1 2007-09-06 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/32586
4 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5 folding if nothing changed.
6 (simplify_unary_expression): New function. Do tree combining
7 on conversion like codes.
8 (try_to_simplify): Call it.
9 * builtins.c (fold_builtin_cexp): Fold the built expressions.
10 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
12 2007-09-06 Jan Hubicka <jh@suse.cz>
15 * cse.c (fold_rtx): Avoid invalid sharing.
17 2007-09-06 Richard Sandiford <richard@codesourcery.com>
19 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
20 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
22 2007-09-06 Revital Eres <eres@il.ibm.com>
24 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
25 Fix offsettable memory reference for 750CL.
27 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
29 * reload.c (find_reloads_address_1): Try to preserve original
30 base/index regclass of operands.
31 * regrename.c (scan_rtx_address): Likewise.
32 (replace_oldest_value_addr): Likewise.
34 2007-09-06 Richard Guenther <rguenther@suse.de>
36 PR tree-optimization/33302
37 * domwalk.c (walk_dominator_tree): The exit block is
38 interesting even if it is not reachable.
40 2007-09-06 Richard Sandiford <richard@codesourcery.com>
43 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
45 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
47 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
50 2007-09-05 Ian Lance Taylor <iant@google.com>
52 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
54 (dump_generic_node): Likewise.
55 * print-rtl.c (print_decl_name): Likewise.
56 * print-tree.c (print_node_brief): Likewise.
57 (print_node): Likewise.
58 * Makefile.in (RTL_BASE_H): Add alias.h.
61 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
63 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
65 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
66 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
68 2007-09-06 Jie Zhang <jie.zhang@analog.com>
70 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
71 (tm_defines): Define UCLIBC_DEFAULT to 1.
72 (extra_options): Add linux.opt.
73 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
74 (CRT_CALL_STATIC_FUNCTION): Likewise.
75 (NO_IMPLICIT_EXTERN_C): Likewise.
76 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
77 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
78 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
79 (ENDFILE_SPEC): Don't define.
81 (CRT_CALL_STATIC_FUNCTION): Likewise.
82 (NO_IMPLICIT_EXTERN_C): Likewise.
83 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
84 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
86 2007-09-06 Jan Hubicka <jh@suse.cz>
88 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
91 2007-09-06 Jan Hubicka <jh@suse.cz>
93 * opts.c (common_handle_option): Enable inlining functions for
96 2007-09-06 Jakub Jelinek <jakub@redhat.com>
98 * builtin-attrs.def (ATTR_NONNULL_3): New.
99 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
100 ATTR_NOTHROW_NONNULL_##FA.
101 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
102 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
103 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
104 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
105 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
106 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
107 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
109 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
110 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
111 ATTR_FORMAT_NOTHROW_3_4): Remove.
112 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
113 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
114 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
115 instead of ATTR_FORMAT_*_*.
117 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
119 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
120 parts re-used for REG_FRAME_RELATED_EXPR.
122 2007-09-05 Janis Johnson <janis187@us.ibm.com>
124 * optabs.c (expand_float): Convert unsigned integer as signed only
125 if it provides sufficient accuracy; add mode argument to real_2expN.
126 (expand_fix): Fix comment typos; extend binary float into mode
127 wider than destination for converion to unsigned integer; add mode
128 argument to real_2expN.
129 * real.c (real_2expN): Add mode argument to special-case decimal
131 * real.h (real_2expN): Ditto.
132 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
134 (fixed_from_string): Ditto.
135 (fixed_to_decimal): Ditto.
136 (fixed_convert_from_real): Ditto.
137 (real_convert_from_fixed): Ditto.
138 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
139 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
140 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
141 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
143 2007-09-05 Ian Lance Taylor <iant@google.com>
145 * init-regs.c (initialize_uninitialized_regs): Call
146 emit_insn_before rather than add_insn_before.
148 2007-09-05 Jakub Jelinek <jakub@redhat.com>
150 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
151 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
152 * tree-inline.h (copy_body_data): Add call_expr field.
153 * tree-inline.c (expand_call_inline): Initialize call_expr.
154 (copy_bb): Append anonymous inline fn arguments to arguments
155 when inlining a CALL_EXPR_VA_ARG_PACK call.
156 * builtins.c (expand_builtin): Issue an error if
157 BUILT_IN_VA_ARG_PACK is seen during expand.
158 (fold_call_expr, fold_builtin_call_array): Don't fold
159 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
160 __builtin_va_arg_pack () call as last argument.
161 * gimplify.c (gimplify_call_expr): If last argument to a vararg
162 function is __builtin_va_arg_pack (), decrease number of call
163 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
164 * expr.c (expand_expr_real_1): Issue an error if
165 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
166 * tree-pretty-print.c (dump_generic_node): Handle printing
167 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
168 * doc/extend.texi (__builtin_va_arg_pack): Document.
170 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
172 PR tree-optimization/21513
173 * builtins.c (build_builtin_expect_predicate): New function.
174 (fold_builtin_expect): Add argument for expected value.
175 Distribute __builtin_expect over short-circuiting operations.
176 Fold nested builtin_expects.
177 (fold_builtin_2): Adjust call to fold_builtin_expect.
179 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
182 PR tree-optimization/13756
183 * doc/invoke.texi (Options That Control Optimization): Document
186 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
188 * gcc/config/i386/cpuid.h: New file.
189 * gcc/config/i386/driver-i386.c: Include cpuid.h.
190 (describe_cache): Shrink size and line strings to 100 bytes.
191 (detect_caches_amd): Return "" for unsupported max_ext_level.
192 Use __cpuid function.
193 (detect_caches_intel): Return "" for unsupported max_level.
194 Use __cpuid function.
195 (host_detect_local_cpu): Change feature flag variables to
196 unsigned int. Initialize only extended feature flag variables.
197 Use __get_cpuid_max to determine max supported cpuid level.
198 Use __cpuid function to determine supported features. Fix
199 calculation of family id. Remove is_amd and check signature
200 directly. Check for Geode signature. Handle family 4 id.
201 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
202 cpu discovery code to lower part of the function.
203 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
204 for sub-architecture.
205 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
206 [PROCESSOR_K8]: Add k8-sse3 architecture.
207 [PROCESSOR_NOCONA]: Remove.
208 [PROCESSOR_GENERIC64]: Ditto.
209 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
210 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
211 to check for SSE and FXSAVE support.
212 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
213 Add -minline-all-stringops.
214 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
217 2007-09-05 Jie Zhang <jie.zhang@analog.com>
219 * config/bfin/linux-unwind.h: New file.
220 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
221 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
223 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
225 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
226 * stmt.c: Include alloc-pool.h.
227 (struct case_node): Remove GTY marker.
228 (add_case_node): New parameter case_node_pool. Use it for
230 (expand_case): New allocation pool case_node_pool. Initialize it,
231 pass to add_case_node and free it.
233 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
234 David Ung <davidu@mips.com>
235 Nigel Stephens <nigel@mips.com>
237 Add mips16/nomips16 function attributes and -mflip-mips16 option
238 for testing mixed-mode compilation.
240 * config/mips/mips.opt (mflip-mips16): New.
242 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
243 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
245 * config/mips/mips.c (mips_base_target_flags): New.
246 (mips_base_mips16): New.
247 (mips_base_schedule_insns): New.
248 (mips_base_reorder_blocks_and_partition): New.
249 (mips_base_align_loops): New.
250 (mips_base_align_jumps): New.
251 (mips_base_align_functions): New.
252 (mips16_flipper): New.
253 (mips_attribute_table): Add "mips16" and "nomips16" entries.
254 (TARGET_SET_CURRENT_FUNCTION): Define.
255 (mips_mips16_type_p, mips_nomips16_type_p): New.
256 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
257 (mips_function_ok_for_sibcall): Make it deal with functions with
259 (mips_init_split_addresses): New, split out from override_options.
260 (mips_init_relocs): New, split out from override_options.
262 (mips_set_mips16_mode): New, split out from override_options.
263 (mips_set_current_function): New.
264 (override_options): Add sorry for unsupported mips16/pic
265 combination. Remove error for mips16/dsp combination. Save
266 base option settings.
267 (mips_file_start): Move mips16 mode setting output from here....
268 (mips_output_function_prologue): ....to here.
269 (mips_output_mi_thunk): Check for mips16 function.
270 (build_mips16_function_stub): Don't set .mips16 here.
271 (build_mips16_call_stub): Likewise.
272 (mips_expand_builtin): Error in mips16 mode.
273 (mips_use_mips16_mode_p): New.
274 (mips_encode_section_info): Check for mips16 function, and set
275 SYMBOL_REF_FLAGS accordingly.
277 * doc/extend.texi (Function Attributes): Document new
278 mips16/nomips16 attributes.
279 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
280 (MIPS Options): Document -mflip-mips16.
282 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
284 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
285 if we encounter TLS address in MIPS16 mode.
286 (mips_legitimize_const_move): Check cannot_force_const_mem for
287 the (const (plus symbol offset)) case; this forces invalid TLS
288 address in MIPS16 mode to be caught by the above call to sorry.
289 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
290 because that now enables emutls, which is not ABI compatible
291 with native TLS in non-MIPS16 mode.
293 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
295 Add target hook invoked when cfun changes.
297 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
298 * target.h (struct gcc_target): Add set_current_function.
299 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
300 (TARGET_INITIALIZER): Add initializer for set_current_function.
301 * tree.h (push_struct_function): New.
302 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
305 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
307 (push_function_context_to): Use allocate_struct_function
308 to create null context, not init_dummy_function_start. Use set_cfun.
309 (pop_function_context_from): Use set_cfun.
310 (in_dummy_function): New.
311 (invoke_set_current_function_hook): New.
313 (push_cfun, pop_cfun): Use set_cfun.
314 (push_struct_function): New.
315 (allocate_struct_function): Call invoke_set_current_function_hook
317 (prepare_function_start): Don't set cfun here. Remove unused
318 argument; fix all callers.
319 (init_dummy_function_start): Fiddle with in_dummy_function. Call
320 push_struct_function.
321 (init_function_start): Set cfun here.
322 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
323 * omp-low.c (create_omp_child_function): Use push_struct_function
324 and pop_cfun to save/restore state.
325 (expand_omp_parallel): Remove unused saved_cfun variable.
326 * cgraphunit.c (ipa_passes): Use set_cfun.
327 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
328 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
329 * matrix-reorg.c (transform_allocation_sites): Likewise.
330 (matrix_reorg): Use set_cfun.
331 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
332 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
333 assignment to cfun; use set_cfun for the other.
334 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
335 (dump_function_to_file): Use push_cfun/pop_cfun here.
336 * c-decl.c (finish_function): Use set_cfun.
338 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
340 * regrename.c (rerename_optimize): Use deferred rescanning and
341 insert explicit calls to rescan insns when changed.
343 2007-09-05 Jan Hubicka <jh@suse.cz>
345 * optabs.c (libfunc_entry): Change optab to integer.
346 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
347 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
348 of pointers for hashing.
350 2007-09-05 Jan Hubicka <jh@suse.cz>
352 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
354 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
355 * see.c (pass_see): Likewise.
356 * tracer.c (pass_tracer): Likewise.
357 * postreload-gcse.c (pass_gcse2): Likewise.
358 * postreload.c (pass_postreload_cse): Likewise.
359 * mode-switching.c (pass_mode_switching): Likewise.
360 * modulo-sched.c (pass_sms): Likewise.
361 * cse.c (cse_insn): Likewise.
362 * web.c (pass_web): Likweise.
363 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
364 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
365 * loop-init.c (pass_rtl_loop_init): Likewise.
366 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
367 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
368 * global.c (pass_global_alloc): Likewise.
369 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
370 pass_if_after_reload): Likewise.
371 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
372 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
373 * regmove.c (pass_regmove): Likewise.
374 * function.c (pass_thread_prologugues_epilogues): Likewise.
375 * gcse.c (pass_gcse): Likewise.
376 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
377 * lower-subreg.c (pass_lower_subreg2): Likewise.
378 * bt-load.c (pass_branch_target_load): Likewise.
379 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
380 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
381 * combine.c (pass_combine): Likewise.
382 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
383 (pass_partition_blocks): Likewise.
384 * var-tracking.c (pass_variable_track): Likewise.
385 * reg-stack.c (pass_stack_regs_run): Likewise.
386 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
387 * passes.c (pass_postreload): Likewise.
388 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
389 * tree-pass.h (TODO_verify_rtl_sharing): New.
390 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
391 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
392 TODO_set_props, TODO_df_finish, TODO_df_verify,
393 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
395 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
397 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
398 fold_real_zero_addition_p, reorder_operands_p,
399 div_if_zero_remainder, fold_undefer_overflow_warnings,
400 int_binop_types_match_p, fold_convert_const_int_from_int,
401 fold_convert_const_int_from_real,
402 fold_convert_const_int_from_fixed,
403 fold_convert_const_real_from_real,
404 fold_convert_const_real_from_fixed,
405 fold_convert_const_fixed_from_fixed,
406 fold_convert_const_fixed_from_int,
407 fold_convert_const_fixed_from_real, maybe_lvalue_p,
408 fold_checksum_tree, fold_check_failed, print_fold_checksum,
409 debug_fold_checksum, multiple_of_p): Constify.
410 * tree-flow-inline.h (get_lineno): Likewise.
411 * tree-flow.h (get_lineno): Likewise.
412 * tree-object-size.c (compute_object_offset, addr_object_size,
413 alloc_object_size, pass_through_call): Likewise.
414 * tree-pretty-print.c (op_symbol, print_call_name,
415 print_struct_decl, do_niy): Likewise.
416 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
417 debug_fold_checksum): Likewise.
419 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
422 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
423 note, remove the associated REG_RETVAL note.
425 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
427 * config.gcc (powerpc*-*-*): Install
428 spu2vmx.h, vec_types.h, and si2vmx.h headers.
429 * config/rs6000/spu2vmx.h: New header.
430 * config/rs6000/si2vmx.h: New header.
431 * config/rs6000/vec_types.h: New header.
433 2007-09-05 Ben Elliston <bje@au.ibm.com>
435 * varasm.c (initializer_constant_valid_p): Fix comment typo.
437 2007-09-05 Ben Elliston <bje@au.ibm.com>
439 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
441 (__stdcx): Make asm volatile.
442 (__stwcx, __stdcx): Return only 0 or 1.
444 2007-09-05 Jan Hubicka <jh@suse.cz>
448 2007-09-04 Jan Hubicka <jh@suse.cz>
449 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
451 2007-09-04 Richard Guenther <rguenther@suse.de>
452 * tree-ssa-operands.c (add_virtual_operand): Only mark
453 stores as has_volatile_ops if alias information is not available.
455 2007-09-05 Jakub Jelinek <jakub@redhat.com>
457 * config/rs6000/tramp.asm: Include config.h.
458 Check __PIC__ or __pic__ macro instead of SHARED.
460 PR rtl-optimization/32300
461 * see.c (see_copy_insn): New function.
462 (see_def_extension_not_merged, see_merge_one_use_extension,
463 see_merge_one_def_extension): Use it. Avoid changing
464 PREV_INSN/NEXT_INSN chains directly, insted emit insns
465 into sequences. Call df_insn_delete on temporary insns
466 that won't be emitted into the insn stream.
467 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
468 and run df_process_deferred_rescans () before run_fast_dce.
470 PR tree-optimization/33017
471 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
472 recurse for pure or const function calls.
474 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
476 * c-format.c: Include alloc-pool.h.
477 (check_format_info_main): New argument fwt_alloc. Use allocation
478 pool instead of GC. Remove GC deallocation code.
479 (check_format_arg): Create allocation pool, pass it to
480 check_format_info_main and free it afterwards.
481 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
483 2007-09-05 Ben Elliston <bje@au.ibm.com>
485 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
486 Rename count macro arugment for clarity.
487 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
488 (__protected_stream_set): Likewise, pass 0.
490 2007-09-04 Jan Hubicka <jh@suse.cz>
492 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
494 2007-09-04 Jan Hubicka <jh@suse.cz>
496 * invoke.texi (-finline-small-functions): Document.
497 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
498 when deciding what is inlinable.
499 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
500 (cgraph_decide_inlining_of_small_function): Handle new flags.
501 (cgraph_decide_inlining_incrementally): Likewise.
502 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
503 * common.opt (finline-small-functions): New.
504 * Makefile.in (build/gengtype.o-warn): Work around PR29478
506 2007-09-04 Richard Guenther <rguenther@suse.de>
508 * tree-ssa-operands.c (add_virtual_operand): Only mark
509 stores as has_volatile_ops if alias information is not available.
511 2007-09-04 Andrew Haley <aph@redhat.com>
513 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
515 2007-09-04 Andrew Haley <aph@redhat.com>
517 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
518 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
519 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
521 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
524 * common.opt: Mention ABI version 2 in comment.
526 2007-09-04 Jan Hubicka <jh@suse.cz>
528 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
529 (libfunc_entry): New structure.
530 (libfunc_hash): New hashtable.
531 (hash_libfunc): New function.
532 (eq_libfunc): New function.
533 (convert_optab_libfunc): New function.
534 (optab_libfunc): New function.
535 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
536 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
537 expand_float, expand_fix, new_optab, new_convert_optab):
538 Update for new libfunc API.
539 (init_libfunc, init_integral_libfuncs,
540 init_floating_libfuncs, init_interclass_conv_libfuncs
541 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
542 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
543 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
544 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
545 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
546 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
547 gen_extend_conv_libfunc): New.
548 (init_one_libfunc): Revamp for hashtables.
549 (set_conv_libfunc): Likewise.
550 (init_optabs): Initialize hashtable; use lazy initialization where
552 * optabs.h (optab_handlers): Move out of GGC.
553 (optab, convert_optab): Move out of GGC; add lazy gen info.
554 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
555 (optab_libfunc, convert_optab_libfunc): New.
556 * builtins.c (expand_builtin_powi): Update for new API.
557 * expr.c (convert_move): Likewise.
558 * expmed.c (expand_divmod): Likewise.
560 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
562 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
563 GOT pointer only if there is a constant pool. Use the allocated space
566 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
568 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
571 2007-09-04 Revital Eres <eres@il.ibm.com>
572 Richard Guenther <rguenther@suse.de>
573 R. Clint Whaley <whaley@cs.utsa.edu>
575 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
577 * tree-tailcall.c (process_assignment): Use -fassociative-math
578 when reodering operands of floating-point type.
579 * fold-const.c (fold_comparison, fold_binary): Use
580 -fassociative-math and -freciprocal-math instead of
581 -funsafe-math-optimization flag.
582 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
583 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
584 -freciprocal-math instead of -funsafe-math-optimizations.
585 * opts.c (set_fast_math_flags): Set -freciprocal-math and
586 -fassociative-math when -ffast-math is set.
587 (set_unsafe_math_optimizations_flags): New Function
588 to set -freciprocal-math and -fassociative-math when
589 -funsafe-math-optimizations is set.
590 (common_handle_option): Call it.
591 * tree-vectorizer.c (vect_is_simple_reduction): Use
592 -fassociative-math when doing reduction on floats.
593 * loop-unroll.c (analyze_insn_to_expand_var): Use
594 -fassociative-math when expanding an accumulator of type float.
595 * simplify-rtx.c (simplify_binary_operation_1): Use
596 -fassociative-math and -freciprocal-math when reordeing operands
597 of floating-point type.
598 * combine.c (combine_simplify_rtx): Likewise.
599 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
601 * common.opt (-fassociative-math, -freciprocal-math): New flags.
603 2007-09-04 Paolo Carlini <pcarlini@suse.de>
606 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
608 2007-09-04 Jan Hubicka <jh@suse.cz>
610 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
612 2007-09-04 Jan Hubicka <jh@suse.cz>
614 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
615 and corresponding MATCH_DUP.
617 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
620 * combine.c (subst): Do not try to simplify X if it represents load
621 of FP constant from the constant pool via float extension.
623 2007-09-04 Ben Elliston <bje@au.ibm.com>
625 * c-opts.c: Include "tm_p.h".
626 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
628 2007-09-04 Richard Guenther <rguenther@suse.de>
630 PR tree-optimization/33291
631 * tree-pretty-print.c (dump_generic_node): Dump all
632 qualifiers for pointer types, not only first. Dump
633 qualifiers for aggregate types as well.
634 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
635 use the canonical type for building ARRAY_REFs.
636 * gimplify.c (canonicalize_addr_expr): Clean up. The
637 correct validness check is compatibility of the pointer
638 types. Always use the canonical type for building
639 ARRAY_REFs and ADDR_EXPRs.
640 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
641 change that disabled propagation of ADDR_EXPRs into statements
644 2007-09-03 Zack Weinberg <zack@codesourcery.com>
646 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
647 (umulsi3_highpart): Make into expanders; existing insns are
648 now named *[insn]_nov6. Add stars to existing [insn]_v6
651 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
653 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
654 (unprotoize.o): Remove SHLIB_MULTILIB.
656 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
658 * doc/extend.texi: Document progmem attribute for AVR.
660 2007-09-03 Anatoly Sokolov <aesok@post.ru>
663 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
665 2007-09-03 Zack Weinberg <zack@codesourcery.com>
667 * optabs.c (expand_ffs): Initialize val and defined_at_zero
670 * optabs.c: Remove unnecessary forward declarations.
671 (expand_unop_direct): New, broken out of expand_unop.
672 (expand_doubleword_clz): New.
673 (expand_ctz): Move above expand_ffs. Use
674 start_sequence, end_sequence, add_equal_note, and
675 expand_unop_direct. Add more commentary.
676 (expand_ffs): Try both ctz optab and expand_ctz.
677 Generate a test and branch if the hardware doesn't give us
678 a useful value for input zero. Style improvements similar to
681 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
683 2007-09-03 Zack Weinberg <zack@codesourcery.com>
685 * config.gcc: Delete stanza for arm-semi-aof and
686 armel-semi-aof targets.
687 * config/arm/arm-protos.h
689 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
690 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
691 delete aof_pic_label and remove mention of AOF in comments.
692 * config/arm/arm.md: Delete patterns used only for AOF assembly.
694 * config/arm/semiaof.h
695 * config/arm/t-semi: Delete file.
697 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
699 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
700 CONST_CAST_BB): New macros for type-specific casts.
701 (CONST_CAST): Add a TYPE parameter and define it in terms of
704 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
705 * c-lex.c (cb_ident, lex_string): Likewise,
706 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
707 * config/i386/i386.c (ix86_function_regparm,
708 ix86_function_sseregparm): Use CONST_CAST_TREE.
709 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
711 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
712 give_switch, set_multilib_dir): Likewise,
713 * gengtype-parse.c (string_seq, typedef_name): Likewise,
714 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
715 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
716 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
717 * prefix.c (update_path): Likewise,
718 * pretty-print.c (pp_base_destroy_prefix): Likewise,
719 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
720 * tree-cfg.c (tree_can_merge_blocks_p,
721 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
722 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
723 * tree.c (build_string): Supply a TYPE for CONST_CAST.
724 (attribute_list_contained): Use CONST_CAST_TREE.
726 2007-09-03 Krister Walfridsson <cato@df.lth.se>
728 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
730 2007-09-03 Richard Sandiford <richard@codesourcery.com>
733 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
734 before forcing them into a register.
736 2007-09-03 Richard Sandiford <richard@codesourcery.com>
738 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
739 rather than define_code_macro.
741 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
743 * gcc.c (xputenv): New function.
744 (putenv_from_prefixes): Use xputenv instead of putenv.
745 (process_command): Use xputenv instead of putenv.
746 (set_collect_gcc_options): Use xputenv instead of putenv.
747 (main): Use xputenv instead of putenv.
749 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
751 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
752 availability of swap instruction.
753 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
755 2007-09-03 Revital Eres <eres@il.ibm.com>
757 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
760 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
761 Ayal Zaks <zaks@il.ibm.com>
762 Revital Eres <eres@il.ibm.com>
764 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
765 compute_split_row): New functions.
766 (ps_unschedule_node): Remove.
767 (normalize_sched_times): Iterate over the already scheduled
768 insns instead of the number of nodes.
769 (MAX_SPLIT_NUM): New definition.
770 (sms_schedule_by_order): Change the scheduling heuristic to
771 avoid useless increases of initiation interval ii.
772 (get_sched_window): Add dump printouts.
774 2007-09-02 David Daney <ddaney@avtrex.com>
776 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
777 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
778 (optab, insn): Add more attributes.
779 (fetchop_bit): New code macro.
780 (immediate_insn): New code macro attribute.
781 (sync): Change condition to ISA_HAS_SYNC.
782 (rdhwr): Change predicate for operand 0 to register_operand.
783 (memory_barrier): New expand.
784 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
785 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
786 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
787 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
788 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
789 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
790 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
791 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
792 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
794 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
795 Hans-Peter Nilsson <hp@axis.com>
797 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
798 Defined to describe availability and behavior of CLZ.
799 * config/cris/cris.md (clzsi2): Implement using lz instruction.
800 * config/cris/cris.opt: Tweak comment for "-metrax4".
801 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
802 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
803 (count_leading_zeros): Define.
805 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
807 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
809 2007-09-02 Joseph Myers <joseph@codesourcery.com>
812 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
815 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
817 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
818 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
819 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
820 sched-deps.c, sched-int.h, system.h, target.h,
821 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
822 tree.def: Fix comment typos.
824 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
826 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
827 (override_options): Turn on -mstrict-align on non-ColdFire
829 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
831 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
833 * c-common.c (const_strip_array_types): Delete.
834 * c-common.h (const_strip_array_types): Likewise.
835 * emit-rtl.c (const_next_insn, const_previous_insn,
836 const_next_nonnote_insn, const_prev_nonnote_insn,
837 const_next_real_insn, const_prev_real_insn,
838 const_next_active_insn, const_prev_active_insn, const_next_label,
839 const_prev_label): Delete.
840 * gimple-low.c (block_may_fallthru): Use expr_last.
841 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
842 * rtl.h (const_previous_insn, const_next_insn,
843 const_prev_nonnote_insn, const_next_nonnote_insn,
844 const_prev_real_insn, const_next_real_insn,
845 const_prev_active_insn, const_next_active_insn, const_prev_label,
846 const_next_label): Delete.
847 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
848 * system.h (CONST_CAST): Update comment.
849 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
850 (const_first_stmt, const_last_stmt): Delete.
851 (tree_block_ends_with_condjump_p): Use last_stmt.
852 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
853 * tree-iterator.c (const_expr_first, const_expr_last,
854 const_expr_only): Delete.
855 * tree.c (const_lookup_attribute): Likewise.
856 (attribute_list_contained): Use lookup_attribute.
857 * tree.h (const_lookup_attribute, const_expr_first,
858 const_expr_last, const_expr_only): Delete.
860 2007-09-01 Richard Guenther <rguenther@suse.de>
862 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
863 instead of TREE_THIS_VOLATILE.
864 * tree-ssa-operands.c (add_virtual_operand): Do not set
865 has_volatile_ops. Do not check s_ann for NULL.
866 (get_indirect_ref_operands): Likewise.
867 (get_expr_operands): Likewise. For all reference trees
868 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
869 check base of reference for TREE_THIS_VOLATILE.
871 2007-09-01 Richard Guenther <rguenther@suse.de>
873 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
874 between integral types. Also allow conversions between
877 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
879 * optabs.c (prepare_float_lib_cmp): Use
880 libgcc_cmp_return_mode instead of word_mode.
881 * config/dfp-bit.h: Likewise.
882 * config/fp-bit.h: Likewise.
883 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
885 (spu_libgcc_shift_count_mode): New function.
886 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
887 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
889 2007-08-31 Joseph Myers <joseph@codesourcery.com>
891 * tree-pretty-print.c: Include output.h.
892 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
893 HOST_WIDE_INT_PRINT_DEC.
894 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
896 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
898 PR rtl-optimization/33224
899 * loop-iv.c (latch_dominating_def): Check that the definition belongs
900 to the analysed region.
902 2007-08-31 Richard Guenther <rguenther@suse.de>
904 * function.c (allocate_struct_function): Do not set
905 current_function_returns_pointer.
906 * function.h (struct var_refs_queue): Remove.
907 (struct simple_obstack_stack): Likewise.
908 (struct function): Remove fixup_var_refs_queue member.
909 Remove returns_pointer flag.
910 (current_function_returns_pointer): Remove define.
912 2007-08-31 Nick Clifton <nickc@redhat.com>
914 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
915 secondary keys in order to obtain a stable sort.
917 2007-08-31 Nick Clifton <nickc@redhat.com>
920 * config/m32r/constraints.md: Add W constraint for integer zero.
921 * config/m32r/m32r.md (get_pc): Use W and i constraints.
922 Fix length calculation by using alternatives.
924 2007-08-31 Richard Sandiford <richard@codesourcery.com>
926 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
927 split out from expand_binop.
928 (avoid_expensive_constant): New function.
929 (expand_binop_directly): Remove commutative_op argument and
930 (expand_binop_directly): Remove commutative_op argument and
931 call cummutative_optab_p instead. Do not change op0 or op1
932 when swapping xop0 and xop1. Apply avoid_expensive_constant
933 to each argument after potential swapping. Enforce the
934 canonical order of commutative operands.
935 (expand_binop): Use shift_optab_p and commutative_optab_p.
936 Update the calls to expand_binop_directly. Only force constants
937 into registers when widening an operation. Only swap operands
938 once a direct expansion has been rejected.
939 (expand_twoval_binop): Only force constants into registers when
940 using a direct expansion.
942 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
944 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
945 (sched_analyze_insn): Don't postprocess speculative dependencies when
946 target has no scheduling.
947 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
948 'uninitialized' warning.
950 2007-08-31 Richard Guenther <rguenther@suse.de>
952 * tree.c (build_complex_type): Always set TYPE_NAME for
955 2007-08-31 Olivier Hainque <hainque@adacore.com>
957 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
958 internal macro. Default alignment factor for csect directives, chosen
959 to match what BIGGEST_ALIGNMENT allows.
960 (DATA_SECTION_ASM_OP): Use it.
961 * config/rs6000/rs6000.c
962 (rs6000_xcoff_output_readonly_section_asm_op):
963 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
964 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
966 2007-08-31 Olivier Hainque <hainque@adacore.com>
968 * dbxout.c (dbxout_block): Move declaration within the first
969 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
970 block to include the definition, together with the associated
973 2007-08-31 David Edelsohn <edelsohn@gnu.org>
974 Revital Eres <eres@il.ibm.com>
976 * doc/invoke.texi (-mpaired): Document flag.
977 * config.gcc: Include paired.h in powerpc extra_headers and
978 750cl.h in powerpc-*-linux*paired*.
979 * config/rs6000/rs6000.opt (-mpaired): New flag.
980 * config/rs6000/rs6000.c (paired_init_builtins,
981 paired_expand_builtin, paired_expand_lv_builtin,
982 paired_expand_stv_builtin, paired_expand_predicate_builtin):
983 New functions to support the paired single builtin functions.
984 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
985 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
987 (bdesc_paired_preds): New structure for paired predicate
989 (rs6000_expand_builtin): Expand paired single builtins.
990 (rs6000_init_builtins): Init paired single builtins.
991 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
992 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
993 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
994 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
995 (rs6000_vector_mode_supported_p): Support paired vector mode.
996 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
997 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
999 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
1000 (DATA_ALIGNMENT): Likewise.
1001 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
1002 (rs6000_builtins): Add PAIRED builtins.
1003 * config/rs6000/rs6000.md: Include paired.md.
1004 * config/rs6000/paired.h: New.
1005 * config/rs6000/paired.md: New.
1006 * config/rs6000/750cl.h: New.
1007 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
1009 2007-08-30 Ollie Wild <aaw@google.com>
1011 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
1012 * gcc.c (default_compilers): Add -fno-directives-only to
1013 @assembler-with-cpp.
1015 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
1019 * regclass.c (initial_fixed_regs): Revert previous change and make
1021 (initial_call_used_regs): Likewise.
1022 (initial_call_really_used_regs): Delete, reverting previous addition.
1023 (initial_reg_names): Likewise.
1024 (init_reg_sets): Revert previous change.
1025 (saved_fixed_regs): New.
1026 (saved_call_used_regs): New.
1027 (saved_call_really_used_regs): New.
1028 (saved_reg_names): New.
1029 (save_register_info): New.
1030 (restore_register_info): New.
1031 (init_reg_sets_1): Replace reset of register info with call to
1032 restore_register_info.
1033 * rtl.h (save_register_info): Declare.
1034 * toplev.c (backend_init): Call save_register_info.
1036 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1038 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
1039 from the original statement.
1041 2007-08-30 Chao-ying Fu <fu@mips.com>
1043 * c-lex.c (interpret_fixed): Declare.
1044 (interpret_float): Process _Fract and _Accum.
1045 (interpret_fixed): New function.
1046 * final.c (output_addr_const): Process CONST_FIXED.
1047 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
1048 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
1050 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
1052 (simplify_immed_subreg): Support CONST_FIXED.
1053 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1054 (simplify_subreg): Support CONST_FIXED.
1056 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1058 * config/rs6000/ppu_intrinsics.h: New file.
1059 * config.gcc (powerpc*-*-* <extra_headers>): Install
1062 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1064 * cfg.c (dump_flow_info): Change to also print entry and exit
1066 * print-rtl.c (print_rtl_single): Allow to print rtl with
1069 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1071 * df-core.h (df_dump_region): New function.
1072 * df.h (df_dump_region): New function.
1073 * loop-invariant.c (find_defs): Add call to df_dump_region.
1074 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
1077 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1080 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
1081 true if any of the compare_section_name calls returned true,
1082 rather than if any returned false.
1084 2007-08-30 Richard Guenther <rguenther@suse.de>
1086 PR tree-optimization/33199
1087 * tree-ssa-structalias.c (handle_lhs_call): New function.
1088 (find_func_aliases): In non-IPA mode make sure that for
1089 calls that return a pointer we add a constraint for the
1090 result to point to anything.
1092 2007-08-30 Richard Guenther <rguenther@suse.de>
1094 * doc/invoke.texi (-mveclibabi): Document new target option.
1095 * config/i386/i386.opt (-mveclibabi): New target option.
1096 * config/i386/i386.c (ix86_veclib_handler): Handler for
1097 vectorization library support.
1098 (override_options): Handle the -mveclibabi option, initialize
1099 the vectorization library handler.
1100 (ix86_builtin_vectorized_function): As fallback call the
1101 vectorization library handler, if set.
1102 (ix86_veclibabi_acml): New static function for ACML ABI style
1103 vectorization support.
1105 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1107 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
1108 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
1109 SImode and update m. Don't run gen_lowpart_common on arbitrary
1110 memory address, force it to register first.
1113 * dce.c (dce_process_block): Don't delete setters of
1114 artificially used registers.
1116 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1118 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
1119 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
1120 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
1122 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1124 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
1126 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
1127 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
1129 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1131 * system.h: Activate -Wcast-qual as warning-only.
1133 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
1136 * config/rs6000/rs6000.c (compare_section_name): New function.
1137 (rs6000_elf_in_small_data_p): Compare section prefixes instead
1140 2007-08-29 Olivier Hainque <hainque@adacore.com>
1142 * xcoffout.c: #include debug.h.
1143 * Makefile.in (xcoffout.o): Add debug.h dependency.
1145 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
1147 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1148 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
1150 2007-08-29 Richard Guenther <rguenther@suse.de>
1152 * tree-pretty-print.c (dump_generic_node): Print
1153 label DECL_UID as D.%u.
1154 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
1156 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1158 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
1159 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
1161 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
1164 * tree.c (build_type_attribute_qual_variant): Set canonical types
1165 on the final, unqualified attribute variant before building the
1168 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1170 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
1171 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
1173 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1176 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1177 * config/bfin/bfin.md (composev2hi): Put operands into vector
1180 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1182 * config/bfin/bfin.md (composev2hi): Put operands into vector
1185 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1187 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
1188 attribute when appropriate.
1189 (bfin_handle_l1_text_attribute): New.
1190 (bfin_handle_l1_data_attribute): New.
1191 (bfin_attribute_table): Add attributes: l1_text, l1_data,
1192 l1_data_A and l1_data_B.
1193 * doc/extend.texi (node Function Attributes): Document l1_text
1195 (Variable Attributes): Add Blackfin subsection. Document l1_data,
1196 l1_data_A and l1_data_B variable attributes.
1198 2007-08-28 Jie Zhang <jie.zhang@analog.com>
1200 * config/bfin/bfin.opt (minline-plt): Add.
1201 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
1202 call to global functions.
1203 * doc/invoke.texi (Option Summary): Mention -minline-plt.
1204 (Blackfin Options): Document -minline-plt.
1206 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1208 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
1209 given a non-function.
1210 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
1212 2007-08-28 DJ Delorie <dj@redhat.com>
1214 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
1216 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1218 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
1220 2007-08-28 Richard Guenther <rguenther@suse.de>
1222 * tree.h (struct tree_function_decl): Increase size of
1223 function_code bitfield.
1225 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1226 Kazu Hirata <kazu@codesourcery.com>
1228 * gcc/config/m68k/linux.h
1229 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
1230 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
1231 (m68k_return_in_memory): New.
1232 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
1235 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
1238 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1239 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
1240 operand) when top VEC_SELECT extracts scalar element.
1241 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
1242 (*vec_extract_v4sf_mem): Ditto.
1244 2007-08-28 Jakub Jelinek <jakub@redhat.com>
1247 * passes.c (init_optimization_passes): Move pass_df_finish
1248 after pass_postreload sublist.
1250 PR rtl-optimization/33148
1251 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
1252 (neg (lt X 0)) if X has scalar int mode.
1255 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
1256 initializer, use build_vector_from_ctor if possible to create
1257 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
1258 even after this, return NULL.
1260 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
1262 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
1264 2007-08-28 Richard Guenther <rguenther@suse.de>
1266 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
1267 (struct tree_function_decl): Make function_code a bitfield.
1268 Add disregard_inline_limits flag.
1269 * cgraphunit.c (cgraph_process_new_functions): Check
1270 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
1271 (cgraph_preserve_function_body_p): Likewise.
1272 * ipa-inline.c (compute_inline_parameters): Likewise.
1273 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
1274 for GNU C extern inline functions.
1275 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
1276 * tree-inline.c (disregard_inline_limits_p): Remove.
1277 * tree-inline.h (disregard_inline_limits_p): Likewise.
1278 * c-common.c (handle_always_inline_attribute): Set
1279 DECL_DISREGARD_INLINE_LIMITS.
1280 * langhooks.c (add_builtin_function): Verify the function code
1281 fits in the bitfield.
1283 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
1284 Vladimir Yanovsky <yanov@il.ibm.com>
1285 Revital Eres <eres@il.ibm.com>
1286 Andrey Belevantsev <abel@ispras.ru>
1288 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
1290 * modulo-sched.c: Add documentation regarding do-loop.
1291 (doloop_register_get): Change number of arguments to support
1292 the new do-loop pattern and check whether COUNT_REG has no other
1293 occurences in the loop besides in the control part.
1294 (duplicate_insns_of_cycles): Do not duplicate the insn which
1295 changes count_reg as it is already adjusted.
1296 (generate_prolog_epilog): New argument to support the new
1297 do-loop pattern. Change the subtract instruction to use
1298 expand_simple_binop. Call duplicate_insns_of_cycles with new
1300 (sms_schedule): Call doloop_register_get and
1301 generate_prolog_epilog with new argument. Do not handle loops
1302 with single sets insns with subreg in their lhs.
1303 * loop-doloop.c (doloop_optimize): Support for another do-loop
1305 (doloop_condition_get): Gets an instruction instead of a pattern
1306 and change the return condition when the do-loop pattern is
1308 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
1309 deps when considering to not create edges.
1311 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
1313 * doc/extend.texi (gnu_inline funtion attribute): Document C++
1316 2007-08-27 Jason Merrill <jason@redhat.com>
1319 * gimplify.c (gimplify_modify_expr): Discard the assignment of
1320 zero-sized types after calling gimplify_modify_expr_rhs.
1322 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1324 * regclass.c (init_reg_autoinc): Fix typo.
1326 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
1328 Fix PR tree-optimization/33173
1329 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
1331 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
1334 * config/i386/i386.h (VALID_DFP_MODE_P): New.
1335 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
1338 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1339 David Ung <davidu@mips.com>
1340 Nigel Stephens <nigel@mips.com>
1342 Separate target-specific initialization from general
1343 back-end initialization.
1345 * toplev.c (init_alignments): New, split out from...
1346 (process_options): ...here.
1347 (backend_init_target): New, split out from...
1348 (backend_init): ...here.
1349 (lang_dependent_init_target): New, split out from...
1350 (lang_dependent_init): ...here.
1351 (target_reinit): New.
1352 * toplev.h (target_reinit): Declare.
1353 * expr.c (init_expr_target): Renamed from init_expr_once, since it
1354 now can be called more than once. Update comments.
1355 * expr.h (init_expr_target): Likewise.
1356 * alias.c (init_alias_target): Renamed from init_alias_once, since it
1357 now can be called more than once. Explicitly zero
1358 static_reg_base_value.
1359 * emit-rtl.c (init_emit_regs): New, split out from...
1360 (init_emit_once): Here.
1361 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
1362 non-const, so that changes from command-line arguments can overwrite
1363 values provided by the static initializers.
1364 (initial_call_really_used_regs): New, used similarly to the above.
1365 (initial_reg_names): Likewise.
1366 (last_mode_for_init_move_cost): Promoted function-local static to
1367 file-scope static to make it accessible outside init_move_cost.
1368 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
1369 Do not initialize inv_reg_alloc_order yet, either. Do initialize
1370 reg_names since it is needed for parsing command-line options.
1371 (init_move_cost): Use last_mode_for_init_move_cost instead of
1372 function-local static.
1373 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
1374 call_really_used_regs now. Reinitialize reg_names. Also
1375 initialize inv_reg_alloc_order. Zero reg_class_subunion and
1376 reg_class_superunion. Clear losing_caller_save_reg_set.
1377 Preserve global registers if called more than once. Reset
1378 move cost, may_move_in_cost, may_move_out_cost, and
1379 last_mode_for_init_move_cost.
1380 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
1381 can now be invoked more than once. Update comments.
1382 (init_regs): Update comments.
1383 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
1384 and initial_call_really_used_regs, instead of the non-initial
1385 variables. This allows us to save the command-line register settings
1386 after target reinitialization.
1387 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
1388 * rtl.h (init_emit_regs): Declare.
1389 (init_reg_modes_target, init_alias_target): Renamed as described
1391 * reload1.c (init_reload): Update comments.
1392 * optabs.c (init_optabs): Likewise.
1393 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
1395 2007-08-26 Chao-ying Fu <fu@mips.com>
1397 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
1400 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1402 * alias.c (memory_modified_1, memory_modified_in_insn_p):
1404 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
1406 * bb-reorder.c (copy_bb_p): Likewise.
1407 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
1408 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1409 block_ends_with_condjump_p): Likewise.
1410 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
1411 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1412 block_ends_with_condjump_p): Likewise.
1413 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
1414 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
1415 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
1416 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
1417 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
1418 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
1419 debug_true_const_tree instad of debug_true_tree.
1420 * debug.c (do_nothing_debug_hooks): Likewise.
1421 * debug.h (ignore_block, debug_true_const_tree): Constify.
1422 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
1423 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
1424 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
1425 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
1426 dbx_reg_number, is_based_loc, field_type,
1427 simple_type_align_in_bits, simple_decl_align_in_bits,
1428 simple_type_size_in_bits, field_byte_offset, insert_float,
1429 type_tag, member_declared_type, is_redundant_typedef,
1430 secname_for_decl, is_inlined_entry_point): Likewise.
1431 * emit-rtl.c (const_next_insn, const_previous_insn,
1432 const_next_nonnote_insn, const_prev_nonnote_insn,
1433 const_next_real_insn, const_prev_real_insn,
1434 const_next_active_insn, const_prev_active_insn, const_next_label,
1435 const_prev_label): Likewise.
1436 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
1438 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
1439 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
1440 sched_insn_is_legitimate_for_speculation_p): Likewise.
1441 * jump.c (reversed_comparison_code_parts,
1442 reversed_comparison_code, reversed_comparison, condjump_label):
1444 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
1445 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
1447 * rtl.h (const_previous_insn, const_next_insn,
1448 const_prev_nonnote_insn, const_next_nonnote_insn,
1449 const_prev_real_insn, const_next_real_insn,
1450 const_prev_active_insn, const_next_active_insn, const_prev_label,
1451 const_next_label, modified_between_p, modified_in_p,
1452 const_note_storeskeep_with_call_p, condjump_label,
1453 reversed_comparison, reversed_comparison_code,
1454 reversed_comparison_code_parts, memory_modified_in_insn_p,
1455 stack_regs_mentioned): Likewise.
1456 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
1457 keep_with_call_p): Likewise.
1458 * sched-deps.c (deps_may_trap_p, sched_get_condition,
1459 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
1460 sd_lists_size, sd_lists_empty_p): Likewise.
1461 * sched-int.h (sched_insns_conditions_mutex_p,
1462 haifa_classify_insn, no_real_insns_p,
1463 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
1464 sd_lists_size, sd_lists_empty_p): Likewise.
1465 * sdbout.c (sdb_debug_hooks): Likewise.
1466 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
1467 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
1468 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
1470 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
1471 tree_can_throw_internal): Likewise.
1472 * tree-flow-inline.h (phi_nodes): Likewise.
1473 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
1474 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
1475 * tree-gimple.c (const_get_call_expr_in): Likewise.
1476 * tree-gimple.h (const_get_call_expr_in): Likewise.
1477 * tree.c (const_lookup_attribute, attribute_list_equal,
1478 attribute_list_contained): Likewise.
1479 * tree.h (attribute_list_equal, attribute_list_contained,
1480 const_lookup_attribute): Likewise.
1481 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
1483 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1485 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
1486 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
1488 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1491 * config/alpha/constraints.md: Delete "svn:mime-type" property
1492 with svn propdel "svn:mime-type".
1494 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1497 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
1498 non NOTE insn doesn't cross basic block.
1499 (noce_try_abs): Likewise.
1500 (noce_process_if_block): Likewise.
1502 2007-08-26 David Edelsohn <edelsohn@gnu.org>
1505 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
1506 operand without auto-inc-dec.
1507 * config/rs6000/rs6000.md (floatsidf2_internal): Use
1508 offsettable_mem_operand.
1509 (floatunssidf2_internal): Same.
1510 (fix_truncdfsi2_internal): Same.
1511 (floatsidf_ppc64): Same.
1512 (floatunssidf_ppc64): Same.
1513 (fix_trunctfsi2_internal): Same.
1515 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1518 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
1519 pass defines needed for version.c.
1521 2007-08-25 Joseph Myers <joseph@codesourcery.com>
1523 * configure.ac (--debug-prefix-map check): Change assembler
1524 version presumed to have feature to 2.18.
1525 * configure: Regenerate.
1527 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1529 * c-common.c (vector_types_convertible_p,
1530 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
1531 self_promoting_args_p): Constify.
1532 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
1533 c_promoting_integer_type_p, self_promoting_args_p,
1534 anon_aggr_type_p, vector_types_convertible_p): Likewise.
1535 * c-decl.c (anon_aggr_type_p): Likewise.
1536 * * c-dump.c (dump_stmt): Likewise.
1537 * c-objc-common.c (has_c_linkage): Likewise.
1538 * c-tree.h (same_translation_unit_p): Likewise.
1539 * c-typeck.c (null_pointer_constant_p,
1540 tagged_types_tu_compatible_p, function_types_compatible_p,
1541 type_lists_compatible_p, lvalue_or_else, lvalue_p,
1542 comptypes_internal, struct tagged_tu_seen_cache,
1543 same_translation_unit_p, alloc_tagged_tu_seen_cache,
1544 c_size_in_bytes): Likewise.
1545 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
1546 hash_ptr, eq_ptr): Likewise.
1547 * langhooks-def.h (lhd_decl_ok_for_sibcall,
1548 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
1549 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
1550 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
1552 * optabs.c (optab_for_tree_code): Likewise.
1553 * optabs.h (optab_for_tree_code): Likewise.
1554 * rtl.h (simplify_rtx): Likewise.
1555 * simplify-rtx.c (simplify_rtx): Likewise.
1556 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
1557 dump_flag, dump_node): Likewise.
1558 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
1559 queue_and_dump_type, dump_flag): Likewise.
1560 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
1561 * tree-pass.h (dump_node): Likewise.
1562 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
1563 supportable_narrowing_operation): Likewise.
1564 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
1565 supportable_narrowing_operation): Likewise.
1566 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
1567 is_negative_overflow_infinity, is_positive_overflow_infinity,
1568 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
1569 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
1570 update_value_range, add_equivalence, ssa_name_nonnegative_p,
1571 ssa_name_nonzero_p, fp_predicate): Likewise.
1572 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
1573 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
1574 ssa_name_nonnegative_p): Likewise.
1576 2007-08-25 Hans Kester <hans.kester@ellips.nl>
1578 * config.gcc : Add x86_64-elf target.
1580 2007-08-25 Jakub Jelinek <jakub@redhat.com>
1582 * expr.c (store_expr): Fix order of store_by_pieces arguments.
1584 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
1585 Nigel Stephens <nigel@mips.com>
1589 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
1590 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
1591 * expr.c (SET_BY_PIECES_P): Define.
1592 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
1593 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
1594 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
1596 * expr.h (SET_RATIO): Define.
1597 (can_store_by_pieces, store_by_pieces): Update prototypes.
1598 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
1599 can_store_by_pieces/store_by_pieces.
1600 (expand_builtin_memcpy_args): Likewise.
1601 (expand_builtin_strncpy): Likewise.
1602 (expand_builtin_memset_args): Likewise. Also remove special case
1603 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
1604 decide what to do instead.
1605 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
1606 to can_store_by_pieces.
1608 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
1609 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
1611 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
1612 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
1613 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
1614 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
1615 (STORE_BY_PIECES_P): Define.
1617 2007-08-24 Tom Tromey <tromey@redhat.com>
1619 * varpool.c (varpool_last_needed_node): Fix comment typo.
1620 * c-decl.c (duplicate_decls): Fix comment typo.
1621 (clone_underlying_type): Update comment.
1623 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1625 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
1626 alpha_in_small_data_p, alpha_split_complex_arg,
1627 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1629 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
1630 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
1632 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
1633 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1634 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
1635 * config/darwin.c (darwin_binds_local_p): Likewise.
1636 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
1638 * config/i386/i386-protos.h (i386_pe_binds_local_p,
1639 i386_pe_valid_dllimport_attribute_p): Likewise.
1640 * config/i386/i386.c (ix86_function_regparm,
1641 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
1642 x86_can_output_mi_thunk, ix86_mangle_type,
1643 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
1644 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
1645 i386_pe_binds_local_p): Likewise.
1646 * config/ia64/ia64.c
1647 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
1648 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
1649 ia64_invalid_conversion, ia64_invalid_unary_op,
1650 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1652 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
1653 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
1654 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1655 * config/mips/mips.c (mips_use_blocks_for_constant_p,
1656 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
1657 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1658 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
1659 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
1660 * config/pa/pa.c (pa_commutative_p): Likewise.
1661 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
1663 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
1664 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
1665 rs6000_use_blocks_for_constant_p,
1666 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
1667 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1668 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
1669 * config/s390/s390.c (s390_mangle_type,
1670 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
1672 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1673 th_in_small_data_p): Likewise.
1674 * config/sh/sh.c (sh_ms_bitfield_layout_p,
1675 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1677 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
1678 sparc_mangle_type): Likewise.
1679 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
1680 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
1681 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
1683 * hooks.c (hook_bool_mode_const_rtx_false,
1684 hook_bool_mode_const_rtx_true,
1685 hook_bool_const_tree_hwi_hwi_const_tree_false,
1686 hook_bool_const_tree_hwi_hwi_const_tree_true,
1687 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1688 hook_constcharptr_const_tree_null,
1689 hook_constcharptr_const_rtx_null,
1690 hook_constcharptr_const_tree_const_tree_null,
1691 hook_constcharptr_int_const_tree_null,
1692 hook_constcharptr_int_const_tree_const_tree_null): New.
1693 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1694 hook_bool_tree_hwi_hwi_tree_false,
1695 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
1696 hook_int_tree_tree_1, hook_constcharptr_tree_null,
1697 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
1698 hook_constcharptr_int_tree_null,
1699 hook_constcharptr_int_tree_tree_null): Delete.
1700 (default_can_output_mi_thunk_no_vcall): Constify.
1701 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1702 hook_bool_tree_hwi_hwi_tree_false,
1703 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
1704 hook_int_tree_tree_1, hook_constcharptr_tree_null,
1705 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
1706 hook_constcharptr_int_tree_null,
1707 hook_constcharptr_int_tree_tree_null): Delete.
1708 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
1709 hook_bool_const_tree_hwi_hwi_const_tree_false,
1710 hook_bool_const_tree_hwi_hwi_const_tree_true,
1711 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1712 hook_constcharptr_const_tree_null,
1713 hook_constcharptr_const_rtx_null,
1714 hook_constcharptr_const_tree_const_tree_null,
1715 hook_constcharptr_int_const_tree_null,
1716 hook_constcharptr_int_const_tree_const_tree_null): New.
1717 (default_can_output_mi_thunk_no_vcall): Constify.
1718 * integrate.c (function_attribute_inlinable_p): Likewise.
1719 * integrate.h (function_attribute_inlinable_p): Likewise.
1720 * jump.c (rtx_renumbered_equal_p): Likewise.
1721 * output.h (decl_readonly_section, categorize_decl_for_section,
1722 default_use_anchors_for_symbol_p, default_binds_local_p,
1723 default_binds_local_p_1): Likewise.
1724 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
1726 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1727 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
1728 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
1729 TARGET_COMP_TYPE_ATTRIBUTES,
1730 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
1731 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
1732 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
1733 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
1734 TARGET_DWARF_CALLING_CONVENTION): Likewise.
1735 * target.h (can_output_mi_thunk, needs_block_p,
1736 first_cycle_multipass_dfa_lookahead_guard_spec,
1737 vector_alignment_reachable, comp_type_attributes,
1738 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
1739 commutative_p, use_blocks_for_constant_p,
1740 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
1741 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
1742 invalid_within_doloop, valid_dllimport_attribute_p,
1743 split_complex_arg, invalid_arg_for_unprototyped_fn,
1744 invalid_conversion, invalid_unary_op, invalid_binary_op):
1746 * targhooks.c (default_invalid_within_doloop,
1747 hook_invalid_arg_for_unprototyped_fn,
1748 default_builtin_vector_alignment_reachable): Likewise.
1749 (hook_bool_rtx_commutative_p): Delete.
1750 (hook_bool_const_rtx_commutative_p): New.
1751 * targhooks.h (default_invalid_within_doloop,
1752 default_builtin_vector_alignment_reachable,
1753 hook_invalid_arg_for_unprototyped_fn): Constify.
1754 (hook_bool_rtx_commutative_p): Delete.
1755 (hook_bool_const_rtx_commutative_p): New.
1756 * varasm.c (bss_initializer_p, decl_default_tls_model,
1757 categorize_decl_for_section, decl_readonly_section,
1758 default_use_anchors_for_symbol_p, default_binds_local_p,
1759 default_binds_local_p_1): Constify.
1761 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1763 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1764 __NO_BUILTIN if -fno-builtin.
1766 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1768 * config/bfin/bfin.c (print_operand): Report error instead of
1769 ICE for wrong operand.
1771 2007-08-24 Michael Matz <matz@suse.de>
1773 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
1775 2007-08-24 Richard Guenther <rguenther@suse.de>
1778 * tree-ssa.c (useless_type_conversion_p): Split into a
1779 recursive and a non-recursive part.
1780 (useless_type_conversion_p_1): New function.
1781 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
1782 from maybe_fold_offset_to_reference is trivially convertible
1783 to the desired type before doing the simplification.
1785 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1787 * expr.c (store_expr): Optimize initialization of an array
1789 * expr.h (builtin_strncpy_read_str): New prototype.
1790 * builtins.c (builtin_strncpy_read_str): Remove prototype.
1793 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
1796 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
1797 field when initializing if_info structure.
1799 2007-08-24 Richard Guenther <rguenther@suse.de>
1801 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
1803 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
1804 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
1805 * tree-inline.c (inlinable_function_p): Fold in common parts of
1806 the cannot_inline_tree_fn langhook.
1807 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
1808 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
1809 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1810 cannot_inline_tree_fn langhook.
1811 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1812 cannot_inline_tree_fn member.
1814 2007-08-24 Richard Guenther <rguenther@suse.de>
1816 * expr.c (get_inner_reference): Do computation of bitoffset
1817 from offset in a way we can detect overflow reliably.
1819 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1821 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
1823 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1825 * config/bfin/bfin.opt (mfast-fp): Add.
1826 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
1827 libbffastfp override libgcc if -mfast-fp.
1828 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
1829 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
1830 (Blackfin Options): Document -mfast-fp.
1832 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1834 PR tree-optimization/32573
1836 * tree-data-ref.c (initialize_data_dependence_relation): Clear
1837 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
1838 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
1839 (build_classic_dist_vector): Return false rather than true if
1840 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
1841 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
1842 returned false. Don't call save_dist_v before calling
1843 build_classic_dist_vector_1.
1844 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
1845 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
1846 DDR_DIR_VECTS vectors.
1848 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
1850 * configure.ac (leb128): Modify sed statement to work with any
1851 binutils version string.
1852 * configure: Regenerate
1854 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1856 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
1857 Wrap in RTX_CODE macro guard.
1858 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
1859 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
1860 arm_mark_dllimport, arm_pe_encode_section_info,
1861 arm_pe_unique_section): Use ISO-C function declarations.
1862 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
1863 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
1864 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
1866 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
1867 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
1869 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
1871 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
1872 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
1873 (register_move_cost): Use ISO-C function declarations.
1874 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
1875 * config/score/score-protos.h (score_declare_object): Add
1877 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
1879 * final.c (profile_function): Avoid empty if-bodies.
1882 * calls.c (must_pass_in_stack_var_size,
1883 must_pass_in_stack_var_size_or_pad): Constify.
1884 * config/alpha/alpha-protos.h (function_value): Likewise.
1885 * config/alpha/alpha.c (alpha_return_in_memory,
1886 alpha_pass_by_reference, function_value,
1887 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
1888 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1890 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
1891 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1892 TARGET_PROMOTE_PROTOTYPES): Likewise.
1893 * config/arm/arm-protos.h (arm_return_in_memory,
1894 arm_pad_arg_upward, arm_function_value): Likewise.
1895 * config/arm/arm.c (arm_pass_by_reference,
1896 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
1897 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1898 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
1900 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
1901 * config/avr/avr-protos.h (avr_function_value): Likewise.
1902 * config/avr/avr.c (avr_return_in_memory,
1903 gas_output_limited_string, gas_output_ascii, avr_function_value,
1904 avr_return_in_memory): Likewise.
1905 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
1906 * config/bfin/bfin.c (bfin_pass_by_reference,
1907 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
1908 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
1910 * config/cris/cris.c (cris_pass_by_reference,
1911 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
1912 * config/crx/crx.c (crx_return_in_memory): Likewise.
1913 * config/darwin.c (function_base, machopic_function_base_name):
1915 * config/fr30/fr30.c (fr30_must_pass_in_stack,
1916 TARGET_PROMOTE_PROTOTYPES): Likewise.
1917 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
1918 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
1919 * config/i386/i386-protos.h (ix86_return_in_memory,
1920 ix86_sol10_return_in_memory): Likewise.
1921 * config/i386/i386.c (ix86_function_value,
1922 ix86_function_sseregparm, ix86_must_pass_in_stack,
1923 type_natural_mode, classify_argument, examine_argument,
1924 construct_container, ix86_pass_by_reference, function_value_32,
1925 function_value_64, ix86_function_value_1, return_in_memory_32,
1926 return_in_memory_64, return_in_memory_ms_64,
1927 ix86_return_in_memory, ix86_sol10_return_in_memory,
1928 TARGET_PROMOTE_PROTOTYPES): Likewise.
1929 * config/ia64/ia64-protos.h (ia64_function_value,
1930 ia64_hpux_function_arg_padding): Likewise.
1931 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
1932 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
1933 ia64_hpux_function_arg_padding): Likewise.
1934 * config/iq2000/iq2000-protos.h (function_arg,
1935 iq2000_function_value): Likewise.
1936 * config/iq2000/iq2000.c (iq2000_return_in_memory,
1937 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
1938 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1939 function_arg, iq2000_function_value): Likewise.
1940 * config/m32c/m32c-protos.h (m32c_function_value,
1941 m32c_promote_function_return): Likewise.
1942 * config/m32c/m32c.c (m32c_pass_by_reference,
1943 m32c_promote_prototypes, m32c_promote_function_return,
1944 m32c_function_value): Likewise.
1945 * config/m32r/m32r.c (m32r_return_in_memory,
1946 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1947 m32r_in_small_data_p): Likewise.
1948 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
1950 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
1951 m68hc11_function_arg_padding): Likewise.
1952 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
1953 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
1954 m68k_function_value): Likewise.
1955 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
1956 mcore_function_value): Likewise.
1957 * config/mcore/mcore.c (handle_structs_in_regs,
1958 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
1959 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1960 mcore_num_arg_regs, mcore_function_value): Likewise.
1961 * config/mips/mips-protos.h (mips_pad_arg_upward,
1962 mips_function_value): Likewise.
1963 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
1964 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
1965 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1966 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
1967 mips_function_value): Likewise.
1968 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
1970 * config/mmix/mmix.c (mmix_pass_by_reference,
1971 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
1972 mmix_encode_section_info): Likewise.
1973 * config/mn10300/mn10300-protos.h (mn10300_function_value):
1975 * config/mn10300/mn10300.c (mn10300_return_in_memory,
1976 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1977 mn10300_function_value): Likewise.
1978 * config/mt/mt-protos.h (mt_function_value): Likewise.
1979 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
1980 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
1981 * config/pa/pa-protos.h (function_arg_padding, function_value,
1982 pa_return_in_memory): Likewise.
1983 * config/pa/pa.c (pa_pass_by_reference,
1984 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1985 function_arg_padding, function_value, pa_return_in_memory):
1987 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
1988 * config/rs6000/rs6000-protos.h (rs6000_function_value,
1989 function_arg_padding): Likewise.
1990 * config/rs6000/rs6000.c (rs6000_return_in_memory,
1991 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
1992 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
1993 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1994 function_arg_padding, altivec_expand_dst_builtin,
1995 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
1996 altivec_init_builtins, rs6000_common_init_builtins,
1997 rs6000_function_value): Likewise.
1998 * s390/s390-protos.h (s390_function_value): Likewise.
1999 * config/s390/s390.c (s390_function_arg_size,
2000 s390_pass_by_reference, s390_return_in_memory,
2001 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2002 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
2003 * config/score/score-protos.h (score_function_value): Likewise.
2004 * config/score/score.c (score_arg_partial_bytes,
2005 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2006 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
2007 score_pass_by_reference, score_add_offset, score_function_value):
2009 * config/sh/sh-protos.h (sh_attr_renesas_p,
2010 sh_promote_prototypes): Likewise.
2011 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
2012 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
2013 sh_attr_renesas_p): Likewise.
2014 * config/sparc/sparc-protos.h (function_value,
2015 function_arg_padding): Likewise.
2016 * config/sparc/sparc.c (sparc_promote_prototypes,
2017 sparc_return_in_memory, sparc_pass_by_reference,
2018 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
2019 function_arg_record_value_2, function_arg_record_value_1,
2020 function_arg_record_value, function_arg_record_value,
2021 function_arg_padding, function_value): Likewise.
2022 * config/spu/spu-protos.h (spu_function_value): Likewise.
2023 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
2024 spu_function_value): Likewise.
2025 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
2027 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
2028 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
2029 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2031 * config/v850/v850.c (v850_return_in_memory,
2032 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
2033 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
2034 * config/xtensa/xtensa.c (xtensa_return_in_msb,
2035 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
2036 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
2038 * explow.c (promote_mode, hard_function_value): Likewise.
2039 * expr.h (hard_function_value, promote_mode): Likewise.
2040 * function.c (aggregate_value_p): Likewise.
2041 * hooks.c (hook_bool_const_tree_true): New.
2042 * hooks.h (hook_bool_const_tree_true): New.
2043 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
2044 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
2045 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2046 TARGET_RETURN_IN_MSB): Likewise.
2047 * target.h (promote_function_args, promote_function_return,
2048 promote_prototypes, return_in_memory, return_in_msb,
2049 pass_by_reference, must_pass_in_stack, callee_copies,
2050 function_value): Likewise.
2051 * targhooks.c (default_return_in_memory,
2052 hook_pass_by_reference_must_pass_in_stack,
2053 hook_callee_copies_named,
2054 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2055 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2056 default_function_value): Likewise.
2057 * targhooks.h (default_return_in_memory,
2058 hook_pass_by_reference_must_pass_in_stack,
2059 hook_callee_copies_named,
2060 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2061 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2062 default_function_value): Likewise.
2063 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
2064 (equiv_class_label_hash, equiv_class_label_eq): Constify.
2065 * tree-vectorizer.c (bb_in_loop_p): Likewise.
2066 * tree.c (needs_to_live_in_memory): Likewise.
2067 * tree.h (struct tree_type, needs_to_live_in_memory,
2068 aggregate_value_p, must_pass_in_stack_var_size,
2069 must_pass_in_stack_var_size_or_pad): Likewise.
2070 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
2071 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
2072 lookup_filename): Likewise.
2074 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2077 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
2078 fake fcomi i387 instruction for !TARGET_CMOVE.
2079 (ix86_expand_branch): Expand natural sequence with one jump for
2080 all targets, not only TARGET_CMOVE.
2081 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
2082 pattern to implement fake fcomi sequence. Split instruction after
2083 reload to correct compare sequences.
2084 (*cmpfp_xf_cc): Ditto.
2085 (*cmpfp_<mode>_cc): Ditto.
2086 (*cmpfp_u_cc): Ditto.
2087 (*cmpfp_<mode>_cc): Ditto.
2089 2007-08-23 Richard Guenther <rguenther@suse.de>
2091 * tree-pretty-print.c (dump_generic_node): Annotate
2092 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
2094 2007-08-23 Richard Guenther <rguenther@suse.de>
2096 * builtins.c (expand_builtin_mathfn): Wrap argument in
2097 save_expr directly instead of re-building the call.
2098 (expand_builtin_mathfn_2): Likewise.
2099 (expand_builtin_mathfn_3): Likewise.
2100 (expand_builtin_interclass_mathfn): Likewise.
2101 (expand_builtin_int_roundingfn): Set arg.
2102 (expand_builtin_int_roundingfn_2): Likewise.
2104 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
2106 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
2107 *sse_nand<mode>3, *sse_xor<mode>3): New.
2109 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2111 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
2112 * config/i386/i386.c (print_operand): Handle ';' code. Output
2113 semicolon for TARGET_MACHO.
2114 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
2115 emit semicolon after 'lock' prefix.
2116 (sync_double_compare_and_swap<mode>): Ditto.
2117 (*sync_double_compare_and_swapdi_pic): Ditto.
2118 (*sync_compare_and_swap_cc<mode>): Ditto.
2119 (sync_double_compare_and_swap_cc<mode>): Ditto.
2120 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2121 (sync_old_add<mode>): Ditto.
2122 (sync_add<mode>): Ditto.
2123 (sync_sub<mode>): Ditto.
2124 (sync_ior<mode>): Ditto.
2125 (sync_and<mode>): Ditto.
2126 (sync_xor<mode>): Ditto.
2128 2007-08-22 Chao-ying Fu <fu@mips.com>
2130 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
2132 (copy_rtx): Handle CONST_FIXED.
2133 (rtx_equal_p): Likewise.
2134 * rtl.h (fixed_value.h): New include.
2135 (rtx_def): Add a new field of fixed_value to u.
2136 (XCNMPFV): Define for accessing fixed_value.
2137 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
2139 * rtl.def (CONST_FIXED): New constant.
2140 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
2141 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
2142 US_ASHIFT): New codes.
2143 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
2144 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
2145 unsigned_fract_convert, unsigned_sat_fract): Document them.
2146 * varasm.c (assemble_integer): Extend to support fixed-point constants
2147 by using different machine classes.
2148 (decode_addr_const): Handle FIXED_CST.
2149 (const_hash_1): Likewise.
2150 (compare_constant): Likewise.
2151 (copy_constant): Likewise.
2152 (const_rtx_hash_1): Handle CONST_FIXED.
2153 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2154 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2156 (initializer_constant_valid_p): Handle FIXED_CST.
2157 (output_constant): Support FIXED_POINT_TYPE.
2158 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
2159 * cse.c (hash_rtx): Support CONST_FIXED.
2160 (exp_equiv_p): Likewise.
2161 (cannon_reg): Likewise.
2162 (fold_rtx): Likewise.
2163 (equiv_constant): Likewise.
2164 (cse_process_notes_1): Likewise.
2165 (count_reg_usage): Likewise.
2166 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
2167 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
2168 (wrap_constant): Check CONST_FIXED.
2169 (cselib_hash_rtx): Support CONST_FIXED.
2170 (cselib_subst_to_values): Likewise.
2171 * df-scan.c (df_uses_record): Likewise.
2172 * gcse.c (want_to_gcse_p): Likewise.
2173 (oprs_unchanged_p): Likewise.
2174 (oprs_not_set_p): Likewise.
2175 (compute_transp): Likewise.
2176 (extract_mentioned_regs_helper): Likewise.
2177 * genemit.c (gen_exp): Likewise.
2178 * local-alloc.c (equiv_init_varies_p): Likewise.
2179 (contains_replace_regs): Likewise.
2180 (memref_referenced_p): Likewise.
2181 * loop-invariant.c (check_maybe_invariant): Likewise.
2182 (hash_invariant_expr_1): Likewise.
2183 (invariant_expr_equal_p): Likewise.
2184 * postreload-gcse.c (oprs_unchanged_p): Likewise.
2185 * regclass.c (reg_scan_mark_refs): Likewise.
2186 * regrename.c (scan_rtx): Likewise.
2187 * resource.c (mark_referenced_resources): Likewise.
2188 (mark_set_resources): Likewise.
2189 * rtlanal.c (rtx_unstable_p): Likewise.
2190 (rtx_varies_p): Likewise.
2191 (count_occurrences): Likewise.
2192 (reg_mentioned_p): Likewise.
2193 (modified_between_p): Likewise.
2194 (modified_in_p): Likewise.
2195 (volatile_insn_p): Likewise.
2196 (volatile_refs_p): Likewise.
2197 (side_effects_p): Likewise.
2198 (may_trap_p_1): Likewise.
2199 (inequality_comparisons_p): Likewise.
2200 (computed_jump_p_1): Likewise.
2201 (commutative_operand_precedence): Likewise.
2202 * sched-deps.c (sched_analyze_2): Likewise.
2203 * sched-vis.c (print_value): Likewise.
2204 * reload.c (operands_match_p): Likewise.
2205 (subst_reg_equivs): Likewise.
2206 * reload1.c (eliminate_regs_1): Likewise.
2207 (elimination_effects): Likewise.
2208 (scan_paradoxical_subregs): Likewise.
2209 * alias.c (rtx_equal_for_memref_p): Likewise.
2210 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
2211 * emit-rtl.c (const_fixed_htab): New hash table.
2212 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
2214 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
2215 const_fixed_from_fixed_value): New functions.
2216 (verify_rtx_sharing): Handle CONST_FIXED.
2217 (copy_rtx_if_shared_1): Likewise.
2218 (reset_used_flags): Likewise.
2219 (set_used_flags): Likewise.
2220 (copy_insn_1): Likewise.
2221 (init_emit_once): Create const_fixed_htab.
2222 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
2224 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
2226 PR tree-optimization/32949
2227 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
2228 before failing for ivs with non-constant step.
2230 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
2232 * doc/md.texi (Iterators): Renamed from Macros. All contents
2233 changed to reflect rename of respectively define_code_macro and
2234 define_mode_macro to define_code_iterator and define_mode_iterator.
2235 (Mode Iterators, Code Iterators): Similar.
2236 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
2237 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
2238 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
2239 (initialize_iterators, find_iterator, check_code_iterator)
2240 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
2241 (read_mapping, read_rtx_1): Similar.
2242 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
2243 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
2244 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
2245 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
2246 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
2247 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
2248 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
2249 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
2250 config/rs6000/sync.md, config/rs6000/rs6000.md,
2251 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
2252 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
2253 config/vax/vax.md, config/bfin/bfin.md: Similar.
2255 2007-08-22 David Daney <ddaney@avtrex.com>
2257 * doc/install.texi (Testing): Mention testing on a simulator.
2259 2007-08-22 Janis Johnson <janis187@us.ibm.com>
2261 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
2263 * doc/libgcc.texi (Decimal float library routines): Fix formatting
2264 and rearrange floating point conversion functions into different
2267 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2269 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
2270 dfa_post_advance_cycle): New scheduler hooks.
2271 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2272 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
2274 (TARGET_SCHED): Use them.
2275 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2276 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
2277 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
2279 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
2280 function to facilitate debugging.
2281 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
2282 (output_insn_has_dfa_reservation_p): New static function to output
2283 insn_has_dfa_reservation_p ().
2284 (write_automata): Use it.
2285 * genattr.c (main): Output declaration for
2286 insn_has_dfa_reservation_p ().
2288 2007-08-22 Christian Bruel <christian.bruel@st.com>
2289 Richard Guenther <rguenther@suse.de>
2291 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
2292 * simplify_rtx (simplify_binary_operation_1): Likewise.
2294 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2296 PR rtl-optimization/32557
2297 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
2298 of REGNO (mws->mw_reg).
2300 2007-08-22 Richard Guenther <rguenther@suse.de>
2303 * builtins.c (expand_builtin_int_roundingfn): Replace call
2304 argument wrapped with SAVE_EXPR directly.
2305 (expand_builtin_int_roundingfn_2): Likewise.
2307 2007-08-22 Richard Guenther <rguenther@suse.de>
2309 * tree-inline.c (inlinable_function_p): Restore disregarding
2310 inline limits for GNU extern inline functions.
2312 2007-08-22 Richard Guenther <rguenther@suse.de>
2315 * tree.c (host_integerp): Treat sizetype as signed as it is
2318 2007-08-21 Ian Lance Taylor <iant@google.com>
2320 PR tree-optimization/33134
2321 * tree-vrp.c (adjust_range_with_scev): Call
2322 set_value_range_to_value.
2324 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2326 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
2329 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2331 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
2334 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
2336 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
2337 cases to set eight bytes at a time.
2338 (expand_block_move): Likewise.
2340 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2343 * dwarf2out.c (gen_decl_die): Don't call
2344 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
2346 2007-08-21 Paul Brook <paul@codesourcery.com>
2347 Nathan Sidwell <nathan@codesourcery.com>
2348 Mark Mitchell <mark@codesourcery.com>
2349 Joseph Myers <joseph@codesourcery.com>
2351 * configure.ac: Add --with-pkgversion and --with-bugurl.
2352 * configure: Regenerate.
2353 * doc/install.texi: Document them.
2354 * version.c (version_string): Remove VERSUFFIX.
2355 (VERSUFFIX): Remove.
2356 (pkgversion_string): New.
2357 (bug_report_url): Do not hard-code initializer.
2358 * version.h (pkgversion_string): Declare.
2359 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
2361 (version.o): Define PKGVERSION and BUGURL.
2362 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
2363 (%.pod): Define BUGURL.
2364 * gcc.c (process_command, main): Use pkgversion_string.
2365 * toplev.c (compile_file, print_version): Likewise.
2366 * protoize.c (main): Likewise.
2367 * gcov.c (print_version): Likewise. Update copyright date.
2368 * gcov-dump.c (print_version): Likewise. Update copyright date.
2369 * mips-tdump.c (main): Likewise. Update copyright date.
2370 * mips-tfile.c (main): Likewise. Update copyright date.
2371 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
2372 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
2373 shorten description.
2374 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
2375 * doc/gccint.texi: Likewise.
2376 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
2377 Update copyright date.
2379 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
2381 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
2382 (ix86_expand_strlensi_unroll_1): Ditto.
2383 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
2384 (ix86_expand_carry_flag_compare): Update comment.
2386 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2389 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
2390 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
2392 2007-08-21 Richard Guenther <rguenther@suse.de>
2394 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
2396 2007-08-21 Richard Guenther <rguenther@suse.de>
2399 * fold-const.c (fold_binary): Remove index +p PTR folding.
2400 Fix types of POINTER_PLUS_EXPR generated by folding of
2403 2007-08-20 Chao-ying Fu <fu@mips.com>
2405 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
2406 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
2407 RID_ONEWAY, so that it can be checked in declspecs_add_type.
2408 (c_common_fixed_point_type_for_size): Declare.
2409 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
2410 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
2411 (c_token_starts_declspecs): Likewise.
2412 (c_parser_declspecs): Likewise.
2413 (c_parser_attributes): Likewise.
2414 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
2415 (c_declspecs): Add saturating_p.
2416 * c-decl.c (build_null_declspecs): Initialize saturating_p.
2417 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
2418 _Sat. Handle RID_SAT.
2419 Avoid using void, bool, char, int, float, double, _Decimal32,
2420 _Decimal64, _Decimal128, and complex with _Sat.
2421 Handle RID_FRACT and RID_ACCUM.
2422 Make sure _Sat is used with _Fract or _Accum.
2423 (finish_declspecs): Handle cts_fract and cts_accum.
2424 * c-common.c (fixed-value.h): New include.
2425 (constant_expression_warning): Handle FIXED_CST.
2426 (overflow_warning): Likewise.
2427 (warnings_for_convert_and_check): Likewise.
2428 (c_common_fixed_point_type_for_size): New.
2429 (c_common_type_for_mode): Handle fixed-point modes to
2430 return various saturating/non-saturating, signed/unsigned types.
2431 (c_common_signed_or_unsigned_type): Support fixed-point types.
2432 (shorten_compare): Check fixed-point zero.
2433 Handle FIXED_POINT_TYPE.
2434 (c_common_truthvalue_conversion): Handle FIXED_CST.
2435 Handle FIXED_POINT_TYPE.
2436 (c_common_nodes_and_builtins): Record builtin types for fixed-point
2438 (handle_mode_attribute): Handle fixed-point modes. Need to check
2439 if the signness of base type and fixed-point modes are consistent.
2440 (handle_vector_size_attribute): Handle fixed-point modes.
2441 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
2442 (warn_for_div_by_zero): Check fixed-point zero.
2443 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
2444 a common fixed-point type based on fbit, ibit, sign, and saturation.
2445 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
2446 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
2447 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
2448 (convert_for_assignment): Support FIXED_POINT_TYPE.
2449 (digest_init): Handle FIXED_POINT_TYPE.
2450 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
2451 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2452 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
2453 GE_EXPR, LT_EXPR, GT_EXPR.
2454 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
2455 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
2456 * target.h (gcc_target): Add fixed_point_supported_p.
2457 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
2458 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
2459 (default_fixed_point_supported_p): Define.
2460 * targhooks.h (default_fixed_point_supported_p): Declare.
2461 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
2462 * doc/install.texi (Configuration): Add --enable-fixed-point.
2463 * configure.ac (--enable-fixed-point): New to enable fixed-point
2464 arithmetic extension to C. For mips targets, we enable it by default.
2465 * configure, config.in: Regenerate.
2467 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
2469 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
2471 2007-08-20 David Edelsohn <edelsohn@gnu.org>
2473 * dwarf2out.c (text_section_used): Move declaration outside ifdef
2474 DWARF2_DEBUGGING_INFO.
2475 (cold_text_section_used): Same.
2476 (cold_text_section): Same.
2478 2007-08-20 Richard Guenther <rguenther@suse.de>
2480 * c-typeck.c (convert_for_assignment): Use the type of
2481 the member for the initialization.
2483 2007-08-20 Richard Guenther <rguenther@suse.de>
2485 * c-objc-common.c (c_disregard_inline_limits): Remove.
2486 * c-objc-common.h (c_disregard_inline_limits): Likewise.
2487 * cgraphunit.c (cgraph_process_new_functions): Call
2488 disregard_inline_limits_p.
2489 (cgraph_preserve_function_body_p): Likewise.
2490 * ipa-inline.c (compute_inline_parameters): Likewise.
2491 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
2493 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
2494 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2495 disregard_inline_limits langhook.
2496 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
2498 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2499 disregard_inline_limits langhook.
2500 * tree-inline.c (disregard_inline_limits_p): New function.
2501 * tree-inline.h (disregard_inline_limits_p): Declare.
2503 2007-08-20 Richard Guenther <rguenther@suse.de>
2505 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
2506 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
2507 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2508 auto_var_in_fn_p langhook.
2509 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
2511 * tree.c (auto_var_in_fn_p): ... here.
2512 (find_var_from_fn): Call auto_var_in_fn_p directly.
2513 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2514 auto_var_in_fn_p langhook.
