplify_unary_expression): Do nothing for SSA_NAMEs.
3244 (try_to_simplify): Do not do a full-blown reference lookup.
3246 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3248 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
3249 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3251 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
3253 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
3255 * tree-loop-linear.c (try_interchange_loops): Compare memory access
3256 strides against cache sizes.
3258 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3260 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
3263 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
3265 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
3266 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
3267 is smaller than the original promoted value.
3268 (simplify_subreg): If OP is a SUBREG, try to preserve its
3269 SUBREG_PROMOTED_VAR_P information.
3271 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
3273 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
3274 (VN_INFO_GET): Allocate new objects on the obstack.
3275 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
3276 for rpo_numbers_temp, for consistency.
3277 (free_scc_vn): Free the obstack.
3279 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
3281 * doc/invoke.texi: Document -ftree-loop-distribution.
3282 * tree-loop-distribution.c: New.
3283 * tree-pass.h (pass_loop_distribution): New.
3284 * graphds.h (struct graph): Add htab_t indices.
3285 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
3286 * tree-vectorizer.c (rename_variables_in_loop): Extern.
3287 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
3288 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
3289 * tree-data-ref.c (debug_data_dependence_relations): New.
3290 (dump_data_dependence_relation): Also print data references.
3291 (free_data_ref): Extern.
3292 (same_access_functions): Moved...
3293 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
3294 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3295 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
3296 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
3297 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
3298 (stmts_from_loop): Skip LABEL_EXPR.
3299 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
3301 (build_rdg): Initialize rdg->indices htab.
3302 (free_rdg, stores_from_loop, ref_base_address,
3303 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
3304 have_similar_memory_accesses_1, ref_base_address_1,
3305 remove_similar_memory_refs): New.
3306 * tree-data-ref.h: Depend on tree-chrec.h.
3307 (debug_data_dependence_relations, free_data_ref): Declared.
3308 (same_access_functions): ... here.
3309 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
3311 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
3312 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
3313 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
3314 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3315 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
3316 rdg_vertex_for_stmt): Declared.
3317 (struct rdg_edge): Add level.
3319 (free_rdg, stores_from_loop, remove_similar_memory_refs,
3320 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
3322 (rdg_has_similar_memory_accesses): New.
3323 * tree-vect-analyze.c: Remove unused static decls.
3324 * lambda.h (dependence_level): New.
3325 * common.opt (ftree-loop-distribution): New.
3326 * tree-flow.h (mark_virtual_ops_in_bb,
3327 slpeel_tree_duplicate_loop_to_edge_cfg,
3328 rename_variables_in_loop): Declared.
3329 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
3330 (OBJS-common): Add tree-loop-distribution.o.
3331 (tree-loop-distribution.o): New rule.
3332 * tree-cfg.c (mark_virtual_ops_in_bb): New.
3333 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
3334 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
3336 2008-02-28 Joseph Myers <joseph@codesourcery.com>
3339 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
3340 other than structures and unions.
3342 2008-02-28 Richard Guenther <rguenther@suse.de>
3345 2008-02-26 Richard Guenther <rguenther@suse.de>
3347 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3348 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3349 (lookup_decl_from_uid): Declare.
3350 (remove_decl_from_map): Likewise.
3351 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3352 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3353 (decl_for_uid_map): New global hashtable mapping DECL_UID
3355 (init_ttree): Allocate it.
3356 (insert_decl_to_uid_decl_map): New helper function.
3357 (make_node_stat): Insert new decls into the map.
3358 (copy_node_stat): Likewise.
3359 (lookup_decl_from_uid): New function.
3360 (remove_decl_from_map): Likewise.
3361 (print_decl_for_uid_map_statistics): New helper.
3362 (dump_tree_statistics): Call it.
3364 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3365 (referenced_var_iterator): Adjust.
3366 (FOR_EACH_REFERENCED_VAR): Adjust.
3367 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3368 (num_referenced_vars): Adjust.
3369 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3370 (first_referenced_var): Remove.
3371 (end_referenced_vars_p): Likewise.
3372 (next_referenced_var): Likewise.
3373 (referenced_var_iterator_set): New helper function.
3374 * tree-dfa.c (referenced_var_lookup): Adjust.
3375 (referenced_var_check_and_insert): Likewise.
3376 (remove_referenced_var): Likewise.
3377 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3378 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3379 (verify_call_clobbering): Likewise.
3380 (verify_memory_partitions): Likewise.
3381 (init_tree_ssa): Allocate bitmap instead of hashtable for
3383 (delete_tree_ssa): Adjust.
3384 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3385 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3386 (compute_tag_properties): Likewise.
3387 (set_initial_properties): Likewise.
3388 (find_partition_for): Likewise.
3389 (update_reference_counts): Likewise.
3390 (dump_may_aliases_for): Likewise.
3391 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3392 (add_call_clobber_ops): Likewise.
3393 (add_call_read_ops): Likewise.
3394 (get_asm_expr_operands): Likewise.
3395 * tree-into-ssa.c (dump_decl_set): Likewise.
3396 (update_ssa): Likewise.
3397 * tree-sra.c (scan_function): Likewise.
3398 (decide_instantiations): Likewise.
3399 (scalarize_parms): Likewise.
3400 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3401 (dsa_named_for): Likewise.
3402 * tree-ssa-structalias.c (update_alias_info): Likewise.
3403 (merge_smts_into): Likewise.
3405 2008-02-27 David Daney <ddaney@avtrex.com>
3408 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
3409 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
3410 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
3411 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
3412 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
3414 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
3417 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
3418 (BUILT_IN_NEXTTOWARD): Remove.
3419 (BUILT_IN_NEXTTOWARDF): Ditto.
3420 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
3421 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
3423 2008-02-27 Tom Tromey <tromey@redhat.com>
3425 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
3426 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
3428 2008-02-27 Jan Beulich <jbeulich@novell.com>
3430 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
3431 update the respective field on newdecl.
3433 2008-02-27 Revital Eres <eres@il.ibm.com>
3435 PR rtl-optimization/34999
3436 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
3437 crossing edges that ends with a call insn.
3438 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
3439 call insn and clear the EDGE_CROSSING flag of the crossing edge
3440 when fixing fallthru edges.
3442 2008-02-27 Richard Guenther <rguenther@suse.de>
3445 * fold-const.c (fold_unary): Return the correct argument,
3446 converted to the result type.
3448 2008-02-27 Richard Guenther <rguenther@suse.de>
3451 * expr.c (expand_expr_real_1): Assert on rotates that operate
3453 * fold-const.c (fold_binary): Use the types precision, not the
3454 bitsize of the mode if folding rotate expressions. Build rotates
3455 only for full modes.
3457 2008-02-27 Jakub Jelinek <jakub@redhat.com>
3459 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
3461 * c-pragma.c (pragma_ns_name): New typedef.
3462 (registered_pp_pragmas): New variable.
3463 (c_pp_lookup_pragma): New function.
3464 (c_register_pragma_1): If flag_preprocess_only, do nothing
3465 for non-expanded pragmas, for expanded ones push pragma's
3466 namespace and name into registered_pp_pragmas vector.
3467 (c_invoke_pragma_handler): Register OpenMP pragmas even when
3468 flag_preprocess_only, don't register GCC pch_preprocess
3469 pragma if flag_preprocess_only.
3470 * c-opts.c (c_common_init): Call init_pragma even if
3471 flag_preprocess_only.
3472 * c-pragma.c (c_pp_lookup_pragma): New prototype.
3473 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
3474 cpp_register_pragma if flag_preprocess_only.
3476 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3479 * c-parser.c (c_parser_translation_unit): Warn for empty
3480 translation unit, not empty source file.
3482 2008-02-26 Paul Brook <paul@codesourcery.com>
3484 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
3485 operand for Thumb-2.
3486 * config/arm/arm.h (reg_class): Add CORE_REGS.
3487 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
3488 (BASE_REG_CLASS): Use CORE_REGS.
3489 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
3490 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
3491 (REGNO_OK_FOR_INDEX_P): Exclude SP.
3492 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
3493 ARM_REGNO_OK_FOR_INDEX_P.
3494 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
3495 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
3496 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
3497 (ldm/stm peepholes): Ditto.
3498 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
3499 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
3500 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
3501 * config/arm/constraints.md: Enable "k" constraint on ARM.
3503 2008-02-27 Ben Elliston <bje@au.ibm.com>
3505 * config/rs6000/rs6000.c: Annotate cache line size field in all
3506 instances of struct processor_costs.
3508 2008-02-26 David Edelsohn <edelsohn@gnu.org>
3510 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
3511 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
3512 jump_bypass): New counters.
3513 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
3514 * dce.c (gate_ud_dce): Same.
3515 (gate_fast_dce): Same.
3516 * dse.c (gate_dse1): New function.
3517 (gate_dse2): New function.
3518 (gate_dse): Merge results of new gate functions.
3519 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3520 (gate_handle_jump_bypass): Add dbg_cnt.
3521 (gate_handle_gcse): Add dbg_cnt.
3522 * ifcvt.c (gate_handle_if_conversion): Same.
3523 (gate_handle_if_after_combine): Same.
3524 (gate_handle_if_after_reload): Same.
3525 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3527 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3529 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3531 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3533 2008-02-26 Jason Merrill <jason@redhat.com>
3536 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3537 alone if it's the naming decl for the type's main variant.
3539 2008-02-26 Tom Tromey <tromey@redhat.com>
3541 * system.h (USE_MAPPED_LOCATION): Poison.
3542 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3543 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3544 (make_goto_expr_edges): Likewise.
3545 (remove_bb): Likewise.
3546 (execute_warn_function_return): Likewise.
3547 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3549 * c-common.c (fname_decl): Remove old location code.
3550 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3552 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3554 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3555 (gen_rtx_ASM_INPUT): Likewise.
3556 (gen_rtx_ASM_INPUT_loc): Likewise.
3557 (get_rtx_asm_OPERANDS): Remove.
3558 * cfglayout.c (insn_locators_alloc): Remove old location code.
3559 (set_curr_insn_source_location): Likewise.
3560 (curr_insn_locator): Likewise.
3561 * print-tree.c (print_node): Remove old location code.
3562 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3563 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3564 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3565 location_from_locus.
3566 (construct_exit_block): Remove old location code.
3567 * emit-rtl.c (force_next_line_note): Remove old location code.
3568 * profile.c (branch_prob): Remove old location code.
3569 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3570 LOC_LINE): Remove old-location variants.