2515 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
2516 (copy_body_r): Likewise.
2517 (self_inlining_addr_expr): Likewise.
2518 * tree.h (auto_var_in_fn_p): Declare.
2520 2007-08-20 Richard Guenther <rguenther@suse.de>
2522 * tree.c (WALK_SUBTREE): Call walk_tree_1.
2523 (walk_type_fields): Take lh parameter.
2524 (walk_tree): Rename to ...
2525 (walk_tree_1): ... this. Do not call the walk_subtrees
2526 langhook but the now passed callback. Pass lh on recursion.
2527 (walk_tree_without_duplicates): Rename to ...
2528 (walk_tree_without_duplicates_1): ... this. Take lh parameter
2529 and call walk_tree_1.
2530 * tree.h (walk_tree_lh): New typedef.
2531 (walk_tree_1): Declare.
2532 (walk_tree_without_duplicates_1): Likewise.
2533 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
2534 (walk_tree_without_duplicates): New define to
2535 walk_tree_without_duplicates_1 with NULL lh parameter.
2536 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
2537 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
2539 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
2540 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
2541 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
2544 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2547 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
2548 code in front of the compacting of basic blocks.
2549 Move the folding of statements inbetween the cgraph checking
2550 and compacting of basic blocks.
2552 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2553 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2556 * config/alpha/alpha.c (va_list_skip_additions): Check for
2557 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
2558 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
2559 PLUS_EXPR when checking ap.__base.
2560 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
2561 when doing addition on pointer types. Use size_int instead of
2563 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
2564 ptr_type in the second operand.
2566 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2569 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
2571 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2574 * cfgexpand.c (expand_one_register_var): Mark pointer
2575 DECL_ARTIFICIAL as REG_POINTER also.
2576 * stmt.c (expand_decl): Likewise.
2578 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
2585 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
2586 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
2587 on_worklist argument and avoid adding things to worklist multiple
2589 (add_to_worklist): Ditto.
2590 (mark_aliases_call_clobbered): Mark entire structure clobbered if
2591 single SFT is clobbered.
2592 (set_initial_properties): Ditto.
2593 (compute_call_clobbered): Update for changes to function
2595 (create_overlap_variables_for): Always create SFT for offset 0.
2596 (create_structure_vars): Handle PHI's, since we are in SSA form at
2598 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
2599 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
2601 (add_vars_for_offset): Figure out aliases from access + points-to.
2602 (add_virtual_operand): Use add_vars-for_offset.
2603 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
2604 (add_call_clobber_ops): Remove makes_clobbering_call set.
2605 (get_expr_operands): Always pass through the INDIRECT_REF
2607 * tree-ssa-structalias.c (struct constraint_graph): Remove
2609 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
2610 address_taken, pt_used, number_incoming.
2611 (FIRST_ADDR_NODE): Removed.
2612 (merge_graph_nodes): Remove broken code for the moment.
2613 (init_graph): New function.
2614 (build_pred_graph): Remove code to init_graph.
2615 Add location equivalence support.
2616 (struct scc_info): Rename roots to deleted.
2618 (init_scc_info): Ditto
2619 (init_topo_info): Use graph->size.
2620 (compute_topo_order): Ditto.
2621 (do_da_constraint): Removed.
2622 (do_sd_constraint): Remove calls to find().
2623 set_union_with_increment should always get 0 as last arg here.
2624 (do_complex_constraint): Replace do_da_constraint with assert.
2626 (struct equiv_class_label): New.
2627 (pointer_equiv_class_table): Ditto.
2628 (location_equiv_class_table): Ditto.
2629 (equiv_class_label_hash): Ditto.
2630 (equiv_class_label_eq): Ditto
2631 (equiv_class_lookup): Ditto.
2632 (equiv_class_ladd): Ditto.
2633 (pointer_equiv_class): Ditto.
2634 (location_equiv_class): Ditto.
2635 (condense_visit): Rename and rewrite from label_visit to do only
2636 SCC related stuff for HU.
2637 (label_visit): Do HU work for HU.
2638 (perform_var_substitution): Update to do HU and location
2640 (free_var_substitution_info): Update to free HU and location
2641 equivalence structures. */
2642 (find_equivalent_node): Update for pointer but not location
2644 (unite_pointer_equivalences): New function.
2645 (move_complex_constraints): Rewrite to only do moving.
2646 (rewrite_constraints): Split out of move_complex_constraints.
2647 (solve_graph): Use graph->size.
2648 (process_constraint_1): Add from_call argument, use it.
2649 Split *a = &b into two constraints.
2650 (process_constraint): Use new process_constraint_1.
2651 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
2652 (get_constraint_for): Handle non-pointer integers properly.
2653 Remove code that used to handle structures.
2654 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
2655 with unknown addends.
2656 (handle_rhs_call): New function.
2657 (find_func_aliases): Use handle_rhs_call.
2658 (set_uids_in_ptset): Add an assert.
2659 (set_used_smts): Fix bug in not considering unified vars.
2660 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
2661 (compute_points_to_sets): Update for other function changes.
2662 (delete_points_to_sets): Ditto.
2663 (ipa_pta_execute): Ditto.
2664 (pass_ipa_pta): We need to update SSA after ipa_pta.
2666 2007-08-19 Jan Hubicka <jh@suse.cz>
2668 * i386.md: Replace "rim" and "mri" constraints by "g".
2670 2007-08-19 Joseph Myers <joseph@codesourcery.com>
2672 * dwarf2out.c (text_section_used, cold_text_section_used,
2673 cold_text_section, dwarf2out_note_section_used): New.
2674 (dwarf2out_init): Initialize cold_text_section.
2675 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
2676 dwarf2out_note_section_used.
2677 (size_of_aranges): Only count entry for text section if it was
2678 used. Count entry for cold text section if it was used.
2679 (output_aranges): Only output entries for text section and cold
2680 text section if they were used.
2682 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2684 * tree-pretty-print.c (debug_generic_expr): Add a comment about
2686 (debug_generic_stmt): Likewise.
2687 (debug_tree_chain): Likewise.
2689 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
2691 * tree-data-refs.c (split_constant_offset): Expose.
2692 * tree-data-refs.h (split_constant_offset): Add declaration.
2694 * tree-vectorizer.h (dr_alignment_support): Renamed
2695 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
2696 Added a new value dr_explicit_realign.
2697 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
2698 dr_offset, dr_step, and dr_aligned_to, along with new access
2699 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
2700 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
2701 STMT_VINFO_DR_ALIGNED_TO.
2703 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
2705 In case of outer-loop vectorization with non-fixed misalignment - use
2706 the dr_explicit_realign scheme instead of the optimized realignment
2708 (new_stmt_vec_info): Initialize new fields.
2710 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
2711 'nested_in_vect_loop' case. Change verbosity level.
2712 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
2713 Don't fail on zero step in the outer-loop for loads.
2714 (vect_analyze_data_refs): Call split_constant_offset to calculate
2715 base, offset and init relative to the outer-loop.
2717 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
2718 BSI function argument with a new function argument - at_loop.
2719 Simplify the condition that determines STEP. Takes additional argument
2720 INV_P. Support outer-loop vectorization (handle the
2721 nested_in_vect_loop case), including zero step in the outer-loop. Call
2722 vect_create_addr_base_for_vector_ref with additional argument.
2723 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
2724 Updated function documentation. Handle the 'nested_in_vect_loop' case.
2725 Fixed and simplified calculation of step.
2726 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
2727 of bsi, and with additional argument. Call bump_vector_ptr with
2728 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
2729 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
2730 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
2731 when the realignment setup needs to take place inside the loop.
2732 Support the dr_explicit_realign scheme. Allow generating the optimized
2733 realignment scheme for outer-loop vectorization. Added documentation.
2734 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
2735 the 'nested_in_vect_loop' case, including loads that are invariant in
2736 the outer-loop and the realignment schemes. Handle the case when the
2737 realignment setup needs to take place inside the loop. Call
2738 vect_setup_realignment with additional arguments. Call
2739 vect_create_data_ref_ptr with additional argument and with loop instead
2740 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
2741 (vect_gen_niters_for_prolog_loop): Call
2742 vect_create_addr_base_for_vector_ref with additional arguments.
2743 (vect_create_cond_for_align_checks): Likewise.
2744 (bump_vector_ptr): Updated to support the new dr_explicit_realign
2745 scheme: takes additional argument bump; argument ptr_incr is now
2746 optional; updated documentation.
2747 (vect_init_vector): Takes additional argument (bsi). Use it, if
2748 available, to insert the vector initialization.
2749 (get_initial_def_for_induction): Pass additional argument in call to
2751 (vect_get_vec_def_for_operand): Likewise.
2752 (vect_setup_realignment): Likewise.
2753 (vectorizable_load): Likewise.
2755 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
2757 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
2758 as argument instead of struct loop.
2759 (nested_in_vect_loop_p): New function.
2760 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
2762 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
2763 from other phis in the loop.
2764 (destroy_loop_vec_info): Add additional argument to declaration.
2766 * tree-vectorizer.c (supportable_widening_operation): Also check if
2767 nested_in_vect_loop_p (don't allow changing the order in this case).
2768 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
2769 of struct loop. Call nested_in_vect_loop_p and don't require
2770 flag_unsafe_math_optimizations if it returns true.
2771 (new_stmt_vec_info): When setting def_type for phis differentiate
2772 loop-header phis from other phis.
2773 (bb_in_loop_p): New function.
2774 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
2775 just update their loop_vinfo. Order of BB traversal now matters -
2776 call dfs_enumerate_from with bb_in_loop_p.
2777 (destroy_loop_vec_info): Takes additional argument to control whether
2778 stmt_vinfo of the loop stmts should be destroyed as well.
2779 (vect_is_simple_reduction): Allow the "non-reduction" use of a
2780 reduction stmt to be defines by a non loop-header phi.
2781 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
2783 * tree-vect-transform.c (vectorizable_reduction): Call
2784 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
2785 (vectorizable_call): Likewise.
2786 (vectorizable_conversion): Likewise.
2787 (vectorizable_operation): Likewise.
2788 (vectorizable_type_promotion): Likewise.
2789 (vectorizable_type_demotion): Likewise.
2790 (vectorizable_store): Likewise.
2791 (vectorizable_live_operation): Likewise.
2792 (vectorizable_reduction): Likewise. Also pass loop_info to
2793 vect_is_simple_reduction instead of loop.
2794 (vect_init_vector): Call nested_in_vect_loop_p.
2795 (get_initial_def_for_reduction): Likewise.
2796 (vect_create_epilog_for_reduction): Likewise.
2797 (vect_init_vector): Check which loop to work with, in case there's an
2799 (get_initial_def_for_inducion): Extend to handle outer-loop
2800 vectorization. Fix indentation.
2801 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
2802 In the case vect_induction_def get the vector def from the induction
2803 phi node, instead of calling get_initial_def_for_inducion.
2804 (get_initial_def_for_reduction): Extend to handle outer-loop
2806 (vect_create_epilog_for_reduction): Extend to handle outer-loop
2808 (vect_transform_loop): Change assert to just skip this case. Add a
2810 (vect_finish_stmt_generation): Add a couple asserts.
2812 (vect_estimate_min_profitable_iters): Multiply
2813 cost of inner-loop stmts (in outer-loop vectorization) by estimated
2815 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
2816 this is an inner-loop reduction in outer-loop vectorization.
2818 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
2819 Same code as what used to be vect_analyze_scalar_cycles, only with
2820 additional argument loop, and loop_info passed to
2821 vect_is_simple_reduction instead of loop.
2822 (vect_analyze_scalar_cycles): Code factored out into
2823 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
2824 Updated documentation.
2825 (analyze_operations): Check for inner-loop loop-closed exit-phis during
2826 outer-loop vectorization that are live or not used in the outerloop,
2827 cause this requires special handling.
2828 (vect_enhance_data_refs_alignment): Don't consider versioning for
2830 (vect_analyze_data_refs): Check that there are no datarefs in the
2832 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
2833 and vect_used_in_outer_by_reduction cases.
2834 (process_use): Also consider the case of outer-loop stmt defining an
2835 inner-loop stmt and vice versa.
2836 (vect_analyze_loop_1): New function.
2837 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
2838 loops. Call vect_analyze_loop_1.
2839 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
2840 been vectorized. Call destroy_loop_vec_info with additional argument.
2842 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
2843 in the inner-loop when doing outer-loop vectorization. Add
2844 documentation and printout.
2845 (vect_recog_dot_prod_pattern): Likewise. Also add check for
2846 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
2848 2007-08-18 Andrew Pinski <pinskia@gmail.com>
2850 * tree-affine.h (print_aff): New prototype.
2851 (debug_aff): Likewise.
2852 * tree-affine.c (print_aff): New function.
2853 (debug_aff): Likewise.
2855 2007-08-18 Paul Brook <paul@codesourcery.com>
2856 Joseph Myers <joseph@codesourcery.com>
2858 * common.opt (-fdebug-prefix-map=): New option.
2859 * opts.c: Include debug.h.
2860 (common_handle_option): Handle -fdebug-prefix-map.
2861 * final.c: Include ggc.h.
2862 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
2863 remap_debug_filename): New.
2864 * Makefile.in (final.o, opts.o): Update dependencies.
2865 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
2866 * configure.ac: Check for assembler --debug-prefix-map support.
2867 * configure, config.in: Regenerate.
2868 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
2869 (ASM_DEBUG_SPEC): Include ASM_MAP.
2870 * doc/install.texi (--with-debug-prefix-map): Document.
2871 * doc/invoke.texi (-fdebug-prefix-map): Document.
2872 * dbxout.c (dbxout_init, dbxout_start_source_file,
2873 dbxout_source_file): Call remap_debug_filename.
2874 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
2875 dwarf2out_start_source_file, dwarf2out_finish): Call
2876 remap_debug_filename.
2877 (file_table_relative_p): Do not check d->emitted_number.
2878 * toplev.c (output_file_directive): Call remap_debug_filename.
2879 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
2880 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
2882 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2884 * loop-invariant.c (find_invariants_to_move): Add missing macro
2887 2007-08-17 Tom Tromey <tromey@redhat.com>
2889 * tree.h (struct tree_label_decl): Removed old "java" fields.
2891 2007-08-17 Richard Sandiford <richard@codesourcery.com>
2892 Nigel Stephens <nigel@mips.com>
2894 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
2895 Treat -mno-data-in-code and -mcode-xonly as aliases for
2896 -mcode-readable=no and -mcode-readable=pcrel respectively.
2897 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
2898 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
2899 (MULTILIB_DIRNAMES): Update accordingly.
2901 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
2903 * Makefile.in (version.o): Depend on $(REVISION) only if
2904 REVISION_s is defined.
2906 2007-08-17 Sa Liu <saliu@de.ibm.com>
2907 Ulrich Weigand <uweigand@de.ibm.com>
2910 * tree.c (reconstruct_complex_type): For a pointer to a vector,
2911 use build_qualified_type to retain qualifiers of the base type.
2913 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
2915 * config/score/score.md : Update pattern tablejump.
2916 * config/score/score.c : Update score_initialize_trampoline
2918 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
2919 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
2920 * doc/contrib.texi: Add my entry.
2922 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
2924 * Makefile.in (REVISION): New.
2927 (version.o): Also depend on $(REVISION). Add
2928 -DREVISION=$(REVISION_s).
2930 * version.c (version_string): Add REVISION.
2932 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
2934 * tree-eh.c (lower_try_finally_onedest): Reset the locus
2935 of GOTO that's relocated to a different block.
2937 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2939 * c-common.c (const_strip_array_types): New.
2940 * c-common.h (lang_missing_noreturn_ok_p): Delete.
2941 (const_strip_array_types): New.
2942 * c-objc-common.c (c_disregard_inline_limits,
2943 c_warn_unused_global_decl): Constify.
2944 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
2945 c_vla_type_p, c_incomplete_type_error): Likewise.
2946 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
2947 * hooks.c (hook_bool_const_tree_false): New.
2948 * hooks.h (hook_bool_const_tree_false): Likewise.
2949 * langhooks-def.h (lhd_warn_unused_global_decl,
2950 lhd_incomplete_type_error, lhd_expr_size,
2951 lhd_tree_inlining_disregard_inline_limits,
2952 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2953 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
2954 * langhooks.c (lhd_warn_unused_global_decl,
2955 lhd_incomplete_type_error,
2956 lhd_tree_inlining_disregard_inline_limits,
2957 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2958 lhd_expr_size): Likewise.
2959 * langhooks.h (lang_hooks_for_tree_inlining,
2960 lang_hooks_for_tree_dump, lang_hooks_for_types,
2961 lang_hooks_for_decls, lang_hooks): Likewise.
2962 * pointer-set.c (pointer_set_t, pointer_set_create,
2963 pointer_set_contains, insert_aux, pointer_set_insert,
2964 pointer_set_traverse, pointer_map_t, pointer_map_create,
2965 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
2967 * pointer-set.h (pointer_set_contains, pointer_set_insert,
2968 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
2969 pointer_map_traverse): Likewise.
2970 * predict.c (assert_is_empty): Likewise.
2971 * tree-affine.c (free_name_expansion): Likewise.
2972 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
2973 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
2974 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
2976 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
2978 * tree-vectorizer.c (new_loop_vec_info): Initialize new
2980 (destroy_loop_vec_info): Add call to VEC_free.
2981 * tree-vectorizer.h (may_alias_ddrs): Define.
2982 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
2983 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2984 Change reporting to dump.
2985 (vect_is_duplicate_ddr): New.
2986 (vect_mark_for_runtime_alias_test): New.
2987 (vect_analyze_data_ref_dependences) Add call to
2988 vect_mark_for_runtime_alias_test.
2989 (vect_enhance_data_refs_alignment): Define local variable
2990 vect_versioning_for_alias_required, don't perform
2991 peeling for alignment if versioning for alias is
2993 (vect_enhance_data_refs_alignment): Use
2994 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
2995 PARAM_VECT_MAX_VERSION_CHECKS.
2996 * tree-vect-transform.c
2997 (vect_create_cond_for_alias_checks): New.
2998 (vect_transform_loop): Add call to
2999 vect_create_cond_for_alias_checks.
3000 (vect_vfa_segment_size): New.
3001 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
3003 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
3004 * gcc/doc/invoke.texi
3005 (vect-max-version-for-alignment-checks): Document.
3006 (vect-max-version-for-alias-checks): Document.
3007 (vect-max-version-checks): Remove.
3009 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
3011 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
3012 the same line as the instruction for all asm dialects.
3013 (*rep_movsi): Ditto.
3014 (*rep_movsi_rex64): Ditto.
3015 (*rep_movqi): Ditto.
3016 (*rep_movqi_rex64): Ditto.
3017 (*rep_stosdi_rex64): Ditto.
3018 (*rep_stossi): Ditto.
3019 (*rep_stossi_rex64): Ditto.
3020 (*rep_stosqi): Ditto.
3021 (*rep_stosqi_rex64): Ditto.
3022 (*cmpstrnqi_nz_1): Ditto.
3023 (*cmpstrnqi_nz_rex_1): Ditto.
3024 (*cmpstrnqi_1): Ditto.
3025 (*cmpstrnqi_rex_1): Ditto.
3026 (*strlenqi_1): Ditto.
3027 (*strlenqi_rex_1): Ditto.
3028 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
3029 prefix on the same line as the instruction for all asm dialects.
3030 (sync_double_compare_and_swap<mode>): Ditto.
3031 (*sync_double_compare_and_swapdi_pic): Ditto.
3032 (*sync_compare_and_swap_cc<mode>): Ditto.
3033 (sync_double_compare_and_swap_cc<mode>): Ditto.
3034 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
3035 (sync_old_add<mode>): Ditto.
3036 (sync_add<mode>): Ditto.
3037 (sync_sub<mode>): Ditto.
3038 (sync_ior<mode>): Ditto.
3039 (sync_and<mode>): Ditto.
3040 (sync_xor<mode>): Ditto.
3042 2007-08-16 Richard Sandiford <richard@codesourcery.com>
3045 * reload.c (find_reloads): Check that the memory returned by
3046 find_reloads_toplev was not the result of forcing a constant
3048 (find_reloads_toplev): Always use simplify_gen_subreg to get
3049 the subreg of a constant. If the result is also a constant,
3050 but not a legitimate one, force it into the constant pool
3051 and reload its address.
3053 2007-08-15 David Edelsohn <edelsohn@gnu.org>
3055 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
3058 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
3060 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
3061 directive for the current vector ABI.
3063 2007-08-15 Steve Ellcey <sje@cup.hp.com>
3066 * caller-save.c (reg_save_code): Set invalide status on restore code.
3068 2007-08-15 Diego Novillo <dnovillo@google.com>
3070 * tree-ssa-alias.c (compute_memory_partitions): Use
3071 alias_bitmap_obstack to allocate bitmaps.
3072 (reset_alias_info): Factor out of init_alias_info.
3073 Mark all name tags not associated to an SSA name for renaming.
3074 (init_alias_info): Call it.
3075 (create_name_tags): Tidy. Add comments.
3076 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
3078 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3080 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
3081 scheduler dependencies.
3083 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
3085 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
3087 (*iorsi_1_zext): Likewise.
3088 (*iorsi_1_zext_imm): Likewise.
3089 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
3090 with "rm"/"xm" constraint.
3091 (sse2_vmsqrtv2df2): Likewise.
3093 2007-08-15 Jakub Jelinek <jakub@redhat.com>
3096 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
3099 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
3101 * tree-pass.h (PROP_pta): Removed.
3102 (TODO_rebuild_alias): New.
3103 (pass_may_alias): Removed.
3104 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
3105 aliasing if we changed something.
3106 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
3108 (pass_may_alias): Removed.
3109 (create_structure_vars): Return TODO_rebuild_alias.
3110 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
3111 * tree-sra.c (tree_sra): Only rebuild aliasing if something
3113 (tree_sra_early): We never affect aliasing right now.
3114 * tree-flow.h (compute_may_aliases): New prototype.
3115 * passes.c: Remove pass_may_alias from the passes.
3116 (execute_function_todo): Support TODO_rebuild_alias.
3118 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
3120 * i386.c: (legitimize_address): Move dllimported variable check
3121 infront of legitimizing pic address of CONST symbols.
3123 2007-08-14 Steve Ellcey <sje@cup.hp.com>
3125 PR tree-optimization/32941
3126 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
3127 (goto_queue_cmp): Remove.
3128 (find_goto_replacement): Change search method.
3129 (maybe_record_in_goto_queue): Add assert.
3130 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
3131 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
3133 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3135 * alias.c (component_uses_parent_alias_set): Constify.
3136 * alias.h (component_uses_parent_alias_set): Likewise.
3137 * cfgrtl.c (print_rtl_with_bb): Likewise.
3138 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
3139 mpz_get_double_int): Likewise.
3140 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
3141 mpz_get_double_int): Likewise.
3142 * expr.c (is_aligning_offset, undefined_operand_subword_p,
3143 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
3145 * expr.h (safe_from_p): Likewise.
3146 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
3148 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
3149 zero_sized_type, goa_lhs_expr_p): Likewise.
3150 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
3151 * rtl.h (print_rtl_with_bb): Likewise.
3152 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
3153 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
3154 * tree-flow-inline.h (bb_stmt_list): Constify.
3155 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
3157 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
3158 const_first_stmt, const_last_stmt): New.
3159 (block_may_fallthru, empty_block_p): Constify.
3160 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
3161 EXPR_ONLY_BODY): New.
3162 (expr_first, expr_last, expr_only): Use macro for body.
3163 (const_expr_first, const_expr_last, const_expr_only): New.
3164 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
3165 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
3166 ctsi_prev, ctsi_stmt): New.
3167 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
3168 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
3169 * tree-ssa-loop-niter.c (loop_only_exit_p,
3170 derive_constant_upper_bound): Likewise.
3171 * tree-ssa-phiopt.c (empty_block_p): Likewise.
3172 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
3173 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
3174 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
3175 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
3176 * tree.c (get_type_static_bounds): Likewise.
3177 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
3178 (get_type_static_bounds): Constify.
3180 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3183 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
3184 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
3185 (*<addsub><mode>3_cc_overflow): New.
3186 (*add<mode>3_cconly_overflow): New.
3187 (*sub<mode>3_cconly_overflow): New.
3188 (*<addsub>si3_zext_cc_overflow): New.
3189 * config/i386/predicates.md (fcmov_comparison_operator): Accept
3190 CCCmode for LTU, GTU, LEU and GEU.
3191 (ix86_comparison_operator): Likewise.
3192 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
3193 * config/i386/i386.c (put_condition_code): Support CCCmode.
3194 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
3195 or MINUS expressions.
3197 2007-08-14 Andrew Pinski <pinskia@gmail.com>
3200 * c-typeck.c (build_binary_op): Disallow vector float types with
3201 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
3203 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3205 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
3206 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
3207 (dep_def): New typedef.
3208 (init_dep_1, sd_debug_dep): Declare functions.
3209 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
3210 (debug_dep_links): Remove.
3211 (struct _deps_list): New field 'n_links'.
3212 (DEPS_LIST_N_LINKS): New macro.
3213 (FOR_EACH_DEP_LINK): Remove.
3214 (create_deps_list, free_deps_list, delete_deps_list): Remove
3216 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3217 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3218 (copy_deps_list_change_con, move_dep_link): Ditto.
3219 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
3220 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
3222 (INSN_BACK_DEPS): Remove.
3223 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
3225 (INSN_DEP_COUNT): Remove.
3226 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
3227 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
3228 Declare global variables.
3229 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
3230 (add_forw_dep, compute_forward_dependences): Remove declarations.
3231 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
3232 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3233 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
3235 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
3237 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
3238 (sd_list_types_def): New typedef.
3239 (sd_next_list): Declare function.
3240 (struct _sd_iterator): New type.
3241 (sd_iterator_def): New typedef.
3242 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
3244 (FOR_EACH_DEP): New cycle wrapper.
3245 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
3247 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
3248 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
3251 * sched-deps.c (init_dep_1): Make global.
3252 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
3254 (dump_dep): New static function.
3255 (dump_dep_flags): New static variable.
3256 (sd_debug_dep): New function.
3257 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
3259 (move_dep_link): Use remove_from_deps_list (), instead of
3261 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
3262 (dep_link_is_detached_p): New static function.
3263 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
3265 (dn_pool, dl_pool): New alloc_pools.
3266 (dn_pool_diff, dl_pool_diff): New static variables.
3267 (create_dep_node, delete_dep_node): New static function.
3268 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
3269 (deps_list_empty_p): Make it static. Use 'n_links' field.
3270 (deps_pools_are_empty_p): New static function.
3271 (alloc_deps_list, delete_deps_list): Remove.
3272 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
3273 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3274 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
3275 (forward_dependency_cache): Remove.
3276 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
3277 'back' from the names. Change signature to use dep_t instead of
3279 (add_back_dep): Ditto. Make global.
3280 (check_dep_status): Rename to check_dep ().
3281 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
3283 (sd_finish_insn): Ditto.
3284 (sd_find_dep_between_no_cache): New static function.
3285 (sd_find_dep_between): New function.
3286 (ask_dependency_caches, set_dependency_caches): New static functions.
3287 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
3288 (add_or_update_dep_1): Separate pieces of functionality into
3289 ask_dependency_caches (), update_dependency_caches (),
3290 change_spec_dep_to_hard (), update_dep ().
3291 (get_back_and_forw_lists): New static function.
3292 (sd_add_dep): Separate setting of dependency caches into
3293 set_dependency_caches ().
3294 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
3296 (sd_delete_dep): Ditto.
3297 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
3298 (dump_lists): New static function.
3299 (sd_debug_lists): New debug function.
3300 (delete_all_dependences, fixup_sched_groups): Update to use
3301 sd_* infrastructure.
3302 (sched_analyze_2): Create data-speculative dependency only if
3303 data-speculation is enabled.
3304 (sched_analyze_insn): If insn cannot be speculative, make all its
3305 dependencies non-speculative.
3306 (sched_analyze): Use sd_init_insn ().
3307 (add_forw_dep, compute_forward_dependencies): Remove.
3308 (delete_dep_nodes_in_back_deps): New static function.
3309 (sched_free_deps): New function.
3310 (init_dependency_caches): Init alloc_pools.
3311 (extend_depedency_caches): Update after removing of
3312 forward_dependency_cache.
3313 (free_dependency_caches): Ditto. Free alloc_pools.
3314 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
3315 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
3317 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3318 (add_dependence): Use init_dep ().
3319 (get_dep_weak_1): New static function.
3320 (get_dep_weak): Move logic to get_dep_weak_1 ().
3321 (dump_ds): New static function moved from haifa-sched.c:
3322 debug_spec_status ().
3323 (debug_ds): New debug function.
3324 (check_dep_status): Rename to check_dep (). Update to check whole
3327 * haifa-sched.c (spec_info): Make global.
3328 (added_recovery_block_p): Rename to
3329 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
3330 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
3331 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
3332 to use new interfaces.
3333 (ok_for_early_queue_removal): Ditto.
3334 (schedule_block): Initialize logical uids of insns emitted by the
3336 (sched_init): Initialize new variable.
3337 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3339 (extend_global): Initialize insn data.
3340 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
3341 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
3343 (add_to_speculative_block): Update to use new interfaces.
3344 (create_recovery_block): Set new variables.
3345 (create_check_block_twin, fix_recovery_deps): Update to use new
3347 (sched_insn_is_legitimate_for_speculation_p): New function.
3348 (speculate_insn): Move checking logic to
3349 sched_insn_is_legitimate_for_speculation_p ().
3350 (sched_remove_insn): Finalize sched-deps information of instruction.
3351 (clear_priorities, add_jump_dependencies): Update to use new
3353 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
3355 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
3356 to use new interfaces.
3357 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
3358 (new_ready): Try to use control speculation only if it is available.
3359 (add_branch_dependences): Update to use new interfaces.
3360 (compute_block_backward_dependences): Rename to
3361 compute_block_dependences (). Call
3362 targetm.sched.dependencies_evaluation_hook ().
3363 (free_block_dependencies): New static function.
3364 (debug_dependencies): Update to use new interfaces.
3365 (schedule_region): Remove separate computation of forward dependencies.
3366 Move call of targetm.sched.dependencies_evaluation_hook () to
3367 compute_block_dependences (). Free dependencies at the end of
3368 scheduling the region.
3370 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
3372 (add_deps_for_risky_insns): Ditto.
3373 (schedule_ebb): Remove separate computation of forward dependencies.
3374 Free dependencies at the end of scheduling the ebb.
3376 * ddg.c (create_ddg_dependence): Update to use new interfaces.
3377 (build_intra_loop_deps): Ditto. Remove separate computation of
3378 forward dependencies. Free sched-deps dependencies.
3380 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
3381 to use new interfaces.
3382 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
3384 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
3386 (is_costly_group): Ditto.
3388 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3390 * alias.c (rtx_equal_for_memref_p): Constify.
3391 * basic-block.h (const_edge, const_basic_block): New.
3392 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
3393 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
3394 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
3395 probably_never_executed_bb_p, edge_probability_reliable_p,
3396 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
3397 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
3399 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
3400 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
3402 * cfganal.c (flow_active_insn_p, forwarder_block_p,
3403 flow_nodes_print, dfs_enumerate_from): Likewise.
3404 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
3405 control_flow_insn_p, count_basic_blocks): Likewise.
3406 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
3407 get_loop_body_with_size, loop_exit_edge_p): Likewise.
3408 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
3409 average_num_loop_insns, loop_exit_edge_p,
3410 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
3411 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
3412 average_num_loop_insns, seq_cost): Likewise.
3413 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
3414 * dominance.c (dominated_by_p): Likewise.
3415 * emit-rtl.c (validate_subreg): Likewise.
3416 * except.c (can_throw_internal, can_throw_external): Likewise.
3417 * except.h (can_throw_internal, can_throw_external): Likewise.
3418 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
3419 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
3420 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
3421 simple_mem, store_ops_ok, load_kills_store, find_loads,
3422 store_killed_in_insn, store_killed_after, store_killed_before,
3423 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
3425 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
3426 noce_mem_write_may_trap_or_fault_p): Likewise.
3427 * pointer-set.c (pointer_set_contains, pointer_map_contains):
3429 * pointer-set.h (pointer_set_contains, pointer_map_contains):
3431 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
3432 probably_cold_bb_p, probably_never_executed_bb_p,
3433 edge_probability_reliable_p, br_prob_note_reliable_p,
3434 can_predict_insn_p): Likewise.
3435 * regclass.c (reg_set_to_hard_reg_set): Likewise.
3436 * resource.c (return_insn_p): Likewise.
3437 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
3439 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
3440 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
3441 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
3442 verify_gimple_modify_stmt): Likewise.
3443 * tree-chrec.c (is_not_constant_evolution,
3444 is_multivariate_chrec_rec, is_multivariate_chrec,
3445 chrec_contains_symbols, chrec_contains_undetermined,
3446 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
3447 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
3448 eq_evolutions_p, scev_direction): Likewise.
3449 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
3450 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
3451 chrec_contains_symbols_defined_in_loop,
3452 chrec_contains_undetermined, tree_contains_chrecs,
3453 evolution_function_is_affine_multivariate_p,
3454 evolution_function_is_univariate_p, chrec_zerop,
3455 evolution_function_is_constant_p, evolution_function_is_affine_p,
3456 evolution_function_is_affine_or_constant_p,
3457 tree_does_not_contain_chrecs, chrec_type): Likewise.
3458 * tree-data-ref.c (tree_fold_divides_p,
3459 object_address_invariant_in_loop_p, dr_may_alias_p,
3460 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
3461 same_access_functions, constant_access_functions,
3462 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
3464 * tree-flow.h (scev_direction): Likewise.
3465 * tree-gimple.c (is_gimple_stmt): Likewise.
3466 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
3468 * tree-pretty-print.c (op_prio): Likewise.
3469 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
3470 analyzable_condition, backedge_phi_arg_p): Likewise.
3471 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
3472 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
3473 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
3476 2007-08-13 Dan Hipschman <dsh@google.com>
3479 * c-format.c (check_format_arg): Move check for zero-length
3480 format strings below the check for unterminated strings.
3482 2007-08-13 Andrew Pinski <pinskia@gmail.com>
3485 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
3488 2007-08-13 Nick Clifton <nickc@redhat.com>
3490 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
3492 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3495 * c-format.c (gcc_gfc_length_specs): New array.
3496 (gcc_gfc_char_table): Add unsigned specifier, and references to
3497 the l length modifier.
3498 (format_types_orig): Use the new gcc_gfc_length_specs.
3500 2007-08-12 Sa Liu <saliu@de.ibm.com>
3502 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
3503 and with REG_RETVAL note after split.
3505 2007-08-11 David Daney <ddaney@avtrex.com>
3507 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
3508 as ATTRIBUTE_UNUSED.
3510 2007-08-11 David Edelsohn <edelsohn@gnu.org>
3511 Segher Boessenkool <segher@kernel.crashing.org>
3513 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
3514 HAVE_LOCAL_CPU_DETECT not defined.
3516 2007-08-11 Jan Hubicka <jh@suse.cz>
3518 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
3519 (cgraph_process_new_functions): Honor previous value of
3520 disregard_inline_limits.
3521 * ipa-inline.c (compute_inline_parameters): Likewise.
3523 2007-08-11 Ian Lance Taylor <iant@google.com>
3525 * alias.h (alias_set_type): Define new type.
3526 (ALIAS_SET_MEMORY_BARRIER): Use it.
3527 * rtl.h: Include alias.h.
3528 (struct mem_attrs): Use alias_set_type.
3529 * tree.h: Include alias.h
3530 (struct tree_type): Use alias_set_type.
3531 (struct tree_struct_field_tag): Likewise.
3532 (struct tree_decl_common): Likewise.
3533 * alias.c (struct alias_set_entry): Use alias_set_type.
3534 (get_alias_set_entry, alias_set_subset_of): Likewise.
3535 (alias_sets_conflict_p): Likewise.
3536 (alias_sets_must_conflict_p): Likewise.
3537 (objects_must_conflict_p): Likewise.
3538 (get_alias_set, new_alias_set): Likewise.
3539 (record_alias_subset, record_component_aliases): Likewise.
3540 (varargs_set, frame_set): Change to alias_set_type.
3541 (get_varargs_alias_set): Use alias_set_type.
3542 (get_frame_alias_set): Likewise.
3543 * builtins.c (setjmp_alias_set): Change to alias_set_type.
3544 * dse.c (struct store_info): Use alias_set_type.
3545 (struct read_info, struct clear_alias_mode_holder): Likewise.
3546 (clear_alias_set_lookup, canon_address): Likewise.
3547 (record_store, check_mem_read_rtx): Likewise.
3548 (dse_record_singleton_alias_set): Likewise.
3549 (dse_invalidate_singleton_alias_set): Likewise.
3550 * emit-rtl.c (get_mem_attrs): Likewise.
3551 (set_mem_attributes_minus_bitpos): Likewise.
3552 (set_mem_alias_set): Likewise.
3553 * expr.c (store_constructor_field, store_field): Likewise.
3554 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
3555 * langhooks.c (lhd_get_alias_set): Likewise.
3556 * langhooks-def.h (lhd_get_alias_set): Likewise.
3557 * reload1.c (alter_reg): Likewise.
3558 * tree-flow.h (struct fieldoff): Likewise.
3559 * tree-ssa-alias.c (struct alias_map_d): Likewise.
3560 (may_alias_p, get_smt_for, create_sft): Likewise.
3561 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
3562 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
3563 (merge_smts_into): Likewise.
3564 * varasm.c (const_alias_set): Likewise.
3565 * c-common.c (strict_aliasing_warning): Likewise.
3566 (c_common_get_alias_set): Likewise.
3567 * dse.h (dse_record_singleton_alias_set): Update declaration.
3568 (dse_invalidate_singleton_alias_set): Likewise.
3569 * emit-rtl.h (set_mem_alias_set): Likewise.
3570 * c-common.h (c_common_get_alias_set): Likewise.
3571 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
3572 * print-tree.c (print_node): Likewise.
3573 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
3575 (alpha_setup_incoming_varargs): Use alias_set_type.
3576 * config/i386/i386.c (setup_incoming_varargs_64): Use
3578 (setup_incoming_varargs_ms_64): Likewise.
3579 (ix86_GOT_alias_set): Likewise.
3580 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3581 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
3582 (set): Change to alias_set_type.
3583 (get_TOC_alias_set): Use alias_set_type.
3584 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
3586 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
3587 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
3589 (struct_value_alias_set): Likewise.
3590 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
3592 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3594 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
3595 * config/vxworks.h (TARGET_VXWORKS): Override.
3596 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
3597 "mips" if TARGET_VXWORKS.
3599 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3601 * calls.c (avoid_likely_spilled_reg): New function.
3602 (expand_call): Use it.
3604 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3606 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
3608 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
3610 * config/mips/predicates.md (const_call_insn_operand): Invoke
3611 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
3613 2007-08-10 David Edelsohn <edelsohn@gnu.org>
3616 * config/rs6000/driver-rs6000.c: Include link.h.
3617 Use ElfW instead of wordsize-specif typedef.
3619 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3621 * system.h (CONST_CAST): New.
3622 * c-decl.c (c_make_fname_decl): Use it.
3623 * c-lex.c (cb_ident, lex_string): Likewise.
3624 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3625 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3626 give_switch, set_multilib_dir): Likewise.
3627 * gengtype-parse.c (string_seq, typedef_name): Likewise.
3628 * passes.c (execute_one_pass): Likewise.
3629 * prefix.c (update_path): Likewise.
3630 * pretty-print.c (pp_base_destroy_prefix): Likewise.
3631 * tree.c (build_string): Likewise.
3633 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3635 * tree-flow-inline.h (is_exec_stmt): Remove.
3636 (is_label_stmt): Remove.
3637 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
3640 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
3642 * lower-subreg.c (resolve_shift_zext): Don't adjust
3643 src_reg_num for wordmode operands.
3645 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
3646 David Ung <davidu@mips.com>
3648 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
3649 (TARGET_SCHED_REORDER2): Define.
3650 (mips_maybe_swap_ready): New.
3651 (mips_last_74k_agen_insn): New.
3652 (mips_74k_agen_init): New.
3653 (mips_74k_agen_reorder): New function to group loads and stores
3655 (mips_sched_init): New.
3656 (mips_sched_reorder): Don't do initialization here. Call
3657 mips_74k_agen_reorder.
3658 (mips_variable_issue): Call mips_74k_agen_init.
3660 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3662 * tree-flow-inline.h (get_filename): Remove.
3664 2007-08-10 Richard Sandiford <richard@codesourcery.com>
3666 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
3668 (mips_fetch_insns): Delete in favor of...
3669 (mips_load_store_insns): ...this new function.
3670 * config/mips/mips.c (mips_address_insns): Add a boolean argument
3671 to say whether multiword moves _might_ be split.
3672 (mips_fetch_insns): Delete in favor of...
3673 (mips_load_store_insns): ...this new function.
3674 (mips_rtx_costs): Update the call to mips_address_insns.
3675 (mips_address_cost): Likewise.
3676 * config/mips/mips.md (length): Use mips_load_store_insns instead
3677 of mips_fetch_insns.
3678 * config/mips/constraints.md (R): Use mips_address_insns rather
3679 than mips_fetch_insns. Assume that the move never needs to be split.
3681 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
3683 * config/mips/mips.opt (mhard-float, msoft-float): Make these
3684 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
3685 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
3686 * config/mips/mips.h (mips16_hard_float): Delete.
3687 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
3688 definitions, and replace with....
3689 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
3690 * config/mips/mips.c (mips16_hard_float): Delete. Replace
3691 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
3692 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
3693 (override_options): Replace MASK_SOFT_FLOAT references with
3694 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
3695 and mips16_hard_float when TARGET_MIPS16.
3697 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3700 * c-typeck.c (build_binary_op): Check for non pointer types before
3701 calling int_fits_type_p.
3703 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3706 * fold-const.c (omit_one_operand): Return only the ommitted expression
3707 if the result is an empty statement.
3708 (pedantic_omit_one_operand): Likewise.
3710 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
3712 * c-typeck.c (readonly_error): Improve error for assignment.
3714 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
3716 (pp_c_expression): Ditto.
3718 2007-08-09 Simon Baldwin <simonb@google.com>
3720 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
3721 break that was preventing simplify_associative_operation() for xor.
3723 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
3724 Nigel Stephens <nigel@mips.com>
3726 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
3727 Document change in interpretation of value from boolean to
3729 * optabs.c (expand_ffs, expand_ctz): New functions to compute
3730 ffs and ctz using clz.
3731 (expand_unop): Call them.
3732 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
3734 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
3735 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
3736 enable the new ffs expansion on this target.
3738 2007-08-09 Jan Hubicka <jh@suse.cz>
3740 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
3741 (expand_ternary_op): Likewise.
3742 (expand_vec_shift_expr): Likewise.
3743 (expand_binop_directly): Likewise.
3744 (expand_binop): Likewise.
3745 (sign_expand_binop): Likewise.
3746 (expand_twoval_unop): Likewise.
3747 (expand_twoval_binop): Likewise.
3748 (expand_twoval_binop_libfunc): Likewise.
3749 (widen_clz): Likewise.
3750 (widen_bswap): Likewise.
3751 (expand_parity): Likewise.
3752 (expand_unop): Likewise.
3753 (expand_abs_nojump): Likewise.
3754 (expand_copysign): Likewise.
3755 (emit_no_conflict_block): Likewise.
3756 (emit_libcall_block): Likewise.
3757 (can_compare_p): Likewise.
3758 (prepare_cmp_insn): Likewise.
3759 (emit_cmp_and_jump_insn_1): Likewise.
3760 (prepare_float_lib_cmp): Likewise.
3761 (emit_conditional_add): Likewise.
3762 (gen_add2_insn): Likewise.
3763 (have_add2_insn): Likewise.
3764 (gen_sub2_insn): Likewise.
3765 (have_sub2_insn): Likewise.
3766 (can_extend_p): Likewise.
3767 (can_fix_p): Likewise.
3768 (can_float_p): Likewise.
3769 (expand_float): Likewise.
3770 (expand_fix): Likewise.
3771 (expand_sfix_optab): Likewise.
3772 (new_optab): Likewise.
3773 (new_convert_optab): Likewise.
3774 (init_libfuncs): Likewise.
3775 (init_interclass_conv_libfuncs): Likewise.
3776 (init_intraclass_conv_libfuncs): Likewise.
3777 (set_conv_libfunc): Likewise.
3778 (init_optabs): Likewise.
3779 (debug_optab_libfuncs): Likewise.
3780 (gen_cond_trap): Likewise.
3781 * optabs.h (optab_handler, convert_optab_hanlder): New.
3782 * genopinit.c: Update optabs generation table.
3783 * reload.c (find_reloads_address_1): Use optabs accestors.
3784 * builtins.c (expand_builtin_mathfn): Likewise.
3785 (expand_builtin_mathfn_2): Likewise.
3786 (expand_builtin_mathfn_3): Likewise.
3787 (expand_builtin_interclass_mathfn): Likewise.
3788 (expand_builtin_sincos): Likewise.
3789 (expand_builtin_cexpi): Likewise.
3790 (expand_builtin_powi): Likewise.
3791 (expand_builtin_strlen): Likewise.
3792 * dojump.c (do_jump): Likewise.
3793 * expr.c (convert_move): Likewise.
3794 (move_by_pieces): Likewise.
3795 (move_by_pieces_ninsns): Likewise.
3796 (can_store_by_pieces): Likewise.
3797 (store_by_pieces_1): Likewise.
3798 (emit_move_via_integer): Likewise.
3799 (emit_move_complex): Likewise.
3800 (emit_move_ccmode): Likewise.
3801 (emit_move_insn_1): Likewise.
3802 (emit_single_push_insn): Likewise.
3803 (store_constructor): Likewise.
3804 (expand_expr_real_1): Likewise.
3805 (do_store_flag): Likewise.
3806 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
3807 (enumerate_modes): Likewise.
3808 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3809 (supportable_widening_operation): Likewise.
3810 (supportable_narrowing_operation): Likewise.
3811 * expmed.c (store_bit_field_1): Likewise.
3812 (extract_bit_field_1): Likewise.
3813 (expand_mult_highpart_optab): Likewise.
3814 (expand_smod_pow2): Likewise.
3815 (expand_divmod): Likewise.
3816 (emit_store_flag): Likewise.
3817 * tree-vect-patterns.c
3818 (vect_pattern_recog_1): Likewise.
3819 * tree-ssa-loop-prefetch.c
3820 (nontemporal_store_p): Likewise.
3821 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
3822 (vect_create_epilog_for_reduction): Likewise.
3823 (vectorizable_reduction): Likewise.
3824 (vectorizable_operation): Likewise.
3825 (vect_strided_store_supported): Likewise.
3826 (vectorizable_store): Likewise.
3827 (vect_strided_load_supported): Likewise.
3828 (vectorizable_load): Likewise.
3829 * combine.c (simplify_comparison): Likewise.
3830 * tree-vect-generic.c
3831 (type_for_widest_vector_mode): Likewise.
3832 (expand_vector_operations_1): Likewise.
3833 * config/spu/spu.c (spu_expand_mov): Likewise.
3834 (spu_emit_vector_compare): Likewise.
3835 * config/rs6000/rs6000.c
3836 (rs6000_emit_vector_compare): Likewise.
3837 * stmt.c (add_case_node): Likewise.
3838 * reload1.c (gen_reload):
3840 2007-08-09 Michael Matz <matz@suse.de>
3842 * tree.h (fixed_zerop): Declare as taking a const_tree.
3843 * tree.c (fixed_zerop): Take a const_tree.
3845 2007-08-09 Ira Rosen <irar@il.ibm.com>
3847 * tree-vect-transform.c (vectorizable_store): Remove call to
3848 copy_virtual_operands() and call mark_symbols_for_renaming() for
3849 the created vector store.
3850 (vect_setup_realignment): Don't call copy_virtual_operands() and
3851 update_vuses_to_preheader().
3852 (vectorizable_load): Don't call copy_virtual_operands().
3853 (update_vuses_to_preheader): Remove.
3855 2007-08-08 Chao-ying Fu <fu@mips.com>
3857 * tree.def (FIXED_POINT_TYPE): New type.
3858 (FIXED_CST): New constant.
3859 (FIXED_CONVERT_EXPR): New expr.
3860 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
3861 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
3862 * tree.h (struct tree_base): Add saturating_flag.
3863 Remove one bit of spare for saturating_flag.
3864 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
3865 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
3866 FIXED_POINT_TYPE_P): Define.
3867 (TYPE_SATURATING): Define.
3868 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
3869 (struct tree_fixed_cst): New.
3870 (TYPE_IBIT, TYPE_FBIT): Define.
3871 (tree_node): Add fixed_cst.
3872 (enum tree_index): Add new enumeration values of
3873 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
3874 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
3875 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
3876 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
3877 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
3878 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
3879 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
3880 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
3881 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
3882 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
3883 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
3884 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
3885 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
3886 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
3887 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
3888 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
3889 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
3890 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
3891 (sat_short_fract_type_node, sat_fract_type_node,
3892 sat_long_fract_type_node, sat_long_long_fract_type_node,
3893 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
3894 sat_unsigned_long_fract_type_node,
3895 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
3896 fract_type_node, long_fract_type_node, long_long_fract_type_node,
3897 unsigned_short_fract_type_node, unsigned_fract_type_node,
3898 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
3899 sat_short_accum_type_node, sat_accum_type_node,
3900 sat_long_accum_type_node, sat_long_long_accum_type_node,
3901 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
3902 sat_unsigned_long_accum_type_node,
3903 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
3904 accum_type_node, long_accum_type_node, long_long_accum_type_node,
3905 unsigned_short_accum_type_node, unsigned_accum_type_node,
3906 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
3907 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
3908 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
3909 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
3910 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
3911 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
3912 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
3913 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
3914 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
3915 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
3916 sat_uda_type_node, sat_uta_type_node): New macro.
3917 (make_fract_type, make_accum_type): Declare.
3918 (make_signed_fract_type, make_unsigned_fract_type,
3919 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
3920 make_signed_accum_type, make_unsigned_accum_type,
3921 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
3922 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
3923 make_or_reuse_sat_signed_fract_type,
3924 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
3925 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
3926 make_or_reuse_sat_unsigned_accum_type): New macro.
3927 (fixed_zerop): Declare.
3928 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
3929 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3930 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3931 LONG_LONG_ACCUM_TYPE_SIZE): Define.
3932 * treestruct.def: Add TS_FIXED_CST.
3933 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
3935 (tree-dump.o): Likewise.
3936 (print-tree.o): Likewise.
3937 (tree-pretty-print.o): Likewise.
3938 (fold-const.o): Likewise.
3939 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
3940 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
3941 (is_gimple_min_invariant): Handle FIXED_CST.
3942 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
3943 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
3944 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3945 (layout_type): Handle FIXED_POINT_TYPE.
3946 (make_fract_type, make_accum_type): New functions.
3947 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
3948 * tree-dump.c (fixed-value.h): New include.
3949 (dump_fixed): New function.
3950 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
3951 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
3952 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
3953 * tree-pretty-print.c (fixed-value.h): New include.
3954 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
3956 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
3957 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
3958 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
3959 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
3960 for non-saturating fixed-point types.
3961 (reassociate_bb): Likewise.
3962 * emit-rtl.c (fixed-value.h): New include.
3963 (fconst0, fconst1): New array.
3964 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
3965 * tree-vect-generic.c expand_vector_operation): Support
3966 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
3968 (type_for_widest_vector_mode): Add one parameter for the
3970 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
3972 Pass the satp parameter to type_for_mode for fixed-point types.
3973 (expand_vector_operations_1): Pass the saturating flag to
3974 type_for_widest_vector_mode.
3975 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3976 and MODE_VECTOR_UACCUM.
3977 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
3978 (vectorizable_condition): Likewise.
3979 * tree.c (fixed-value.h): New include.
3980 (tree_code_size): Support FIXED_CST.
3981 (build_fixed): New function.
3982 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
3983 (fixed_zerop): New function.
3984 (tree_node_structure): Support FIXED_CST.
3985 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
3986 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
3987 (type_hash_eq): Handle FIXED_POINT_TYPE.
3988 (simple_cst_equal): Support FIXED_CST.
3989 (iterative_hash_expr): Handle FIXED_CST.
3990 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
3991 (get_narrower): Likewise.
3992 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
3993 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
3994 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
3995 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
3997 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
3998 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3999 (initializer_zerop): Support FIXED_CST.
4000 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
4001 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
4002 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
4003 (is_base_type): Handle FIXED_POINT_TYPE.
4004 (add_type_attribute): Handle FIXED_POINT_TYPE.
4005 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
4006 * print-tree.c (fixed-value.h): New include.
4007 (print_node_brief): Support FIXED_CST.
4008 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
4009 * c-pretty-print.c (fixed-value.h): New include.
4010 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
4011 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
4012 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
4013 Support fixed-point types for inner items in VECTOR_TYPE.
4014 (pp_c_direct_declarator): Likewise.
4015 (pp_c_declarator): Likewise.
4016 (pp_c_fixed_constant): New function.
4017 (pp_c_constant): Handle FIXED_CST.
4018 (pp_c_primary_expression): Likewise.
4019 (pp_c_expression): Likewise.
4020 * fold-const.c (fixed-value.h): New include.
4021 (negate_expr_p): Return true for FIXED_CST.
4022 (fold_negate_expr): Support FIXED_CST.
4023 (split_tree): Support FIXED_CST.
4024 (const_binop): Support FIXED_CST.
4025 (fold_convert_const_int_from_fixed): New function to convert from
4027 (fold_convert_const_real_from_fixed): New function to convert from
4029 (fold_convert_const_fixed_from_fixed): New function to convert from
4030 fixed to another fixed.
4031 (fold_convert_const_fixed_from_int): New function to convert from
4033 (fold_convert_const_fixed_from_real): New function to convert from
4035 (fold_convert_const): Support conversions from fixed to int, from
4036 fixed to real, from fixed to fixed, from int to fixed, and from real
4038 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
4039 (operand_equal_p): Support FIXED_CST.
4040 (make_range): For fixed-point modes, we need to pass the
4041 saturating flag as the 2nd parameter.
4042 (tree_swap_operands_p): Handle FIXED_CST.
4043 (fold_plusminus_mult_expr): For fract modes, we cannot generate
4045 (fold_unary): Support FIXED_CONVERT_EXPR.
4046 (fold_binary): Handle FIXED_CST.
4047 Make sure the type is not saturating, before associating operations.
4048 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
4049 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
4050 (fold_negate_const): Support FIXED_CST.
4051 (fold_relational_const): Support FIXED_CST.
4052 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
4053 (gimplify_expr): Handle FIXED_CST.
4054 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
4055 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
4056 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
4057 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
4058 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4059 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4060 LONG_LONG_ACCUM_TYPE_SIZE.
4061 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
4062 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
4063 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
4064 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
4065 MODE_ACCUM, and MODE_UACCUM.
4066 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
4067 fixed-point types to disable reduction.
4068 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
4070 2007-08-08 David Edelsohn <edelsohn@gnu.org>
4072 * config/rs6000/x-rs6000: New file.
4073 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
4074 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
4075 (EXTRA_SPEC_FUNCTIONS): Define.
4076 (HAVE_LOCAL_CPU_DETECT): Define.
4077 (CC1_CPU_SPEC): Define.
4078 * config/rs6000/driver-rs6000.c: New file.
4079 * config/rs6000/aix.h (CC1_SPEC): Define.
4080 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
4081 * config.host: Add x-rs6000 to host_xmake_file if host and target
4082 are rs6000 or powerpc.
4084 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4086 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
4088 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4089 Sandra Loosemore <sandra@codesourcery.com>
4090 Chao-ying Fu <fu@mips.com>
4091 Nigel Stephens <nigel@mips.com>
4092 David Ung <davidu@mips.com>
4094 * doc/invoke.texi (-mcode-readable): Document.
4095 * config/mips/mips.opt (mcode-readable): New option.
4096 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
4097 * config/mips/mips.h (mips_code_readable_setting): New enum.
4098 (mips_code_readable): Declare.
4099 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
4100 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
4101 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
4102 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
4103 boiler-plate comments.
4104 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4105 * config/mips/mips.c (mips_code_readable): New variable.
4106 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
4107 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
4108 context and -mcode-readable setting to restrict the use of
4109 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
4110 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
4111 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
4112 (mips_blocks_for_constant_p): Only return false for
4113 TARGET_MIPS16_PCREL_LOADS.
4114 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
4115 for MIPS16. Handle SYMBOL_32_HIGH.
4116 (mips_const_insns): Allow HIGHs for MIPS16 too.
4117 (mips_unspec_address_offset): New function, split out from...
4118 (mips_unspec_address): ...here.
4119 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
4120 16-bit symbolic constants. Assert approropiate conditions for
4121 using the "la" and "dla" macros.
4122 (mips_handle_option): Handle -mcode-readable=.
4123 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
4124 Set up mips_lo_relocs[SYMBOL_32_HIGH].
4125 (mips_strip_unspec_address): New function, split out from...
4126 (print_operand_reloc): ...here.
4127 (print_operand): Pass constants through mips_strip_unspec_address.
4128 (print_operand_address): Likewise.
4129 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
4130 (mips_select_rtx_section): Remove MIPS16 handling.
4131 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
4132 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
4133 (mips16_lay_out_constants): Do nothing unless
4134 TARGET_MIPS16_PCREL_LOADS.
4135 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
4136 * config/mips/mips.md: Split HIGHs for MIPS16.
4137 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4139 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4141 * config/mips/mips-protos.h (mips_emit_move): Declare.
4142 * config/mips/mips.c (mips_emit_move): New function.
4143 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
4144 (mips_legitimize_const_move): Likewise.
4145 (mips_legitimize_move): Likewise.
4146 (mips_split_64bit_move): Likewise.
4147 (mips_restore_gp): Likewise.
4148 (mips_load_call_address): Likewise.
4149 (mips_emit_fcc_reload): Likewise.
4150 (mips_set_return_address): Likewise.
4151 (mips_block_move_straight): Likewise.
4152 (mips_block_move_loop): Likewise.
4153 (mips_setup_incoming_varargs): Likewise.
4154 (mips_save_reg): Likewise.
4155 (mips_expand_prologue): Likewise.
4156 (mips_restore_reg): Likewise.
4157 (mips_expand_epilogue): Likewise.
4158 (mips_output_mi_thunk): Likewise.
4159 (build_mips16_call_stub): Likewise.
4160 (mips_builtin_branch_and_move): Likewise.
4161 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
4162 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
4163 (fixuns_truncdfdi2): Likewise.
4164 (fixuns_truncsfsi2): Likewise.
4165 (fixuns_truncsfdi2): Likewise.
4166 (loadgp_absolute): Likewise.
4167 (builtin_setjmp_setup): Likewise.
4168 (builtin_longjmp): Likewise.
4169 (untyped_call): Likewise.
4171 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4173 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
4174 an "rtx *" argument. Return a bool.
4175 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
4176 values and return true if they can be split. Take the same kind of
4177 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
4178 and store the lo_sum there if nonnull. Use the symbol type to
4179 determine whether a $gp or HIGH is needed.
4180 (mips_legitimize_address): Update call to mips_split_symbol and
4181 simplify accordingly.
4182 (mips_legitimize_const_move): Likewise.
4183 * config/mips/mips.md: In the combine define_split,
4184 check mips_split_symbol instead of splittable_symbolic_operand.
4185 Update use of mips_split_symbol in the generator code.
4186 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
4188 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4190 * config/mips/mips.c (mips_symbolic_address_p): Delete.
4191 (mips_symbol_insns_1): New function, split out from...
4192 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
4193 and stores separately from load addresses.
4194 (mips_classify_address): Replace uses of mips_symbolic_address_p
4195 with uses of mips_symbol_insns.
4196 (mips_address_insns): Update calls to mips_symbol_insns.
4197 (mips_const_insns): Likewise.
4198 (mips_legitimize_address): Likewise.
4200 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4202 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
4203 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
4204 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
4205 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
4206 non-call contexts if TARGET_MIPS16.
4207 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
4208 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
4209 code for SYMBOL_ABSOLUTE.
4210 (mips_symbol_insns): Likewise.
4212 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4214 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
4215 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
4216 (mips_symbolic_constant_p): Likewise. Update the call to
4217 mips_classify_symbol.
4218 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
4219 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
4220 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
4221 (print_operand_reloc): Add a context argument. Update the call to
4222 mips_symbolic_constant_p.
4223 (print_operand): Update the calls to print_operand_reloc.
4224 (print_operand_address): Use print_operand_reloc rather than
4226 (mips_rewrite_small_data_p): Add a context argument. Update the call
4227 to mips_symbolic_constant_p.
4228 (mips_small_data_pattern_1): Make DATA the containing mem.
4229 Update the call to mips_rewrite_small_data_p.
4230 (mips_rewrite_small_data_1): Likewise.
4231 (mips_use_anchors_for_symbol_p): Update the call to
4232 mips_symbolic_constant_p.
4233 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4234 (splittable_symbolic_operand): Likewise.
4235 (move_operand): Likewise.
4236 (absolute_symbolic_operand): Likewise.
4237 (got_disp_operand): Likewise.
4238 (got_page_ofst_operand): Likewise.
4240 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4242 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
4243 (SYMBOL_ABSOLUTE): ...this.
4244 (SYMBOL_SMALL_DATA): Rename to...
4245 (SYMBOL_GP_RELATIVE): ...this.
4246 (SYMBOL_CONSTANT_POOL): Rename to...
4247 (SYMBOL_PC_RELATIVE): ...this.
4248 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
4249 (mips_symbolic_address_p, mips_symbol_insns, override_options)
4250 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
4251 after above changes.
4252 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4253 (general_symbolic_operand): Rename to...
4254 (absolute_symbolic_operand): ...this.
4255 * config/mips/mips.md: Update after above changes.
4257 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
4258 Revital Eres <eres@il.ibm.com>
4260 * ddg.c (print_ddg): Add dump information.
4261 * modulo-sched.c (print_node_sched_params): Add parameter and
4263 (calculate_maxii): Remove function.
4264 (undo_generate_reg_moves): Likewise.
4265 (undo_permute_partial_schedule): Likewise.
4266 (kernel_number_of_cycles): Likewise.
4267 (MAXII_FACTOR): New definition to calculate the upper bound of II.
4268 (sms_schedule): Use it. Remove profitability checks.
4269 (sms_schedule_by_order): Fix order of nodes within the cycle.
4271 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4273 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
4274 -profile option, add pie support.
4275 (ENDFILE_SPEC): New spec.
4276 * config/gnu.h (LIB_SPEC): Add -profile option.
4278 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4280 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
4281 * config/gnu.h (LIB_SPEC): Likewise.
4283 2007-08-07 Yaz Saito <saito@google.com>
4284 Ian Lance Taylor <iant@google.com>
4286 * common.opt (finstrument-functions-exclude-function-list): New
4288 (finstrument-functions-exclude-file-list): New option.
4289 * opts.c (char_p): Define and DEF_VEC.
4290 (flag_instrument_functions_exclude_functions): New static
4292 (flag_instrument_functions_exclude_files): New static variable.
4293 (add_instrument_functions_exclude_list): New static function.
4294 (flag_instrument_functions_exclude_p): New function.
4295 (common_handle_option): Handle new options.
4296 * flags.h (flag_instrument_functions_exclude_p): Declare.
4297 * gimplify.c (gimplify_function_tree): Call
4298 flag_instrument_functions_exclude_p.
4299 * doc/invoke.texi (Option Summary): Mention new options.
4300 (Code Gen Options): Document new options.
4302 2007-08-07 Ian Lance Taylor <iant@google.com>
4304 PR rtl-optimization/32776
4305 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
4306 (resolve_use): Likewise.
4307 (decompose_multiword_subregs): Remove "changed" local variable.
4309 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
4311 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
4312 * configure: Regenerate.
4313 * config.in: Regenerate.
4314 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
4317 2007-08-07 Ian Lance Taylor <iant@google.com>
4319 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
4320 note, just delete the insn.
4322 2007-08-07 Andreas Schwab <schwab@suse.de>
4325 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
4328 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
4330 * lower-subreg.c (resolve_subreg_use): Remove assertion.
4331 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
4332 (decompose_multiword_subregs): Use the functions above to decompose
4333 multiword shifts and zero-extends.
4335 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
4337 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
4338 "assemble" descriptions which were swapped.
4340 2007-08-06 Chao-ying Fu <fu@mips.com>
4342 * fixed-value.h: New file.
4343 * fixed-value.c: New file.
4344 * Makefile.in (OBJS-common): Add fixed-value.o.
4345 (fixed-value.o): New rule.
4346 (GTFILES): Add fixed-value.h.
4347 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
4348 to compare a.low and b.low.
4349 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
4351 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4352 Daniel Jacobowitz <dan@codesourcery.com>
4355 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
4357 (x86_64-*-netbsd*): Likewise.
4358 (x86_64-*-linux*): Likewise.
4359 (x86_64-*-kfreebsd*-gnu): Likewise.
4360 (x86_64-*-knetbsd*-gnu): Likewise.
4361 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
4363 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
4365 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
4366 Add -fno-asynchronous-unwind-tables.
4368 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
4369 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
4370 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
4371 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
4372 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
4374 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4376 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
4377 (TARGET_C_MODE_FOR_SUFFIX): New.
4379 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4381 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
4383 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4385 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
4387 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4389 * config/i386/i386.md: Check TARGET_ macros and optimize_size
4390 before checking function returns in conditional expressions.
4392 2007-08-06 Alfred Minarik <a.minarik@aon.at>
4395 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
4397 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4400 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
4401 for INTEGRAL_TYPE_P.
4403 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
4405 * configure.ac: Remove --enable-checking=df from default settings.
4406 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
4407 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
4408 if the parameter is true.
4409 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
4410 DF_VERIFY_SCHEDULED flag is true.
4411 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
4412 (df_finish_pass): Adjust prototype.
4413 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
4416 * see.c (pass_see): Add TODO_df_verify.
4417 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
4418 * global.c (rest_of_handle_global_alloc): Schedule verification
4420 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
4422 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
4423 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
4424 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
4426 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
4427 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
4428 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
4430 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
4431 Revital Eres <eres@il.ibm.com>
4433 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
4435 * ddg.c (create_ddg_dependence): Rename to...
4436 (create_ddg_dep_from_intra_loop_link): This. Do not check
4437 for interloop edges. Do not create anti dependence edge when
4438 a true dependence edge exists in the opposite direction and
4439 -fmodulo-sched-allow-regmoves is set.
4440 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
4441 (add_cross_iteration_register_deps): Create anti dependence edge
4442 when -fno-modulo-sched-allow-regmoves is set.
4443 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
4445 2007-08-04 Richard Sandiford <richard@codesourcery.com>
4447 * config/arm/arm.md (movsi): Add braces.
4449 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4452 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
4453 operands for the folding of "A - (A & B)" into "~B & A"; cast them
4456 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
4458 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
4459 state accessor functions.
4460 * cfgloopmanip.c (remove_path, create_preheaders,
4461 force_single_succ_latches, fix_loop_structure): Ditto.
4462 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4463 tree_duplicate_loop_to_header_edge): Ditto.
4464 * cfgloopanal.c (mark_irreducible_loops): Ditto.
4465 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
4467 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
4468 cleanup_tree_cfg): Ditto.
4469 * tree-cfg.c (tree_merge_blocks): Ditto.
4470 * cfgloop.c (rescan_loop_exit, record_loop_exits,
4471 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
4472 loop_preheader_edge, single_exit): Ditto.
4473 (flow_loops_find): Do not clear loops->state.
4474 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
4475 loops_state_clear): New functions.
4477 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4480 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4481 when adding to the base and convert ELT to sizetype instead of type.
4483 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4486 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
4487 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
4489 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4492 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
4493 correct type the negate expression.
4495 2007-08-03 Jan Hubicka <jh@suse.cz>
4497 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
4500 2007-08-03 David Edelsohn <edelsohn@gnu.org>
4502 * config/rs6000/rs6000.c (struct processor_cost): Change
4503 l1_cache_lines to l1_cache_size. Add l2_cache_size.
4504 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
4506 (rios1_costs, rios2_cost): Correct cache line size.
4507 (rs6000_override_options): Set l2-cache-size parameter.
4509 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4510 Diego Novillo <dnovillo@google.com>
4513 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
4514 if the range includes 0.
4516 2007-08-03 Ben Elliston <bje@au.ibm.com>
4518 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
4519 mode to unspec expressions to silence a warning from the generator
4522 2007-08-02 Steve Ellcey <sje@cup.hp.com>
4524 * config/ia64/constraints.md ("U"): Make constraint vector only.
4526 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4529 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
4530 always_inline attribute on the function decl.
4532 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4535 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
4536 if we are compiling with -fPIC.
4538 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
4539 Nigel Stephens <nigel@mips.com>
4541 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
4542 Define for MIPS32 and MIPS64.
4544 2007-08-02 Nick Clifton <nickc@redhat.com>
4546 * config/host-hpux.c: Change copyright header to refer to version
4547 3 of the GNU General Public License and to point readers at the
4548 COPYING3 file and the FSF's license web page.
4549 * config/alpha/predicates.md, config/alpha/vms-ld.c,
4550 config/alpha/linux.h, config/alpha/alpha.opt,
4551 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
4552 config/alpha/vms-unwind.h, config/alpha/ev4.md,
4553 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
4554 config/alpha/alpha.h, config/alpha/sync.md,
4555 config/alpha/openbsd.h, config/alpha/alpha.md,
4556 config/alpha/alpha-modes.def, config/alpha/ev5.md,
4557 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
4558 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
4559 config/alpha/constraints.md, config/alpha/osf.h,
4560 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
4561 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
4562 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
4563 config/frv/frv-asm.h, config/frv/frv-protos.h,
4564 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
4565 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
4566 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
4567 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
4568 config/s390/s390.opt, config/s390/s390-modes.def,
4569 config/s390/fixdfdi.h, config/s390/constraints.md,
4570 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
4571 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
4572 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
4573 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
4574 config/m32c/prologue.md, config/m32c/m32c.abi,
4575 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
4576 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
4577 config/m32c/t-m32c, config/m32c/m32c-modes.def,
4578 config/m32c/jump.md, config/m32c/shift.md,
4579 config/m32c/m32c-protos.h, config/libgloss.h,
4580 config/spu/spu-protos.h, config/spu/predicates.md,
4581 config/spu/spu-builtins.h, config/spu/spu.c,
4582 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
4583 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
4584 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
4585 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
4586 config/sparc/hypersparc.md, config/sparc/predicates.md,
4587 config/sparc/linux.h, config/sparc/sp64-elf.h,
4588 config/sparc/supersparc.md, config/sparc/cypress.md,
4589 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
4590 config/sparc/niagara.md, config/sparc/sparc.md,
4591 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
4592 config/sparc/sparc.opt, config/sparc/sync.md,
4593 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
4594 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
4595 config/sparc/sparc.c, config/sparc/little-endian.opt,
4596 config/sparc/sysv4-only.h, config/sparc/sparc.h,
4597 config/sparc/linux64.h, config/sparc/freebsd.h,
4598 config/sparc/sol2.h, config/sparc/rtemself.h,
4599 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
4600 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
4601 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
4602 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
4603 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
4604 config/m32r/linux.h, config/m32r/constraints.md,
4605 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
4606 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
4607 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
4608 config/i386/i386.md, config/i386/netware-crt0.c,
4609 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
4610 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
4611 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
4612 config/i386/sol2.h, config/i386/constraints.md,
4613 config/i386/netware-libgcc.c, config/i386/sysv5.h,
4614 config/i386/predicates.md, config/i386/geode.md,
4615 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
4616 config/i386/freebsd64.h, config/i386/vxworksae.h,
4617 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
4618 config/i386/rtemself.h, config/i386/netbsd-elf.h,
4619 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
4620 config/i386/netware.h, config/i386/i386-modes.def,
4621 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
4622 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
4623 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
4624 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
4625 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
4626 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
4627 config/i386/xm-mingw32.h, config/i386/linux64.h,
4628 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
4629 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
4630 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
4631 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
4632 config/i386/cygwin2.c, config/i386/i386-protos.h,
4633 config/i386/sync.md, config/i386/openbsd.h,
4634 config/i386/host-mingw32.c, config/i386/i386-aout.h,
4635 config/i386/nto.h, config/i386/biarch64.h,
4636 config/i386/i386-coff.h, config/i386/freebsd.h,
4637 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
4638 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
4639 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
4640 config/darwin-protos.h, config/linux.opt, config/sol2.c,
4641 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
4642 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
4643 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
4644 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
4645 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
4646 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
4647 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
4648 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
4649 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
4650 config/sh/superh64.h, config/sh/rtemself.h,
4651 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
4652 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
4653 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
4654 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
4655 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
4656 config/avr/predicates.md, config/avr/constraints.md,
4657 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
4658 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
4659 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
4660 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
4661 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
4662 config/c4x/c4x-modes.def, config/c4x/rtems.h,
4663 config/c4x/predicates.md, config/c4x/c4x.h,
4664 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
4665 config/xtensa/predicates.md, config/xtensa/xtensa.c,
4666 config/xtensa/linux.h, config/xtensa/xtensa.h,
4667 config/xtensa/elf.h, config/xtensa/xtensa.md,
4668 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
4669 config/xtensa/xtensa-protos.h, config/dbx.h,
4670 config/stormy16/predicates.md, config/stormy16/stormy16.md,
4671 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
4672 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
4673 config/host-solaris.c, config/fr30/fr30.h,
4674 config/fr30/predicates.md, config/fr30/fr30-protos.h,
4675 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
4676 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
4677 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
4678 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
4679 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
4680 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
4681 config/host-linux.c, config/interix3.h, config/cris/cris.c,
4682 config/cris/predicates.md, config/cris/linux.h,
4683 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
4684 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
4685 config/cris/aout.opt, config/cris/cris-protos.h,
4686 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
4687 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4688 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
4689 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
4690 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
4691 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
4692 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
4693 config/chorus.h, config/mn10300/mn10300.c,
4694 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
4695 config/mn10300/mn10300.h, config/mn10300/linux.h,
4696 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
4697 config/mn10300/mn10300.md, config/ia64/predicates.md,
4698 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
4699 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
4700 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
4701 config/ia64/freebsd.h, config/ia64/ia64.md,
4702 config/ia64/ia64-modes.def, config/ia64/constraints.md,
4703 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
4704 config/gofast.h, config/rtems.h, config/sol2-10.h,
4705 config/m68k/predicates.md, config/m68k/m68k.md,
4706 config/m68k/linux.h, config/m68k/m68k-modes.def,
4707 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
4708 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
4709 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
4710 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
4711 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
4712 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
4713 config/m68k/constraints.md, config/m68k/rtemself.h,
4714 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
4715 config/m68k/uclinux.h, config/rs6000/power4.md,
4716 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
4717 config/rs6000/linux.h, config/rs6000/eabi.h,
4718 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
4719 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
4720 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
4721 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
4722 config/rs6000/windiss.h, config/rs6000/603.md,
4723 config/rs6000/aix41.h, config/rs6000/cell.md,
4724 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
4725 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
4726 config/rs6000/darwin.md, config/rs6000/darwin64.h,
4727 config/rs6000/default64.h, config/rs6000/7xx.md,
4728 config/rs6000/darwin.opt, config/rs6000/spe.md,
4729 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
4730 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
4731 config/rs6000/7450.md, config/rs6000/linux64.h,
4732 config/rs6000/constraints.md, config/rs6000/440.md,
4733 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
4734 config/rs6000/rs6000.c, config/rs6000/aix52.h,
4735 config/rs6000/rs6000.h, config/rs6000/power6.md,
4736 config/rs6000/predicates.md, config/rs6000/altivec.md,
4737 config/rs6000/aix64.opt, config/rs6000/rios1.md,
4738 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
4739 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
4740 config/rs6000/darwin7.h, config/rs6000/dfp.md,
4741 config/rs6000/linux64.opt, config/rs6000/sync.md,
4742 config/rs6000/vxworksae.h, config/rs6000/power5.md,
4743 config/rs6000/lynx.h, config/rs6000/biarch64.h,
4744 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
4745 config/rs6000/eabispe.h, config/rs6000/e500.h,
4746 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
4747 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
4748 config/rs6000/aix.h, config/rs6000/vxworks.h,
4749 config/rs6000/40x.md, config/rs6000/aix51.h,
4750 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
4751 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
4752 config/arc/arc.h, config/mcore/mcore-elf.h,
4753 config/mcore/mcore-protos.h, config/mcore/predicates.md,
4754 config/mcore/mcore.md, config/mcore/mcore.c,
4755 config/mcore/mcore.opt, config/mcore/mcore.h,
4756 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
4757 config/score/predicates.md, config/score/score-version.h,
4758 config/score/score-protos.h, config/score/misc.md,
4759 config/score/elf.h, config/score/score.c, config/score/mac.md,
4760 config/score/score7.md, config/score/score.h,
4761 config/score/score-conv.h, config/score/score-mdaux.c,
4762 config/score/score.md, config/score/score.opt,
4763 config/score/score-modes.def, config/score/score-mdaux.h,
4764 config/score/mul-div.S, config/arm/uclinux-elf.h,
4765 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
4766 config/arm/symbian.h, config/arm/linux-elf.h,
4767 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
4768 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
4769 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
4770 config/arm/strongarm-pe.h, config/arm/arm.h,
4771 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
4772 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
4773 config/arm/arm-modes.def, config/arm/linux-eabi.h,
4774 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
4775 config/arm/arm-cores.def, config/arm/arm-protos.h,
4776 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
4777 config/arm/wince-pe.h, config/arm/neon.md,
4778 config/arm/constraints.md, config/arm/neon.ml,
4779 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
4780 config/arm/arm.opt, config/arm/arm926ejs.md,
4781 config/arm/predicates.md, config/arm/iwmmxt.md,
4782 config/arm/arm_neon.h, config/arm/unknown-elf.h,
4783 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
4784 config/arm/neon-testgen.ml, config/arm/arm.md,
4785 config/arm/xscale-coff.h, config/arm/pe.c,
4786 config/arm/arm-generic.md, config/arm/pe.h,
4787 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
4788 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
4789 config/arm/strongarm-elf.h, config/arm/cirrus.md,
4790 config/arm/netbsd-elf.h, config/arm/vxworks.h,
4791 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
4792 config/pa/predicates.md, config/pa/pa64-hpux.h,
4793 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
4794 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
4795 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
4796 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
4797 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
4798 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
4799 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
4800 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
4801 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
4802 config/pa/pa64-regs.h, config/pa/pa-modes.def,
4803 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
4804 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
4805 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
4806 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
4807 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
4808 config/mips/linux64.h, config/mips/elforion.h,
4809 config/mips/constraints.md, config/mips/generic.md,
4810 config/mips/predicates.md, config/mips/4300.md,
4811 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
4812 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
4813 config/mips/5k.md, config/mips/vr4120-div.S,
4814 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
4815 config/mips/mips-protos.h, config/mips/6000.md,
4816 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
4817 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
4818 config/mips/mips-modes.def, config/mips/vr.h,
4819 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
4820 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
4821 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
4822 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
4823 config/vax/openbsd1.h, config/vax/netbsd.h,
4824 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
4825 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
4826 config/h8300/rtems.h, config/h8300/predicates.md,
4827 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
4828 config/h8300/h8300.md, config/h8300/h8300.opt,
4829 config/h8300/coff.h, config/h8300/h8300-protos.h,
4830 config/v850/v850.md, config/v850/predicates.md,
4831 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
4832 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
4833 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
4834 config/mmix/mmix.h, config/mmix/predicates.md,
4835 config/mmix/mmix-protos.h, config/mmix/mmix.md,
4836 config/mmix/mmix.c, config/mmix/mmix.opt,
4837 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
4838 config/bfin/rtems.h, config/bfin/bfin-modes.def,
4839 config/bfin/predicates.md, config/bfin/bfin-protos.h,
4840 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
4843 2007-08-02 Richard Sandiford <richard@codesourcery.com>
4845 * emit-rtl.c (reset_used_decls): Rename to...
4846 (set_used_decls): ...this. Set the used flag rather than clearing it.
4847 (unshare_all_rtl_again): Update accordingly. Set flags on argument
4848 DECL_RTLs rather than resetting them.
4850 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
4852 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
4854 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4856 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
4857 argument to find_reloads_address.
4859 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
4861 PR tree-optimization/32919
4862 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
4863 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
4864 (coalesce_ssa_name): Call it.
4866 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4867 David Ung <davidu@mips.com>
4869 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
4870 (__mips16_unorddf2, __mips16_floatunsidf): New.
4871 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
4873 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
4875 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4877 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
4878 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
4879 * tree.h (OMP_SECTIONS_CONTROL): New macro.
4880 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
4881 * omp-low.c (get_ws_args_for, determine_parallel_type,
4882 expand_omp_for_generic, expand_omp_for_static_nochunk,
4883 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4884 Work with more precise CFG.
4885 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
4886 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
4888 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
4889 * gimple-low.c (lower_stmt): Ditto.
4890 * tree-inline.c (estimate_num_insns_1): Ditto.
4891 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
4892 (OMP_SECTIONS_SWITCH): New.
4893 * tree-cfgcleanup.c (cleanup_omp_return): New.
4894 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
4895 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
4896 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
4897 (tree_redirect_edge_and_branch): Handle omp constructs.
4899 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
4900 with three arguments.
4902 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4904 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
4907 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4909 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
4910 the loop structures may need fixing.
4911 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
4913 (cleanup_tree_cfg_loop): Removed.
4914 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
4915 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
4916 instead of running cleanup_tree_cfg_loop.
4917 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
4918 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
4919 (tree_predictive_commoning): Declaration changed.
4920 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
4922 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4924 * doc/invoke.texi (l1-cache-size): Update documentation.
4925 (l2-cache-size): Document.
4926 * params.h (L2_CACHE_SIZE): New macro.
4927 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
4928 that L1_CACHE_SIZE is in kB now.
4929 (L2_CACHE_SIZE_BYTES): New macro.
4930 (tree_ssa_prefetch_arrays): Show size in kB.
4931 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
4932 and l2_cache_size fields.
4933 * config/i386/driver-i386.c (describe_cache): Detect cache size
4935 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
4936 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
4937 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
4938 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
4939 (override_options): Set l1-cache-size and l2-cache-size to default
4940 values if not specified otherwise.
4941 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
4942 (PARAM_L2_CACHE_SIZE): New.
4944 2007-08-01 Nigel Stephens <nigel@mips.com>
4945 David Ung <davidu@mips.com>
4946 Thiemo Seufer <ths@mips.com>
4947 Chris Dearman <chris@mips.com>
4948 Richard Sandiford <richard@codesourcery.com>
4950 * config.gcc (mips*-sde-elf*): New stanza.
4951 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
4952 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
4953 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
4954 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
4955 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
4956 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
4958 * config/mips/sde.h: New file.
4959 * config/mips/t-libgcc-mips16: Likewise.
4960 * config/mips/t-sde: Likewise.
4961 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
4962 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
4963 _MIPS_FPSET and _MIPS_SZINT.
4964 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
4965 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
4966 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
4967 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
4968 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4969 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4970 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
4971 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
4972 _MIPS_SZPTR and _MIPS_FPSET.
4973 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
4974 architecture is specified.
4975 (MIPS_32BIT_OPTION_SPEC): New macro.
4977 2007-07-31 Dan Hipschman <dsh@google.com>
4979 * gcc.c (end_going_arg): New function.
4980 (do_spec_2): Use it.
4981 (do_spec_1): Use it.
4983 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
4985 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
4986 only if ENABLE_CHECKING is defined.
4988 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
4990 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
4991 df_ru_add_problem, df_ru_get_bb_info): Removed.
4992 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
4993 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
4994 df_ru_free_bb_info, df_ru_alloc,
4995 df_ru_bb_local_compute_process_def,
4996 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
4997 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
4998 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
4999 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
5000 df_ru_add_problem): Removed.
5002 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5005 * pa.md (casesi32): Use match_scratch. Revise insn condition.
5006 (casesi32p, casesi64p): Likewise.
5007 (casesi): Adjust for above.
5009 2007-07-31 Richard Sandiford <richard@codesourcery.com>
5011 * mode-switching.c (create_pre_exit): Don't search past calls.
5013 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
5015 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
5017 2007-07-31 Revital Eres <eres@il.ibm.com>
5019 * ddg.c (add_deps_for_def): Rename to...
5020 (add_cross_iteration_register_deps): This. Change implementation
5021 to use only reaching def and def-use chains to construct the
5022 inter loop dependencies.
5023 (add_deps_for_use): Remove function.
5024 (build_inter_loop_deps): Call add_cross_iteration_register_deps
5025 function to build the inter loop dependencies.
5026 * modulo-sched.c (sms_schedule): Build only
5027 reaching def and def-use chains for the propose of the ddg
5030 2007-07-31 Julian Brown <julian@codesourcery.com>
5032 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
5033 New define_insns. Use correct RTL.
5034 (vec_set<mode>): Write as expander.
5036 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
5038 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
5039 to an unallocated space.
5041 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
5044 (split_constant_offset): Enable split_constant_offset to extract
5045 constants from other statements.
5046 * tree-vect-transform.c
5047 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
5048 to a temp var. Force base_offset to be simple.
5050 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
5052 * df-scan.c (df_scan_verify): Remove artificial limit on
5053 the number of blocks for verification.
5054 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
5055 df_simulate_defs): Avoid unnecessary insn checking for defs.
5057 2007-07-29 Mark Mitchell <mark@codesourcery.com>
5059 * config/m68k/lb1sf68.asm (FUNC): New macro.
5061 (__udivsi3): Likewise.
5062 (__divsi3): Likewise.
5063 (__umodsi3): Likewise.
5064 (__modsi3): Likewise.
5065 (__subdf3): Likewise.
5066 (__adddf3): Likewise.
5067 (__muldf3): Likewise.
5068 (__divdf3): Likewise.
5069 (__negdf2): Likewise.
5070 (__cmpdf2): Likewise.
5071 (__subsf3): Likewise.
5072 (__addsf3): Likewise.
5073 (__mulsf3): Likewise.
5074 (__divsf3): Likewise.
5075 (__negsf2): Likewise.
5076 (__cmpsf2): Likewise.
5077 (__eqdf2): Likewise.
5078 (__nedf2): Likewise.
5079 (__gtdf2): Likewise.
5080 (__gedf2): Likewise.
5081 (__ltdf2): Likewise.
5082 (__ledf2): Likewise.
5083 (__eqsf2): Likewise.
5084 (__nesf2): Likewise.
5085 (__gtsf2): Likewise.
5086 (__gesf2): Likewise.
5087 (__ltsf2): Likewise.
5088 (__lesf2): Likewise.
5090 2007-07-30 Ollie Wild <aaw@google.com>
5092 * c-ppoutput.c (print_lines_directives_only): New function.
5093 (scan_translation_unit_directives_only): New function.
5094 (preprocess_file): Add call to scan_translation_unit_directives_only.
5095 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
5096 (sanitize_cpp_opts): Add default flag_dump_macros setting for
5097 -fdirectives-only. Add errors for -fdirectives-only conflict with
5098 -Wunused-macros and -traditional.
5099 (finish_options): Add builtin macro initialization for
5100 -fdirectives-only + -fpreprocessed.
5101 * c.opt (fdirectives-only): New.
5102 * doc/cppopts.texi (fdirectives-only): New.
5104 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5106 * alias.c (record_set, memory_modified_1): Constify.
5107 * bt-load.c (note_btr_set): Likewise.
5108 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
5109 * combine.c (set_nonzero_bits_and_sign_copies,
5110 expand_field_assignment, record_dead_and_set_regs_1,
5111 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
5112 likely_spilled_retval_1): Likewise.
5113 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
5114 frv_io_handle_set): Likewise.
5115 * config/mips/mips.c (mips_sim_record_set,
5116 vr4130_true_reg_dependence_p_1): Likewise.
5117 * config/mt/mt.c (insn_dependent_p_1): Likewise.
5118 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
5119 * config/sh/sh.c (flow_dependent_p_1): Likewise.
5120 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
5121 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
5122 * ddg.c (mark_mem_store): Likewise.
5123 * df-problems.c (df_urec_mark_reg_change): Likewise.
5124 * function.c (update_epilogue_consts): Likewise.
5125 * gcse.c (record_set_info, record_last_set_info,
5126 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
5127 reg_clear_last_set): Likewise.
5128 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
5130 * jump.c (reversed_comparison_code_parts): Likewise.
5131 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
5132 reg_is_set): Likewise.
5133 * loop-iv.c (mark_altered): Likewise.
5134 * mode-switching.c (reg_becomes_live): Likewise.
5135 * optabs.c (no_conflict_move_test): Likewise.
5136 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
5138 * postreload.c (reload_combine_note_store, move2add_note_store):
5140 * regmove.c (flags_set_1): Likewise.
5141 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
5143 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
5145 * resource.c (update_live_status): Likewise.
5146 * rtl.h (set_of, note_stores): Likewise.
5147 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
5148 note_stores, parms_set): Likewise.
5149 * sched-rgn.c (sets_likely_spilled_1): Likewise.
5150 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
5152 * var-tracking.c (count_stores, add_stores): Likewise.
5154 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5156 * alias.c (mems_in_disjoint_alias_sets_p,
5157 fixed_scalar_and_varying_struct_p, aliases_everything_p,
5158 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
5159 write_dependence_p, mems_in_disjoint_alias_sets_p,
5160 read_dependence, true_dependence, canon_true_dependence,
5161 anti_dependence, output_dependence): Constify.
5162 * combine.c (extended_count): Likewise.
5163 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
5164 * cselib.c (get_value_hash, references_value_p,
5165 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
5166 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
5167 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
5168 * function.c (contains, prologue_epilogue_contains,
5169 sibcall_epilogue_contains): Likewise.
5170 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
5171 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
5172 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
5173 reg_or_subregno): Likewise.
5174 * recog.c (asm_noperands): Likewise.
5175 * reload1.c (function_invariant_p): Likewise.
5176 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
5177 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
5178 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
5179 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
5180 true_regnum, reg_or_subregno, condjump_in_parallel_p,
5181 extended_count, prologue_epilogue_contains,
5182 sibcall_epilogue_contains, function_invariant_p, true_dependence,
5183 canon_true_dependence, read_dependence, anti_dependence,
5184 output_dependence): Likewise.
5185 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
5187 2007-07-30 Julian Brown <julian@codesourcery.com>
5189 * config/arm/neon.md (V_ext): New mode attribute.
5190 (neon_vget_lane<mode>): Replace with define_expand.
5191 (neon_vget_lane<mode>_sext_internal)
5192 (neon_vget_lane<mode>_zext_internal): New define_insns for double
5193 and quad precision vectors.
5194 (neon_vget_lanedi): Add bounds check. Remove dead comment.
5195 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
5196 have typeless 32-bit result.
5198 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5201 * tree-affine.h (aff_tree): The type of rest is sizetype for types
5203 * tree-affine.c (aff_combination_scale): If type is a pointer type,
5204 use sizetype for rest.
5205 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
5206 (aff_combination_convert): Don't convert rest for pointer types.
5208 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5210 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
5212 * tree-ssa-alias.c: Add alloc-pool.h.
5213 (init_alias_info): Free alias_bitmap_obstack.
5214 (delete_alias_info): Call delete_mem_ref_stats.
5215 (get_mem_sym_stats_for): Use alloc_pool.
5216 (init_mem_ref_stats): Do not delete mem_ref_stats here.
5217 (delete_mem_sym_stats): Removed.
5219 2007-07-29 Sebastian Pop <sebpop@gmail.com>
5221 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
5222 functions cannot be represented as classical distance vectors.
5224 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5226 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
5227 * builtins.c (validate_arg, builtin_mathfn_code,
5228 validate_arglist): Likewise.
5229 * calls.c (call_expr_flags): Likewise.
5230 * combine.c (reg_nonzero_bits_for_combine,
5231 reg_num_sign_bit_copies_for_combine, get_last_value,
5232 reg_truncated_to_mode): Likewise.
5233 * emit-rtl.c (subreg_lowpart_p): Likewise.
5234 * expr.c (highest_pow2_factor_for_target,
5235 categorize_ctor_elements_1, categorize_ctor_elements,
5236 count_type_elements, contains_packed_reference,
5237 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
5238 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
5239 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
5240 native_encode_int, native_encode_real, native_encode_complex,
5241 native_encode_vector, native_encode_expr, native_interpret_int,
5242 native_interpret_real, native_interpret_complex,
5243 native_interpret_vector, native_interpret_expr): Likewise.
5244 * function.c (use_register_for_decl): Likewise.
5245 * gimplify.c (get_name): Likewise.
5246 * langhooks-def.h (lhd_return_null_const_tree): New.
5247 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
5248 * langhooks.c (lhd_return_null_const_tree): New.
5249 * langhooks.h (lang_get_callee_fndecl): Constify.
5250 * output.h (constructor_static_from_elts_p): Likewise.
5251 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
5252 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
5253 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
5254 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
5255 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
5256 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
5257 * rtlhooks-def.h (reg_nonzero_bits_general,
5258 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
5260 * rtlhooks.c (reg_num_sign_bit_copies_general,
5261 reg_nonzero_bits_general, reg_truncated_to_mode_general):
5263 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
5264 * stor-layout.c (mode_for_size_tree): Likewise.
5265 * tree-ssa-loop-im.c (memref_eq): Likewise.
5266 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
5267 * tree.c (contains_placeholder_p, type_list_equal,
5268 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
5270 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
5271 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
5272 contains_placeholder_p, contains_packed_reference,
5273 get_callee_fndecl, operand_equal_for_phi_arg_p,
5274 warn_if_unused_value, is_body_block, native_encode_expr,
5275 native_interpret_expr, fold_convertible_p, operand_equal_p,
5276 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
5277 validate_arglist, simple_cst_equal, type_list_equal,
5278 use_register_for_decl, call_expr_flags, get_name,
5279 highest_pow2_factor): Likewise.
5280 (const_call_expr_arg_iterator_d,
5281 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
5282 first_const_call_expr_arg, more_const_call_expr_args_p,
5283 FOR_EACH_CONST_CALL_EXPR_ARG): New.
5284 * varasm.c (constructor_static_from_elts_p): Constify.
5286 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
5288 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
5289 config/arm/neon-schedgen.ml, config/arm/neon.ml,
5290 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
5291 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
5292 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
5293 tree-vect-transform.c, tree.def: Fix comment typos. Follow
5294 spelling conventions.
5295 * doc/invoke.texi: Follow spelling conventions.
5297 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
5298 Revital Eres <eres@il.ibm.com>
5300 * modulo-sched.c (sms_schedule): Avoid loops which includes
5301 auto-increment instructions.
5303 2007-07-28 Richard Guenther <rguenther@suse.de>
5306 * fold-const.c (fold_cond_expr_with_comparison): Convert
5307 operand zero of MIN/MAX_EXPR to correct type.
5309 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5311 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
5312 flags_from_decl_or_type): Constify.
5313 * gcc.c (do_spec_1): Likewise.
5314 * print-tree.c (dump_addr, print_node_brief): Likewise.
5315 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
5316 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
5317 tree_purge_all_dead_eh_edges): Likewise.
5318 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
5319 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
5321 * tree.c (expr_location, expr_has_location, expr_locus,
5322 expr_filename, expr_lineno, get_inner_array_type,
5323 fields_compatible_p): Likewise.
5324 * tree.h (get_inner_array_type, fields_compatible_p,
5325 expr_location, expr_has_location, expr_locus, expr_filename,
5326 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
5327 setjmp_call_p, alloca_call_p): Likewise.
5329 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5331 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
5332 TV_FLOW_INSENSITIVE.
5334 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
5336 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
5337 (compute_flow_insensitive_aliasing): Ditto for
5338 TV_FLOW_INSENSITIVE.
5340 2007-07-27 Jan Hubicka <jh@suse.cz>
5342 * config/i386/i386.c (register_move_cost): Remove accidentally
5343 comitted #if 0 block.
5345 * attribs.c: Include hashtab.h
5346 (attribute_hash): New.
5347 (substring): New structure.
5348 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
5350 (init_attributes): Initialize attribute hash.
5351 (decl_attributes): Use attribute hash.
5352 * Makefile.in (attribs.c): Depend on hashtab.h.
5354 2007-07-27 Steve Ellcey <sje@cup.hp.com>
5356 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
5358 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5360 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
5361 __mips_dspr2 and __mips_dsp_rev macros.
5362 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
5364 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
5366 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
5368 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5372 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
5373 and the updating of the live and do_not_gen sets.
5374 (df_note_bb_compute): Added updating of live and do_not_gen sets
5375 for regular defs so that the case of clobber inside conditional
5376 call is processed correctly.
5378 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5380 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
5381 operands with compatible type.
5383 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5385 * expr.h (store_bit_field): Don't return a value.
5386 * expmed.c (check_predicate_volatile_ok): New function.
5387 (store_bit_field_1): New function, extracted from store_bit_field.
5388 Take a fallback_p argument and return true if the operation succeeded.
5389 Only use store_fixed_bit_field if fallback_p. Don't recompute
5390 mode_for_extraction; use op_mode instead. Try forcing memories
5391 into registers if the insv expander fails.
5392 (store_bit_field): Use store_bit_field_1 with fallback_p true.
5393 Don't return a value.
5394 (convert_extracted_bit_field): New function, extracted from
5396 (extract_bit_field_1): Likewise. Take a fallback_p argument
5397 and return NULL if the operation succeeded. Only use
5398 extract_fixed_bit_field if fallback_p. Only calculate one
5399 extraction mode. Combine code for extv and extzv. Try forcing
5400 memories into registers if the ext(z)v expander fails.
5401 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
5403 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5405 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
5407 (df_ref): Likewise. Put regno with other integer fields.
5409 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5411 * df.h (df_mw_hardreg): Remove "loc" field.
5412 * df-scan.c (df_ref_record): Don't set it. Remove redundant
5414 * df-problems.c (df_whole_mw_reg_unused_p): New function,
5415 split out from df_set_unused_notes_for_mw. Return false for
5416 partial references. Assert that mw_reg is a REG when returning true.
5417 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
5418 (df_whole_mw_reg_dead_p): New function, split out from
5419 df_set_dead_notes_for_mw. Return false for partial references.
5420 Assert that mw_reg is a REG when returning true.
5421 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
5422 Remove redundant bitmap check.
5424 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
5426 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
5427 ($(T)crtend.o): Likwise.
5428 ($(T)crtbeginS.o): Likwise.
5429 ($(T)crtendS.o): Likwise.
5430 ($(T)crtfastmath.o): Likwise.
5432 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
5434 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
5435 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
5436 * basic-block.h (struct control_flow_graph): Added x_dom_computed
5437 and x_n_bbs_in_dom_tree fields.
5439 2007-07-26 Steve Ellcey <sje@cup.hp.com>
5441 PR tree-optimization/32087
5442 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
5443 Do not call scale_bbs_frequencies_int with prob of zero.
5445 2007-07-26 Julian Brown <julian@codesourcery.com>
5447 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
5448 (neon_element_bits): Add prototypes.
5449 * config/arm/arm.c (bounds_check, neon_lane_bounds)
5450 (neon_const_bounds, neon_element_bits): New functions.
5451 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
5452 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
5453 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
5454 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
5455 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
5456 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
5457 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
5458 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
5459 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
5460 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
5461 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
5462 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
5463 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
5465 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
5467 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
5468 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
5470 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
5471 Julian Brown <julian@codesourcery.com>
5473 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
5474 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
5475 * config/arm/cortex-a8.md: New.
5476 * config/arm/cortex-a8-neon.md: New.
5477 * config/arm/neon-schedgen.ml: New.
5478 * config/arm/neon.md (vqh_mnem): New.
5480 (Is_float_mode): New.
5481 (Scalar_mul_8_16): New.
5483 (V_mode_nunits): New.
5484 (All instruction patterns): Annotate with neon_type attribute
5486 * config/arm/arm.md: Include cortex-a8.md.
5487 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
5489 Annotate instruction patterns accordingly.
5490 (generic_sched): Do not use generic scheduling for Cortex-A8.
5491 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
5493 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
5495 * fold-const.c (fold_read_from_constant_string): Use
5497 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5499 2007-07-26 Nick Clifton <nickc@redhat.com>
5501 * tree-ssa-operands.h: Change copyright header to refer to version
5502 3 of the GNU General Public License and to point readers at the
5503 COPYING3 file and the FSF's license web page.
5504 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
5505 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
5506 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
5507 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
5508 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
5509 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
5510 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
5511 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
5512 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
5513 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
5514 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
5515 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
5516 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
5517 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
5518 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
5519 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
5520 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
5521 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
5522 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
5523 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
5524 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
5525 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
5526 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
5527 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
5528 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
5529 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
5530 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
5531 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
5532 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
5533 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
5534 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
5535 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
5536 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
5537 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
5538 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
5539 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
5540 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
5541 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
5542 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
5543 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
5544 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
5545 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
5546 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
5547 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
5548 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
5549 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
5550 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
5551 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
5552 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
5553 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
5554 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
5555 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
5556 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
5557 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
5558 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
5559 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
5560 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
5561 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
5562 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
5563 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
5564 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
5565 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
5566 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
5567 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
5568 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
5569 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
5570 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
5571 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
5572 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
5573 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
5574 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
5575 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
5576 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
5577 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
5578 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
5579 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
5580 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
5581 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
5582 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
5583 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
5584 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
5585 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
5586 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
5587 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
5588 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
5589 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
5590 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
5591 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
5592 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
5593 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
5594 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
5595 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
5596 vecprim.h, basic-block.h, tree-ssa-structalias.c,
5597 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
5598 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
5599 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
5600 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
5601 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
5602 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
5603 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
5604 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
5605 convert.c, convert.h, langhooks-def.h, reload1.c,
5606 tree-ssa-operands.c: Likewise.
5608 2007-07-26 Jan Hubicka <jh@suse.cz>
5610 * tree-ssa-live.c: Include debug.h and flags.h.
5611 (mark_scope_block_unused): New function.
5612 (remove_unused_scope_block_p): New function.
5613 (remove_unused_locals): Remove unused blocks too.
5615 2007-07-25 Ian Lance Taylor <iant@google.com>
5617 * combine.c (combine_max_regno): Remove. Remove all uses.
5618 (struct reg_stat_struct): Rename from struct reg_stat.
5619 (reg_stat_type): Define, and declare VECs.
5620 (reg_stat): Change from pointer to VEC. Change all uses.
5621 (combine_split_insns): New static function.
5622 (try_combine, find_split_point): Call it instead of split_insns.
5624 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5626 * cfghooks.c (split_block): Fix the information about loop latch.
5628 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5630 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
5632 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5634 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5635 Scan the new edge for loop exit info.
5637 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
5639 * config/darwin.c: Include debug.h.
5641 2007-07-25 Steve Ellcey <sje@cup.hp.com>
5644 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
5646 2007-07-25 Steve Ellcey <sje@cup.hp.com>
5648 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
5649 (HARD_REGNO_MODE_OK): Ditto.
5650 (MODES_TIEABLE_P): Ditto.
5651 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
5652 (CLASS_MAX_NREGS): Ditto.
5653 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
5654 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
5655 (divdf3_internal_thr): Removed.
5656 * config/ia64/div.md: New file.
5657 * config/ia64/constraints.md: Add H constraint.
5659 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5661 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
5662 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
5663 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
5664 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
5665 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
5666 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
5667 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
5668 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
5669 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
5670 dump_sbitmap_file, debug_sbitmap, popcount_table,
5671 sbitmap_popcount): Constify.
5672 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
5673 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
5674 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
5675 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
5676 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
5677 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
5678 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
5679 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
5680 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
5681 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
5682 sbitmap_popcount, sbitmap_verify_popcount): Constify.
5684 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5686 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
5687 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
5688 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
5689 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
5690 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
5691 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
5692 bitmap_intersect_p, bitmap_intersect_compl_p,
5693 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
5694 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
5696 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
5697 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
5698 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
5699 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
5700 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
5701 debug_bitmap, debug_bitmap_file, bitmap_print,
5702 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
5703 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
5705 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
5707 * config/darwin.c (darwin_override_options): Additional fix for
5708 debug info formats that don't support var tracking.
5710 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5712 * cselib.c (entry_and_rtx_equal_p): Constify.
5713 * gengtype.c (output_mangled_typename, write_types, write_local):
5715 * gengtype.h (const_type_p): New.
5716 * see.c (eq_descriptor_extension, hash_descriptor_extension):
5718 * tlink.c (scan_linker_output): De-constify.
5719 * tree-ssa-loop-im.c (memref_eq): Constify.
5720 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
5721 (shared_bitmap_hash, shared_bitmap_eq): Constify.
5723 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5725 * c-common.c (fname_as_string, c_type_hash): Constify.
5726 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5727 * cgraph.c (edge_hash, edge_eq): Likewise.
5728 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
5729 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
5730 reg_attrs_htab_eq): Likewise.
5731 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
5733 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
5734 const_decl_t, const_state_t, const_automata_list_el_t): New.
5735 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
5736 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
5737 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
5738 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
5739 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
5740 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
5741 compare_max_occ_cycle_nums, out_state_arcs_num,
5742 compare_transition_els_num, units_cmp, state_reservs_cmp):
5744 * genmodes.c (cmp_modes): Likewise.
5745 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
5746 * gimplify.c (compare_case_labels): Likewise.
5747 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
5748 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
5749 * matrix-reorg.c (mtt_info_hash): Likewise.
5750 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
5751 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
5752 (htab_hash_bucket, htab_hash_elem): Constify.
5753 * tree-browser.c (TB_parent_eq): Likewise.
5754 * tree-scalar-evolution.c (hash_scev_info): Likewise.
5755 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
5756 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
5757 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
5759 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
5760 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
5761 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
5762 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
5763 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
5765 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
5766 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
5767 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
5768 * tree-ssa-threadupdate.c (redirection_data_hash,
5769 redirection_data_eq): Likewise.
5770 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
5771 * tree-ssa.c (var_ann_eq): Likewise.
5772 * tree-vrp.c (compare_case_labels): Likewise.
5773 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
5774 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
5775 tree_not_check_failed, tree_class_check_failed,
5776 tree_range_check_failed, tree_not_class_check_failed,
5777 omp_clause_check_failed, omp_clause_range_check_failed,
5778 tree_contains_struct_check_failed, tree_operand_check_failed):
5780 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
5781 tree_not_check_failed, tree_class_check_failed,
5782 tree_range_check_failed, tree_not_class_check_failed,
5783 tree_operand_check_failed, omp_clause_operand_check_failed,
5784 tree_operand_length): Likewise.
5785 * var-tracking.c (const_variable): New.
5786 (variable_htab_hash, variable_htab_eq): Constify.
5787 * varasm.c (const_desc_hash): Likewise.
5789 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5791 * expr.c (handled_component_p): Constify.
5792 * fold-const.c (fit_double_type): Likewise.
5793 * real.h (real_value_from_int_cst): Likewise.
5794 * tree-flow-inline.h (gimple_in_ssa_p,
5795 gimple_aliases_computed_p, gimple_addressable_vars,
5796 gimple_call_clobbered_vars, gimple_referenced_vars,
5797 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
5798 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
5799 may_aliases, end_readonly_imm_use_p, has_zero_uses,
5800 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
5801 is_label_stmt, is_global_var, phi_ssa_name_p,
5802 factoring_name_p, is_call_clobbered, tree_common_ann,
5803 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
5804 unmodifiable_var_p, array_ref_contains_indirect_ref,
5805 ref_contains_array_ref, lookup_subvars_for_var,
5806 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
5807 gimple_mem_ref_stats): Likewise.
5808 * tree-flow.h (tree_common_ann, var_ann, function_ann,
5809 may_aliases, is_exec_stmt, is_label_stmt,
5810 ref_contains_array_ref, array_ref_contains_indirect_ref,
5811 var_can_have_subvars, overlap_subvar, is_call_clobbered,
5812 unmodifiable_var_p): Likewise.
5813 * tree-gimple.c (is_gimple_min_invariant): Likewise.
5814 * tree-gimple.h (is_gimple_min_invariant): Likewise.
5815 * tree.c (type_hash_list, attribute_hash_list, tree_size,
5816 cst_and_fits_in_hwi, real_value_from_int_cst,
5817 build_real_from_int_cst, integer_zerop, integer_onep,
5818 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
5819 tree_floor_log2, real_zerop, real_onep, real_twop,
5820 real_minus_onep, really_constant_p, purpose_member, chain_member,
5821 list_length, fields_length, int_size_in_bytes, bit_position,
5822 int_bit_position, byte_position, int_byte_position, expr_align,
5823 array_type_nelts, tree_node_structure,
5824 type_contains_placeholder_1, iterative_hash_pointer,
5825 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
5826 tree_map_base_eq, type_hash_list, type_hash_eq,
5827 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
5828 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
5829 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5830 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
5831 int_fits_type_p, get_containing_scope, decl_function_context,
5832 decl_type_context, omp_clause_operand_check_failed,
5833 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
5834 * tree.h (omp_clause_operand_check_failed, tree_size,
5835 build_real_from_int_cst, array_type_nelts, purpose_member,
5836 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
5837 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5838 is_attribute_p, check_qualified_type, expr_align,
5839 int_size_in_bytes, bit_position, int_bit_position, byte_position,
5840 int_byte_position, list_length, fields_length, initializer_zerop,
5841 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
5842 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
5843 tree_node_structure, handled_component_p, get_containing_scope,
5844 decl_function_context, decl_type_context, real_zerop,
5845 type_num_arguments, fit_double_type, really_constant_p,
5846 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
5847 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
5848 real_twop, real_minus_onep, int_cst_value): Likewise.
5850 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5852 * cfglayout.c (insn_scope, insn_line): Constify.
5853 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
5854 const_double_htab_hash, const_double_htab_eq,
5855 mem_attrs_htab_hash): Likewise.
5856 * loop-iv.c (biv_eq): Likewise.
5857 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
5858 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
5859 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
5861 * rtl-error.c (location_for_asm, diagnostic_for_asm,
5862 error_for_asm, warning_for_asm, _fatal_insn,
5863 _fatal_insn_not_found): Likewise.
5864 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
5865 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
5866 rtl_check_failed_type2, rtl_check_failed_code1,
5867 rtl_check_failed_code2, rtl_check_failed_code_mode,
5868 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
5869 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
5870 rtl_check_failed_type2, rtl_check_failed_code1,
5871 rtl_check_failed_code2, rtl_check_failed_code_mode,
5872 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
5873 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
5874 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
5875 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
5876 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
5877 rtx_unstable_p, get_integer_term, get_related_value,
5878 offset_within_block_p, reg_mentioned_p, count_occurrences,
5879 reg_referenced_p, reg_used_between_p, no_labels_between_p,
5880 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
5881 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
5882 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
5883 find_constant_src, find_reg_fusage, find_regno_fusage,
5884 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
5885 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
5886 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
5887 computed_jump_p, auto_inc_p, in_expr_list_p,
5888 remove_node_from_expr_list, loc_mentioned_in_p,
5889 label_is_jump_target_p, reversed_comparison_code_parts,
5890 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
5891 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
5892 print_inline_rtx): Likewise.
5893 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
5894 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
5895 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
5896 get_integer_term, get_related_value, offset_within_block_p,
5897 count_occurrences, reg_mentioned_p, no_labels_between_p,
5898 reg_used_between_p, reg_referenced_p, single_set_2,
5899 multiple_sets, set_noop_p, refers_to_regno_p,
5900 reg_overlap_mentioned_p, dead_or_set_p,
5901 covers_regno_no_parallel_p, covers_regno_p,
5902 dead_or_set_regno_p, find_reg_note, find_regno_note,
5903 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
5904 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
5905 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
5906 side_effects_p, may_trap_p_1, may_trap_p,
5907 may_trap_after_code_motion_p, may_trap_or_fault_p,
5908 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
5909 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
5910 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
5911 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
5912 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
5914 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
5915 warning_for_asm): Likewise.
5916 * tree.h (print_rtl): Likewise.
5917 * varasm.c (get_pool_mode): Likewise.
5919 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5921 * c-lex.c (c_lex_with_flags, lex_string): Constify.
5922 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
5923 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5924 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
5925 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
5926 * ddg.c (compare_sccs): Likewise.
5927 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
5928 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
5929 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
5930 decimal_do_fix_trunc, decimal_real_to_integer,
5931 decimal_real_to_integer2, decimal_real_maxval): Likewise.
5932 * dse.c (const_group_info_t): New.
5933 (invariant_group_base_eq, invariant_group_base_hash): Constify.
5934 * dwarf2out.c (const_dw_die_ref): New.
5935 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
5936 * tree-browser.c (TB_parent_eq): Likewise.
5937 * unwind-dw2-fde.c (__register_frame_info_bases,
5938 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
5939 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
5941 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
5942 * unwind-dw2.c (uw_frame_state_for): Likewise.
5943 * value-prof.c (histogram_hash, histogram_eq): Likewise.
5944 * value-prof.h (const_histogram_value): New.
5946 2007-07-25 Richard Sandiford <richard@codesourcery.com>
5948 * config/mips/mips.c (machine_function): Add
5949 initialized_mips16_gp_pseudo_p.
5950 (mips16_gp_pseudo_reg): Do not emit the initialization of
5951 mips16_gp_pseudo_rtx when being called from the gimple cost-
5952 calculation routines; emit it on the first use outside those
5955 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5957 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
5960 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
5961 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
5962 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
5963 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
5964 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
5965 Preserve const-ness of parameters through use of __typeof(),
5966 also constify and tidy.
5968 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
5969 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
5970 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
5971 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
5972 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
5973 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
5974 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
5975 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
5976 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
5978 2007-07-25 Julian Brown <julian@codesourcery.com>
5979 Mark Shinwell <shinwell@codesourcery.com>
5981 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
5982 (alpha_mangle_type): This.
5983 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5984 (TARGET_MANGLE_TYPE): Define this instead.
5985 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
5986 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
5987 (arm_init_neon_builtins): Fix comment.
5988 (arm_mangle_map_entry): New.
5989 (arm_mangle_map): New.
5990 (arm_mangle_type): New.
5991 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
5992 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
5993 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
5994 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5995 (TARGET_MANGLE_TYPE): Define this instead.
5996 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
5997 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
5998 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
5999 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6000 (TARGET_MANGLE_TYPE): Define this instead.
6001 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
6003 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
6004 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6005 (TARGET_MANGLE_TYPE): Define this instead.
6006 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
6007 (s390_mangle_type): This.
6008 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6009 (TARGET_MANGLE_TYPE): Define this instead.
6010 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
6011 (sparc_mangle_type): This.
6012 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
6013 (TARGET_MANGLE_TYPE): Define this instead.
6014 * cp/mangle.c (write_type): Call mangle_type target hook on all
6015 types before mangling. Use original type, not main variant, as
6017 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
6018 (TARGET_MANGLE_TYPE): This.
6019 * target.h (gcc_target): Rename mangle_fundamental_type to
6021 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
6022 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
6024 2007-07-25 Julian Brown <julian@codesourcery.com>
6025 Paul Brook <paul@codesourcery.com>
6026 Joseph Myers <joseph@codesourcery.com>
6027 Mark Shinwell <shinwell@codesourcery.com>
6029 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
6030 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
6031 (with_fpu): Allow --with-fpu=neon.
6032 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6033 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
6034 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
6035 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
6036 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
6037 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
6038 (neon_emit_pair_result_insn, neon_disambiguate_copy)
6039 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
6040 (output_move_neon): Add prototypes.
6041 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
6042 (all_fpus): Add FPUTYPE_NEON.
6043 (fp_model_for_fpu): Add NEON field.
6044 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
6045 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
6047 (arm_legitimate_address_p): Don't support fancy addressing for NEON
6049 (thumb2_legitimate_address_p): Likewise.
6050 (neon_valid_immediate): Recognize and prepare constants suitable for
6052 (neon_immediate_valid_for_move): New function. Recognize and prepare
6053 immediates for NEON move instructions.
6054 (neon_immediate_valid_for_logic): New function. Recognize and
6055 prepare immediates for NEON logic instructions.
6056 (neon_output_logic_immediate): New function. Create asm string
6057 suitable for outputting immediate logic instructions.
6058 (neon_pairwise_reduce): New function. Implement reduction using
6059 pairwise operations.
6060 (neon_expand_vector_init): New function. Expand a (possibly
6061 non-constant) vector initialization.
6062 (neon_vector_mem_operand): New function. Memory operands supported
6063 for quad-word loads/stores to/from ARM or NEON registers. Don't
6064 allow base+offset addressing for core regs.
6065 (neon_struct_mem_operand): New function. Valid mems for NEON
6067 (coproc_secondary_reload_class): Enable NEON registers to be loaded
6068 from neon_vector_mem_operand addresses without a secondary register.
6069 (add_minipool_forward_ref): Handle >8-byte minipool entries.
6070 (add_minipool_backward_ref): Likewise.
6071 (dump_minipool): Likewise.
6072 (push_minipool_fix): Likewise.
6073 (output_move_quad): New function. Output quad-word moves, loads and
6074 stores using ARM registers.
6075 (output_move_vfp): Add support for vectors in VFP (NEON) D
6077 (output_move_neon): Output a NEON load/store to/from a quadword
6079 (arm_print_operand): Implement new codes:
6080 - 'c' for unadorned integers (without a # sign).
6081 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
6083 - 'e', 'f' for the low and high D parts of a NEON Q register.
6084 - 'q' outputs a NEON Q register.
6085 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
6086 - 'T' prints NEON opcode features from a coded bitmask.
6087 - 'F' is similar to T, but signed/unsigned codes both print as
6089 - 't' is similar to T, but 'u' is printed instead of 'p'.
6090 - 'O' prints 'r' if NEON instruction should perform rounding (as
6091 specified by bitmask), else prints nothing.
6092 - '#' is a punctuation character to stop operand numbers from
6093 running together with following digits in the assembler
6094 strings for instructions (when using mode attributes).
6095 (arm_assemble_integer): Handle extra NEON vector modes. Permute
6096 constant vectors in big-endian mode, where necessary.
6097 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
6098 Handle EI, OI, CI, XI modes.
6099 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
6100 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
6101 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
6102 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
6103 (neon_builtin_type_bits): Add enumeration, one bit for each vector
6105 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
6106 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
6107 to turn v8qi, etc. into bits defined above.
6108 (neon_itype): New enumeration. Classifications of NEON builtins.
6109 (neon_builtin_datum): Define struct. Contains information about
6110 a single builtin (with multiple modes).
6111 (CF): Define helper macro for...
6112 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
6114 (neon_builtin_data): New array. Define information about builtins
6115 for use during initialization/expansion.
6116 (arm_init_neon_builtins): New function.
6117 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
6119 (neon_builtin_compare): New function.
6120 (locate_neon_builtin_icode): New function. Find an insn code for a
6121 builtin given a function code for that builtin. Also return type of
6122 builtin (NEON_BINOP, NEON_UNOP etc.).
6123 (builtin_arg): New enumeration. Types of arguments for builtins.
6124 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
6125 Takes a variable argument list of builtin_arg types, terminated by
6127 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
6128 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
6129 (neon_emit_pair_result_insn): New function. Support returning pairs
6130 of vectors via a pointer.
6131 (neon_disambiguate_copy): New function. Set up operands for a
6132 multi-word copy such that registers do not get clobbered.
6133 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
6134 ARM_BUILTIN_NEON_BASE.
6135 (arm_file_start): Set float-abi attribute for NEON.
6136 (arm_vector_mode_supported_p): Enable NEON vector modes.
6137 (arm_mangle_map_entry): New.
6138 (arm_mangle_map): New.
6139 (arm_mangle_vector_type): New.
6140 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
6142 (TARGET_NEON): New macro. Target supports NEON.
6143 (fputype): Add FPUTYPE_NEON.
6144 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
6145 for vectorization based on command-line arg.
6146 (NEON_REGNO_OK_FOR_NREGS): Define.
6147 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
6148 (VALID_NEON_STRUCT_MODE): Define.
6149 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
6150 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
6151 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
6152 (consttable_16): Add pattern for outputting 16-byte minipool
6154 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
6156 (vec-common.md, neon.md): Include md files.
6157 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
6158 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
6159 (memory_constraint "Ut", "Un", "Us"): Define.
6160 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
6161 (MMX_char): New mode attribute.
6162 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
6163 (*add<mode>3_iwmmxt): New insn pattern.
6164 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
6165 (*sub<mode>3_iwmmxt): New insn pattern.
6166 (mulv4hi3): Rename to...
6167 (*mulv4hi3_iwmmxt): This.
6168 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
6169 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
6170 (uminv4hi3, uminv2si3): Remove. Replace with...
6171 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
6172 (*umin<mode>3_iwmmxt): These.
6173 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
6174 (ashr<mode>3_iwmmxt): This new pattern.
6175 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
6176 (lshr<mode>3_iwmmxt): This new pattern.
6177 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
6178 (ashl<mode>3_iwmmxt): This new pattern.
6179 * config/arm/neon-docgen.ml: New file. Generate documentation for
6181 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
6182 * config/arm/arm_neon.h: New (autogenerated).
6183 * config/arm/neon-testgen.ml: New file. Generate NEON tests
6185 * config/arm/neon.md: New file. Define NEON instructions.
6186 * config/arm/neon.ml: New file. Abstract description of NEON
6187 instructions, used to generate arm_neon.h header, documentation and
6189 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
6190 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
6192 * doc/extend.texi (ARM Built-in Functions): Rename and remove
6194 (ARM NEON Intrinsics): New subsection.
6195 * doc/arm-neon-intrinsics.texi: New (autogenerated).
6197 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
6199 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
6202 2007-07-24 Jan Hubicka <jh@suse.cz>
6204 * regclass.c (move_table): New type.
6205 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
6206 (init_move_cost): Break out from ...
6207 (init_reg_sets_1): ... here; simplify computation of
6208 have_regs-of_mode and contains_reg_of_mode.
6209 (record_reg_classes): Unswitch internal loops.
6210 (copy_cost): Trigger lazy initialization of move cost
6211 (record_address_regs): Likewise.
6213 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
6215 * config/darwin.c (darwin_override_options): Don't force on
6216 flag_var_tracking_uninit when no debug info is requested.
6218 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6220 * cfgloop.c (init_loops_structure): New function.
6221 (flow_loops_find): Create root of the loop tree unconditionally.
6223 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
6225 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
6227 2007-07-24 Jan Hubicka <jh@suse.cz>
6229 * caller-save.c: Include ggc.h, gt-caller-save.h
6230 (reg_save_code, reg_restore_code): Rename to ...
6231 (cached_reg_save_code, cached_reg_restore_code): ... those.
6232 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
6233 (reg_save_code, reg_restore_code): New functions.
6234 (init_caller_save): Do not intialize
6235 reg_save_code/reg_restore_code tables.
6236 * Makefile.in: (gt-caller-save.h): New.
6238 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6240 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
6241 with the mode of the original operand instead of
6244 2007-07-23 Jan Hubicka <jH@suse.cz>
6246 * i386.c (ix86_secondary_memory_needed): Break out to...
6247 (inline_secondary_memory_needed): ... here.
6248 (ix86_memory_move_cost): Break out to ...
6249 (inline_memory_move_cost): ... here; add support for IN value of 2 for
6250 maximum of input and output; fix handling of Q_REGS on 64bit.
6251 (ix86_secondary_memory_needed): Microoptimize.
6253 2007-07-23 Sebastian Pop <sebpop@gmail.com>
6255 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
6256 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
6257 stmts_from_loop, known_dependences_p, build_rdg): New.
6258 * tree-data-ref.h: Depends on graphds.h.
6259 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
6260 (build_rdg): Declared.
6261 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
6263 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
6265 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
6268 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
6269 Jakub Jelinek <jakub@redhat.com>
6271 PR middle-end/PR28690
6272 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
6274 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
6275 and MEM_POINTER operands over REG and MEM operands.
6276 (swap_commutative_operands_p): Change return value to bool.
6277 * rtl.h: Update the corresponding prototype.
6278 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
6279 instead of gen_rtx_PLUS.
6280 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
6281 value to bool. Change function arguments to rtx's and update code
6283 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
6284 calls to match the new declaration.
6285 * simplify-rtx.c (simplify_associative_operation): Don't
6286 reorder simplify_binary_operation arguments.
6288 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6290 * config/mips/mips.c (override_options): Use mips_costs to derive
6291 the default branch cost.
6292 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
6294 * config/mips/mips.opt (mbranch-cost=): New option.
6295 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
6297 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6299 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
6300 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
6301 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
6302 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
6304 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6306 * config/mips/constraints.md (ks): New constraint.
6307 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
6308 (*add<mode>3_mips16): ...here.
6310 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
6312 * optabs.h (enum optab_index): Add new OTI_signbit.
6313 (signbit_optab): Define corresponding macro.
6314 (enum insn_code signbit_optab[]): Remove array.
6315 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
6316 (expand_copysign_absneg): If back end provides signbit insn, use it
6317 instead of bit operations on floating point argument.
6318 * builtins.c (enum insn_code signbit_optab[]): Remove array.
6319 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
6320 for availability of signbit insn.
6322 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
6323 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
6324 SSE mode is not active.
6325 (isinf<mode>2): Disable for mfpmath=sse,387.
6327 2007-07-22 Ben Elliston <bje@au.ibm.com>
6329 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
6331 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
6333 2007-07-20 Richard Guenther <rguenther@suse.de>
6335 * tree-cfg.c (verify_expr): COND_EXPRs can have any
6336 integral typed condition.
6337 * tree-ssa.c (useless_type_conversion_p): Do not preserve
6338 booleanness. Only preserve conversions from a non-base
6339 type to a base type, not in general between types with
6340 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
6341 * tree.def (COND_EXPR): Document that the condition
6342 can be of any integral type.
6344 2007-07-20 Nigel Stephens <nigel@mips.com>
6345 Richard Sandiford <richard@codesourcery.com>
6347 * config/mips/mips.h (mips_dwarf_regno): Declare.
6348 (DBX_REGISTER_NUMBER): Remove redundant brackets.
6349 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
6350 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
6351 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
6352 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6353 (REG_CLASS_NAMES): Update accordingly.
6354 * config/mips/mips.c (mips_dwarf_regno): New array.
6355 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6356 (mips_subword): Remove special handling for accumulator registers.
6357 (override_options): Initiailize mips_dwarf_regno. Remove use
6359 (mips_swap_registers): New function.
6360 (mips_conditional_register_usage): Swap accumulator registers
6361 around if TARGET_LITTLE_ENDIAN.
6362 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
6363 * config/mips/constraints.md (h, l): Use the endianness to choose
6364 between MD0_REG and MD1_REG.
6365 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
6366 alternative-dependent template.
6368 2007-07-20 Richard Sandiford <richard@codesourcery.com>
6370 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
6373 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6375 * function.c (thread_prologue_and_epilogue_insns): Fix exit
6376 predecessor fallthru flags.
6378 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6380 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
6381 of compare to the same type.
6382 * cfgloopmanip.c (add_loop): Update information about loop exits.
6383 (loop_version): Remove the innermost loop requirement.
6384 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
6385 to sizetype for pointers.
6387 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
6389 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
6390 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
6391 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
6393 * config/dfp-bit.c: Empty for TFmode conversions.
6395 2007-07-18 Caroline Tice <ctice@apple.com>
6397 * var-tracking.c (find_src_status): Check for COND_EXEC insns
6398 and handle them correctly; check that src is not NULL before
6400 (find_src_set_src): Likewise.
6402 2007-07-18 Bob Wilson <bob.wilson@acm.org>
6404 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
6405 (struct alignment_context, init_alignment_context): New.
6406 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
6407 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
6408 (XCHAL_HAVE_S32C1I): Likewise.
6409 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
6410 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
6411 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
6412 (ATOMIC, HQI): New macros.
6413 (memory_barrier, *memory_barrier): New.
6414 (sync_lock_releasesi): New.
6415 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
6416 (sync_lock_test_and_set<mode>): New.
6417 (sync_<atomic><mode>): New.
6418 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
6419 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
6420 (xtensa_expand_atomic): New.
6422 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6426 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
6427 transformation for builtin ISNORMAL.
6428 (expand_builtin): Handle BUILT_IN_ISNORMAL.
6429 * builtins.def (BUILT_IN_ISNORMAL): New.
6430 * doc/extend.texi: Document isnormal.
6432 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6436 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
6437 optabs infrastructure. Provide generic implementation for
6439 (expand_builtin): Handle FINITE/ISFINITE.
6440 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
6441 (fold_builtin_1): Likewise.
6443 * builtins.def (BUILT_IN_ISFINITE): New.
6445 * doc/extend.texi: Document isfinite.
6447 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6452 * builtins.c (expand_builtin_interclass_mathfn): Provide a
6453 generic fallback for isinf.
6454 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
6455 calculation code ...
6456 * real.c (get_max_float): ... to here.
6457 * real.h (get_max_float): New.
6459 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6463 * builtin-attrs.def (ATTR_TYPEGENERIC,
6464 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
6466 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
6467 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
6468 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
6469 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
6471 * c-common.c (handle_type_generic_attribute): New.
6472 (c_common_attribute_table): Add "type generic".
6474 * c-typeck.c (convert_arguments): Handle "type generic" functions.
6476 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
6478 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
6479 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
6482 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
6485 * config/cris/cris.c (cris_print_index): Don't use XEXP before
6486 checking that the operand is an expression.
6488 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
6489 Danny Smith <dannysmith@users.sourceforge.net>
6492 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
6493 file mapping object in local namespace if Windows version later
6496 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6498 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
6499 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
6500 arm_cannot_force_const_mem.
6501 (arm_cannot_force_const_mem): New function.
6502 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
6503 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
6504 of arm_tls_referenced_p.
6505 * config/arm/arm.md (movsi): Split out-of-section constants when
6506 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
6507 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6509 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6511 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
6513 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6515 * config/mips/mips.md (*extendqihi2): Convert the destination
6518 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6520 * config/pa/fptr.c: Update license header.
6521 * config/pa/milli64.S: Likewise.
6523 2007-07-17 Nick Clifton <nickc@redhat.com>
6525 * COPYING_v3: New file. Contains version 3 of the GNU General
6527 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
6528 Lesser General Public License.
6529 * doc/include/gpl_v3.texi: New file. Contains version 3 of
6530 the GNU General Public License.
6532 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
6534 PR rtl-optimization/32773
6535 * cfglayout.c (force_one_exit_fallthru): New function.
6536 (cfg_layout_finalize): Use it.
6538 2007-07-16 Richard Guenther <rguenther@suse.de>
6539 Uros Bizjak <ubizjak@gmail.com>
6541 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
6542 before forcing it to gimple operand.
6544 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6545 David Ung <davidu@mips.com>
6547 * config/mips/mips.h (TUNE_24K): Define.
6548 (TUNE_MACC_CHAINS): Add TUNE_24K.
6549 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
6551 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
6552 (r74k_int_madd): .. this new reservation.
6553 (define_bypass): Fixed bypasses for r74k_int_madd to use
6555 * config/mips/24k.md (define_bypass): Define new
6556 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
6558 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6559 Nigel Stephens <nigel@mips.com>
6561 * config/mips/mips.md: Include 20kc.md.
6562 * config/mips/20kc.md: New file.
6563 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
6564 (mips_adjust_cost): Tweak for 20Kc.
6565 (mips_issue_rate): Likewise.
6566 * config/mips/mips.h (TUNE_20KC): Define.
6568 2007-07-16 David Edelsohn <edelsohn@gnu.og>
6570 * config/rs6000/rs6000.c (struct processor_cost): Add
6571 cache_line_size, l1_cache_lines, and simultaneous_prefetches
6573 (*_cost): Add cache information.
6574 (rs6000_override_options): Set cache parameters.
6576 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6579 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
6580 * doc/install.texi (mips-sgi-irix6): pthread support works now.
6582 2007-07-16 Paul Brook <paul@codesourcery.com>
6585 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
6586 (cirrus_thumb2_movsi_insn): Ditto.
6588 2007-07-15 Geoffrey Keating <geoffk@apple.com>
6590 * config/rs6000/darwin-fallback.c (interpret_libc): Change
6593 2007-07-15 Andrew Haley <aph@redhat.com>
6595 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
6596 before looking in the context.
6598 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6602 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
6603 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
6604 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
6605 (pa_output_function_prologue): Use rp_saved and
6606 current_function_is_leaf to generate .CALLINFO statement.
6607 (hppa_expand_prologue): Set rp_saved.
6608 (hppa_expand_epilogue): Use rp_saved.
6609 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
6610 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
6612 2007-07-14 Dirk Mueller <dmueller@suse.de>
6614 * omega.c (coalesce): Fix memory leak on early exit.
6615 * matrix-reorg.c (check_allocation_function): Likewise.
6616 * tree-vect-transform.c (vect_get_new_vect_var): free result
6618 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6619 pass pointer to edge vector
6620 (partition_hot_cold_basic_blocks): Fix memory leak.
6621 * collect2.c (prefix_from_string): Free temporary storage.
6622 * reload1.c (fixup_abnormal_edges): Free sbitmap.
6624 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
6626 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
6627 (DO_GLOBAL_DTORS_BODY): Likewise.
6629 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
6630 Nigel Stephens <nigel@mips.com>
6632 * config/mips/mips.c (mips_classify_symbol): Don't return
6633 SYMBOL_SMALL_DATA for constant pool addresses if
6634 TARGET_EMBEDDED_DATA is true.
6636 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
6638 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
6639 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
6640 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
6641 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
6642 __builtin_ia32_storehps, __builtin_ia32_storelps,
6643 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
6644 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
6645 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
6646 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
6647 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
6648 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
6649 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
6650 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
6651 using def_builtin_const.
6653 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
6655 PR tree-optimization/32705
6656 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
6657 (simplify_binary_expression): Use SSA_VAL consistently.
6659 2007-07-13 David Edelsohn <edelsohn@gnu.org>
6661 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
6662 (SPEFSCR_REGNO): Delete definition.
6663 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
6664 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6665 * config/rs6000/rs6000.h: Do not define *_REGNO.
6666 LINK_REGISTER_REGNUM -> LR_REGNO.
6667 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6668 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
6669 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6670 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
6671 R_VRSAVE, R_VSCR. Use them.
6672 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
6673 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
6674 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
6675 * config/rs6000/aix.h: Define R_LR. Use it.
6677 2007-07-13 Caroline Tice <ctice@apple.com>
6679 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
6680 flag_var_tracking is explicitly turned off (i.e. when variable
6681 tracking is not feasible); otherwise, turn flag_var_tracking on when
6682 flag_var_tracking_uninit is on.
6683 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
6684 note definitions, to allow recording of initialization status in the
6686 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
6687 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
6688 determine if two note locations are equal.
6689 (output_loc_list): Don't output list entries whose start & end labels
6691 (reg_loc_descriptor): Add parameter for initialization status; pass it
6692 to other loc descriptor functions.
6693 (one_reg_loc_descriptor): Add parameter for initialization status;
6694 check its value and add DW_OP_GNU_uninit to returned loc descr if
6696 (multiple_reg_loc_descriptor): Add parameter for initialization
6698 pass init status argument to other loc descriptor functions; check
6699 value of intialization parameter and add DW_OP_GNU_uninit to returned
6700 loc descr if appropriate.
6701 (based_loc_descr): Add parameter for initialization status; add new
6702 variable for return value; check value of initialization parameter and
6703 add DW_OP_GNU_uninit to returned loc descr if appropriate.
6704 (concatn_mem_loc_descriptor): Add parameter for initialization status;
6705 pass init status argument to other loc descriptor functions; check
6706 value of intialization parameter and add DW_OP_GNU_uninit to returned
6707 loc descr if appropriate.
6708 (mem_loc_descriptor): Likewise.
6709 (concat_loc_descriptor): Likewise.
6710 (concatn_loc_descriptor): Likewise.
6711 (loc_descriptor): Add parameter for initialization status; pass it as
6712 argument to other loc descriptor function calls.
6713 (loc_descriptor_from_tree_1): Add appropriate initialization status
6714 to loc descriptor function calls.
6715 (add_location_or_const_value_attribute): Get initialization status
6716 from VAR_LOCATION note; add initialization status to loc descriptor
6718 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
6719 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
6720 status is uninitialized, add "[uninint]" to output.
6721 * common.opt (fvar-tracking-uninit): New option, similar to
6722 fvar-tracking, to turn on tracking of uninitialized variables; creates
6723 a new global flag, flag_var_tracking_uninit.
6724 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
6725 (enum var_init_status): New type, for var initialization status field.
6726 * var-tracking.c (struct location_chain_def): Two new fields, init,
6727 for initialization status, and set_src for the assignment value expr.
6728 (unshare_variable): New parameter for initialization status;
6729 initialize new init and set_src fields.
6730 (var_reg_set): New parameters for initialization status and value;
6731 pass them to set_variable_part.
6732 (var_mem_set): Likewise.
6733 (get_init_value): New function.
6734 (var_reg_delete_and_set): New initialization status & value
6735 parameters; add call to get_init_value if status is unknown; pass new
6736 parameters to clobber_variable_part and var_reg_set.
6737 (var_mem_delete_and_set): Likewise.
6738 (var_reg_delete): Pass null set_src value to clobber_variable_part.
6739 (var_mem_delete): Likewise.
6740 (variable_union): Pass status to unshare_variable; initialize new init
6741 and set_src fields. If flag_var_tracking_uninit is not set, force
6742 status to initialized.
6743 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
6744 used later to get the set_src value.
6745 (find_src_status): New function.
6746 (find_src_set_src): New function.
6747 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
6748 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
6749 MO_SET, get set_src value and pass it to var_reg_delete_and_set
6750 and var_mem_delete_and_set.
6751 (dump_variable): Print out "[uninit]" if appropriate.
6752 (set_variable_part): Add new initialization and set_src parameters;
6753 pass status to unshare_variable; set node->init and node- >set_src
6754 fields and modify slot in hash table appropriately; save the init and
6755 set_src values if appropriate and assign to the new node.
6756 (clobber_variable_part): New set_src parameter; if two nodes have
6757 same variable and same location but different set_src (assignment)
6758 values, clobber old node.
6759 (delete_variable_part): Pass init status to unshare_variable.
6760 (emit_note_insn_var_location): Add initialized var; assign var's init
6761 status to new 'initialized'; pass new init status field to calls to
6762 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
6763 status to initialized.
6764 (emit_notes_in_bb): Pass initialization status to calls to
6765 var_reg_set, var_mem_set, var_reg_delete_and_set and
6766 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
6767 var_reg_delete_and_set and var_mem_delete_and_set; call
6768 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
6769 make up for change in add_stores.
6770 (vt_add_function_parameters): Add status to calls to
6772 * config/darwin.c (darwin_override_options): Turn on uninitialized
6773 tracking automatically, if var_tracking is on and the system is
6776 2007-07-13 Sa Liu <saliu@de.ibm.com>
6778 * config.gcc: Add options for arch and tune on SPU.
6779 * config/spu/predicates.md: Add constant operands 0 and 1.
6780 * config/spu/spu-builtins.def: Add builtins for double precision
6781 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
6782 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
6784 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
6786 * config/spu/spu-protos.h: Add new function prototypes.
6787 * config/spu/spu.c (spu_override_options): Check options -march and
6789 (spu_comp_icode): Add comparison code for DFmode and vector mode.
6790 (spu_emit_branch_or_set): Use the new code for DFmode and vector
6792 (spu_const_from_int): New. Create a vector constant from 4 ints.
6793 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
6794 (spu_emit_vector_compare): New. Emit vector compare.
6795 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
6796 * config/spu/spu.h: Add options -march and -mtune. Define processor
6797 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
6798 CANONICALIZE_COMPARISON.
6799 * config/spu/spu.md: Add new insns for double precision compare
6800 and double precision vector compare. Add vcond and smax/smin patterns
6801 to enable DFmode vector conditional expression.
6802 * config/spu/spu.opt: Add options -march and -mtune.
6803 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
6804 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
6805 both CELL and CELLEDP targets: spu_testsv.
6806 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
6809 2007-07-13 Richard Guenther <rguenther@suse.de>
6811 PR tree-optimization/32721
6812 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
6813 TREE_THIS_VOLATILE on the folded reference.
6814 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
6815 if the array reference has TREE_THIS_VOLATILE set.
6817 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
6820 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
6822 2007-07-13 Andreas Schwab <schwab@suse.de>
6824 * gengtype-lex.l: Allow declarations to be indented.
6826 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6828 * ginclude/tgmath.h: New.
6829 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
6830 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
6831 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
6832 * configure: Regenerate.
6834 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6836 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
6837 correct index when setting register save state for xd
6840 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6842 * config/sh/sh.c (mark_use): Remove.
6844 2007-07-12 Paul Brook <paul@codesourcery.com>
6846 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
6847 reg does not overlap return value.
6849 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
6851 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
6852 (set_expression_vuses): Ditto.
6853 (init_pre): Initialize expression_vuses.
6855 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6857 * config/i386/sse.md (storentdf, storentsf): New.
6859 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6861 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
6863 * tree.c (build_decl_stat): Move code from here...
6864 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
6865 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
6866 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
6867 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
6868 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
6871 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6872 Devang Patel <dpatel@apple.com>
6874 PR tree-optimization/25413
6875 * targhooks.c (default_builtin_vector_alignment_reachable): New.
6876 * targhooks.h (default_builtin_vector_alignment_reachable): New.
6877 * tree.h (contains_packed_reference): New.
6878 * expr.c (contains_packed_reference): New.
6879 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
6880 (vect_enhance_data_refs_alignment): Call
6881 vector_alignment_reachable_p.
6882 * target.h (vector_alignment_reachable): New builtin.
6883 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
6884 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
6885 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
6887 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6889 * target.h (builtin_vectorization_cost): Add new target builtin.
6890 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
6891 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
6892 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
6893 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
6894 uninitialized variables.
6895 * tree-vect-transform.c (cost_for_stmt): New function.
6896 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
6897 using cost 1 for all scalar stmts. Be less conservative when
6898 estimating the number of prologue/epulogue iterations. Call
6899 targetm.vectorize.builtin_vectorization_cost. Return
6900 min_profitable_iters-1.
6901 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
6902 initialization cost instead of TARG_VEC_STMT_COST. Use
6903 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
6904 epilogue code. Fix epilogue cost computation.
6905 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
6906 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
6907 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
6908 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
6909 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
6910 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
6912 2007-07-12 Richard Guenther <rguenther@suse.de>
6914 * gimplify.c (gimplify_conversion): Make sure that the result
6915 from maybe_fold_offset_to_reference is trivially convertible
6916 to the desired type before doing the simplification.
6917 (gimplify_expr): Likewise.
6918 * fold-const.c (fold_binary): Use the correct types for
6919 building the simplified expression.
6921 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6923 PR rtl-optimization/32729
6924 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
6925 that fallthru to exit.
6927 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
6929 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
6930 (symDTPOFF2reg): Likewise.
6932 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
6934 PR tree-optimization/32663
6936 * tree.h (VALUE_HANDLE_VUSES): Remove.
6937 (struct tree_value_handle): Remove vuses.
6939 * tree-vn.c (create_value_handle_for_expr): Don't set
6942 * tree-ssa-pre.c (expression_vuses): New.
6943 (alloc_expression_id): Set up expression_vuses.
6944 (get_expression_vuses): New.
6945 (set_expression_vuses): Ditto.
6946 (clear_expression_ids): Modify for expression_vuses.
6947 (phi_translate_1): Ditto.
6948 (phi_translate_set): Ditto.
6949 (value_dies_in_block_x): Ditto
6950 (valid_in_sets): Ditto.
6951 (add_to_sets): Ditto.
6952 (find_existing_value_expr): Ditto.
6953 (create_value_handle_for_expr): Ditto.
6954 (make_values_for_stmt): Ditto.
6955 (vuse_equiv): Remove.
6957 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
6959 * Makefile.in (mostlyclean): Remove object files.
6961 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6963 * toplev.c (no_new_pseudos): Deleted.
6964 * rtl.h (no_new_pseudos): Deleted.
6965 * tree-pass.h (pass_no_new_pseudos): Deleted.
6966 * passes.c (pass_no_new_pseudos): Deleted.
6967 * final.c (rest_of_clean_state): Removed no_new_pseudos.
6968 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
6969 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
6971 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
6972 * rtlhooks.c (gen_lowpart_general): Ditto.
6973 * optabs.c (prepare_operand): Ditto.
6974 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
6976 * modulo-sched.c (rest_of_handle_sms): Ditto.
6977 * see.c (rest_of_handle_see): Ditto.
6978 * ifcvt.c (if_convert): Ditto.
6979 (gate_handle_if_after_combine): Replaced no_new_pseudos with
6981 * init-regs.c (gate_initialize_regs): Deleted set of
6983 * lower-subreg.c (decompose_multiword_subregs): Ditto.
6984 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
6985 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
6987 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
6990 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
6991 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
6992 (*vec_extractv2di_1_rex64): New insn pattern.
6994 2007-07-11 David Daney <ddaney@avtrex.com>
6996 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
6997 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
6998 for SIGNAL_UNWIND_RETURN_COLUMN.
6999 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
7000 (DWARF_FRAME_REGNUM): Rewrite.
7001 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
7003 2007-07-11 Nick Clifton <nickc@redhat.com>
7005 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
7006 delta and use gen_int_mode in place of GET_INT instead.
7008 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
7010 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
7013 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
7015 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
7016 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
7018 * params.h (VERIFY_CANONICAL_TYPES): Remove.
7019 (USE_CANONICAL_TYPES): New.
7020 * doc/invoke.texi (verify-canonical-types): Remove.
7021 (use-canonical-types): Add.
7023 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
7025 * config/spu/spu.c (spu_optimization_options): Remove setting of
7026 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
7027 (spu_override_options): Move it here.
7029 2007-07-11 Richard Sandiford <richard@codesourcery.com>
7031 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
7032 * config/mips/mips.c (mips_cpu_info_table): Mention
7033 MIPS_ISA_LEVEL_SPEC in the comment.
7035 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7037 PR tree-optimization/32713
7038 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
7040 2007-07-11 Paolo Carlini <pcarlini@suse.de>
7043 * c-opts.c (c_common_post_options): Do not change flag_complex_method
7044 conditional to flag_isoc99.
7045 (c_common_init_options): Do it here, unconditionally.
7047 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7049 PR tree-optimization/32589
7050 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
7051 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
7052 * tree-ssa-propagate.c (valid_gimple_expression_p): New
7053 predicate, extracted from...
7054 (set_rhs): ...here. Call it for the expression on entry.
7055 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
7056 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
7057 (simplify_binary_expression): Use valid_gimple_expression_p
7058 to validate the simplification.
7059 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
7061 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
7063 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
7064 DWARF2_DEBUG on 32 bit target too.
7065 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
7067 2007-07-11 Nick Clifton <nickc@redhat.com>
7069 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
7070 version for 64-bit hosts.
7072 2007-07-10 David Daney <ddaney@avtrex.com>
7074 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
7076 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
7078 * config/mips/mips.c (mips_expand_synci_loop): New function.
7079 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
7080 (UNSPEC_RDHWR): Same.
7081 (UNSPEC_SYNCI): Same.
7082 (UNSPEC_SYNC): Same.
7083 (clear_cache): New expand.
7087 (clear_hazard): Same.
7088 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
7090 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
7091 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
7093 2007-07-10 Ian Lance Taylor <iant@google.com>
7095 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
7098 2007-07-10 David Daney <ddaney@avtrex.com>
7100 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
7101 * builtins.c (expand_builtin___clear_cache): New function.
7102 (expand_builtin): Call expand_builtin___clear_cache for
7103 BUILT_IN_CLEAR_CACHE case.
7104 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
7105 * doc/md.texi (clear_cache): Document new instruction pattern.
7106 * testsuite/gcc.dg/builtins-64.c: New test.
7108 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
7110 * config/cris/cris.md ("movsi"): Fix typo in last change.
7112 2007-07-09 Geoffrey Keating <geoffk@apple.com>
7115 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
7117 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
7118 * varasm.c (assemble_start_function): Honor DECL_ALIGN
7119 for FUNCTION_DECLs. Don't use align_functions_log if
7121 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
7122 even for FUNCTION_DECLs.
7123 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
7125 * tree.h (DECL_ALIGN): Update for new location of 'align'.
7126 (DECL_FUNCTION_CODE): Update for new location and name of
7128 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
7129 (struct tree_decl_common): Move 'align' and 'off_align' out
7130 of union, ensure they're still on a 32-bit boundary. Remove
7131 other fields in union 'u1'.
7132 (struct tree_function_decl): Add field 'function_code' replacing
7133 'u1.f' in tree_decl_common.
7134 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
7135 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
7136 (Variable Attributes): Cross-reference 'aligned' attribute
7137 to Function Attributes.
7138 * flags.h (force_align_functions_log): Delete.
7139 * toplev.c (force_align_functions_log): Delete.
7141 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
7144 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
7145 (*vec_concatv2di_rex): New insn pattern.
7147 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7150 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
7152 2007-07-10 Ian Lance Taylor <iant@google.com>
7154 Replace no_new_pseudos in backends.
7155 * rtl.h (can_create_pseudo_p): Define.
7156 * config/darwin.c (machopic_indirect_data_reference): Use
7157 can_create_pseudo_p () instead of no_new_pseudos.
7158 (machopic_indirect_data_reference): Likewise.
7159 (machopic_legitimize_pic_address): Likewise.
7160 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
7161 (alpha_emit_set_const_1): Likewise.
7162 (alpha_emit_set_const): Likewise.
7163 (alpha_emit_conditional_move): Likewise.
7164 (alpha_split_conditional_move): Likewise.
7165 * config/alpha/alpha.md (various splitters): Likewise.
7167 * config/arm/arm.c (legitimize_pic_address): Likewise.
7168 (arm_load_pic_register): Likewise.
7169 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
7170 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
7171 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
7172 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
7173 * config/cris/cris.md (movsi): Likewise.
7174 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
7175 (symGOTOFF2reg_hilo): Likewise.
7176 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
7177 * config/h8300/h8300.md (insv, extzv): Likewise.
7178 * config/i386/i386.c (ix86_expand_move): Likewise.
7179 (ix86_expand_vector_move): Likewise.
7180 (ix86_prepare_fp_compare_args): Likewise.
7181 (ix86_expand_carry_flag_compare): Likewise.
7182 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
7183 (tls_dynamic_gnu2_combine_32): Likewise.
7184 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
7185 * config/ia64/ia64.c (ia64_expand_move): Likewise.
7186 (ia64_expand_movxf_movrf): Likewise.
7187 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
7188 (m32c_split_move): Likewise.
7189 (m32c_expand_insv): Likewise.
7190 * config/m68k/m68k.md (movsi): Likewise.
7191 * config/mips/mips.c (mips_force_temporary): Likewise.
7192 (mips_split_symbol): Likewise.
7193 (mips_move_integer): Likewise.
7194 (mips_legitimize_const_move): Likewise.
7195 * config/mn10300/mn10300.md (movsi): Likewise.
7196 * config/pa/pa.c (emit_move_sequence): Likewise.
7197 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7198 (rs6000_got_register): Likewise.
7199 (create_TOC_reference): Likewise.
7200 (rs6000_machopic_legitimize_pic_address): Likewise.
7201 * config/rs6000/rs6000.md (add<mode>3): Likewise.
7202 (various splitters): Likewise.
7203 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
7204 (movsi_got): Likewise.
7205 * config/s390/s390.c (emit_symbolic_move): Likewise.
7206 * config/s390/s390.md (movhi, movqi): Likewise.
7207 (load_multiple, store_multiple): Likewise.
7208 * config/score/score.c (score_force_temporary): Likewise.
7209 * config/sh/sh.c (prepare_move_operands): Likewise.
7210 (prepare_cbranch_operands): Likewise.
7211 (emit_fpu_switch): Likewise.
7212 (fpscr_set_from_mem): Likewise.
7213 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
7214 (adddi3, subsi3): Likewise.
7215 (various splitters): Likewise.
7216 (divsi_inv_fp_combine): Likewise.
7217 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
7218 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
7220 * config/sh/predicates.md (xor_operand): Likewise.
7221 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
7222 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
7223 (movdi_pic_label_ref): Likewise.
7224 * config/spu/spu.c (spu_split_immediate): Likewise.
7225 * config/alpha/alpha.md (various splitters): Remove test
7226 !no_new_pseudos || reload_completed.
7227 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
7229 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7230 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7231 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7232 * config/score/score.c (th_output_mi_thunk): Likewise.
7233 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7234 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7236 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
7238 PR rtl-optimization/32664
7239 * mode-switching.c (create_pre_exit): Skip barrier insns.
7241 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7243 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
7244 force_gimple_operand_bsi.
7245 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
7246 rewrite_use_compare): Ditto.
7247 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
7249 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
7250 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
7251 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
7252 * tree-profile.c (prepare_instrumented_value,
7253 tree_gen_interval_profiler, tree_gen_pow2_profiler,
7254 tree_gen_one_value_profiler, tree_gen_ic_profiler,
7255 tree_gen_ic_func_profiler, tree_gen_average_profiler,
7256 tree_gen_ior_profiler): Ditto.
7257 * tree-ssa-reassoc.c (negate_value): Ditto.
7258 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
7259 Use force_gimple_operand_bsi.
7260 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7261 * tree-if-conv.c (add_to_dst_predicate_list,
7262 find_phi_replacement_condition): Ditto.
7263 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
7264 Call mark_symbols_for_renaming for new statements.
7265 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
7267 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7269 * cfghooks.c (remove_edge): New function.
7270 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
7272 * cfghooks.h (remove_edge): Declare.
7273 * cfg.c (remove_edge): Renamed to remove_edge_raw.
7274 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
7276 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
7278 * optabs.h: Added declaration for signbit_optab.
7279 * optabs.c: (init_optabs): Added initialization for signbit_optab.
7280 * genoptinit.c (optabs): Added entry for signbit insns.
7281 * builtins.c (expand_builtin_signbit): Added code to use a signbit
7283 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
7284 * config/s390/s390.md (signbit<mode>2): New expander.
7286 2007-07-09 Richard Guenther <rguenther@suse.de>
7289 * fold-const.c (fold_plusminus_mult_expr): Move constant
7290 arguments second to allow decomposing.
7292 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
7295 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7297 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7298 Disregard DECL_FROM_INLINE.
7300 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7303 * doc/invoke.texi: Add ftree-reassoc flag.
7304 * common.opt (ftree-reassoc): New flag.
7305 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
7306 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
7308 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7310 PR tree-optimization/32681
7311 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
7312 saved in second_edge->aux when first_bb is a loop header.
7314 2007-07-09 Jan HUbicka <jh@suse.cz>
7316 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
7318 2007-07-09 Richard Guenther <rguenther@suse.de>
7320 * c-decl.c (start_function): Do not promote return type.
7322 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
7324 * function.c (do_warn_unused_parameter): Do not warn if
7325 TREE_NO_WARNING is set.
7327 2007-07-08 Andreas Schwab <schwab@suse.de>
7329 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
7331 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
7334 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7336 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7337 apply to assembly language, too.
7338 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7340 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
7342 Revert (note the sccvn portions are *not* reverted)
7343 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7345 Fix PR tree-optimization/23488
7347 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7349 * tree-flow-inline.h (get_value_handle): Ditto.
7350 * tree-ssa-pre.c (decl_vh_map): New.
7351 (decl_node_pool): New.
7352 (can_value_number_operation): Support DECL_P.
7353 (can_PRE_operation): Ditto.
7354 (create_expression_by_pieces): Ditto.
7355 (find_existing_value_expr): Modify to differnetiate between
7356 addressing and top level.
7357 (create_value_handle_for_expr): Handle DECL's.
7358 (poolify_tree): Ditto.
7359 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7360 (make_values_for_stmt): Handle DECL's properly.
7361 (init_pre): Reorg to not init useless things during FRE.
7363 * tree-flow.h: Include pointer-set.h.
7364 (decl_vh_map): Declare.
7365 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7367 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
7369 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
7370 the constraint description.
7371 * doc/md.texi: Update documentation of AVR constraints.
7373 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
7375 * auto-inc-dec.c, config/arm/arm.c,
7376 config/m32r/constraints.md, config/mips/mips.md,
7377 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
7378 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
7379 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
7380 typos. Follow spelling conventions.
7381 * doc/invoke.texi, doc/rtl.texi: Fix typos.
7383 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
7384 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
7386 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
7387 realloc_vuse): Remove.
7388 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
7391 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7393 Fix PR tree-optimization/23488
7395 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
7396 (try_to_simplify): Ditto.
7398 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7400 * tree-flow-inline.h (get_value_handle): Ditto.
7401 * tree-ssa-pre.c (decl_vh_map): New.
7402 (decl_node_pool): New.
7403 (can_value_number_operation): Support DECL_P.
7404 (can_PRE_operation): Ditto.
7405 (create_expression_by_pieces): Ditto.
7406 (find_existing_value_expr): Modify to differnetiate between
7407 addressing and top level.
7408 (create_value_handle_for_expr): Handle DECL's.
7409 (poolify_tree): Ditto.
7410 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7411 (make_values_for_stmt): Handle DECL's properly.
7412 (init_pre): Reorg to not init useless things during FRE.
7414 * tree-flow.h: Include pointer-set.h.
7415 (decl_vh_map): Declare.
7416 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7418 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7420 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7421 apply to assembly language, too.
7422 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7424 2007-07-06 Ian Lance Taylor <iant@google.com>
7425 Zack Weinberg <zackw@panix.com>
7428 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
7430 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7432 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
7433 (prefetch): Likewise if "pref" would be used.
7435 2007-07-06 Josh Conner <jconner@apple.com>
7439 * calls.c (store_one_arg): Handle arguments which are partially
7440 on the stack when detecting argument overlap.
7442 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
7444 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
7445 chosen during find_reloads.
7447 2007-07-06 Richard Guenther <rguenther@suse.de>
7449 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
7450 TYPE_ARG_TYPES for verification of argument types. Use
7451 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
7452 parameters as variable arguments.
7454 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
7456 * libgcc2.h (word_type): Type definition removed.
7457 (cmp_return_type, shift_count_type): Type definitions added.
7458 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7459 replaced with shift_count_type.
7460 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7462 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
7463 changed from word_type to Wtype.
7464 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7465 replaced with shift_count_type.
7466 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7468 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
7469 and libgcc_shift_count attribute added.
7470 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
7471 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
7472 (TARGET_INITIALIZER): New target hooks added.
7473 * targhooks.c (default_libgcc_cmp_return_mode,
7474 default_libgcc_shift_count_mode): Default implementations for the new
7476 * targhooks.h (default_libgcc_cmp_return_mode,
7477 default_libgcc_shift_count_mode): Function prototypes added.
7478 * target.h (struct gcc_target): Fields for the new target hooks added.
7479 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
7481 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
7484 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
7485 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
7487 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
7488 s390_libgcc_shift_count_mode): Functions added.
7489 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
7490 Target hooks defined.
7492 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7494 * config/mips/mips.c (compute_frame_size): Restore the original
7495 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
7496 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
7497 Document why the difference is needed.
7499 2007-07-06 Richard Guenther <rguenther@suse.de>
7501 * c-common.c (boolean_increment): Use correctly typed
7504 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7506 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
7507 the topmost argument register is not also included in the save mask.
7508 (mips16e_collect_argument_save_p): Take a pointer to the argument
7509 register, rather than a pointer to the number of arguments.
7510 (mips16e_collect_argument_saves): Only include argument saves
7511 that aren't in the register mask.
7513 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
7515 PR rtl-optimization/32450
7516 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
7517 to ensure that instructions are not moved into the prologue when
7518 profiling is on. Remove unused prologue_end variable.
7519 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
7520 as a scheduling barrier.
7522 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7525 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7526 Disregard DECL_FROM_INLINE.
7528 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
7530 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
7531 IORing with a constant.
7533 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
7535 PR rtl-optimization/32475
7536 * df-scan.c (df_def_record_1): Add a use of the stack pointer
7537 for every definition of the stack pointer.
7539 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
7541 * arm.c (vfp3_const_double_index): Copy signed results of
7542 REAL_VALUE_TO_INT into unsigned vars.
7544 2007-07-05 Richard Guenther <rguenther@suse.de>
7547 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
7549 * tree-ssa.c (useless_type_conversion_p): Check canonical
7552 2007-07-05 Anatoly Sokolov <aesok@post.ru>
7554 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
7555 zero_extendhisi2): Change to define_insn_and_split.
7556 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
7558 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
7560 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
7561 pass_match_asm_constraints): New.
7562 * passes.c (init_optimization_passes): Add new pass.
7563 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
7564 * function.h (struct function): Add has_asm_statement bit.
7565 (current_function_has_asm_statement): New.
7566 * tree-pass.h (pass_match_asm_constraints): New.
7568 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
7570 * config/mips/mips.c (mips_file_start): Avoid declaration
7573 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7575 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
7577 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
7579 * rtl.def (NOTE): Change print format string to print
7580 operand 5 as a note insn name.
7582 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7583 David Ung <davidu@mips.com>
7585 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
7586 * doc/invoke.texi: (MIPS Options): Document them.
7588 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7589 David Ung <davidu@mips.com>
7591 Add support for SmartMIPS ASE.
7593 * optabs.c (expand_binop_directly): New, broken out from...
7594 (expand_binop): Here. Make it try rotating in the other
7595 direction even when the second operand isn't constant.
7596 * config/mips/mips.md (*lwxs): New.
7597 * config/mips/mips.opt (msmartmips): New.