3571 * langhooks.c (lhd_print_error_function): Remove old location
3573 * configure, config.in: Rebuilt.
3574 * configure.ac (--enable-mapped-location): Remove.
3575 * c-decl.c (c_init_decl_processing): Remove old location code.
3576 (finish_function): Likewise.
3577 * recog.c (decode_asm_operands): Remove old location code.
3578 * c-pch.c (c_common_read_pch): Remove old location code.
3579 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3581 * gimple-low.c (lower_function_body): Remove old location code.
3582 * toplev.c (unknown_location): Remove.
3583 (push_srcloc): Remove old-location variant.
3584 (process_options): Remove old location code.
3585 (lang_dependent_init): Likewise.
3586 * input.h (UNKNOWN_LOCATION): Move definition.
3587 (location_t): Undeprecate.
3588 (source_locus): Remove.
3589 (location_from_locus): Remove.
3590 (struct location_s): Remove.
3591 Remove all old-location code.
3592 (input_line, input_filename): Remove.
3593 * final.c (final_scan_insn): Remove old location code.
3594 * diagnostic.c (diagnostic_build_prefix): Remove
3595 USE_MAPPED_LOCATION test.
3596 * tree.h (gimple_stmt) <locus>: Now a location_t.
3597 (tree_exp) <locus>: Likewise.
3598 (DECL_IS_BUILTIN): Remove old-location variant.
3599 (annotate_with_file_line, annotate_with_locus): Likewise.
3600 (expr_locus, set_expr_locus): Update.
3601 * tree.c (build1_stat): Remove old location code.
3602 (last_annotated_node): Remove.
3603 (annotate_with_file_line): Remove old-location variant.
3604 (annotate_with_locus): Likewise.
3605 (expr_location): Remove old location code.
3606 (set_expr_location): Likewise.
3607 (expr_has_location): Likewise.
3608 (expr_locus): Likewise.
3609 (set_expr_locus): Likewise.
3610 (expr_filename): Don't use location_from_locus.
3611 (expr_lineno): Likewise.
3612 * rtl-error.c (location_for_asm): Remove old location code.
3613 * c-lex.c (cb_line_change): Remove old location code.
3614 (fe_file_change): Likewise.
3615 (cb_def_pragma): Likewise.
3616 (c_lex_with_flags): Likewise.
3617 * gengtype.c (do_typedef): Don't special-case location types.
3618 (define_location_structures): Remove.
3619 (main): Don't call define_location_structures.
3620 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3623 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3626 * builtins.def (BUILT_IN_STDARG_START): Remove.
3627 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3628 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3629 * tree-inline.c (inline_forbidden_p_1): Likewise.
3631 2008-02-26 Richard Guenther <rguenther@suse.de>
3633 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3634 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3635 (lookup_decl_from_uid): Declare.
3636 (remove_decl_from_map): Likewise.
3637 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3638 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3639 (decl_for_uid_map): New global hashtable mapping DECL_UID
3641 (init_ttree): Allocate it.
3642 (insert_decl_to_uid_decl_map): New helper function.
3643 (make_node_stat): Insert new decls into the map.
3644 (copy_node_stat): Likewise.
3645 (lookup_decl_from_uid): New function.
3646 (remove_decl_from_map): Likewise.
3647 (print_decl_for_uid_map_statistics): New helper.
3648 (dump_tree_statistics): Call it.
3650 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3651 (referenced_var_iterator): Adjust.
3652 (FOR_EACH_REFERENCED_VAR): Adjust.
3653 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3654 (num_referenced_vars): Adjust.
3655 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3656 (first_referenced_var): Remove.
3657 (end_referenced_vars_p): Likewise.
3658 (next_referenced_var): Likewise.
3659 (referenced_var_iterator_set): New helper function.
3660 * tree-dfa.c (referenced_var_lookup): Adjust.
3661 (referenced_var_check_and_insert): Likewise.
3662 (remove_referenced_var): Likewise.
3663 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3664 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3665 (verify_call_clobbering): Likewise.
3666 (verify_memory_partitions): Likewise.
3667 (init_tree_ssa): Allocate bitmap instead of hashtable for
3669 (delete_tree_ssa): Adjust.
3670 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3671 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3672 (compute_tag_properties): Likewise.
3673 (set_initial_properties): Likewise.
3674 (find_partition_for): Likewise.
3675 (update_reference_counts): Likewise.
3676 (dump_may_aliases_for): Likewise.
3677 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3678 (add_call_clobber_ops): Likewise.
3679 (add_call_read_ops): Likewise.
3680 (get_asm_expr_operands): Likewise.
3681 * tree-into-ssa.c (dump_decl_set): Likewise.
3682 (update_ssa): Likewise.
3683 * tree-sra.c (scan_function): Likewise.
3684 (decide_instantiations): Likewise.
3685 (scalarize_parms): Likewise.
3686 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3687 (dsa_named_for): Likewise.
3688 * tree-ssa-structalias.c (update_alias_info): Likewise.
3689 (merge_smts_into): Likewise.
3691 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3694 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3695 * c-opts.c (c_common_handle_option): Wall enables
3696 Wvolatile-register-var.
3697 * common.opt: Move Wvolatile-register-var to...
3700 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3702 * common.opt (Wlarger-than=): New.
3703 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3705 * opts.c (common_handle_option): Handle -Wlarger-than=.
3706 * optc-gen.awk: Likewise.
3707 * opth-gen.awk: Likewise.
3708 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3709 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3711 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3713 * c-common.c (match_case_to_enum_1): Add appropriate
3714 OPT_W* parameter to warning.
3715 (c_do_switch_warnings): Likewise.
3716 * c-typeck.c (warning_init): Add one more parameter following
3718 (push_init_level): Update call to warning_init.
3719 (pop_init_level): Likewise.
3720 (add_pending_init): Likewise.
3721 (output_init_element: Likewise.
3723 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3726 * toplev.c (toplev_main): If there are warnings or error, print
3727 errors for ignored options.
3728 * opts.c (ignored_options): New static variable.
3729 (postpone_unknown_option_error): New.
3730 (print_ignored_options): New.
3731 (handle_option): Postpone errors for unknown -Wno-* options.
3732 * opts.h (print_ignored_options): Declare.
3734 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3736 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3739 2008-02-25 Richard Guenther <rguenther@suse.de>
3742 2008-02-25 Richard Guenther <rguenther@suse.de>
3744 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3745 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3746 (lookup_decl_from_uid): Declare.
3747 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3748 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3749 (decl_for_uid_map): New global hashtable mapping DECL_UID
3751 (init_ttree): Allocate it.
3752 (insert_decl_to_uid_decl_map): New helper function.
3753 (make_node_stat): Insert new decls into the map.
3754 (copy_node_stat): Likewise.
3755 (lookup_decl_from_uid): New function.
3756 (print_decl_for_uid_map_statistics): New helper.
3757 (dump_tree_statistics): Call it.
3759 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3760 (referenced_var_iterator): Adjust.
3761 (FOR_EACH_REFERENCED_VAR): Adjust.
3762 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3763 (num_referenced_vars): Adjust.
3764 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3765 (first_referenced_var): Remove.
3766 (end_referenced_vars_p): Likewise.
3767 (next_referenced_var): Likewise.
3768 (referenced_var_iterator_set): New helper function.
3769 * tree-dfa.c (referenced_var_lookup): Adjust.
3770 (referenced_var_check_and_insert): Likewise.
3771 (remove_referenced_var): Likewise.
3772 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3773 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3774 (verify_call_clobbering): Likewise.
3775 (verify_memory_partitions): Likewise.
3776 (init_tree_ssa): Allocate bitmap instead of hashtable for
3778 (delete_tree_ssa): Adjust.
3779 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3780 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3781 (compute_tag_properties): Likewise.
3782 (set_initial_properties): Likewise.
3783 (find_partition_for): Likewise.
3784 (update_reference_counts): Likewise.
3785 (dump_may_aliases_for): Likewise.
3786 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3787 (add_call_clobber_ops): Likewise.
3788 (add_call_read_ops): Likewise.
3789 (get_asm_expr_operands): Likewise.
3790 * tree-into-ssa.c (dump_decl_set): Likewise.
3791 (update_ssa): Likewise.
3792 * tree-sra.c (scan_function): Likewise.
3793 (decide_instantiations): Likewise.
3794 (scalarize_parms): Likewise.
3795 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3796 (dsa_named_for): Likewise.
3797 * tree-ssa-structalias.c (update_alias_info): Likewise.
3798 (merge_smts_into): Likewise.
3800 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3803 * doc/invoke.texi (-fcx-limited-range): Document new option.
3804 * toplev.c (process_options): Handle -fcx-fortran-rules.
3805 * common.opt: Add documentation for -fcx-fortran-rules.
3807 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3810 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3811 actual behaviour and C99.
3813 2008-02-26 Ben Elliston <bje@au.ibm.com>
3815 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3816 (ASM_CPU_POWER6_SPEC): Likewise.
3817 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3818 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3819 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3821 2008-02-25 Richard Guenther <rguenther@suse.de>
3823 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3824 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3825 (lookup_decl_from_uid): Declare.
3826 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3827 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3828 (decl_for_uid_map): New global hashtable mapping DECL_UID
3830 (init_ttree): Allocate it.
3831 (insert_decl_to_uid_decl_map): New helper function.
3832 (make_node_stat): Insert new decls into the map.
3833 (copy_node_stat): Likewise.
3834 (lookup_decl_from_uid): New function.
3835 (print_decl_for_uid_map_statistics): New helper.
3836 (dump_tree_statistics): Call it.
3838 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3839 (referenced_var_iterator): Adjust.
3840 (FOR_EACH_REFERENCED_VAR): Adjust.
3841 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3842 (num_referenced_vars): Adjust.
3843 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3844 (first_referenced_var): Remove.
3845 (end_referenced_vars_p): Likewise.
3846 (next_referenced_var): Likewise.
3847 (referenced_var_iterator_set): New helper function.
3848 * tree-dfa.c (referenced_var_lookup): Adjust.
3849 (referenced_var_check_and_insert): Likewise.
3850 (remove_referenced_var): Likewise.
3851 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3852 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3853 (verify_call_clobbering): Likewise.
3854 (verify_memory_partitions): Likewise.
3855 (init_tree_ssa): Allocate bitmap instead of hashtable for
3857 (delete_tree_ssa): Adjust.
3858 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3859 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3860 (compute_tag_properties): Likewise.
3861 (set_initial_properties): Likewise.