7598 * config/mips/mips.c (mips_lwxs_address_p): New.
7599 (mips_rtx_costs): Make it recognize scaled indexed addressing.
7600 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
7601 __mips_smartmips when compiling for TARGET_SMARTMIPS.
7602 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
7603 (ISA_HAS_LWXS): New.
7604 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
7605 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
7606 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
7607 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
7608 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
7609 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
7610 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
7612 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7614 * tree-vectorizer.c (new_loop_vec_info): Initialize
7615 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7616 * tree-vectorizer.h (_loop_vec_info): Added new filed
7617 min_profitable_iters.
7618 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
7619 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
7620 * tree-vect-analyze.c (vect_analyze_operations): Set
7621 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7622 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
7623 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
7624 Fix calculation of peel_iters_prologue. Move consideration of epilogue
7625 and prologue cost to after they are computed.
7626 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
7628 (vect_model_simple_cost): Takes additional argument dt. Consider cost
7629 of creating vectors from scalars according to dt.
7630 (vect_model_store_cost): Likewise.
7631 (vectorizable_call): Use dt array instead of scalar dt. Call
7632 vect_model_simple_cost with additional argument dt.
7633 (vectorizable_assignment): Likewise.
7634 (vectorizable_operation): Likewise.
7635 (vectorizable_type_demotion): Likewise.
7636 (vectorizable_type_promotion): Likewise.
7637 (vectorizable_store): Use dt array instead of scalar dt. Call
7638 vect_model_store_cost with additional argument dt.
7639 (vect_do_peeling_for_loop_bound): Don't call
7640 vect_estimate_min_profitable_iters. Instead, lookup
7641 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
7642 "may not be profitable".
7644 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7647 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
7648 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
7649 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
7650 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
7652 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
7654 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
7655 addressing modes cheaper.
7657 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
7659 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
7660 (dw_ranges_struct): Rename block_num to num. Adjust.
7661 (dw_ranges_by_label_struct): New.
7662 (ranges_by_label, ranges_by_label_allocated,
7663 ranges_by_label_in_use): New variables.
7664 (add_ranges_num): Factored most of the code out of...
7665 (add_ranges): ... this one. Rewrite in terms of the former.
7666 (add_ranges_by_labels): New.
7667 (output_ranges): Output by-label ranges.
7668 (dwarf2out_finish): Output range for multiple-section
7669 compile_unit. Output standard DW_AT_low_pc in addition to
7670 unexpected DW_AT_entry_pc.
7672 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
7674 PR tree-optimization/32604
7675 PR tree-optimization/32606
7677 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
7678 (compute_antic_safe): Removed.
7679 (ANTIC_SAFE_LOADS): Ditto.
7680 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
7681 (execute_pre): Don't call compute_antic_safe.
7682 (vuse_equiv): New function.
7683 (make_values_for_stmt): Use it
7684 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
7687 2007-07-04 Anatoly Sokolov <aesok@post.ru>
7690 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
7692 (avr_attribute_table): Make "naked" attribute apply to function types
7693 rather than to decls.
7694 (avr_handle_fntype_attribute): New function.
7696 2007-07-04 Joseph Myers <joseph@codesourcery.com>
7698 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
7701 2007-07-04 David Ung <davidu@mips.com>
7702 Joseph Myers <joseph@codesourcery.com>
7704 * config/mips/mips.md (type): Add logical, signext and move.
7705 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
7706 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
7707 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
7708 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
7709 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
7710 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
7711 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
7712 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
7713 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
7714 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
7715 movv2sf_hardfloat_64bit): Use the new types.
7716 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
7717 *movdf_softfloat, *movdf_mips16): Use "multi".
7718 (extendqihi2): Replace with a define_expand.
7719 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
7720 Based on extend<SHORT:mode><GPR:mode>2 patterns.
7721 * config/mips/74k.md (r74k_int_logical): New reservation and
7723 (r74k_int_arith): Remove "slt".
7724 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
7725 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
7726 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
7727 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
7728 reservations for "arith".
7730 2007-07-04 Richard Guenther <rguenther@suse.de>
7732 * tree-ssa.c (useless_type_conversion_p): Add handling for
7733 scalar float and vector types. Only call the types_compatible_p
7734 langhook for aggregate types as last resort. Follow the
7737 2007-07-04 Richard Guenther <rguenther@suse.de>
7739 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
7740 the same as NOP_EXPR.
7742 2007-07-04 Nick Clifton <nickc@redhat.com>
7744 * target.h (struct gcc_target): Add target_help field.
7745 * target-def.h (TARGET_HELP): New.
7746 (TARGET_INITIALIZER): Use TARGET_HELP.
7747 * opts.c (command_handle_option): Invoke target_help function, if
7748 defined, when the user has specified --target-help on the command
7750 * doc/invoke.texi: Mention that --target-help might print
7751 additional information.
7752 * doc/tm.texi: Document TARGET_HELP hook.
7754 * arm.c (TARGET_HELP): Override default definition.
7755 (arm_target_help): New - display a wrapped list of cores and
7756 architectures supported.
7758 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
7760 * config/v850/v850.c (expand_prologue): Make sure
7761 GEN_INT() argument is sign extended rather than zero extended.
7762 (expand_epilogue): Likewise.
7763 (output_move_double): Delete.
7764 * config/v850/v850-protos.h (output_move_double): Delete.
7765 * config/v850/v850.md (movdi): Delete.
7766 (*movdi_internal): Delete.
7768 (*movdf_internal): Delete.
7770 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7772 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
7773 unless compiling RTP PIC.
7775 2007-07-04 Richard Guenther <rguenther@suse.de>
7777 PR tree-optimization/32482
7778 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
7779 original ssa name if we didn't find a shift expression.
7780 Fix shift constant for bit zero test.
7782 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7784 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
7786 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7788 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
7789 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
7790 * config/arm/vxworks.h (ASM_SPEC): Delete.
7791 (SUBTARGET_EXTRA_ASM_SPEC): Define.
7793 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7795 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
7796 (DDR_REVERSED_P): New.
7797 * tree-data-ref.c (initialize_data_dependence_relation,
7798 build_classic_dist_vector): Set DDR_REVERSED_P.
7800 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7803 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
7804 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7805 init_omega_for_ddr_1): Use non conservative number of iterations
7807 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
7808 (analyze_siv_subscript): Remove FIXME and reinitialization of
7809 last_conflicts to chrec_dont_know.
7810 * testsuite/gfortran.dg/vect/pr32457.f90: New.
7812 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7814 * tree.c (maybe_canonicalize_argtypes): Improve description.
7816 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7818 * tree.c (maybe_canonicalize_argtypes): New.
7819 (build_function_type): Set canonical type.
7820 (build_method_type_directly): Ditto.
7821 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
7824 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7826 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
7828 (rewrite_use_nonlinear_expr): Likewise.
7830 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
7832 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
7834 2007-07-04 Ben Elliston <bje@au.ibm.com>
7836 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
7839 * c-objc-common.c (c_types_compatible_p): Fix indentation.
7841 * doc/tm.texi (Run-time Target): Capitalise "CPU".
7842 (Exception Handling): Likewise.
7844 2007-07-03 Jan Hubicka <jh@suse.cz>
7846 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
7848 2007-07-03 Eric Christopher <echristo@apple.com>
7850 * doc/cppopts.texi: Add conflicting option note to -dM.
7851 * doc/invoke.texi: Add note about possible conflicts with
7852 -E for -dCHARS and note that -dM will not produce
7853 any results if there is no machine dependent reorg.
7855 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7857 * tree.h (DECL_ALIGN): Back out previous change.
7859 2007-07-03 Joseph Myers <joseph@codesourcery.com>
7861 * configure.ac: Test for .dtprelword support on MIPS.
7862 * configure, config.in: Regenerate.
7863 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
7864 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7866 2007-07-03 Julian Brown <julian@codesourcery.com>
7868 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
7869 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
7870 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
7871 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
7873 (all_fpus): Add FPUTYPE_VFP3.
7874 (fp_model_for_fpu): Add VFPv3 field.
7875 (arm_rtx_costs_1): Give cost to VFPv3 constants.
7876 (vfp3_const_double_index): New function. Return integer index of
7877 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
7879 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
7880 and argument represents a valid RTX for a VFPv3 constant.
7881 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
7883 (vfp_emit_fstmd): Similar, for fstmd.
7884 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
7885 constants, represented as integer indices.
7886 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
7887 VFP_REGNO_OK_FOR_DOUBLE macros.
7888 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
7889 (arm_file_start): Set float-abi attribute for VFPv3, and output
7890 correct ".fpu" assembler directive.
7891 (arm_dbx_register_numbering): Add FIXME.
7892 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
7893 (fputype): Add FPUTYPE_VFP3.
7894 (FIXED_REGISTERS): Add 32 registers for D16-D31.
7895 (CALL_USED_REGISTERS): Likewise.
7896 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
7897 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
7898 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
7899 (D7_VFP_REGNUM): New.
7900 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
7901 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
7902 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
7903 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
7904 (REG_ALLOC_ORDER): Adjust for VFPv3.
7905 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
7906 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
7907 VFP_LO_REGS, VFP_HI_REGS.
7908 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
7909 (IS_VFP_CLASS): Define macro.
7910 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
7912 (REGISTER_MOVE_COST): Likewise.
7913 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
7914 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
7915 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
7916 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
7917 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
7918 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
7919 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
7920 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
7921 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
7922 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
7923 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
7924 where appropriate for single-word registers.
7925 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
7926 As above. Fix type attributes.
7927 * config/arm/constraints.md (register_contraint "t"): Define.
7928 (register_constraint "w"): Change to D0-D15, or D0-D31 for
7930 (register_constraint "x"): Define.
7931 (constraint "Dv"): Define.
7933 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7935 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
7937 2007-07-03 Tom Tromey <tromey@redhat.com>
7939 * c-parser.c (objc_pq_context): Removed.
7940 (objc_need_raw_identifier): Likewise.
7941 (c_parser) <objc_pq_context>: New field.
7942 <objc_need_raw_identifier>: Likewise.
7943 (OBJC_NEED_RAW_IDENTIFIER): Removed.
7944 (c_lex_one_token): Update.
7945 (c_parser_objc_protocol_definition): Update.
7946 (c_parser_objc_method_definition): Update.
7947 (c_parser_objc_methodproto): Update.
7948 (c_parser_declspecs): Update.
7950 2007-07-03 David Ung <davidu@mips.com>
7952 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
7954 2007-07-03 David Ung <davidu@mips.com>
7955 Richard Sandiford <richard@codesourcery.com>
7957 * doc/invoke.texi: Document -march=74kf3_2.
7958 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
7959 (TUNE_74K): Check for it.
7960 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
7961 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
7962 * config/mips/mips.md (cpu): Add 74kf3_2.
7963 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
7964 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
7965 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
7966 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
7967 74kf3_2 to the CPU list.
7968 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
7969 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
7970 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
7971 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
7972 (r74kf3_2_fxfer_from_c1): New insn reservations.
7974 2007-07-03 Richard Sandiford <richard@codesourcery.com>
7975 David Ung <davidu@mips.com>
7977 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
7978 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
7979 and 74k[fx]. Document aliases for the new options.
7980 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
7981 (PROCESSOR_24KF2_1): ...this.
7982 (PROCESSOR_24KX): Rename to...
7983 (PROCESSOR_24KF1_1): ...this.
7984 (PROCESSOR_74KF): Rename to...
7985 (PROCESSOR_74KF2_1): ...this.
7986 (PROCESSOR_74KX): Rename to...
7987 (PROCESSOR_74KF1_1): ...this.
7988 (TUNE_74K): Update PROCESSOR_* names.
7989 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
7990 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
7991 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
7992 (mips_rtx_cost_data): Update processor names in comments.
7993 (mips_issue_rate): Update PROCESSOR_* names.
7994 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
7995 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
7996 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
7997 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
7998 Update cpu attribute names.
7999 (r24k_fpu_iss): Rename this reservation to...
8000 (r24kf2_1_fpu_iss): ...this and update all uses.
8001 (r24kx_fpu_iss): Rename this reservation to...
8002 (r24kf1_1_fpu_iss): ...this and update all uses.
8003 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
8004 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
8005 Update cpu attribute names.
8007 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
8009 * config/m32r/constraints.md: New file.
8010 * config/m32r/m32r.c: Include tm-constrs.h.
8011 (small_data_operand): Use satisfies_constraint_* instead of macro.
8012 (addr24_operand, gen_compare): Likewise.
8013 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
8014 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
8015 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8016 EXTRA_CONSTRAINT): Likewise.
8017 * config/m32r/m32r.md: Include constraints.md.
8018 (*movsi_insn): Use satisfies_constraint_* instead of macro.
8019 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
8020 * config/m32r/predicates.md (conditional_move_operand): Likewise.
8021 (two_insn_const_operand, int8_operand, uint16_operand,
8022 reg_or_int16_operand, reg_or_uint16_operand,
8023 reg_or_cmp_int16_operand, cmp_int16_operand,
8024 seth_add3_operand): Likewise.
8026 2007-07-03 Eric Christopher <echristo@gmail.com>
8028 * libgcc2.h: Conditionally declare __bswapsi2 and
8031 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
8033 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
8036 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8039 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
8040 (__gthrw_pragma): Provide default definition.
8042 * gthr-posix.c (__gthrw_pragma): Define.
8044 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
8046 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
8047 before declaring inequality.
8049 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
8051 * combine.c (recog_for_combine): Log the success or failure of
8052 matching new insn patterns against the machine description in
8055 2007-07-03 Revital Eres <eres@il.ibm.com>
8057 * ddg.c (print_sccs): New function.
8058 (check_sccs): New function.
8059 (create_ddg_all_sccs): Use it.
8060 * ddg.h (print_sccs): Declare.
8061 * modulo-sched.c (sms_order_nodes): Call print_sccs.
8063 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
8065 * targhooks.h (default_mode_for_suffix): New function declaration.
8066 * targhooks.c (default_mode_for_suffix): New default target hook.
8067 * target.h (struct c): New structure in the targetm struct.
8068 (mode_for_suffix): New target hook as part of struct c.
8069 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
8070 default_mode_for_suffix.
8071 (TARGET_C): New define.
8072 * c-lex.c: Include "target.h".
8073 (interpret_float): Use targetm.c.mode_for_suffix to determine
8074 the mode for a given non-standard suffix.
8075 Makefile.in (c-lex.o): Depend on $(TARGET_H).
8077 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
8078 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
8080 * doc/extend.texi (Floating Types): New node. Document __float80 and
8081 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
8083 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8086 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
8087 predicate instead of target_operand.
8088 (divsi3_i1_media, divsi3_media_2): Likewise.
8090 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
8092 * tree.h (alias_sets_might_conflict_p): Rename into
8093 alias_sets_must_conflict_p.
8094 * alias.c (alias_sets_might_conflict_p): Likewise.
8095 (alias_sets_conflict_p): Use it.
8096 (objects_must_conflict_p): Likewise.
8097 * c-common.c (strict_aliasing_warning): Adjust.
8099 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8101 * rtlhooks.c (gen_lowpart_if_possible): Check for
8102 invalid subreg before calling gen_lowpart_SUBREG.
8104 2007-07-02 Geoffrey Keating <geoffk@apple.com>
8106 * config/darwin9.h: Add copyright notice.
8107 (LINK_COMMAND_SPEC): Add comment.
8108 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
8109 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
8110 DARWIN_LIBSYSTEM_HAS_UNWIND.
8112 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8115 * omp-low.c (check_combined_parallel): New function.
8116 (lower_omp_parallel): Call it via walk_stmts, set
8117 OMP_PARALLEL_COMBINED if appropriate.
8118 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
8119 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
8120 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
8121 don't consider it as combined parallel.
8123 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8125 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8126 (gcc_tooldir): Likewise.
8127 * configure: Regenerate.
8128 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8129 old configure.ac gcc_tooldir setting.
8130 (prefix_to_exec_prefix): New variable.
8131 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8132 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8134 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
8136 Fix PR tree-optimization/32583
8137 Fix PR tree-optimization/32584
8138 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
8139 (phi_translate_set): Use phi_translate directly now.
8140 (make_values_for_stmt): Don't value number RHS if we already know
8143 2007-07-02 Steve Ellcey <sje@cup.hp.com>
8144 Jim Wilson <wilson@specifix.com>
8147 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
8150 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
8151 Richard Sandiford <richard@codesourcery.com>
8152 Nigel Stephens <nigel@mips.com>
8154 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
8155 (mips16e_output_save_restore): Declare.
8156 (mips16e_save_restore_pattern_p): Likewise.
8157 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
8158 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
8159 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
8160 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
8161 (BITSET_P): New global macro, extracted from...
8162 (mips_for_each_saved_reg): ...here.
8163 (mips16e_save_restore_info): New struct.
8164 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
8165 (mips16e_save_restore_regs): New variable.
8166 (mips_split_plus, mips16e_find_first_register): New functions.
8167 (mips16e_mask_registers): New function.
8168 (compute_frame_size): Expand the commentary before the function.
8169 Enforce the MIPS16e save and restore register range restrictions.
8170 Pad the general register save area at the low end.
8171 (mips16e_save_restore_reg, mips16e_build_save_restore)
8172 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
8173 (mips16e_output_save_restore, mips16e_collect_propagate_value)
8174 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
8176 (mips_expand_prologue, mips_expand_epilogue): Handle
8177 GENERATE_MIPS16E_SAVE_RESTORE.
8178 * config/mips/mips.md (*mips16e_save_restore): New pattern.
8180 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
8182 PR tree-optimization/31966
8183 PR tree-optimization/32533
8184 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
8185 "basic_block" description as its third argument. Update function
8186 calls to get destination bb from "edge" argument. Save "cond" into
8187 aux field of the edge. Update prototype for changed arguments.
8188 (if_convertible_loop_p): Clear aux field of incoming edges if bb
8190 (find_phi_replacement_condition): Operate on incoming edges, not
8191 on predecessor blocks. If there is a condition saved in the
8192 incoming edge aux field, AND it with incoming bb predicate.
8193 Return source bb of the first edge.
8194 (clean_predicate_lists): Clean aux field of outgoing node edges.
8195 (tree_if_conversion): Do not initialize cond variable. Move
8196 variable declaration into the loop.
8197 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
8198 initializations of new_stmt, arg0 and arg1 variables.
8200 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8202 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
8203 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
8205 2007-07-02 Richard Guenther <rguenther@suse.de>
8207 * tree-ssa.c (useless_type_conversion_p): Document
8208 future intent as defining the middle-end type system.
8209 Re-structure to call langhook last, group by type class,
8210 mark questionable parts.
8212 2007-07-02 Richard Guenther <rguenther@suse.de>
8214 * tree-flow.h (types_compatible_p): Declare.
8215 * tree-ssa.c (types_compatible_p): New function.
8216 * ipa-type-escape.c (discover_unique_type): Use
8217 types_compatible_p instead of lang_hooks.types_compatible_p.
8218 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
8219 * tree-vn.c (expressions_equal_p): Likewise.
8220 * tree.c (fields_compatible_p): Likewise.
8221 * tree-ssa-dom.c (avail_expr_eq): Likewise.
8222 (cprop_operand): Use useless_type_conversion_p instead of
8223 lang_hooks.types_compatible_p.
8224 * tree-inline.c (setup_one_parameter): Likewise.
8225 (declare_return_variable): Likewise.
8226 * tree-nrv.c (tree_nrv): Likewise.
8227 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8228 (maybe_fold_offset_to_component_ref): Likewise.
8229 (maybe_fold_offset_to_reference): Likewise.
8230 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8231 (merge_alias_info): Likewise.
8232 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8233 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
8234 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
8235 * tree-tailcall.c (find_tail_calls): Likewise.
8236 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
8237 * gimplify.c (canonicalize_addr_expr): Likewise.
8238 (fold_indirect_ref_rhs): Likewise.
8239 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
8240 (cpt_same_type): Likewise.
8241 (check_pointer_types_r): Swap parameters to cpt_same_type
8243 * fold-const.c (fold_convert): Revert fix for PR15988.
8244 * tree-inline.c (setup_one_parameter): Instead fix it here by
8245 using fold_build1 instead of fold_convert and checking for
8246 error_mark_node. Convert only if the conversion is necessary.
8248 2007-07-02 Joseph Myers <joseph@codesourcery.com>
8250 * configure.ac: Check for .gnu_attribute on Power.
8251 * configure: Regenerate.
8252 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
8253 attribute for floating-point ABI.
8255 2007-07-02 Ira Rosen <irar@il.ibm.com>
8257 PR tree-optimization/32230
8258 PR tree-optimization/32477
8259 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
8260 address is a constant.
8262 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8264 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
8265 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
8266 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
8267 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
8268 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
8269 64-bit targets. Add support for *-elfoabi*.
8270 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
8271 different settings if $(tm_defines) does not select the EABI.
8272 (MULTILIB_EXCLUSIONS): Define in those circumstances.
8273 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
8274 (MIPS_ARCH_OPTION_SPEC): Likewise.
8275 (MIPS_ISA_LEVEL_SPEC): Likewise.
8276 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
8277 * config/mips/elfoabi.h: New file.
8279 2007-07-02 Richard Guenther <rguenther@suse.de>
8281 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
8282 (useless_type_conversion_p): ... this.
8283 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
8284 (useless_type_conversion_p): ... this.
8285 * builtins.c (fold_builtin_memory_op): Rename
8286 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
8287 * tree-cfg.c (verify_expr): Likewise.
8288 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
8289 * tree-ssa-ccp.c (ccp_fold): Likewise.
8290 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8291 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
8292 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8293 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
8294 * tree-ssa-pre.c (eliminate): Likewise.
8295 * tree-ssa.c (delete_tree_ssa): Likewise.
8296 (tree_ssa_useless_type_conversion): Likewise.
8297 * tree.c (build2_stat): Likewise.
8299 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8301 Fix PR tree-optimization/32571
8302 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
8305 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8307 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
8308 and other expected operations explicitly, change default to
8311 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8313 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
8315 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
8316 (tls_load_dot_plus_eight): Move the label number into the unspec.
8317 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
8319 2007-07-01 Andreas Schwab <schwab@suse.de>
8321 * dwarf2out.c (initial_return_save): Define only if used.
8323 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
8325 Unreverting Richard's Revert of:
8327 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8329 * dce.c (deletable_insn_p_1): New function, split out from...
8330 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8331 specially, not those inside PARALLELs. Remove BODY argument
8332 and adjust recursive call accordingly.
8333 (prescan_insns_for_dce): Update call to delete_insn_p.
8335 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
8336 Revital Eres <eres@il.ibm.com>
8338 * ddg.c (create_ddg_all_sccs): Fix missed
8339 initialization of scc_nodes.
8341 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
8344 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
8345 X + ~X to 1 only for INTEGRAL_TYPE_P type.
8347 2007-06-30 Joseph Myers <joseph@codesourcery.com>
8349 * configure.ac: Check for .gnu_attribute on MIPS.
8350 * configure, config.in: Regenerate.
8351 * config/mips/mips.c (mips_file_start): If supported, output
8352 attribute for floating-point ABI.
8354 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
8357 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
8358 (ffs_cmove): New expander to expand using ctz pattern.
8359 (*ffs_cmove): Remove pattern.
8360 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
8361 (ffsdi2): Expand using ctz pattern.
8362 (*ffs_rex64): Remove pattern.
8364 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8366 PR rtl-optimization/32296
8367 * pa.md (return): Delete pattern.
8368 (return_internal): Remove "(const_int 1)" from pattern.
8369 (epilogue): Use return_internal pattern for trivial returns.
8370 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
8371 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
8373 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8375 * tree-ssa-pre.c (is_exception_related): New function
8376 (can_value_number_operation): Use it.
8378 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8380 Fix PR tree-optimization/32540
8381 Fix PR tree-optimization/31651
8383 * tree-ssa-sccvn.c: New file.
8385 * tree-ssa-sccvn.h: Ditto.
8387 * tree-vn.c: Include tree-ssa-sccvn.h
8388 (val_expr_paid_d): Removed.
8389 (value_table): Ditto.
8390 (vn_compute): Ditto.
8391 (val_expr_pair_hash): Ditto.
8392 (val_expr_pair_expr_eq): Ditto.
8393 (copy_vuses_from_stmt): Ditto.
8396 (shared_vuses_from_stmt): Ditto.
8397 (print_creation_to_file): Moved up.
8398 (sort_vuses): Ditto.
8399 (sort_vuses_heap): Ditto.
8400 (set_value_handle): Make non-static.
8401 (make_value_handle): Ditto.
8402 (vn_add): Rewritten to use sccvn lookups.
8403 (vn_add_with_vuses): Ditto.
8404 (vn_lookup): Ditto (and second argument removed).
8405 (vn_lookup_with_vuses): Ditto.
8406 (vn_lookup_or_add): Ditto (and second argument removed);
8407 (vn_lookup_or_add_with_vuses): Ditto.
8408 (vn_lookup_with_stmt): New.
8409 (vn_lookup_or_add_with_stmt): Ditto.
8410 (create_value_handle_for_expr): Ditto.
8412 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
8413 (seen_during_translate): New function.
8414 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
8415 (phi_trans_add): Ditto.
8416 (constant_expr_p): FIELD_DECL is always constant.
8417 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
8418 Use constant_expr_p.
8419 Avoid infinite recursion on mutually valued expressions.
8420 Change callers of vn_lookup_or_add.
8421 (phi_translate): New function.
8422 (compute_antic_safe): Allow phi nodes.
8423 (create_component_ref_by_pieces): Update for FIELD_DECL change.
8424 (find_or_generate_expression): Rewrite slightly.
8425 (create_expression_by_pieces): Updated for vn_lookup_or_add
8427 Update VN_INFO for new names.
8428 (insert_into_preds_of_block): Update for new names.
8429 (add_to_exp_gen): New function.
8430 (add_to_sets): Use vn_lookup_or_add_with_stmt.
8431 (find_existing_value_expr): Rewrite to changed vn_lookup.
8432 (create_value_expr_from): Ditto, and use add_to_exp_gen.
8433 (try_look_through_load): Removed.
8434 (try_combine_conversion): Ditto.
8435 (get_sccvn_value): New function.
8436 (make_values_for_phi): Ditto.
8437 (make_values_for_stmt): Ditto.
8438 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
8440 (init_pre): Update for SCCVN changes.
8442 (execute_pre): Ditto.
8444 * tree-flow.h (make_value_handle): Declare.
8445 (set_value_handle): Ditto.
8446 (sort_vuses_heap): Ditto.
8447 (vn_lookup_or_add_with_stmt): Ditto.
8448 (vn_lookup_with_stmt): Ditto.
8449 (vn_compute): Remove.
8452 (vn_lookup): Update arguments.
8454 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
8456 (tree-ssa-sccvn.o): New.
8457 (OBJS-common): Add tree-ssa-sccvn.o
8459 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8462 * c-typeck.c (build_external_ref): Don't mark as used if called
8464 * calls.c (rtx_for_function_call): Likewise.
8466 2007-06-30 Richard Sandiford <richard@codesourcery.com>
8470 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8472 * dce.c (deletable_insn_p_1): New function, split out from...
8473 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8474 specially, not those inside PARALLELs. Remove BODY argument
8475 and adjust recursive call accordingly.
8476 (prescan_insns_for_dce): Update call to delete_insn_p.
8478 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
8480 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
8481 (try_combine): Move potential calls to undo_all() so they happen
8482 before we commit to using the combined insns.
8484 2006-06-30 Jan Hubicka <jh@suse.cz>
8486 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
8489 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
8491 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
8492 (cgraph_remove_unreachable_nodes): Likewise.
8493 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
8494 * ipa-inline.c (update_caller_keys): Cast according to the coding
8496 (cgraph_decide_recursive_inlining): Likewise.
8497 (cgraph_decide_inlining_of_small_function): Likewise.
8498 (try_inline): Likewise.
8499 (cgraph_decide_inlining_incrementally): Likewise.
8500 * ipa-pure-const.c (get_function_state): Likewise.
8501 (scan_function): Likewise.
8502 (analyze_function): Likewise.
8503 (static_execute): Likewise.
8504 * ipa-reference.c (scan_for_static_refs): Likewise.
8505 (merge_callee_local_info): Likewise.
8506 (analyze_function): Use type safe memory macros.
8507 (static_execute): Likewise. Cast according to the coding conventions.
8508 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
8510 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
8512 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
8513 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
8516 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8519 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
8520 for complex modes (both int and real).
8522 2007-06-29 Jan Hubicka <jh@suse.cz>
8524 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
8526 2007-06-29 Jan Hubicka <jh@suse.cz>
8529 * cse.c (cse_insn): Avoid invalid sharing in between register note and
8532 2007-06-29 Anatoly Sokolov <aesok@post.ru>
8535 * config/avr/avr.c: Include dataflow header file.
8536 (expand_prologue): Adjust for prologue insn change.
8537 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
8540 2007-06-29 Richard Guenther <rguenther@suse.de>
8543 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
8544 during type verification.
8546 2007-06-29 Jan Hubicka <jh@suse.cz>
8548 * recog.c (validate_change_rtx_1): Unshare TO argument.
8550 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
8552 PR tree-optimization/24659
8553 * tree-vect-transform.c (vectorizable_call): Handle
8554 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
8556 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
8557 * config/i386/i386.c (enum ix86_builtins)
8558 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
8559 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
8561 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
8562 const using def_builtin_const.
8563 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
8564 input operands in the same modes as the result.
8565 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
8567 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
8569 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
8570 (df_set_dead_notes_for_mw): Likewise.
8572 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
8574 * c-common.c (pointer_int_sum): Do the negation in sizetype.
8576 2007-06-28 DJ Delorie <dj@redhat.com>
8578 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
8580 2007-06-28 Geoffrey Keating <geoffk@apple.com>
8582 * doc/invoke.texi (C++ Dialect Options): Document
8583 fvisibility-ms-compat.
8584 * c.opt (fvisibility-ms-compat): New.
8586 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8589 * tree-affine.c (aff_combination_add_elt): Handle
8590 pointer addition specially.
8592 2007-06-28 Jakub Jelinek <jakub@redhat.com>
8594 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
8595 decl is non-external for AIX ABI.
8597 2007-06-28 David Edelsohn <edelsohn@gnu.org>
8599 * config/rs6000/predicates.md (current_file_function_operand):
8600 Ensure the symbol is non-external for AIX ABI.
8602 2007-06-28 Nick Clifton <nickc@redhat.com>
8604 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
8605 (fdce, fdse, fpredictive-commoning): Likewise.
8607 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8610 * gcc.c (process_command): Recognize the new -static-libgfortran
8613 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
8616 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
8617 Use a call clobbered hard reg instead of a pseudo reg.
8619 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8621 * config/sh/sh.md (load_gbr): Use correct operand constraint.
8623 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8626 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
8627 REG_LIBCALL and REG_RETVAL notes.
8628 (divsi3, mulsi3): Likewise.
8629 (mulhisi3): Likewise. Use emit_libcall_block.
8630 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
8632 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
8634 PR rtl-optimization/32481
8635 * combine.c (adjust_for_new_dest): Rescan the changed insn.
8637 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8639 * dce.c (deletable_insn_p_1): New function, split out from...
8640 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8641 specially, not those inside PARALLELs. Remove BODY argument
8642 and adjust recursive call accordingly.
8643 (prescan_insns_for_dce): Update call to delete_insn_p.
8645 2007-06-27 Richard Guenther <rguenther@suse.de>
8648 * tree.h (fold_convertible_p): Declare.
8649 * fold-const.c (fold_convertible_p): New function.
8650 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
8651 instead of lang_hooks.types_compatible_p.
8653 2007-06-26 Jan Hubicka <jh@suse.cz>
8655 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
8656 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
8657 early use validate_unshare_change.
8658 (reload_combine): Likewise.
8659 * recog.c (change_t): New field unshare.
8660 (validate_change_1): Rename from validate_change; add argument unshare.
8661 (validate_change): Turn into wrapper of validate_change_1; update
8662 prototype for bools.
8663 (validate_unshare_change): New.
8664 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
8665 calls of df_insn_rescan.
8666 * recog.h (validate_change): Replace ints by bools.
8667 (validate_unshare_change): Declare.
8669 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8671 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
8673 2007-06-26 Steve Ellcey <sje@cup.hp.com>
8675 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
8677 2007-06-25 Jan Hubicka <jh@suse.cz>
8679 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
8681 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
8682 cgraph_decide_inlining_incrementally): Move uninlinability checks to
8683 places other call site specific checks are performed.
8685 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8688 * tree-vect-transform.c (vectorizable_operation): Convert
8689 POINTER_PLUS_EXPR over to PLUS_EXPR.
8691 2007-06-25 Chao-ying Fu <fu@mips.com>
8693 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
8694 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
8695 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8696 Document GET_MODE_IBIT, and GET_MODE_FBIT.
8698 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
8699 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8700 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
8701 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
8702 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
8703 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
8704 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
8705 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
8706 ALL_FIXED_POINT_MODE_P): New define.
8707 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8709 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
8711 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
8712 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8713 MODE_VECTOR_UACCUM): New mode classes.
8715 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
8716 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
8717 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
8720 * genmodes.c (struct mode_data): Add ibit and fbit fields.
8721 (blank_mode): Initialize ibit and fbit.
8722 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
8723 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8725 (new_adjust): Change required_class to required_class_from and
8726 required_class_to for testing within a range.
8727 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8728 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8730 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
8731 (make_fixed_point_mode): New.
8732 (_ADD_ADJUST): Change C to C1 and C2.
8733 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
8734 use a range for machine classes.
8735 (ADJUST_IBIT, ADJUST_FBIT): New.
8736 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
8738 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
8739 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8740 Emit adjustment for ibit and fbit.
8741 (emit_mode_ibit, emit_mode_fbit): New.
8742 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
8744 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
8746 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
8747 as the source of the set.
8749 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
8751 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
8752 FP_REGNO_P): Use IN_RANGE.
8753 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
8754 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
8755 (DATA_REG_P): Use DATA_REGNO_P.
8756 (FP_REG_P): Use FP_REGNO_P.
8757 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
8758 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
8759 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
8761 2007-06-24 Jan Hubicka <jh@suse.cz>
8764 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
8766 2007-06-24 Sebastian Pop <sebpop@gmail.com>
8769 * fold-const.c (fold_binary): Strip nops of operand 0
8770 of BIT_NOT_EXPR before calling operand_equal_p.
8771 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
8772 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
8774 2007-06-23 Mark Mitchell <mark@codesourcery.com>
8776 * doc/extend.texi: Document that dllimport and dllexport imply
8778 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
8779 imported or exported declaration, including type declarations.
8780 * c-common.c (handle_visibility_attribute): Check for conflicts
8781 with dllimport/dllexport.
8782 (c_determine_visibility): Handle dllimport/dllexport as an
8783 explicit visibility atttribute.
8785 2007-06-23 Richard Guenther <rguenther@suse.de>
8787 PR tree-optimization/16876
8789 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
8791 * tree-inline.c (initialize_inlined_parameters): Do not call
8792 lang_hooks.tree_inlining.convert_parm_for_inlining.
8793 * cgraphbuild.c (initialize_inline_failed): Set inline failed
8794 reason for mismatched types.
8795 * gimplify.c (gimplify_call_expr): Verify the call expression
8796 arguments match the called function type signature. Otherwise
8797 mark the call expression to be not considered for inlining
8798 using CALL_CANNOT_INLINE_P flag.
8799 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
8800 edges call expression.
8801 (cgraph_decide_inlining_of_small_function): Likewise.
8802 (cgraph_decide_inlining): Likewise.
8803 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
8805 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
8806 * c-typeck.c (c_convert_parm_for_inlining): Remove.
8807 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
8809 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
8810 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
8812 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8813 convert_parm_for_inlining member.
8815 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
8818 * arm.md (negscc): Match the correct operand for optimized LT0 test.
8819 Remove optimization for GT.
8821 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
8824 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
8826 (prescan_insns_for_dce): Add extra parameter.
8828 2007-06-23 Jan Hubicka <jh@suse.cz>
8831 * gimplify.c (mark_addressable): New function.
8832 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
8834 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8837 * expr.c (store_constructor): Do not clobber non-zeroed memory.
8839 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8842 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
8843 moves between MMX/SSE registers to at least 8 units to prevent
8844 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
8846 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8848 * config/i386/i386.c (override_options): Correct x86_sahf
8851 2007-06-21 David Daney <ddaney@avtrex.com>
8854 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
8855 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
8856 (exception_receiver): Renamed to ...
8857 (nonlocal_goto_receiver): ... this.
8859 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
8861 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
8862 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
8863 partial register accesses.
8865 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
8867 * fold-const.c (debug_fold_checksum): Move it under
8868 ENABLE_FOLD_CHECKING.
8870 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8873 * tree.h (debug_fold_checksum): Declared.
8874 * fold-const.c (build_fold_addr_expr_with_type_1): New.
8875 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
8876 build_fold_addr_expr_with_type_1.
8877 (fold_addr_expr, debug_fold_checksum): New.
8878 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
8879 (fold_unary, fold_comparison, split_address_to_core_and_offset):
8882 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8884 PR tree-optimization/19590
8885 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
8886 of scev is a constant.
8888 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
8890 * df-problems.c (df_note_bb_compute): Made computation of live
8891 info consistent with df_lr.
8893 2007-06-21 Richard Guenther <rguenther@suse.de>
8895 PR tree-optimization/32453
8896 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
8897 for pointer anti-range.
8899 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
8901 * config/i386/i386.c (processor_target_table): Increase maximum
8902 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
8905 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
8906 byte alignment if > 8 byte alignment is preferred.
8907 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8909 2007-06-21 Jakub Jelinek <jakub@redhat.com>
8911 PR tree-optimization/31866
8912 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
8913 if ASM_EXPR's input is not a SSA_NAME.
8916 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
8917 but decl is a global var, instead return decl.
8918 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
8919 even for is_global_var decls, if they are private in some outer
8922 2007-06-21 Richard Guenther <rguenther@suse.de>
8924 PR tree-optimization/32451
8925 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
8927 2007-06-21 Christian Bruel <christian.bruel@st.com>
8929 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
8930 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
8931 (push_regs): Changed saving order or banked registers.
8932 (sh_expand_epilogue): Likewise.
8933 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
8934 (FIRST_BANKED_REG): Likewise.
8935 (LAST_BANKED_REG): Likewise.
8936 * config/sh/sh.md (banked) New attribute.
8937 (in_delay_slot): Check banked attribute.
8939 2007-06-20 Sebastian Pop <sebpop@gmail.com>
8941 PR tree-optimization/32075
8942 * tree-data-ref.c (subscript_dependence_tester_1,
8943 analyze_miv_subscript, analyze_overlapping_iterations,
8944 add_distance_for_zero_overlaps, build_classic_dist_vector,
8945 subscript_dependence_tester_1, analyze_overlapping_iterations,
8946 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
8947 compute_affine_dependence, compute_all_dependences): Pass loop_nest
8948 to evolution_function_is_affine_multivariate_p.
8950 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8952 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
8954 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
8957 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
8959 * config/m32c/prologue.md (epilogue_exitd_16): New.
8960 (epilogue_reit_16): New.
8961 (epilogue_exitd): Rename to epilogue_exitd_24.
8962 (epilogue_reit): Rename to epilogue_reit_24.
8964 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
8965 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8967 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
8969 * haifa-sched.c (queue_to_ready): Don't requeue next insn
8970 if dbg_cnt (sched_insn) reaches the limit.
8971 (choose_ready): New parameter INSN_PTR and new return value.
8972 (schedule_block): Handle dbg_cnt (sched_insn). Handle
8973 the new return value from choose_ready.
8974 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
8975 (rest_of_handle_global_alloc): New global_alloc_at_func.
8977 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
8979 PR tree-optimization/25737
8980 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
8981 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
8982 * tree-flow.h (struct fieldoff): Add new field alias_set.
8983 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
8984 argument addressable_type. Set alias_set of fieldoff.
8985 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
8986 (create_overlap_variables_for): Pass alias_set from fieldoff to
8988 * alias.c (get_alias_set): Use alias_set from SFT if set.
8990 2007-06-20 Hui-May Chang <hm.chang@apple.com>
8992 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
8993 of a variable as an unsigned HOST_WIDE_INT integer.
8995 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
8997 PR rtl-optimization/32405
8998 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
9000 2007-06-20 Jakub Jelinek <jakub@redhat.com>
9002 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
9005 * builtins.c: Include diagnostic.h.
9006 (expand_builtin_expect): Make gcc_assert more permissive.
9007 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
9010 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
9014 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
9015 if ACCUMULATE_OUTGOING_ARGS.
9017 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9019 * config/m68hc11/m68hc11.c: Include dataflow header file.
9020 (m68hc11_reorg): Port to dataflow.
9022 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9024 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
9025 (struct df_problem.free_blocks_on_set_blocks): New field.
9026 (struct dataflow.optional_p): New field.
9027 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9028 (df_live_set_all_dirty): New function.
9029 * df-scan.c (df_scan_alloc): Initialize optional_p.
9030 (problem_SCAN): Initialize free_blocks_on_set_blocks.
9031 * df-core.c (df_set_blocks): Removed use of
9032 DF_FIRST_OPTIONAL_PROBLEM. Now uses
9033 df_problem.free_blocks_on_set_blocks to determine which blocks are
9035 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
9036 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
9037 uses dataflow.optional_p to determine if problem should be
9039 (rest_of_handle_df_initialize): Only start live problem if
9041 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
9042 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
9043 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
9044 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
9045 problem_NOTE): Initialize free_blocks_on_set_blocks.
9046 (df_lr_bb_local_compute): Recompute luids if df_live problem is
9048 (df_live_set_all_dirty, df_note_alloc): New function.
9049 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
9051 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
9052 * postreload.c (reload_combine): Ditto.
9053 * cse.c (cse_extended_basic_block): Ditto.
9054 * regmove.c (mark_flags_life_zones): Ditto.
9055 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
9056 erase_matching_seqs): Ditto.
9057 * bt-load.c (compute_defs_uses_and_gen): Ditto.
9058 * integrate (allocate_initial_values): Ditto.
9059 * combine.c (reg_dead_at_p): Ditto.
9060 * resource.c (mark_target_live_regs): Ditto.
9061 * sched-rgn.c (check_live_1, update_live_1): Ditto.
9062 * config/sh/sh.c (find_r0_life_regions): Ditto.
9063 * global.c (rest_of_handle_global_alloc): Only add back df_live
9065 * local-alloc.c (rest_of_handle_local_alloc): Only remove
9067 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
9069 (if_convert): Make sure df_live is there at -O == 1.
9070 (pass_if_after_combine): Cleanup flags.
9071 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
9072 is there at -O == 1.
9074 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
9076 * config/arm/arm.c (arm_get_frame_offsets): Set
9077 offsets->locals_base to avoid negative stack size.
9078 (thumb1_expand_prologue): Assert on negative stack size.
9080 2007-06-19 Sebastian Pop <sebpop@gmail.com>
9082 PR tree-optimization/32367
9083 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
9084 of the chrec has no evolution in that loop.
9085 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
9087 2007-06-19 Bob Wilson <bob.wilson@acm.org>
9089 * config/xtensa/xtensa.c: Include "df.h".
9090 (xtensa_builtin_saveregs): Use adjust_address instead of
9092 (xtensa_va_start): Invoke make_tree with sizetype for
9093 expand_builtin_saveregs and then convert the result to a pointer.
9094 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
9095 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
9096 Subtract argument size from index value as integers and then use
9097 POINTER_PLUS_EXPR to add the result to the array address.
9099 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9102 * config/m32c/m32c.c: Include dataflow header file.
9103 (m32c_emit_prologue): Adjust for prologue insn change.
9104 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
9105 once inside a PARALLEL. Assume frame size passed in operand 0
9106 includes space to save the fb register.
9107 (prologue_enter_24): Likewise.
9108 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
9110 2007-06-19 David Daney <ddaney@avtrex.com
9113 * config/mips/mips.md (cprestore): Mark $gp as used.
9115 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9118 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
9119 (frv_ifcvt_modify_insn): Likewise.
9121 2007-06-19 Richard Guenther <rguenther@suse.de>
9123 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
9124 only handle positive offsets that fit in a HOST_WIDE_INT.
9126 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
9128 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
9129 result of rsqrt insn for zero input argument to avoid NaN.
9131 2007-06-19 Richard Guenther <rguenther@suse.de>
9134 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
9136 2007-06-19 Jakub Jelinek <jakub@redhat.com>
9138 PR tree-optimization/32353
9139 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
9141 2007-06-19 Nick Clifton <nickc@redhat.com>
9143 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
9145 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9148 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
9149 * config/i386/i386.c (assign_386_stack_local): Assert that
9150 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
9151 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
9152 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
9153 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
9155 2007-06-18 Steve Ellcey <sje@cup.hp.com>
9157 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
9159 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
9161 PR rtl-optimization/32321
9162 * gcse.c (replace_store_insn): Update the note before
9163 calling emit_insn_after.
9165 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9168 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
9170 * df-problems.c (df_note_bb_compute): Fix dumping info.
9172 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
9174 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
9175 insn with emit_jump_insn.
9177 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9179 PR tree-optimization/32383
9180 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
9181 * targhooks.h (default_builtin_reciprocal): Update prototype.
9182 * target.h (struct gcc_target): Update builtin_reciprocal.
9183 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
9184 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
9185 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
9186 when fndecl is in BUILT_IN_MD class.
9187 (execute_convert_to_rsqrt): Ditto.
9189 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
9190 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
9191 Convert BUILT_IN_SQRTF code only when md_fn is false.
9193 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
9195 * bt-load.c (move_btr_def): Fix the order of arguments
9196 to validate_replace_rtx.
9198 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
9200 * config/m68k/m68k-devices.def: Add 54450..54455.
9202 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
9204 PR rtl-optimization/32366
9205 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
9206 FLOAT_EXTEND]: Prevent non-scalar modes from entering
9209 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9212 * modulo-sched (generate_reg_moves): Added rescan parameter and if
9213 this is true, rescan insn being modified.
9214 (sms_schedule): Added rescan parameter.
9215 (rest_of_handle_sms): Moved freeing of dominance info to before
9216 getting out of cfg_layout.
9218 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
9220 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
9221 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
9224 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
9225 FL_CF_EMAC from the entry for isac.
9227 * config/m68k/predicates.md (const_call_operand): Adjust comment.
9228 (const_sibcall_operand): New.
9229 (sibcall_operand): Use it.
9230 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
9231 (m68k_isas): ISAC does not imply FPU or EMAC.
9232 (override_options): Add ISA_C logic for symbolic jump & call.
9234 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
9236 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
9237 return mode from the builtin itself.
9238 (sparc_fold_builtin): Fix cast of zero constant.
9240 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9242 * targhooks.c (default_builtin_reciprocal): New default target hook.
9243 * targhooks.h (default_builtin_reciprocal): Add prototype.
9244 * hooks.c (hook_tree_tree_bool_null): Remove hook.
9245 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
9246 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
9247 default_builtin_reciprocal.
9249 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9252 * hooks.c (hook_tree_tree_bool_null): New hook.
9253 * hooks.h (hook_tree_tree_bool_null): Add prototype.
9254 * tree-pass.h (pass_convert_to_rsqrt): Declare.
9255 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
9256 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
9257 and convert it to reciprocal a*rfunc(b).
9258 (execute_convert_to_rsqrt): New function.
9259 (gate_convert_to_rsqrt): New function.
9260 (pass_convert_to_rsqrt): New pass definition.
9261 * target.h (struct gcc_target): Add builtin_reciprocal.
9262 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
9263 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
9264 TARGET_BUILTIN_RECIPROCAL.
9265 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
9267 * config/i386/i386.h (TARGET_RECIP): New define.
9268 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
9269 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9270 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9271 and not optimizing for size.
9272 (*rcpsf2_sse): New insn pattern.
9273 (*rsqrtsf2_sse): Ditto.
9274 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
9275 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9276 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9277 and not optimizing for size.
9278 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
9279 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9280 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9281 and not optimizing for size.
9282 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
9283 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9284 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9285 and not optimizing for size.
9286 (*sse_rsqrtv4sf2): Do not export.
9288 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
9289 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9290 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9291 and not optimizing for size.
9293 * config/i386/i386.opt (mrecip): New option.
9294 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
9295 (ix86_emit_swsqrtsf): Ditto.
9296 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
9297 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
9299 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
9300 ix86_expand_unop1_builtin.
9301 (ix86_emit_swdivsf): New function.
9302 (ix86_emit_swsqrtsf): Ditto.
9303 (ix86_builtin_reciprocal): New function.
9304 (TARGET_BUILTIN_RECIPROCAL): Use it.
9305 (ix86_vectorize_builtin_conversion): Rename from
9306 ix86_builtin_conversion.
9307 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
9308 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
9309 "i386 and x86_64 Options" section.
9310 (Intel 386 and AMD x86_64 Options): Document -mrecip.
9312 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9313 Zdenek Dvorak <dvorakz@suse.cz>
9314 Richard Guenther <rguenther@suse.de>
9315 Kaz Kojima <kkojima@gcc.gnu.org>
9317 * tree-vrp.c (compare_values_warnv): Convert val2 to
9319 (extract_range_from_assert): Create
9320 POINTER_PLUS_EXPR for pointer types.
9321 (extract_range_from_binary_expr): Handle
9322 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
9324 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
9325 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
9326 POINTER_PLUS_EXPR as PLUS_EXPR.
9327 (number_of_iterations_lt_to_ne):
9328 For pointer types, use sizetype when
9329 creating MINUS_EXPR/PLUS_EXPRs.
9330 (assert_loop_rolls_lt): For pointer types, use sizetype when
9331 creating MINUS_EXPR/PLUS_EXPRs.
9332 (number_of_iterations_le): Likewise.
9333 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
9334 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
9335 like PLUS_EXPR and MINUS_EXPR.
9336 * tree-pretty-print.c (dump_generic_node): Handle
9338 (op_prio): Likewise.
9339 (op_symbol_1): Likewise.
9340 * optabs.c (optab_for_tree_code): Likewise.
9341 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
9343 * tree-tailcall.c (process_assignment): Mention
9344 POINTER_PLUS_EXPR in a TODO comment.
9345 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
9346 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
9347 not used with a pointer and an integer type.
9348 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
9349 increment using chrec_convert_rhs instead of chrec_convert.
9350 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
9351 PLUS_EXPR except for the right hand side's type will be
9353 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
9354 (fold_used_pointer_cast): Kill.
9355 (pointer_offset_p): Kill.
9356 (fold_used_pointer): Kill.
9357 (pointer_used_p): Kill.
9358 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
9359 call fold_used_pointer.
9360 (instantiate_parameters_1): Convert the increment
9361 using chrec_convert_rhs instead of chrec_convert.
9362 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
9363 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
9364 instead of PLUS_EXPR.
9365 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
9366 PLUS_EXPR for pointers.
9367 (std_gimplify_va_arg_expr): Likewise.
9368 (fold_builtin_memory_op): Likewise.
9369 (fold_builtin_strstr): Likewise.
9370 (fold_builtin_strchr): Likewise.
9371 (fold_builtin_strrchr): Likewise.
9372 (fold_builtin_strpbrk): Likewise.
9373 (expand_builtin_memory_chk): Likewise.
9374 (fold_builtin_memory_chk): Likewise.
9375 (std_expand_builtin_va_start): Use
9376 sizetype for the call to make_tree and then convert
9377 to the pointer type.
9378 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
9379 instead of PLUS_EXPR for adding to a pointer.
9380 (std_gimplify_va_arg_expr): Use fold_build2 for
9381 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
9382 the operands to sizetype first and then cast the BIT_AND_EXPR
9383 back to the pointer type.
9384 * fold-const.c (build_range_check): Handle pointer types
9386 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
9387 of PLUS_EXPR's. Make sure the offset is converted to
9389 (try_move_mult_to_index): Strip the NOPs from the offset.
9390 Remove code argument and replace all uses with PLUS_EXPR.
9391 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
9392 specially. Don't use a pointer type for MINUS_EXPR.
9393 (fold_unary): Handle for (T1)(X op Y),
9394 only p+ as that is the only as that can be handled for
9395 binary operators now.
9396 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
9398 <case PLUS_EXPR>: Add folding of PTR+INT into
9400 Don't call try_move_mult_to_index.
9401 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
9402 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
9403 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
9404 Don't call try_move_mult_to_index.
9405 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
9406 (tree_expr_nonzero_p): Likewise.
9407 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
9408 of PLUS_EXPR for the complex expression folding.
9409 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
9410 first chrec is a pointer type, then the second should
9411 be sizetype and not the first's type.
9412 For POINTER_PLUS_EXPR, use a different right hand side type.
9413 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9414 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
9415 different right hand side type.
9416 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9417 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
9418 instead of PLUS_EXPR.
9419 When either operand is zero, convert the other operand.
9420 (chrec_apply): Use chrec_convert_rhs
9421 on the argument x instead of chrec_convert.
9422 (reset_evolution_in_loop): For pointer types, the new_evol
9424 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
9425 different right hand side type.
9426 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9427 (chrec_convert_rhs): New function.
9428 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
9429 different right hand side type.
9430 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9431 * tree-chrec.h (chrec_convert_rhs): New prototype.
9432 (build_polynomial_chrec): For pointer types, the right hand
9433 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
9434 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
9435 Remove subtraction case as it is always addition now.
9436 Make sure the offset is converted to sizetype.
9437 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
9438 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
9439 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
9440 PLUS_EXPR in pointer type.
9441 Handle POINTER_PLUS_EXPR.
9442 (tree_to_aff_combination): Likewise.
9443 (force_expr_to_var_cost): Likewise.
9444 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
9445 instead of PLUS_EXPR for pointers.
9446 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
9447 instead of PLUS_EXPR of pointer types.
9448 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
9450 (check_va_list_escapes): Likewise.
9451 (check_all_va_list_escapes): Likewise.
9452 * dwarf2out.c (loc_descriptor_from_tree_1):
9453 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
9454 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
9455 (string_constant): Likewise.
9456 * tree-ssa-address.c (tree_mem_ref_addr): When adding
9457 the offset to the base, use POINTER_PLUS_EXPR.
9458 (add_to_parts): Convert the index to sizetype.
9459 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
9460 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
9461 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
9462 Offset only holds something for PLUS_EXPR.
9463 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
9465 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
9467 (analyze_accesses_for_modify_stmt): Likewise.
9468 Remove comment about the type being integral type as it is
9470 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
9472 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
9474 Correct the type which the artimentic is done in (is now
9477 * tree-data-ref.c (split_constant_offset): Handle
9479 * tree-affine.c (tree_to_aff_combination): Likewise.
9480 * c-typeck.c (build_unary_op): For pointers create the increment
9481 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
9483 * gimplify.c (gimplify_self_mod_expr): Create a
9484 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9485 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
9486 * tree.def (POINTER_PLUS_EXPR): New tree code.
9487 * tree-predcom.c (ref_at_iteration): If we have a pointer
9488 type do the multiplication in sizetype.
9489 * tree-mudflap.c (mf_xform_derefs_1): Create a
9490 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9491 * tree-ssa-forwprop.c
9492 (forward_propagate_addr_into_variable_array_index):
9493 Don't expect there to be a cast for the index as that
9494 does not exist anymore.
9495 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
9496 instead of PLUS_EXPR.
9497 Don't check for the first operand of the POINTER_PLUS_EXPR
9498 was the index as it cannot be.
9499 Call forward_propagate_addr_into_variable_array_index with
9500 the SSA_NAME instead of the statement.
9501 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
9502 (compare_constant): Likewise.
9503 (copy_constant): Likewise.
9504 (compute_reloc_for_constant): Likewise.
9505 (output_addressed_constants): Likewise.
9506 (initializer_constant_valid_p): Likewise.
9507 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
9508 Convert the MIN/MAX of the inner type to the outer
9509 type before comparing them.
9510 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
9511 POINTER_PLUS_EXPR instead of PLUS_EXPR.
9512 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
9513 of PLUS_EXPR for pointers.
9514 * tree-inline.c (estimate_num_insns_1): Handle
9516 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
9517 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9518 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
9519 instead of PLUS_EXPR for the pointer increment statement.
9520 (vect_update_ivs_after_vectorizer): For pointer types, create
9521 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
9522 MULT_EXPR in sizetype.
9523 (vect_gen_niters_for_prolog_loop): Add a cast when creating
9525 * tree-object-size.c (plus_expr_object_size): Handle
9526 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
9527 code which is trying to figure out which side is a pointer and
9529 (check_for_plus_in_loops_1): Likewise.
9530 (check_for_plus_in_loops): Likewise.
9531 * c-common.c (pointer_int_sum): Create a
9532 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9533 * tree-ssa-structalias.c (handle_ptr_arith): Handle
9534 only POINTER_PLUS_EXPR. Removing all the extra
9535 code which is trying to figure out which side is a pointer and
9537 * tree-cfg.c (verify_expr): Add extra checking for pointers and
9538 PLUS_EXPR and MINUS_EXPR.
9539 Also add checking to make sure the operands of POINTER_PLUS_EXPR
9541 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
9542 with make_tree, instead of a pointer type.
9543 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
9544 for pointers instead of PLUS_EXPR.
9545 (s390_gimplify_va_arg): Likewise.
9546 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
9547 instead of PLUS_EXPR when doing addition on pointer
9548 types. Use sizetype for the second operand.
9549 (spu_gimplify_va_arg_expr): Likewise.
9550 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
9551 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
9552 a pointer. Don't create a BIT_AND_EXPR for pointer types.
9553 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
9554 for the pointer addition and also use size_int/sizetype
9556 (ix86_gimplify_va_arg): Likewise.
9557 Perform BIT_AND_EXPR on sizetype arguments.
9558 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
9559 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
9560 for the pointer additions and also use size_int for the offsets.
9561 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
9562 additions and also use size_int for the offsets. Perform
9563 BIT_AND_EXPR on sizetype arguments.
9564 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
9565 POINTER_PLUS_EXPR for pointers and create the
9566 BIT_AND_EXPR in sizetype.
9567 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
9568 instead of PLUS_EXPR for pointer addition.
9569 (rs6000_va_start): Likewise.
9570 Also use sizetype for the offset.
9571 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
9572 as PLUS_EXPR/MINUS_EXPR.
9573 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
9574 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
9575 Don't use BIT_AND_EXPR on a pointer type, convert the
9576 expression to sizetype first.
9577 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
9579 (mips_gimplify_va_arg_expr): Likewise.
9580 Don't create BIT_AND_EXPR in a pointer type.
9582 2007-06-15 Eric Christopher <echristo@apple.com>
9584 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
9585 (x86_64-*-darwin*): Ditto.
9586 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
9589 2007-06-15 Matthew Wilcox <matthew@wil.cx>
9591 * doc/extend.texi: Document behavior of __attribute__((aligned))
9594 2007-06-15 Mark Mitchell <mark@codesourcery.com>
9596 * rtlanal.c (note_stores): Improve documentation.
9598 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
9600 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
9601 LOCAL_LABEL_PREFIX): Delete.
9602 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
9603 (bfin_internal_label): Delete.
9605 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
9607 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
9608 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
9609 otherwise define to LIBGCC2_TF_CEXT.
9610 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
9611 (LIBGCC_TF_CEXT): Ditto.
9614 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
9616 PR rtl-optimization/32339
9617 * df-scan.c (df_uses_record): Don't modify flags but just add to
9618 it for df_ref_record.
9620 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
9622 * tree-mudflap.c: Fix whitespace issues.
9624 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
9626 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
9628 2007-06-14 Eric Christopher <echristo@apple.com>
9630 * config/i386/sse.md (movdi_to_sse): Rewrite body.
9631 (movv4sf): Use gcc_unreachable instead of abort.
9633 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
9636 * config/i386/sfp-machine.h (CMPtype): New define.
9637 (mach stubs): Use CMPtype instead of int as a return type.
9639 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
9641 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
9642 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
9643 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
9644 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
9645 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
9646 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
9647 config/soft-fp/soft-fp.h: Update from glibc CVS.
9649 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
9651 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
9653 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9656 * config/v850/v850.c: Include dataflow header file.
9657 (substitute_ep_register): Fix typo.
9659 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9661 * configure.ac: Fix earlier checkin.
9662 * configure: Regenerated.
9664 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9666 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
9667 * aclocal.m4: Regenerate.
9668 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
9669 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
9670 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
9671 * configure: Regenerate.
9672 * Makefile.in (LOOSE_WARN): Subst loose_warn.
9674 * Makefile.in (quickstrap): Build libgcc too.
9676 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9678 * configure.ac: Add --enable-checking=df. Explicitly mention that
9679 the variables are initialized as for "release".
9680 * df-core.c: Use it.
9681 * configure: Regenerate.
9682 * config.in: Regenerate.
9684 2007-06-14 Bob Wilson <bob.wilson@acm.org>
9686 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
9687 validate_replace_rtx instead of replace_rtx.
9688 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
9690 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
9692 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
9693 (DWARF2_UNWIND_INFO): Override default if configured with
9695 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
9696 (ENDFILE_SPEC): Add crtend.o.
9697 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
9698 (ENDFILE_SPEC): Add crtend.o.
9699 (TARGET_USE_JCR_SECTION): Define.
9700 (MD_UNWIND_SUPPORT): Define for 32-bit target.
9702 * config/i386/cygming-crtbegin.c: New file.
9703 * config/i386/cygming-crtend.c: New file.
9705 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
9707 * config/i386/w32-unwind.h: New file.
9709 2007-06-13 Eric Christopher <echristo@apple.com>
9711 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
9712 the user set a value below STACK_BOUNDARY.
9714 2007-06-13 Thiemo Seufer <ths@networkno.de>
9716 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
9717 imply -lpthread for -pthread.
9719 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
9721 * basic-block.h: Remove the prototype for
9722 free_basic_block_vars.
9723 * cfglayout.h: Remove the prototype for
9724 insn_locators_initialize.
9725 * tree.h: Remove the prototype for emit_line_note.
9727 * tree-ssa-pre.c (mergephitemp): Remove.
9728 (init_pre): Don't use mergephitemp.
9730 2007-06-13 Eric Christopher <echristo@apple.com>
9732 * config/i386/i386.c (override_options): If we've specified
9733 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
9735 2007-06-13 Bob Wilson <bob.wilson@acm.org>
9737 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
9740 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9742 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
9743 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
9744 (eh_store_handler): New pattern.
9745 (eh_return): Emit it instead of a plain move.
9747 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
9749 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
9750 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
9751 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
9754 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9756 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
9757 (find_next_insn_start, find_load): New functions.
9758 (bfin_reorg): Use them to deal with the fact that parallel insns are
9759 no longer represented as a SEQUENCE.
9761 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9763 * config/sparc/sparc.c (sparc_override_options): Initialize
9766 2007-06-13 Dave Korn <dave.korn@artimi.com>
9768 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
9771 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
9773 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
9774 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
9775 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
9776 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
9777 tree-vect-transform.c: Fix comment typos. Follow spelling
9780 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9782 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
9783 to the exit block use set.
9784 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
9785 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
9786 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
9788 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9790 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
9791 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
9792 to indicate an error.
9793 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
9795 (dbg_cnt_process_opt): Print an error on a bad argument.
9796 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
9797 * common.opt (-fdbg-cnt-list): New.
9798 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
9800 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
9802 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
9803 flag on ref-all pointers.
9805 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9808 * expr.c (expand_expr_addr_expr_1): Call expand_expr
9809 for the offset with the modifier as EXPAND_INITIALIZER
9810 if the modifier is EXPAND_INITIALIZER.
9811 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
9812 a register if we had an overflow.
9814 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9816 * real.c (real_isfinite): New.
9817 (real_sqrt): Use it.
9818 * real.h (real_isfinite): New.
9819 * builtins.c: Use it.
9821 2007-06-12 Ian Lance Taylor <iant@google.com>
9822 Daniel Berlin <dberlin@dberlin.org>
9825 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
9826 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
9827 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
9828 (DECL_NO_TBAA_P): Define.
9829 (struct tree_decl_common): Add no_tbaa_flag field.
9830 * tree-ssa-structalias.c (struct variable_info): Add
9831 no_tbaa_pruning field.
9832 (new_var_info): Initialize no_tbaa_pruning field.
9833 (unify_nodes): Copy no_tbaa_pruning field.
9834 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9835 (dump_solution_for_var): Print no_tbaa_pruning flag.
9836 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
9838 (compute_tbaa_pruning): New static function.
9839 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
9840 Call compute_tbaa_pruning.
9841 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
9842 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9843 * gimple-low.c (lower_stmt): Likewise.
9844 * tree-gimple.c (is_gimple_stmt): Likewise.
9845 * tree-ssa-operands.c (get_expr_operands): Likewise.
9846 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9847 * tree-inline.c (estimate_num_insns_1): Likewise.
9848 (copy_result_decl_to_var): Likewise.
9849 * expr.c (expand_expr_real_1): Likewise.
9850 * tree-pretty-print.c (dump_generic_node): Likewise.
9851 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
9852 * omp-low.c (omp_copy_decl_2): Likewise.
9853 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
9854 * doc/c-tree.texi (Expression trees): Document
9855 CHANGE_DYNAMIC_TYPE_EXPR.
9857 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9859 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
9860 with !HONOR_NANS and !HONOR_INFINITIES.
9861 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
9863 2007-06-12 Tristan Gingold <gingold@adacore.com>
9865 * gcov.c: Comments updated.
9866 (source_info): Add file_time field.
9867 (source_index): New variable.
9868 (mutiple_files): New variable.
9869 (generate_results): New function extracted from process_file.
9870 (process_file): Save and restore chain of functions, generate
9871 results and free structures only if not merging results.
9872 (release_structures): File names are now freed in create_file_names
9873 (create_file_names): Free previous file names.
9874 (find_source): File date is now read here and modifications in
9875 source files is checked here.
9876 (read_graph_file): Only reverse order of functions for the current
9878 (make_gcov_file_name): Do not generate long names if input_name is
9880 (output_lines): If merging results do not display graph, data and
9882 Checking source file modification is done in find_source.
9884 * doc/gcov.texi: Append an s to sourcefile.
9886 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
9888 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
9889 (forced_nop): New pattern.
9890 * config/bfin/bfin.c: Include "df.h".
9891 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
9892 (bfin_discover_loop): Use df_get_live_in instead of
9893 global_live_at_start.
9894 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
9895 df_analyze when done.
9896 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
9897 the insns. Use QImode for the final insn in a bundle. Call
9898 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
9900 (reorder_var_tracking_notes): New function.
9901 (bfin_reorg): Pass no argument to split_all_insns. Don't call
9902 update_life_info. Call df_analyze after scheduling and bundle
9903 generation. Call reorder_var_tracking_notes if generating these
9904 notes. Call df_finish_pass at the end.
9906 2007-06-12 Dirk Mueller <dmueller@suse.de>
9908 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
9909 a comparison, not an assignment.
9911 2007-06-12 Olivier Hainque <hainque@adacore.com>
9913 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
9914 Request walking the subtrees only, leaving the current is_lhs/val_only
9916 (convert_non_local_reference): Likewise.
9918 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
9920 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
9922 2007-06-12 Richard Guenther <rguenther@suse.de>
9924 PR tree-optimization/15353
9925 PR tree-optimization/31657
9926 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
9927 * timevar.def: Add TV_TREE_IFCOMBINE.
9928 * tree-pass.h (pass_tree_ifcombine): Declare.
9929 * tree-ssa-ifcombine.c: New file.
9930 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
9931 * tree-flow.h (blocks_in_phiopt_order): Declare.
9932 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
9933 (tree-ssa-ifcombine.o): New dependencies.
9935 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9937 PR rtl-optimization/32293
9938 * combine.c (simplify_if_then_else): Truncate return from
9939 nonzero_bits() to correct mode.
9941 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9943 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
9944 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
9946 2007-06-11 Diego Novillo <dnovillo@google.com>
9948 * Makefile.in (reload1.o-warn): Remove.
9950 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
9952 * combine.c (subst): Use reg_overlap_mentioned_p
9953 instead of comparing register numbers directly.
9955 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9957 * reload1.c (mark_home_live_1): Use the mode parameter.
9959 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9961 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
9962 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
9966 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
9968 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
9970 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9972 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
9973 from integer registers.
9974 (FP mode splitters): Handle TFmode.
9976 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
9978 * tree-ssa-structalias.c (find_what_p_points_to): Return false
9979 for ref-all pointers that point-to anything.
9981 2007-06-11 Joseph Myers <joseph@codesourcery.com>
9983 * config/arm/arm.c (arm_output_dwarf_dtprel,
9984 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
9986 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
9988 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
9989 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
9992 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
9994 * tree.c (signed_or_unsigned_type_for): New.
9995 (unsigned_type_for): Use signed_or_unsigned_type_for.
9996 (signed_type_for): Use signed_or_unsigned_type_for.
9997 * tree.h (signed_or_unsigned_type_for): New.
9998 (get_signed_or_unsigned_type): Remove.
9999 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
10000 lang_hooks.types.signed_type
10001 (size_diffop): Likewise.
10002 (all_ones_mask_p): Likewise.
10003 (build_range_check): Likewise.
10004 (fold_cond_expr_with_comparison): Likewise.
10005 (fold_cond_expr_with_comparison): Likewise.
10006 (unextend): Likewise.
10007 (extract_muldiv_1): Likewise.
10008 (fold_single_bit_test_into_sign_test): Likewise.
10009 (fold_binary): Likewise.
10010 (fold_ternary): Likewise.
10011 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
10012 instead of get_signed_or_unsigned_type.
10013 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
10014 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10015 * expr.c (signed_or_unsigned_type_for): Use
10016 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
10017 * langhooks.c (get_signed_or_unsigned_type): Remove.
10018 (lhd_signed_or_unsigned_type): Remove.
10019 * langhooks.h (lang_hooks_for_types): Remove signed_type and
10020 signed_or_unsigned_type.
10021 (lhd_signed_or_unsigned_type): Remove.
10022 * expmed.c (make_tree): Use signed_type_for instead of
10023 lang_hooks.types.signed_type.
10024 * c-common.c (same_scalar_type_ignoring_signedness): Use
10025 c_common_signed_type instead of lang_hooks.types.signed_type.
10026 (c_common_unsigned_type): New.
10027 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
10028 (shorten_compare): Use c_common_unsigned_type instead of
10029 c_common_signed_or_unsigned_type.
10030 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
10032 * convert.c (convert_to_integer): Use signed_type_for instead of
10033 lang_hooks.types.signed_type.
10034 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
10035 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
10036 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
10037 * c-format.c (check_format_types): Use c_common_unsigned_type
10038 instead of unsigned_type_for.
10039 * c-decl.c (groakdeclarator): Likewise.
10040 * c-typeck.c (convert_for_assignment): Likewise.
10041 * c-common.h (c_common_unsigned_type): New.
10043 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10046 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
10047 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
10049 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10051 PR middle-end/32279
10052 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
10053 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
10055 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
10056 Sebastian Pop <sebpop@gmail.com>
10058 * lambda-code.c (remove_iv): New.
10059 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
10061 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
10063 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
10064 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
10065 * tree-ssa-loop-prefetch.c: Include optabs.h.
10066 (FENCE_FOLLOWING_MOVNT): New macro.
10067 (struct mem_ref): Add independent_p and storent_p fields.
10068 (record_ref): Initalize the new fields.
10069 (gather_memory_references_ref): Return true if the reference
10071 (gather_memory_references): Check whether all memory accesses
10072 in loop were recorded.
10073 (should_issue_prefetch_p): Return false for nontemporal stores.
10074 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
10075 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
10076 (determine_loop_nest_reuse): Detect independent memory references.
10077 (loop_prefetch_arrays): Call mark_nontemporal_stores.
10078 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
10079 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
10080 * config/i386/i386.h (x86_mfence): Declare.
10081 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
10082 * config/i386/i386.c (x86_mfence): New variable.
10083 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
10085 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
10086 * optabs.c (init_optabs): Initialize storent_optab.
10087 * optabs.h (enum optab_index): Add OTI_storent.
10088 (storent_optab): Declare.
10089 * genopinit.c (optabs): Add initialization for storent_optab.
10090 * tree.h (MOVE_NONTEMPORAL): New macro.
10091 * expr.c (expand_assignment, store_expr, store_constructor_field,
10092 store_constructor, store_field, expand_expr_real_1): Propagate
10093 nontemporality of the expanded store.
10094 (emit_storent_insn): New function.
10095 * expr.h (expand_assignment, store_expr): Declaration changed.
10096 * function.c (assign_parm_setup_reg): Pass false as nontemporality
10097 to expand_assignment.
10098 * stmt.c (expand_asm_expr): Ditto.
10099 * calls.c (initialize_argument_information): Pass false as
10100 nontemporality to store_expr.
10101 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
10104 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10106 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
10108 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
10110 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10112 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
10113 and allow DECL_P here.
10115 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
10117 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
10118 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
10119 track of the size of the expression.
10120 * cfghooks.c (merge_blocks): Remove block from loops structure only
10121 after call of the merge_blocks hook.
10123 2007-06-09 Tom Tromey <tromey@redhat.com>
10125 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
10126 (deprecated_state): Removed.
10127 (start_decl): Update.
10128 (enum deprecated_states): Moved earlier.
10129 (groktypename): Update.
10130 (push_parm_decl): Likewise.
10131 (grokfield): Likewise.
10132 (start_function): Likewise.
10134 2007-06-09 Ian Lance Taylor <iant@google.com>
10136 PR tree-optimization/32169
10137 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
10138 CONVERT_EXPR, check whether min and max both converted to an
10139 overflow infinity representation.
10141 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
10143 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
10144 not inserted on the edge.
10146 2007-06-08 Bob Wilson <bob.wilson@acm.org>
10148 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
10149 instructions if they are supported.
10150 (__divsi3, __umodsi3, __modsi3): Likewise.
10151 (__ashldi3, __ashrdi3, __lshrdi3): New.
10152 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
10154 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
10155 Tony Linthicum <tony.linthicum@amd.com>
10157 * doc/invoke.texi: Add fvect-cost-model flag.
10158 * common.opt (fvect-cost-model): New flag.
10159 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
10160 cost fields in stmt_vec_info struct for STMT.
10161 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
10162 fields in stmt_vec_info struct and access functions for the same.
10163 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
10164 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
10165 load, store and vector to scalar operation.
10166 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
10167 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
10168 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
10169 (TARG_VEC_STORE_COST): Define cost of vector store.
10170 (vect_estimate_min_profitable_iters): Define new function.
10171 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
10172 check to evaluate if loop iterations are less than minimum profitable
10173 iterations determined by cost model or minimum vect loop bound defined
10174 by user, whichever is more conservative.
10175 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
10176 run-time check to evaluate if loop iterations are less than minimum
10177 profitable iterations determined by cost model or minimum vect loop
10178 bound defined by user, whichever is more conservative.
10179 (vect_estimate_min_profitable_iterations): New function to estimate
10180 mimimimum iterartions required for vector version of loop to be
10181 profitable over scalar version.
10182 (vect_model_reduction_cost): New function.
10183 (vect_model_induction_cost): New function.
10184 (vect_model_simple_cost): New function.
10185 (vect_cost_strided_group_size): New function.
10186 (vect_model_store_cost): New function.
10187 (vect_model_load_cost): New function.
10188 (vectorizable_reduction): Call vect_model_reduction_cost during
10190 (vectorizable_induction): Call vect_model_induction_cost during
10192 (vectorizable_load): Call vect_model_load_cost during analysis phase.
10193 (vectorizable_store): Call vect_model_store_cost during analysis phase.
10194 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
10195 vectorizable_promotion, vectorizable_demotion): Call
10196 vect_model_simple_cost during analysis phase.
10198 2007-06-08 Simon Baldwin <simonb@google.com>
10200 * reg-stack.c (get_true_reg): Readability change. Moved default case
10201 label into direct switch statement scope.
10203 2007-06-08 Simon Baldwin <simonb@google.com>
10205 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
10206 in gcc_assert() with '==' comparison.
10208 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10210 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
10211 TARGET_ABM handling of x86_popcnt variable.
10213 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10215 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
10216 __builtin_copysignq and __builtin_infq built-in functions.
10218 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10220 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
10221 SSE4.2 section. Correct built-in function names in SSE4A section.
10223 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10225 PR tree-optimization/32243
10226 * tree-vect-transform.c (vectorizable_type_promotion): Move check
10227 for ncopies after ratio check between nunits_out and nunits_in.
10228 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
10230 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
10232 PR tree-optimization/32224
10233 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
10234 vectorization upon a non GIMPLE_MODIFY_STMT.
10236 2007-06-08 Christian Bruel <christian.bruel@st.com>
10239 * config/sh/sh.md (doloop_end): New pattern and splitter.
10240 * loop-iv.c (simple_rhs_p): Check for hardware registers.
10242 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
10244 PR middle-end/32209
10245 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
10247 (verify_dominators): Do not change dominance tree.
10249 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
10251 * config/sh/constraints.md: New file.
10252 * config/sh/sh.c: Include tm-constrs.h.
10253 (reg_class_from_letter): Remove.
10254 (prepare_cbranch_operands): Use satisfies_constraint_*
10255 function instead of macro.
10256 (andcosts, broken_move, sh_secondary_reload): Likewise.
10257 * config/sh/predicates.md (trapping_target_operand): Likewise.
10258 (and_operand, arith_operand, arith_reg_or_0_operand,
10259 cmp_operand, logical_operand, target_operand,
10260 ua_address_operand, ua_offset, xor_operand): Likewise.
10261 * config/sh/sh.md: Include constraints.md.
10262 (*movsicc_t_false): Use satisfies_constraint_* function
10264 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
10265 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
10266 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
10267 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
10268 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
10269 (REG_CLASS_FROM_CONSTRAINT): Remove.
10270 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
10271 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
10272 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
10273 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
10274 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
10275 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
10276 function instead of macro.
10277 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
10278 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
10279 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
10280 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
10281 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
10282 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
10283 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
10284 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
10285 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
10286 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
10287 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
10288 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
10289 EXTRA_CONSTRAINT_STR): Likewise.
10290 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
10292 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10294 * config/i386/darwin.h (STACK_BOUNDARY): Define.
10296 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
10299 * c-common.h (flag_cpp0x): Replaced by...
10300 (cxx_dialect): ... this new variable specifying the C++ dialect that
10302 * c-common.c (flag_cpp0x): Removed.
10303 (cxx_dialect): Defined.
10304 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
10306 * c-opts.c (c_common_post_options): Likewise.
10307 (set_std_cxx98): Set cxx_dialect to cxx98.
10308 (set_std_cxx0x): Set cxx_dialect to cxx0x.
10310 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10311 Hui-May Chang <hm.chang@apple.com>
10313 * doc/invoke.texi (Darwin Options): Update documentation for
10314 -mmacosx-version-min.
10315 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
10316 * config/darwin-driver.c: New file.
10317 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
10318 * config/t-darwin (darwin-driver.o): New rule.
10320 * config/darwin-c.c (version_as_macro): Ignore low digit.
10322 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
10324 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
10325 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
10326 (CSGNMODE): New mode macro.
10327 (CSGNVMODE): New mode attribute.
10328 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
10329 expander using CSGNMODE mode macro. Handle TFmode.
10330 (copysign<mode>3_const): Rename from copysignsf3_const and
10331 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
10333 (copysign<mode>3_var): Rename from copysignsf3_var and
10334 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
10336 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
10337 mode macro. Handle TFmode.
10338 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
10339 (iortf3, *iortf3): Ditto.
10340 (xortf3, *xortf3): Ditto.
10341 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
10342 TFmode and TImode masks.
10343 (ix86_expand_copysign): Expand TFmode copysign insn.
10344 (IX86_BUILTIN_INFQ): New.
10345 (IX86_BUILTIN_FABSQ): Ditto.
10346 (IX86_BUILTIN_COPYSIGNQ): Ditto.
10347 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
10348 [__builtin_fabsq]: Ditto.
10349 [__builtin_copysignq]: Ditto.
10350 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
10351 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
10352 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
10353 ix86_expand_binop_builtin().
10355 2007-06-07 Bob Wilson <bob.wilson@acm.org>
10357 * config/xtensa/lib1funcs.asm: Clean up whitespace.
10359 2007-06-07 Steve Ellcey <sje@cup.hp.com>
10362 * rtl.h (push_to_sequence2): New.
10363 * emit-rtl.c (push_to_sequence2): New.
10364 * function.c (assign_parm_data_all): Add new fields.
10365 (assign_parm_setup_block): Call push_to_sequence2 instead of
10367 (assign_parm_setup_reg): Ditto.
10368 (assign_parm_setup_stack): Ditto.
10369 (assign_parms_unsplit_complex): Ditto.
10370 (assign_parms): Change field name.
10372 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
10374 PR tree-optimization/32220
10375 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
10376 phi node is reached before defining statement.
10378 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10381 * tree-vect-transform.c (vectorizable_call): Call update_stmt
10382 after changing the right hand side of the assignment.
10384 2007-06-06 Eric Christopher <echristo@apple.com>
10386 * config.gcc (i?86-*-darwin*): Remove arch parameter.
10387 (x86_64-*-darwin*): Ditto.
10388 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
10389 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
10391 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10393 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
10394 coding conventions.
10395 (add_key): Likewise.
10396 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
10397 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
10399 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
10401 (add_cost_one_coalesce): Likewise.
10402 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
10403 variable names. Rename orig to orig_name for consistency.
10404 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
10405 coding conventions.
10406 (cprop_into_successor_phis): Avoid using C++ keywords as variable
10408 (record_equivalences_from_stmt): Likewise.
10409 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
10410 the coding conventions.
10411 (memory_ssa_name_same): Likewise.
10412 (dse_optimize_stmt): Likewise.
10413 (dse_record_phis): Likewise.
10414 (dse_finalize_block): Likewise.
10415 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
10416 keywords as variable names.
10417 (may_move_till): Cast according to the coding conventions.
10418 (force_move_till_expr): Avoid using C++ keywords as variable names.
10419 (force_move_till): Cast according to the coding conventions.
10420 (memref_hash): Likewise.
10421 (memref_eq): Likewise.
10422 (gather_mem_refs_stmt): Likewise.
10423 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
10424 using C++ keywords as variable names.
10425 (idx_find_step): Cast according to the coding conventions.
10426 (idx_record_use): Likewise.
10427 (find_depends): Likewise.
10428 (prepare_decl_rtl): Likewise.
10429 (mbc_entry_hash): Likewise.
10430 (mbc_entry_eq): Likewise.
10431 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
10432 (simplify_replace_tree): Avoid using C++ keywords as variable names.
10433 (idx_infer_loop_bounds): Cast according to the coding conventions.
10434 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
10435 * tree-ssa-math-opts.c (occ_new ): Likwise.
10436 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
10438 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
10440 (add_use_op): Likewise.
10441 (add_vop): Likewise.
10442 (add_vuse_op): Likewise.
10443 (add_vdef_op): Likewise.
10444 (get_expr_operands): Likewise.
10445 (push_stmt_changes): Use type safe memory macros.
10446 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
10447 keywords as variable names.
10448 (conditional_replacement): Likewise.
10449 (minmax_replacement): Likewise.
10450 (abs_replacement): Likewise.
10451 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
10452 coding conventions.
10453 (insert_fake_stores): Avoid using C++ keywords as variable names.
10454 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
10456 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
10457 (heapvar_insert): Use type safe memory macros.
10458 (new_var_info): Cast according to the coding conventions.
10459 (new_constraint): Likewise.
10460 (remove_preds_and_fake_succs): Use type safe memory macros.
10461 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
10463 (thread_single_edge): Likewise.
10464 (thread_through_loop_header): Likewise.
10466 2007-06-06 Eric Christopher <echristo@apple.com>
10468 * config/i386/i386.c (override_options): Move handling
10469 of TARGET_SUBTARGET* earlier.
10471 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
10473 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
10476 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
10478 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
10479 emited outside of basic block.
10480 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
10481 the created blocks.
10482 * rtl.h (delete_insn_chain): Declaration changed.
10483 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
10485 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
10486 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
10487 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
10488 to delete_insn_chain.
10489 (rtl_verify_flow_info_1): Verify that the insns in header and footer
10490 do not have bb field set.
10491 (rtl_verify_flow_info): Verify that insns between basic blocks do not
10493 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
10494 * cfgcleanup.c (try_optimize_cfg): Ditto.
10496 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10498 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
10499 (lambda_body_vector_new): Use type safe memory macros.
10500 (lambda_linear_expression_new): Likewise.
10501 (lambda_loopnest_new): Likewise.
10502 (lambda_lattice_new): Likewise.
10503 (replace_uses_equiv_to_x_with_y): Cast according to the coding
10504 conventions. Use type safe memory macros.
10505 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
10506 (lambda_body_vector_s): Likewise.
10507 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
10508 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
10510 2007-06-06 Richard Guenther <rguenther@suse.de>
10512 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
10513 if we need to schedule cfg_cleanup.
10514 (tree_ssa_forward_propagate_single_use_vars): Do so.
10516 2007-06-06 Ian Lance Taylor <iant@google.com>
10518 * fold-const.c (merge_ranges): If range_successor or
10519 range_predecessor fail, just return 0.
10521 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10523 PR tree-optimization/32216
10524 * tree-vectorizer.c (supportable_widening_operation): Determine
10525 signedness of FIX_TRUNC_EXPR from output operand.
10526 (supportable_narrowing_operation): Ditto.
10527 * tree-vect-generic.c (expand_vector_operations_1): Determine
10528 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
10529 from input operand.
10531 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10533 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
10534 (struct pta): ...from here. Change flags to unsigned to avoid
10535 excessive casting (as it is used as a bit mask).
10536 (override_options): Add casts according to the coding convenventions.
10537 (x86_64_elf_unique_section): Likewise.
10538 (examine_argument): Avoid using C++ keywords as variable names.
10539 (construct_container): Likewise.
10540 (legitimize_pic_address): Likewise.
10541 (get_dllimport_decl): Cast according to the coding conventions. Use
10542 type safe memory macros.
10543 (legitimize_address): Cast according to the coding conventions.
10544 (emit_i387_cw_initialization): Corrected the type of slot to enum
10546 (ix86_init_machine_status): Use type safe memory macros.
10547 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
10548 (bdesc_pcmpistr): Likewise.
10549 (bdesc_crc32): Likewise.
10550 (bdesc_sse_3arg): Likewise.
10551 (bdesc_2arg): Likewise.
10552 (bdesc_1arg): Likewise.
10553 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
10554 (ix86_expand_sse_pcmpistr): Likewise.
10555 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
10556 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
10557 int to match the langhook definition.
10558 (ix86_builtin_conversion): Change the type of code to unsigned init to
10559 match the langhook definition.
10560 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
10562 (ix86_preferred_output_reload_class): Likewise.
10563 (ix86_cannot_change_mode_class): Likewise.
10564 (ix86_memory_move_cost): Likewise.
10565 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
10566 avoid excessive casting later on.
10567 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
10569 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10571 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
10572 as flags setting insn.
10573 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
10575 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10577 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
10578 (UNSPEC_ROUND): New.
10579 ("sse4_1_round<mode>2"): New insn pattern.
10580 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
10582 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
10583 expander using SSEMODEF mode macro. Expand using
10584 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10585 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
10586 expander using SSEMODEF mode macro. Expand using
10587 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10588 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
10589 expander using SSEMODEF mode macro. Expand using
10590 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10591 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
10592 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
10593 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
10596 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
10597 Sebastian Pop <sebpop@gmail.com>
10599 * lambda.h (build_linear_expr): New.
10600 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
10601 Use build_linear_expr, call fold and force_gimple_operand.
10602 (lambda_loopnest_to_gcc_loopnest): Check that there is
10603 something to insert.
10604 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
10606 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
10608 PR preprocessor/23479
10609 * doc/extend.texi: Document the 0b-prefixed binary integer
10610 constant extension.
10612 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10614 PR tree-optimization/32215
10615 * tree-vectorizer.c (supportable_widening_operation): Return false
10616 for unsupported FIX_TRUNC_EXPR tree code.
10617 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
10619 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
10621 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
10622 register on SPE targets. Change documentation to reflect
10624 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
10625 Change FIXED_SCRATCH to 14 and document why we're keeping r14
10626 out of the register allocation pool.
10627 (rs6000_reg_live_or_pic_offset_p): New function.
10628 (rs6000_emit_prologue): Move the actual saving of LR up to free
10629 r0 for holding r11. Split saving of SPE 64-bit registers into
10630 its own case. Ensure that offsets will always be in-range for
10631 'evstdd' by using r11 as a scratch register to point at the start
10632 of the SPE save area. Save r11 if necessary, as it is the static
10634 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
10635 into its own case. Ensure that offsets will always be in-range
10636 for 'evldd' by using r11 as a scratch register to point at the
10637 start of the SPE save area. Also adjust r11 when restoring
10638 the stack pointer to compensate for pre-loading r11.
10640 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
10642 * cfg.c (init_flow): Use type safe memory macros.
10643 (alloc_block): Likewise.
10644 (unchecked_make_edge): Likewise.
10645 (dump_flow_info): Avoid using C++ keywords as variable names.
10646 (copy_original_table_clear): Cast according to the coding conventions.
10647 (copy_original_table_set): Likewise.
10648 * cfgexpand (label_rtx_for_bb): Likewise.
10649 (expand_gimple_basic_block): Likewise.
10650 * cfghooks.c (dump_bb): Likewise.
10651 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
10653 (lv_add_condition_to_bb): Likewise.
10654 * cfglayout (relink_block_chain): Cast according to the coding
10656 (fixup_reorder_chain): Likewise.
10657 (fixup_fallthru_exit_predecessor): Likewise.
10658 * cfgloop.c (glb_enum_p): Likewise.
10659 (get_exit_description): Likewise.
10660 (dump_recorded_exit): Likewise.
10661 * cfgloop.h (enum loop_estimation): Move out of struct scope...
10662 (struct loop): ... from here.
10663 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
10665 * cfgrtl.c (rtl_create_basic_block): Likewise.
10666 (rtl_split_block): Likewise.
10667 (rtl_dump_bb): Likewise.
10668 (cfg_layout_split_block): Likewise.
10669 (init_rtl_bb_info): Use typesafe memory macros.
10671 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
10672 * graphds.h: Updated all usages of edge to graph_edge.
10673 * graphds.c: Likewise.
10674 * cfgloopanal.c: Likewise.
10676 2007-06-05 Ian Lance Taylor <iant@google.com>
10678 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
10679 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
10680 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
10682 (test_for_singularity): Likewise.
10684 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
10686 * config/i386/constraints.md ("Y2"): Replaced by ...
10688 * config/i386/i386.md: Likewise.
10689 * config/i386/mmx.md: Likewise.
10690 * config/i386/sse.md: Likewise.
10692 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
10694 * config/i386/constraints.md ("z"): Replaced by ...
10696 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
10697 (sse4_1_blendvps): Likewise.
10698 (sse4_1_pblendvb): Likewise.
10699 (sse4_2_pcmpestr): Likewise.
10700 (sse4_2_pcmpestrm): Likewise.
10701 (sse4_2_pcmpestr_cconly): Likewise.
10702 (sse4_2_pcmpistr): Likewise.
10703 (sse4_2_pcmpistrm): Likewise.
10704 (sse4_2_pcmpistr_cconly): Likewise.
10706 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
10708 * matrix-reorg.c (transform_access_sites): Fix computation.
10709 (transform_allocation_sites): Same.
10711 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10713 * config/i386/i386.c (override_options): Use
10714 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
10716 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10718 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
10719 (nonimm_not_xmm0_operand): Ditto.
10720 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
10721 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
10722 as operand[2] predicate. Require "z" class XMM register for
10723 operand[3]. Adjust asm template.
10724 ("sse4_1_blendvpd"): Ditto.
10725 ("sse4_1_pblendvb"): Ditto.
10726 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
10727 force op2 into xmm0 register for variable blend instructions.
10729 2007-06-04 Tom Tromey <tromey@redhat.com>
10731 * c-tree.h (start_enum): Update.
10732 (build_enumerator): Likewise.
10733 * c-decl.c (enum_next_value): Removed.
10734 (enum_overflow): Likewise.
10735 (start_enum): Add c_enum_contents argument. Don't use globals.
10736 (build_enumerator): Likewise.
10737 * c-tree.h (struct c_enum_contents): New struct.
10739 2007-06-04 Tom Tromey <tromey@redhat.com>
10741 * c-common.c (c_common_get_alias_set): Fix indentation.
10743 2007-06-04 Ian Lance Taylor <iant@google.com>
10745 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
10746 to overflow, reduce overflow infinity to regular infinity.
10747 (vrp_var_may_overflow): New static function.
10748 (vrp_visit_phi_node): Check vrp_var_may_overflow.
10750 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
10752 * stor-layout.c (layout_type): Remove duplicate code.
10754 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
10757 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
10758 before build_common_builtin_nodes ().
10760 2007-06-04 Steve Ellcey <sje@cup.hp.com>
10763 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
10765 2007-06-04 Jan Hubicka <jh@suse.cz>
10767 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
10768 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
10769 instead of _stat version.
10771 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10773 PR tree-optimization/32194
10774 * tree-predcom.c (determine_offset): Check that both references have
10777 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10779 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
10780 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
10781 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10782 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
10783 Add argument to iterate_fix_dominators call.
10784 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
10785 * gcse.c (hoist_code): Change domby to vector.
10786 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
10787 Add argument to iterate_fix_dominators call.
10788 * loop-doloop.c (doloop_modify): Changed recount_dominator to
10789 recompute_dominator.
10790 * lambda-code.c (perfect_nestify): Ditto.
10791 * cfgloopanal.c: Include graphds.h.
10792 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
10793 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
10794 (mark_irreducible_loops): Use graphds_scc. Remove argument from
10796 * graphds.c: New file.
10797 * graphds.h: New file.
10798 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
10799 (get_dominated_by, get_dominated_by_region): Change return type to
10801 (verify_dominators): Recompute all dominators and compare the results.
10802 (recount_dominator): Renamed to ...
10803 (recompute_dominator): ... this. Do not check that the block is
10804 dominated by entry.
10805 (iterate_fix_dominators): Reimplemented.
10806 (prune_bbs_to_update_dominators, root_of_dom_tree,
10807 determine_dominators_for_sons): New functions.
10808 * et-forest.c (et_root): New function.
10809 * et-forest.h (et_root): Declare.
10810 * Makefile.in (graphds.o): Add.
10811 (cfgloopanal.o): Add graphds.h dependency.
10812 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
10813 * basic-block.h (get_dominated_by, get_dominated_by_region,
10814 iterate_fix_dominators): Declaration changed.
10815 (recount_dominator): Renamed to ...
10816 (recompute_dominator): ... this.
10817 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
10818 (thread_through_all_blocks): Do not free dominance info.
10820 2007-06-03 Andreas Schwab <schwab@suse.de>
10822 * config/m68k/m68k.c (override_options): Don't override
10824 * config/m68k/m68k-modes.def (SF, DF): Define to use
10825 motorola_single_format and motorola_double_format, resp.
10826 * real.c (motorola_single_format): Renamed from
10827 coldfire_single_format.
10828 (motorola_double_format): Renamed from coldfire_double_format.
10829 (encode_ieee_extended): Generate a proper canonical NaN image
10830 respecting canonical_nan_lsbs_set.
10831 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
10833 * real.h: Adjust declarations.
10835 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
10838 * config/sh/sh.md (symGOT_load): Don't schedule insns when
10839 the symbol is generated with the stack protector.
10841 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
10843 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
10844 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
10846 * doc/extend.texi (interrupt): Mention m68k.
10848 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
10850 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
10851 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
10852 (ix86_expand_sse_pcmpestr): Do not check operands for
10853 "register_operand", when insn operand predicate is "register_operand".
10854 (ix86_expand_sse_pcmpistr): Ditto.
10856 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
10857 Uros Bizjak <ubizjak@gmail.com>
10859 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
10860 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
10861 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
10862 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
10863 * config/i386/constraints.md ("z"): New register constraint
10864 for members of SSE_FIRST_REG class.
10865 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
10866 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
10867 SSE_FIRST_REG class.
10868 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
10869 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
10870 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
10871 (IX86_BUILTIN_PCMPESTRM128): Likewise.
10872 (IX86_BUILTIN_PCMPESTRA128): Likewise.
10873 (IX86_BUILTIN_PCMPESTRC128): Likewise.
10874 (IX86_BUILTIN_PCMPESTRO128): Likewise.
10875 (IX86_BUILTIN_PCMPESTRS128): Likewise.
10876 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
10877 (IX86_BUILTIN_PCMPISTRI128): Likewise.
10878 (IX86_BUILTIN_PCMPISTRM128): Likewise.
10879 (IX86_BUILTIN_PCMPISTRA128): Likewise.
10880 (IX86_BUILTIN_PCMPISTRC128): Likewise.
10881 (IX86_BUILTIN_PCMPISTRO128): Likewise.
10882 (IX86_BUILTIN_PCMPISTRS128): Likewise.
10883 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
10884 (struct builtin_description): Change "flag" field to unsigned.
10885 (bdesc_pcmpestr): New builtin description table.
10886 (bdesc_pcmpistr): Likewise.
10887 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
10888 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
10889 Initialize pcmp[ei]str[im] insns for SSE4.2.
10890 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
10891 (ix86_expand_sse_pcmpistr): Likewise.
10892 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
10893 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
10894 (UNSPEC_PCMPISTR): Likewise.
10895 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
10896 (sse4_2_pcmpestri):New isns pattern.
10897 (sse4_2_pcmpestrm): Likewise.
10898 (sse4_2_pcmpestr_cconly): Likewise.
10899 (sse4_2_pcmpistr): New insn patern and splitter.
10900 (sse4_2_pcmpistri):New isns pattern.
10901 (sse4_2_pcmpistrm): Likewise.
10902 (sse4_2_pcmpistr_cconly): Likewise.
10903 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
10906 2007-06-01 David Daney <ddaney@avtrex.com>
10908 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
10909 LOADGP_ABSOLUTE and not binds_local_p.
10911 2007-06-01 Geoffrey Keating <geoffk@apple.com>
10913 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
10915 2007-06-01 Ian Lance Taylor <iant@google.com>
10917 * tree-vrp.c (compare_name_with_value): Always set
10918 used_strict_overflow if we get a result from the variable itself.
10920 2007-06-01 Ian Lance Taylor <iant@google.com>
10922 PR rtl-optimization/31455
10923 * lower-subreg.c (find_decomposable_subregs): Don't decompose
10924 subregs which have a cast between modes which are not tieable.
10926 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
10928 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
10929 breaks after return statements.
10931 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
10933 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
10934 only after no_new_pseudos.
10936 2007-05-31 Eric Christopher <echristo@apple.com>
10938 * expr.c (convert_move): Assert that we don't have a BLKmode
10940 (store_expr): Handle BLKmode moves by calling emit_block_move.
10942 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
10944 * c-typeck.c (build_indirect_ref): Include type in error message.
10945 (build_binary_op): Pass types to binary_op_error.
10946 * c-common.c (binary_op_error): Take two type arguments, print out
10948 * c-common.h (binary_op_error): Update prototype.
10950 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10952 * config/i386/i386.c: Correct coments on -mno-sse4.
10954 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10956 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
10957 (x86_64-*-*): Likewise.
10958 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
10959 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
10960 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10961 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
10962 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10963 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10964 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10965 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10966 (OPTION_MASK_ISA_SSE4): Likewise.
10967 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
10968 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10969 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
10970 (override_options): Support SSE4.2.
10971 (ix86_build_const_vector): Support SImode and DImode.
10972 (ix86_build_signbit_mask): Likewise.
10973 (ix86_expand_int_vcond): Support V2DImode.
10974 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
10975 (IX86_BUILTIN_CRC32HI): Likewise.
10976 (IX86_BUILTIN_CRC32SI): Likewise.
10977 (IX86_BUILTIN_CRC32DI): Likewise.
10978 (IX86_BUILTIN_PCMPGTQ): Likewise.
10979 (bdesc_crc32): Likewise.
10980 (bdesc_sse_3arg): Likewise.
10981 (ix86_expand_crc32): Likewise.
10982 (ix86_init_mmx_sse_builtins): Support SSE4.2.
10983 (ix86_expand_builtin): Likewise.
10984 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10985 __SSE4_2__ for -msse4.2.
10986 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
10987 (CRC32MODE): Likewise.
10988 (crc32modesuffix): Likewise.
10989 (crc32modeconstraint): Likewise.
10990 (sse4_2_crc32<mode>): Likewise.
10991 (sse4_2_crc32di): Likewise.
10992 * config/i386/i386.opt (msse4.2): New for SSE4.2.
10994 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
10995 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
10996 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
10997 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
10998 (vcondu<mode>): Likewise.
10999 * doc/extend.texi: Document SSE4.2 built-in functions.
11000 * doc/invoke.texi: Document -msse4.2/-msse4.
11002 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
11004 PR tree-optimization/32160
11005 * tree-predcom.c (predcom_tmp_var): New function. Mark created
11006 variable as gimple reg.
11007 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
11009 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
11011 * gcc.c (main): Don't consider linker options when issuing the
11012 warning about a linker input file not being used.
11014 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11016 * tree-vrp.c (compare_names): Initialize sop.
11018 2007-05-30 Dirk Mueller <dmueller@suse.de>
11020 * cgraphunit.c (cgraph_analyze_function): Remove
11021 computation of inline parameters.
11023 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11025 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
11027 2007-05-30 Richard Sandiford <richard@codesourcery.com>
11029 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
11030 Add vx-common.h. Include vxworks.h between vx-common.h and
11032 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
11034 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
11035 (TARGET_ASM_DESTRUCTOR): Likewise.
11036 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
11037 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
11038 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11039 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
11040 (VXWORKS_ENDIAN_SPEC): Define.
11041 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
11042 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
11043 VXWORKS_* equivalents.
11044 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
11045 (ASM_FILE_START): Delete.
11046 (TARGET_VERSION): Reformat.
11047 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
11048 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
11049 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
11050 (FPBIT, DPBIT): Define.
11051 (fp-bit.c, dp-bit.c): New rules.
11052 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
11053 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
11054 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
11055 * config/arm/arm.h: Include vxworks-dummy.h.
11056 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
11057 Mark with ATTRIBUTE_UNUSED.
11058 (arm_override_options): Do not allow VxWorks RTP PIC to be used
11059 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
11060 make it incompatible with -msingle-pic-base.
11061 (arm_function_ok_for_sibcall): Return false for calls that might
11062 go through a VxWorks PIC PLT entry.
11063 (require_pic_register): New function, split out from...
11064 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
11066 (arm_load_pic_register): Handle the VxWorks RTP initialization
11067 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
11068 (arm_emit_call_insn): New function.
11069 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
11070 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
11071 (pic_offset_arm): New pattern.
11072 (call, call_value): Use arm_emit_call_insn.
11073 (call_internal, call_value_internal): New expanders.
11074 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
11075 VxWorks unless __PIC__.
11077 2007-05-30 Eric Christopher <echristo@gmail.com>
11079 * genrecog.c: Include regs.h in generated file.
11080 * genemit.c: Ditto. Fix up formatting.
11081 * config/mn10300/constraints.md: New.
11082 * config/mn10300/mn10300.md: Include.
11083 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
11084 Fix up for removed macro.
11085 * config/mn10300/predicates.md (call_address_operand): Ditto.
11086 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
11087 (CONST_OK_FOR_I): Ditto.
11088 (CONST_OK_FOR_J): Ditto.
11089 (CONST_OK_FOR_K): Ditto.
11090 (CONST_OK_FOR_L): Ditto.
11091 (CONST_OK_FOR_M): Ditto.
11092 (CONST_OK_FOR_N): Ditto.
11093 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
11097 (EXTRA_CONSTRAINT): Ditto.
11099 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11101 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
11103 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
11104 OPTION_MASK_ISA_64BIT.
11105 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
11107 2007-05-30 Richard Guenther <rguenther@suse.de>
11109 PR middle-end/32152
11110 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
11111 types for comparison.
11112 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
11113 with original typed arguments.
11114 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
11116 2007-05-30 Jakub Jelinek <jakub@redhat.com>
11118 PR tree-optimization/31769
11119 * except.c (duplicate_eh_regions): Clear prev_try if
11120 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
11122 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
11124 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
11125 * tree-ssa-sink.c (statement_sink_location): Return basic block and
11126 bsi of the location where statements should be inserted.
11127 (sink_code_in_bb): Take bsi from statement_sink_location.
11128 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
11129 instead of bsi_start.
11130 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
11132 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
11133 (bsi_move_before): Document inconsistency with bsi_move_after.
11134 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
11136 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11138 * config/i386/i386.h (TARGET_ABM): New define.
11139 (TARGET_POPCNT): Ditto.
11140 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
11141 New temporary defines to redefine from OPTION_ISA_* defines.
11142 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
11143 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
11144 (ix86_isa_flags): New extern int declaration.
11145 (TARGET_SUBTARGET_DEFAULT): New define.
11146 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
11147 (TARGET_SUBTARGET32_DEFAULT): Ditto.
11148 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
11149 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11150 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
11151 * config/i386/darwin.h: Change TARGET_64BIT define to
11154 * config/i386/i386.opt (m3dnowa): Define as undocumented option
11155 using existing "ix86_isa_flags" varible.
11156 (m32, m64): Use existing "ix86_isa_flags" variable.
11157 (mmmx, m3dnow): Ditto.
11158 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
11159 (mabm): Define as non-negative option using "x86_abm" variable.
11160 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
11162 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
11163 Rewrite feature test bitmap.
11164 (ix86_isa_flags): New initialized global int varible.
11165 (ix86_isa_flags_explicit): New static int variable.
11166 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
11167 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
11168 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
11169 target_flags_explicit.
11170 (override_options): Remove "target_enable" and "target_disable" fields
11171 from "struct ptt". Update processor_target_table accordingly. Remove
11172 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
11173 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
11174 "target_flags" and "ix86_isa_flags_explicit" instead of
11175 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
11176 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
11177 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
11178 to true when either of PTA_POPCNT or PTA_ABM is set in
11179 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
11180 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
11181 processor_alias_table flags entry. Remove handling of
11182 "target_enable" and "target_disable" fields of processor_target_table.
11183 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
11184 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
11185 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
11186 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
11187 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
11189 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
11191 2007-05-29 David Daney <ddaney@avtrex.com>
11194 * config/mips/mips.c (mips_output_mi_thunk): Emit
11195 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
11197 2007-05-29 Hui-May Chang <hm.chang@apple.com>
11198 * config/i386/i386.c (ix86_function_regparm): Added checking of
11199 ix86_force_align_arg_pointer to determine the number of
11200 register parameters.
11202 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
11204 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
11205 (SET_DR_MISALIGNMENT): New.
11206 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
11207 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
11208 Use SET_DR_MISALIGNMENT.
11209 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
11211 * tree-data-ref.c (create_data_ref, compute_all_dependences,
11212 find_loop_nest): Export.
11213 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
11214 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
11215 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
11216 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
11218 (struct mem_ref): Add field reuse_distance.
11219 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
11220 Initialize reuse_distance field.
11221 (issue_prefetch_ref): Select temporality of prefetch according to
11223 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
11224 self_reuse_distance, determine_loop_nest_reuse): New functions.
11225 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
11226 (tree_ssa_prefetch_arrays): Dump L2 cache size.
11227 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
11230 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
11232 * tree-ssa-alias.c: Add aliasing overview.
11234 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
11235 Danny Smith <dannysmith@users.sourceforge.net>
11238 * config/i386/t-crtfm: Compile crtfastmath.o with
11239 -minline-all-stringops.
11240 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
11241 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
11243 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11245 * doc/md.texi: Document constraints on HP PA-RISC.
11247 * pa/constraints.md: New file.
11248 * pa.md: Include constraints.md.
11249 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
11250 (integer_store_memory_operand, ldil_cint_p): New functions.
11251 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
11252 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11253 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
11254 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
11255 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
11257 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
11260 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
11261 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
11262 case POSTDECREMENT_EXPR>): Return the error_mark_node
11263 if either the real or imaginary parts would an
11266 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
11268 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
11269 name when we remove it from a call.
11271 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
11273 * targhooks.c (default_narrow_bitfield): Remove.
11274 * targhooks.h: Remove the prototype for
11275 default_narrow_bitfield.
11277 * langhooks-def.h: Remove the prototype for
11278 hook_get_alias_set_0.
11279 * langhooks.c (hook_get_alias_set_0): Remove.
11281 * global.c (EXECUTE_IF_CONFLICT): Remove.
11283 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11286 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
11287 return true when truth_value_p is true and the type
11290 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
11292 * doc/install.texi (Prerequisites): We no longer require Autoconf
11293 2.13 for the top-level.
11295 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
11297 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
11298 memory access via x86_expand_vector_move_misalign() only for
11299 TImode values on 32-bit targets.
11301 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
11303 * matrix-reorg.c: New file. Implement matrix flattening and
11304 transposing optimization.
11305 * tree-pass.h: Add matrix reorg pass.
11306 * common.opt: Add fipa-mreorg flag.
11307 * Makefile.in: Add matrix-reorg.c.
11308 * passes.c: Add matrix reorg pass.
11309 * varpool.c (add_new_static_var): New function.
11310 * cgraph.h (add_new_static_var): Declare.
11312 2007-05-27 Eric Christopher <echristo@apple.com>
11314 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
11315 sp_offset depending on stack size. Save r12 depending
11316 on registers we're saving later.
11317 (rs6000_emit_epilogue): Update sp_offset depending only
11320 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
11322 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
11323 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11324 * ifcvt.c (if_convert): Ditto.
11325 * tree-ssa-threadupdate.c (thread_block): Ditto.
11326 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
11327 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11328 verify_loop_closed_ssa): Check number_of_loops instead of
11330 * predict.c (tree_estimate_probability): Ditto.
11331 * tree-if-conv.c (main_tree_if_conversion): Ditto.
11332 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
11333 * modulo-sched.c (sms_schedule): Ditto.
11334 * tree-scalar-evolution.c (scev_const_prop): Ditto.
11335 (scev_finalize): Do not do anything if scev analysis was not
11337 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
11338 current_loops == NULL.
11339 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
11340 * loop-init.c (loop_optimizer_init): Do not free current_loops when
11341 there are no loops.
11342 (loop_optimizer_finalize): Assert that loops were analyzed.
11343 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
11344 rtl_doloop): Check number_of_loops instead of current_loops.
11345 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
11346 current_loops == NULL.
11347 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
11348 gate_tree_vectorize tree_linear_transform, check_data_deps,
11349 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
11350 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
11351 Check number_of_loops instead of current_loops.
11352 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
11353 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
11354 free loops if available.
11355 (execute_pre): Do not pass do_fre to fini_pre.
11357 2007-05-27 Tobias Burnus <burnus@net-b.de>
11359 PR middle-end/32083
11360 * real.c (mpfr_from_real): Fix sign of -Inf.
11362 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
11364 * tree-vect-transform.c (vectorizable_conversion): Initialize
11365 tree_code variables to ERROR_MARK.
11366 (vectorizable_type_demotion): Likewise.
11367 (vectorizable_type_promotion): Likewise.
11369 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11372 * config/i386/i386.md (movti): Handle push operands via
11373 ix86_expand_push().
11375 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11377 * basic-block.h: Remove the prototype for merge_seq_blocks.
11378 * cfgcleanup.c (merge_seq_blocks): Remove.
11380 * tree-flow.h: Remove the prototype for is_aliased_with.
11381 * tree-ssa-alias.c (is_aliased_with): Remove.
11383 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
11385 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
11387 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
11389 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
11390 ix86_expand_sse4_unpack if SSE4.1 is enabled.
11391 (vec_unpacks_hi_v16qi): Likewise.
11392 (vec_unpacku_lo_v16qi): Likewise.
11393 (vec_unpacks_lo_v16qi): Likewise.
11394 (vec_unpacku_hi_v8hi): Likewise.
11395 (vec_unpacks_hi_v8hi): Likewise.
11396 (vec_unpacku_lo_v8hi): Likewise.
11397 (vec_unpacks_lo_v8hi): Likewise.
11398 (vec_unpacku_hi_v4si): Likewise.
11399 (vec_unpacks_hi_v4si): Likewise.
11400 (vec_unpacku_lo_v4si): Likewise.
11401 (vec_unpacks_lo_v4si): Likewise.
11403 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11405 * c-typeck.c, config/arm/arm.c, config/darwin.c,
11406 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
11407 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
11408 follow spelling conventions in various
11409 warning/error/diagnostic messages.
11411 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
11412 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
11413 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
11414 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
11415 tree-vrp.c: Fix comment typos. Follow spelling conventions.
11416 * doc/tm.texi: Follow spelling conventions.
11418 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11421 * tree-ssa-forwprop.c
11422 (forward_propagate_addr_into_variable_array_index): Remove
11423 the lhs argument. Use the type of def_rhs instead of lhs.
11424 (forward_propagate_addr_expr_1): Update use of
11425 forward_propagate_addr_into_variable_array_index.
11427 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
11428 Nigel Stephens <nigel@mips.com>
11430 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
11431 function attributes, "far" being an alias for "long_call".
11432 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
11433 (mips_near_type_p, mips_far_type_p): New.
11434 (mips_comp_type_attributes): New function to check that attributes
11435 attached to a function type are compatible.
11436 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
11437 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
11438 to the target function of the thunk.
11439 (mips_encode_section_info): Check for "near" and "far" function
11440 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
11442 * config/mips/predicates.md (const_call_insn_operand): Test only
11443 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
11445 * doc/extend.texi (Function Attributes): Document MIPS "near" and
11448 * testsuite/gcc.target/mips/near-far-1.c: New test case.
11449 * testsuite/gcc.target/mips/near-far-2.c: New test case.
11450 * testsuite/gcc.target/mips/near-far-3.c: New test case.
11451 * testsuite/gcc.target/mips/near-far-4.c: New test case.
11453 2007-05-25 Eric Christopher <echristo@apple.com>
11455 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
11456 to x86-darwin configurations.
11457 * config/i386/t-darwin: Add softfp support.
11458 * config/i386/t-darwin64: Ditto.
11459 * config/i386/sfp-machine.h: If mach then don't use
11460 aliasing, emit a stub to call.
11462 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
11464 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
11465 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
11466 tree-predcom.c, tree-ssa-alias-warnings.c,
11467 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
11468 comment typos. Follow spelling conventions.
11469 * doc/cpp.texi, doc/invoke.texi: Fix typos.
11471 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11474 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
11475 constants into memory. Expand unaligned memory references for
11476 SSE modes via x86_expand_vector_move_misalign() function.
11478 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
11480 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
11481 "memory" attribute for "sseishft" type insn without operands[2].
11483 2007-05-25 Dirk Mueller <dmueller@suse.de>
11484 Marcus Meissner <meissner@suse.de>
11486 * doc/extend.texi (alloc_size): New attribute.
11487 * c-common.c (handle_alloc_size_attribute): New.
11488 * tree-object-size.c (alloc_object_size): Use alloc_size
11489 attribute, if available.
11491 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11493 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
11495 (__builtin_ia32_vec_ext_v2di): Likewise.
11496 (__builtin_ia32_vec_ext_v4si): Likewise.
11497 (__builtin_ia32_vec_ext_v8hi): Likewise.
11498 (__builtin_ia32_vec_ext_v16qi): Likewise.
11499 (__builtin_ia32_vec_set_v8hi): Likewise.
11501 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11503 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
11505 2007-05-25 Richard Sandiford <richard@codesourcery.com>
11507 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
11508 (arm_is_longcall_p): Rename to...
11509 (arm_is_long_call_p): ...this. Take a single tree argument and
11511 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
11512 (CUMULATIVE_ARGS): Remove call_cookie.
11513 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
11514 (ENCODED_LONG_CALL_ATTR_P): Delete.
11515 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
11516 LONG_CALL_FLAG_CHAR cases.
11517 (ARM_DECLARE_FUNCTION_SIZE): Delete.
11518 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
11519 ARM_DECLARE_FUNCTION_SIZE.
11520 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
11521 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
11522 (arm_encode_call_attribute, current_file_function_operand): Delete.
11523 (arm_function_in_section_p): New function.
11524 (arm_is_longcall_p): Rename to...
11525 (arm_is_long_call_p): ...this. Take the target function as a single
11526 argument and return a bool. Do not rely on call cookies. Check
11527 whether the target symbol is in the same section as the current
11528 function, not just the same compilation unit.
11529 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
11530 (arm_encode_section_info): Don't encode a call type.
11531 * config/arm/arm.md (call, call_value): Update calls to
11532 arm_is_long(_)call_p. Simplify logic.
11533 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
11534 Update calls to arm_is_long(_)call_p.
11536 2007-05-25 Richard Guenther <rguenther@suse.de>
11538 PR tree-optimization/31982
11539 * tree-ssa-forwprop.c
11540 (forward_propagate_addr_into_variable_array_index): Handle arrays
11541 with element size one.
11543 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11545 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
11546 (umulsi3_highpart): Likewise.
11548 2007-05-24 Ian Lance Taylor <iant@google.com>
11550 PR rtl-optimization/32069
11551 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
11554 2007-05-24 Ollie Wild <aaw@google.com>
11556 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
11559 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
11561 * postreload-gcse.c (reg_changed_after_insn_p): New function.
11562 (oprs_unchanged_p): Use it to check all registers in a REG.
11563 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
11564 (reg_set_between_after_reload_p): Delete.
11565 (reg_used_between_after_reload_p): Likewise.
11566 (reg_set_or_used_since_bb_start): Likewise.
11567 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
11568 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
11569 Use reg_set_between_p instead of reg_set_between_after_reload_p.
11570 * rtlanal.c (reg_set_p): Check whether REG overlaps
11571 regs_invalidated_by_call, rather than just checking the
11572 membership of REGNO (REG).
11574 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11576 * doc/passes.texi: Document predictive commoning.
11577 * doc/invoke.texi (-fpredictive-commoning): Document.
11578 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
11579 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
11580 adding indices to the generated name.
11581 (schedule_sm): Pass 0 to get_lsm_tmp_name.
11582 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
11583 * tree-pretty-print.c (op_symbol_1): Renamed to ...
11584 (op_symbol_code): ... and exported.
11585 (dump_omp_clause, op_symbol): Use op_symbol_code
11586 instead of op_symbol_1.
11587 * tree-pass.h (pass_predcom): Declare.
11588 * timevar.def (TV_PREDCOM): New timevar.
11589 * tree-ssa-loop.c (run_tree_predictive_commoning,
11590 gate_tree_predictive_commoning, pass_predcom): New.
11591 * tree-data-ref.c (find_data_references_in_loop): Find the
11592 references in dominance order.
11593 (canonicalize_base_object_address): Ensure that the result has
11595 (dr_analyze_innermost): Export.
11596 (create_data_ref): Code to fail for references with invariant
11598 (find_data_references_in_stmt): ... here.
11599 * tree-data-ref.h (dr_analyze_innermost): Declare.
11600 * tree-affine.c: Include tree-gimple.h and hashtab.h.
11601 (aff_combination_find_elt, name_expansion_hash,
11602 name_expansion_eq, tree_to_aff_combination_expand,
11603 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
11605 * tree-affine.h (aff_combination_constant_multiple_p,
11606 tree_to_aff_combination_expand): Declare.
11607 * tree-predcom.c: New file.
11608 * common.opt (fpredictive-commoning): New option.
11609 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
11610 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
11611 * Makefile.in (tree-predcom.o): Add.
11612 (tree-affine.o): Add TREE_GIMPLE_H dependency.
11613 * passes.c (init_optimization_passes): Add dceloop after
11614 copy propagation in loop optimizer. Add predictive commoning
11615 to loop optimizer passes.
11617 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11619 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
11622 2007-05-24 Jan Hubicka <jh@suse.cz>
11624 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
11626 (genheader): Include statistics.h.
11628 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
11630 * print-rtl.c (flag_dump_unnumbered): Update comments.
11631 (print_rtl): Fix my previous change.
11632 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
11635 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11637 PR middle-end/32018
11638 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
11640 (thread_through_all_blocks): Call initialize_original_copy_tables
11641 and free_original_copy_tables.
11642 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
11644 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11645 * cfghooks.c (duplicate_block): Use get_loop_copy.
11646 * cfg.c: Include cfgloop.h.
11647 (loop_copy): New hash table.
11648 (initialize_original_copy_tables): Initialize loop_copy table.
11649 (free_original_copy_tables): Free loop_copy table.
11650 (copy_original_table_clear, copy_original_table_set,
11651 set_loop_copy, get_loop_copy): New functions.
11652 (set_bb_original, set_bb_copy): Use copy_original_table_set.
11653 * cfgloop.h (struct loop): Remove copy field.
11654 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
11655 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
11657 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11659 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
11660 -msse/-msse2/-msse3.
11662 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11664 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
11665 __builtin_ia32_vec_set_v2di with MASK_64BIT.
11667 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
11670 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
11671 * targhooks.h (default_mangle_decl_assembler_name): Declare
11673 * targhooks.c (default_mangle_decl_assembler_name): Define
11675 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
11677 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
11678 * langhooks.c (lhd_set_decl_assembler_name): Call
11679 targetm.mangle_decl_assembler_name for names with global scope.
11681 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
11683 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
11684 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
11686 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
11687 New. Factored out of i386_pe_encode_section_info.
11688 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
11689 Move check for prior decoration of stdcall
11690 symbols to i386_pe_encode_section_info.
11691 (i386_pe_encode_section_info): Adjust call to
11692 gen_stdcall_or_fastcall_suffix. Use
11693 i386_pe_maybe_mangle_decl_assembler_name, if needed.
11694 (i386_pe_mangle_decl_assembler_name): New. Wrap
11695 i386_pe_maybe_mangle_decl_assembler_name.
11697 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11699 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
11700 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
11701 * langhooks.c (get_signed_or_unsigned_type): Don't check for
11702 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
11703 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
11706 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
11707 Nigel Stephens <nigel@mips.com>
11708 Richard Sandiford <richard@codesourcery.com>
11710 Fix up MIPS16 hard float and add support for complex.
11712 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
11713 (TARGET_SOFT_FLOAT_ABI): New.
11714 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
11715 __mips_soft_float to reflect the ABI in use, not whether the
11716 FPU is directly accessible (e.g., in MIPS16 mode).
11717 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
11718 (UNITS_PER_FPVALUE): Likewise.
11720 * config/mips/mips.c (mips_expand_call): Remove redundant
11721 TARGET_MIPS16 check.
11722 (mips_arg_regno): New.
11723 (function_arg_advance): When setting bits in cum->fp_code for
11724 MIPS16, don't subtract 1 from cum->arg_number, since it is now
11726 (function_arg): Use mips_arg_regno.
11727 (mips_return_mode_in_fpr_p): New.
11728 (mips16_call_stub_mode_suffix): New.
11729 (mips16_cfun_returns_in_fpr_p): New.
11730 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
11731 (mips_output_function_prologue): Test mips16_hard_float, not
11732 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
11733 (mips_expand_epilogue): Call MIPS16 helper routines to copy
11734 return value into a floating-point register.
11735 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
11736 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
11737 (mips16_fp_args): Handle MIPS32r2 ISA which supports
11738 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
11739 word of double arguments from or to the high bits of 64-bit
11740 floating point registers.
11741 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
11742 (mips16_fpret_double): New helper function.
11743 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
11744 support for complex modes. Fill in DECL_RESULT for stubdecl.
11745 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
11747 * config/mips/mips16.S
11748 (RET, ARG1, ARG2): New.
11749 (MERGE_GPRf, MERGE_GPRt): New.
11750 (DELAYt, DELAYf): New.
11751 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
11752 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
11753 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
11754 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
11755 (SFOP): Renamed to...
11756 (OPSF3): This, and macro-ified. Updated all uses.
11757 (SFOP2): Renamed to...
11758 (OPSF2): This, and macro-ified. Updated all uses.
11759 (SFCMP): Renamed to...
11760 (CMPSF): This, and macro-ified. Updated all uses.
11761 (SFREVCMP): Renamed to...
11762 (REVCMPSF): This, and macro-ified. Updated all uses.
11763 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
11764 (LDDBL1, LDDBL2, RETDBL): Deleted.
11765 (DFOP): Renamed to...
11766 (OPDF3): This, and macro-ified. Updated all uses.
11767 (DFOP2): Renamed to...
11768 (OPDF2): This, and macro-ified. Updated all uses.
11769 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
11770 (DFCMP): Renamed to...
11771 (CMPDF): This, and macro-ified. Updated all uses.
11772 (DFREVCMP): Renamed to...
11773 (REVCMPDF): This, and macro-ified. Updated all uses.
11774 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
11775 (RET_FUNCTION): New.
11776 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
11777 (__mips16_ret_sc, __mips16_ret_dc): New.
11778 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
11779 STUB_ARGS_6, STUB_ARGS_10): New.
11780 (CALL_STUB_NO_RET): New.
11781 (__mips16_call_stub_1): Macro-ified.
11782 (__mips16_call_stub_5): Macro-ified.
11783 (__mips16_call_stub_2): Macro-ified.
11784 (__mips16_call_stub_6): Macro-ified.
11785 (__mips16_call_stub_9): Macro-ified.
11786 (__mips16_call_stub_10): Macro-ified.
11787 (CALL_STUB_RET): New.
11788 (__mips16_call_stub_sf_0): Macro-ified.
11789 (__mips16_call_stub_sf_1): Macro-ified.
11790 (__mips16_call_stub_sf_5): Macro-ified.
11791 (__mips16_call_stub_sf_2): Macro-ified.
11792 (__mips16_call_stub_sf_6): Macro-ified.
11793 (__mips16_call_stub_sf_9): Macro-ified.
11794 (__mips16_call_stub_sf_10): Macro-ified.
11795 (__mips16_call_stub_df_0): Macro-ified.
11796 (__mips16_call_stub_df_1): Macro-ified.
11797 (__mips16_call_stub_df_5): Macro-ified.
11798 (__mips16_call_stub_df_2): Macro-ified.
11799 (__mips16_call_stub_df_6): Macro-ified.
11800 (__mips16_call_stub_df_9): Macro-ified.
11801 (__mips16_call_stub_df_10): Macro-ified.
11802 (__mips16_call_stub_sc_0): New.
11803 (__mips16_call_stub_sc_1): New.
11804 (__mips16_call_stub_sc_5): New.
11805 (__mips16_call_stub_sc_2): New.
11806 (__mips16_call_stub_sc_6): New.
11807 (__mips16_call_stub_sc_9): New.
11808 (__mips16_call_stub_sc_10): New.
11809 (__mips16_call_stub_dc_0): New.
11810 (__mips16_call_stub_dc_1): New.
11811 (__mips16_call_stub_dc_5): New.
11812 (__mips16_call_stub_dc_2): New.
11813 (__mips16_call_stub_dc_6): New.
11814 (__mips16_call_stub_dc_9): New.
11815 (__mips16_call_stub_dc_10): New.
11817 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
11818 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
11819 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
11821 2007-05-23 Ian Lance Taylor <iant@google.com>
11823 * doc/invoke.texi (Invoking GCC): Document that the order of the
11826 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
11829 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
11830 * config/score/predicate.md (const_pow2, const_npow2): Remove.
11831 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
11835 * config/score/score.c (score_print_operand): Make sure that only
11836 lower bits are used.
11838 2007-05-22 Ian Lance Taylor <iant@google.com>
11840 * tree-vrp.c (avoid_overflow_infinity): New static function,
11841 broken out of set_value_range_to_value.
11842 (set_value_range_to_value): Call avoid_overflow_infinity.
11843 (extract_range_from_assert): Likewise.
11845 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11847 PR middle-end/31095
11848 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
11849 change the type before looking for a COMPOUND_EXPR.
11851 2007-05-22 Ian Lance Taylor <iant@google.com>
11853 * lower-subreg.c (decompose_multiword_subregs): If we change an
11854 insn, call remove_retval_note on it.
11856 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11858 * regs.h (end_hard_regno): New function.
11859 (END_HARD_REGNO, END_REGNO): New macros.
11860 (add_to_hard_reg_set): New function.
11861 (remove_from_hard_reg_set): Likewise.
11862 (in_hard_reg_set_p): Likewise.
11863 (overlaps_hard_reg_set_p): Likewise.
11864 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
11865 (note_btr_set): Use END_HARD_REGNO.
11866 * caller-save.c (setup_save_areas): Use end_hard_regno.
11867 (mark_set_regs): Use END_HARD_REGNO.
11868 (add_stored_regs): Use end_hard_regno.
11869 (mark_referenced_regs): Use add_to_hard_reg_set.
11870 * combine.c (update_table_tick): Use END_REGNO.
11871 (record_value_for_reg): Likewise.
11872 (record_dead_and_set_regs): Likewise.
11873 (get_last_value_validate): Likewise.
11874 (use_crosses_set_p): Likewise.
11875 (reg_dead_at_p_1): Likewise.
11876 (reg_dead_at_p): Likewise.
11877 (mark_used_regs_combine): Use add_to_hard_reg_set.
11878 (move_deaths): Use END_HARD_REGNO.
11879 (reg_bitfield_target_p): Use end_hard_regno.
11880 (distribute_notes): Use END_HARD_REGNO.
11881 * cse.c (mention_regs): Use END_REGNO.
11882 (insert): Use add_to_hard_reg_set.
11883 (invalidate): Use END_HARD_REGNO.
11884 (invalidate_for_call): Likewise.
11885 (exp_equiv_p): Use END_REGNO.
11886 (cse_insn): Likewise.
11887 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
11888 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
11889 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
11890 * function.c (keep_stack_depressed): Use end_hard_regno.
11891 * global.c (global_alloc): Use end_hard_regno.
11892 (global_conflicts): Use add_to_hard_reg_set instead of
11894 (find_reg): Likewise.
11895 (mark_reg_store): Likewise.
11896 (mark_reg_conflicts): Likewise.
11897 (mark_reg_death): Use remove_from_hard_reg_set.
11898 (mark_reg_live_nc): Delete.
11899 (set_preference): Use end_hard_regno.
11900 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
11901 remove_from_hard_reg_set.
11902 (post_mark_life): Use add_to_hard_reg_set.
11903 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
11904 (reg_becomes_live): Use add_to_hard_reg_set.
11905 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
11906 (peep2_find_free_register): Use add_to_hard_reg_set.
11907 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
11908 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
11909 * regrename.c (note_sets): Use add_to_hard_reg_set.
11910 (clear_dead_regs): Use remove_from_hard_reg_set.
11911 (regrename_optimize): Use add_to_hard_reg_set.
11912 (find_oldest_value_reg): Use in_hard_reg_set_p.
11913 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
11914 (hard_reg_set_here_p): Use end_hard_regno.
11915 (decompose): Likewise.
11916 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
11917 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
11918 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
11919 (mark_home_live): Use end_hard_regno.
11920 (spill_hard_reg): Likewise.
11921 (clear_reload_reg_in_use): Likewise.
11922 * reorg.c (delete_prior_computation): Use END_REGNO.
11923 * resource.c (update_live_status): Use END_HARD_REGNO.
11924 (mark_referenced_resources): Use add_to_hard_reg_set.
11925 (mark_set_resources): Likewise.
11926 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
11927 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
11928 (reg_overlap_mentioned_p): Likewise.
11929 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
11930 (covers_regno_no_parallel_p): Use END_REGNO.
11931 (find_regno_note): Likewise.
11932 (find_reg_fusage): Use END_HARD_REGNO.
11933 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
11934 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
11936 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11938 * mode-switching.c (reg_dies): Change type of second argument to
11940 (optimize_mode_switching): Update accordingly.
11942 2007-05-22 Richard Sandiford <richard@codesourcery.com>
11944 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
11946 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
11947 (hard_reg_set_empty_p): ...these new functions.
11948 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
11949 GO_IF_HARD_REG_SUBSET.
11950 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
11951 instead of GO_IF_HARD_REG_EQUAL.
11952 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
11953 instead of GO_IF_HARD_REG_EQUAL.
11954 * global.c (find_reg): Use hard_reg_set_empty_p instead of
11955 GO_IF_HARD_REG_SUBSET.
11956 (modify_reg_pav): Use hard_reg_set_empty_p instead of
11957 GO_IF_HARD_REG_EQUAL.
11958 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
11959 of GO_IF_HARD_REG_SUBSET.
11960 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
11961 instead of GO_IF_HARD_REG_EQUAL.
11962 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
11963 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
11964 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
11965 of GO_IF_HARD_REG_SUBSET,
11966 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
11967 GO_IF_HARD_REG_SUBSET.
11968 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
11969 instead of GO_IF_HARD_REG_EQUAL.
11970 * config/sh/sh.c (push_regs, calc_live_regs): Use
11971 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
11972 (hard_regs_intersect_p): Delete.
11974 2007-05-22 Janis Johnson <janis187@us.ibm.com>
11976 * doc/sourcebuild.texi (Test Directives) Add dg-message.
11978 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
11979 Richard Henderson <rth@redhat.com>
11981 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
11983 (x86_64-*-*): Likewise.
11985 * i386/i386-modes.def (V2QI): New.
11987 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
11989 (override_options): Support SSE4.1.
11990 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
11991 (IX86_BUILTIN_BLENDPS): Likewise.
11992 (IX86_BUILTIN_BLENDVPD): Likewise.
11993 (IX86_BUILTIN_BLENDVPS): Likewise.
11994 (IX86_BUILTIN_PBLENDVB128): Likewise.
11995 (IX86_BUILTIN_PBLENDW128): Likewise.
11996 (IX86_BUILTIN_DPPD): Likewise.
11997 (IX86_BUILTIN_DPPS): Likewise.
11998 (IX86_BUILTIN_INSERTPS128): Likewise.
11999 (IX86_BUILTIN_MOVNTDQA): Likewise.
12000 (IX86_BUILTIN_MPSADBW128): Likewise.
12001 (IX86_BUILTIN_PACKUSDW128): Likewise.
12002 (IX86_BUILTIN_PCMPEQQ): Likewise.
12003 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
12004 (IX86_BUILTIN_PMAXSB128): Likewise.
12005 (IX86_BUILTIN_PMAXSD128): Likewise.
12006 (IX86_BUILTIN_PMAXUD128): Likewise.
12007 (IX86_BUILTIN_PMAXUW128): Likewise.
12008 (IX86_BUILTIN_PMINSB128): Likewise.
12009 (IX86_BUILTIN_PMINSD128): Likewise.
12010 (IX86_BUILTIN_PMINUD128): Likewise.
12011 (IX86_BUILTIN_PMINUW128): Likewise.
12012 (IX86_BUILTIN_PMOVSXBW128): Likewise.
12013 (IX86_BUILTIN_PMOVSXBD128): Likewise.
12014 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
12015 (IX86_BUILTIN_PMOVSXWD128): Likewise.
12016 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
12017 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
12018 (IX86_BUILTIN_PMOVZXBW128): Likewise.
12019 (IX86_BUILTIN_PMOVZXBD128): Likewise.
12020 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
12021 (IX86_BUILTIN_PMOVZXWD128): Likewise.
12022 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
12023 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
12024 (IX86_BUILTIN_PMULDQ128): Likewise.
12025 (IX86_BUILTIN_PMULLD128): Likewise.
12026 (IX86_BUILTIN_ROUNDPD): Likewise.
12027 (IX86_BUILTIN_ROUNDPS): Likewise.
12028 (IX86_BUILTIN_ROUNDSD): Likewise.
12029 (IX86_BUILTIN_ROUNDSS): Likewise.
12030 (IX86_BUILTIN_PTESTZ): Likewise.
12031 (IX86_BUILTIN_PTESTC): Likewise.
12032 (IX86_BUILTIN_PTESTNZC): Likewise.
12033 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
12034 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
12035 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
12036 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
12037 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
12038 (bdesc_ptest): New.
12039 (bdesc_sse_3arg): Likewise.
12040 (bdesc_2arg): Likewise.
12041 (bdesc_1arg): Likewise.
12042 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
12044 (ix86_expand_sse_4_operands_builtin): New.
12045 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
12046 smaller than 8 bits as the 2nd arg.
12047 (ix86_expand_sse_ptest): New.
12048 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
12049 (ix86_expand_vector_set): Support SSE4.1.
12050 (ix86_expand_vector_extract): Likewise.
12052 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
12053 __SSE4_1__ for -msse4.1.
12055 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
12056 (UNSPEC_INSERTPS): Likewise.
12057 (UNSPEC_DP): Likewise.
12058 (UNSPEC_MOVNTDQA): Likewise.
12059 (UNSPEC_MPSADBW): Likewise.
12060 (UNSPEC_PHMINPOSUW): Likewise.
12061 (UNSPEC_PTEST): Likewise.
12062 (UNSPEC_ROUNDP): Likewise.
12063 (UNSPEC_ROUNDS): Likewise.
12065 * config/i386/i386.opt (msse4.1): New for SSE4.1.
12067 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
12068 (const_pow2_1_to_32768_operand): Likewise.
12070 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
12073 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
12075 (sse4_1_insertps): Likewise.
12076 (*sse4_1_extractps): Likewise.
12077 (sse4_1_ptest): Likewise.
12078 (sse4_1_mulv2siv2di3): Likewise.
12079 (*sse4_1_mulv4si3): Likewise.
12080 (*sse4_1_smax<mode>3): Likewise.
12081 (*sse4_1_umax<mode>3): Likewise.
12082 (*sse4_1_smin<mode>3): Likewise.
12083 (*sse4_1_umin<mode>3): Likewise.
12084 (sse4_1_eqv2di3): Likewise.
12085 (*sse4_1_pinsrb): Likewise.
12086 (*sse4_1_pinsrd): Likewise.
12087 (*sse4_1_pinsrq): Likewise.
12088 (*sse4_1_pextrb): Likewise.
12089 (*sse4_1_pextrb_memory): Likewise.
12090 (*sse4_1_pextrw_memory): Likewise.
12091 (*sse4_1_pextrq): Likewise.
12092 (sse4_1_blendpd): Likewise.
12093 (sse4_1_blendps): Likewise.
12094 (sse4_1_blendvpd): Likewise.
12095 (sse4_1_blendvps): Likewise.
12096 (sse4_1_dppd): Likewise.
12097 (sse4_1_dpps): Likewise.
12098 (sse4_1_movntdqa): Likewise.
12099 (sse4_1_mpsadbw): Likewise.
12100 (sse4_1_packusdw): Likewise.
12101 (sse4_1_pblendvb): Likewise.
12102 (sse4_1_pblendw): Likewise.
12103 (sse4_1_phminposuw): Likewise.
12104 (sse4_1_extendv8qiv8hi2): Likewise.
12105 (*sse4_1_extendv8qiv8hi2): Likewise.
12106 (sse4_1_extendv4qiv4si2): Likewise.
12107 (*sse4_1_extendv4qiv4si2): Likewise.
12108 (sse4_1_extendv2qiv2di2): Likewise.
12109 (*sse4_1_extendv2qiv2di2): Likewise.
12110 (sse4_1_extendv4hiv4si2): Likewise.
12111 (*sse4_1_extendv4hiv4si2): Likewise.
12112 (sse4_1_extendv2hiv2di2): Likewise.
12113 (*sse4_1_extendv2hiv2di2): Likewise.
12114 (sse4_1_extendv2siv2di2): Likewise.
12115 (*sse4_1_extendv2siv2di2): Likewise.
12116 (sse4_1_zero_extendv8qiv8hi2): Likewise.
12117 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
12118 (sse4_1_zero_extendv4qiv4si2): Likewise.
12119 (*sse4_1_zero_extendv4qiv4si2): Likewise.
12120 (sse4_1_zero_extendv2qiv2di2): Likewise.
12121 (*sse4_1_zero_extendv2qiv2di2): Likewise.
12122 (sse4_1_zero_extendv4hiv4si2): Likewise.
12123 (*sse4_1_zero_extendv4hiv4si2): Likewise.
12124 (sse4_1_zero_extendv2hiv2di2): Likewise.
12125 (*sse4_1_zero_extendv2hiv2di2): Likewise.
12126 (sse4_1_zero_extendv2siv2di2): Likewise.
12127 (*sse4_1_zero_extendv2siv2di2): Likewise.
12128 (sse4_1_roundpd): Likewise.
12129 (sse4_1_roundps): Likewise.
12130 (sse4_1_roundsd): Likewise.
12131 (sse4_1_roundss): Likewise.
12132 (mulv4si3): Don't expand for SSE4.1.
12133 (smax<mode>3): Likewise.
12134 (umaxv4si3): Likewise.
12135 (uminv16qi3): Likewise.
12136 (umin<mode>3): Likewise.
12137 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
12139 * doc/extend.texi: Document SSE4.1 built-in functions.
12141 * doc/invoke.texi: Document -msse4.1.
12143 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
12145 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
12146 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
12147 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
12148 (ASM_SPEC): Add asm_pcrel_spec.
12149 (EXTRA_SPECS): Add asm_pcrel_spec.
12151 2007-05-21 David Daney <ddaney@avtrex.com>
12153 * doc/install.texi (Building a cross compiler): Add requirements
12154 for Java cross compiler.
12156 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12158 PR middle-end/31995
12159 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
12160 Add loopno argument. Use evolution_function_is_invariant_rec_p
12161 instead of evolution_function_is_constant_p.
12162 Update calls to evolution_function_is_affine_multivariate_p.
12163 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
12164 Add loopno argument.
12165 * tree-scalar-evolution.c (gather_chrec_stats): Call
12166 evolution_function_is_affine_multivariate_p with a loop
12168 * tree-data-ref.c (analyze_miv_subscript): Likewise.
12169 (analyze_overlapping_iterations): Likewise.
12170 (access_functions_are_affine_or_constant_p): Likewise.
12171 (build_classic_dist_vector_1): If the access functions
12172 are equal, don't do anything.
12174 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
12175 Paolo Carlini <pcarlini@suse.de>
12176 Uros Bizjak <ubizjak@gmail.com>
12178 * c-cppbuiltin.c (c_cpp_builtins): Define
12179 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
12180 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
12181 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
12182 * doc/cpp.texi ([Standard Predefined Macros]): Document.
12184 2007-05-21 Mike Stump <mrs@apple.com>
12186 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
12188 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12190 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
12192 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
12193 implementation if __OPTIMIZE__ is not defined.
12194 (_mm_alignr_pi8): Ditto.
12195 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12196 (_mm_inserti_si64): Ditto.
12197 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12198 (_mm_slli_epi16): Ditto.
12199 (_mm_slli_epi32): Ditto.
12200 (_mm_slli_epi64): Ditto.
12201 (_mm_srai_epi16): Ditto.
12202 (_mm_srai_epi32): Ditto.
12203 (_mm_srli_si128): Ditto.
12204 (_mm_slli_si128): Ditto.
12205 (_mm_srli_epi16): Ditto.
12206 (_mm_srli_epi32): Ditto.
12207 (_mm_srli_epi64): Ditto.
12208 (_mm_extract_epi16): Ditto.
12209 (_mm_insert_epi16): Ditto.
12210 (_mm_shufflehi_epi16): Ditto.
12211 (_mm_shufflelo_epi16): Ditto.
12212 (_mm_shuffle_epi32): Ditto.
12213 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
12214 (_m_pextrw): Ditto.
12215 (_mm_insert_pi16): Ditto.
12216 (_m_pinsrw): Ditto.
12217 (_mm_shuffle_pi16): Ditto.
12218 (_m_pshufw): Ditto.
12219 (_mm_shufle_ps): Ditto.
12220 (_mm_prefetch): Ditto.
12222 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
12224 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
12225 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
12226 * real.c (encode_i370_single, decode_i370_single,
12227 encode_i370_double, decode_i370_double): Functions removed.
12228 (i370_single_format, i370_double_format): Initializations removed.
12229 (real_maxval, round_for_format, exact_real_truncate, significand_size):
12230 Consider the log2_b field to always be one.
12231 (ieee_single_format, mips_single_format, coldfire_single_format,
12232 ieee_double_format, mips_double_format, coldfire_double_format,
12233 ieee_extended_motorola_format, ieee_extended_intel_96_format,
12234 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
12235 ibm_extended_format, mips_extended_format, ieee_quad_format,
12236 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
12237 decimal_single_format, decimal_double_format, decimal_quad_format,
12238 c4x_single_format, c4x_extended_format, real_internal_format): Remove
12239 initialization of log2_b.
12240 * real.h (i370_single_format, i370_double_format): Declarations
12242 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
12243 field to always be one.
12245 2007-05-21 Andreas Schwab <schwab@suse.de>
12247 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
12248 NOTE_INSN_BASIC_BLOCK_P.
12249 (process_for_unwind_directive): Likewise.
12251 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
12253 * builtins.c (expand_builtin_setjmp_setup): Update comment.
12254 * function.h (struct function): Move va_list_gpr_size,
12255 va_list_fpr_size, function_frequency to front of bitfields. Add
12257 (current_function_calls_unwind_init): New.
12258 * except.c (expand_builtin_unwind_init): Set
12259 current_function_calls_unwind_init not
12260 current_function_has_nonlocal_label.
12261 * reload1.c (has_nonexceptional_receiver): New.
12262 (reload): Use it and current_function_calls_unwind_init to
12263 determine whether call-saved regs must be saved.
12265 2007-05-20 Jan Hubicka <jh@suse.cz>
12267 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
12268 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12269 * ddg.c (create_ddg): LIkewise.
12270 * final.c (final): Remove hunk moving line number notes around since
12271 they are no longer present at this stage.
12272 (final_scan_insn): Use NOTE_KIND instead of
12273 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12274 (output_asm_label): Likewise.
12275 * reorg.c (dbr_schedule): Likewise.
12276 * haifa-sched.c (unlink_other_notes): Likewise.
12277 * mode-switching.c (optimize_mode_switching): Likewise.
12278 * graph.c (start_bb): Likewise.
12279 * rtl.def (NOTE): Update description.
12280 * jump.c (squeeze_notes): Delete.
12281 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
12282 NOTE_INSN_BASIC_BLOCK_P when possible.
12283 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
12284 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
12285 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12286 (dwarf2out_var_location): Likewise.
12287 * cfgbuild.c (make_edges): Likewise.
12288 (find_basic_blocks_1): Likewise.
12289 * function.c (reorder_blocks_1): Likewise.
12290 (epilogue_done): Likewise.
12291 (reposition_prologue_and_epilogue_notes): Likewise.
12292 * print-rtl.c (print_rtx): Likewise; drop code for printing
12294 (print_rtl): Likewise.
12295 (print_rtl_single): Likewise.
12296 * gcse.c (insert_insn_start_bb): Likewise.
12297 * alias.c (init_alias_analysis): Likewise.
12298 * calls.c (fixup_tail_calls): Likewise.
12299 * except.c (sjlj_emit_function_enter): Likewise.
12300 * emit-rtl.c (add_insn_after): Likeiwse.
12301 (emit_label_before): Likewise.
12302 (emit_label_after): Likewise.
12303 (emit_note_before, emit_note_after, emit_note): Update
12304 parameter to be enum insn_note; do not deal with source
12306 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
12307 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
12309 (merge_blocks_move_successor_nojumps): Simplify now when
12310 we don't have BLOCK notes.
12311 (try_optimize_cfg): Likewise.
12312 * cfglayout.c (skip_insns_after_block): Likewise.
12313 (record_effective_endpoints): Likewise.
12314 (duplicate_insn_chain): Likewise.
12315 * varasm.c (output_constant_pool_1): Likewise.
12316 * sched-deps.c (sched_analyze): Likewise.
12317 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
12319 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
12320 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
12321 (SET_INSN_DELETED): Simplify.
12322 (NOTE_LINE_NUMBER): Exterminate.
12323 (NOTE_LINE_KIND): New.
12324 (NOTE_INSN_BASIC_BLOCK_P): Update.
12325 (enum insn_note): Simplify.
12326 (GET_NOTE_INSN_NAME) Simplify.
12327 (emit_note_before, emit_note_after, emit_note): Update prototype.
12328 (squeeze_notes): Remove.
12329 * sched-int.h (NOTE_NOT_BB_P): Update.
12330 * resource.c (mark_target_live_regs): Update.
12331 * sched-rgn.c (debug_dependencies): Update.
12332 * sched-vis.c (print_insn): Update.
12333 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
12334 * config/i386/i386.c (ix86_output_function_epilogue): Update.
12335 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
12336 (TARGET_ADJUST_UNROLL_MAX): Likewise.
12337 (split_branches): Update.
12338 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
12340 (sh_adjust_unroll_max): Exterminate.
12341 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
12342 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
12343 (m68hc11_reorg): Likewise.
12344 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
12345 (emit_predicate_relation_info): Update.
12346 (process_for_unwind_directive): Update.
12347 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
12348 (output_call): Update.
12349 * config/pa/pa.c (output_lbranch): Update.
12350 (output_millicode_call): Update.
12351 (output_call): Update.
12352 (pa_combine_instructions): Update.
12353 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
12354 * config/bfin/bfin.c (gen_one_bundle): Update.
12355 * cfgrtl.c (can_delete_note_p): Update.
12356 (delete_insn): Update.
12357 (rtl_merge_blocks): Update.
12358 (commit_one_edge_insertion): Update.
12359 (rtl_verify_flow_info): Update.
12360 * stmt.c (expand_case): Do not call squeeze_notes.
12362 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12369 * c.opt (Wtype-limits): New.
12370 * doc/invoke.texi (Wtype-limits): Document it.
12371 (Wextra): Enabled by -Wextra.
12372 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12373 * c-common.c (shorten_compare): Warn with Wtype-limits.
12375 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12377 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
12378 inlined function, not as a macro.
12379 (_mm_alignr_pi8): Ditto.
12380 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12381 (_mm_inserti_si64): Ditto.
12382 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12383 (_mm_extract_epi16): Ditto.
12384 (_mm_insert_epi16): Ditto.
12385 (_mm_shufflehi_epi16): Ditto.
12386 (_mm_shufflelo_epi16): Ditto.
12387 (_mm_shuffle_epi32): Ditto.
12388 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
12389 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
12391 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
12393 (_m_to_float): Use C89 compatible assignment.
12395 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
12398 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
12400 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12403 * doc/invoke.texi (Wreturn-type): Complete description.
12404 (Wextra): Delete item about return-type warning.
12405 * c-decl.c: Delete redundant Wextra warning.
12407 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12410 * config/i386/pmmintrin.h: Do not include xmmintrin.h
12411 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
12412 inlined function, not as a macro.
12413 (_mm_prefetch): Ditto.
12414 (_m_pextrw): Ditto.
12415 (_mm_insert_pi16): Ditto.
12416 (_m_pinsrw): Ditto.
12417 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
12418 (_m_pshufw): Ditto. Add const to __N argument.
12419 (_mm_shufle_ps): Ditto. Add const to __mask argument.
12420 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
12421 (_mm_slli_epi32): Ditto.
12422 (_mm_srli_si128): Implement as always inlined function, not as a
12423 macro. Add __inline to function declaration.
12424 (_mm_slli_si128): Ditto.
12426 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
12428 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
12429 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
12431 (struct fenv): New structure.
12432 (FP_HANDLE_EXCEPTIONS): New define.
12433 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
12434 (_FP_DECL_EXP): New define.
12435 (FP_INIT_ROUNDMODE): New define.
12436 (FP_ROUNDMODE): New define.
12438 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12440 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
12441 (Wconversion): Update description.
12442 (Wconversion-sign): New.
12443 * c.opt (Wconversion-sign): New.
12444 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
12445 means disabled for C++. Otherwise, take the status of Wconversion.
12446 * c-common.c (conversion_warning): Warn with either Wconversion or
12448 (warnings_for_convert_and_check): Conditions are already checked by
12449 conversion_warning.
12450 (convert_and_check): Don't check warnings if the conversion failed.
12452 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
12453 Anatoly Sokolov <aesok@dol.ru>
12455 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
12456 avr_epilogue_uses) : Add declaration.
12457 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
12458 * config/avr/constraints.md (R): New constraint.
12459 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
12460 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
12461 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
12462 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
12463 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
12464 call_prologue_saves, epilogue_restores, return_from_epilogue,
12465 return_from_main_epilogue, return_from_interrupt_epilogue,
12466 return_from_naked_epilogue, prologue, epilogue): New patterns.
12467 (jump): Handle symbol reference.
12468 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
12469 avr_output_function_prologue, avr_output_function_epilogue): Remove
12471 (avr_init_machine_status, expand_prologue, expand_epilogue,
12472 avr_asm_function_end_prologue, avr_epilogue_uses,
12473 avr_asm_function_begin_epilogue): New functions.
12474 (prologue_size, epilogue_size, jump_tables_size): Remove global
12476 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
12477 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
12478 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
12479 (avr_override_options): Initialise init_machine_status.
12480 (output_movhi): Handle all stack pointer loads.
12481 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
12482 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
12483 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
12484 (EPILOGUE_USES) Redefine.
12485 (machine_function) Declare.
12487 2007-05-19 Richard Sandiford <richard@codesourcery.com>
12489 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
12490 Use a single return statement.
12492 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12494 PR middle-end/30250
12495 * builtins.c (do_mpfr_lgamma_r): New.
12496 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
12497 * tree.h (CASE_FLT_FN_REENT): New.
12499 2007-05-18 Geoffrey Keating <geoffk@apple.com>
12501 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
12502 (output_die): Use 'unsigned long' with %x.
12503 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
12504 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
12505 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
12507 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
12509 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
12514 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
12515 true if function has no argument.
12517 2007-05-18 DJ Delorie <dj@redhat.com>
12519 * config/mips/mips.c (mips_offset_within_alignment_p): New.
12520 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
12522 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12524 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
12525 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
12526 count_trailing_zeros.
12527 (__i386__): Implement count_leading_zeros using __builtin_clz().
12528 Implement count_trailing_zeros usign __builtin_ctz().
12530 2007-05-18 Richard Sandiford <richard@codesourcery.com>
12532 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
12534 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12536 PR middle-end/31344
12537 * expr.c (emit_move_change_mode): Change mode of push operands here.
12539 2007-05-17 Ian Lance Taylor <iant@google.com>
12541 PR tree-optimization/31953
12542 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
12543 Change all callers.
12544 (set_value_range_to_null): Call set_value_range_to_value.
12545 (extract_range_from_comparison): Likewise.
12547 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12549 * toplev.c (print_version): Output GMP/MPFR version info.
12551 * builtins.c (CASE_MATHFN_REENT): New macro.
12552 (mathfn_built_in): Use it.
12553 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
12554 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
12555 BUILT_IN_LGAMMAL_R): New.
12556 * doc/extend.texi: Document new builtins.
12558 PR middle-end/31796
12559 * builtins.c (do_mpfr_remquo): New.
12560 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
12561 (fold_builtin_3): Handle BUILT_IN_REMQUO.
12563 PR middle-end/30251
12564 * builtins.c (fold_builtin_1): Handle y0, y1.
12565 (fold_builtin_2): Handle yn.
12567 PR middle-end/30251
12568 * builtins.c (do_mpfr_bessel_n): New.
12569 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
12570 (fold_builtin_2): Handle BUILT_IN_JN.
12572 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
12575 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
12576 TYPE_PRECISION (intmax_type_node).
12578 2007-05-17 Steve Ellcey <sje@cup.hp.com>
12581 * reload.c (subst_reloads): Remove checking.
12583 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12585 PR rtl-optimization/31691
12586 * combine.c (simplify_set): Build a new src pattern instead of
12587 substituting its operands in the COMPARE case.
12589 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
12591 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
12592 (execute_vrp): Preserve loops through jump threading.
12593 * tree-ssa-threadupdate.c (thread_single_edge,
12594 dbds_continue_enumeration_p, determine_bb_domination_status,
12595 thread_through_loop_header): New functions.
12596 (create_edge_and_update_destination_phis,
12597 create_edge_and_update_destination_phis): Set loops for the new blocks.
12598 (prune_undesirable_thread_requests): Removed.
12599 (redirect_edges): Do not pretend that redirect_edge_and_branch can
12601 (thread_block): Do not call prune_undesirable_thread_requests.
12603 (mark_threaded_blocks): Select edges to thread here.
12604 (thread_through_all_blocks): Take may_peel_loop_headers argument.
12605 Thread edges through loop headers independently.
12606 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
12607 * tree-pass.h (TODO_mark_first_instance): New.
12608 (first_pass_instance): Declare.
12609 * cfghooks.c (duplicate_block): Put the block to the original loop
12610 if copy is not specified.
12611 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
12612 jump threading. Pass may_peel_loop_headers to
12613 thread_through_all_blocks according to first_pass_instance.
12614 * cfgloop.h (create_preheader): Declare.
12615 * tree-flow.h (thread_through_all_blocks): Declaration changed.
12616 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
12617 * passes.c (first_pass_instance): New variable.
12618 (next_pass_1): Set TODO_mark_first_instance.
12619 (execute_todo): Set first_pass_instance.
12621 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
12623 PR tree-optimization/24659
12624 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
12625 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
12626 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
12627 OTI_vec_pack_ufix_trunc.
12628 (vec_unpacks_float_hi_optab): Define new macro.
12629 (vec_unpacks_float_lo_optab): Ditto.
12630 (vec_unpacku_float_hi_optab): Ditto.
12631 (vec_unpacku_float_lo_optab): Ditto.
12632 (vec_pack_sfix_trunc_optab): Ditto.
12633 (vec_pack_ufix_trunc_optab): Ditto.
12634 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
12635 and vec_pack_[s|u]fix_trunc_optab using
12636 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
12637 * tree-vectorizer.c (supportable_widening_operation): Handle
12638 FLOAT_EXPR and CONVERT_EXPR. Update comment.
12639 (supportable_narrowing_operation): New function.
12640 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
12641 * tree-vect-transform.c (vectorizable_conversion): Handle
12642 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
12643 (vect_gen_widened_results_half): Move before vectorizable_conversion.
12644 (vectorizable_type_demotion): Call supportable_narrowing_operation()
12645 to check for target support.
12646 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
12647 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
12648 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
12649 for VEC_PACK_FIX_TRUNC_EXPR.
12650 (expand_binop): Special case mode of the result for
12651 vec_pack_[u|s]fix_trunc_optab.
12652 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
12653 vec_pack_[u|s]fix_trunc_optab.
12655 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
12656 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
12657 * tree-pretty-print.c (dump_generic_node): Handle
12658 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
12659 VEC_PACK_FIX_TRUNC_EXPR.
12661 * expr.c (expand_expr_real_1): Ditto.
12662 * tree-inline.c (estimate_num_insns_1): Ditto.
12663 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12665 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
12666 (vec_unpacks_float_lo_v8hi): Ditto.
12667 (vec_unpacku_float_hi_v8hi): Ditto.
12668 (vec_unpacku_float_lo_v8hi): Ditto.
12669 (vec_unpacks_float_hi_v4si): Ditto.
12670 (vec_unpacks_float_lo_v4si): Ditto.
12671 (vec_pack_sfix_trunc_v2df): Ditto.
12673 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
12675 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
12676 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
12677 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
12678 [vec_pack_ufix_trunc]: Ditto.
12679 [vec_unpacks_float_hi]: Ditto.
12680 [vec_unpacks_float_lo]: Ditto.
12681 [vec_unpacku_float_hi]: Ditto.
12682 [vec_unpacku_float_lo]: Ditto.
12684 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
12686 * soft-fp/README: Update for new files.
12687 * soft-fp/floattisf.c: New file.
12688 * soft-fp/floattidf.c: New file.
12689 * soft-fp/floattitf.c: New file.
12690 * soft-fp/floatuntisf.c: New file.
12691 * soft-fp/floatuntidf.c: New file.
12692 * soft-fp/floatuntitf.c: New file.
12693 * soft-fp/fixsfti.c: New file.
12694 * soft-fp/fixdfti.c: New file.
12695 * soft-fp/fixtfti.c: New file.
12696 * soft-fp/fixunssfti.c: New file.
12697 * soft-fp/fixunsdfti.c: New file.
12698 * soft-fp/fixunstfti.c: New file.
12699 * soft-fp/extendxftf.c: New file.
12700 * soft-fp/trunctfxf.c: New file.
12702 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
12703 (__trunctfxf2): Ditto.
12705 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
12706 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
12707 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
12708 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
12709 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
12710 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
12712 * config/i386/t-fprules-softfp64: New file.
12713 * config/i386/sfp-machine.h: New file.
12714 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
12715 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
12716 and soft-fp/t-softfp to tmake_file.
12717 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
12718 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
12720 * config/i386/t-linux64 (softfp_wrap_start): New.
12721 (softfp_wrap_end): New.
12722 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
12723 supported for TARGET_64BIT.
12725 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12727 * c-common.c (c_common_signed_or_unsigned_type): Emulate
12728 c_common_unsigned_type behavior.
12730 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
12732 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
12735 2007-05-16 Eric Christopher <echristo@apple.com>
12737 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
12738 saving after stack push. Set sp_offset whenever we push.
12739 (rs6000_emit_epilogue): Move altivec register restore before
12742 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12744 * configure.ac: Allow sysroots to be relocated under $prefix as
12745 well as $exec_prefix.
12746 * configure: Regenerate.
12748 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12752 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12754 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12755 (gcc_tooldir): Likewise.
12756 * configure: Regenerate.
12757 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12758 old configure.ac gcc_tooldir setting.
12759 (prefix_to_exec_prefix): New variable.
12760 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12761 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12763 2007-05-14 Janis Johnson <janis187@us.ibm.com>
12765 * c-typeck.c (build_binary_op): Return early for error.
12767 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
12769 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
12770 struct nb_iter_bound.
12771 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
12772 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
12773 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
12774 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
12775 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
12776 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
12777 (del_scev_info): Use ggc_free.
12778 (scev_initialize): Allocate scalar_evolution_info in gc memory.