3862 (find_partition_for): Likewise.
3863 (update_reference_counts): Likewise.
3864 (dump_may_aliases_for): Likewise.
3865 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3866 (add_call_clobber_ops): Likewise.
3867 (add_call_read_ops): Likewise.
3868 (get_asm_expr_operands): Likewise.
3869 * tree-into-ssa.c (dump_decl_set): Likewise.
3870 (update_ssa): Likewise.
3871 * tree-sra.c (scan_function): Likewise.
3872 (decide_instantiations): Likewise.
3873 (scalarize_parms): Likewise.
3874 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3875 (dsa_named_for): Likewise.
3876 * tree-ssa-structalias.c (update_alias_info): Likewise.
3877 (merge_smts_into): Likewise.
3879 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3882 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3883 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3884 * alias.h (nonoverlapping_memrefs_p): Likewise.
3886 2008-02-25 Jan Beulich <jbeulich@novell.com>
3888 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3889 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3890 __emultls_get_address, __emultls_register_common,
3891 __floatundi?f, and _Unwind_GetIPInfo.
3892 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3893 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3894 (gen_regparm_prefix): Likewise.
3895 (i386_nlm_encode_section_info): Sync with
3896 config/i386/winnt.c:i386_pe_encode_section_info().
3897 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3898 i386_nlm_mangle_decl_assembler_name): New.
3899 (netware_override_options): New.
3900 * config/i386/netware.h (netware_override_options): Declare.
3901 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3902 (i386_nlm_mangle_decl_assembler_name): Declare.
3903 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3905 2008-02-25 Ben Elliston <bje@au.ibm.com>
3908 * c-decl.c (grokdeclarator): Remove unused local variables
3909 `typedef_type' and `type_as_written'.
3911 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3912 unused local variable `has_hot_blocks'.
3913 (fix_crossing_conditional_branches): Remove unused local variable
3916 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3919 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3920 using DEF_C99_BUILTIN.
3921 (BUILT_IN_NANF): Ditto.
3922 (BUILT_IN_NANL): Ditto.
3924 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3925 Revital Eres <eres@il.ibm.com>
3927 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3928 regarding the order of two dependent insns in the same row.
3930 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3932 * stor-layout.c (layout_decl): Do not bump the alignment of a
3933 bit-field to more than byte alignment if it is packed.
3935 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3937 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3940 2008-02-24 Diego Novillo <dnovillo@google.com>
3942 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3945 * tree-vrp.c (vrp_evaluate_conditional): With
3946 -Wtype-limits, emit a warning when comparing against a
3947 constant outside the natural range of OP0's type.
3948 * c.opt (Wtype-limits): Move ...
3949 * common.opt (Wtype-limits): ... here.
3951 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3953 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3954 * config/rs6000/e300c2c3.md: New file.
3955 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3957 (rs6000_override_options): Add e300c2 and e300c3 cases to
3958 processor_target_table. Do not allow usage of Altivec or Spe
3959 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3960 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3961 * config/rs6000/rs6000.h (processor_type): Add
3962 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3963 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3964 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3965 and ppce300c3. Include e300c2c3.md.
3967 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3969 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3970 instead of TARGET_STRICT_ALIGN.
3972 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3974 * explow.c (memory_address): Assert that the generated address is
3977 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3980 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3981 * config/darwin-ppc-ldouble-patch.def: New file.
3982 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3983 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3984 SUBTARGET_INIT_BUILTINS if defined.
3985 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3988 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3991 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3992 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
3994 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3997 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
3998 file" warning condtional on -Winvalid-PCH.
4000 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4002 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4004 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4008 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4009 prevent reload from using MMX registers.
4010 (*mov<mode>_internal): Ditto.
4011 (*movv2sf_internal_rex64): Ditto.
4012 (*movv2sf_internal): Ditto.
4014 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4016 PR documentation/31569
4017 * doc/install.texi2html: Use makeinfo --no-number-sections.
4019 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4021 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4022 ensure that we can address an entire entity > 8 bytes. Don't
4023 generate reg+reg addressing for such data.
4025 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4027 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4028 strings when optimizing for size, unless the target cares about
4031 2008-02-22 Tom Tromey <tromey@redhat.com>
4033 * regclass.c (current_pass): Remove declaration.
4035 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4037 * config/avr/libgcc.S (__RAMPZ__): Define.
4038 (__do_copy_data): Add for devices with 128KB code memory.
4040 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4042 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4044 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4046 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4048 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4051 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4054 * c-typeck.c (build_binary_op): Warn about floating point
4055 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4057 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4060 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4061 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4063 (rs6000_override_options): Set altivec_abi as default, not override,
4064 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4065 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4066 is used; use new member spe_abi.
4067 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4068 spe_abi and altivec_abi.
4070 2008-02-22 Tomas Bily <tbily@suse.cz>
4072 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4074 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4077 * config.build (build_file_translate): Set to `CMD //c' only if
4079 * Makefile.in (build_file_translate): Improve comment.
4081 2008-02-21 Jan Hubicka <jh@suse.cz>
4083 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
4084 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
4085 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
4087 2008-02-21 Michael Matz <matz@suse.de>
4090 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
4092 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
4094 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
4095 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
4097 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
4098 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
4099 SSE_VEC_FLOAT_MODE_P as insn constraint.
4100 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
4101 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
4102 sse4a_movntdf using MODEF mode iterator.
4103 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
4104 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
4105 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
4106 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
4107 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
4108 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
4109 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
4111 2008-02-21 Richard Guenther <rguenther@suse.de>
4113 * tree.def (PAREN_EXPR): New tree code.
4114 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
4116 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
4117 * expr.c (expand_expr_real_1): Likewise.
4118 * tree-inline.c (estimate_num_insns_1): Likewise.
4119 * tree-complex.c (expand_complex_move): Likewise.
4120 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
4123 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4126 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
4128 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4131 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
4133 * config/sh/sh.c (find_barrier): Don't go past
4134 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
4136 2008-02-20 DJ Delorie <dj@redhat.com>
4138 * config/h8300/h8300.md (insv): Force source operand to be a register.
4140 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
4141 as a jump, not as a plain insn.
4143 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
4145 * doc/invoke.texi (Warning Options): Add new option
4146 -Wframe-larger-than=.
4147 (-Wframe-larger-than): Document.
4149 * flags.h (warn_frame_larger_than, frame_larger_than_size):
4150 Add declarations for new option variables.
4152 * final.c (final_start_function): Check the frame size
4153 before emission and issue a Wframe-larger-than warning.
4155 * opts.c (warn_frame_larger_than, frame_larger_than_size):
4156 Add definitions for new option variables.
4157 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
4159 * common.opt (Wframe-larger-than=): New option.
4161 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4163 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
4164 (<sse>_div<mode>3): Ditto.
4165 (<sse>_vmdiv<mode>3): Ditto.
4166 (<sse>_vmsqrt<mode>2): Ditto.
4167 (*smax<mode>3): Ditto.
4168 (sse5_frcz<mode>2): Ditto.
4169 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
4172 2008-02-20 Richard Guenther <rguenther@suse.de>
4175 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
4176 be happy with INTEGRAL_TYPE_P.
4178 2008-02-20 Richard Guenther <rguenther@suse.de>
4180 * fold-const.c (split_tree): Associate floatig-point expressions
4181 if flag_associative_math is set.
4183 2008-02-20 Richard Guenther <rguenther@suse.de>
4185 * tree.h (fold_real_zero_addition_p): Declare.
4186 * fold-const.c (fold_real_zero_addition_p): Export.
4187 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
4188 floating-point operations with zero and one.
4190 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
4192 * doc/install.texi: Correct references to CFLAGS, replacing them
4193 with BOOT_CFLAGS. Document flags used during bootstrap for
4196 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4198 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
4199 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
4200 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
4202 (smin<mode>3): Ditto from similar patterns.
4203 (smax<mode>3): Ditto.
4204 (*ieee_smin<mode>3): Ditto.
4205 (*ieee_smax<mode>3): Ditto.
4206 * config/i386/sse.md (sse): New mode attribute.
4207 (mov<mode>): Macroize expander from movv4sf and movv2df using
4208 SSEMODEF2P mode iterator.
4209 (<sse>_movnt<mode>): Ditto from similar patterns. Use
4210 SSE_VEC_FLOAT_MODE_P as insn constraint.
4211 (storent<mode>): Ditto.
4212 (storent<mode>): Macroize expander from storentsf and storentdf using
4213 MODEF mode iterator.
4214 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
4215 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
4216 (abs<mode>2): Ditto from similar patterns.
4217 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
4218 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
4219 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
4220 (<sse>_vmsqrt<mode>2): Ditto.
4221 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
4222 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
4223 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
4224 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
4225 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
4226 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
4227 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
4229 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
4230 iterator and SSE_FLOAT_MODE_P as insn constraint.
4231 (<sse>_ucomi): Ditto from similar patterns.
4232 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
4233 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
4234 SSE_VEC_FLOAT_MODE_P as insn constraint.
4235 (vcond<mode>): Ditto from similar patterns.
4236 (and<mode>3, *and<mode>3): Ditto.
4237 (<sse>_nand<mode>3): Ditto.
4238 (ior<mode>3, *ior<mode>3): Ditto.
4239 (xor<mode>3, *xor<mode>3): Ditto.
4240 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
4241 iterator and SSE_FLOAT_MODE_P as insn constraint.
4242 (*nand<mode>3): Ditto from similar patterns.
4243 (*ior<mode>3): Ditto.
4244 (*xor<mode>3): Ditto.
4246 2008-02-20 Ira Rosen <irar@il.ibm.com>
4248 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
4249 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
4250 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
4252 2008-02-19 Jan Hubicka <jh@suse.cz>
4254 * predict.c (tree_bb_level_predictions): Remove variable next
4255 mistakely introduced by previous commit.
4257 2008-02-19 Jan Hubicka <jh@suse.cz>
4259 * predict.c (predict_paths_leading_to): Rewrite.
4260 (predict_paths_for_bb): New.
4261 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
4263 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4266 * Makefile.in (build_file_translate): New.
4267 (gcc-vers.texi): Use it for translating $(abs_srcdir).
4268 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
4269 * configure.ac (build_file_translate): Substitute it.
4270 * configure: Regenerate.
4272 2008-02-19 Jan Hubicka <jh@suse.cz>
4274 PR rtl-optimization/34408
4275 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
4278 2008-02-19 Jan Hubicka <jh@suse.cz>
4281 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
4284 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
4287 * config/i386/i386-modes.def: Revert the last DI alignment
4288 change until Ada people can look into it.