12779 * loop-init.c: Include ggc.h.
12780 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
12781 (loop_optimizer_finalize): Use ggc_free.
12782 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
12783 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
12784 pass_iv_optimize): Add TODO_ggc_collect.
12785 * function.h (struct function): Remove skip marker from
12787 * cfgloop.c: Include ggc.h.
12788 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
12790 (establish_preds): Vector superloops is gc allocated.
12791 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
12793 (flow_loops_find): Vector larray is gc allocated.
12794 (loop_exit_free): Use ggc_free.
12795 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
12796 that head of exits list is now not a part of struct loop.
12797 (record_loop_exits): Allocate exits table in gc memory.
12798 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
12799 that head of exits list is now not a part of struct loop.
12800 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
12801 struct loop_exit): Add GTY marker.
12802 (struct loop): Add GTY marker. Make superloops vector gc allocated.
12803 Add skip marker to aux field. Make head of exits list a separate
12805 (struct loops): Add GTY marker. Make larray vector gc allocated.
12806 Add param marker to exits table.
12807 (get_loops): Type changed.
12808 * Makefile.in (tree-scalar-evolution.o): Add
12809 gt-tree-scalar-evolution.h dependency.
12810 (cfgloop.o, loop-init.o): Add ggc.h dependency.
12811 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
12812 * basic-block.h (struct basic_block_def): Remove skip marker from
12815 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
12817 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
12818 of 0 in the call to expand_expr().
12819 (expand_builtin_mathfn_3): Ditto.
12820 (expand_builtin_interclass_mathfn): Ditto.
12821 (expand_builtin_cexpi): Ditto.
12822 (expand_builtin_int_roundingfn): Ditto.
12823 (expand_builtin_int_roundingfn_2): Ditto.
12824 (expand_builtin_pow): Ditto.
12825 (expand_builtin_powi): Ditto.
12826 (expand_builtin_bswap): Ditto.
12827 (expand_builtin_unop): Ditto.
12828 (expand_builtin_fabs): Ditto.
12829 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
12830 the call to expand_expr().
12831 (expand_builtin_sync_operation): Ditto.
12832 (expand_builtin_compare_and_swap): Ditto.
12833 (expand_builtin_lock_test_and_set): Ditto.
12834 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
12835 instead of 0 in the call to expand_expr().
12836 (expand_builtin_extract_return_addr): Ditto.
12837 (expand_builtin_eh_return): Ditto.
12838 (expand_eh_return): Ditto.
12839 * explow.c (expr_size): Ditto.
12840 * expr.c (optimize_bitfield_assignment_op): Ditto.
12841 (expand_assignement): Ditto.
12842 (store_expr): Ditto.
12843 (store_field): Ditto.
12844 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
12845 the call to expand_expr().
12846 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
12847 in the call to expand_expr().
12848 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
12849 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
12850 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
12852 * optabs.c (expand_vec_shift_expr): Ditto.
12853 (expand_vec_cond_expr): Ditto.
12854 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
12855 call to expand_expr().
12856 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
12857 in the call to expand_expr().
12859 2007-05-14 Dave Korn <dave.korn@artimi.com>
12861 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
12863 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
12865 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
12866 instead of c_common_unsigned_type.
12867 (c_common_unsigned_type): Remove.
12868 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
12869 c_common_unsigned_type.
12870 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
12871 c_common_unsigned_type.
12872 * c-common.h (c_common_unsigned_type): Remove.
12873 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
12874 c_common_unsigned_type.
12875 * c-format.c (check_format_types): Use unsigned_type_for instead of
12876 c_common_unsigned_type.
12877 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12878 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
12879 of c_common_unsigned_type.
12880 * convert.c (convert_to_integer): Use unsigned_type_for instead of
12881 lang_hooks.types.unsigned_type.
12882 * expmed.c (make_tree): Use unsigned_type_for instead of
12883 lang_hooks.types.unsigned_type.
12884 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
12885 lang_hooks.types.unsigned_type.
12886 (build_range_check): Likewise.
12887 (fold_unary): Likewise.
12888 (fold_binary): Likewise.
12889 (fold_ternary): Likewise.
12890 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12891 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
12892 * tree.c (get_unsigned_type): New.
12893 (unsigned_type_for): Use get_unsigned_type instead of
12894 lang_hooks.types.unsigned_type.
12896 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
12898 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
12899 to m68k_get_function_kind. Update its prototype.
12900 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
12902 (m68k_interrupt_function_p): Return enum m68k_function_type
12903 instead of bool. Rename to m68k_get_function_kind.
12904 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
12905 target is not fido.
12906 (m68k_compute_frame_layout): Don't mark any register for save
12907 if an interrupt_thread attribute is specified.
12908 (m68k_hard_regno_rename_ok): Update a use of
12909 m68k_interrupt_function_p.
12910 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
12911 m68k_interrupt_function_p.
12912 (m68k_function_type): New.
12913 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
12914 for a function with an interrupt_thread attribute.
12915 * doc/extend.texi: Document the interrupt_thread attribute.
12917 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
12919 Fix PR tree-optimization/31911
12920 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
12921 if they didn't change the expression.
12923 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
12925 * tree-scalar-evolution.c (resolve_mixers): Exported.
12926 * tree-scalar-evolution.h (resolve_mixers): Declare.
12927 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
12928 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
12929 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
12930 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
12931 init_array_ref, init_pointer_ref, analyze_indirect_ref,
12932 strip_conversion, analyze_offset_expr, address_analysis,
12933 object_analysis, analyze_offset): Removed.
12934 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
12935 split_constant_offset, canonicalize_base_object_address,
12936 object_address_invariant_in_loop_p, disjoint_objects_p,
12937 dr_may_alias_p, dr_address_invariant_p): New functions.
12938 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
12939 and dr_analyze_alias.
12940 (initialize_data_dependence_relation): Use dr_may_alias_p
12941 and object_address_invariant_in_loop_p.
12942 (compute_self_dependence): Handle the case when
12943 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
12944 (find_data_references_in_stmt): Restrict the analysis of data
12945 references to the given loop nest.
12946 (find_data_references_in_loop): Made static. Pass loop nest to
12947 find_data_references_in_stmt.
12948 (compute_data_dependences_for_loop): Use DR_VOPS.
12949 (free_data_ref): Free DR_VOPS.
12950 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
12951 (struct innermost_loop_behavior): ... new.
12952 (struct base_object_info): Replaced by ...
12953 (struct indices): ... new.
12954 (struct dr_alias): New.
12955 (enum data_ref_type): Removed.
12956 (struct data_reference): Consist of struct innermost_loop_behavior,
12957 struct indices and struct dr_alias.
12958 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
12959 (DR_MEMTAG): Renamed to ...
12960 (DR_SYMBOL_TAG): ... this.
12961 (find_data_references_in_loop): Declaration removed.
12962 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
12963 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
12964 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
12965 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
12967 2007-05-13 Revital Eres <eres@il.ibm.com>
12969 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
12970 which walks virtual def-use chains to find redundant stores.
12971 (dse_optimize_stmt): Call it.
12973 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
12975 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
12976 * passes.c (init_optimization_passes): Move pass_jump_bypass
12979 * basic-block.h (bb_has_eh_pred): Fix style issue.
12981 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
12983 PR rtl-optimization/31848
12984 * loop-invariant.c (move_invariant_reg): If we move an insn
12985 with a REG_EQUAL note, and that insn is not always executed,
12986 remove the REG_EQUAL note.
12988 2007-05-12 Richard Guenther <rguenther@suse.de>
12990 PR tree-optimization/31797
12991 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
12992 propagate into a stmt that has volatile ops.
12994 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12996 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12997 (gcc_tooldir): Likewise.
12998 * configure: Regenerate.
12999 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13000 old configure.ac gcc_tooldir setting.
13001 (prefix_to_exec_prefix): New variable.
13002 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13003 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13005 2007-05-11 Silvius Rus <rus@google.com>
13007 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
13008 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
13009 * c-common.h (strict_aliasing_warning): Change return type.
13010 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
13011 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
13012 (build_c_cast): Condition call to strict_aliasing_warning.
13013 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
13014 * flags.h (set_Wstrict_aliasing): Declare.
13015 * opts.c (set_Wstrict_alising): Define, add call to.
13016 * tree-flow.h (strict_aliasing_warning_backend): Declare.
13017 * tree-ssa-alias-warnings.c: New file.
13018 * tree-ssa-alias.c (compute_may_aliases): Add call to
13019 strict_aliasing_warning_backend.
13021 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
13023 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
13024 Use loop_depth and loop_outer accessor functions.
13025 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
13026 determine_invariantness_stmt, move_computations_stmt): Ditto.
13027 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
13028 add_loop, loopify, unloop, fix_loop_structure): Ditto.
13029 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
13030 * tree-scalar-evolution.c (interpret_loop_phi,
13031 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
13032 instantiate_parameters_1, scev_const_prop): Ditto.
13033 * cfghooks.c (make_forwarder_block): Ditto.
13034 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
13035 * modulo-sched.c (loop_canon_p): Ditto.
13036 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
13037 slpeel_can_duplicate_loop_p): Ditto.
13038 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
13039 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
13040 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
13041 cancel_loop, verify_loop_structure): Ditto.
13042 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
13043 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
13044 superloops vector instead of "pred" array.
13045 (establish_preds): Take father loop as an argument. Initialize the
13047 (flow_loop_tree_node_add): Pass father loop to establish_preds.
13048 Do not initialize loop->outer.
13049 (flow_loop_tree_node_remove): Truncate the superloops vector.
13050 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
13051 "pred" merged to "superloops" vector.
13052 (loop_depth, loop_outer): New.
13053 (fel_init): Use loop_outer.
13055 2007-05-11 Jan Hubicka <jh@suse.cz>
13057 * cgraphunit.c: Include gt-cgraphunit.h
13058 (static_ctors, static_dtors): New static vars.
13059 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
13060 based on implementation in c-common.c
13061 (cgraph_finalize_function): Call record_cdtor_fn.
13062 (cgraph_optimize): Call cgraph_build_cdtor_fns.
13063 * decl.c (finish_function): Do not call c_record_cdtor_fn.
13064 (c_write_global_declarations): Do not call c_build_cdtor_fns.
13065 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
13066 build_cdtor, c_build_cdtor_fns): Remove.
13067 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
13068 c_build_cdtor_fns): Remove prototype.
13070 2007-05-11 Paolo Carlini <pcarlini@suse.de>
13073 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
13074 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
13075 * builtins.c (fold_builtin_memchr): New.
13076 (expand_builtin_memchr): Call the latter.
13077 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
13078 * doc/extend.texi ([Other built-in functions provided by GCC]):
13081 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
13083 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
13084 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
13085 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
13086 PFPO_OP1_TYPE_SHIFT): Constants added.
13087 (DFP_ALL): Mode macro defined.
13088 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
13089 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
13090 Insn definitions added.
13091 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
13092 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
13095 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
13097 PR tree-optimization/31885
13098 * tree-chrec.c (chrec_contains_undetermined): Do not consider
13099 NULL_TREE to be undetermined.
13100 (automatically_generated_chrec_p): Return false for NULL.
13102 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13104 * config/bfin/bfin.h (MOVE_RATIO): Define.
13106 2007-05-10 Richard Sandiford <richard@codesourcery.com>
13108 * config.gcc (sparc-wrs-vxworks): New target.
13109 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
13110 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
13111 * config/sparc/sparc.h: Include vxworks-dummy.h.
13112 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
13113 include LABEL_REFs too.
13114 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
13115 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
13117 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
13119 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
13120 (sparc_emit_call_insn): New function.
13121 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
13122 functions when generating VxWorks PIC.
13123 * config/sparc/sparc.md (vxworks_load_got): New pattern.
13124 (call, call_value): Use sparc_emit_call_insn instead of
13127 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13129 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
13131 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13133 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
13134 for floating-point values if HOST_BITS_PER_LONG > 32. Use
13135 split_double instead of operand_subword.
13137 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13139 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
13140 * config/bfin/bfin.c (bfin_local_alignment): New function.
13141 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
13143 2007-05-08 Chao-ying Fu <fu@mips.com>
13145 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
13146 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
13147 (smsub_widen_optab, umsub_widen_optab): Define.
13148 * optabs.c (init_optabs): Initialize smsub_widen_optab and
13150 * genopinit.c (optabs): Fill in smsub_widen_optab and
13152 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
13153 and umsub_widen_optab to implement multiply-subtract sequences.
13154 * config/mips/mips.md (*msac<u>_di): Rename to...
13155 (<u>msubsidi4): ...this. Extend condition to include
13156 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13157 of operand 0 to "ka" and use the three-operand form of msub<u>
13159 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
13162 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13164 PR rtl-optimization/28011
13165 * reload.c (push_reload): Set dont_share if IN appears in OUT
13166 also when IN is a PLUS rtx.
13167 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
13170 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
13172 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
13173 call unshare_all_decls.
13174 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
13175 (unshare_all_decls): Remove.
13177 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
13180 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
13183 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
13184 Nigel Stephens <nigel@mips.com>
13186 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
13187 Update comments and all uses.
13188 (MIN_FPRS_PER_FMT): Define.
13189 * config/mips/mips.c (function_arg): Fix to correctly handle
13190 the -mips32r2 -mfp64 -mabi=32 case.
13191 (override_options): Enable use of odd-numbered registers for
13192 SFmode values on MIPS32.
13193 (mips_save_reg_p): Save whole floating-point register pair if
13194 either half is used.
13195 (compute_frame_size): Fix comment.
13197 2007-05-08 Jie Zhang <jie.zhang@analog.com>
13199 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
13200 argument of type bool.
13201 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
13202 argument. Safely select temporary P register according to it.
13203 (do_link): Change call site of add_to_reg accordingly.
13204 (do_unlink): Add epilogue_p as a fourth argument and pass it
13206 (expand_interrupt_handler_epilogue): Change call of do_unlink
13208 (bfin_expand_prologue): Add a third argument sibcall_p.
13209 * config/bfin/bfin.md (epilogue): Change call of
13210 bfin_expand_epilogue accordingly.
13211 (sibcall_epilogue): Likewise.
13212 (eh_return_internal): Likewise.
13214 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
13215 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
13216 * config/bfin/bfin.c (bfin_handle_option): Handle
13217 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
13218 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
13219 Support bf534, bf536 and bf561.
13220 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
13222 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
13225 * config/i386/i386.c (ix86_function_regparm): Process local
13226 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
13228 2007-05-07 Mike Stump <mrs@apple.com>
13230 * doc/invoke.texi (Warning Options): Document that -Wempty-body
13231 also checks for and while statements in C++.
13233 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
13235 * gcc.c (at_file_supplied): New variable.
13236 (main): Set it if we expanded argv.
13237 (do_spec_1): Pass an @-file to the linker if we were called with
13238 an @-file argument and HAVE_GNU_LD.
13239 * collect2.c (at_file_supplied): New variable.
13240 (response_file): New variable.
13241 (collect_exit): Unlink response_file if necessary.
13242 (handler): Likewise.
13243 (do_wait): Likewise.
13244 (main): Set at_file_supplied if we expanded argv.
13245 (collect_execute): Pass an @-file to subprocesses if we were called
13246 with an @-file argument.
13247 * configure.ac: Add define for HAVE_GNU_LD.
13248 * configure: Regenerate.
13249 * config.in: Regenerate.
13251 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
13253 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
13254 operand to HI mode.
13259 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
13261 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
13262 (TARGET_ENCODE_SECTION_INFO): Re-define.
13263 (m32c_encode_section_info): New
13264 (function_vector_handler): New
13265 (current_function_special_page_vector): New
13266 (m32c_special_page_vector_p): New.
13267 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
13269 * config/m32c/jump.md: Added instruction JSRS for functions
13270 with attribute "function_vector".
13271 * doc/extend.texi (function_vector): Added description
13272 for M16C, M32C targets.
13274 2007-05-07 DJ Delorie <dj@redhat.com>
13277 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
13278 ashrpsi3, lshrpsi3): Update shift count constraint.
13280 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
13281 Nathan Froyd <froydnj@codesourcery.com>
13284 * c-incpath.c (add_path): Strip trailing path separators.
13286 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
13288 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
13289 Free dominance info before purging EH edges.
13290 (eliminate_degenerate_phis): Likewise.
13291 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
13293 2007-05-07 Jan Hubicka <jh@suse.cz>
13295 * gimplify.c (gimplify_expr): Do not crash when folding
13296 (void *)(int)&a + 4.
13298 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13301 * c-opts.c (lang_fortran): Make it non static.
13302 * c-common.h (lang_fortran): New prototype.
13303 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
13304 -lang-fortran option was passed by the driver.
13306 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
13308 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
13309 of ASSERT_CHECKING. Tweak message.
13311 2007-05-06 Revital Eres <eres@il.ibm.com>
13314 * loop-unroll.c (insert_var_expansion_initialization):
13315 Initialize the expansions with -zero instead of +zero.
13317 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
13319 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
13320 into pic and non-pic versions. Mark r19 as used for
13321 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
13322 for tgd_load, tld_load and tie_load .
13323 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
13324 version of tgd_load, tld_load and tie_load depending on the
13327 2007-05-04 Ulrich Drepper <drepper@redhat.com>
13328 Jakub Jelinek <jakub@redhat.com>
13330 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
13331 (__do_global_dtors_aux): Use more paranoid loop to run
13332 destructors if HIDDEN_DTOR_LIST_END.
13333 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
13335 2007-05-04 Jakub Jelinek <jakub@redhat.com>
13337 * varasm.c (align_variable): Don't increase alignment for
13338 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
13339 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
13341 2007-05-04 Josh Conner <jconner@apple.com>
13343 * basic-block.h (cdi_direction): Assign values to all enumeration
13345 (dom_computed): Remove.
13346 (dom_info_state): New.
13347 (set_dom_info_availability): New.
13348 * tree-ssa-loop-im.c (determine_invariantness): Initialize
13349 walk_data.dom_direction.
13350 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
13351 instead of dom_computed[].
13352 (split_edge): Likewise.
13353 (create_basic_block): Likewise.
13354 (merge_blocks): Likewise.
13355 * ifcvt.c (find_if_header): Likewise.
13356 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
13357 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
13358 * tree-ssa.c (verify_ssa): Likewise.
13359 * tree-cfg.c (tree_verify_flow_info): Likewise.
13360 (remove_edge_and_dominated_blocks): Likewise.
13361 * dominance.c (dom_computed): Make static.
13362 (calc_dfs_tree_nonrec): Change third param to a bool.
13363 (calc_dfs_tree): Change second param to a bool.
13364 (calc_idioms): Change second param to a bool. Use
13365 dom_convert_dir_to_idx.
13366 (init_dom_info): Validate dir before using.
13367 (dom_convert_dir_to_idx): New.
13368 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
13369 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
13370 (free_dominance_info): Use dom_convert_dir_to_idx.
13371 (get_immediate_dominator): Likewise.
13372 (set_immediate_dominator): Likewise.
13373 (get_dominated_by): Likewise.
13374 (redirect_immediate_dominators): Likewise.
13375 (nearest_common_denominator): Likewise.
13376 (dominated_by_p): Likewise.
13377 (bb_dom_dfs_in): Likewise.
13378 (bb_dom_dfs_out): Likewise.
13379 (recount_dominator): Likewise.
13380 (iterate_fix_dominators): Likewise.
13381 (add_to_dominance_info): Likewise.
13382 (delete_from_dominance_info): Likewise.
13383 (first_dom_son): Likewise.
13384 (next_dom_son): Likewise.
13385 (dom_info_available_p): Likewise.
13386 (dom_info_state): New.
13387 (set_dom_info_availability): New.
13389 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13391 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
13393 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
13395 2007-05-04 Bob Wilson <bob.wilson@acm.org>
13397 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
13398 (subdi3, subdi_carry): Delete.
13400 2007-05-04 Jan Hubicka <jh@suse.cz>
13401 Richard Guenther <rguenther@suse.de>
13403 * opts.c (decode_options): Do not fiddle with inlining
13404 parameters in case of optimizing for size.
13405 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
13406 for size do nothing.
13407 (cgraph_decide_inlining_of_small_function): When optimizing for
13408 size never inline functions increasing caller size.
13409 (cgraph_early_inlining): Inline for size when optimizing for size.
13411 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
13413 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
13414 logical operations piecewise.
13415 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
13416 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
13417 subdi_sesidi_di): Delete.
13418 (add_with_carry): Produce carry in CC instead of a DREG to shorten
13419 the generated sequence. Allow three-reg add in constraints. Rewrite
13420 the rtl expression for carry to avoid zero_extend of a constant.
13421 (sub_with_carry): New pattern.
13422 (adddi3, subdi3): Change into define_expand. For subtract, generate a
13423 different sequence not involving jumps.
13424 (notbi): Now a named pattern.
13426 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
13428 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
13429 Add the note about a significant loss of accuracy of some
13430 mathematical routines when these options are used.
13432 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13434 * haifa-sched.c (rtx_vec_t): New typedef.
13435 (contributes_to_priority_p): Extract piece of priority () into new
13437 (priority): Use the function. Add assertion.
13438 (rank_for_schedule, set_priorities): Add assertion to check that
13439 insn's priority is initialized.
13440 (clear_priorities, calc_priorities): Change signature. Make it update
13441 all relevant insns. Update all callers ('add_to_speculative_block ()'
13442 and 'create_block_check_twin ()').
13443 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
13444 Add new field 'priority_status'.
13445 (INSN_PRIORITY_STATUS): New macro.
13446 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
13448 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13450 * sched-ebb.c (debug_ebb_dependencies): New static function.
13451 (init_ready_list): Use it.
13453 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
13454 with changed signature and 'debug_rgn_dependencies ()'.
13455 (debug_rgn_dependencies): New static function.
13456 (init_ready_list): Use it.
13458 * sched-int.h (debug_dependencies): Declare.
13460 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13462 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
13464 2007-05-04 Dirk Mueller <dmueller@suse.de>
13466 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
13468 2007-05-03 Jan Hubicka <jh@suse.cz>
13470 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
13471 ((T1)X op (T1)Y), for pointer type in more cases than before.
13473 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
13475 * tree-object-size.c (plus_expr_object_size): When operand size is
13476 unknown, return unknown.
13478 2007-05-03 Dirk Mueller <dmueller@suse.de>
13480 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
13482 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
13485 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
13487 2007-05-03 Janis Johnson <janis187@us.ibm.com>
13489 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
13491 2007-05-03 Joseph Myers <joseph@codesourcery.com>
13493 * config/soft-fp/double.h, config/soft-fp/extended.h,
13494 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
13495 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
13496 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
13497 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
13500 2007-05-03 Ian Lance Taylor <iant@google.com>
13502 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
13503 MASK_PPC_GFXOPT for 8540 or 8548.
13505 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13507 * tree-vect-transform.c (vect_update_inits_of_drs): Use
13508 vect_print_dump_info() to output debug information.
13510 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13513 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
13514 operands of size 2 when operand is not MEM_P.
13516 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13518 PR tree-optimization/30565
13519 * lambda-code.c (perfect_nestify): Fix updating of dominators.
13521 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
13523 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
13524 (umulsi3_highpart): Use them.
13525 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
13526 for final accumulator to D regisster tranfser.
13528 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
13530 PR tree-optimization/31699
13531 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
13533 (vect_enhance_data_refs_alignment): Compute peel amount using
13534 TYPE_VECTOR_SUBPARTS instead of vf.
13535 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
13537 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
13540 * system.h: Remove inclusion of double-int.h
13541 * tree.h: Include double-int.h
13542 * gengtype.c: Likewise
13543 * cfgloop.h: Likewise
13544 * Makefile.in: Adjust dependencies on double-int.h
13546 2007-05-02 Eric Christopher <echristo@apple.com>
13548 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
13549 -shared to -Zdynamiclib.
13551 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
13554 * c-common.c (strip_pointer_or_array_types): New function.
13555 * c-common.h (strip_pointer_or_array_types): New function declaration.
13557 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13559 PR tree-optimization/31771
13560 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
13562 2007-05-02 Paul Brook <paul@codesourcery.com>
13564 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
13566 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13568 PR middle-end/29715
13569 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
13572 2007-05-02 Nick Clifton <nickc@redhat.com>
13574 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
13576 2007-05-02 Richard Guenther <rguenther@suse.de>
13578 PR tree-optimization/31146
13579 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
13580 argument, single_use_p. If we have a single use that is
13581 a conversion to the definition rhs type, propagate that rhs.
13582 (forward_propagate_addr_expr): Pass single_use_p argument
13583 to forward_propagate_addr_expr_1.
13585 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
13587 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
13590 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13592 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
13593 'AMD Family 10 core'.
13595 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13597 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
13598 and athlon64-sse3 as improved versions of k8, opteron and athlon64
13599 with SSE3 instruction set support.
13600 * doc/invoke.texi: Likewise.
13602 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13604 * config/i386/i386.c (override_options): Tuning 32-byte loop
13605 alignment for amdfam10 architecture. Increasing the max loop
13606 alignment to 24 bytes.
13608 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
13610 * config/m68k/constraints.md: New.
13611 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
13612 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13613 EXTRA_CONSTRAINT): Remove.
13614 * config/m68k/m68k.md: Include constraints.md.
13615 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
13617 2007-05-01 Ian Lance Taylor <iant@google.com>
13619 PR tree-optimization/31739
13620 * tree-vrp.c (vrp_val_is_max): New static function.
13621 (vrp_val_is_min): New static function.
13622 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
13624 (set_value_range): Use vrp_val_is_{max,min}.
13625 (extract_range_from_assert): Likewise.
13626 (extract_range_from_binary_expr): Likewise.
13627 (extract_range_from_unary_expr): Likewise.
13628 (dump_value_range, vrp_meet): Likewise.
13629 (vrp_visit_phi_node): Likewise.
13630 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
13632 2007-05-01 Mark Mitchell <mark@codesourcery.com>
13634 * config/i386/gmon-sol2.c (size_t): New type.
13635 (intptr_t): Likewise.
13636 (s_textsize): Declare as size_t.
13638 (monstartup): Use size_t for sizes.
13639 (_mcount): Save and restore registers.
13640 (internal_mcount): Pass 0 as the first argument to monstartup
13642 (moncontrol): Convert pointer to appropriately sized integer
13643 before passing to profil.
13645 2007-05-01 Joseph Myers <joseph@codesourcery.com>
13647 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
13648 __NO_FPRS__, not just if _SOFT_DOUBLE.
13649 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
13650 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
13651 also for E500 double.
13652 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
13653 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
13656 2007-05-01 Richard Guenther <rguenther@suse.de>
13658 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
13661 2007-05-01 Joseph Myers <joseph@codesourcery.com>
13663 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
13665 2007-05-01 Jan Hubicka <jh@suse.cz>
13667 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
13670 2007-05-01 Jan Hubicka <jh@suse.cz>
13672 * tree.h (maybe_fold_offset_to_component_ref): Remove.
13673 (maybe_fold_offset_to_reference): Declare.
13674 * fold-const.c (fold_unary): Do not fold
13675 (type *)&A into &A->field_of_type_and_offset_0
13676 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
13677 size is unknown, give up.
13678 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
13680 (maybe_fold_offset_to_reference): New.
13681 (maybe_fold_stmt_indirect): Use it.
13682 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
13683 * gimplify.c (gimplify_conversion): Canonicalize conversions to
13685 (gimplify_expr): Likewise for plus_expr.
13687 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
13689 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
13690 bsi_after_labels. Always insert statements before bsi.
13691 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
13692 * predict.c (apply_return_prediction): Check for empty blocks.
13693 * cfgexpand.c (lab_rtx_for_bb): New variable.
13694 (label_rtx_for_bb): Do not create new tree labels.
13695 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
13696 (tree_expand_cfg): Initialize lab_rtx_for_bb.
13697 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
13699 (label_for_bb): Add field used.
13700 (update_eh_label, main_block_label): Mark the label used.
13701 (cleanup_dead_labels): Remove unused labels.
13703 2007-05-01 Richard Guenther <rguenther@suse.de>
13705 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
13706 if it is not about to be set.
13707 (get_value_range): Do not pre-allocate equiv bitmap.
13708 (update_value_range): No need to clear equiv field.
13709 (add_equivalence): Change prototype to get bitmap pointer.
13710 Allocate bitmap here if it is not already.
13711 (extract_range_from_assert): Do not allocate bitmap here.
13712 Update callers to add_equivalence.
13713 (extract_range_from_ssa_name): Likewise.
13714 (get_vr_for_comparison): New static helper.
13715 (compare_name_with_value): Handle NULL equiv bitmap by
13716 peeling the first iteration of the comparison loop.
13717 Use get_vr_for_comparison.
13718 (compare_names): Handle NULL equiv bitmaps by using fake
13719 ones. Use get_vr_for_comparison.
13721 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
13723 * double-int.c (mpz_set_double_int): Moved from
13724 tree-ssa-loop-niter.c.
13725 (mpz_get_double_int): Likewise; also, add option to wrap
13726 out-of-range integers.
13727 * double-int.h: New prototypes for above.
13728 * tree.c (get_static_type_bounds): Moved from
13729 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
13730 TYPE_MAX_VALUE if they exist..
13731 * tree.h: New prototype for above.
13732 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
13733 get_type_bounds calls.
13734 (mpz_set_double_int): Move to double-int.c.
13735 (get_type_bounds): Move to tree.c, rename to
13736 get_static_type_bounds.
13737 (mpz_to_double_int): Move to double-int.c, rename to
13738 mpz_get_double_int.
13740 2007-04-30 Bob Wilson <bob.wilson@acm.org>
13742 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
13743 DIV0 exception can fall through to a normal return.
13745 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
13747 PR middle-end/22156
13748 Temporarily revert:
13749 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13750 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13751 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13752 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13753 initialize align to silence bogus warning.
13754 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13755 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13757 (struct sra_walk_fns): Remove use_all parameter from use.
13758 (sra_hash_tree): Handle BIT_FIELD_REFs.
13759 (sra_elt_hash): Don't hash bitfld blocks.
13760 (sra_elt_eq): Skip them in parent compares as well. Handle
13762 (sra_walk_expr): Don't maintain or pass down use_all_p.
13763 (scan_use): Remove use_all parameter.
13764 (scalarize_use): Likewise. Re-expand assignment to
13765 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13766 output, and re-scalarize after output. Don't mark anything
13768 (scalarize_ldst): Adjust.
13769 (scalarize_walk_gimple_modify_statement): Likewise.
13770 (build_element_name_1): Handle BIT_FIELD_REFs.
13771 (instantiate_element): Don't warn for any element whose parent
13772 is used as a whole.
13773 (instantiate_missing_elements_1): Return the sra_elt.
13774 (canon_type_for_field): New.
13775 (try_instantiate_multiple_fields): New.
13776 (instantiate_missing_elemnts): Use them.
13777 (mark_no_warning): Removed.
13778 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13779 (REPLDUP, sra_build_elt_assignment): New.
13780 (generate_copy_inout): Use them.
13781 (generate_element_copy): Likewise. Handle bitfld differences.
13782 (generate_element_zero): Don't recurse for blocks. Use
13783 sra_build_elt_assignment.
13784 (generate_one_element_int): Take elt instead of var. Use
13785 sra_build_elt_assignment.
13786 (generate_element_init_1): Adjust.
13787 (scalarize_use, scalarize_copy): Use REPLDUP.
13788 (scalarize_ldst): Move assert before dereference.
13789 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13791 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13794 * tree.c (reconstruct_complex_type): Reconstruct a reference
13796 Also use the same mode for the pointer as the old pointer type.
13798 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13800 * doc/trouble.texi (Interoperation): Remove note about Ultrix
13803 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
13805 PR rtl-optimization/31676
13806 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
13807 (df_refs_record): Call it.
13809 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
13811 * rtl.def (SS_ABS): New code.
13812 * config/bfin/bfin.c (print_operand): New modifier 'v'.
13813 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
13814 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
13815 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
13816 (bfin_init_builtins): Define them.
13817 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
13818 (bfin_expand_builtin): ... and handle the others here.
13819 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
13820 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
13821 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
13822 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
13823 operand is only HImode.
13825 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
13827 * regclass.c (scan_one_insn): Remove splitting of
13830 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
13831 Nigel Stephens <nigel@mips.com>
13833 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
13835 2007-04-28 Jan Hubicka <jh@suse.cz>
13837 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
13838 insn_locators_alloc instead of insn_locators_initialize;
13839 call reset_block_changes.
13840 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13841 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
13842 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
13843 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13844 * config/score/score.c (th_output_mi_thunk): Likewise.
13845 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13846 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
13847 tolerate uninitialized locator info.
13850 * function.c (init_function_start): Don't init line number info.
13851 (expand_function_end): Update.
13852 (reset_block_changes, record_block_change, finalize_block_changes,
13853 check_block_change, free_block_changes): Kill.
13854 * function.h (reset_block_changes, record_block_change,
13855 finalize_block_changes, check_block_change, free_block_changes):
13857 (struct function): Remove ib_boundaries_block.
13858 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13859 Use curr_insn_locator to initialize locator.
13860 (emit_line_note): Remove.
13861 * cfgexpand.c (expand_gimple_cond_expr): Update.
13862 (construct_exit_block): Likewise.
13863 (tree_expand_cfg): Initialize/finalize locators.
13864 * expr.c (expand_expr_real): Update.
13865 * cfglayout.c (line_locators_locs, line_locators_lines,
13866 file_locators_locs, file_locators_files): Remove.
13867 (set_block_levels): Move to cfgexpand.c.
13868 (insn_locators_initialize): Remove.
13869 (pass_insn_locators_initialize): Remove.
13870 (locations_locators_locs, locations_locators_vals): New static vars.
13871 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13873 (insn_locators_alloc, insn_locators_finalize,
13874 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13876 (locator_location): New.
13877 (locator_line, locator_file): Rewrite.
13878 * rtl.h (emit_line_note): Kill.
13879 (insn_locators_alloc, insn_locators_finalize,
13880 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13882 * tree-inline.c (initialize_cfun): Do not initialize
13883 ib_boundaries_block.
13884 * passes.c (pass_insn_locators_initialize): Remove.
13886 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
13888 * tree-cfg.c (move_block_to_fn): Release bb from dominance
13889 info. Update last_basic_block correctly.
13891 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
13894 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
13895 register itself to hold the offset constant. Tell flow the use
13896 of r4 and r5 when they are used.
13898 2007-04-27 Richard Guenther <rguenther@suse.de>
13900 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
13901 if we simplified anything.
13902 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
13903 warnings until we did a simplification and the stmt was not
13904 marked as TREE_NO_WARNING.
13906 2007-04-27 Mike Stump <mrs@apple.com>
13908 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
13910 2007-04-27 Ian Lance Taylor <iant@google.com>
13912 PR middle-end/31710
13913 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
13914 TYPE_MAX_VALUE exist, convert them to the new type.
13916 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13918 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
13919 if it claims to be available.
13920 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
13921 edge is redirected.
13922 (perform_tree_ssa_dce): Always free postdominators.
13924 2007-04-27 Richard Henderson <rth@redhat.com>
13926 * config/alpha/predicates.md (aligned_memory_operand): Mark
13927 as define_special_predicate.
13928 (unaligned_memory_operand, normal_memory_operand): Likewise.
13929 (reg_or_unaligned_mem_operand): Remove.
13930 (any_memory_operand): Match the documentation and check for
13931 non-renumbered pseudos during reload.
13932 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
13933 alpha_secondary_reload_class, update to new interface, make static.
13934 Handle CQImode like HImode. Remove FP subreg check.
13935 (alpha_expand_mov): Use replace_equiv_address.
13936 (alpha_expand_mov_nobwx): Use any_memory_operand.
13937 (TARGET_SECONDARY_RELOAD): New.
13938 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
13939 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13940 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
13941 * config/alpha/alpha.md: ... here.
13942 (RELOAD12, reloadmode): New.
13944 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
13945 Don't handle the aligned case here.
13946 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
13947 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
13948 reload_inhi_help. Don't expect a scratch register.
13949 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
13951 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
13953 2007-04-27 Richard Guenther <rguenther@suse.de>
13955 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
13957 2007-04-27 Richard Guenther <rguenther@suse.de>
13959 PR tree-optimization/30965
13960 PR tree-optimization/30978
13961 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
13962 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
13963 (find_equivalent_equality_comparison): Likewise.
13964 (simplify_cond): Likewise.
13965 (get_prop_source_stmt): New helper.
13966 (get_prop_dest_stmt): Likewise.
13967 (can_propagate_from): Likewise.
13968 (remove_prop_source_from_use): Likewise.
13969 (combine_cond_expr_cond): Likewise.
13970 (forward_propagate_comparison): New function.
13971 (forward_propagate_into_cond): Rewrite to use fold for
13973 (tree_ssa_forward_propagate_single_use_vars): Call
13974 forward_propagate_comparison to propagate comparisons.
13976 2007-04-27 Richard Guenther <rguenther@suse.de>
13978 PR tree-optimization/31715
13979 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
13980 sure to do computation on the offset in an appropriate
13983 2007-04-27 Richard Sandiford <richard@codesourcery.com>
13985 * reload.h (elimination_target_reg_p): Declare.
13986 * reload.c (find_reloads): Don't apply the reg_rtx move
13987 optimization if the SET_DEST satisfies elimination_target_reg_p.
13988 * reload1.c (elimination_target_reg_p): New function.
13989 (gen_reload): In the move/add2 fallback, make sure that op0
13990 does not overlap the destination register.
13992 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13994 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
13995 transform only GIMPLE_MODIFY_STMTs.
13996 * tree-complex.c (expand_complex_operations_1): Ditto.
13997 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
13998 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
13999 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
14001 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
14002 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
14003 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
14004 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
14005 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
14006 slpeel_add_loop_guard): Ditto.
14007 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14008 * lambda-code.c (perfect_nestify): Ditto.
14009 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
14010 before the first statement.
14011 * tree-optimize.c (execute_free_datastructures): Fix comments.
14012 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
14013 * tree-flow.h (disband_implicit_edges): Declaration removed.
14014 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
14016 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
14017 COND_EXPRs without gotos.
14018 (disband_implicit_edges, has_label_p): Removed.
14019 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
14020 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
14022 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
14024 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
14025 also for COND_EXPRs.
14026 * cfgexpand.c (label_rtx_for_bb): New function.
14027 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
14028 Use label_rtx_for_bb to find the labels.
14029 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
14030 last block. Detect fallthru edges.
14032 2007-04-26 Ian Lance Taylor <iant@google.com>
14035 * reload.c (find_reloads_subreg_address): If the address was valid
14036 in the original mode but not in the new mode, reload the whole
14039 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
14041 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
14042 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
14043 (cleanup_control_expr_graph): Do not invalidate dominance info.
14044 Record altered blocks.
14045 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
14046 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
14047 cleanup_tree_cfg_bb): New functions.
14048 (remove_forwarder_block): Do not maintain the worklist of blocks.
14049 Record altered blocks.
14050 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
14051 not over whole cfg.
14052 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
14053 delete_unreachable_blocks if dominators are not available.
14054 * tree-inline.c (optimize_inline_calls): Free dominance information
14056 * tree-flow.h (remove_edge_and_dominated_blocks,
14057 cfgcleanup_altered_bbs): Altered.
14058 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
14060 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
14062 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
14063 do not invalidate dominators.
14065 2007-04-26 Anatoly Sokolov <aesok@post.ru>
14067 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
14068 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
14069 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14070 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14072 2007-04-26 Steve Ellcey <sje@cup.hp.com>
14074 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
14076 2007-04-26 Richard Guenther <rguenther@suse.de>
14078 PR tree-optimization/31703
14079 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
14080 the right type for the target of the bittest.
14082 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14084 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
14085 ix86_sol10_return_in_memory.
14087 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14089 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
14092 2007-04-26 Jakub Jelinek <jakub@redhat.com>
14095 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
14097 PR tree-optimization/30558
14098 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
14099 clear this_state.prev_try.
14101 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14102 Mark Mitchell <mark@codesourcery.com>
14104 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
14105 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
14106 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
14108 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14111 * doc/invoke.texi (%:print-asm-header): Document.
14112 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
14114 (static_spec_functions): Add print-asm-header.
14115 (main): Print a banner before the --target-help linker options.
14116 (print_asm_header_spec_function): New function.
14118 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
14121 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
14122 (movsf_ie): Likewise.
14124 2007-04-25 Paolo Carlini <pcarlini@suse.de>
14126 * doc/extend.texi ([Type Traits]): Adjust per N2255.
14128 2007-04-25 Bob Wilson <bob.wilson@acm.org>
14130 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
14131 exception for divide-by-zero.
14132 (__umodsi3, __modsi3): Likewise.
14134 2007-04-25 Dirk Mueller <dmueller@suse.de>
14136 * c-typeck.c (build_compound_expr): Annotate warning()
14137 call with OPT_Wunused_value.
14138 * tree-ssa.c (warn_uninit): Annotate warning with
14140 * c-common.c (handle_sentinel_attribute): Annotate warning
14141 call with OPT_Wattributes.
14143 2007-04-25 Thiemo Seufer <ths@mips.com>
14145 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
14146 (mips16): Fix typo.
14147 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
14148 on to the assembler. Improve handling of -mno-mips16. Add handling
14149 of -mno-mips3d, -mno-dsp, -mno-dspr2.
14150 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
14151 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
14152 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
14154 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
14157 * config/i386/winnt.c (i386_pe_file_end): Strip only
14158 USER_LABEL_PREFIX when writing export name.
14160 2007-04-25 Richard Sandiford <richard@codesourcery.com>
14162 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
14163 sh/elf.h, vx-common.h and vxworks.h.
14164 * config/sh/sh.h: Include config/vxworks-dummy.h.
14165 (SUBTARGET_OVERRIDE_OPTIONS): Define.
14166 (OVERRIDE_OPTIONS): Use it.
14167 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
14168 (vxworks_picreg): New pattern.
14169 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
14170 VXWORKS_OS_CPP_BUILTINS.
14171 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
14172 to their VXWORKS_* equivalents.
14173 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14174 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
14175 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
14176 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
14177 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
14178 -mrtp/-fPIC multilibs.
14179 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
14180 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
14181 (MULTILIB_OSDIRNAMES): Delete.
14183 2007-04-25 Anatoly Sokolov <aesok@post.ru>
14186 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
14188 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
14190 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
14191 rounding mode to be specified by the caller.
14192 (real_to_mpfr) Likewise.
14193 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
14194 include new arguments.
14195 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
14197 2007-04-24 Ian Lance Taylor <iant@google.com>
14199 PR tree-optimization/31605
14200 * tree-vrp.c (set_value_range): Check that min and max are not
14201 both overflow infinities.
14202 (set_value_range_to_value): New static function.
14203 (extract_range_from_binary_expr): Call set_value_range_to_value.
14204 (extract_range_from_cond_expr): Likewise.
14205 (extract_range_from_expr): Likewise.
14206 (extract_range_from_unary_expr): Likewise. Don't create a range
14207 which overflows on both sides.
14208 (vrp_meet): Check for a useless range.
14209 (vrp_visit_phi_node): If we see a constant which looks like an
14210 overflow infinity, turn off the TREE_OVERFLOW flag.
14212 2007-04-24 Ian Lance Taylor <iant@google.com>
14214 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
14216 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
14218 PR diagnostic/25923
14219 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
14220 diagnostic message is being built.
14221 * tree-pretty-print.c (dump_generic_node): Only write the
14222 formatted text into BUFFER's stream if we are not building a
14223 diagnostic message.
14224 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
14226 * Makefile.in (toplev.o): Depend on tree-pass.h.
14228 2007-04-24 Ian Lance Taylor <iant@google.com>
14230 PR tree-optimization/31602
14231 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
14232 conditionals in the copied loop header.
14233 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
14234 warnings if TREE_NO_WARNING is set.
14235 * doc/invoke.texi (Warning Options): Clarify that
14236 -Wstrict-overflow does not warn about loops.
14238 2007-04-24 Janis Johnson <janis187@us.ibm.com>
14240 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
14241 expand on the comment about _Decimal128 arguments and check the
14242 integer result of the modulus operation; for 64-bit ELF ABI, ensure
14243 that _Decimal128 argument uses even/odd register pair.
14244 (function_arg): Ditto.
14246 2007-04-24 Hui-May Chang <hm.chang@apple.com>
14248 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
14249 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
14251 2007-04-24 Richard Guenther <rguenther@suse.de>
14252 Olga Golovanevsky <olga@il.ibm.com>
14254 * fold-const.c (multiple_of_p): Check for bottom
14257 2007-04-24 Richard Henderson <rth@redhat.com>
14259 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
14260 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
14261 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
14262 looking for non-zero bits shifted out. Avoid a recursive call
14263 when constructing the scalar.
14264 (__floatundisf): Likewise.
14266 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
14268 * dwarf2out.c (field_byte_offset): Move the existing logic
14269 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
14270 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
14272 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14275 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
14276 length argument of 0 for memset.
14277 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
14278 unsigned shift instead of the signed variant.
14280 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14282 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
14283 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
14284 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
14285 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
14286 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
14287 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
14288 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
14289 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
14290 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
14291 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
14292 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
14293 "mul<mode>3", "div<mode>3"): Insn definitions added.
14294 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
14295 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
14296 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
14297 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
14298 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
14299 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
14300 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
14301 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
14302 TARGET_FLOAT_FORMAT): Macro definitions removed.
14303 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
14304 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
14305 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
14306 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
14307 (s390_gen_rtx_const_DI): Function removed.
14308 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
14310 2007-04-24 Richard Sandiford <richard@codesourcery.com>
14312 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
14313 over an external ffs function.
14315 2007-04-24 Chao-ying Fu <fu@mips.com>
14316 Richard Sandiford <richard@nildram.co.uk>
14318 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
14319 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
14320 (smadd_widen_optab, umadd_widen_optab): Define.
14321 * optabs.c (init_optabs): Initialize smadd_widen_optab and
14323 * genopinit.c (optabs): Fill in smadd_widen_optab and
14325 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
14326 and umadd_widen_optab to implement multiply-add sequences.
14327 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
14328 (<u>maddsidi4): ...this. Extend condition to include
14329 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
14330 of operand 0 to "ka" and use the three-operand form of madd<u>
14332 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
14334 * config/mips/constraints.md (ka): New register constraint.
14336 2007-04-24 Jan Hubicka <j@suse.cz>
14340 2007-04-23 Jan Hubicka <jh@suse.cz>
14341 * function.c (init_function_start): Don't init line number info.
14342 (expand_function_end): Update.
14343 (reset_block_changes, record_block_change, finalize_block_changes,
14344 check_block_change, free_block_changes): Kill.
14345 * function.h (reset_block_changes, record_block_change,
14346 finalize_block_changes, check_block_change, free_block_changes):
14348 (struct function): Remove ib_boundaries_block.
14349 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14350 Use curr_insn_locator to initialize locator.
14351 (emit_line_note): Remove.
14352 * cfgexpand.c (expand_gimple_cond_expr): Update.
14353 (construct_exit_block): Likewise.
14354 (tree_expand_cfg): Initialize/finalize locators.
14355 * expr.c (expand_expr_real): Update.
14356 * cfglayout.c (line_locators_locs, line_locators_lines,
14357 file_locators_locs, file_locators_files): Remove.
14358 (set_block_levels): Move to cfgexpand.c.
14359 (insn_locators_initialize): Remove.
14360 (pass_insn_locators_initialize): Remove.
14361 (locations_locators_locs, locations_locators_vals): New static vars.
14362 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14364 (insn_locators_alloc, insn_locators_finalize,
14365 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14367 (locator_location): New.
14368 (locator_line, locator_file): Rewrite.
14369 * rtl.h (emit_line_note): Kill.
14370 (insn_locators_alloc, insn_locators_finalize,
14371 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14373 * tree-inline.c (initialize_cfun): Do not initialize
14374 ib_boundaries_block.
14375 * passes.c (pass_insn_locators_initialize): Remove.
14377 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
14379 * doc/invoke.texi: Removed leading '-' from option index entries.
14381 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
14383 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
14385 (create_phi_node): Use set_phi_nodes.
14386 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
14387 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
14388 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
14389 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
14390 (bsi_start, bsi_last): Use bb_stmt_list.
14391 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
14392 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
14393 Traverse the statements using tsi iterator.
14394 * basic-block.h (struct basic_block_def): Fields stmt_list
14395 and phi_nodes moved to ...
14396 (struct tree_bb_info): ... new structure.
14397 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
14398 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
14399 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
14400 (tree_verify_flow_info): Verify that il.tree is not set for
14401 entry and exit block.
14402 (tree_split_block): Use set_bb_stmt_list.
14404 2007-04-23 Mike Stump <mrs@apple.com>
14406 * config/i386/i386.c (ix86_tune_features
14407 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
14410 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14412 * config/i386/i386.md (prefix_extra): New attribute.
14413 (length): Add prefix_extra.
14415 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
14416 (sse2_movntv2di): Likewise.
14417 (sse2_cvtps2dq): Likewise.
14418 (sse2_cvtpd2pi): Likewise.
14419 (sse2_cvttpd2pi): Likewise.
14420 (*sse2_cvtpd2ps): Likewise.
14421 (*add<mode>3): Likewise.
14422 (sse2_ssadd<mode>3): Likewise.
14423 (sse2_usadd<mode>3): Likewise.
14424 (*sub<mode>3): Likewise.
14425 (sse2_sssub<mode>3): Likewise.
14426 (sse2_ussub<mode>3): Likewise.
14427 (*mulv8hi3): Likewise.
14428 (*smulv8hi3_highpart): Likewise.
14429 (*umulv8hi3_highpart): Likewise.
14430 (sse2_umulv2siv2di3): Likewise.
14431 (sse2_pmaddwd): Likewise.
14432 (ashr<mode>3): Likewise.
14433 (lshr<mode>3): Likewise.
14434 (ashl<mode>3): Likewise.
14435 (sse2_ashlti3): Likewise.
14436 (sse2_lshrti3): Likewise.
14437 (*umaxv16qi3): Likewise.
14438 (*smaxv8hi3): Likewise.
14439 (*uminv16qi3): Likewise.
14440 (*sminv8hi3): Likewise.
14441 (sse2_eq<mode>3): Likewise.
14442 (sse2_gt<mode>3): Likewise.
14443 (*and<mode>3): Likewise.
14444 (sse2_nand<mode>3): Likewise.
14445 (*ior<mode>3): Likewise.
14446 (*xor<mode>3): Likewise.
14447 (sse2_packsswb): Likewise.
14448 (sse2_packssdw): Likewise.
14449 (sse2_packuswb): Likewise.
14450 (sse2_punpckhbw): Likewise.
14451 (sse2_punpcklbw): Likewise.
14452 (sse2_punpckhwd): Likewise.
14453 (sse2_punpcklwd): Likewise.
14454 (sse2_punpckhdq): Likewise.
14455 (sse2_punpckldq): Likewise.
14456 (sse2_punpckhqdq): Likewise.
14457 (sse2_punpcklqdq): Likewise.
14458 (*sse2_pinsrw): Likewise.
14459 (*sse2_pextrw): Likewise.
14460 (sse2_pshufd_1): Likewise.
14461 (sse2_uavgv16qi3): Likewise.
14462 (sse2_uavgv8hi3): Likewise.
14463 (sse2_psadbw): Likewise.
14464 (sse2_pmovmskb): Likewise.
14465 (*sse2_maskmovdqu): Likewise.
14466 (*sse2_maskmovdqu_rex64): Likewise.
14467 (sse4a_extrqi): Likewise.
14468 (sse4a_extrq): Likewise.
14469 (sse3_lddqu): Set prefix_rep.
14470 (sse3_addsubv4sf3): Likewise.
14471 (sse3_haddv4sf3): Likewise.
14472 (sse3_hsubv4sf3): Likewise.
14473 (sse_cvtss2si): Likewise.
14474 (sse_cvtss2si_2): Likewise.
14475 (sse_cvtss2siq): Likewise.
14476 (sse_cvtss2siq_2): Likewise.
14477 (sse_cvttss2si): Likewise.
14478 (sse_cvttss2siq): Likewise.
14479 (sse2_cvttps2dq): Likewise.
14480 (sse3_movshdup): Likewise.
14481 (sse3_movsldup): Likewise.
14482 (sse2_cvtsd2si): Likewise.
14483 (sse2_cvtsd2si_2): Likewise.
14484 (sse2_cvtsd2siq): Likewise.
14485 (sse2_cvtsd2siq_2): Likewise.
14486 (sse2_cvttsd2si): Likewise.
14487 (sse2_cvttsd2siq): Likewise.
14488 (*sse2_cvtpd2dq): Likewise.
14489 (*sse2_cvttpd2dq): Likewise.
14490 (sse2_pshuflw_1): Likewise.
14491 (sse2_pshufhw_1): Likewise.
14492 (sse4a_insertqi): Likewise.
14493 (sse4a_insertq): Likewise.
14494 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
14495 (ssse3_phadddv4si3): Likewise.
14496 (ssse3_phaddswv8hi3): Likewise.
14497 (ssse3_phsubwv8hi3): Likewise.
14498 (ssse3_phsubdv4si3): Likewise.
14499 (ssse3_phsubswv8hi3): Likewise.
14500 (ssse3_pmaddubswv8hi3): Likewise.
14501 (ssse3_pmulhrswv8hi3): Likewise.
14502 (ssse3_pshufbv16qi3): Likewise.
14503 (ssse3_psign<mode>3): Likewise.
14504 (ssse3_palignrti): Likewise.
14505 (abs<mode>2): Likewise.
14506 (ssse3_phaddwv4hi3): Set prefix_extra.
14507 (ssse3_phadddv2si3): Likewise.
14508 (ssse3_phaddswv4hi3): Likewise.
14509 (ssse3_phsubwv4hi3): Likewise.
14510 (ssse3_phsubdv2si3): Likewise.
14511 (ssse3_phsubswv4hi3): Likewise.
14512 (ssse3_pmaddubswv4hi3): Likewise.
14513 (ssse3_pmulhrswv4hi3): Likewise.
14514 (ssse3_pshufbv8qi3): Likewise.
14515 (ssse3_psign<mode>3): Likewise.
14516 (ssse3_palignrdi): Likewise.
14517 (abs<mode>2): Likewise.
14518 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
14519 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
14520 (sse2_pmovmskb): Set mode to SI instead of V2DF.
14522 2007-04-23 Nick Clifton <nickc@redhat.com>
14524 * params.def: Fix formatting of emacs local variables.
14526 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14528 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
14529 move if inter-unit move isn't allowed.
14530 Don't split moving the first element of V2DI to DI to inter-unit
14531 move if inter-unit move isn't allowed.
14533 2007-04-23 Richard Guenther <rguenther@suse.de>
14535 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
14536 and CDI_POST_DOMINATORS separately.
14538 2007-04-23 Nick Clifton <nickc@redhat.com>
14540 * c.opt (Wformat-contains-nul): Add warning attribute.
14542 2007-04-23 Jan Hubicka <jh@suse.cz>
14544 * function.c (init_function_start): Don't init line number info.
14545 (expand_function_end): Update.
14546 (reset_block_changes, record_block_change, finalize_block_changes,
14547 check_block_change, free_block_changes): Kill.
14548 * function.h (reset_block_changes, record_block_change,
14549 finalize_block_changes, check_block_change, free_block_changes):
14551 (struct function): Remove ib_boundaries_block.
14552 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14553 Use curr_insn_locator to initialize locator.
14554 (emit_line_note): Remove.
14555 * cfgexpand.c (expand_gimple_cond_expr): Update.
14556 (construct_exit_block): Likewise.
14557 (tree_expand_cfg): Initialize/finalize locators.
14558 * expr.c (expand_expr_real): Update.
14559 * cfglayout.c (line_locators_locs, line_locators_lines,
14560 file_locators_locs, file_locators_files): Remove.
14561 (set_block_levels): Move to cfgexpand.c.
14562 (insn_locators_initialize): Remove.
14563 (pass_insn_locators_initialize): Remove.
14564 (locations_locators_locs, locations_locators_vals): New static vars.
14565 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14567 (insn_locators_alloc, insn_locators_finalize,
14568 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14570 (locator_location): New.
14571 (locator_line, locator_file): Rewrite.
14572 * rtl.h (emit_line_note): Kill.
14573 (insn_locators_alloc, insn_locators_finalize,
14574 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14576 * tree-inline.c (initialize_cfun): Do not initialize
14577 ib_boundaries_block.
14578 * passes.c (pass_insn_locators_initialize): Remove.
14580 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14582 PR middle-end/31448
14583 * expr.c (reduce_to_bit_field_precision): Handle
14586 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
14588 PR tree-optimization/24659
14589 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
14590 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
14591 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
14592 * genopinit.c (optabs): Rename vec_pack_mod_optab
14593 to vec_pack_trunc_optab.
14594 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
14595 early for scalar floating point operands for NOP_EXPR.
14596 (vectorizable_type_promotion): Ditto.
14597 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
14598 vec_pack_trunc_optab.
14599 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
14601 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
14602 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
14603 Rename from VEC_PACK_MOD_EXPR.
14604 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
14605 * expr.c (expand_expr_real_1): Ditto.
14606 * tree-inline.c (estimate_num_insns_1): Ditto.
14607 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14609 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
14610 (vec_unpacks_lo_v4sf): Ditto.
14611 (vec_pack_trunc_v2df): Ditto.
14612 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
14613 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14614 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
14616 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
14618 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14620 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
14621 Rename from VEC_PACK_MOD_EXPR. This expression also represent
14622 packing of floating point operands.
14623 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
14624 represent unpacking of floating point operands.
14625 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
14626 [vec_unpacks_hi]: Ditto.
14627 [vec_unpacks_lo]: Ditto.
14629 2007-04-22 Jan Hubicka <jh@suse.cz>
14631 * final.c (rest_of_handle_final): Call
14632 targetm.asm_out.constructor/targetm.asm_out.destructor
14633 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
14634 proper priority via decl_*_priority_insert.
14635 * c-common.c (c_expand_body): Likewise.
14637 2007-04-22 Richard Guenther <rguenther@suse.de>
14639 PR tree-optimization/29789
14640 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
14641 (rewrite_reciprocal): New helper split out from
14642 determine_invariantness_stmt.
14643 (rewrite_bittest): Likewise.
14644 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
14645 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
14648 2007-04-22 Revital Eres <eres@il.ibm.com>
14650 * loop-unroll.c (var_to_expand): New field to support also
14651 insns of the form x = something + x.
14652 (analyze_insn_to_expand_var): Use it.
14653 (expand_var_during_unrolling): Likewise.
14655 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14657 * predict.c: Include pointer-set.h.
14658 (bb_predictions): New variable.
14659 (tree_predicted_by_p, tree_predict_edge,
14660 remove_predictions_associated_with_edge): Use bb_predictions map
14661 instead of bb->predictions.
14662 (clear_bb_predictions, assert_is_empty): New functions.
14663 (combine_predictions_for_bb): Use bb_predictions map. Call
14664 clear_bb_predictions.
14665 (tree_estimate_probability): Create and free bb_predictions map.
14666 * Makefile.in (predict.o): Add pointer-set.h dependency.
14667 * basic-block.h (struct basic_block_def): Remove predictions
14669 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
14671 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
14674 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
14677 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14679 * timevar.c (timevar_print): Change reference of --disable-checking to
14680 --enable-checking=release. Also warn if assert checking is disabled.
14682 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14685 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
14686 decl as addressable if the compound literal was marked as
14688 Mark the decl as a gimple register if it is a complex or
14689 vector decl and does not live in memory.
14691 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14693 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
14694 (GENERIC_NEXT): New function macro.
14695 (PHI_CHAIN): Use phi_node's new chain variable.
14696 (tree_phi_node): Change tree_common to tree_base
14697 and add the chain field.
14698 * tree-phinodes.c (make_phi_node): Don't set
14699 TREE_TYPE on the new node.
14700 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
14701 instead of checking GIMPLE_TUPLE_P in chain_next.
14702 * tree-vect-transform.c
14703 (get_initial_def_for_induction): Look at
14704 PHI_RESULT_TREE for the type of the phi node.
14705 (update_vuses_to_preheader): Use PHI_CHAIN
14706 instead of TREE_CHAIN on the phi node.
14707 * tree-ssa-structalias.c (compute_points_to_sets):
14709 (ipa_pta_execute): Likewise.
14711 2007-04-21 Richard Guenther <rguenther@suse.de>
14713 PR middle-end/31136
14714 * fold-const.c (fold_unary): Call fold_convert_const on the
14717 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
14719 * gcse.c (store_killed_in_insn): Handle PARALLELs.
14720 (store_killed_in_pat): New.
14722 2007-04-20 Richard Henderson <rth@redhat.com>
14725 * config/i386/i386.c (type_has_variadic_args_p): Look for any
14726 TREE_LIST with a void_type_node value, not void_list_node exactly.
14728 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
14730 * doc/standards.texi: Re-arrange into language-specific
14731 subsections. Add a C++ section, documenting which standards we
14734 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14736 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
14737 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
14739 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
14741 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
14742 ecrti.o and crtbegin.o.
14743 (LIB_DEFAULT_SPEC): Include -lc.
14744 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
14746 2007-04-20 Richard Henderson <rth@redhat.com>
14749 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
14750 argument; update all callers.
14751 (get_unaligned_offset): New.
14752 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
14753 get_unaligned_address, just pass on the address directly.
14754 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
14755 the subreg in the helper patterns.
14756 (unaligned_extendqidi_le): Use get_unaligned_offset.
14757 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
14758 (unaligned_extendhidi_be): Likewise.
14759 (unaligned_extendhidi): Tidy.
14760 * config/alpha/alpha-protos.h: Update.
14762 2007-04-20 Richard Henderson <rth@redhat.com>
14764 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
14765 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
14766 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
14767 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14768 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14769 (CPP_SPEC): Don't include %(cpp_subtarget).
14770 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
14771 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14772 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
14774 2007-04-20 Jakub Jelinek <jakub@redhat.com>
14776 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
14777 for __builtin_ia32_cmpordss.
14779 PR tree-optimization/31632
14780 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
14781 and arg1 for optimizations of comparison against min/max values.
14782 Fold arg0 to arg1's type for optimizations of comparison against
14783 min+1 and max-1 values.
14785 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
14787 * reload.c (combine_reloads): When trying to use a dying register,
14788 check whether it's uninitialized and don't use if so.
14790 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
14792 * fold-const.c: Remove prototypes for native_encode_expr and
14793 native_interpret_expr.
14794 (native_encode_expr): Make non-static.
14795 (native_interpret_expr): Likewise.
14796 * tree.h: Add prototypes for the above.
14798 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14800 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
14801 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
14802 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
14803 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
14804 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
14805 Add length attributes.
14807 2007-04-19 Janis Johnson <janis187@us.ibm.com>
14809 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
14812 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
14813 __STDC_WANT_DEC_FP__.
14815 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14817 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
14818 for long double compatibility.
14819 * configure: Regenerate.
14821 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
14823 PR rtl-optimization/29841
14824 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
14826 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
14827 that may cause control flow transfer from being moved.
14829 2007-04-18 Jan Hubicka <jh@suse.cz>
14831 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
14834 2007-04-18 Eric Christopher <echristo@apple.com>
14836 * config/rs6000/darwin.md (load_macho_picbase): Use link register
14837 only. Update operands.
14838 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
14839 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
14840 link register to pic register.
14842 2007-04-18 Dirk Mueller <dmueller@suse.de>
14844 PR diagnostic/31227
14845 * tree-vrp.c (search_for_addr_array): New.
14846 (check_array_bounds): Suppress warning about
14847 address taken of array refs if its not de-referenced.
14849 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14851 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
14852 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
14854 * tree-vectorizer.h (NITERS_KNOWN_P): New.
14855 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
14856 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
14858 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
14860 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
14862 (vect_analyze_scalar_cycles): Fix indentation.
14863 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
14864 (vect_mark_relevant): Include phis in relevance analysis.
14866 * tree-vect-transform.c (vect_transform_loop): Add an assert.
14868 2007-04-18 Anatoly Sokolov <aesok@post.ru>
14870 * config/avr/avr.c (ptrreg_to_str): Replace error() with
14871 output_operand_lossage().
14873 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14875 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
14876 the unused code for reduction without adjust-in-epilog to simplify the
14879 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
14881 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
14882 (S390_TDC_NEGATIVE_ZERO): New constant.
14883 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
14884 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
14885 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
14886 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
14887 (S390_TDC_POSITIVE_INFINITY): New constant.
14888 (S390_TDC_NEGATIVE_INFINITY): New constant.
14889 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
14890 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
14891 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
14892 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
14893 (S390_TDC_INFINITY): New constant.
14894 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
14895 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
14896 optimization for UNSPEC_CCZ_TO_INT.
14897 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
14898 ("*ccz_to_int"): New insn.
14899 ("isinf<mode>2"): New insn.
14900 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
14901 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
14902 (UNSPEC_CCZ_TO_INT): New constant.
14904 2007-04-18 Richard Guenther <rguenther@suse.de>
14906 PR tree-optimization/19431
14907 PR tree-optimization/21463
14908 * tree-pass.h (pass_phiprop): Declare.
14909 * passes.c (init_optimization_passes): New phiprop pass.
14910 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
14911 (phivn_valid_p): New helper function.
14912 (phiprop_insert_phi): Likewise.
14913 (propagate_with_phi): Likewise.
14914 (tree_ssa_phiprop): New propagator propagating loads
14915 through phi nodes if profitable.
14917 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14919 * tree-vect-analyze.c (process_use): New function.
14920 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
14921 Check phis in all bbs.
14922 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
14925 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
14927 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
14930 2007-04-17 Anatoly Sokolov <aesok@post.ru>
14933 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
14936 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
14938 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
14940 (sse_vmmulv4sf3): Likewise.
14941 (sse2_vmaddv2df3): Likewise.
14942 (sse2_vmmulv2df3): Likewise.
14944 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
14946 PR rtl-optimization/31360
14947 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
14948 (target_reg_cost): New.
14949 (init_set_costs): Initialize target_reg_cost. Add comments
14950 regarding the rationale of the costs.
14951 (global_cost_for_size): Renamed to...
14952 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
14953 of register pressure.
14954 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
14955 estimate_reg_pressure_cost. Add number of ivs.
14956 (determine_set_costs): Dump target_reg_cost.
14957 * loop-invariant.c (gain_for_invariant): Use
14958 estimate_reg_pressure_cost. Removed n_inv_uses argument.
14959 (best_gain_for_invariant, find_invariants_to_move): Remove
14961 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
14962 (target_reg_cost): Declare.
14963 (global_cost_for_size): Declaration removed.
14964 (estimate_reg_pressure_cost): Declare.
14966 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
14968 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
14969 regnos into even/odd register pairs.
14970 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
14971 TDmode similar to the other floating point modes.
14972 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
14973 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
14975 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
14976 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
14977 (movdd_hardfloat64): Use TARGET_MFPGPR.
14979 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
14981 * reload1.c (delete_output_reload): Don't count output in n_inherited.
14984 2005-01-05 Richard Henderson <rth@redhat.com>
14986 * reload1.c (do_input_reload): Restrict the optimization deleteing
14987 a previous output reload to RELOAD_FOR_INPUT.
14989 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
14991 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
14992 induc_vec_info_type.
14993 (vectorizable_induction): New function declaration.
14994 * tree-vect-transform.c (get_initial_def_for_induction): No need to
14995 check if already vectorized. Find first place in BB where new stmts
14996 can be inserted. Takes only one argument.
14997 (vectorizable_induction): New function.
14998 (vect_transform_stmt): Add case for induc_vec_info_type to call
14999 vectorizable_induction.
15000 (vect_transform_loop): Consider phis for vectorization.
15001 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
15003 (analyze_operations): Call vectorizable_induction when analyzing phis.
15005 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
15006 (vect_mark_relevant): Include phis in relevance analysis.
15007 (vect_mark_stmts_to_be_vectorize): Likewise.
15008 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
15010 2007-04-16 Lawrence Crowl <crowl@google.com>
15012 * doc/invoke.texi (Debugging Options): Add documentation for the
15013 -femit-struct-debug options -femit-struct-debug-baseonly,
15014 -femit-struct-debug-reduced, and
15015 -femit-struct-debug-detailed[=...].
15017 * c-opts.c (c_common_handle_option): Add
15018 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
15019 and OPT_femit_struct_debug_detailed_.
15020 * c.opt: Add specifications for
15021 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
15022 and -femit-struct-debug-detailed[=...].
15023 * opts.c (set_struct_debug_option): Parse the
15024 -femit-struct-debug-... options.
15025 * opts.c (matches_main_base, main_input_basename,
15026 main_input_baselength, base_of_path, matches_main_base): Add
15027 variables and functions to compare header base name to compilation
15029 * opts.c (should_emit_struct_debug): Add to determine to emit a
15030 structure based on the option.
15031 (dump_struct_debug) Also disabled function to debug this
15033 * opts.c (handle_options): Save the base name of the
15036 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
15037 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
15038 This hook indicates if a type is generic. Set it by default
15039 to "never generic".
15040 * langhooks.h (struct lang_hooks_for_types): Add a new hook
15041 to determine if a struct type is generic or not.
15042 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
15043 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
15044 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
15045 with live C++ hook.
15047 * flags.h (enum debug_info_usage): Add an enumeration to describe
15048 a program's use of a structure type.
15049 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
15050 to indicate the program's usage of the type. Filter structs based
15051 on the -femit-struct-debug-... specification.
15052 (gen_type_die): Split into two routines, gen_type_die and
15053 gen_type_die_with_usage. gen_type_die is now a wrapper
15054 that assumes direct usage.
15055 (gen_type_die_with_usage): Replace calls to gen_type_die
15056 with gen_type_die_with_usage adding the program usage of
15057 the referenced type.
15058 (dwarf2out_imported_module_or_decl): Suppress struct debug
15059 information using should_emit_struct_debug when appropriate.
15061 2007-04-16 Ian Lance Taylor <iant@google.com>
15063 PR tree-optimization/31522
15064 * tree-vrp.c (vr_phi_edge_counts): New static variable.
15065 (vrp_initialize): Allocate vr_phi_edge_counts.
15066 (vrp_visit_phi_node): Don't push to infinity if we saw a new
15067 executable edge. Drop test for all constants.
15068 (vrp_finalize): Free vrp_phi_edge_counts.
15070 * doc/cpp.texi (Common Predefined Macros): Clarify description of
15071 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15073 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
15074 predecessors at head rather than tail.
15076 2007-04-16 Matthias Klose <doko@debian.org>
15078 * config/alpha/linux.h (CPP_SPEC): Define.
15079 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
15081 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
15083 * function.h: Remove sequence_stack extern declaration.
15085 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15087 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
15089 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
15092 2007-04-16 Anatoly Sokolov <aesok@post.ru>
15094 * config/avr/avr.c (avr_arch_types): Rearranging array.
15095 (enum avr_arch): Add.
15096 (avr_mcu_types): Use avr_arch enumeration constants instead of
15098 * config/avr/avr.h (LINK_SPEC): Simplify.
15100 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15102 * config/m68k/m68k.c (m68k_libcall_value,
15103 m68k_function_value): Use macros for register names more.
15105 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
15107 (M68K_REGNAME): Use A6_REG.
15108 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
15110 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15112 PR middle-end/28071
15113 * sched-int.h (struct deps): Split field 'pending_lists_length' into
15114 'pending_read_list_length' and 'pending_write_list_length'. Update
15116 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
15117 to handle two length counters instead of one. Update all uses.
15118 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
15119 two length counters instead of one.
15120 * sched-rgn.c (propagate_deps): Update to handle two length counters
15123 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
15126 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
15127 copy of source, pass it to ix86_expand_vector_set and return
15130 2007-04-16 David Ung <davidu@mips.com>
15131 Joseph Myers <joseph@codesourcery.com>
15133 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
15134 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
15135 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
15136 Add 74K processor information.
15137 * config/mips/mips.md: Include 74k.md.
15138 (cpu): Add 74kc,74kf,74kx.
15139 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
15140 * config/mips/74k.md: New.
15141 * doc/invoke.texi (MIPS Options): Document 74K support.
15143 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
15145 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
15146 vectorizable_* functions.
15147 * tree-vect-transform.c (vectorizable_call): Add check for
15148 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
15149 (vectorizable_store): likewise.
15150 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
15152 (vectorizable_operation, vectorizable_type_demotion): Likewise.
15153 (vectorizable_type_promotion, vectorizable_load): Likewise.
15154 (vectorizable_live_operation, vectorizable_condition): Likewise.
15155 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
15157 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
15159 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15161 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
15162 register numbers more.
15163 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
15164 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
15165 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
15166 FUNCTION_VALUE_REGNO_P): Likewise.
15167 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
15168 STATIC_CHAIN_REGNUM): Likewise.
15169 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
15170 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
15171 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
15172 * config/m68k/m68k.md (FP_REG): New.
15174 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15176 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
15179 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15181 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
15182 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
15185 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15187 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
15190 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15193 * c-decl.c (finish_decl): Grab the type of the decl after the call
15194 to store_init_value.
15196 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
15198 * common.opt (fforward-propagate): Fix "Optimization" annotation.
15200 2007-04-14 Jakub Jelinek <jakub@redhat.com>
15203 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
15204 dominators, post dominators and cleanup cfg before returning.
15206 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
15208 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
15209 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
15211 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
15213 * config.gcc: Recognize fido.
15214 * config/m68k/m68k-devices.def (fidoa): New.
15215 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
15217 (FL_FIDOA, TARGET_FIDOA): New.
15218 * config/m68k/m68k.opt (mfidoa): New.
15220 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15222 PR middle-end/31322
15223 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
15224 when a personality function is used.
15226 2007-04-13 Bob Wilson <bob.wilson@acm.org>
15228 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
15230 2007-04-13 Mike Stump <mrs@apple.com>
15232 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
15234 * config/darwin.opt (fapple-kext): Make C++ only.
15235 * config/darwin.c (darwin_override_options): Remove code to ensure
15236 -fapple-kext is given for C++ only.
15238 2007-04-13 Richard Sandiford <richard@codesourcery.com>
15240 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
15241 * config/mips/mips.c (override_options): Call
15242 SUBTARGET_OVERRIDE_OPTIONS, if defined.
15244 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15246 * config/i386/i386.opt (msvr3-shlib): Removed.
15248 * doc/invoke.texi: Remove -msvr3-shlib.
15250 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15252 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
15253 with "popcnt" instruction.
15255 2007-04-13 Richard Guenther <rguenther@suse.de>
15257 PR tree-optimization/21258
15258 * tree-vrp.c (compare_case_labels): New helper.
15259 (find_switch_asserts): New function.
15260 (find_assert_locations): Call it for SWITCH_EXPRs.
15262 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
15264 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
15265 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
15266 check is now implied in X87_FLOAT_MODE_P.
15267 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
15268 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
15269 (fix_trunc<mode>_i386_fisttp): Ditto.
15270 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
15271 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
15272 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
15273 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
15274 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
15275 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
15276 (unnamed_splitters): Ditto.
15277 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
15278 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
15279 FIRST_SSE_REG for local functions when SSE math is enabled or
15280 for functions with sseregparm attribute.
15281 (standard_80387_constant_p): Return -1 if mode is not
15283 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
15284 (ix86_expand_compare): Ditto.
15285 (ix86_expand_carry_flag_compare): Ditto.
15286 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
15287 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
15288 DECIMAL_FLOAT_MODE_P.
15289 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
15290 of SCALAR_FLOAT_MODE_P.
15291 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
15292 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
15293 checks before FLOAT_MODE_P.
15294 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
15295 before FLOAT_MODE_P.
15300 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
15302 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
15303 Charles Wilson <libtool@cwilson.fastmail.fm>
15305 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
15306 (libgcc.mvars): Don't depend on them.
15307 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
15308 * exec-tool.in: New.
15310 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
15312 * doc/invoke.text (--help): Document --help=common.
15314 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
15316 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
15318 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15320 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
15321 * genemit.c (main): Emit #include "integrate.h".
15322 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
15323 (LOADGP_RTP): New mips_loadgp_style.
15324 * config/mips/mips.h: Include config/vxworks-dummy.h.
15325 (TARGET_RTP_PIC): New macro.
15326 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
15327 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
15328 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
15329 for TARGET_RTP_PIC.
15330 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
15331 -mvxworks-pic when using -mrtp and a PIC option.
15332 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
15334 (mips_symbolic_constant_p, mips_symbolic_address_p)
15335 (mips_symbol_insns): Handle SYMBOL_HALF.
15336 (override_options): Warn about -G and -mrtp being used together.
15337 Initialize mips_lo_relocs[SYMBOL_HALF].
15338 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
15339 (mips_emit_loadgp): Handle LOADGP_RTP.
15340 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
15341 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
15342 (tablejump): Handle function-relative case table entries if
15344 * config/mips/predicates.md (symbol_ref_operand): New predicate.
15346 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15348 * config/mips/mips.md (load_call<mode>): Allow any general register.
15350 (sibcall_value_internal, sibcall_value_multiple_internal)
15351 (call_value_internal, call_value_split, call_value_multiple_internal)
15352 (call_value_multiple_split): Remove constraints from operand 0.
15354 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15356 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
15357 rather than loadgp_noshared.
15358 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
15359 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
15361 * config/mips/mips.md (loadgp): Rename to...
15362 (loadgp_newabi): ...this.
15363 (loadgp_noshared): Rename to...
15364 (loadgp_absolute): ...this.
15366 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15368 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
15369 false for locally-binding symbols.
15370 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
15372 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15374 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
15375 (SYMBOL_GOT_PAGE_OFST): ...this.
15376 (SYMBOL_GOT_GLOBAL): Rename to...
15377 (SYMBOL_GOT_DISP): ...this.
15378 (SYMBOL_GOTOFF_GLOBAL): Rename to...
15379 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
15380 * config/mips/mips.c (mips_global_symbol_p): New function.
15381 (mips_symbol_binds_local_p): Likewise.
15382 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
15383 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
15384 mips_global_symbol_p and mips_symbol_binds_local_p.
15385 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
15386 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
15387 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
15388 SYMBOL_GOTOFF_DISP.
15389 (mips_ok_for_lazy_binding_p): New function.
15390 (mips_load_call_address, mips_expand_call): Use it.
15391 (mips_dangerous_for_la25_p): Likewise.
15392 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
15393 (*got_disp<mode>): Use got_disp_operand instead of
15394 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
15395 SYMBOL_GOTOFF_GLOBAL.
15396 (*got_page<mode>): Use got_page_ofst_operand instead of
15398 * config/mips/predicates.md (const_call_insn_operand): Use
15399 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
15400 (global_got_operand): Rename to...
15401 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
15403 (local_got_operand): Rename to...
15404 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
15405 of SYMBOL_GOT_LOCAL.
15407 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15409 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
15410 TARGET_CALL_CLOBBERED_GP.
15411 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15412 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
15413 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
15414 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
15415 of TARGET_ABICALLS && !TARGET_NEWABI.
15416 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15417 * config/mips/mips.c (mips_load_call_address): Check
15418 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15419 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15420 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15421 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
15422 TARGET_ABICALLS && TARGET_NEWABI.
15423 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
15425 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
15426 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
15427 TARGET_ABICALLS && TARGET_NEWABI.
15428 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
15429 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
15430 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
15431 whether indirect calls must use $25.
15432 (mips_extra_live_on_entry): Check TARGET_GOT instead of
15434 * config/mips/mips.md (jal_macro): Check flag_pic and
15435 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
15436 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
15437 instead of TARGET_ABICALLS.
15438 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
15439 TARGET_ABICALLS && TARGET_OLDABI.
15440 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15441 (sibcall): In the comment above the define_insn, mention
15442 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
15443 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
15444 instead of TARGET_ABICALLS.
15446 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
15448 * doc/md.texi (Blackfin family constraints): Document PA and PB.
15449 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
15450 (MACFLAGS_MATCH_P): New macro.
15451 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
15452 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
15453 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
15454 the other MACFLAG constants.
15455 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
15456 (flag_machi): Tighten constraints. Renumber some of the operands.
15457 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
15459 (flag_machi_parts_acconly): New pattern.
15460 (flag_macinithi): Tighten constraints. Allow any accumulator to be
15462 (flag_macinit1hi): Tighten constraints.
15463 (flag_mul_macv2hi_parts_acconly): New pattern.
15465 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
15466 Use a more efficient implementation.
15467 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
15468 inline sequences when not optimizing for size.
15470 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
15471 movhi_high2low): Delete, merge functionality into...
15472 (packv2hi): ... this pattern.
15474 2007-02-11 Jie Zhang <jie.zhang@analog.com>
15475 * config/bfin/bfin.opt (msim): New option.
15476 (mcpu=): New option.
15477 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
15478 (bfin_cpu_t): Typedef of enum bfin_cpu.
15479 (bfin_cpu_type): New declaration.
15480 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
15481 -msim and -mcpu= options.
15482 (LIB_SPEC): Likewise.