4290 2008-02-19 Nick Clifton <nickc@redhat.com>
4292 * opts.c (print_specific_help): Fix typo in --help text.
4294 2008-02-19 Jakub Jelinek <jakub@redhat.com>
4297 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
4298 32-bit inline asm without asm alternatives for host GCC < 3.0.
4300 2008-02-19 Richard Guenther <rguenther@suse.de>
4302 PR tree-optimization/34989
4303 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
4304 Allow propagation to INDIRECT_REF if we can simplify only.
4306 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4308 * c-common.c (warn_for_collisions_1): Use appropriate option when
4311 2008-02-19 Nick Clifton <nickc@redhat.com>
4314 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
4315 (handle_options): Fix indentation.
4316 (print_filtered_help): If no language-specific options were
4317 displayed tell the user how to list all the options supported by
4318 the language's front-end.
4319 (print_specific_help): Fix indentation and remove duplicate line.
4320 (common_handle_option): Handle the -v option.
4321 For --help enable the display of undocumented options if the -v
4322 switch has been included on the command line.
4323 For --help= check for overlaps in the arguments between the option
4324 classes and the language names and issue a warning when they
4325 cannot be disambiguated.
4326 * c.opt (v): Pass on to the common option handler.
4328 2008-02-19 Revital Eres <eres@il.ibm.com>
4330 * modulo-sched.c (sms_schedule): Change dump message when
4331 create_ddg function fails.
4332 (try_scheduling_node_in_cycle): Rename row to cycle.
4333 (print_partial_schedule): Rename CYCLE to ROW.
4335 2008-02-19 Christian Bruel <christian.bruel@st.com>
4336 Zdenek Dvorak <ook@ucw.cz>
4338 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
4340 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4343 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
4344 (*x86_movdicc_0_m1_se): Ditto.
4346 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4348 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
4349 (CMPtype): Define as __gcc_CMPtype.
4350 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
4351 (CMPtype): Define as __gcc_CMPtype.
4353 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
4355 Support valgrind 3.3 for --enable-checking=valgrind.
4356 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
4358 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
4359 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
4360 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
4361 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
4362 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
4363 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
4364 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
4366 * ggc-zone.c: Similar.
4367 * ggc-page.c: Similar.
4369 2008-02-19 Paul Brook <paul@codesourcery.com>
4372 * config/arm/ieee754-df.S: Fix do_it typo.
4373 * config/arm/ieee754-sf.S: Fix do_it typo.
4375 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4378 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
4379 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
4380 (OPTION_MASK_ISA_SSE_SET): Likewise.
4381 (OPTION_MASK_ISA_SSE2_SET): Likewise.
4382 (OPTION_MASK_ISA_SSE3_SET): Likewise.
4383 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
4384 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
4385 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
4386 (OPTION_MASK_ISA_SSE4_SET): Likewise.
4387 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
4388 (OPTION_MASK_ISA_SSE5_SET): Likewise.
4389 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
4390 (OPTION_MASK_ISA_MMX_UNSET): Updated.
4391 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
4392 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4393 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4394 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4395 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4396 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4397 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4398 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
4399 (OPTION_MASK_ISA_SSE4): Removed.
4400 (ix86_handle_option): Turn on bits in ix86_isa_flags and
4401 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
4402 (override_options): Don't turn on implied SSE/MMX bits in
4405 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4407 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4410 2008-02-18 Joey Ye <joey.ye@intel.com>
4413 * tree-nested.c (insert_field_into_struct): Set type alignment
4414 to field alignment if the former is less than the latter.
4416 2008-02-18 Jakub Jelinek <jakub@redhat.com>
4418 * BASE-VER: Set to 4.4.0.
4420 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4422 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
4423 * doc/cfg.texi: Likewise.
4424 * doc/extend.texi: Likewise.
4425 * doc/gty.texi: Likewise.
4426 * doc/invoke.texi: Likewise.
4427 * doc/loop.texi: Likewise.
4428 * doc/md.texi: Likewise.
4429 * doc/passes.texi: Likewise.
4430 * doc/rtl.texi: Likewise.
4431 * doc/sourcebuild.texi: Likewise.
4432 * doc/tm.texi: Likewise.
4433 * doc/tree-ssa.texi: Likewise.
4435 2008-02-17 Richard Guenther <rguenther@suse.de>
4438 * tree-complex.c (init_parameter_lattice_values): Handle parameters
4439 without default definition.
4441 2008-02-17 Richard Guenther <rguenther@suse.de>
4443 PR tree-optimization/35231
4444 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
4447 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
4450 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4451 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4452 libgcc_cmp_return mode.
4454 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4457 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
4459 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
4461 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
4464 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4466 * doc/c-tree.texi: Use `@.' where appropriate.
4467 * doc/extend.texi: Likewise.
4468 * doc/install.texi: Likewise.
4469 * doc/invoke.texi: Likewise.
4470 * doc/loop.texi: Likewise.
4471 * doc/makefile.texi: Likewise.
4472 * doc/md.texi: Likewise.
4473 * doc/passes.texi: Likewise.
4474 * doc/standards.texi: Likewise.
4475 * doc/tm.texi: Likewise.
4477 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4480 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
4482 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
4483 rather than in entry_bb.
4485 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4487 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4488 libgcc_cmp_return mode.
4490 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4493 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
4494 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
4496 2008-02-15 Richard Guenther <rguenther@suse.de>
4497 Zdenek Dvorak <ook@ucw.cz>
4499 PR tree-optimization/35164
4500 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
4501 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
4502 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4503 Only propagate addresses which do not have abnormal SSA_NAMEs
4506 2008-02-15 Joseph Myers <joseph@codesourcery.com>
4509 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
4511 2008-02-15 Jan Hubicka <jh@suse.cz>
4514 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
4516 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4519 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4520 when calculating alignment_pad.
4522 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4524 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4525 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4526 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4527 and STACK_BOUNDARY define.
4529 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4531 PR preprocessor/35061
4532 * c-pragma.c (handle_pragma_pop_macro): Check that
4533 pushed_macro_table has been allocated.
4535 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4538 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4539 (force_gimple_operand): Likewise.
4540 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4541 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4542 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4543 (find_interesting_uses_address): Check addressability and alignment
4544 of the base expression only after substituting bases of IVs into it.
4546 2008-02-14 Michael Matz <matz@suse.de>
4549 * function.c (instantiate_virtual_regs_in_insn): Reload address
4550 before falling back to reloading the whole operand.
4552 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4554 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4555 before the first section switch note.
4557 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4559 * doc/bugreport.texi: Update copyright years.
4560 * doc/c-tree.texi: Likewise.
4561 * doc/cfg.texi: Likewise.
4562 * doc/cpp.texi: Likewise.
4563 * doc/cppinternals.texi: Likewise.
4564 * doc/fragments.texi: Likewise.
4565 * doc/frontends.texi: Likewise.
4566 * doc/gcc.texi: Likewise.
4567 * doc/gty.texi: Likewise.
4568 * doc/hostconfig.texi: Likewise.
4569 * doc/implement-c.texi: Likewise.
4570 * doc/libgcc.texi: Likewise.
4571 * doc/loop.texi: Likewise.
4572 * doc/makefile.texi: Likewise.
4573 * doc/options.texi: Likewise.
4574 * doc/passes.texi: Likewise.
4575 * doc/rtl.texi: Likewise.
4576 * doc/sourcebuild.texi: Likewise.
4577 * doc/standards.texi: Likewise.
4578 * doc/tree-ssa.texi: Likewise.
4579 * doc/trouble.texi: Likewise.
4581 * doc/extend.texi: Use @: or add comma where appropriate.
4582 * doc/invoke.texi: Likewise.
4583 * doc/tm.texi: Likewise.
4585 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4588 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4591 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4593 * doc/md.texi (clz, ctz): Add reference.
4594 * doc/rtl.texi (clz, ctz): Likewise.
4596 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4599 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4602 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4604 * config/s390/s390.c (struct constant_pool): New field
4605 emit_pool_after added.
4606 (s390_mainpool_start): Set the emit_pool_after flag according
4607 to the section switch notes.
4608 (s390_mainpool_finish): Consider emit_pool_after when emitting
4609 the literal pool at the end of the function.
4610 (s390_chunkify_start): Force literal pool splits at section
4613 2008-02-13 Michael Matz <matz@suse.de>
4616 * var-tracking.c (clobber_variable_part): Correctly traverse the
4619 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4622 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4623 Add -fdump-ipa-inline.
4624 * tree-dump.c (dump_files): Remove tree-inlined dump.
4625 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4627 2008-02-12 Richard Guenther <rguenther@suse.de>
4629 PR tree-optimization/35171
4630 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4633 2008-02-12 Richard Guenther <rguenther@suse.de>
4636 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4637 value-preserving mode. Disallow final truncation.
4639 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4642 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4643 code from here to...
4644 (force_gimple_operand): ...here.
4646 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4649 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4650 non-compatible pointers.
4651 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4652 different FIELD_DECLs, try harder by comparing field offsets, sizes
4656 * function.c (match_asm_constraints_1): Don't replace the same input
4659 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4661 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4662 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4663 (expand_epilogue): Restore RAMPZ register.
4664 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4666 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4668 * config/i386/cygwin.asm: (__alloca): Correct calling
4669 convention and alignment.
4670 (__chkstk): Force 8 byte stack alignment.
4672 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4673 Richard Guenther <rguenther@suse.de>
4675 PR tree-optimization/33992
4676 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4677 the zero we compare against.
4679 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4682 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4683 to CloseHandle after unlocking to prevent accumulation of handle
4686 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4689 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4690 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4691 and update LABEL_NUSES during and after reload.
4693 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4696 * combine.c (simplify_if_then_else): Make sure the comparison is
4697 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4699 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4702 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4703 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4704 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4705 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4706 * tree.h (get_type_static_bounds): Likewise.
4708 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4710 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4711 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4712 Make -Wfoo language annotations match what the compiler outputs.
4714 2008-02-08 Sa Liu <saliu@de.ibm.com>
4716 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4717 intrinsics spu_convts, spu_convtu, spu_convtf.
4718 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4720 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4722 * doc/extend.texi (Function Attributes) <noinline>: Mention
4723 asm ("") as method to keep calls.
4725 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4728 * doc/options.texi (Options): Replace references to opts.sh with
4730 * opts-common.c: Likewise.