15483 * config/bfin/bfin.c (bfin_cpu_type): Define.
15484 (bfin_handle_option): Handle -mcpu= option.
15485 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
15486 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
15487 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
15489 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15491 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
15492 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
15493 (powerpc-wrs-vxworksae): Use ${tm_file}.
15494 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
15495 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
15496 * config/i386/vx-common.h: New file.
15498 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15500 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
15503 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
15505 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
15508 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
15512 * c-common.c (c_build_qualified_type): Set canonical type
15515 2007-04-12 Richard Guenther <rguenther@suse.de>
15517 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
15518 lower bound and element size if lower bound is not zero
15519 or either of the ARRAY_REF operands is set.
15521 2007-04-12 Richard Guenther <rguenther@suse.de>
15523 PR tree-optimization/24689
15524 PR tree-optimization/31307
15525 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
15527 * gimplify.c (canonicalize_addr_expr): To be consistent with
15528 gimplify_compound_lval only set operands two and three of
15529 ARRAY_REFs if they are not gimple_min_invariant. This makes
15530 it never at this place.
15531 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15533 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15535 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
15536 null before emitting a .nsubspa directive.
15538 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15540 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
15541 need_to_partition_p if there are no memory statements in the
15544 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15546 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
15547 (gcd_of_steps_may_divide_p): New function.
15548 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
15550 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15552 * reload.c (find_reloads_toplev, find_reloads_address,
15553 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
15554 not a pointer equality test, to decide if we need to call
15555 push_reg_equiv_alt_mem.
15557 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
15559 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
15560 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
15562 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
15564 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15566 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
15567 vector to be positive.
15569 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15573 * doc/invoke.texi: Document --params max-aliased-vops and
15575 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
15576 debug_memory_partitions): Move to tree-flow.h
15577 * params.h (AVG_ALIASED_VOPS): Define.
15578 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
15580 (mp_info_t): Likewise.
15581 (get_mem_sym_stats_for): New.
15582 (set_memory_partition): Move from tree-flow-inline.h.
15583 (mark_non_addressable): Only clear the set of symbols for the
15584 partition if it exists.
15585 (dump_memory_partitions): Move from tree-ssa-operands.c
15586 (debug_memory_partitions): Likewise.
15587 (need_to_partition_p): New.
15588 (dump_mem_ref_stats): New.
15589 (debug_mem_ref_stats): New.
15590 (dump_mem_sym_stats): New.
15591 (debug_mem_sym_stats): New.
15592 (update_mem_sym_stats_from_stmt): New.
15593 (compare_mp_info_entries): New.
15594 (mp_info_cmp): Call it.
15595 (sort_mp_info): Change argument to a list of mem_sym_stats_t
15597 (get_mpt_for): Move from tree-ssa-operands.c.
15598 (find_partition_for): New.
15599 (create_partition_for): Remove.
15600 (estimate_vop_reduction): New.
15601 (update_reference_counts): New.
15602 (build_mp_info): New.
15603 (compute_memory_partitions): Refactor.
15604 Document new heuristic.
15605 Call build_mp_info, update_reference_counts,
15606 find_partition_for and estimate_vop_reduction.
15607 (compute_may_aliases): Populate virtual operands before
15608 calling debugging dumps.
15609 (delete_mem_sym_stats): New.
15610 (delete_mem_ref_stats): New.
15611 (init_mem_ref_stats): New.
15612 (init_alias_info): Call it.
15613 (maybe_create_global_var): Remove alias_info argument.
15614 Get number of call sites and number of pure/const call sites
15615 from gimple_mem_ref_stats().
15616 (dump_alias_info): Call dump_memory_partitions first.
15617 (dump_points_to_info_for): Show how many times a pointer has
15619 * opts.c (decode_options): For -O2 set --param
15620 max-aliased-vops to 500.
15621 For -O3 set --param max-aliased-vops to 1000 and --param
15622 avg-aliased-vops to 3.
15623 * fortran/options.c (gfc_init_options): Remove assignment to
15625 * tree-flow-inline.h (gimple_mem_ref_stats): New.
15626 * tree-dfa.c (dump_variable): Dump memory reference
15628 Dump NO_ALIAS* settings.
15629 (referenced_var_lookup): Tidy.
15630 (mem_sym_stats): New.
15631 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
15632 and ORIG are different SSA names for a memory partition.
15633 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
15634 * tree-flow.h (struct mem_sym_stats_d): Define.
15635 (mem_sym_stats_t): Define.
15636 (struct mem_ref_stats_d): Define.
15637 (struct gimple_df): Add field mem_ref_stats.
15638 (enum noalias_state): Define.
15639 (struct var_ann_d): Add bitfield noalias_state.
15640 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
15641 debug_mem_ref_stats, debug_memory_partitions,
15642 debug_mem_sym_stats): Declare.
15643 * tree-ssa-structalias.c (update_alias_info): Update call
15644 sites, pure/const call sites and asm sites in structure
15645 returned by gimple_mem_ref_stats.
15646 Remove local variable IS_POTENTIAL_DEREF.
15647 Increase NUM_DEREFS if the memory expression is a potential
15649 Call update_mem_sym_stats_from_stmt.
15650 If the memory references memory, call
15651 update_mem_sym_stats_from_stmt for all the direct memory
15652 symbol references found.
15653 (intra_create_variable_infos): Set noalias_state field for
15654 pointer arguments according to the value of
15655 flag_argument_noalias.
15656 * tree-ssa-structalias.h (struct alias_info): Remove fields
15657 num_calls_found and num_pure_const_calls_found.
15658 (update_mem_sym_stats_from_stmt): Declare.
15659 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
15660 Set default value to 100.
15661 (PARAM_AVG_ALIASED_VOPS): Define.
15663 2007-04-11 Richard Guenther <rguenther@suse.de>
15665 PR middle-end/31530
15666 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
15667 a * -b + c as c - a * b if we honor sign dependent rounding.
15669 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15671 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
15672 bfin_expand_strmov.
15673 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
15674 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
15676 (initialize_trampoline): Don't use old-style function definition.
15677 (bfin_secondary_reload): Mark IN_P argument as unused.
15679 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
15681 PR tree-optimization/31343
15682 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
15683 (build_polynomial_chrec): Return a scalar when the evolution is zero.
15684 * testsuite/gcc.dg/vect/pr31343.c: New.
15686 2007-04-10 Eric Christopher <echristo@apple.com>
15688 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
15689 * config/i386/i386.md (*cmpfp0): Use.
15690 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
15691 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
15692 (fix_trunc<mode>_i386_fisttp): Ditto.
15693 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
15694 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
15695 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
15696 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
15697 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
15698 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
15699 (unnamed_splitters): Ditto.
15700 * config/i386/i386.c (output_fix_trunc): Assert that
15701 we're not being passed a TFmode operand.
15703 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
15705 PR tree-optimization/31526
15706 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
15707 n_basic_blocks to find newly added blocks.
15709 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
15711 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
15713 (fix_trunc<mode>si_sse): Ditto.
15714 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
15715 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
15716 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
15717 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
15718 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
15719 expander using SSEMODEF mode macro.
15720 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
15721 expander using SSEMODEF mode macro.
15722 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
15723 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
15724 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
15725 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
15726 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
15727 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
15728 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
15729 Macroize insn using X87MODEF mode macro.
15731 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
15733 * config/i386/sse.md (sse2_pinsrw): Removed.
15734 (sse2_pextrw): Renamed to ...
15735 (*sse2_pextrw): This.
15737 2007-04-09 Jan Hubicka <jh@suse.cz>
15740 * config/i386/sse.md
15741 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
15742 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
15743 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
15744 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
15746 2007-04-09 Jan Hubicka <jh@suse.cz>
15748 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
15749 multiple fields of union.
15751 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
15753 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
15754 (create_preheaders): Check that loops are available.
15755 (fix_loop_structure): Clean up, improve comments.
15756 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
15757 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
15759 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
15760 * predict.c (tree_estimate_probability): Do not call
15761 calculate_dominance_info. Call create_preheaders.
15762 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
15763 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
15765 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
15766 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
15767 * tree-cfg.c (tree_split_edge): Make an assert more precise.
15768 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
15771 2007-04-08 Jan Hubicka <jh@suse.cz>
15773 * tree.h (maybe_fold_offset_to_component_ref): Declare.
15774 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
15775 * fold-const.c (fold_unary): Use it.
15777 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15779 * varasm.c (assemble_variable): Remove call to
15780 lang_hooks.decls.prepare_assemble_variable.
15781 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
15782 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
15783 * langhooks.h (lang_hooks_for_decls): Remove
15784 prepare_assemble_variable.
15786 2007-04-08 Mike Stump <mrs@apple.com>
15788 * config/i386/i386.c: Use inc/dec on Core2.
15790 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
15792 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
15793 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15794 lhd_tree_inlining_end_inlining): Remove.
15795 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
15796 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
15797 end_inlining hooks.
15798 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
15799 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15800 lhd_tree_inlining_end_inlining): Remove prototypes.
15801 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
15802 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
15803 LANG_HOOKS_TREE_INLINING_START_INLINING,
15804 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
15806 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
15809 2007-04-08 Anatoly Sokolov <aesok@post.ru>
15812 * config/avr/predicates.md (io_address_operand): Delete predicate.
15813 (low_io_address_operand): Don't use 'mode' argument.
15814 (higth_io_address_operand): Rename ...
15815 (high_io_address_operand): ... to this. Don't use 'mode' argument.
15816 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
15819 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
15821 Revert change removing staticp.
15823 2007-04-07 Anatoly Sokolov <aesok@post.ru>
15826 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
15829 2007-04-07 Bruce Korb <bkorb@gnu.org>
15831 * c.opt: Add -Wformat-contains-nul.
15832 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
15834 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
15835 the NUL byte warning.
15837 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
15839 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
15841 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15843 * tree.c (staticp): No longer use staticp langhook.
15844 * langhooks.c (lhd_staticp): Removed.
15845 * langhooks.h (struct lang_hooks): Remove staticp.
15846 * c-common.c (c_staticp): Remove.
15847 * c-common.h (c_staticp): Ditto.
15848 * langhooks-defs.h (lhd_staticp): Ditto.
15849 (LHD_HOOKS_STATICP): Ditto
15850 * tree.h (gcc_assert_lowered): New macro.
15852 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
15854 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
15855 argument "reliable".
15856 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
15857 Add argument "reliable". Propagate it through calls.
15858 (infer_loop_bounds_from_undefined): Derive number of iterations
15859 estimates from references in blocks that do not dominate loop latch.
15860 (gcov_type_to_double_int): New function.
15861 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
15862 and expected_loop_iterations_unbounded.
15863 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
15864 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
15865 * tree-data-ref.c (estimated_loop_iterations): Export.
15866 (get_references_in_stmt): Fix -- do not return addresses of local
15868 * cfgloop.h (expected_loop_iterations_unbounded,
15869 estimated_loop_iterations): Declare.
15871 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
15873 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
15875 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15877 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
15878 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
15879 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
15880 Use output_387_reg_move().
15881 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
15882 expander using X87MODEF12 mode macro.
15883 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
15884 choosing register preferences. Use output_387_reg_move().
15885 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
15886 instead of "x". Use output_387_reg_move().
15887 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
15888 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
15889 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
15890 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
15891 Use output_387_reg_move().
15892 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
15894 (*truncxf?f_i387 splitter): Ditto.
15896 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15898 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
15899 LANG_HOOKS_SAFE_FROM_P.
15900 * expr.c (safe_from_p): Remove langhook call.
15901 * langhooks.h (lang_hooks): Remove safe_from_p.
15902 (lhd_safe_from_p): Remove prototype.
15903 * langhooks.c (lhd_safe_from_p): Remove.
15905 2007-04-06 Jan Hubicka <jh@suse.cz>
15907 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
15910 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15912 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
15913 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
15914 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
15915 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
15917 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
15918 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
15920 2007-04-05 Richard Henderson <rth@redhat.com>
15922 * config/alpha/alpha.c (print_operand) [+]: Remove.
15923 (alpha_end_function): Print nop if call at end of function.
15924 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
15925 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
15926 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
15927 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
15928 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
15929 the call pattern. Update peepholes to match.
15931 2007-04-05 Janis Johnson <janis187@us.ibm.com>
15933 * doc/extend.texi (Other Builtins): Add decimal float variants
15935 * builtins.def: Ditto.
15936 * builtins.c (expand_builtin): Ditto.
15938 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
15939 H.J. Lu <hongjiu.lu@intel.com>
15942 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
15943 of V8HImode when calling ix86_binary_operator_ok.
15944 (sse2_pmaddwd): Call ix86_binary_operator_ok.
15945 (sdot_prodv8hi): Operands 1 and 2 must be register.
15947 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15949 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
15950 initialize align to silence bogus warning.
15952 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15954 PR middle-end/22156
15955 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
15957 (struct sra_walk_fns): Remove use_all parameter from use.
15958 (sra_hash_tree): Handle BIT_FIELD_REFs.
15959 (sra_elt_hash): Don't hash bitfld blocks.
15960 (sra_elt_eq): Skip them in parent compares as well. Handle
15962 (sra_walk_expr): Don't maintain or pass down use_all_p.
15963 (scan_use): Remove use_all parameter.
15964 (scalarize_use): Likewise. Re-expand assignment to
15965 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
15966 output, and re-scalarize after output. Don't mark anything
15968 (scalarize_ldst): Adjust.
15969 (scalarize_walk_gimple_modify_statement): Likewise.
15970 (build_element_name_1): Handle BIT_FIELD_REFs.
15971 (instantiate_element): Don't warn for any element whose parent
15972 is used as a whole.
15973 (instantiate_missing_elements_1): Return the sra_elt.
15974 (canon_type_for_field): New.
15975 (try_instantiate_multiple_fields): New.
15976 (instantiate_missing_elemnts): Use them.
15977 (mark_no_warning): Removed.
15978 (generate_one_element_ref): Handle BIT_FIELD_REFs.
15979 (REPLDUP, sra_build_elt_assignment): New.
15980 (generate_copy_inout): Use them.
15981 (generate_element_copy): Likewise. Handle bitfld differences.
15982 (generate_element_zero): Don't recurse for blocks. Use
15983 sra_build_elt_assignment.
15984 (generate_one_element_int): Take elt instead of var. Use
15985 sra_build_elt_assignment.
15986 (generate_element_init_1): Adjust.
15987 (scalarize_use, scalarize_copy): Use REPLDUP.
15988 (scalarize_ldst): Move assert before dereference.
15989 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
15991 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
15993 * regmove.c: Fix unused variable warnings due to previous commit.
15995 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
15997 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
15998 (regmove_bb_head): Remove.
15999 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
16000 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
16001 problems with fixup_match_1.
16002 Don't initialize/free regmove_bb_head.
16004 (reg_is_remote_constant_p): If an insn is in the same basic block
16005 but not before INSN, consider it remote, too.
16007 2007-04-05 Anatoly Sokolov <aesok@post.ru>
16010 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
16011 DECL_ASSEMBLER_NAME, not the DECL_NAME.
16013 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
16015 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
16016 (CONDITIONAL_REGISTER_USAGE): Likewise.
16018 2007-04-04 Richard Henderson <rth@redhat.com>
16020 * config/alpha/lib1funcs.asm: Remove unused file.
16022 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16025 * opts.c (print_specific_help): Fix --help=<language>
16027 (common_handle_option): Support --help=common.
16029 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16032 * gcc.c (main): Do not run the linker if
16033 print_subprocess_help indicates that it shouldn't be
16036 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
16039 * doc/invoke.texi (--help=): Document <languages> value, fix
16040 formatting in tables of values.
16042 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
16044 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
16045 dllimport attribute of virtual methods.
16047 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
16049 * config/score/crti.asm: Change _bss_start to __bss_start.
16050 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
16051 (OUTGOING_REG_PARM_STACK_SPACE) update.
16052 * config/score/score.opt: add options to make backend support
16053 score5, score5u, score7 and score7d.
16054 * config/score/score.md: Likewise.
16055 * config/score/misc.md: Likewise.
16056 * config/score/mac.md: Likewise.
16057 * doc/invoke.texi: Likewise.
16058 * doc/md.texi: update constraints define.
16060 2007-04-03 Richard Henderson <rth@redhat.com>
16062 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
16063 an appropriate type, use the mode instead.
16065 2007-04-03 Richard Sandiford <richard@codesourcery.com>
16067 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
16068 Set the default --with-arch setting to mips2.
16069 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
16070 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
16071 (MULTILIB_OSDIRNAMES): Delete.
16072 (MULTILIB_DIRNAMES): Define.
16073 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
16074 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
16075 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
16076 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
16077 VXWORKS_OS_CPP_BUILTINS.
16078 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
16079 (MIPS_DEBUGGING_INFO): Undefine.
16080 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
16082 2007-04-03 Jakub Jelinek <jakub@redhat.com>
16084 PR middle-end/30704
16085 * fold-const.c (native_encode_real): Encode real.c provided longs
16086 as a series of 32-bit native integers.
16087 (native_interpret_real): Interpret buffer as a series of 32-bit
16090 2007-04-03 Richard Guenther <rguenther@suse.de>
16092 * genpreds.c (write_insn_constraint_len): Write function
16093 optimized for CONSTRAINT_LEN implementation.
16094 (write_tm_preds_h): Output insn_constraint_len inline and
16095 use it for CONSTRAINT_LEN.
16096 (write_insn_preds_c): Don't output insn_constraint_len.
16097 * doc/md.texi (define_register_constraint): Document multi-letter
16098 constraints shall have the same length if they start with the same
16101 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16104 * config/i386/i386.md (isinf<mode>2): Expand only when
16105 TARGET_C99_FUNCTIONS is set.
16107 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16109 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
16110 (x86_64-*-linux*): Ditto.
16111 * config/i386/i386.opt (mpc): New option.
16112 * config/i386/i386.c (overrride_options): Handle
16113 ix87_precision_string.
16114 * config/i386/crtprec.c: New file.
16115 * config/i386/t-crtpc: Ditto.
16116 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
16117 and -mpc80 options.
16118 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
16119 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
16120 crtprec32.o, crtprec64.o and crtprec80.o.
16122 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
16123 and -mpc80 options.
16124 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
16126 2007-04-02 Eric Christopher <echristo@apple.com>
16128 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
16129 limitations on darwin.
16131 2007-04-02 Anatoly Sokolov <aesok@post.ru>
16134 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
16136 2007-04-02 Dave Korn <dave.korn@artimi.com>
16138 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
16140 2007-04-02 Dave Korn <dave.korn@artimi.com>
16142 * libgcc2.h (exception_descriptor): Don't forward-declare.
16143 (__get_eh_table_language, __get_eh_table_version): Delete
16144 prototypes of long-dead functions.
16146 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
16148 * ebitmap.h: New file
16149 * ebitmap.c: New file
16150 * Makefile.in (ebitmap.o): New target.
16152 2007-04-01 Jan Hubicka <jh@suse.cz>
16154 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
16155 before very first instruction.
16157 2007-04-01 Jan Hubicka <jh@suse.cz>
16159 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
16160 waring on 64bit hosts.
16161 * bitmap.h: Fix typo in bitmap_head_def.
16163 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
16165 PR rtl-optimization/31391
16166 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
16167 into a DELETED_LABEL note, and the label is in an empty basic
16168 block, update BB_END as well as BB_HEAD.
16170 2007-04-01 Richard Henderson <rth@redhat.com>
16172 PR tree-optimization/31169
16173 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
16174 to varying if the range is outside [0, prec-1].
16176 2007-04-01 Richard Sandiford <richard@codesourcery.com>
16179 * config/mips/mips.md (load_const_gp): New insn.
16180 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
16181 the MIPS16 GP pseudo register if no_new_pseudos.
16182 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
16184 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16187 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
16189 (call_value): Likewise.
16191 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
16192 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16195 * doc/invoke.texi: (optimization options): Reword description
16196 of -ffast-math. Document its primary purpose.
16198 2007-03-31 Richard Guenther <rguenther@suse.de>
16200 * omp-low.c (splay-tree.h): Include.
16201 (lookup_decl): Replace splay-tree usage by pointer-map.
16202 (maybe_lookup_decl): Likewise.
16203 (new_omp_context): Likewise.
16204 (delete_omp_context): Likewise.
16205 * gimplify.c (splay-tree.h): Include.
16206 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
16208 (remap_ssa_name): Likewise.
16209 (remap_decl): Likewise.
16210 (remap_type_1): Likewise.
16211 (remap_type): Likewise.
16212 (copy_body_r): Likewise.
16213 (expand_call_inline): Likewise.
16214 (clone_body): Likewise.
16215 (copy_tree_r): Likewise.
16216 (remap_save_expr): Likewise.
16217 (unsave_r): Likewise.
16218 (unsave_expr_now): Likewise.
16219 (tree_function_versioning): Likewise.
16220 (build_duplicate_type): Likewise.
16221 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
16222 (struct copy_body_data): Replace splay-tree by pointer-map.
16223 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
16224 not $(SPLAY_TREE_H).
16225 (gimplify.o): Depend on $(SPLAY_TREE_H).
16226 (omp-low.p): Likewise.
16228 2007-03-31 Anatoly Sokolov <aesok@post.ru>
16230 * config/avr/predicates.md (even_register_operand,
16231 odd_register_operand): New predicates.
16232 * config/avr/avr.md (movw peephole2): New.
16233 (movw_r peephole2): New.
16235 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
16237 * tree.h (get_signed_or_unsigned_type): New.
16238 * fold-const.c (operand_equal_for_comparison_p): Use
16239 get_signed_or_unsigned_type instead of
16240 lang_hooks.types.signed_or_unsigned_type.
16241 * expr.c (store_expr): Ditto.
16242 * langhooks.c (get_signed_or_unsigned_type): New.
16243 (lhd_signed_or_unsigned_type): New.
16244 * langhooks.h (lhd_signed_or_unsigned_type): New.
16245 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
16247 2007-03-30 Richard Henderson <rth@redhat.com>
16249 * tree-ssa-loop-ivopts.c: Include target.h.
16250 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
16251 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
16252 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
16253 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
16255 2007-03-30 Richard Henderson <rth@redhat.com>
16256 Kai Tietz <kai.tietz@onevision.com>
16258 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
16259 default for 64-bit.
16260 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
16261 (TARGET_64BIT_MS_ABI): New.
16262 (DBX_REGISTER_NUMBER): Handle 64-bit.
16263 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
16264 (LONG_TYPE_SIZE): Force to 32.
16265 (REG_PARM_STACK_SPACE): New.
16266 (OUTGOING_REG_PARM_STACK_SPACE): New.
16267 (REGPARM_MAX, SSE_REGPARM_MAX): New.
16268 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16269 (STACK_BOUNDARY): Use 128 for 64-bit.
16270 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
16271 Add 64-bit implementation.
16272 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
16274 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
16275 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
16276 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
16277 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
16278 (ix86_handle_cconv_attribute): Don't warn when ignoring if
16279 TARGET_64BIT_MS_ABI.
16280 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
16281 (ix86_pass_by_reference): Likewise.
16282 (ix86_function_value_regno_p): Likewise.
16283 (ix86_build_builtin_va_list): Likewise.
16284 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
16285 (function_arg_advance_ms_64): New.
16286 (function_arg_advance): Call it.
16287 (function_arg_ms_64): New.
16288 (function_arg): Call it.
16289 (function_value_ms_64): New.
16290 (ix86_function_value_1): Call it.
16291 (return_in_memory_ms_64): New.
16292 (ix86_return_in_memory): Call it.
16293 (setup_incoming_varargs_ms_64): New.
16294 (ix86_setup_incoming_varargs): Call it.
16295 (ix86_expand_prologue): Handle 64-bit stack probing.
16296 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
16297 (output_pic_addr_const): Likewise.
16298 (x86_this_parameter): Likewise.
16299 (x86_output_mi_thunk): Likewise.
16300 (x86_function_profiler): Likewise.
16301 (TARGET_STRICT_ARGUMENT_NAMING): New.
16302 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
16303 (TARGET_64BIT_MS_ABI): New.
16304 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
16305 * config/i386/i386.md (allocate_stack_worker): Remove.
16306 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
16307 describe the clobber of eax without a match_scratch.
16308 (allocate_stack_worker_postreload): Remove.
16309 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
16310 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
16311 (allocate_stack_worker_rex64_postreload): Remove.
16312 (allocate_stack): Handle 64-bit.
16313 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
16314 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
16315 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
16316 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
16317 (STANDARD_STARTFILE_PREFIX_1): Likewise.
16318 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
16319 * config.build (x86_64-*-mingw*): New host.
16320 * config.host (x86_64-*-mingw*): New host.
16321 * config.gcc (x86_64-*-mingw*): New target.
16322 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
16324 2007-03-30 Richard Henderson <rth@redhat.com>
16325 Kai Tietz <kai.tietz@onevision.com>
16327 * c-pragma.c (struct def_pragma_macro_value): New.
16328 (struct def_pragma_macro): New.
16329 (pushed_macro_table): New.
16330 (dpm_hash, dpm_eq): New.
16331 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
16332 (init_pragma): Install them.
16333 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16335 2007-03-30 Anatoly Sokolov <aesok@post.ru>
16337 * config/avr/avr.c (avr_override_options): Clear
16338 'flag_delete_null_pointer_checks'.
16340 2007-03-30 Paolo Carlini <pcarlini@suse.de>
16343 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
16344 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
16345 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
16346 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
16347 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
16348 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
16349 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
16351 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
16353 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
16355 * regmove.c: Move all of pass_stack_adjustments from here...
16356 * combine-stack-adj.c: ...to this new file.
16357 * Makefile.in: Add rules for combine-stack-adj.o.
16359 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
16361 PR tree-optimization/31383
16362 * tree-data-ref.c (affine_function_equal_p): Do not require the
16363 vectors to have the same length.
16365 2007-03-30 Jan Hubicka <jh@suse.cz>
16367 PR middle-end/30700
16368 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
16369 availablility; add more sanity checking; ask varpool only about
16372 2007-03-29 Richard Henderson <rth@redhat.com>
16374 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
16375 to decide, but __SIZEOF_LONG_LONG__.
16377 2007-03-29 Richard Henderson <rth@redhat.com>
16379 * emutls.c (struct __emutls_array): New.
16380 (emutls_destroy): Use it instead of casting element 0 from void*.
16381 (__emutls_get_address): Likewise.
16383 2007-03-29 Richard Henderson <rth@redhat.com>
16385 * varasm.c (initializer_constant_valid_p): Don't deny
16386 DECL_DLLIMPORT_P on functions.
16388 * config/i386/cygming.h: Remove function declarations.
16389 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
16390 (ASM_OUTPUT_LABELREF): Remove.
16391 (COMMON_ASM_OP): Remove.
16392 (ASM_OUTPUT_COMMON): Remove.
16393 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
16394 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
16395 (ASM_DECLARE_FUNCTION_NAME): Likewise.
16396 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
16397 Rename from TARGET_ENCODE_SECTION_INFO.
16398 * config/i386/netware.h: Likewise.
16399 * config/i386/i386-protos.h: Update.
16400 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
16401 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
16402 (legitimate_constant_p): Reject dllimports.
16403 (dllimport_map, get_dllimport_decl): New.
16404 (legitimize_dllimport_symbol): New.
16405 (legitimize_address, ix86_expand_move): Use it.
16406 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
16407 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
16408 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
16409 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
16410 * config/i386/predicates.md (constant_call_address_operand): Only
16411 accept symbols; reject dllimport_p symbols.
16412 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
16413 i386_pe_maybe_record_exported_symbol.
16414 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
16415 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
16416 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
16417 trust the setting of DECL_DLLIMPORT_P.
16418 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
16419 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
16420 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
16421 tidy the argument scanning loop.
16422 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
16423 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
16424 (i386_pe_strip_name_encoding): Remove.
16425 (i386_pe_binds_local_p): New.
16426 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
16427 (i386_pe_output_labelref): Remove.
16428 (i386_pe_asm_output_aligned_decl_common): New.
16429 (i386_pe_maybe_record_exported_symbol): Rename from
16430 i386_pe_record_exported_symbol; check for dllexported symbols.
16432 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
16434 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
16435 add comment explaining why vsnprintf cannot be used.
16437 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
16439 PR tree-optimization/30666
16440 * tree.c (build_complex_type): When creating type names for DWARF2
16441 debug info, create TYPE_DECLs for TYPE_NAME instead of
16443 (build_common_tree_nodes_2): Use build_complex_type when building
16444 predefined complex types, to preserve canonical types.
16446 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
16448 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
16449 (noce_get_alt_condition): Look at it to determine whether to
16450 reverse the condition or not.
16451 (noce_get_condition): Substitute the truth for lies.
16452 (noce_find_if_block): Set the then_else_reversed field.
16454 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
16456 * config/fr30/fr30.md (movdi): Do not accept immediates as the
16457 destination of this insn.
16458 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
16459 than calling gen_rtx_SET directly. Use r0 to hold the value of
16460 'address + 4' rather than a stack based temporary which can be
16461 mis-optimized away.
16463 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16465 * config/s390/s390.c (s390_secondary_input_reload_class,
16466 s390_secondary_output_reload_class): Functions removed.
16467 (s390_secondary_reload): New function.
16468 (TARGET_SECONDARY_RELOAD): Target macro defined.
16469 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
16470 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
16471 * config/s390/s390.md ("reload_outti", "reload_outdi",
16472 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
16473 "reload_out<mode>"): Expanders removed.
16474 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
16475 "reload<mode>_nonoffmem_out"): Expanders added.
16477 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16479 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
16480 action if SRC->DEST replacement failed anyway.
16482 2007-03-28 Mike Stump <mrs@apple.com>
16484 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
16485 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
16486 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
16488 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16490 * config.gcc: Accept barcelona as a variant of amdfam10.
16491 * config/i386/i386.c (override_options): Likewise.
16492 * doc/invoke.texi: Likewise.
16494 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
16496 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
16497 offsets for BIT_FIELD_REF and COMPONENT_REF.
16499 2007-03-28 Richard Guenther <rguenther@suse.de>
16501 * tree.c (is_global_var): Move ...
16502 * tree-flow-inline.h (is_global_var): ... here.
16503 * tree.h (is_global_var): Remove declaration.
16505 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
16507 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
16509 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
16510 * config/i386/i386.c (ix86_tune_features): Initialize new
16512 * config/i386/predicates.md (promotable_binary_operator): Use
16513 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
16515 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
16518 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
16520 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
16522 * config/fr30/fr30.md (movsi_internal): Change destination
16523 constraint from m to V and add m to the end.
16525 2007-03-28 Christian Bruel <christian.bruel@st.com>
16527 * config/sh/sh.md (movsi_i): Fix type attribute.
16529 2007-03-28 Christian Bruel <christian.bruel@st.com>
16531 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
16532 (movsf_ie): Likewise.
16534 2007-03-28 Christian Bruel <christian.bruel@st.com>
16536 * config.gcc: Add sh4-300 to multilib.
16537 * config/sh/t-mlib-sh4-300: New file.
16539 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
16541 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
16542 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
16543 fix_trunc<mode>di2.
16544 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
16545 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
16546 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
16547 "fixuns_trunctddi2"): Whitespace fix.
16549 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
16551 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
16552 the definition of struct sh_args.
16553 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
16554 CALL_COOKIE_INT_REG_GET): Likewise.
16556 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
16558 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
16559 transformations are applied successfully.
16561 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
16563 * tree.c (tree_contains_struct): Permit 512 tree codes.
16564 * tree.h (tree_contains_struct): Ditto.
16565 (MAX_TREE_CODES): Ditto.
16566 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
16567 SPARE member to store remaining padding bits.
16569 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16571 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
16574 2007-03-27 Janis Johnson <janis187@us.ibm.com>
16576 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
16577 * configure: Regenerate.
16579 * configure: Regenerate using the correct version of autoconf.
16581 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16583 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
16585 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
16586 regs to "__SP_L__" and "__SP_H__".
16588 2007-03-27 Richard Guenther <rguenther@suse.de>
16590 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
16591 computations with it with a HOST_WIDE_INT variable.
16593 2007-03-26 Mike Stump <mrs@apple.com>
16595 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
16596 objective-c-header, objective-c++-header and objc++-cpp-output
16598 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16600 2007-03-26 Richard Henderson <rth@redhat.com>
16603 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
16604 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
16605 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
16606 IX86_BUILTIN_PSRLQ128): New.
16607 (ix86_init_mmx_sse_builtins): Add them.
16608 (ix86_expand_builtin): Expand them.
16609 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
16610 operand 2 be TImode.
16611 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
16612 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
16613 _mm_srli_epi64): Mark __B const.
16614 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
16615 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
16616 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
16617 new two-vector shift builtins.
16619 2007-03-26 Ian Lance Taylor <iant@google.com>
16621 PR tree-optimization/31345
16622 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
16623 [+INF, +INF(OVF)] into VARYING.
16625 2007-03-26 Zack Weinberg <zackw@panix.com>
16627 * gengtype-parse.c: New file.
16628 * gengtype-yacc.y: Delete.
16629 * gengtype-lex.l: Don't include gengtype-yacc.h.
16630 Define YY_DECL and yyterminate appropriately for recursive
16631 descent parser. yylval is now a string out-parameter to yylex.
16632 (HWS, EOID): New shorthand.
16633 (IWORD): Add a couple more types.
16634 (yylex): Add a setup stanza. Remove the complex rules for
16635 detecting GTY'ed types and typedefs; replace with simple
16636 keyword detectors. Adjust everything for the changed
16637 definition of yylval. Ignore all pp-directives, not just #define.
16639 (parse_file): Rename yybegin; do not call yyparse.
16641 * gengtype.c (xasprintf): Export again.
16642 (this_file): New. Use everywhere __FILE__ was being used.
16643 (get_lang_bitmap): Special case types defined in gengtype.c.
16644 (do_typedef, new_structure): Suppress definition of certain types.
16645 (new_structure): Improve diagnostics of duplicate definitions.
16646 Make sure location_s is associated with input.h.
16647 (nreverse_pairs, define_location_structures): New functions.
16648 (main): Improve tagging of kludge types. Remove old kludges
16649 for input.h types; use define_location_structures.
16650 * gengtype.h: Update prototypes. Define token codes here.
16651 * Makefile.in: Remove all references to gengtype-yacc.
16652 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
16654 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
16655 add GTY((skip)) to the field that's only conditionally there.
16656 * doc/install.texi: Document that Bison is no longer required
16657 unless building treelang.
16659 * gengtype.c: Don't include gtyp-gen.h.
16660 (srcdir): Declare here.
16661 (base_files, lang_dir_names): Allocate dynamically.
16662 (gt_files, num_gt_files, num_lang_dirs): New globals.
16663 (measure_input_list, read_input_line, read_input_list)
16664 (set_lang_bitmap): New functions.
16665 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
16666 simplify, relying on read_input_list to set up the bitmaps.
16667 (main): Arguments are no longer unused. Check for correct number
16668 of command line arguments, set srcdir and srcdir_len, then call
16669 read_input_list, before doing anything else. No need to worry
16670 about duplicates in main loop.
16671 * configure.ac: Simplify the calculation of all_gtfiles.
16672 Put language tags in there. Don't set or substitute
16673 all_gtfiles_files_langs or all_gtfiles_files_frags.
16674 * Makefile.in: Revamp the way gengtype is invoked, now that it
16675 takes a file on its command line with a much simpler format.
16676 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
16677 (GTFILES): Remove duplicates and C source files.
16678 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
16679 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
16680 * configure: Regenerate.
16682 * gengtype.h: Remove all type definitions to gengtype.c; leave
16683 only definitions of options_p, type_p, and pair_p as opaque
16684 pointers. Update prototypes.
16685 * gengtype.c: Many type definitions moved here from gengtype.h.
16686 Consolidate type definitions at the top of the file.
16687 (xvasprintf): Delete.
16688 (xasprintf): Make static.
16689 (create_nested_pointer_option): Add 'next' parameter.
16690 (create_field_all, create_field_at): New functions.
16691 (create_field): Now a thin wrapper around create_field_all.
16692 (create_optional_field): Rename create_optional_field_ and add
16693 line argument. Original name is now a macro which supplies
16695 (oprintf): Use vsnprintf directly.
16696 (close_output_files): Use fatal rather than perror/exit.
16697 (note_def_vec, note_def_vec_alloc): Use create_field_at.
16698 (main): Set progname. Don't use exit.
16699 * gengtype-yacc.y (struct_fields): Use create_field_at.
16700 (option, optionseqopt): Delete.
16701 (optionseq): Consolidate productions from option here so we
16702 can use the first argument to create_option.
16704 * gengtype-lex.l: Distinguish unions from structures in the
16705 token type. Don't call find_structure; return the tag as a string.
16706 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
16707 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
16708 string. Reorganize typedef_struct production accordingly.
16709 Use create_nested_ptr_option.
16710 * gengtype.c (create_nested_ptr_option): New function.
16711 * gengtype.h: Declare it.
16713 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
16714 (string_type): Don't declare.
16715 (do_scalar_typedef): Declare.
16716 (create_scalar_type): Update prototype.
16717 * gengtype.c (string_type): Make static.
16718 (scalar_nonchar, scalar_char): New.
16719 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
16720 (resolve_typedef): Use scalar_nonchar for error recovery.
16721 (create_scalar_type): Remove name_len field. Return scalar_char
16722 or scalar_nonchar as appropriate.
16723 (adjust_field_type): Look at scalar_is_char boolean to decide whether
16724 to use string_type.
16725 (throughout): Use scalar_nonchar instead of calling
16726 create_scalar_type, whenever possible.
16727 (main): Initialize scalar_char and scalar_nonchar before calling
16729 * gengtype-lex.l: Adjust for removal of second argument to
16730 create_scalar_type. Use yylval.s instead of yylval.t when
16732 * gengtype-yacc.y: Type of SCALAR is string. Call
16733 create_scalar_type from type:SCALAR rule. Adjust for removal of
16734 second argument to create_scalar_type.
16736 * vec.h: Remove all #if IN_GENGTYPE blocks.
16737 Add comment saying that changes may require adjustments to gengtype.
16738 * gengtype.c: Don't include coretypes.h or tm.h.
16739 Add comment to inclusion of errors.h.
16740 (note_def_vec, note_def_vec_alloc): New functions.
16741 * gengtype.h: Declare new functions.
16742 * gengtype-lex.l: Don't include coretypes.h.
16743 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
16745 (update_lineno): Remove unnecessary prototype.
16746 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
16747 (VEC rule): Just return VEC_TOKEN.
16748 * gengtype-yacc.y (VEC_TOKEN): New token type.
16749 (type): Add a production for VEC(a,b).
16750 * Makefile.in: Update dependencies.
16752 * gengtype-lex.l: Remove rules for parsing pointer-to-function
16753 typedefs that use the old PARAMS macro.
16755 * gengtype-lex.l: Remove all rules and states relating to yacc
16757 * gengtype-yacc.y: Similarly.
16758 * gengtype.c (note_yacc_type): Delete function.
16759 * gengtype.h: Update prototypes.
16761 2007-03-26 Joseph Myers <joseph@codesourcery.com>
16763 * tree-pretty-print.c (dump_generic_node): Report precision of
16764 unnamed integer types.
16766 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
16768 * ifcvt.c (noce_try_store_flag_constants): Don't check
16769 no_new_pseudos here.
16770 (noce_try_store_flag_constants): Don't check no_new_pseudos.
16771 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
16772 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
16773 noce_try_sign_mask): Likewise.
16774 (if_convert): Check no_new_pseudos here.
16776 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
16778 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
16779 (noce_get_condition): Handle new then_else_reversed argument.
16780 (noce_init_if_info): Remove, fold into noce_find_if_block.
16781 (noce_process_if_block): Take a struct noce_if_info as the
16782 argument. Don't set up one based on ce_if_info. Update pointer
16783 references accordingly.
16784 (cond_move_process_if_block): Likewise.
16785 (process_if_block): Removed.
16786 (find_if_block): Removed. Move functionality two new functions,
16787 noce_find_if_block and cond_exec_find_if_block.
16788 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
16789 blocks and the symmetric IF-ELSE-JOIN case.
16790 (cond_exec_find_if_block): Also new function mostly based on old
16791 find_if_block and process_if_block.
16792 (find_if_header): Replace find_if_block call with separately
16793 guarded calls to noce_find_if_block and cond_exec_find_if_block.
16794 (find_cond_trap): Update noce_get_condition call.
16795 (dead_or_predicable): Likewise.
16797 2007-03-26 Jakub Jelinek <jakub@redhat.com>
16799 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
16801 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
16802 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
16803 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
16804 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
16805 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
16806 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
16807 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
16808 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
16809 __builtin_ia32_psrad128 builtins.
16811 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
16813 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
16814 * config/i386/constraints.md
16815 (define_constraint "I"): Use IN_RANGE macro.
16816 (define_constraint "J"): Ditto.
16817 (define_constraint "K"): Ditto.
16818 (define_constraint "M"): Ditto.
16819 (define_constraint "N"): Ditto.
16820 (define_constraint "O"): Ditto.
16821 * config/i386/predicates.md
16822 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
16823 (define_predicate "const_0_to_3_operand"): Ditto.
16824 (define_predicate "const_0_to_7_operand"): Ditto.
16825 (define_predicate "const_0_to_15_operand"): Ditto.
16826 (define_predicate "const_0_to_63_operand"): Ditto.
16827 (define_predicate "const_0_to_255_operand"): Ditto.
16828 (define_predicate "const_1_to_31_operand"): Ditto.
16829 (define_predicate "const_2_to_3_operand"): Ditto.
16830 (define_predicate "const_4_to_7_operand"): Ditto.
16832 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16834 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
16835 in SImode for save_world.
16836 * config/rs6000/altivec.md (save_world, restore_world): Convert to
16839 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
16841 PR tree-optimization/30784
16842 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
16845 2007-03-25 Revital Eres <eres@il.ibm.com>
16847 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
16848 Fold movement_possibility function into it.
16850 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16852 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
16853 (load_macho_picbase_{si,di}): Convert to LR hard reg.
16854 (call_indirect_nonlocal_darwin64): Same.
16855 (call_nonlocal_darwin64): Same.
16856 (call_value_indirect_nonlocal_darwin64): Same.
16857 (call_value_nonlocal_darwin64): Same.
16858 (sibcall_nonlocal_darwin64): Same.
16859 (sibcall_value_nonlocal_darwin64): Same.
16860 (sibcall_symbolic_64): Same.
16861 (sibcall_value_symbolic_64): Same.
16862 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
16864 (rs6000_emit_load_toc_table): Same.
16865 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
16866 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
16868 (divss_call): Same.
16869 (divus_call): Same.
16870 (quoss_call): Same.
16871 (quous_call): Same.
16872 (load_toc_v4_pic_si): Same
16873 (load_toc_v4_PIC_1): Same.
16874 (load_toc_v4_PIC_1b): Same.
16875 (call_indirect_aix{32,64}): Same.
16876 (call_value_indirect_aix{32,64}): Same.
16878 (call_value): Same.
16879 (call_local{32,64}): Same.
16880 (call_value_local{32,64}): Same.
16881 (call_indirect_nonlocal_aix{32,64}): Same.
16882 (call_nonlocal_aix{32,64}): Same.
16883 (call_value_indirect_nonlocal_aix{32,64}): Same.
16884 (call_value_nonlocal_aix{32,64}): Same.
16885 (call_indirect_nonlocal_sysv<mode>): Same.
16886 (call_nonlocal_sysv<mode>): Same.
16887 (call_value_indirect_nonlocal_sysv<mode>): Same.
16888 (call_value_nonlocal_sysv<mode>): Same.
16890 (sibcall_local{32,64}): Same.
16891 (sibcall_value_local{32,64}): Same.
16892 (sibcall_nonlocal_aix{32,64}): Same.
16893 (sibcall_value_nonlocal_aix{32,64}): Same.
16894 (sibcall_nonlocal_sysv<mode>): Same.
16895 (sibcall_value): Same.
16896 (sibcall_value_nonlocal_sysv<mode>): Same.
16898 2007-03-24 Paul Brook <paul@codesourcery.com>
16900 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
16901 * config/arm/linux-eabi.h: Remove legacy syscall hack.
16903 2007-03-24 Richard Henderson <rth@redhat.com>
16905 * config/ia64/constraints.md: New file.
16906 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
16907 satisfies_constraint_?.
16908 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
16909 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
16910 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
16911 ia64_output_mi_thunk): Likewise.
16912 (ia64_const_ok_for_letter_p): Remove.
16913 (ia64_const_double_ok_for_letter_p): Remove.
16914 (ia64_extra_constraint): Remove.
16915 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
16916 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
16917 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
16918 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
16919 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
16920 EXTRA_MEMORY_CONSTRAINT): Remove.
16921 * config/ia64/ia64.md: Include constriants.md. Replace
16922 CONST_OK_FOR_? with satisfies_constraint_?.
16924 2007-03-23 Michael Meissner <michael.meissner@amd.com>
16925 H.J. Lu <hongjiu.lu@intel.com>
16927 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
16929 (name macros): Use DPD_BID_NAME to convert names properly.
16931 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
16932 decimal floating point format.
16933 (init_floating_libfuncs): Change decimal functions so that they
16934 have a "bid_" prefix if the decimal system uses the BID format,
16935 and "dpd_" prefix if the decimal system uses the DPD format.
16936 (init_interclass_conv_libfuncs): Ditto.
16937 (init_intraclass_conv_libfuncs): Ditto.
16939 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16940 using the BID format.
16942 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16943 whether we are using the BID decimal format.
16944 * configure: Regenerate.
16946 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16947 the compiler has decimal floating point enabled. Define
16948 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16951 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16952 using the BID format.
16954 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16955 whether we are using the BID decimal format.
16956 * configure: Regenerate.
16958 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16959 the compiler has decimal floating point enabled. Define
16960 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16963 * doc/install.texi (--enable-decimal-float): Document BID and DPD
16964 options, and that it is enabled for i386/x86_64 systems.
16966 * Makefile.in (enable_decimal_float): New.
16968 (DECNUMINC): Add -I$(DECNUMFMT).
16969 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
16970 to $(DECNUMFMT) from $(DECNUM).
16972 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
16973 Substitute enable_decimal_float.
16974 * configure: Regenerated.
16977 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
16980 * configure.ac: Enable decimal float for x86_64-*-linux*.
16981 * configure: Regenerated.
16984 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
16985 decimal128ClearSign to flip and clear the sign bit in decimal128.
16986 (decimal_real_maxval): Set decimal128SetSign to set the sign
16989 2007-03-23 Ian Lance Taylor <iant@google.com>
16991 * fold-const.c (fold_binary): Correct warning for X - c >= X.
16993 2007-03-23 Ian Lance Taylor <iant@google.com>
16995 * tree-dump.c (dump_files): Correct comment.
16997 2007-03-23 Ian Lance Taylor <iant@google.com>
16999 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
17001 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
17003 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
17004 in cfglayout mode. Don't go into and out of cfglayout mode.
17005 Link the blocks in the order of the constructed traces.
17006 (rest_of_handle_tracer): Adjust call to tracer.
17007 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
17008 Don't go into cfglayout mode.
17009 (rtl_loop_done): Don't go out of cfglayout mode.
17010 * cfglayout.c (relink_block_chain): New function, split out from...
17011 (fixup_reorder_chain): ...here. Remove redundant checking.
17012 (cfg_layout_finalize): Don't clear the header, footer, and aux
17013 fields here, move the code to do so to relink_block_chain. Likewise
17014 for free_original_copy_tables.
17015 * rtl.h (tracer): Update prototype.
17016 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
17017 Assert we are in cfglayout mode. Don't go into and out of cfglayout
17018 mode. Use relink_block_chain to serialize the CFG according to the
17019 new basic block order. Move targetm.cannot_modify_jumps_p check from
17021 (gate_handle_reorder_blocks): ...to here.
17022 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
17024 (gate_duplicate_computed_gotos): ...to here.
17025 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
17026 something always changes when going into and out of cfglayout mode.
17027 Perform an expensive cfg cleanup while going into cfglayout mode.
17028 Always update liveness information on HAVE_conditional_execution
17029 targets. Reserialize the basic blocks and go out of cfglayout mode.
17030 * reg-stack.c: Include cfglayout.h.
17031 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
17032 the call to reorder_basic_blocks.
17033 * basic-block.h (reorder_basic_blocks): Update prototype.
17034 (relink_block_chain): New prototype.
17035 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
17037 2007-03-23 Joseph Myers <joseph@codesourcery.com>
17039 * config/mips/mips.md (type, hazard, *movdi_32bit,
17040 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
17041 *movhi_internal, *movqi_internal, *movsf_hardfloat,
17042 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
17043 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
17044 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
17046 (movcc): Change first xfer to multi.
17047 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
17048 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
17049 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
17050 config/mips/generic.md: Change reservations using "xfer" to use
17052 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
17053 using match_operand.
17054 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
17055 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
17057 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
17059 2007-03-22 Richard Henderson <rth@redhat.com>
17061 * config/i386/i386.c: Remove unnecessary function declarations.
17062 Move targetm definition, and all related macros, to the end of
17063 the file. Resort some functions to put definitions before uses.
17064 (ix86_attribute_table): Make static. Move to end of file.
17065 (ix86_gimplify_va_arg): Make static.
17067 2007-03-22 Richard Henderson <rth@redhat.com>
17069 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
17070 don't increase local_regparm with force_align_arg_pointer check.
17071 (ix86_function_sseregparm): Assert 32-bit.
17072 (type_has_variadic_args_p): New.
17073 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
17074 type_has_variadic_args_p.
17075 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
17076 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
17077 use memset instead. Do maybe_vaarg check first; skip attribute
17078 tests if true; skip attribute tests for 64-bit.
17079 (construct_container): Remove TARGET_DEBUG_ARG.
17080 (function_arg_advance_32, function_arg_advance_64): Split out ...
17081 (function_arg_advance): ... from here.
17082 (function_arg_32, function_arg_64): Split out ...
17083 (function_arg): ... from here.
17084 (ix86_pass_by_reference): Tidy.
17085 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
17086 (function_value_32): New, from parts of ix86_function_value
17087 and ix86_value_regno.
17088 (function_value_64): New, from parts of ix86_function_value
17089 and ix86_libcall_value.
17090 (ix86_function_value_1): New.
17091 (ix86_function_value, ix86_libcall_value): Use it.
17092 (return_in_memory_32, return_in_memory_64): Split out ...
17093 (ix86_return_in_memory): ... from here.
17094 (ix86_struct_value_rtx): Skip for 64-bit.
17095 (ix86_libcall_value, ix86_value_regno): Remove.
17096 (setup_incoming_varargs_64): Split out ...
17097 (ix86_setup_incoming_varargs): ... from here.
17098 (ix86_va_start): Remove TARGET_DEBUG_ARG.
17099 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
17100 * config/i386/i386-protos.h (ix86_function_value): Remove.
17101 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
17103 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17106 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
17107 infinities not supported, otherwise emit warning if -Woverflow. On
17108 underflow, emit warning if -Woverflow.
17109 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
17111 * real.h (real_from_string): Update declaration
17113 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
17114 Richard Henderson <rth@redhat.com>
17116 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
17117 * calls.c (compute_argument_block_size, expand_call,
17118 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
17119 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
17120 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
17121 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
17122 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
17123 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
17124 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
17125 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
17128 2007-03-22 Joseph Myers <joseph@codesourcery.com>
17130 * c-incpath.c (add_sysroot_to_chain): New.
17131 (merge_include_chains): Add sysroot argument. Call
17132 add_sysroot_to_chain if sysrooted.
17133 (register_include_chains): Update call to merge_include_chains.
17134 * doc/cppopts.texi: Document use of '=' in include directory
17137 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
17139 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
17140 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
17141 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
17142 insn pattern using X87MODEF12 mode macro.
17144 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
17146 * regmove.c (regmove_optimize): Use reg_mentioned_p
17147 instead of reg_overlap_mentioned_p for DST.
17149 2007-03-21 Mike Stump <mrs@apple.com>
17151 * c.opt: Fixup for Objective-C/C++.
17153 2007-03-21 Steve Ellcey <sje@cup.hp.com>
17155 * explow.c (convert_memory_address): Fold memory reference when
17156 POINTERS_EXTEND_UNSIGNED < 0
17158 2007-03-21 Richard Henderson <rth@redhat.com>
17161 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
17162 * config/i386/mmintrin.h (__m64): Likewise.
17163 * config/i386/xmmintrin.h (__m128): Likewise.
17165 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17167 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
17168 (VXWORKS_OS_CPP_BUILTINS): Define.
17169 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
17170 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
17172 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17174 * rtl.h (constant_pool_reference_p): Delete.
17175 (find_constant_src): Declare.
17176 * rtlanal.c (find_constant_src): New function.
17177 * simplify-rtx.c (constant_pool_reference_p): Delete.
17178 * config/i386/i386.md: Use find_constant_src instead of
17179 constant_pool_reference_p/avoid_constant_pool_reference pairs.
17181 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17183 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
17184 * c-cppbuiltin.c (c_cpp_builtins): Define them.
17186 2007-03-20 Mark Mitchell <mark@codesourcery.com>
17188 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
17189 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
17190 (arm_elf_asm_constructor): Use it.
17191 (arm_elf_asm_destructor): New function.
17193 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
17195 * jump.c (mark_jump_label): Treat SEQUENCE specially.
17197 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
17199 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
17201 2007-03-19 Andrew Haley <aph@redhat.com>
17203 PR tree-optimization/31264
17204 * tree-vrp.c (register_edge_assert_for_1): Don't look though
17205 VIEW_CONVERT_EXPRs.
17207 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
17209 PR rtl-optimization/30907
17210 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
17211 (fwprop_init): Always call loop_optimizer_initialize.
17212 (fwprop_done): Always call loop_optimizer_finalize.
17213 (fwprop): We always have loop info now.
17214 (gate_fwprop_addr): Remove.
17215 (pass_fwprop_addr): Use gate_fwprop as gate.
17217 PR rtl-optimization/30841
17218 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
17219 df_chain_alloc): Call df_reorganize_refs unconditionally.
17220 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
17221 refs_organized to refs_organized_size.
17222 (df_ref_create_structure): Use refs_organized_size instead of
17223 bitmap_size if refs had been organized, and keep refs_organized_size
17225 * df.h (struct df_ref_info): Change refs_organized to
17226 refs_organized_size.
17227 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
17230 2007-03-19 Mark Mitchell <mark@codesourcery.com>
17232 * except.c (output_function_exception_table): Do not reference the
17233 EH personality routine for functions that do not require an
17236 2007-03-20 Jakub Jelinek <jakub@redhat.com>
17239 * c-typeck.c (convert_for_assignment): Call comptypes for
17240 RECORD_TYPE or UNION_TYPE.
17242 PR inline-asm/30505
17243 * reload1.c (reload): Do invalid ASM checking after
17244 cleanup_subreg_operands.
17246 2007-03-19 Jeff Law <law@redhat.com>
17248 * tree-cfg.c (find_taken_edge): Tighten conditions for
17249 optimizing computed gotos.
17251 2007-03-19 Michael Matz <matz@suse.de>
17253 * builtins.c (expand_builtin_sync_operation,
17254 expand_builtin_compare_and_swap,
17255 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
17258 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
17259 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
17262 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17264 * doc/tm.texi: Add brackets around the return type of
17265 TARGET_SECONDARY_RELOAD.
17267 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17268 Richard Guenther <rguenther@suse.de>
17270 PR tree-optimization/31254
17271 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17272 Use handled_component_p () where appropriate. Continue
17273 propagating into the rhs if we propagated into an INDIRECT_REF
17276 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17278 * config/s390/s390.md (op_type attribute): RRR instruction type added.
17279 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
17280 (xde, xdee): Mode attributes adjusted to support DFP modes.
17281 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
17282 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
17283 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
17284 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
17285 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
17286 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17287 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
17289 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
17290 "movsf"): Insn definitions removed.
17291 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
17292 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
17293 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
17295 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
17296 "reload_in<mode>", "reload_out<mode>"): Expander added.
17297 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
17300 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17302 * config/s390/s390.md: Only non-functional changes. Renamed
17303 FPR mode macro to BFP all over the file.
17305 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17307 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
17308 (op_type attribute): RRF instruction type added.
17309 (fT0): New mode attribute.
17310 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17311 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
17312 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
17313 instruction no secondary memory is needed when moving DFmode values
17314 between GPRs and FPRs.
17316 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17318 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
17319 inverted and documentation adjusted.
17320 ("mhard-dfp", "msoft-dfp"): New options.
17321 * config/s390/s390.c (s390_handle_arch_option): New architecture
17323 (override_options): Sanity checks for the new options added.
17324 * config.gcc: New architecture switch: z9-ec.
17325 * config/s390/s390.h (processor_flags): PF_DFP added.
17326 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
17327 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
17328 when the bit is NOT set so remove it from the defaults.
17330 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17332 * genemit.c (main): Print include statement for dfp.h.
17333 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
17336 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17338 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
17340 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
17343 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
17344 instead of PATTERN.
17346 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17348 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
17349 attr_length_call, output_call, output_indirect_call): Cleanup
17350 formatting of targetm calls.
17352 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17354 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
17356 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17358 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
17359 reservation, bypass and anti-bypass descriptions for these
17360 instructions. Update move patterns.
17361 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
17364 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
17366 * tree-vect-transform.c (get_initial_def_for_induction): Replace
17367 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
17368 (get_initial_def_for_reduction): Likewise.
17370 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
17372 Fix PR tree-optimization/29922
17373 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
17374 (get_representative): Removed.
17375 (value_dies_in_block_x): Update for rvuse removal.
17376 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
17377 (compute_antic_aux): Handle when PHI nodes appear in
17378 non-single-successors.
17379 (dump_bitmap_of_names): Removed.
17380 (compute_antic_safe): Renamed and removed rvuse calculation.
17381 Calculate only antic safe.
17382 (insert_into_preds_of_block): Remove assert.
17383 (execute_pre): Update for renamed functions.
17384 (defer_or_phi_translate_block): New function.
17386 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17388 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
17389 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
17391 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
17392 Follow spelling conventions.
17394 * tree-data-ref.h: Remove the prototype for analyze_array.
17396 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
17398 PR tree-optimization/31041
17399 * tree-vect-transform.c (get_initial_def_for_induction): Call
17400 force_gimple_operand.
17402 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
17404 * ipa-type-escape.c (look_for_casts) : Revert code to use
17405 handled_component_p due to ada test a-numaux.adb.
17407 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17409 * final.c (final_scan_insn): Alter the condition of a
17410 conditional trap if we have nonstandard CC.
17412 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17414 * configure.ac: Remove excess quoting from asm line 0 test.
17415 * configure: Rebuilt.
17417 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17419 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
17420 * c-common.c (convert_and_check): Move warning logic to...
17421 (warnings_for_convert_and_check): ...here. Define.
17422 * c-common.h (warnings_for_convert_and_check): Declare.
17424 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17426 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
17427 (output_call): Likewise.
17429 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17431 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
17433 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17435 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
17437 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
17439 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
17440 opteron, athlon-64 and athlon-fx processor_alias_table entries.
17442 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
17444 PR tree-optimization/31183
17445 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
17446 Use double_int instead of unsigned int for representing access_strides.
17447 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
17449 2007-03-16 Richard Guenther <rguenther@suse.de>
17451 PR tree-optimization/31146
17452 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
17453 to allow recursion of forward_propagate_addr_expr.
17454 (forward_propagate_addr_into_variable_array_index): Likewise.
17455 (forward_propagate_addr_expr): Likewise.
17456 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17457 (forward_propagate_addr_expr_1): Recurse on simple copies
17458 instead of propagating into them. Do so for useless conversions
17460 (forward_propagate_addr_expr): Clean up unused statements after
17463 2007-03-16 Richard Guenther <rguenther@suse.de>
17465 * builtins.c (expand_builtin_cexpi): Use the right argument
17466 for the expansion via cexp.
17468 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17470 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
17471 * configure: Rebuilt.
17473 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17476 * dwarf2out.c (force_type_die): Adjust comment.
17477 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
17479 2007-03-15 DJ Delorie <dj@redhat.com>
17481 * config/frv/predicates.md (minmax_operator): Don't check operands
17484 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17486 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
17487 Update constant estimates of number of iterations.
17488 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
17489 argument renamed to "realistic".
17490 (compute_estimated_nb_iterations): Removed.
17491 (record_niter_bound): New function.
17492 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
17493 call record_nonwrapping_iv with upper = false.
17494 (infer_loop_bounds_from_signedness): Pass upper argument to
17495 record_nonwrapping_iv.
17496 (estimate_numbers_of_iterations_loop): Do not call
17497 compute_estimated_nb_iterations. Record estimate based on profile
17498 information. Initialize the constant estimates of number of
17500 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
17502 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
17503 number of iterations is too small.
17504 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
17505 (EST_NOT_AVAILABLE): Removed.
17506 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
17507 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
17510 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17512 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
17513 Handle NE_EXPR guards.
17515 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17518 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
17519 Set also -pedantic-errors by default for the preprocessor unless
17520 -fpermissive is given.
17522 2007-03-15 Richard Guenther <rguenther@suse.de>
17524 PR middle-end/29719
17525 PR middle-end/31161
17526 * builtins.c (expand_builtin_cexpi): As a fallback if we
17527 don't have builtins for sincos or cexp create a function
17528 declaration for cexp and expand to a call to that.
17529 (expand_builtin_int_roundingfn): Always fall
17530 back to floor/ceil and its variants even if they may be
17533 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
17535 PR middle-end/31159
17536 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
17537 jump tables, move the call to delete_dead_jumptables from here...
17538 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
17539 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
17540 don't allow merging of blocks that try_redirect_by_replacing_jump
17541 also does not handle when not optimizing.
17543 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17544 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17546 * config/i386/i386.md (x86_sahf_1): Correctly handle
17549 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17552 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
17553 x86_64_general_operand as operand[2] predicate. Remove "iF"
17554 from operand constraints and use "e" constraint instead.
17555 (*subti3_1, *subti3_1 splitter): Ditto.
17556 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
17557 operand[1] predicate.
17559 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
17561 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
17562 arrays, multiply the access strides by the size of the sub-array.
17563 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
17565 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17567 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
17568 the configured assembler supports the sahf mnemonic.
17569 * configure: Regenerate.
17570 * config.in: Regenerate.
17572 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
17573 emit "sahf" or ".byte\t0x9e" as asm template.
17575 2007-03-14 Michael Meissner <michael.meissner@amd.com>
17578 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
17579 option to replace hard coded TARGET_xxx in md file.
17580 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
17581 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17582 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
17583 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
17584 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
17585 (X86_TUNE_NOT_VECTORMODE): Ditto.
17586 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
17587 (TUNE_AVOID_VECTOR_DECODE): Ditto.
17588 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17589 (TUNE_SLOW_IMUL_IMM8): Ditto.
17590 (TUNE_MOVE_M1_VIA_OR): Ditto.
17591 (TUNE_NOT_UNPAIRABLE): Ditto.
17592 (TUNE_NOT_VECTORMODE): Ditto.
17594 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
17597 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
17598 tuning options instead of hard coded TARGET_xxx.
17599 (fix ssemode peephole2's): Ditto.
17600 (imul peephole2's): Ditto.
17602 (movdi_or_rex64): Ditto.
17603 (move peephole2): Ditto.
17604 (not peephole2's): Ditto.
17606 2007-03-14 Dirk Mueller <dmueller@suse.de>
17608 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
17609 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
17610 * c-parser.c (c_parser_if_body): Always add an empty statement in case
17612 * c-parser.c (c_parser_do_statement): Warn about empty body in
17613 do/while statement.
17614 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
17615 * doc/invoke.texi (-Wempty-body): Update documentation.
17617 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17620 * c-common.h (warn_for_div_by_zero): Declare.
17621 * c-common.c (warn_for_div_by_zero): Define.
17622 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
17625 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17627 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
17628 to PREFIX and STANDARD_PREFIX.
17630 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17631 Phil Edwards <phil@codesourcery.com>
17633 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
17634 (__gthread_once_t): Remove busy field for RTPs.
17635 (__GTHREAD_ONCE_INIT): Update accordingly.
17637 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17639 * doc/invoke.texi: Document VxWorks options.
17641 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17643 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
17645 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
17647 PR tree-optimization/30590
17648 * tree-nrv.c (tree_nrv): Check for the partial update of the
17651 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17653 * flags.h (flag_random_seed): Remove declaration, in favor of...
17654 * toplev.h (get_random_seed, set_random_seed): ... these.
17655 * tree.c (get_file_function_name): Use the former.
17656 * opts.c (common_handle_option): Use the latter.
17659 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
17661 PR middle-end/31127
17662 * cse.c (cse_find_path): Do not bail out if a basic block that
17663 we already visited now becomes part of a path that starts at a
17664 different basic block. Just disallow this, to make sure we
17665 visit each basic block at most once.
17667 2007-03-13 Jan Hubicka <jh@suse.cz>
17669 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
17670 attributes, when profile esitmate is present, calls with very low
17671 frequency are cold.
17673 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
17675 PR tree-optimization/30730
17676 PR tree-optimization/26900
17677 * tree-ssa-loop-niter.c: Include gmp.h.
17678 (bounds): New type.
17679 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
17680 split_to_var_and_offset, determine_value_range,
17681 bound_difference_of_offsetted_base, refine_bounds_using_guard,
17682 bound_difference, bounds_add, bounds_negate,
17683 number_of_iterations_ne_max, dump_affine_iv): New functions.
17684 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
17685 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
17686 difference of initial and final value of control iv to validate
17688 (number_of_iterations_cond): Add loop parameter. Determine bounds
17689 on the difference of the extremes of the control iv. Add dumps.
17690 (expand_simple_operations): Handle phi nodes.
17691 (simplify_using_initial_conditions): Do not record used conditions.
17692 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
17693 Do not set additional_info.
17694 (implies_nonnegative_p, implies_ge_p): Removed.
17695 (derive_constant_upper_bound): Do not use parameter `additional'.
17696 (record_estimate): Parameter `additional' removed. Parameter
17697 `i_bound' added. Do not call derive_constant_upper_bound.
17698 (record_nonwrapping_iv): Use derive_constant_upper_bound to
17699 bound the number of iterations estimate.
17700 (estimate_numbers_of_iterations_loop): Pass the estimate from
17701 the number of iterations analysis to record_estimate.
17702 * tree.h (multiple_of_p): Declare.
17703 * tree-scalar-evolution.c (expression_expensive_p): Removed.
17704 (scev_const_prop): Do not check expression_expensive_p.
17705 * fold-const.c (multiple_of_p): Exported.
17706 * double-int.c (double_int_mask): Exported.
17707 * double-int.h (double_int_mask): Declare.
17708 * tree-flow.h (struct tree_niter_desc): Removed additional_info
17709 field. Added max field.
17711 2007-03-13 David Taylor <taylor@candd.org>
17714 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
17717 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17720 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
17721 two unamed patterns.
17723 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
17725 * config/i386/i386.opt (mcx16, msahf): New options.
17726 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
17727 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
17729 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
17730 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
17731 Output -mcx16 and -msahf options when corresponding bit is set.
17733 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
17734 and -msahf options.
17736 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17738 * configure.ac: Test for assembler tolerance to # 0 "".
17739 * configure, config.in: Rebuilt.
17740 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
17742 2007-03-13 Geoffrey Keating <geoffk@apple.com>
17744 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
17746 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
17747 (handle_syscall): Handle direct system calls.
17748 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
17750 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17752 * doc/invoke.texi: Fix cpp.info cross-reference.
17753 * doc/passes.texi: Fix gcc.info cross-reference.
17755 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
17757 PR tree-optimization/30835
17758 * lambda-code.c (can_convert_to_perfect_nest): Check whether
17759 bb_for_stmt is not NULL before accessing it.
17761 2007-03-12 Joseph Myers <joseph@codesourcery.com>
17763 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
17766 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17769 * doc/install.texi: Document --enable-stage1-languages
17771 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
17773 * tree-pass.h (pass_into_cfg_layout_mode,
17774 pass_outof_cfg_layout_mode): Declare.
17775 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
17776 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
17777 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
17778 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
17780 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
17782 * c-decl.c (warn_variable_length_array): New function.
17783 Refactored from grokdeclarator to handle warn_vla
17784 and handle unnamed array case.
17785 (grokdeclarator): Refactored VLA warning case.
17786 * c.opt (Wvla): New flag.
17787 * doc/invoke.texi (Wvla): New warning.
17789 2007-03-12 Richard Henderson <rth@redhat.com>
17791 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
17792 (TARGET_SECTION_TYPE_FLAGS): New.
17794 2007-03-12 Richard Henderson <rth@redhat.com>
17796 * config/darwin.c (machopic_reloc_rw_mask): New.
17797 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
17798 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
17800 2007-03-12 Mark Mitchell <mark@codesourcery.com>
17802 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
17803 * cppdefault.h (cpp_PREFIX): Document.
17804 (cpp_PREFIX_len): Likewise.
17805 (cpp_EXEC_PREFIX): New variable.
17806 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
17807 * c-incpath.c (add_standard_paths): Correct logic for relocating
17808 paths within prefix.
17810 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
17812 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
17813 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
17815 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
17816 fix_truncdfdi_sse using SSEMODEF mode macro.
17817 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
17818 fix_truncdfsi_sse using SSEMODEF mode macro.
17819 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
17820 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
17822 2007-03-12 Richard Sandiford <richard@codesourcery.com>
17824 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
17825 elfos.h to tm_file.
17827 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
17829 * tree.h : Add multiple_of_p declaration.
17830 * fold-const.c (multiple_of_p): Make multiple_of_p public.
17831 * ipa-type-escape.c (results_of_malloc): Redundant.
17832 (visited_stmts): New. Visited stmt for walk_use_def_chains.
17833 (cast_type): Extended with new members.
17834 (check_cast): Returns cast_type.
17835 (cast): New structure for data of walk_use_def_chains.
17836 (is_malloc_result, is_cast_from_non_pointer_1,
17837 is_cast_from_non_pointer,
17838 is_array_access_through_pointer_and_index): New functions.
17839 (look_for_casts): Returns cast types.
17840 (check_call): Returns void.
17841 (okay_pointer_operation): Use support of pointer plus index,
17842 pointer plus constant and allow all multiplications.
17844 2007-03-11 Richard Guenther <rguenther@suse.de>
17846 PR tree-optimization/31115
17847 * tree-vrp.c (extract_range_from_binary_expr): Make sure
17848 the shift count is positive and non-anti-range for RSHIFT_EXPR.
17849 A shift count of zero is not special as with *_DIV_EXPR.
17850 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
17853 2007-03-11 Ian Lance Taylor <iant@google.com>
17855 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
17856 the *_DIV_EXPR codes correctly with overflow infinities.
17858 2007-03-11 Ira Rosen <irar@il.ibm.com>
17860 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
17861 indicate success/failure of the analysis. Add negation to subtrahend
17862 in case of subtraction. Fail if both operands contain constants.
17863 (create_data_ref): Fail if analyze_offset fails.
17865 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
17867 * config/i386/i386.md (frndintxf2): Rename to ...
17868 (rintxf2): ... this. Remove expander having same name.
17869 (rintsf2, rintdf2): Implement using SSEMODEF macro.
17870 (roundsf2, rounddf2): Ditto.
17871 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
17872 (lround<mode>di2, lround<mode>si2): Ditto.
17874 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
17876 * lower-subreg.c: Include except.h.
17877 (decompose_multiword_subregs): Verify that the only control flow
17878 insns we can split are loads to multi-words pseudos.
17879 Handle breaking such blocks after splitting, instead of calling
17880 find_many_sub_basic_blocks.
17882 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
17883 on the new basic block. Add a lengthy comment explaining why we
17884 thought this was necessary.
17885 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
17887 2007-03-10 Mark Mitchell <mark@codesourcery.com>
17890 * tree.c (walk_type_fields): Recurse into the element type of
17891 ARRAY_TYPEs if there is a pointer set.
17893 2007-03-10 Dirk Mueller <dmueller@suse.de>
17895 * c-common.c (warn_logical_operator): Fix condition.
17897 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
17899 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
17901 * config/darwin.c (machopic_select_section): Remove superfluous
17902 argument in call to categorize_decl_for_section. Remove unused
17905 2007-03-10 Joseph Myers <joseph@codesourcery.com>
17907 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
17909 * configure: Regenerate.
17911 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
17914 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
17915 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
17916 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
17917 Add LABEL_NUSES to emitted label.
17918 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
17919 branch probability value to emitted jump insn.
17920 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
17921 Do not check life information and do not re-arrange input operands
17922 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
17924 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17926 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
17927 the change of decode_asm_operands.
17929 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17931 * mode-switching.c (create_pre_exit): Skip blockage insn.
17933 2007-03-09 Diego Novillo <dnovillo@redhat.com>
17935 * tree-pass.h (TODO_update_smt_usage): Remove.
17937 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17941 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17943 * pa.c (attr_length_call): Revise condition for long
17944 pc-relative branch.
17945 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
17946 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
17947 sequence on SOM target.
17949 2007-03-09 Geoffrey Keating <geoffk@apple.com>
17951 * gcc.c: Document %{, in big comment at top.
17952 (input_suffix_matches): Remove special handling for .s and
17954 (input_spec_matches): New.
17955 (handle_braces): Handle %{,.
17956 (validate_switches): ',' indicates a value which is not a switch.
17957 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
17958 to detect assembler input.
17959 * config/i386/sol2.h (CPP_SPEC): Likewise.
17960 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
17961 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
17962 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
17963 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
17964 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
17965 -m64 causes deployment target to default to 10.5.
17966 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17968 2007-03-09 Richard Henderson <rth@redhat.com>
17971 * target.h (targetm.asm.out.reloc_rw_mask): New.
17972 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
17973 (TARGET_ASM_OUT): Use it.
17974 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
17975 * varasm.c (categorize_decl_for_section): Remove shlib argument;
17976 use the new reloc_rw_mask target hook instead.
17977 (default_section_type_flags_1): Merge into...
17978 (default_section_type_flags): ... here.
17979 (decl_readonly_section_1): Merge into...
17980 (decl_readonly_section): ... here.
17981 (default_elf_select_section_1): Merge into...
17982 (default_elf_select_section): ... here.
17983 (default_unique_section_1): Merge into...
17984 (default_unique_section): ... here.
17985 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
17986 (default_select_rtx_section): Use it.
17987 (default_elf_select_rtx_section): Likewise.
17988 * output.h: Update to match.
17989 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
17990 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
17991 (TARGET_ASM_RELOC_RW_MASK): New.
17992 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
17993 to categorize_decl_for_section.
17994 (x86_64_elf_unique_section): Likewise.
17995 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
17996 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
17997 (TARGET_ASM_RELOC_RW_MASK): New.
17998 * config/ia64/ia64.c (ia64_rwreloc_select_section,
17999 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
18000 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
18001 (TARGET_RWRELOC): Remove.
18002 (ia64_section_type_flags): Adjust call to default_section_type_flags.
18003 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18004 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
18005 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
18006 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
18007 (rs6000_xcoff_select_section): Use decl_readonly_section.
18008 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
18009 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
18010 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
18011 (TARGET_SECTION_TYPE_FLAGS): Remove.
18012 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
18014 2007-03-09 Roger Sayle <roger@eyesopen.com>
18016 * fold-const.c (fold_comparison): Remove compile-time evaluation of
18017 complex constant equality/inequality comparisons for here.
18018 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
18019 known at compile-time or can be simplified to a scalar comparison.
18020 (fold_relational_const): Move compile-time evaluation of complex
18021 constant equality/inequality comparisons to here.
18023 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18025 PR rtl-optimization/30643
18026 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
18028 (fold_rtx): Recurse, like before 2006-11-03.
18030 2007-03-09 DJ Delorie <dj@redhat.com>
18032 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
18035 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
18037 PR tree-optimization/30375
18038 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
18039 LHS of statements is not the same.
18040 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
18042 2007-03-09 Chao-ying Fu <fu@mips.com>
18044 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
18046 * doc/invoke.texi (-mdspr2): Document new option.
18047 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
18048 New unspec for DSP REV 2.
18049 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
18050 these instructions are extended in DSP REV 2.
18051 (mips-dspr2.md): Include.
18052 * config/mips/mips.opt (mdspr2): New option.
18053 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
18054 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
18055 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
18056 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
18057 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
18058 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
18059 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
18061 (bdesc_map): Add one field of unsupported_target_flags.
18062 (bdesc_arrays): Update entries to have extra fields. Add
18064 (mips_init_builtins): Initialize new function types.
18065 Check unsupported_target_fileds to filter out builtins.
18066 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
18068 (ASM_SPEC): Pass mdspr2 to the assembler.
18069 * config/mips/mips-dspr2.md: New file.
18071 2007-03-09 Sa Liu <saliu@de.ibm.com>
18073 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
18075 2007-03-09 Ian Lance Taylor <iant@google.com>
18077 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
18078 argument) like -Wstrict-overflow=2.
18079 * doc/invoke.texi (Warning Options): Update documentation.
18081 2007-03-09 Dirk Mueller <dmueller@suse.de>
18084 * doc/invoke.texi (-Wlogical-op): Document.
18085 * common.opt (-Wlogical-op): New.
18086 * c-common.h (warn_logical_operator): Declare.
18087 * c-common.c (warn_logical_operator): Define.
18088 * c-typeck.c (parser_build_binary_op): Call
18089 warn_logical_operator.
18091 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18093 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
18094 * final.c (final_scan_insn): Test for non-"" file name.
18096 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
18098 * doc/loop.texi: Document the Omega linear constraints solver.
18099 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
18100 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
18101 omega-hash-table-size, omega-max-keys, and
18102 omega-eliminate-redundant-constraints.
18103 * tree-pass.h (pass_check_data_deps): Declared.
18106 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
18107 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
18108 pass_check_data_deps): New.
18109 * tree-data-ref.c (init_data_ref): Remove declaration.
18110 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
18111 (analyze_array): Renamed init_array_ref, move up initializations.
18112 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
18113 Removed arguments that are set to NULL.
18114 (analyze_indirect_ref): Correct indentation, correct call to
18116 (object_analysis): Call init_array_ref instead of analyze_array.
18117 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
18118 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
18119 of DR_ACCESS_FNS_ADDR.
18120 (init_omega_eq_with_af, omega_extract_distance_vectors,
18121 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
18122 ddr_consistent_p): New.
18123 (compute_affine_dependence): Check consistency of ddrs when
18124 flag_check_data_deps is passed.
18125 (analyze_all_data_dependences): Uncomment.
18126 (tree_check_data_deps): New.
18127 * tree-data-ref.h: Include omega.h.
18128 (DR_ACCESS_FNS_ADDR): Removed.
18129 (data_dependence_relation): Add inner_loop.
18130 (DDR_INNER_LOOP): New.
18131 * common.opt (fcheck-data-deps): New.
18132 * tree-flow.h (tree_check_data_deps): Declare.
18133 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
18134 (OBJS-common): Depend on omega.o.
18136 * passes.c (pass_check_data_deps): Scheduled.
18137 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
18138 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
18139 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
18140 PARAM_VECT_MAX_VERSION_CHECKS,
18141 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
18143 2007-03-09 Richard Guenther <rguenther@suse.de>
18145 PR tree-optimization/30904
18146 PR middle-end/31058
18147 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
18148 the same way as *_DIV_EXPR.
18150 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18152 * recog.c (decode_asm_operands): No mixed declarations and code.
18154 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18156 * rtl.def (ASM_INPUT): Add location.
18157 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
18158 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
18159 (decode_asm_operands): Add loc operand.
18160 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
18161 * stmt.c (expand_asm): Rename to...
18162 (expand_asm_loc): ... this. Add locus argument. Pass it on to
18163 gen_rtx_ASM_INPUT_loc.
18164 (expand_asm_expr): Adjust.
18165 * recog.c (decode_asm_operands): Add loc operand.
18166 (check_asm_operands, extract_insn): Adjust.
18167 * reload1.c (maybe_fix_stack_asms): Likewise.
18168 * final.c (asm_insn_count): Likewise.
18169 (final_scan_insn): Output # line before and after asm.
18171 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
18173 * tree-ssa-structalias.c (variable_info): Remove
18175 (new_var_info): Ditto.
18176 (shared_bitmap_info_t): New structure.
18177 (shared_bitmap_table): New variable.
18178 (shared_bitmap_hash): New function.
18179 (shared_bitmap_eq): Ditto
18180 (shared_bitmap_lookup): Ditto.
18181 (shared_bitmap_add): Ditto.
18182 (merge_smts_into): Change to take bitmap directly.
18183 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
18184 (init_alias_vars): Init shared bitmap hashtable.
18185 (delete_points_to_sets): Delete shared bitmap hashtable.
18186 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
18187 is_aliased removal as a change that was still necessary was
18190 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
18192 * config/i386/i386.h (override_options): Conditionally disable
18193 x86_sahf for 64bit targets only.
18195 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18198 * c-decl.c (merge_decls): Don't call make_var_volatile.