4731 * optc-gen.awk: Likewise.
4733 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4735 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4737 2008-02-07 Richard Henderson <rth@redhat.com>
4740 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4741 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4744 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4746 PR tree-optimization/35085
4747 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4748 for operand entry oe2 in addition to operand entry oe3 in order to
4749 expose more opportunities for vectorizer sum reduction.
4751 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4754 * Makefile.in (LIBS): Remove $(GMPLIBS).
4755 (cc1-dummy, cc1): Add $(GMPLIBS).
4757 2008-02-06 Jan Hubicka <jh@suse.cz>
4760 * i386.md (moddf_integer): Do not produce partial memory stalls for
4761 targets where it hurts.
4763 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4766 * optabs.c (expand_float): Do not check for decimal modes when
4767 expanding unsigned integer through signed conversion.
4769 2008-02-06 Nick Clifton <nickc@redhat.com>
4771 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4772 inside the clobber with a match_operand and duplicated operand
4773 number in the constraint.
4774 (ineqbranchsi): Delete redundant comment.
4776 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4778 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4779 builtin_define ("__USE_INIT_FINI__").
4780 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4782 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4784 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4786 PR documentation/30330
4787 * doc/invoke.texi (C++ Dialect Options)
4788 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4789 For each warning option -Wfoo that allows -Wno-foo, ensure both
4790 -Wfoo and -Wno-foo are listed in the option index. Fix index
4791 entry of -Wswitch-default, index -Wnormalized= including the
4792 `=', and -Wlarger-than-@var{len} including @var{len}.
4794 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4796 * config/i386/i386.md (floatunssisf2): Use
4797 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4798 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4799 Macroize expander using MODEF mode iterator.
4801 2008-02-05 Diego Novillo <dnovillo@google.com>
4803 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4806 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4808 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4811 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4813 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4816 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4817 to indicate if a message should be generated.
4818 (init_cumulative_args): Updated.
4819 (function_value_32): Likewise.
4821 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4823 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4825 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4828 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4829 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4831 2008-02-04 Diego Novillo <dnovillo@google.com>
4833 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4836 * tree-vrp.c (vrp_evaluate_conditional): With
4837 -Wtype-limits, emit a warning when comparing against a
4838 constant outside the natural range of OP0's type.
4840 2008-02-04 Richard Guenther <rguenther@suse.de>
4843 * expr.c (count_type_elements): Give for unions instead of
4846 2008-02-04 Richard Guenther <rguenther@suse.de>
4849 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4850 to TYPE_DOMAINs base type instead of using bitsizetype here.
4852 2008-02-03 Jason Merrill <jason@redhat.com>
4854 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4856 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4859 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4860 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4861 (RS/6000 and PowerPC Options): Fix typos and markup.
4862 * doc/passes.texi (Tree-SSA passes): Likewise.
4864 2008-02-02 Michael Matz <matz@suse.de>
4867 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4868 from record_last_reg_set_info.
4869 (record_last_reg_set_info): Take an RTX argument, iterate over all
4870 constituent hardregs.
4871 (record_last_set_info, record_opr_changes): Change calls to
4872 new signature or to record_last_reg_set_info_regno.
4874 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4876 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4878 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4880 PR rtl-optimization/34773
4881 * reg-notes.def (EQUAL): Mention significance of combination of
4882 REG_EQUAL and REG_RETVAL.
4883 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4884 insn that has a REG_RETVAL.
4886 2008-02-01 Roger Sayle <roger@eyesopen.com>
4889 * configure.ac (--enable-fixed-point): Disable unless explicitly
4891 * configure: Regenerate.
4893 2008-02-01 Richard Guenther <rguenther@suse.de>
4896 * invoke.texi (-finline-limit): Remove no longer true parts
4897 of the documentation. Note that there is no default value.
4899 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4900 Mark Mitchell <mark@codesourcery.com>
4901 Ben Elliston <bje@au.ibm.com>
4904 * doc/extend.texi (Other Builtins): Document.
4906 2008-01-31 Tom Browder <tom.browder@gmail.com>
4908 * doc/c-tree.texi (Types): Fix grammar.
4909 (Expression trees): Ditto.
4910 * doc/passes.texi (Tree-SSA passes): Ditto.
4912 * doc/configterms.texi (Configure Terms): Fix typo.
4913 * doc/cpp.texi (Common Predefined Macros): Ditto.
4914 * doc/md.texi (Machine Constraints): Ditto.
4916 * doc/makefile.texi (Makefile): Add comma.
4918 2008-01-31 Tom Browder <tom.browder@gmail.com>
4919 Gerald Pfeifer <gerald@pfeifer.com>
4921 * doc/sourcebuild.texi (Front End): Remove references to CVS
4922 and CVSROOT/modules.
4923 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4924 (Back End): Remove reference to CVS.
4926 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4929 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4931 (mips16_gp_pseudo_reg): ...here.
4932 * config/mips/mips.md (load_const_gp): Replace with...
4933 (load_const_gp_<mode>): ...this :P-based insn.
4935 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4937 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4938 options. Minor fixes.
4939 (-std): Move reference to standards closer to where language
4940 standards are first mentioned.
4942 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4944 PR rtl-optimization/34995
4945 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4946 parameter and return a bool. If the rtx parameter is nonnull,
4947 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4948 (find_reloads): Update call accordingly. Pass the new operand
4949 if it needed no address reloads, otherwise pass null.
4951 2008-01-30 Richard Henderson <rth@redhat.com>
4954 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4955 for unbounded arrays.
4957 2008-01-30 Silvius Rus <rus@google.com>
4959 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4961 2008-01-30 Jan Hubicka <jh@suse.cz>
4964 * i386.c (init_cumulative_args): Use real function declaration when
4967 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4969 PR rtl-optimization/34998
4970 * global.c (build_insn_chain): Treat non-subreg_lowpart
4971 SUBREGs of pseudos as clobbering all the words covered by the
4972 SUBREG, not just all the bytes.
4973 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4974 original df_ref rather than an extract parameter.
4975 (global_conflicts): Update call accordingly.
4977 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4979 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4980 the overflow check to make it easier to read.
4981 (__fixtfdi): Change the type of the ll member in union
4982 long_double to UDItype_x.
4984 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4987 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4988 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4989 * tree-inline.c (fold_marked_statements): Call
4990 cgraph_update_edges_for_call_stmt if folding a call statement.
4991 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4992 debug_generic_stmt calls, reset it back afterwards.
4995 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
4997 * c-typeck.c (build_external_ref): Don't pedwarn about
4998 static vars in current function's scope.
5000 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5002 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5004 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5007 * ipa-struct-reorg.c: Fix spelling.
5008 * params.def: Ditto.
5010 2008-01-29 Richard Guenther <rguenther@suse.de>
5013 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5015 * tree-inline.c (remap_type): Increment remapping_type_depth
5016 around remapping types.
5017 (copy_body_r): Only add referenced variables if they are referenced
5018 from code, not types.
5020 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5031 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5032 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5034 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5037 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5038 pointer for tiny stack.
5040 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5042 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5044 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5046 * config/vx-common.h: Fix typo in comment.
5048 2008-01-28 Ian Lance Taylor <iant@google.com>
5052 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5053 coalesce pointers if they have different DECL_NO_TBAA_P values.
5054 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5055 between variables with different DECL_NO_TBAA_P values.
5057 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5060 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5061 are not legitimate small data references on SPE targets.
5063 2008-01-28 David Daney <ddaney@avtrex.com>
5065 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5067 2008-01-28 David Daney <ddaney@avtrex.com>
5069 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5071 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5073 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5074 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5075 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5076 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5077 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5078 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5079 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5080 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5082 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5084 * basic-block.h (condjump_equiv_p): Fix comment.
5086 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5088 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
5089 print_generic_stmt_indented): Fix comment.
5091 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5093 * configure.ac (__stack_chk_fail): Add detecion for availability
5094 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
5095 * configure: Regenerate.
5097 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
5100 * final.c (output_addr_const): Handle TRUNCATE.
5102 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
5105 * tree-ssa-loop-ivopts.c (comp_cost): New type.
5106 (zero_cost, infinite_cost): New constants.
5107 (struct cost_pair): Change type of cost to comp_cost.
5108 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
5109 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
5111 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
5112 split_address_cost, ptr_difference_cost, difference_cost,
5113 get_computation_cost_at, get_computation_cost,
5114 determine_use_iv_cost_generic, determine_use_iv_cost_address,
5115 determine_use_iv_cost_condition, determine_use_iv_costs,
5116 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
5117 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
5118 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
5119 Change type of cost to comp_cost.
5120 (determine_iv_cost): Increase cost of non-original ivs, instead
5121 of decreasing the cost of original ones.
5122 (get_address_cost): Indicate the complexity of the addressing mode
5124 (try_add_cand_for): Prefer using ivs not specific to some object.
5125 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
5127 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
5128 Janis Johnson <janis187@us.ibm.com>
5131 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
5132 (TARGET_INSTANTIATE_DECLS): Likewise.
5133 * target.h (expand_to_rtl_hook): New target hook.
5134 (instantiate_decls): Likewise.
5135 * function.c (instantiate_decl): Make non-static. Rename to...
5136 (instantiate_decl_rtl): ... this.
5137 (instantiate_expr): Use instantiate_decl_rtl.
5138 (instantiate_decls_1): Likewise.
5139 (instantiate_decls): Likewise.
5140 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
5141 * function.h (instantiate_decl_rtl): Add prototype.
5142 * cfgexpand.c (target.h): New include.
5143 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
5144 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
5145 (TARGET_INSTANTIATE_DECLS): Likewise.
5146 (TARGET_INITIALIZER): New target hooks added.
5147 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
5149 * config/rs6000/rs6000.c (tree-flow.h): New include.
5150 (machine_function): Add sdmode_stack_slot field.
5151 (rs6000_alloc_sdmode_stack_slot): New function.
5152 (rs6000_instantiate_decls): Likewise.
5153 (rs6000_secondary_memory_needed_rtx): Likewise.
5154 (rs6000_check_sdmode): Likewise.
5155 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
5156 (TARGET_INSTANTIATE_DECLS): Likewise.
5157 (rs6000_hard_regno_mode_ok): Allow SDmode.
5158 (num_insns_constant): Likewise. Handle _Decimal32 constants.
5159 (rs6000_emit_move): Handle SDmode.
5160 (function_arg_advance): Likewise.
5161 (function_arg): Likewise.
5162 (rs6000_gimplify_va_arg): Likewise. Add special handling of
5163 SDmode var args for 32-bit compiles.
5164 (rs6000_secondary_reload_class): Handle SDmode.
5165 (rs6000_output_function_epilogue): Likewise.
5166 (rs6000_function_value): Simplify if statement.
5167 (rs6000_libcall_value): Likewise.
5168 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
5169 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
5170 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
5171 (movsd_hardfloat): New define_insn.
5172 (movsd_softfloat): Likewise.
5173 (movsd_store): Likewise.
5174 (movsd_load): Likewise.
5175 (extendsddd2): Likewise.
5176 (extendsdtd2): Likewise.
5177 (truncddsd2): Likewise.
5178 (movdd_hardfloat64): Fixup comment.
5179 (UNSPEC_MOVSD_LOAD): New constant.
5180 (UNSPEC_MOVSD_STORE): Likewise.
5182 2008-01-26 Jakub Jelinek <jakub@redhat.com>
5185 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
5187 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
5188 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
5189 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
5192 2008-01-26 David Edelsohn <edelsohn@gnu.org>
5195 * config.gcc: Separate AIX 5.3 from AIX 6.1.
5196 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5197 __LONGDOUBLE128 too.
5198 * config/rs6000/aix61.h: New file.
5200 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5202 PR rtl-optimization/34959
5203 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
5204 popcount and parity rtxes the same mode as their operand.
5205 Truncate or extend the result to the return value's mode
5208 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5211 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
5212 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
5213 to GOT_VERSION_REGNUM.
5214 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
5215 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
5216 * config/mips/mips.c (mips_emit_call_insn): New function.
5217 (mips_call_tls_get_addr): Call mips_expand_call directly.
5218 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
5220 (mips16_build_call_stub): Likewise. Return the call insn or null.
5221 (mips_expand_call): Update the call to mips16_build_call_stub
5222 accordingly and a remove redundant condition. Assert that MIPS16
5223 stubs do not use lazy binding. Use mips_emit_call_insn and return
5225 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
5227 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
5228 (mips_avoid_hazard): Remove hazard_set handling.
5229 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
5230 (UNSPEC_RESTORE_GP): ...this.
5231 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
5232 (FAKE_CALL_REGNO): Rename to...
5233 (GOT_VERSION_REGNUM): ...this.
5234 (type): Add "ghost" value. Add an associated insn reservation.
5235 (hazard_set): Remove.
5236 (exception_receiver): Rename to...
5237 (restore_gp): ...this and update the unspec identifier accordingly.
5238 (exception_receiver, nonlocal_got_receiver): New expanders.
5239 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
5240 FAKE_CALL_REGNO. Remove hazard_set attribute.
5241 (set_got_version, update_got_version): New patterns.
5243 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
5246 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
5248 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5251 * doc/install.texi2html: Generate gcc-vers.texi.
5253 2008-01-25 DJ Delorie <dj@redhat.com>
5255 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5257 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5259 * config/c4x: Remove directory.
5260 * config.gcc (crx-*, mt-*): Mark obsolete.
5261 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
5262 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
5263 sh-*-rtemscoff*): Remove cases.
5264 * defaults.h (C4X_FLOAT_FORMAT): Remove.
5265 * real.c (encode_c4x_single, decode_c4x_single,
5266 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
5267 c4x_extended_format): Remove.
5268 * real.h (c4x_single_format, c4x_extended_format): Remove.
5269 * doc/extend.texi (interrupt, naked): Remove mention of attributes
5271 (Pragmas): Remove comment about c4x pragmas.
5272 * doc/install.texi (c4x): Remove target-specific instructions.
5273 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
5274 * doc/md.texi (Machine Constraints): Remove C4x documentation.
5275 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
5276 refer to C4x source files as examples.
5277 (C4X_FLOAT_FORMAT): Remove documentation.
5279 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
5281 * config/bfin/bfin.c (override_options): Reorder tests so that
5282 flag_pic gets enabled for -msep-data.
5284 2008-01-25 Richard Guenther <rguenther@suse.de>
5287 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
5288 to its bitfield precision if required.
5290 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5293 * tree-nested.c (walk_omp_for): New function.
5294 (convert_nonlocal_reference, convert_local_reference): Call
5295 walk_omp_for on OMP_FOR.
5296 (convert_call_expr): Call walk_body on OMP_FOR's
5297 OMP_FOR_PRE_INIT_BODY.
5299 2008-01-25 Richard Guenther <rguenther@suse.de>
5301 PR tree-optimization/34966
5302 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
5303 default defs and PHI_NODEs we have to insert after the
5306 2008-01-24 Nick Clifton <nickc@redhat.com>
5308 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
5309 Provide a default definition.
5310 (LIBGCC2_UNITS_PER_WORD): Likewise.
5312 * config/stormy16/stormy16.c: Include df.h for the prototype
5313 for df_regs_ever_live_p.
5314 (xstormy16_expand_builtin_va_start): Convert the stack offset
5315 into a component_ref and then use POINTER_PLUS_EXPR to add it
5316 to the incoming_virtual_args_rtx.
5317 (xstormy16_gimplify_va_arg_expr): Rename to
5318 xstormy16_gimplify_va_arg_expr.
5319 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
5320 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
5321 xstormy16_gimplify_va_arg_expr.
5322 Fix up some formatting issues.
5324 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
5325 Move to predicates.md.
5326 (xs_hi_general_operand): Likewise.
5327 (xs_hi_nonmemory_operand): Likewise.
5328 * config/stormy16/predicates.md:
5329 (xstormy16_carry_plus_operand): New predicate.
5330 (xs_hi_general_operand): New predicate.
5331 (xs_hi_nonmemory_operand): New predicate.
5332 * config/stormy16/stormy16-protos.h:
5333 (xstormy16_carry_plus_operand): Delete prototype.
5334 (xs_hi_general_operand): Likewise.
5335 (xs_hi_nonmemory_operand): Likewise.
5337 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
5338 modifiers as they are no longer needed and they can trigger
5339 reload spill failures.
5341 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
5342 with a match_operand in order to help reload.
5344 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
5345 constraint with 'e' for the 8th alternative as this version of
5346 the mov.w instruction only accepts the lower 8 registers.
5348 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
5351 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
5352 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
5355 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5358 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
5360 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5362 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
5364 (remove_structure): Update allocations list before removing structure.
5366 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5368 * ipa-struct-reorg.c (is_safe_cond_expr,
5369 create_new_stmts_for_cond_expr): Use integer_zerop function,
5370 that recognize not only zero-pointer, but zero-integer too.
5372 2008-01-25 Ben Elliston <bje@au.ibm.com>
5375 * fixproto: Escape "." in sed expression that strips leading "./".
5377 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
5380 * gcc.c (SWITCH_OK): Removed.
5381 (SWITCH_LIVE): Changed to bit.
5382 (SWITCH_FALSE): Likewise.
5383 (SWITCH_IGNORE): Likewise.
5384 (switchstr): Change live_cond to unsigned int.
5385 (process_command): Replace SWITCH_OK with 0.
5386 (do_self_spec): Likewise.
5387 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
5388 (give_switch): Likewise.
5389 (used_arg): Likewise.
5390 (do_spec_1): Set the SWITCH_IGNORE bit.
5391 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
5392 bits. Set the SWITCH_LIVE bit.
5394 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5396 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
5398 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
5400 PR tree-optimization/34472
5401 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
5402 parameter to a "bool *" and set *DATA to false if there is
5403 an unsafe access. Do not delete the structure here.
5404 (check_cond_exprs): Delete it here instead.
5405 (check_cond_exprs, exclude_cold_structs): Do not increase
5406 I when removing a structure.
5408 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
5411 * config/i386/i386.c (ix86_expand_vector_init): Consider only
5412 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
5414 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
5417 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
5418 a fixed vector for stack.
5420 2008-01-24 Ben Elliston <bje@au.ibm.com>
5423 * doc/gcc.texi (Software development): Add a direntry for g++.
5425 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
5427 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
5428 stale and straggling -fforce-addr comments above.
5430 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
5432 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
5433 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
5435 2008-01-23 Michael Matz <matz@suse.de>
5438 * dwarf2out.c (force_type_die): Use modified_type_die instead of
5441 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
5443 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
5446 2008-01-23 Anatoly Sokolov <aesok@post.ru>
5448 * config/avr/avr.c (avr_current_arch): New variable.
5449 (avr_arch_types): Add 'avr31' and 'avr51' entries.
5450 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
5451 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
5452 (avr_override_options): Init 'avr_current_arch'.
5453 (base_arch_s): Move from here...
5454 * config/avr/avr.h (base_arch_s): ... here. Add new members
5455 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
5456 'mega' to 'have_jmp_call'.
5457 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
5458 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
5460 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
5462 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5463 MULTILIB_MATCHES): (Ditto.).
5465 2008-01-23 Richard Guenther <rguenther@suse.de>
5468 * cgraphunit.c (cgraph_reset_node): Always mark the node
5469 not reachable if it is not queued already.
5471 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
5473 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
5474 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
5475 (cputype_selected): New static variable.
5476 (bfin_handle_option): Set it if -mcpu is used.
5477 (override_option): Select default set of workarounds if no cpu type
5478 selected on the command line.
5479 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
5481 From Michael Frysinger <michael.frysinger@analog.com>
5482 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
5483 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
5485 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
5486 for bf547, bf523, bf524, and bf526.
5487 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
5489 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5490 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
5491 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
5492 __ADSPBF547__ and __ADSPBF54x__ for bf547.
5493 * doc/invoke.texi (Blackfin Options): Document that
5494 -mcpu now accept bf547, bf523, bf524, and bf526.
5496 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
5498 PR rtl-optimization/34628
5499 * combine.c (try_combine): Stop and undo after the first combination
5500 if an autoincrement side-effect on the first insn has effectively
5503 2008-01-22 David Edelsohn <edelsohn@gnu.org>
5506 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5507 Offset addresses are not valid for Altivec or paired float modes.
5509 2008-01-22 Jakub Jelinek <jakub@redhat.com>
5512 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
5513 if DECL_INITIAL (decl) is error_mark_node.
5516 * c-common.c (handle_vector_size_attribute): Only allow
5517 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5518 the same way as pointer, array etc. types.
5519 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5522 * tree.c (build_type_attribute_qual_variant): Call
5523 build_qualified_type if attributes are equal, but quals are not.
5525 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5528 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5529 * flags.h (warn_strict_aliasing): Remove.
5530 (warn_strict_overflow): Remove.
5531 * opts.c (warn_strict_aliasing): Remove.
5532 (warn_strict_overflow): Remove.
5533 * c-opts.c (c_common_handle_option): -Wall only sets
5534 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5535 (c_common_post_options): Give default values to -Wstrict-aliasing
5536 and -Wstrict-overflow if they are uninitialized.
5537 * common.opt (Wstrict-aliasing): Specify Var and Init.
5538 (Wstrict-overflow): Likewise.
5540 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5542 PR rtl-optimization/26854
5543 PR rtl-optimization/34400
5544 PR rtl-optimization/34884
5545 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5547 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5548 (df_rd_bb_info.expanded_lr_out): Deleted
5549 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5550 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5551 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5552 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5553 Removed code to allocate, initialize or free expanded_lr_out.
5554 (df_rd_bb_local_compute_process_def): Restructured to make more
5556 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5557 sets if the sets are being trimmed.
5559 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5562 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5563 (as_vers): Likewise.
5564 * configure: Regenerated.
5566 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5569 * tree-pass.h (pass_build_alias): New pass.
5570 * tree-ssa-alias.c (gate_build_alias): New.
5571 (pass_build_alias): New.
5572 * passes.c (init_optimization_passes): Add pass_build_alias after
5573 pass_create_structure_vars.
5575 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5577 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5578 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5579 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5580 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5581 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5582 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5583 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5584 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5585 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5586 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5587 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5588 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5589 * config/s390/s390.md (FP_ALL): New mode iterator.
5590 (_d): New mode attribute.
5591 ("*signbit<mode>2>"): Changed mode of first operand.
5592 ("isinf<mode>2"): Changed mode of first operand.
5593 ("*TDC_insn"): Adaptation for DFP modes.
5595 2008-01-22 Ben Elliston <bje@au.ibm.com>
5597 * tree.c (check_qualified_type): Improve function description.
5599 2008-01-21 Jason Merrill <jason@redhat.com>
5602 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5603 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5606 2008-01-21 DJ Delorie <dj@redhat.com>
5608 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5611 2008-01-21 Richard Guenther <rguenther@suse.de>
5614 * tree-cfg.c (verify_expr): Allow all invariant expressions
5615 instead of just constant class ones as reference argument.
5616 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5617 like any other constant.
5618 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5620 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5622 * regmove.c (fixup_match_1): Update call crossed frequencies.
5624 2008-01-21 Richard Guenther <rguenther@suse.de>
5627 * tree-inline.c (setup_one_parameter): Deal with mismatched
5628 types using a VIEW_CONVERT_EXPR.
5630 2008-01-21 Alon Dayan <alond@il.ibm.com>
5631 Olga Golovanevsky <olga@il.ibm.com>
5633 PR tree-optimization/34701
5634 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5635 when the structure size is not a power of 2.
5637 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5639 * doc/install.texi: Add doc for --enable-checking=df.
5641 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5643 PR rtl-optimization/34808
5644 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5646 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5648 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5651 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5653 PR rtl-optimization/26854
5654 PR rtl-optimization/34400
5655 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5657 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5658 (df_rd_bb_info.expanded_lr_out): New.
5659 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5660 * loop_iv.c (iv_analysis_loop_init): Ditto.
5661 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5662 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5663 Added code to allocate, initialize or free expanded_lr_out.
5664 (df_rd_bb_local_compute_process_def): Restructured to make
5665 more understandable.
5666 (df_rd_confluence_n): Add code to do nothing with fake edges and
5667 code to no apply invalidate_by_call sets if the sets are being trimmed.
5668 (df_lr_local_finalize): Renamed to df_lr_finalize.
5669 (df_live_local_finalize): Renamed to df_live_finalize.
5671 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5674 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5675 deciding whether to use reciprocal instructions.
5677 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5679 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5680 dwarf2out_note_section_used if cold_text_section is NULL.
5682 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5684 PR gcov-profile/34610
5685 * tree-cfg.c (make_edges): Mark both outgoing edges from
5686 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5687 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5688 from OMP_FOR and OMP_CONTINUE outgoing edges.
5690 * tree-profile.c (tree_profiling): Return early if
5691 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5693 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5694 from cfun to child_cfun.
5695 * function.h (struct function): Add after_tree_profile bit.
5697 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5699 * config/avr/avr.S (_exit): Disable interrupt.
5701 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5702 Steven Bosscher <stevenb.gcc@gmail.com>
5704 PR rtl-optimization/26854
5705 PR rtl-optimization/34400
5706 * df-problems.c (df_live_scratch): New scratch bitmap.
5707 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5708 (df_live_reset): Clear the proper bitmaps.
5709 (df_live_bb_local_compute): Only process the artificial defs once
5710 since the order is not important.
5711 (df_live_init): Init the df_live sets only with the variables
5712 found live by df_lr.
5713 (df_live_transfer_function): Use the df_lr sets to prune the
5714 df_live sets as they are being computed.
5715 (df_live_free): Free df_live_scratch.
5717 2008-01-18 Ian Lance Taylor <iant@google.com>
5719 * common.opt: Add fmerge-debug-strings.
5720 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5721 flag_merge_debug_strings rather than flag_merge_constants.
5722 * doc/invoke.texi (Option Summary): Mention
5723 -fmerge-debug-strings.
5724 (Debugging Options): Document -fmerge-debug-strings.
5726 2008-01-18 Ian Lance Taylor <iant@google.com>
5729 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5730 (struct tree_function_decl): Add new field operator_new_flag.
5731 * tree-inline.c (expand_call_inline): When inlining a call to
5732 operator new, force the return value to go into a variable, and
5733 set DECL_NO_TBAA_P on that variable.
5734 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5736 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5739 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5740 DWARF2_DEBUGGING_INFO.
5741 (dwarf2out_note_section_used): Ditto. Add prototype.
5742 (have_multiple_function_sections, text_section_used,
5743 cold_text_section_used, *cold_text_sections): Move declarations
5746 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5748 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5749 field and add signal_ra.
5750 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5751 assignments to frame state pc. Move end of stack check after
5752 MD_FALLBACK_FRAME_STATE_FOR.
5753 (uw_update_context_1): Use frame state signal_regs if set, instead
5754 of checking signal_frame flag.
5755 (uw_update_context): Use frame state signal_ra if set.
5756 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5757 * config/xtensa/linux-unwind.h: New file.
5759 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5761 * modulo-sched.c (get_sched_window): Fix comment typo.
5763 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5765 PR tree-optimization/34648
5766 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5768 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5770 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5771 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5773 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5775 PR rtl-optimization/34400
5776 * df-core.c (df_worklist_dataflow_overeager,
5777 df_worklist_dataflow_doublequeue): New functions.
5778 (df_worklist_dataflow): Two different worklist solvers.
5779 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5782 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5785 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5786 and ftree-parallelize-loops.
5788 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5790 PR rtl-optimization/34826
5791 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5793 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5795 * global.c (find_reg): Mark the eh regs as used if necessary.
5796 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5797 * ra.h (struct allocno): no_eh_reg field added. Changed
5798 no_stack_reg type to bitfield.
5800 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5802 * tree.c (substitute_in_expr): Add missing 'break'.
5804 2008-01-17 Richard Guenther <rguenther@suse.de>
5806 PR tree-optimization/34825
5807 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5808 x / x as division to handle.
5810 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5812 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5813 "-pthread" is specified.
5814 * pa-hpux11.h (LIB_SPEC): Likewise.
5816 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5817 Peter Bergner <bergner@vnet.ibm.com>
5819 PR rtl-optimization/33796
5820 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5822 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5824 PR libgfortran/34699
5825 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5827 * pa-hpux10.h (LINK_SPEC): Likewise.
5828 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5830 2008-01-16 Richard Guenther <rguenther@suse.de>
5833 * fold-const.c (fold_convert_const_int_from_int): Do not
5834 set overflow if that occured only because of a sign extension
5835 change when converting from/to a sizetype with the same
5836 precision and signedness.
5838 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5841 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5842 location address to the correct place. Update copyright year.
5844 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5846 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5847 no dependences in the dependence_relations vector.
5849 2008-01-16 Jan Hubicka <jh@suse.cz>
5851 PR rtl-optimization/31396
5852 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5853 * cfg.c (dump_reg_info): Print it.
5854 * regs.h (struct reg_info_t): add freq_calls_crossed.
5855 (REG_FREQ_CALLS_CROSSED): New macro.
5856 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5857 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5858 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5859 regmove_optimize): Update call crossed frequencies.
5860 * local-alloc.c (struct qty): Add freq_calls_crossed.
5861 (alloc_qty): Copute freq_calls_crossed.
5862 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5863 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5864 * ra.h (struct allocno): Add freq_calls_crossed.
5866 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5868 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5869 libgomp when compiling with ftree-parallelize-loops.
5870 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5872 2008-01-16 Richard Guenther <rguenther@suse.de>
5874 PR tree-optimization/34769
5875 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5876 * tree.c (int_cst_value): Instead make this function more
5877 permissive in what it accepts as valid input. Document this
5878 function always sign-extends the value.
5880 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5881 Richard Guenther <rguenther@suse.de>
5884 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5885 (gimple_fold_indirect_ref_rhs): ... this.
5886 (gimple_fold_indirect_ref): New function with foldings
5887 that preserve lvalueness.
5888 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5889 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5890 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5891 to fold an INDIRECT_REF, fall back to the old use of
5892 fold_indirect_ref_1.
5894 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5896 * tree-data-ref.c (subscript_dependence_tester_1): Call
5897 free_conflict_function.
5898 (compute_self_dependence): Same.
5900 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5903 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5904 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5906 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5907 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5908 for DWARF2_UNWIND_INFO targets.
5910 2008-01-16 Richard Guenther <rguenther@suse.de>
5913 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5914 type qualifiers for function types.
5916 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5918 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5919 loop_iterator li from previous commit.
5921 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5923 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5925 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5927 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5928 (parallelize_loops): Don't parallelize irreducible components.
5930 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5933 * c-opts (c_common_post_options): Do not enable CPP
5934 flag_pedantic_errors by default.
5936 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5938 PR rtl-optimization/31944
5939 * cse.c (remove_pseudo_from_table): New function.
5940 (merge_equiv_classes): Use above function to remove pseudo-registers.
5941 (invalidate): Likewise.
5943 2008-01-13 Richard Guenther <rguenther@suse.de>
5946 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5947 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5949 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5951 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5952 validate_change to unshare the source of the PC set.
5954 2008-01-12 Jan Hubicka <jh@suse.cz>
5957 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5958 references above array bounds. This might trigger bounds checks for
5961 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5963 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5964 new_replaceable_dependencies.
5966 2008-01-12 Doug Kwan <dougkwan@google.com>
5968 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5969 instead of OPT_Wreturn_type in warning due to ignored return type
5971 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5972 options included in -Wextra.
5973 * c.opt: New option -Wignored_qualifiers.
5974 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5975 -Wignore_qualifiers.
5976 (-Wignored-qualifiers): Document.
5977 (-Wreturn-type): Remove description of functionality now handled
5978 by -Wignored-qualifiers.
5980 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5983 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5984 NOP_EXPR if it is between integral types with the same precision.
5986 2008-01-12 Jan Hubicka <jh@suse.cz>
5989 * invoke.texi (max-inline-recursive-depth): Fix default value.
5991 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5993 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
5996 2008-01-11 Bob Wilson <bob.wilson@acm.org>
5998 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6000 2008-01-11 James E. Wilson <wilson@specifix.com>
6003 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6005 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6007 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6008 save/restore frame pointer register and don't use 'call-prologues'
6009 optimization in function with "OS_task" attribute.
6011 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6014 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6015 when copying to memory.
6017 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6019 PR rtl-optimization/30905
6020 * cfgcleanup.c: Include dce.h
6021 (crossjumps_occured): New global variable.
6022 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6023 If something changed, set crossjumps_occured to true.
6024 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6025 Don't add/remove fake edges to exit here...
6026 (cleanup_cfg): ...but do it here, when crossjumping.
6027 Run a fast DCE when successful crossjumps occured in the latest
6028 iteration of try_optimize_cfg.
6030 2008-01-11 Richard Guenther <rguenther@suse.de>
6032 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6033 (struct vn_unary_op_s): Likewise.
6034 (vn_reference_insert): Free old reference on hash collision.
6036 2008-01-10 Raksit Ashok <raksit@google.com>
6038 PR rtl-optimization/27971
6039 * combine.c (find_split_point): Split PLUS expressions which are
6040 inside a MEM rtx, and whose first operand is complex.
6042 2008-01-10 DJ Delorie <dj@redhat.com>
6044 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6045 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6046 (m32c_hard_regno_ok): Call the underlying function.
6048 2008-01-10 Richard Guenther <rguenther@suse.de>
6051 * tree-cfg.c (tree_merge_blocks): Do not go through the
6052 full-blown folding and stmt updating path if we just deal
6053 with virtual operands.
6054 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6055 test for abnormal SSA_NAMEs.
6057 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6060 * reload.c (push_reload): Add assertions. All constants from
6061 reg_equiv_constant should have been used for replacing the respective
6063 (find_reloads_address): Invoke find_reloads_address_part for
6064 constant taken from the reg_equiv_constant array.
6066 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6068 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6069 field (valnum) the first in the struct. Replace bools with
6072 2008-01-10 Richard Guenther <rguenther@suse.de>
6074 PR tree-optimization/34651
6075 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6076 types and ordering for masking and converting.
6078 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6080 PR tree-optimization/34017
6081 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6082 also for PHI_NODE expressions.
6084 2008-01-09 Jan Hubicka <jh@suse.cz>
6086 PR tree-optimization/34708
6087 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
6088 based on number of case labels.
6089 (init_inline_once): Remove switch_cost.
6090 * tree-inline.h (eni_weights_d): Remove switch_cost.
6092 2008-01-09 Richard Guenther <rguenther@suse.de>
6093 Andrew Pinski <andrew_pinski@playstation.sony.com>
6096 * gimplify.c (gimplify_cond_expr): Do not create an addressable
6097 temporary if an rvalue is ok or an lvalue is not required.
6099 2008-01-09 Richard Guenther <rguenther@suse.de>
6102 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
6105 2008-01-09 Richard Guenther <rguenther@suse.de>
6108 * tree.c (host_integerp): Check for sizetype only if the
6109 type is an integer type.
6111 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
6114 * opts.c (decode_options): Disable inlining of functions called
6115 once if not in unit-at-a-time mode.
6117 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
6119 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
6121 2008-01-08 Richard Guenther <rguenther@suse.de>
6124 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
6125 out early if the result will be unused.
6127 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6132 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6133 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6136 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
6138 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
6139 for vectorization tuned.
6141 2008-01-08 Richard Guenther <rguenther@suse.de>
6143 PR tree-optimization/34683
6144 * tree-ssa-operands.c (operand_build_cmp): Export.
6145 * tree-ssa-operands.h (operand_build_cmp): Declare.
6146 * tree-vn.c (vuses_compare): Remove.
6147 (sort_vuses): Use operand_build_cmp.
6148 (sort_vuses_heap): Likewise.
6149 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
6150 to re-use old VEC if available. Do not sort already sorted VUSEs.
6151 (vdefs_to_vec): Do not sort already sorted VDEFs.
6153 2008-01-08 Jakub Jelinek <jakub@redhat.com>
6156 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
6158 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6161 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
6162 limitations of reciprocal sequences on x86 targets.
6164 2008-01-08 Richard Guenther <rguenther@suse.de>
6166 PR tree-optimization/34683
6167 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
6169 2008-01-07 Jakub Jelinek <jakub@redhat.com>
6172 * config/darwin.c (darwin_mergeable_string_section): Don't use
6173 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
6175 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
6178 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
6179 negxf2. Macroize expander using X87MODEF mode iterator. Change
6180 predicates of op0 and op1 to register_operand.
6181 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
6182 expander using X87MODEF mode iterator. Change predicates of
6183 op0 and op1 to register_operand.
6184 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
6185 corresponding patterns and macroize using MODEF macro. Change
6186 predicates of op0 and op1 to register_operand and remove
6187 "m" constraint. Disparage "r" alternative with "!".
6188 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
6189 macroize using X87MODEF macro. Change predicates of op0 and op1
6190 to register_operand and remove "m" constraint. Disparage "r"
6191 alternative with "!".
6192 (absneg splitter with memory operands): Remove.
6193 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
6194 patterns and macroize using X87MODEF mode iterator.
6195 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
6196 Change predicate of op1 to register_operand.
6197 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
6198 for memory operands.
6200 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
6202 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
6204 2008-01-07 Richard Guenther <rguenther@suse.de>
6206 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
6209 2008-01-07 Richard Guenther <rguenther@suse.de>
6211 PR tree-optimization/34683
6212 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
6213 VOPs of the needed size to save memory. Use VEC_quick_push
6214 to save compile-time.
6215 (vdefs_to_vec): Likewise.
6217 2008-01-07 Sa Liu <saliu@de.ibm.com>
6219 * config/spu/spu.md (divdf3): Genetate inline code for double
6220 division. The implementation doesn't handle INF or NAN, therefore it
6221 only applies when -ffinite-math-only is given.
6223 2008-01-06 Paolo Carlini <pcarlini@suse.de>
6226 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
6227 * doc/cpp.texi ([Common Predefined Macros]): Document.
6229 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
6231 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
6232 order to use commutative addition instead of subtraction.
6234 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6235 Mircea Namolaru <namolaru@il.ibm.com>
6236 Vladimir Yanovsky <yanov@il.ibm.com>
6237 Revital Eres <eres@il.ibm.com>
6239 PR tree-optimization/34263
6240 * tree-outof-ssa.c (process_single_block_loop_latch,
6241 contains_tree_r): New functions.
6242 (analyze_edges_for_bb): Call process_single_block_loop_latch
6243 function to empty single-basic-block latch block if possible.
6245 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6247 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6249 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
6251 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6253 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
6255 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6257 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
6259 2008-01-05 Jakub Jelinek <jakub@redhat.com>
6261 PR tree-optimization/34618
6262 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
6265 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6268 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
6269 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
6270 Update copyright year.
6272 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
6273 Update copyright year.
6274 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
6277 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
6279 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
6280 edge does not point to current bb before changing need_assert.
6282 2008-01-04 Richard Guenther <rguenther@suse.de>
6285 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
6286 for verifying purposes if they are is_gimple_min_invariant.
6288 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
6290 PR tree-optimization/34448
6291 PR tree-optimization/34465
6292 * gimplify.c (gimplify_init_constructor): Add new parameter
6293 notify_temp_creation. Use it.
6294 (gimplify_modify_expr_rhs): Take volatiles into account when
6295 optimizing constructors.
6296 Do not optimize constructors if gimplify_init_constructor will dump to
6298 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
6299 * gcc.c-torture/compile/pr34448.c: New.
6301 2008-01-04 Jakub Jelinek <jakub@redhat.com>
6303 PR gcov-profile/34609
6304 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
6305 return_slot if result is TREE_ADDRESSABLE.
6307 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
6309 * config/mips/mips.md (sqrt_condition): Tweak comment.
6310 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
6312 2008-01-03 Tom Tromey <tromey@redhat.com>
6315 * c-common.c (c_type_hash): Handle VLAs.
6317 2008-01-03 Jan Hubicka <jh@suse.cz>
6319 PR tree-optimization/31081
6320 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
6321 0 when inlining and not inlining to first basic block.
6322 (remap_decl): When var is initialized to 0, don't set default_def.
6323 (expand_call_inline): Set entry_bb.
6324 * tree-inline.h (copy_body_data): Add entry_bb.
6326 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6329 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
6332 PR tree-optimization/29484
6333 * tree-inline.c (inline_forbidden_p_2): New function.
6334 (inline_forbidden_p): Disallow inlining if some static var
6335 has an address of a local LABEL_DECL in its initializer.
6336 * doc/extend.texi (Labels as Values): Document &&foo behaviour
6339 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
6341 PR tree-optimization/34635
6342 * tree-data-ref.c (add_other_self_distances): Make sure that the
6343 evolution step is constant.
6345 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6348 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
6350 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
6352 * tree-sra.c (scalarize_init): Insert the generate_element_init
6353 statements after the generate_element_zero statements.
6355 2008-01-02 Richard Guenther <rguenther@suse.de>
6359 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
6360 for very large number of operands instead of ICEing.
6362 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
6365 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
6366 while stack probing.
6368 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
6370 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
6373 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
6376 * tree-mudflap.c (mx_register_decls): Guard warning by
6377 !DECL_ARTIFICIAL check.
6379 2008-01-01 Jakub Jelinek <jakub@redhat.com>
6381 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
6382 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
6383 sse5_perm<mode>): Fix constraints.