18199 * varasm.c (make_var_volatile): Remove.
18200 * output.h (make_var_volatile): Remove.
18202 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
18204 PR tree-optimization/31085
18205 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
18207 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18209 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
18210 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
18211 ATTR_CONST_NOTHROW_LIST.
18213 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18216 2007-03-08 Diego Novillo <dnovillo@redhat.com>
18218 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
18220 2007-03-08 Geoffrey Keating <geoffk@apple.com>
18223 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
18225 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
18226 passed, use shared libgcc.
18228 2007-03-08 Roger Sayle <roger@eyesopen.com>
18230 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
18231 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18232 (honor_protect_cleanup_actions, lower_try_finally_switch):
18234 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
18235 ifc_temp_var): Likewise.
18236 * tree-inline.c (setup_one_parameter): Likewise.
18237 * tree-mudflap.c (mf_decl_cache_locals,
18238 mf_build_check_statement_for): Likewise.
18239 * tree-nested.c (init_tmp_var, save_tmp_var,
18240 finalize_nesting_tree_1): Likewise.
18241 * tree-outof-ssa.c (insert_copy_on_edge,
18242 insert_backedge_copies): Likewise.
18243 * tree-profile.c (tree_gen_edge_profiler,
18244 tree_gen_ic_profiler): Likewise.
18245 * tree-scalar-evolution.c (scev_const_prop): Likewise.
18246 * tree-sra.c (sra_build_assignment): Likewise.
18247 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
18248 * tree-ssa-math-opts.c (insert_reciprocals,
18249 execute_cse_sincos_1): Likewise.
18250 * tree-tailcall.c (adjust_accumulator_values,
18251 adjust_return_value): Likewise.
18252 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
18253 * tree-vect-transform.c (vect_create_data_ref_ptr,
18254 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
18255 vect_create_epilog_for_reduction, vectorizable_reduction,
18256 vectorizable_call, vectorizable_conversion,
18257 vectorizable_assignment, vectorizable_operation,
18258 vectorizable_type_demotion, vect_gen_widened_results_half,
18259 vect_permute_store_chain, vectorizable_store,
18260 vect_setup_realignment, vect_permute_load_chain,
18261 vectorizable_load, vectorizable_condition,
18262 vect_create_cond_for_align_checks): Likewise.
18263 * tree-vrp.c (build_assert_expr_for): Likewise.
18265 2007-03-08 Ian Lance Taylor <iant@google.com>
18267 * tree-vrp.c: Include "intl.h".
18268 (usable_range_p): New static function.
18269 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
18270 overflowed values, juts set *strict_overflow_p.
18271 (compare_values): Only return -2 if one of the operands is not a
18273 (compare_ranges): Call usable_range_p.
18274 (compare_range_with_value): Likewise.
18275 (vrp_evaluate_conditional_warnv): Rename from
18276 vrp_evaluate_conditional. Make static. Change all callers.
18277 (vrp_evaluate_conditional): New function.
18278 (simplify_div_or_mod_using_ranges): Issue warning about reliance
18279 on signed overflow.
18280 (simplify_abs_using_ranges): Likewise.
18281 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
18282 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
18283 within_stmt parameter.
18284 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18285 vrp_evaluate_conditional.
18286 * tree-ssa-threadedge.c
18287 (record_temporary_equivalences_from_stmts_at_dest): Change
18288 simplify parameter to take a second tree parameter.
18289 (simplify_control_stmt_condition): Likewise.
18290 (thread_across_edge): Likewise.
18291 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18292 (thread_across_edge): Likewise.
18293 * Makefile.in (tree-vrp.o): Depend upon intl.h.
18295 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
18297 * config/i386/i386.h (TARGET_SAHF): New define.
18298 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
18299 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
18300 (x86_sahf): New global variable.
18301 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
18302 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
18303 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
18304 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
18306 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
18307 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
18308 when expanding fcomi/sahf based tests.
18309 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
18310 expanding sahf based alternative. Emit sahf based sequence when
18311 optimizing for code size.
18312 * config/i386/i386.md (x86_sahf_1): Do not disable for
18313 TARGET_64BIT, enable for TARGET_SAHF.
18315 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
18317 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
18318 spurious whitespace from error message.
18320 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
18323 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
18325 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
18327 * c-decl.c (grokdeclarator): Disable warnings for anonymous
18329 * tree-sra.c (instantiate_element): Propagate disabled warnings
18330 from the element itself to the created variable.
18332 2007-03-07 Richard Henderson <rth@redhat.com>
18335 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
18336 silently fix up the stack in the case of a missing register.
18338 2007-03-07 Paul Brook <paul@codesourcery.com>
18340 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
18342 2007-03-07 Joseph Myers <joseph@codesourcery.com>
18344 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
18346 (phase1_vrs): Use them.
18347 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
18348 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
18349 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
18350 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
18351 __gnu_Unwind_Restore_WMMXC if required.
18352 (_Unwind_VRS_Pop): Implement iWMMXt support.
18353 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
18354 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
18355 gnu_Unwind_Save_WMMXC): Define.
18357 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18359 * config/vxworks.h (vxworks_override_options): Declare.
18360 (VXWORKS_OVERRIDE_OPTIONS): Use it.
18361 * config/vxworks.c: Include target.h and toplev.h.
18362 (vxworks_override_options): New function.
18363 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
18365 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
18367 * config/s390/s390.c (override_options): Don't emit an error when
18368 -mstack-size is used without providing -mstack-guard.
18369 (s390_emit_prologue): Choose stack_guard value automatically if not
18370 provided via command line.
18371 * doc/invoke.texi: Adjust description of -mstack-guard and
18374 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18376 * config/i386/i386.c (output_set_got): Add a GOT initialization
18377 sequence for VxWorks PIC.
18378 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
18379 around labels as well as symbols. Use gotoff_operand instead
18380 of local_symbolic_operand.
18381 (legitimize_pic_address): Use gotoff_operand instead of
18382 local_symbolic_operand. Use @GOT accesses for labels as
18384 (ix86_output_addr_diff_elt): Use PC-relative rather than
18385 GP-relative offsets for VxWorks PIC.
18386 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
18387 no_new_pseudos. Check whether the returned register is op0.
18388 * config/i386/i386.md (tablejump): Use PC-relative rather than
18389 GP-relative offsets for VxWorks PIC.
18390 * config/i386/predicates.md (gotoff_operand): New predicate.
18392 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18394 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
18396 * config/vxworks-dummy.h: New file.
18397 * config/i386/i386.h: Include it.
18399 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
18401 * dwarf2out.c (is_inlined_entry_point): New
18402 (add_high_low_attributes): Emit DW_AT_entry_pc along with
18403 DW_AT_ranges if the first subblock is the entry point.
18405 2007-03-06 David Daney <ddaney@avtrex.com>
18407 * doc/install.texi (mips-*-*): Change recommended binutils
18410 2007-03-06 Anatoly Sokolov <aesok@post.ru>
18412 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
18413 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
18415 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18416 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18418 2007-03-06 Jan Hubicka <jh@suse.cz>
18420 * errors.h (warning, error, fatal, internal_error): Mark as cold.
18421 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
18423 (probably_cold_bb_p): Cold functions are cold.
18424 (probably_never_executed_bb_p): Cold functions are cold.
18425 (tree_bb_level_predictions): Predict calls to cold functions as not
18427 (compute_function_frequency): Check hot/cold attributes.
18428 * function.h (function_frequency): Update comments.
18429 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
18430 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
18431 (c_common_att): Add cold and hot.
18433 * doc/extend.texi (hot,cold attributes): Document.
18435 2007-03-06 Andrew Haley <aph@redhat.com>
18437 * function.c (expand_function_end): Move blockage to just after we
18438 emit the label for the naked return from the function.
18440 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18442 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
18445 2007-03-06 Jan Hubicka <jh@suse.cz>
18447 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
18448 loaded for constant large models. Non-large 64bit PIC can do.
18449 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
18450 * cmodel.h: Add LARGE PIC.
18451 * i386.md (UNSPEC_PLTOFF): New.
18452 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
18454 (*call_1_rex64): Disable for large models.
18455 (*call_1_rex64_large): New.
18456 (*call_value_1_rex64): Disable for large models.
18457 (*call_value_1_rex64_large): New.
18458 (set_rip_rex4): New.
18459 (set_got_offset_rex64): New.
18460 * predicates.md (constant_call_address_operand): For large model
18461 constant calls are not possible.
18462 * i386-protos.h (construct_plt_address): Declare.
18463 * i386.c (override_options): Accept large models.
18464 (ix86_expand_prologue): Expand large PIC GOT pointer load.
18465 (legitimate_constant_p): Add new UNSPECs.
18466 (legitimate_pic_operand_p): Likewise.
18467 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
18468 (legitimize_pic_address): Do easy RIP relative way for TLS only for
18470 (output_pic_addr_const): Add PLTOFF.
18471 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
18472 (ix86_expand_move): Legitimize pic address when in PIC mode.
18473 (construct_plt_address): New function.
18474 (ix86_expand_call): Offload the address to register and use GOT
18475 pointer for large model.
18476 * invoke.texi (mcmodel=large): Update documentation.
18478 2007-03-06 Richard Henderson <rth@redhat.com>
18480 * config/i386/i386.c (x86_use_leave, x86_push_memory,
18481 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
18482 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
18483 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
18484 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
18485 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
18486 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
18487 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
18488 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
18489 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
18490 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18491 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
18492 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18493 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18494 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
18495 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
18496 x86_schedule, x86_use_bt, x86_pad_returns,
18497 x86_use_xchgb): Merge into ...
18498 (ix86_tune_features): ... here. New array.
18499 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18500 x86_bswap): Merge into ...
18501 (ix86_arch_features): ... here. New array.
18502 (x86_3dnow_a): Remove.
18503 (x86_accumulate_outgoing_args): Make static.
18504 (x86_arch_always_fancy_math_387): Make static.
18505 (ix86_tune_mask, ix86_arch_mask): Move ...
18506 (override_options): ... to local variables here. Apply the
18507 appropriate mask to each element of ix86_arch_features and
18508 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
18509 as were done in the old macros.
18510 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
18511 * config/i386/i386.h (x86_use_leave, x86_push_memory,
18512 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
18513 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
18514 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
18515 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
18516 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
18517 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
18518 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
18519 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
18520 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
18521 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18522 x86_accumulate_outgoing_args, x86_prologue_using_move,
18523 x86_epilogue_using_move, x86_decompose_lea,
18524 x86_arch_always_fancy_math_387, x86_shift1,
18525 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18526 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18527 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
18528 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18529 x86_use_incdec, x86_pad_returns, x86_bswap,
18530 x86_partial_flag_reg_stall): Remove.
18531 (enum ix86_tune_indices): New.
18532 (ix86_tune_features): New.
18533 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
18534 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
18535 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
18536 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
18537 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
18538 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
18539 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
18540 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
18541 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
18542 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
18543 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
18544 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
18545 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
18546 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
18547 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
18548 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
18549 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
18550 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
18551 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
18552 TARGET_EXT_80387_CONSTANTS): Use it.
18553 (enum ix86_arch_indices): New.
18554 (ix86_arch_features): New.
18555 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
18556 TARGET_BSWAP): Use it.
18557 (ix86_tune_mask, ix86_arch_mask): Remove.
18559 2007-03-06 Joseph Myers <joseph@codesourcery.com>
18562 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
18563 Define using $${sysroot_headers_suffix}.
18564 * configure: Regenerate.
18565 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
18566 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
18568 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
18569 * gcc.c (print_sysroot_headers_suffix): New.
18570 (option_map): Include --print-sysroot-headers-suffix.
18571 (display_help): Mention -print-sysroot-headers-suffix.
18572 (process_command): Handle -print-sysroot-headers-suffix.
18573 (do_spec_1): Append multilib directory to include-fixed path if
18574 sysroot suffixes in use.
18575 (main): Handle -print-sysroot-headers-suffix.
18576 * Makefile.in (start.encap): Don't depend on xlimits.h
18577 (xlimits.h): Remove.
18578 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
18579 limits.h for each multilib in fixinc_list.
18580 (fixinc_list, s-fixinc_list): New.
18581 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
18582 generate them for each multilib in fixinc_list.
18583 (stmp-fixproto): Use include-fixed. Run fixproto for each
18584 multilib in fixinc_list.
18585 (mostlyclean): Don't remove xlimits.h.
18586 (clean): Remove include-fixed.
18587 (real-install-headers-tar, real-install-headers-cpio,
18588 real-install-headers-cp): Don't copy include, only include-fixed.
18589 (install-mkheaders): Depend on fixinc_list. Don't depend on
18590 xlimits.h. Save limits.h files for each multilib in fixinc_list.
18591 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
18592 SYSTEM_HEADER_DIR setting in mkheaders.conf.
18594 2007-03-06 Jan Hubicka <jh@suse.cz>
18596 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
18599 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18601 * configure.ac: Allow tm_file to contain build-directory files.
18602 * configure: Regenerate.
18603 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
18604 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
18605 * config/m68k/print-sysroot-suffix.sh: New file.
18607 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18609 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
18610 of pic_offset_table_rtx if reload_completed.
18611 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
18612 PIC_OFFSET_TABLE_REGNUM.
18613 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
18615 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
18616 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
18618 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18620 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18621 functions that call eh_return.
18623 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18625 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18626 functions that need a constant pool.
18628 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18631 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
18632 (m68k_preferred_reload_class): Likewise.
18633 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
18634 (SECONDARY_RELOAD_CLASS): Define.
18635 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
18636 (LIMIT_RELOAD_CLASS): Delete.
18637 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
18638 registers from storing bytes.
18639 (m68k_secondary_reload_class): New function.
18640 (m68k_preferred_reload_class): Likewise.
18642 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18644 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
18646 (m68k_expand_prologue): Likewise.
18648 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18650 * config/m68k/m68k-protos.h (output_sibcall): Declare.
18651 (mips_expand_epilogue): Add a bool parameter.
18652 (m68k_legitimize_sibcall_address): Declare.
18653 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
18654 (m68k_expand_epilogue): Add a parameter to select between sibling
18655 and normal epilogues. Only generate a return for the latter.
18656 (m68k_ok_for_sibcall_p): New function.
18657 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
18658 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
18659 (sibcall_value, *sibcall_value): Likewise.
18660 (*call, *call_value): Require !SIBLING_CALL_P.
18661 (epilogue): Update call to m68k_expand_epilogue.
18662 (sibcall_epilogue): New pattern.
18663 * config/m68k/predicates.md (const_call_operand): Say that this
18664 predicate applies to sibling calls too.
18665 (sibcall_operand): New predicate.
18667 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18669 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
18670 alternatives as movsi_cf.
18671 (movsf_cf_hard): Add commentary.
18673 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
18674 Richard Sandiford <richard@codesourcery.com>
18676 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
18677 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
18678 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
18679 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
18680 as being live on exit from an interrupt function.
18681 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
18682 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
18683 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
18684 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
18685 (m68k_interrupt_function_p): Globalize.
18686 (m68k_compute_frame_layout): Remove reverse mask code.
18687 (m68k_emit_movem, m68k_set_frame_related): New functions.
18688 (m68k_output_function_prologue): Delete in favor of...
18689 (m68k_expand_prologue): ...this new function.
18690 (m68k_output_function_epilogue): Delete in favor of...
18691 (m68k_expand_epilogue): ...this new function.
18692 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
18694 (print_operand): Handle %?.
18695 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
18696 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
18697 (prologue, epilogue): New patterns.
18698 (return): Turn into a define_expand.
18699 (*return): New pattern, derived from old "return" pattern. Use rte
18700 rather than rts for interrupt functions. Only use rtd if the pop
18702 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
18703 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
18704 (link, *link, unlink, *unlink, load_got): Likewise.
18706 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18710 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
18711 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
18712 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
18713 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
18714 and m68k_matches_u_p.
18715 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
18716 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
18717 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
18718 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
18719 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
18720 (REG_STRICT_P): New macro.
18721 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
18722 PCREL_GENERAL_OPERAND_OK.
18723 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
18724 m68k_legitimate_base_reg_p.
18725 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
18726 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
18727 (PIC_CASE_VECTOR_ADDRESS): Update comment.
18728 * config/m68k/m68k.c (m68k_address): New structure.
18729 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
18730 (m68k_decompose_index, m68k_legitimate_constant_address_p)
18731 (m68k_jump_table_ref_p, m68k_decompose_address)
18732 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
18733 (m68k_matches_u_p): New functions.
18734 (print_operand_address): Rewrite to use m68k_decompose_index.
18736 2007-03-05 David Taylor <dtaylor@emc.com>
18738 * gcc.c: Correct copyright date in --version output.
18740 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18742 * pa.md: In unamed move patterns, disparge copies between general
18743 and floating point registers using '?' modifier. Don't include 'f'
18744 constraint for register preferences in DImode, SImode, HImode and
18745 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
18746 Remove constraints for copies between general and floating registers
18747 in soft-float DFmode pattern.
18748 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
18752 2007-03-05 Mike Stump <mrs@apple.com>
18754 * c-common.c (targetcm): Add.
18755 * c-opts.c (c_common_handle_option): Handle language specific
18757 * opts.c (handle_option): Verify language for target options, if
18759 * opth-gen.awk: Add CL_LANG_ALL.
18760 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
18761 (TARGETCM_INITIALIZER): Add.
18762 * target.h (struct gcc_targetcm): Add.
18764 * targhooks.c (default_handle_c_option): Add.
18765 * targhooks.h (default_handle_c_option): Add.
18766 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
18768 * config/darwin.opt (iframework): Add.
18769 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
18770 * config/darwin-c.c (handle_c_option): Add.
18771 (TARGET_HANDLE_C_OPTION): Add.
18773 * doc/invoke.texi (Darwin Options): Add -iframework.
18775 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18777 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
18780 2007-03-05 Ian Lance Taylor <iant@google.com>
18782 * c.opt (fgnu89-inline): New option.
18783 * c-opts.c (c_common_post_options): Set default value for
18785 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
18786 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
18788 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
18789 (grokdeclarator, start_function): Likewise.
18790 * c-cppbuiltin.c (c_cpp_builtins): Define either
18791 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
18792 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
18793 (C Dialect Options): Document -fgnu89-inline.
18794 * doc/extend.texi (Function Attributes): Explain what the
18795 gnu_inline attribute does.
18796 * doc/cpp.texi (Common Predefined Macros): Document
18797 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18799 2007-03-05 Ian Lance Taylor <iant@google.com>
18801 PR tree-optimization/31034
18802 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
18803 half-range if the other side is an overflow infinity.
18805 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18807 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
18808 (bfin*-linux-uclibc*): New configuration.
18809 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
18811 * config/bfin/linux.h: New file.
18812 * config/bfin/libgcc-bfin.ver: New file.
18813 * config/bfin/t-bfin-uclinux: New file.
18814 * config/bfin/t-bfin-linux: New file.
18815 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
18816 (TARGET_OS_CPP_BUILTINS): New macro.
18818 2007-03-05 Richard Guenther <rguenther@suse.de>
18820 * fold-const.c (fold_binary): Remove duplicate folding
18821 of comparison of non-null ADDR_EXPR against null.
18823 2007-03-05 Richard Guenther <rguenther@suse.de>
18824 Dorit Nuzman <dorit@il.ibm.com>
18826 PR tree-optimization/26420
18827 * tree-vectorizer.c (vectorize_loops): Bail out early if there
18828 are no loops in the function. Only print the number of
18829 vectorized loops if it is greater than zero or we are supposed
18830 to print information about unvectorized loops.
18832 2007-03-05 Revital Eres <eres@il.ibm.com>
18834 * gcc.dg/var-expand1.c: New test.
18835 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
18836 when an accumulator is expanded.
18838 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18841 * c-common.c (convert_and_check): Don't give warnings for
18842 conversion if 'expr' already overflowed.
18844 2007-03-04 Roger Sayle <roger@eyesopen.com>
18846 PR middle-end/30744
18847 * fold-const.c (fold_comparison): Enforce type consistency when
18848 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
18850 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
18852 * tree-ssa-address.c (create_mem_ref): Do not put an expression
18853 containing a cast to the base of TARGET_MEM_REF.
18855 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
18857 * tree.c (tree_contains_struct_check_failed): Remove spurious
18858 whitespace from error message.
18860 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
18863 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
18864 instead of precision.
18866 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
18867 Nathan Sidwell <nathan@codesourcery.com>
18869 * emit-rtl.c (find_auto_inc): New.
18870 (try_split): recreate REG_INC notes,
18871 Use regular for loops rather than whiles.
18873 2007-03-03 Andreas Schwab <schwab@suse.de>
18875 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
18876 * configure: Regenerate.
18878 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18880 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
18881 flag_rounding_math, not flag_unsafe_math_optimizations.
18883 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
18885 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
18886 alpha_fold_vector_minmax): Likewise.
18887 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
18888 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
18890 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18892 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
18893 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
18894 if the lhs has side-effects.
18895 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
18897 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18899 * config/i386/i386.h (TUNEMASK): Remove define.
18900 (ARCHMASK): Remove define.
18901 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
18902 Use ix86_arch_mask variable instead of ARCHMASK.
18903 * config/i386/i386.c (override_options): Ditto.
18904 (standard_80387_constant_p): Ditto.
18906 2007-03-02 Ian Lance Taylor <iant@google.com>
18908 Used signed infinities in VRP.
18909 * tree-vrp.c (uses_overflow_infinity): New static function.
18910 (supports_overflow_infinity): New static function.
18911 (make_overflow_infinity): New static function.
18912 (negative_overflow_infinity): New static function.
18913 (positive_overflow_infinity): New static function.
18914 (is_negative_overflow_infinity): New static function.
18915 (is_positive_overflow_infinity): New static function.
18916 (is_overflow_infinity): New static function.
18917 (overflow_infinity_range_p): New static function.
18918 (compare_values_warnv): New function split out of compare_values.
18919 (compare_value): Call it.
18920 (set_value_range_to_nonnegative): Add overflow_infinity
18921 parameter. Change caller.
18922 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
18924 (vrp_expr_computes_nonzero): Likewise.
18925 (compare_ranges, compare_range_with_value): Likewise.
18926 (compare_name_with_value, compare_names): Likewise.
18927 (vrp_evaluate_conditional): Likewise.
18928 (set_value_range): Handle infinity
18929 (vrp_operand_equal_p, operand_less_p): Likewise.
18930 (extract_range_from_assert): Likewise.
18931 (vrp_int_const_binop): Likewise.
18932 (extract_range_from_binary_expr): Likewise.
18933 (extract_range_from_unary_expr): Likewise.
18934 (extract_range_from_comparison): Likewise.
18935 (extract_range_from_expr): Likewise.
18936 (dump_value_range): Likewise.
18937 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
18938 (test_for_singularity): Likewise.
18939 (vrp_int_const_binop): Remove inline qualifier.
18940 (adjust_range_with_scev): Add comment.
18941 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18943 2007-03-02 Diego Novillo <dnovillo@redhat.com>
18945 * tree-ssa-structalias.c (could_have_pointers): Tidy.
18946 (get_constraint_for): Likewise.
18947 (do_structure_copy): Likewise.
18948 (find_func_aliases): Fix references to MODIFY_EXPR.
18949 (intra_create_variable_infos): Tidy.
18950 * tree-ssa-operands.c (add_virtual_operand): Add argument
18952 When adding members of alias sets, if IS_CALL_SITE is true and
18953 the symbol is not call-clobbered, skip it.
18954 Adjust all callers.
18956 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18958 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
18959 entry by means of emit_insn_at_entry.
18961 2007-03-02 Richard Henderson <rth@redhat.com>
18963 * expr.h (promoted_input_arg): Remove decl.
18964 * function.c (promoted_input_arg): Merge into ...
18965 * combine.c (setup_incoming_promotions): ... only caller.
18966 Rearrange to avoid double loop.
18968 2007-03-02 Ben Elliston <bje@au.ibm.com>
18969 Peter Bergner <bergner@vnet.ibm.com>
18970 Janis Johnson <janis187@us.ibm.com>
18972 * config/rs6000/dfp.md: New file.
18973 * config/rs6000/rs6000.md: Include dfp.md.
18974 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
18975 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
18976 and TDmode decimal float modes in FP registers.
18977 (num_insns_constant): Likewise.
18978 (rs6000_legitimate_offset_address_p): Likewise.
18979 (rs6000_legitimize_address): Likewise.
18980 (rs6000_legitimize_reload_address): Likewise.
18981 (rs6000_legitimate_address): Likewise.
18982 (rs6000_emit_move): Likewise.
18983 (function_arg_boundary): Likewise.
18984 (function_arg_advance): Likewise.
18985 (rs6000_darwin64_record_arg_recurse): Likewise.
18986 (function_arg): Likewise.
18987 (rs6000_gimplify_va_arg): Likewise.
18988 (rs6000_split_multireg_move): Likewise.
18989 (rs6000_output_function_epilogue): Likewise.
18990 (rs6000_output_function_epilogue): Likewise.
18991 (rs6000_register_move_cost): Likewise.
18992 (rs6000_function_value): Likewise.
18993 (rs6000_libcall_value): Likewise.
18995 2007-03-02 Richard Sandiford <richard@codesourcery.com>
18997 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
18999 2007-03-02 Richard Sandiford <richard@codesourcery.com>
19001 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
19002 Use $MULTIDIR to choose between the kernel and RTP headers,
19003 and use $WIND_BASE and $WIND_USR to locate them.
19005 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19007 * config/i386/i386.c (override_options): Put initialization of
19008 ix86_tune_mask and ix86_arch_mask to the correct place.
19010 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
19011 Michael Meissner <michael.meissner@amd.com>
19014 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
19015 (ARCHMASK): Define.
19016 (TARGET_CMOVE): Use ARCHMASK.
19017 (TARGET_CMPXCHG): Ditto.
19018 (TARGET_CMPXCHG8B): Ditto.
19019 (TARGET_XADD): Ditto.
19020 (TARGET_BSWAP): Ditto.
19021 * config/i386/i386.c (ix86_tune_mask): New global variable.
19022 (ix86_arch_mask): Ditto.
19023 (override_options): Initialize ix86_tune_mask and
19024 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
19027 2007-03-02 Ben Elliston <bje@au.ibm.com>
19030 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
19032 2007-03-02 Joseph Myers <joseph@codesourcery.com>
19034 * target.h (init_dwarf_reg_sizes_extra): New target hook.
19035 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
19036 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
19037 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
19039 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
19040 rs6000_init_dwarf_reg_sizes_extra): New.
19041 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
19042 SPE register high parts.
19044 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
19046 * Makefile.in: Add install-pdf target as
19047 copied from automake v1.10 rules.
19048 * configure.ac: Add install-pdf to target list.
19049 * configure: Regenerate.
19051 2007-03-01 Paul Brook <paul@codesourcery.com>
19053 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
19054 modes to LDRD for DImode.
19055 (output_move_double): Fixup out of range ldrd/strd.
19056 (vfp_secondary_reload_class): Rename...
19057 (coproc_secondary_reload_class): ... to this. Add wb argument.
19058 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
19059 coproc_secondary_reload_class for CLASS_IWMMXT.
19060 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
19061 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
19063 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
19065 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
19066 unroll factor by the estimated number of iterations.
19067 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
19068 than prefetch latency.
19070 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
19071 decode_caches_intel, detect_caches_intel): New functions.
19072 (host_detect_local_cpu): Use detect_caches_amd and
19073 detect_caches_intel.
19075 2007-03-01 Richard Henderson <rth@redhat.com>
19077 * expr.c (emit_move_complex_push): Export.
19078 (emit_move_complex_parts): Split out from ...
19079 (emit_move_complex): ... here.
19080 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
19081 * config/i386/i386.md (movcdi): New.
19083 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
19085 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
19086 size of mode1 to check for tieable modes in MMX case.
19088 2007-03-01 Richard Sandiford <richard@codesourcery.com>
19090 * Makefile.in (rtlanal.o): Depend on tree.h.
19091 * rtl.h (offset_within_section_p, split_const): Declare.
19092 * rtlanal.c: Include tree.h.
19093 (offset_within_block_p): New function, taken from
19094 mips_offset_within_object_p.
19095 (split_const): New function, taken from mips_split_const.
19096 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
19098 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
19099 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
19100 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
19101 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
19102 (m68k_illegitimate_symbolic_constant_p): New function.
19103 * config/m68k/m68k.md (movsi): Remove misleading predicates.
19104 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
19105 symbolic constant that might be outside the symbol's section,
19106 move the symbol first and then add the offset.
19107 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
19109 * config/mips/mips.c (mips_split_const): Delete.
19110 (mips_offset_within_object_p): Delete.
19111 (mips_symbolic_constant_p): Use offset_within_section_p and
19112 split_const instead of mips_offset_within_object_p and
19114 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
19115 (mips_legitimize_const_move, print_operand_reloc)
19116 (mips_dangerous_for_la25_p): Use split_const instead of
19119 2007-02-28 Eric Christopher <echristo@apple.com>
19121 * Makefile.in (install-include-dir): Don't rm -rf include.
19123 2007-02-28 Richard Guenther <rguenther@suse.de>
19125 PR middle-end/30364
19126 * fold-const.c (fold_binary): Do not associate expressions
19127 with more than one variable for integer types that do not wrap.
19129 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
19131 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
19132 Delete, and replace with...
19133 (fold_builtin_call_array): This. Update callers to use it.
19134 * fold-const.c (fold_build_call_list): Delete, and replace with...
19135 (fold_build_call_array): This.
19136 (fold_build_call_list_initializer): Delete, and replace with...
19137 (fold_build_call_array_initializer): This.
19138 * tree.h: Update declarations to reflect above changes.
19140 * c-typeck.c (build_function_call): Store converted arguments
19141 in a stack-allocated array instead of building a list.
19142 (convert_arguments): Store arguments in the array passed in as an
19143 argument, and return the actual number of arguments.
19144 * c-format.c: (check_function_format): Pass arguments in an
19145 array instead of a list.
19146 * c-common.c (check_function_nonnull): Likewise.
19147 (check_function_sentinel): Likewise.
19148 (check_function_arguments): Likewise.
19149 * c-common.h: Update declarations to reflect above changes.
19151 2007-02-28 Jan Hubicka <jh@suse.cz>
19153 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
19154 PRED_NEGATIVE_RETURN): Update outcomes.
19156 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
19158 * calls.c (emit_library_call_value_1): Handle partial registers
19159 correctly when building up CALL_INSN_FUNCTION_USAGE.
19161 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19163 * pa/predicates.md (move_src_operand): Allow zero for mode.
19164 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
19167 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
19170 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
19171 *movv2df_internal): Enable pattern only for valid operand
19173 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
19174 tie only 128bit modes. For MMX registers, tie only 64bit modes.
19176 2007-02-27 Mike Stump <mrs@apple.com>
19178 * config/darwin-crt3.c: Avoid compilation when compiling for a
19181 2007-02-27 Joseph Myers <joseph@codesourcery.com>
19183 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
19185 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
19186 for fixed headers and limits.h.
19187 (install-include-dir, install-headers-tar, install-headers-cpio,
19188 install-headers-cp, real-install-headers-tar,
19189 real-install-headers-cpio, real-install-headers-cp): Handle
19190 include-fixed as well as include.
19191 (install-mkheaders): Don't install files that go only in include
19193 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
19194 from GCC_INCLUDE_DIR.
19195 * gcc.c (process_command): Remove special -BstageN/ handling.
19196 (do_spec_1): Add include-fixed directories.
19198 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19200 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
19202 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
19204 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
19207 2007-02-27 Mark Mitchell <mark@codesourcery.com>
19209 * c-common.c (get_priority): Add check for
19210 SUPPORTS_INIT_PRIORITY.
19212 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19214 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
19216 * config/bfin/bfin.c: Include "cfglayout.h".
19217 (MAX_LSETUP_DISTANCE): New macro.
19218 (struct loop_info): New members incoming, incoming_src and
19219 incoming_dest. Delete member predecessor.
19220 (length_for_loop): New function.
19221 (bfin_optimize_loop): Handle more different loop structures.
19222 (bfin_discover_loop): Rework detection of predecessor blocks by
19223 examining incoming edges.
19224 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
19226 (bfin_reorder_loops): New function.
19227 (bfin_reorg_loops): Use these three new functions.
19229 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
19230 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
19231 (CONSTRAINT_LEN): Add entry for 'q'.
19232 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
19233 Add 'q' constraints.
19234 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
19235 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
19237 * config/bfin/bfin.md (add_with_carry): New pattern.
19238 (s_or_u, su_optab, su_modifier): New code macros/attrs.
19239 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
19240 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
19241 support unsigned multiplies too. Removed incorrect commutativity from
19242 operand 1 constraint where appropriate.
19243 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
19245 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
19246 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
19248 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
19249 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
19250 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
19251 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
19252 usmulhisi_hh_huh): New patterns.
19254 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
19255 lshifthi3): Fix output template to use half reg for operand 2.
19257 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
19260 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
19262 2007-02-27 Andreas Schwab <schwab@suse.de>
19264 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
19266 2007-02-27 Jan Hubicka <jh@suse.cz>
19268 * predict.c (last_basic_block_p): Remove.
19269 (tree_estimate_probability): Update return heuristic for commonized
19272 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19274 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
19276 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19278 * doc/include/gcc-common.texi (versionsubtitle): New macro.
19279 * doc/cpp.texi: Standardize title page.
19280 * doc/cppinternals.texi: Likewise.
19281 * doc/gcc.texi: Standardize title page, remove version number
19282 from copyright page.
19283 * doc/gccint.texi: Likewise.
19284 * doc/install.texi: Standardize title page, add table of
19287 2007-02-26 Jan Hubicka <jh@suse.cz>
19289 * predict.def: Set outcomes according to more recent results.
19290 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
19291 Remove dead predictors.
19292 * predict.c (return_prediction): Fix pasto.
19294 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19296 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
19297 change; avoid a memory leak when returning early.
19299 2007-02-26 Mark Mitchell <mark@codesourcery.com>
19301 * c-decl.c (static_ctors): Move to c-common.c.
19302 (static_dtors): Likewise.
19303 (finish_function): Use c_record_cdtor_fn.
19304 (build_cdtor): Move to c-common.c.
19305 (c_write_global_declarations): Use c_build_cdtor_fns.
19306 * c-common.h (static_ctors): Declare.
19307 (static_dtors): Likewise.
19308 (c_record_cdtor_fn): Likewise.
19309 (c_build_cdtor_fns): Likewise.
19310 * c-common.c (static_ctors): New variable.
19311 (static_dtors): Likewise.
19312 (c_record_cdtor_fn): New function.
19313 (build_cdtor): Move from c-decl.c
19314 (c_build_cdtor_fns): New function.
19316 * output.h (assemble_addr_to_section): Declare.
19317 (get_cdtor_priority_section): Likewise.
19318 * varasm.c (assemble_addr_to_section): New function.
19319 (get_cdtor_priority_section): Likewise.
19320 (default_named_section_asm_out_destructor): Use them.
19321 (destor_dtor_section_asm_out_destructor): Likewise.
19322 (default_named_section_asm_out_constructor): Likewise.
19323 (default_ctor_section_asm_out_constructor): Likewise.
19324 * config.gcc (*-*-vxworks*): Include vxworks.o.
19325 * config/t-vxworks (vxworks.o): New target.
19326 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
19327 (TARGET_ASM_CONSTRUCTOR): Define.
19328 (TARGET_ASM_DESTRUCTOR): Likewise.
19329 (vxworks_asm_out_constructor): Declare.
19330 (vxworks_asm_out_destructor): Likewise.
19332 * c-common.c (get_priority): Check that we have not just an
19333 INTEGER_CST, but an integer constant with integeral type.
19335 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
19337 PR tree-optimization/30938
19338 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
19339 use &dt[nargs-1] instead of &dt[nargs] in the call to
19340 vect_is_simple_use().
19342 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
19344 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
19345 from register elimination as PRE_MODIFY / POST_MODIFY increments.
19346 Do not attempt to handle MEM inside auto-inc expressions.
19347 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
19348 of a register modified by an auto-inc expression. However, do handle
19349 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
19350 (elimination_effects): Prohibit elimination of a register modified
19351 by an auto-inc expression. Disable register elimination rules whose
19352 target register is modified by an auto-inc expression with variable
19355 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
19357 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
19359 (array_at_struct_end_p): New function.
19360 (idx_infer_loop_bounds): Use it.
19361 (estimate_numbers_of_iterations_loop): Export.
19362 * predict.c (predict_loops): Use estimated_loop_iterations_int.
19363 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
19364 (tree_estimate_probability): Call record_loop_exits.
19365 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
19366 (estimated_loop_iterations, estimated_loop_iterations_int,
19367 estimated_loop_iterations_tree): New functions.
19368 (analyze_siv_subscript_cst_affine,
19369 compute_overlap_steps_for_affine_1_2,
19370 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
19371 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
19372 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
19373 (PRED_LOOP_ITERATIONS_GUESSED): New.
19374 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
19375 * cfgloop.h (estimate_numbers_of_iterations_loop,
19376 estimated_loop_iterations_int): Declare.
19378 2007-02-25 Mark Mitchell <mark@codesourcery.com>
19380 * doc/extend.texi: Document optional priority argument to
19381 constructors and destructors.
19382 * tree.c (init_priority_for_decl): Adjust GTY markers.
19383 (init_ttree): Use priority-info hash functions for
19384 init_priority_for_decl.
19385 (tree_map_eq): Rename to ...
19386 (tree_map_base_eq): ... this.
19387 (tree_map_marked_p): Rename to ...
19388 (tree_map_base_marked_p): ... this.
19389 (tree_map_base_hash): New function.
19390 (decl_init_priority_lookup): Rework.
19391 (decl_fini_priority_lookup): New function.
19392 (decl_priority_info): New function.
19393 (decl_init_priority_insert): Use it.
19394 (decl_fini_priority_insert): Likewise.
19395 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
19397 (decl_restrict_base_insert): Likewise.
19398 (decl_debug_expr_insert): Likewise.
19399 (decl_value_expr_lookup): Likewise.
19400 (decl_value_expr_insert): Likewise.
19401 * tree.h (priority_type): New type.
19402 (decl_init_priority_lookup): Use priority_type.
19403 (decl_fini_priority_lookup): New function.
19404 (decl_init_priority_insert): Use priority_type.
19405 (decl_fini_priority_insert): New function.
19406 (DECL_HAS_INIT_PRIORITY): Tweak comments.
19407 (DECL_INIT_PRIORITY): Likewise.
19408 (SET_DECL_INIT_PRIORITY): Add comment.
19409 (DECL_FINI_PRIORITY): New macro.
19410 (SET_DECL_FINI_PRIORITY): Likewise.
19411 (DEFAULT_INIT_PRIORITY): Document.
19412 (MAX_INIT_PRIORITY): Likewise.
19413 (MAX_RESERVED_INIT_PRIORITY): Likewise.
19414 (tree_map_base): New type.
19415 (tree_map_base_eq): New function.
19416 (tree_map_base_hash): Likewise.
19417 (tree_map_base_marked_p): Likewise.
19418 (tree_map): Inherit from tree_map_base.
19419 (tree_map_eq): Make it a macro.
19420 (tree_map_marked_p): Likewise.
19421 (tree_int_map): Inherit from tree_map_base.
19422 (tree_int_map_eq): Make it a macro.
19423 (tree_int_map_hash): Likewise.
19424 (tree_int_map_marked_p): Likewise.
19425 (tree_priority_map): New type.
19426 (tree_priority_map_eq): New macro.
19427 (tree_priority_map_hash): Likewise.
19428 (tree_priority_map_marked_p): Likewise.
19429 * varasm.c (emults_decl): Adjust for refactoring of tree_map
19431 (emutls_common_1): Likewise.
19432 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
19433 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
19434 of tree_map hierarchy.
19435 * tree-cfg.c (move_stmt_r): Likewise.
19436 (new_label_mapper): Likewise.
19437 * c-tree.h (c_expand_body): Move to ...
19438 * c-common.h (c_expand_body): ... here.
19439 * c-decl.c (c_expand_body): Move to ...
19440 * c-common.c (c_expand_body): ... here.
19441 (c_common_attribute_table): Allow 1 argument for the constructor
19442 and destructor attributes.
19443 (get_priority): New function.
19444 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
19445 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
19447 2007-02-24 Jan Hubicka <jh@suse.cz>
19449 PR middle-end/30509
19450 * tree-inline.c (copy_bb): Produce exact copy of EH info when
19451 copying for inlining.
19453 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19454 Jan Hubicka <jh@suse.cz>
19457 * i386.c (counter_mode): New function.
19458 (expand_set_or_movmem_via_loop): Use it.
19459 (expand_movmem_epilogue): Likewise; fix pasto.
19460 (ix86_expand_movmem): Do emit guard even for constant counts.
19461 (ix86_expand_setmem): Likewise.
19463 2007-02-25 Nick Clifton <nickc@redhat.com>
19465 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
19466 (JUMP_TABLES_IN_TEXT_SECTION): Define.
19468 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19471 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
19472 count argument with 0x10, not with 0x16.
19473 (expand_setmem_epilogue): Ditto.
19475 2007-02-24 Mike Stump <mrs@apple.com>
19477 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
19480 2007-02-24 Richard Guenther <rguenther@suse.de>
19482 PR middle-end/30951
19483 * fold-const.c (fold_binary): Fold x +- CST op x for
19484 EQ_EXPR and NE_EXPR.
19486 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19488 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
19490 2007-02-24 Jan Hubicka <jh@suse.cz>
19492 * cgraphunit.c (decide_is_function_needed): Honor
19493 -fkeep-inline-functions.
19495 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19497 * builtins.c (fold_builtin_modf): New.
19498 (fold_builtin_2): Use it.
19500 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
19502 * loop-iv.c (implies_p): Detect additional cases where A implies B.
19503 (determine_max_iter): Take additional LOOP arg; all callers changed.
19504 Lose broken logic dealing with PLUS. Try to limit the upper bound by
19505 one using simplifications.
19506 (simplify_using_initial_values): Return if the expression becomes
19507 invalid due to altered regs.
19509 2007-02-23 DJ Delorie <dj@redhat.com>
19511 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
19513 2007-02-23 Mike Stump <mrs@apple.com>
19515 * tlink.c (scan_linker_output): Parse linker messages from
19516 darwin9's linker better.
19518 2007-02-23 Steve Ellcey <sje@cup.hp.com>
19521 * varpool.c (varpool_assemble_pending_decls): Set
19522 varpool_last_needed_node to null.
19524 2007-02-23 DJ Delorie <dj@redhat.com>
19526 * config/i386/i386.c (ix86_data_alignment): Don't specify an
19527 alignment bigger than the object file can handle.
19529 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
19532 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
19533 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
19534 (*movsf_1): Penalize MMX moves.
19536 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
19538 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
19539 2^32-1 or more times unless flag_unsafe_loop_optimizations.
19541 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
19543 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19545 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
19546 (fold_builtin_1): Use them.
19547 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19548 BUILT_IN_SIGNIFICAND.
19550 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
19552 * config/i386/i386.c (bdesc_1arg): Initialize
19553 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
19554 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
19555 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
19556 and IX86_BUILTIN_MOVSLDUP.
19558 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
19560 PR rtl-optimization/30841
19561 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
19563 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19565 * builtins.c (fold_builtin_frexp): New.
19566 (fold_builtin_2): Use it.
19568 2007-02-22 Mark Mitchell <mark@codesourcery.com>
19570 * doc/invoke.texi (Spec Files): Document getenv spec function.
19572 * gcc.c (getenv_spec_function): New function.
19573 (static_spec_functions): Add it.
19574 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
19575 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
19578 2007-02-22 Michael Matz <matz@suse.de
19581 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
19582 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
19584 2007-02-22 Ian Lance Taylor <iant@google.com>
19587 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
19588 (mem_loc_descriptor): Call it.
19590 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
19591 Ira Rosen <irar@il.ibm.com>
19593 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
19595 2007-02-22 Ira Rosen <irar@il.ibm.com>
19597 PR tree-optimization/30843
19598 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
19599 stores only after all the group is vectorized.
19601 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
19603 PR tree-optimization/30858
19604 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
19605 in the reduction cycle have a single use in the loop.
19606 * tree-vectorizer.h (relevant): Add documentation.
19608 2007-02-20 Mike Stump <mrs@apple.com>
19610 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
19611 * configure: Regenerate.
19613 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19615 Change the defaults of some parameters and options.
19616 * config/spu/spu-protos.h (spu_optimization_options): Declare.
19617 * config/spu/spu.c (spu_optimization_options): Add.
19618 (spu_override_options): Change params in spu_optimization_options.
19619 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
19621 Register 127 is only 16 byte aligned when used as a frame pointer.
19622 * config/spu/spu-protos.h (spu_init_expanders): Declare.
19623 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
19624 HARD_FRAME_POINTER_REGNUM.
19625 (spu_legitimate_address): Use regno_aligned_for_reload.
19626 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
19627 aligned when frame_pointer_needed is true.
19628 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
19630 * config/spu/spu.h (INIT_EXPANDERS): Define.
19632 Make sure shift and rotate instructions have valid immediate operands.
19633 * config/spu/predicates.md (spu_shift_operand): Remove.
19634 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
19635 * config/spu/constraints.md (W, O): Extend range.
19636 * config/spu/spu.md (umask, nmask): Define.
19637 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
19638 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
19639 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
19640 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
19641 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
19642 (lshr<mode>3_reg): Fix rtl description.
19644 Make sure mulhisi immediate operands are valid.
19645 * config/spu/predicates.md (imm_K_operand): Add.
19646 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
19648 Generate constants using fsmbi and andi.
19649 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
19650 (print_operand, spu_split_immediate, classify_immediate,
19651 fsmbi_const_p): Handle IC_FSMBI2.
19653 Correctly handle a CONST_VECTOR containing symbols.
19654 * config/spu/spu.c (print_operand): Handle HIGH correctly.
19655 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
19656 (immediate_load_p): Allow symbols that use 2 instructions to create.
19657 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
19658 with symbols when flag_pic is set.
19659 (const_vector_immediate_p): New.
19660 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
19661 accept a CONST_VECTOR with symbols.
19662 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
19663 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
19665 * config/spu/spu.md (high, low): Delete.
19666 (low_<mode>): Define.
19668 Remove INTRmode and INTR_REGNUM, which didn't work.
19669 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
19671 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
19672 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
19673 peephole2 pattern): Don't use INTR or 131.
19674 (movintrcc): Delete.
19675 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
19676 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
19677 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
19678 (UNSPEC_SET_INTR): Add.
19679 * config/spu/spu-modes.def (INTR): Remove.
19681 More accurate warnings about run-time relocations.
19682 * config/spu/spu.c (reloc_diagnostic): Test in_section.
19684 Correctly warn about immediate arguments to specific intrinsics.
19685 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
19686 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
19687 the instruction predicate.
19689 Fix tree check errors with latest update.
19690 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
19692 (spu_expand_builtin): Use CALL_EXPR_FN.
19694 Add missing specific intrinsics.
19695 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
19697 * config/spu/spu_internals.h: Ditto.
19699 Fix incorrect operand modifiers.
19700 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
19701 * config/spu/spu.md (xor<mode>3): Change %S to %J.
19703 Optimize one case of zero_extend of a vec_select.
19704 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
19706 Accept any immediate for hbr.
19707 * config/spu/spu.md (hbr): Change s constraints to i.
19709 2007-02-21 Paul Brook <paul@codesourcery.com>
19711 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
19712 condexec_count when skipping USE and CLOBBER.
19714 2007-02-21 Nick Clifton <nickc@redhat.com>
19716 * common.opt (Warray-bounds): Add Warning attribute.
19717 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
19719 (fsized-zeroes): Add Optimization attribute.
19720 (fsplit-wide-types, ftree-scev-cprop): Likewise.
19721 * c.opt (Wc++0x-compat): Add Warning attribute.
19723 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
19725 PR middle-end/30761
19726 * reload1.c (eliminate_regs_in_insn): In the single_set special
19727 case, attempt to re-recognize the insn before falling back to
19728 having reload fix it up.
19730 2007-02-20 Eric Christopher <echristo@gmail.com>
19732 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
19733 Rewrite accordingly.
19734 (frv_read_iacc_argument): Ditto.
19735 (frv_expand_set_builtin): Take a call instead of arglist, update for
19737 (frv_expand_unop_builtin): Ditto.
19738 (frv_expand_binop_builtin): Ditto.
19739 (frv_expand_cut_builtin): Ditto.
19740 (frv_expand_binopimm_builtin): Ditto.
19741 (frv_expand_voidbinop_builtin): Ditto.
19742 (frv_expand_int_void2arg): Ditto.
19743 (frv_expand_prefetches): Ditto.
19744 (frv_expand_voidtriop_builtin): Ditto.
19745 (frv_expand_voidaccop_builtin): Ditto.
19746 (frv_expand_load_builtin): Ditto.
19747 (frv_expand_store_builtin): Ditto.
19748 (frv_expand_mdpackh_builtin): Ditto.
19749 (frv_expand_mclracc_builtin): Ditto.
19750 (frv_expand_mrdacc_builtin): Ditto.
19751 (frv_expand_mwtacc_builtin): Ditto.
19752 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
19755 2007-02-20 Janis Johnson <janis187@us.ibm.com>
19757 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
19758 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
19760 (HAVE_GAS_DFP): Check for assembler support of decimal floating
19761 point instructions.
19762 * configure: Regenerate.
19763 * config.in: Regenerate.
19764 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
19765 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
19766 masks to power6 and power6x and to POWERPC_MASKS.
19767 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19769 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
19770 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
19771 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19772 Access PROTOTYPE as variable, not mask.
19774 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19776 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
19777 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
19778 * combine.c (adjust_for_new_dest): Use it.
19779 * postreload.c (reload_combine): Likewise.
19781 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19783 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
19784 notes on an insn with multiple sets, even if single_set returns
19785 non-NULL for that insn.
19787 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19789 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
19790 scalbn and scalbln.
19792 2007-02-20 Geoffrey Keating <geoffk@apple.com>
19794 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
19795 if user didn't pass it.
19796 * config/i386/darwin.h (CC1_SPEC): Likewise.
19797 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
19798 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
19799 -mmacosx-version-min.
19801 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19802 Uros Bizjak <ubizjak@gmail.com>
19804 * optabs.h (enum optab_index): Add new OTI_scalb.
19805 (scalb_optab): Define corresponding macro.
19806 * optabs.c (init_optabs): Initialize scalb_optab.
19807 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
19809 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
19810 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
19811 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
19812 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
19813 flag_unsafe_math_optimizations is set.
19815 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
19816 to implement scalbf, scalb and scalbl built-ins as inline x87
19819 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19820 DJ Delorie <dj@redhat.com>
19823 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
19824 (diagnostic_report_diagnostic): ... here, and turn them into real
19825 errors. If warnings are inhibited, no need to do anything.
19827 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
19829 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
19830 better code generation.
19832 2007-02-20 Ben Elliston <bje@au.ibm.com>
19834 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
19836 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
19838 * config/alpha/alpha.c, config/alpha/alpha.md,
19839 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
19840 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
19841 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
19842 config/arm/lib1funcs.asm: Follow spelling conventions.
19844 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
19845 config/fr30/fr30.md, config/i386/i386.h,
19846 config/iq2000/iq2000.h, config/iq2000/predicates.md,
19847 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
19848 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
19849 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
19850 config/rs6000/altivec.md, config/rs6000/rs6000.c,
19851 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
19852 config/sparc/sparc.c, config/sparc/sparc.h,
19853 config/sparc/sparc.md, config/spu/constraints.md,
19854 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
19857 2007-02-20 Alan Modra <amodra@bigpond.net.au>
19860 * varasm.c (use_blocks_for_decl_p): Return false for decls with
19863 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
19865 * doc/invoke.texi (-ftree-lrs): Remove.
19867 2007-02-19 Diego Novillo <dnovillo@redhat.com>
19869 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
19872 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
19874 * config/ia64/ia64.c (ia64_expand_builtin): Use the
19875 new CALL_EXPR_FN macro for retrieving the function
19876 declaration of the input expression.
19878 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19880 * c.opt (Waddress): New.
19881 * common.opt (Walways-true): Delete.
19882 (Wstring-literal-comparison): Delete.
19883 * doc/invoke.texi (Warning Options): Delete -Walways-true and
19884 -Wstring-literal-comparison. Add -Waddress.
19886 (Walways-true): Delete.
19887 (Wstring-literal-comparison): Delete.
19888 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
19889 consistently instead of -Walways-true in example.
19890 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
19891 * c-typeck.c (parser_build_binary_op): Replace
19892 -Wstring-literal-comparison and -Walways-true with -Waddress.
19893 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
19896 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19898 * tree-cfg.c (dump_function_to_file): Be prepared for functions
19899 without DECL_STRUCT_FUNCTION initialized.
19901 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19903 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
19904 due to calls to functions taking pointers as parameters.
19906 2007-02-19 Richard Henderson <rth@redhat.com>
19909 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
19912 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
19914 * config/s390/s390.c (s390_call_saved_register_used,
19915 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
19916 accessed to the new scheme.
19918 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19920 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
19921 (cris_print_index, cris_print_operand, cris_print_operand_address)
19922 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
19923 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
19924 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
19925 GET_CODE () == xxx.
19926 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
19927 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
19928 GO_IF_LEGITIMATE_ADDRESS): Ditto.
19929 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
19930 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
19931 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
19932 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
19933 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
19934 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
19935 (uminsi3, call, call_value): Ditto.
19936 (define_split: indir_to_reg_split, unnamed): Ditto.
19938 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
19940 PR tree-optimization/30975
19941 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
19944 2007-02-18 Eric Christopher <echristo@gmail.com>
19946 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
19947 Remove use of arglist.
19948 (mips_expand_builtin): Remove use of arglist, pass in expr.
19949 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
19950 (mips_expand_builtin_movtf): Ditto.
19951 (mips_expand_builtin_compare): Ditto.
19953 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19955 * tree-sra.c (sra_build_assignment): Replace assertion
19956 checking with a comment explaining why it can't be done.
19958 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
19960 PR middle-end/30833
19961 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
19962 during CALL_EXPR representation conversion.
19963 * tree-ssa-propagate.c (set_rhs): Likewise.
19965 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19967 * tree-sra.c (sra_build_assignment): Disable assertion checking
19970 2007-02-18 Roger Sayle <roger@eyesopen.com>
19972 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
19973 instead of calling build2 with a GIMPLE_MODIFY_STMT.
19974 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
19976 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
19977 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
19978 gimplify_init_ctor_eval_range, gimple_push_cleanup,
19979 gimplify_omp_for, gimplify_omp_atomic_pipeline,
19980 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
19981 force_gimple_operand): Likewise.
19982 * ipa-cp.c (constant_val_insert): Likewise.
19983 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
19984 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
19985 perfect_nestify): Likewise.
19986 * langhooks.c (lhd_omp_assignment): Likewise.
19987 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
19988 lower_copyprivate_clauses, lower_send_clauses,
19989 lower_send_shared_vars, expand_parallel_call,
19990 expand_omp_for_generic, expand_omp_for_static_nochunk,
19991 expand_omp_for_static_chunk, expand_omp_sections,
19992 lower_omp_single_copy, lower_omp_for_lastprivate,
19993 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
19994 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19995 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
19998 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
20000 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
20001 config/sh/sh.md: Follow spelling conventions.
20003 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
20004 config/frv/predicates.md: Follow spelling conventions.
20006 * config/m68k/linux-unwind.h: Fix a comment typo.
20007 * target.h: Follow spelling conventions.
20009 2007-02-18 Roger Sayle <roger@eyesopen.com>
20011 PR rtl-optimization/28173
20012 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
20013 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
20014 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
20015 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
20016 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
20018 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20020 * builtins.c (fold_builtin_load_exponent): New.
20021 (fold_builtin_2): Use it.
20023 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
20025 PR rtl-optimization/30773
20026 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
20027 if we fail to attach a REG_EQUIV note.
20029 2007-02-18 David Edelsohn <edelsohn@gnu.org>
20030 Roger Sayle <roger@eyesopen.com>
20032 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
20034 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
20036 * calls.c (initialize_argument_information): Pass original EXP
20037 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
20038 code to split complex arguments here, as part of initializing the
20040 (expand_call): Remove code that builds a list of arguments and
20041 inserts implicit arguments into it. Instead, just count how many
20042 implicit arguments there will be so we can determine the size of
20043 the ARGS array, and let initialize_argument_information do the work.
20044 (split_complex_values): Delete unused function.
20046 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20048 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
20050 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20052 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
20053 for arg pointer based indexed addressing.
20055 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20057 * config/ia64/ia64.h, config/ia64/ia64.md,
20058 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
20059 spelling conventions.
20061 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20063 * config/m68k/m68k.c (split_di): New.
20064 * config/m68k/m68k-protos.h: Declare split_di.
20065 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
20066 Improve predicate handling and split constant shifts.
20068 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20070 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
20071 parameter for register bitfield operations, general predicates
20074 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20076 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
20077 * config/m68k/linux-unwind.h: New file.
20079 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20081 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
20082 config/i386/athlon.md, config/ia64/ia64.md,
20083 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
20084 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
20085 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
20086 tree-ssa-loop-niter.c, tree-vect-analyze.c,
20087 tree-vect-transform.c: Fix comment typos.
20089 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
20091 * sched-deps.c (find_insn_list): Remove.
20092 * sched-int.h: Remove the prototype for find_insn_list.
20094 2007-02-16 Geoffrey Keating <geoffk@apple.com>
20096 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
20098 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
20099 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
20100 darwin_rs6000_override_options.
20101 (C_COMMON_OVERRIDE_OPTIONS): Expect
20102 darwin_macosx_version_min to be non-NULL always.
20103 (TARGET_C99_FUNCTIONS): Likewise.
20104 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
20105 (DARWIN_MINVERSION_SPEC): New.
20106 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
20107 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
20109 (DARWIN_MINVERSION_SPEC): New.
20110 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
20112 * config/darwin-c.c (darwin_cpp_builtins): Expect
20113 darwin_macosx_version_min to be non-NULL always.
20115 * config/rs6000/rs6000.c: Clean up trailing whitespace.
20117 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
20119 * config/i386/i386.h (x86_use_xchgb): New.
20120 (TARGET_USE_XCHGB): New macro.
20121 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
20122 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
20123 Split after reload into bswaphi for shifts of 8.
20124 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
20125 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
20126 or when optimizing for size.
20128 2007-02-16 Richard Guenther <rguenther@suse.de>
20129 Christian Bruel <christian.bruel@st.com>
20131 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
20132 DECLs but prefer SSA_NAMEs over DECLs.
20134 2007-02-16 Richard Guenther <rguenther@suse.de>
20136 * tree-flow-inline.h (single_imm_use_p): Remove.
20137 (zero_imm_uses_p): Likewise.
20138 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
20139 instead of single_imm_use_p.
20140 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
20143 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20146 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
20147 nested double- and backquotes.
20149 2007-02-15 Roger Sayle <roger@eyesopen.com>
20151 PR middle-end/30391
20152 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
20153 should be unreachable.
20154 (build2_stat): Allow construction of MODIFY_EXPR at any time.
20155 For the time being redirect GIMPLE_MODIFY_STMT to the new
20156 (renamed) build_gimple_modify_stmt_stat.
20157 (build2_gimple_stat): Rename to...
20158 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
20159 Always build a GIMPLE_MODIFY_STMT node.
20160 * tree.h (build2_gimple, build2_gimple_stat): Delete.
20161 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
20164 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
20165 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
20166 * tree-complex.c (set_component_ssa_name, expand_complex_move,
20167 expand_complex_div_wide): Likewise.
20168 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
20169 * tree-ssa-loop-im.c (schedule_sm): Likewise.
20170 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
20171 * tree-ssa-loop-manip.c (create_iv): Likewise.
20172 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
20173 abs_replacement): Likewise.
20174 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
20175 realify_fake_stores): Likewise.
20177 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
20178 node rather than a GIMPLE_MODIFY_STMT node.
20179 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
20180 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
20182 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
20183 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
20184 GIMPLE_MODIFY_STMT.
20186 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20188 PR middle-end/30433
20189 * fold-const.c (fold_comparison): Add back the
20190 folding of constant complex comparisions.
20192 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20194 PR middle-end/30729
20195 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
20196 effects unknown to this function, return early.
20198 2007-02-15 Ian Lance Taylor <iant@google.com>
20200 * lower-subreg.c (move_eh_region_note): New static function.
20201 (resolve_simple_move): Call it.
20202 (decompose_multiword_subregs): Track blocks for which we resolve a
20203 simple move which is also a control flow insn. Pass them to
20204 find_many_sub_basic_blocks.
20205 (pass_lower_subreg): Add TODO_verify_flow.
20206 (pass_lower_subreg2): Likewise.
20208 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20209 Brooks Moses <brooks.moses@codesourcery.com>
20210 Lee Millward <lee.millward@codesourcery.com>
20212 * tree.h (enum tree_code_class): Add tcc_vl_exp.
20213 (VL_EXP_CLASS_P): New.
20214 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
20216 (TREE_OPERAND_CHECK_CODE): Likewise.
20217 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
20218 (TREE_RTL_OPERAND_CHECK): Likewise.
20219 (tree_operand_check_failed): Make second parameter the whole tree
20220 instead of its code. Fixed callers.
20221 (VL_EXP_CHECK): New.
20222 (TREE_OPERAND_LENGTH): New.
20223 (VL_EXP_OPERAND_LENGTH): New.
20224 (CALL_EXPR_FN): New.
20225 (CALL_EXPR_STATIC_CHAIN): New.
20226 (CALL_EXPR_ARGS): New.
20227 (CALL_EXPR_ARG): New.
20228 (call_expr_nargs): New.
20229 (CALL_EXPR_ARGP): New.
20230 (build_nt_call_list): Declare.
20231 (build_vl_exp_stat): Declare.
20232 (build_vl_exp): New.
20233 (build_call_list): Declare.
20234 (build_call_nary): Declare.
20235 (build_call_valist): Declare.
20236 (build_call_array): Declare.
20237 (call_expr_arg): Declare.
20238 (call_expr_argp): Declare.
20239 (call_expr_arglist): Declare.
20240 (fold_build_call_list): Declare.
20241 (fold_build_call_list_initializer): Declare.
20242 (fold_call_expr): Declare to replace fold_builtin.
20243 (fold_builtin_fputs): Update to agree with modified definition.
20244 (fold_builtin_strcpy): Likewise.
20245 (fold_builtin_strncpy): Likewise.
20246 (fold_builtin_memory_chk): Likewise.
20247 (fold_builtin_stxcpy_chk): Likewise.
20248 (fold_builtin_strncpy_chk): Likewise.
20249 (fold_builtin_next_arg): Likewise.
20250 (fold_build_call_expr): Declare.
20251 (fold_builtin_call_list): Declare.
20252 (fold_builtin_call_valist): Declare.
20253 (build_call_expr): Declare.
20254 (validate_arglist): Update to agree with modified definition.
20255 (tree_operand_length): New.
20256 (call_expr_arg_iterator): New.
20257 (init_call_expr_arg_iterator): New.
20258 (next_call_expr_arg): New.
20259 (first_call_expr_arg): New.
20260 (more_call_expr_args_p): New.
20261 (FOR_EACH_CALL_EXPR_ARG): New.
20263 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
20264 and tcc_gimple_stmt.
20265 (tree_code_size): Update documentation. Use sizeof (tree) rather
20266 than sizeof (char *).
20267 (tree_size): Likewise. Add case for tcc_vl_exp.
20268 (tree_node_structure): Add case for tcc_vl_exp.
20269 (contains_placeholder_p): Likewise.
20270 (substitute_in_expr): Likewise.
20271 (substitute_placeholder_in_expr): Likewise.
20272 (stabilize_reference_1): Likewise.
20273 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
20274 to diagnose breakage of this interface for constructing CALL_EXPRs.
20275 (build_nt): Add similar assertion here.
20276 (build_nt_call_list): New.
20277 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
20278 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
20280 (get_callee_fndecl): Use new CALL_EXPR accessors.
20281 (tree_operand_check_failed): Change parameters to pass entire node
20282 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
20283 (process_call_operands): New.
20284 (build_vl_exp_stat): New.
20285 (build_call_list): New.
20286 (build_call_nary): New.
20287 (build_call_valist): New.
20288 (build_call_array): New.
20289 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20290 (call_expr_arglist): New.
20292 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
20293 tcc_vl_exp instead of a fixed-size tcc_expression.
20295 * doc/c-tree.texi (CALL_EXPR): Document new representation and
20296 accessors for CALL_EXPRs.
20297 (AGGR_INIT_EXPR): Likewise.
20299 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20300 Brooks Moses <brooks.moses@codesourcery.com>
20301 Lee Millward <lee.millward@codesourcery.com>
20303 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
20304 (expand_builtin_nonlocal_goto): Change parameter to be entire
20305 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
20306 (expand_builtin_prefetch): Likewise.
20307 (expand_builtin_classify_type): Likewise.
20308 (mathfn_built_in): Return NULL_TREE instead of 0.
20309 (expand_errno_check): Use new CALL_EXPR accessors.
20310 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
20311 Return NULL_RTX instead of 0.
20312 (expand_builtin_mathfn_2): Likewise.
20313 (expand_builtin_mathfn_3): Likewise.
20314 (expand_builtin_interclass_mathfn): Likewise.
20315 (expand_builtin_sincos): Likewise.
20316 (expand_builtin_cexpi): Likewise.
20317 (expand_builtin_int_roundingfn): Likewise.
20318 (expand_builtin_int_roundingfn_2): Likewise.
20319 (expand_builtin_pow): Likewise.
20320 (expand_builtin_powi): Likewise.
20321 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
20322 of arglist, fixing callers appropriately. Use new CALL_EXPR
20323 accessors and constructors. Return NULL_RTX instead of 0.
20324 (expand_builtin_strstr): Likewise.
20325 (expand_builtin_strchr): Likewise.
20326 (expand_builtin_strrchr): Likewise.
20327 (expand_builtin_strpbrk): Likewise.
20328 (expand_builtin_memcpy): Likewise.
20329 (expand_builtin_mempcpy): Likewise.
20330 (expand_builtin_mempcpy_args): New.
20331 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
20332 (expand_builtin_memmove_args): New.
20333 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
20334 (expand_movstr): Likewise.
20335 (expand_builtin_strcpy): Likewise.
20336 (expand_builtin_strcpy_args): New.
20337 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
20338 (expand_builtin_strncpy): Likewise.
20339 (expand_builtin_memset): Likewise.
20340 (expand_builtin_memset_args): New.
20341 (expand_builtin_bzero): Similarly to expand_builtin_memset.
20342 (expand_builtin_memcmp): Likewise.
20343 (expand_builtin_strcmp): Likewise.
20344 (expand_builtin_strncmp): Likewise.
20345 (expand_builtin_strcat): Likewise.
20346 (expand_builtin_strncat): Likewise.
20347 (expand_builtin_strspn): Likewise.
20348 (expand_builtin_strcspn): Likewise.
20349 (expand_builtin_args_info): Likewise.
20350 (expand_builtin_va_start): Likewise.
20351 (gimplify_va_arg_expr): Likewise.
20352 (expand_builtin_va_end): Likewise.
20353 (expand_builtin_va_copy): Likewise.
20354 (expand_builtin_frame_address): Likewise.
20355 (expand_builtin_alloca): Likewise.
20356 (expand_builtin_bswap): Likewise.
20357 (expand_builtin_unop): Likewise.
20358 (expand_builtin_fputs): Likewise.
20359 (expand_builtin_expect): Likewise.
20360 (expand_builtin_fabs): Likewise.
20361 (expand_builtin_copysign): Likewise.
20362 (expand_builtin_printf): Likewise.
20363 (expand_builtin_fprintf): Likewise.
20364 (expand_builtin_sprintf): Likewise.
20365 (expand_builtin_init_trampoline): Likewise.
20366 (expand_builtin_signbit): Likewise.
20367 (expand_builtin_fork_or_exec): Likewise.
20368 (expand_builtin_sync_operation): Likewise.
20369 (expand_builtin_compare_and_swap): Likewise.
20370 (expand_builtin_lock_test_and_set): Likewise.
20371 (expand_builtin_lock_release): Likewise.
20372 (expand_builtin): Likewise.
20373 (builtin_mathfn_code): Likewise.
20375 (fold_builtin_constant_p): Pass call arguments individually instead
20376 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20377 accessors and constructors. Return NULL_TREE instead of 0.
20378 (fold_builtin_expect): Likewise.
20379 (fold_builtin_classify_type): Likewise.
20380 (fold_builtin_strlen): Likewise.
20381 (fold_builtin_nan): Likewise.
20382 (integer_valued_real_p): Likewise.
20383 (fold_trunc_transparent_mathfn): Likewise.
20384 (fold_fixed_mathfn): Likewise.
20385 (fold_builtin_cabs): Likewise.
20386 (fold_builtin_sqrt): Likewise.
20387 (fold_builtin_cbrt): Likewise.
20388 (fold_builtin_cos): Likewise.
20389 (fold_builtin_cosh): Likewise.
20390 (fold_builtin_tan): Likewise.
20391 (fold_builtin_sincos): Likewise.
20392 (fold_builtin_cexp): Likewise.
20393 (fold_builtin_trunc): Likewise.
20394 (fold_builtin_floor): Likewise.
20395 (fold_builtin_ceil): Likewise.
20396 (fold_builtin_round): Likewise.
20397 (fold_builtin_int_roundingfn): Likewise.
20398 (fold_builtin_bitop): Likewise.
20399 (fold_builtin_bswap): Likewise.
20400 (fold_builtin_logarithm): Likewise.
20401 (fold_builtin_hypot): Likewise.
20402 (fold_builtin_pow): Likewise.
20403 (fold_builtin_powi): Likewise.
20404 (fold_builtin_exponent): Likewise.
20405 (fold_builtin_memset): Likewise.
20406 (fold_builtin_bzero): Likewise.
20407 (fold_builtin_memory_op): Likewise.
20408 (fold_builtin_bcopy): Deleted; call site changed to invoke
20409 fold_builtin_memory_op directly.
20410 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
20411 (fold_builtin_strncpy): Likewise.
20412 (fold_builtin_memcmp): Likewise.
20413 (fold_builtin_strcmp): Likewise.
20414 (fold_builtin_strncmp): Likewise.
20415 (fold_builtin_signbit): Likewise.
20416 (fold_builtin_copysign): Likewise.
20417 (fold_builtin_isascii): Likewise.
20418 (fold_builtin_toascii): Likewise.
20419 (fold_builtin_isdigit): Likewise.
20420 (fold_builtin_fabs): Likewise.
20421 (fold_builtin_abs): Likewise.
20422 (fold_builtin_fmin_fmax): Likewise.
20423 (fold_builtin_carg): Likewise.
20424 (fold_builtin_classify): Likewise.
20425 (fold_builtin_unordered_cmp): Likewise.
20427 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
20428 New functions split out from fold_builtin_1.
20429 (fold_builtin_n): New.
20430 (fold_builtin_varargs): New.
20431 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
20433 (fold_call_expr): New.
20434 (build_function_call_expr): Rewrite to use new helper function.
20435 (fold_builtin_call_list): New.
20436 (build_call_expr): New.
20437 (fold_builtin_call_valist): New.
20438 (rewrite_call_expr): New.
20439 (validate_arg): New.
20440 (validate_arglist): Change parameter to be entire CALL_EXPR instead
20441 of an arglist. Change return type to bool. Use new CALL_EXPR
20444 (fold_builtin_strstr): Pass call arguments individually instead
20445 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20446 accessors and constructors. Return NULL_TREE instead of 0.
20447 (fold_builtin_strchr): Likewise.
20448 (fold_builtin_strrchr): Likewise.
20449 (fold_builtin_strpbrk): Likewise.
20450 (fold_builtin_strcat): Likewise.
20451 (fold_builtin_strncat): Likewise.
20452 (fold_builtin_strspn): Likewise.
20453 (fold_builtin_strcspn): Likewise.
20454 (fold_builtin_fputs): Likewise.
20455 (fold_builtin_next_arg): Likewise.
20456 (fold_builtin_sprintf): Likewise.
20458 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
20459 NULL_RTX instead of 0.
20460 (expand_builtin_memory_chk): Likewise.
20461 (maybe_emit_chk_warning): Likewise.
20462 (maybe_emit_sprintf_chk_warning): Likewise.
20464 (fold_builtin_object_size): Pass call arguments individually instead
20465 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20466 accessors and constructors. Return NULL_TREE instead of 0.
20467 (fold_builtin_memory_chk): Likewise.
20468 (fold_builtin_stxcpy_chk): Likewise.
20469 (fold_builtin_strncpy_chk): Likewise.
20470 (fold_builtin_strcat_chk): Likewise.
20471 (fold_builtin_strcat_chk): Likewise.
20472 (fold_builtin_strncat_chk): Likewise.
20473 (fold_builtin_sprintf_chk): Likewise.
20474 (fold_builtin_snprintf_chk): Likewise.
20475 (fold_builtin_printf): Likewise.
20476 (fold_builtin_vprintf): Likewise.
20478 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
20480 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
20481 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20482 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
20483 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
20484 (fold_unary): Likewise.
20485 (fold_binary): Likewise.
20486 (fold_ternary): Remove CALL_EXPR case, since they are no longer
20487 ternary expressions.
20488 (fold): Add logic for tcc_vl_exp.
20489 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
20490 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20491 (fold_build3_stat): Add assertion to flag broken interface for
20492 constructing CALL_EXPRs.
20493 (fold_build_call_list): New.
20494 (fold_build_call_list_initializer): New.
20495 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
20497 (fold_strip_sign_ops): Likewise.
20499 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20500 Brooks Moses <brooks.moses@codesourcery.com>
20501 Lee Millward <lee.millward@codesourcery.com>
20503 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
20504 accessors and dump arguments explicitly.
20506 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
20508 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
20510 (print_call_name): Use new CALL_EXPR accessors.
20512 * print-tree.c (print_node): Add case tcc_vl_exp. Print
20513 CALL_EXPR arguments explicitly instead of as a list. Use
20514 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20516 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
20517 (vrp_visit_stmt): Likewise.
20519 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
20520 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
20522 (force_move_till_expr): Likewise.
20524 * targhooks.c (default_external_stack_protect_fail): Use
20525 build_call_expr instead of build_function_call_expr.
20526 (default_hidden_stack_protect_fail): Likewise.
20528 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
20531 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
20532 and walk arguments explicitly.
20534 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
20535 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20536 (expand_simple_operations): Likewise.
20537 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
20539 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
20540 of TREE_CODE_LENGTH.
20541 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
20543 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
20544 instead of TREE_CODE_LENGTH.
20546 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
20547 (tree_ic_transform): Likewise.
20548 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
20549 parameter instead of arglist. Fix callers.
20550 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
20551 (tree_stringops_transform): Likewise.
20552 (tree_indirect_call_to_profile): Likewise.
20553 (tree_stringops_values_to_profile): Likewise.
20555 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
20556 (eliminate_tail_call): Likewise.
20558 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
20560 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20561 Use TREE_OPERAND_LENGTH and generalize to handle any number of
20563 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
20565 * omp-low.c (build_omp_barrier): Use build_call_expr.
20566 (lower_rec_input_clauses): Likewise.
20567 (lower_reduction_clauses): Likewise.
20568 (expand_parallel_call): Likewise.
20569 (maybe_catch_exception): Likewise.
20570 (expand_omp_for_generic): Likewise.
20571 (expand_omp_for_static_nochunk): Likewise.
20572 (expand_omp_sections): Likewise.
20573 (lower_omp_single_simple): Likewise.
20574 (lower_omp_single_copy): Likewise.
20575 (lower_omp_master): Likewise.
20576 (lower_omp_ordered): Likewise.
20577 (lower_omp_critical): Likewise.
20579 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
20580 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
20582 * tree-gimple.c (is_gimple_call_addr): Fix doc.
20583 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
20584 TREE_CODE_LENGTH. Add tcc_vl_exp case.
20586 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
20587 and generalize to handle any number of operands.
20588 (chrec_contains_undetermined): Likewise.
20589 (tree_contains_chrecs): Likewise.
20590 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
20592 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
20594 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
20595 fold_call_expr instead of fold_builtin.
20596 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
20597 match declarations there.
20598 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
20601 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
20602 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20604 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
20605 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
20607 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
20610 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
20611 (execute_cse_sincos): Use new CALL_EXPR accessors.
20613 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
20615 * gimple-low.c (lower_function_body): Use build_call_expr.
20616 (lower_builtin_setjmp): Likewise.
20618 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
20619 (set_storage_via_libcall): Likewise.
20620 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
20621 instead of TREE_CODE_LENGTH.
20622 (expand_expr_real_1): Use new CALL_EXPR accessors.
20624 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
20625 generalize to handle any number of operands.
20626 (TB_parent_eq): Likewise.
20628 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
20629 (strip_builtin_expect): Likewise.
20631 * function.c (gimplify_parameters): Use build_call_expr.
20633 * tree-vectorizer.c (vect_is_simple_reduction): Use
20634 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20636 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
20637 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
20639 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
20642 * gimplify.c (build_stack_save_restore): Use build_call_expr.
20643 (gimplify_decl_expr): Likewise.
20644 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
20645 Use new CALL_EXPR iterators.
20646 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
20647 (gimplify_modify_expr_to_memset): Likewise.
20648 (gimplify_variable_sized_compare): Likewise.
20649 (gimplify_omp_atomic_fetch_op): Likewise.
20650 (gimplify_omp_atomic_pipeline): Likewise.
20651 (gimplify_omp_atomic_mutex): Likewise.
20652 (gimplify_function_tree): Likewise.
20654 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
20655 (call_expr_flags): Likewise.
20656 (expand_call): Likewise.
20658 * except.c (expand_builtin_eh_return_data_regno): Pass entire
20659 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
20662 * coverage.c (create_coverage): Use build_call_expr.
20664 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
20665 (temp_call_expr_obstack): New.
20666 (pool_copy_list): Delete.
20667 (temp_copy_call_expr): New.
20668 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
20669 CALL_EXPR accessors. Get rid of special goo for copying argument
20670 lists and use temp_copy_call_expr instead.
20671 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
20672 CALL_EXPR accessors.
20673 (create_expression_by_pieces): Likewise. Use build_call_array
20674 to construct the result instead of fold_build3.
20675 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
20676 dealing with argument lists.
20677 (init_pre): Remove references to expression_node_pool and
20678 list_node_pool. Init temp_call_expr_obstack instead.
20679 (fini_pre): Remove references to expression_node_pool and
20682 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
20683 and walk arguments explicitly instead of as a list.
20685 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
20686 (mx_register_decls): Likewise.
20687 (mudflap_register_call): Likewise.
20688 (mudflap_finish_file): Likewise.
20690 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
20691 (ipa_callsite_compute_param): Likewise.
20693 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
20694 accessors and constructor.
20696 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
20697 accessors and constructor.
20698 (convert_tramp_reference): Likewise.
20699 (convert_call_expr): Likewise.
20700 (finalize_nesting_tree_1): Likewise.
20702 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
20705 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
20707 * tree-inline.c (initialize_inlined_parameters): Pass entire
20708 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
20710 (estimate_num_insns_1): Use new CALL_EXPR accessors.
20711 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
20713 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
20714 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20715 (vectorizable_reduction): Likewise.
20716 (vectorizable_call): Use new CALL_EXPR iterators.
20717 (vectorizable_conversion): Use build_call_expr.
20718 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
20719 (vect_gen_widened_results_half): Use build_call_expr.
20720 (vect_setup_realignment): Likewise.
20721 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
20723 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
20724 (pass_through_call): Likewise.
20725 (compute_object_sizes): Likewise. Use fold_call_expr instead of
20728 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
20729 (tree_gen_pow2_profiler): Likewise.
20730 (tree_gen_one_value_profiler): Likewise.
20731 (tree_gen_ic_func_profiler): Likewise.
20732 (tree_gen_average_profiler): Likewise.
20733 (tree_gen_ior_profiler): Likewise.
20735 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
20736 (find_func_aliases): Use new CALL_EXPR accessors. Add case
20737 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20739 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
20740 of TREE_CODE_LENGTH.
20742 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
20743 of TREE_CODE_LENGTH.
20745 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
20747 (convert_to_integer): Likewise.
20749 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
20752 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20753 Brooks Moses <brooks.moses@codesourcery.com>
20754 Lee Millward <lee.millward@codesourcery.com>
20756 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
20758 * config/frv/frv.c (frv_expand_builtin): Likewise.
20759 * config/s390/s390.c (s390_expand_builtin): Likewise.
20761 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
20762 (sparc_expand_builtin): Use new CALL_EXPR accessors.
20764 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
20765 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
20766 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
20767 (ix86_expand_store_builtin): Likewise.
20768 (ix86_expand_unop_builtin): Likewise.
20769 (ix86_expand_unop1_builtin): Likewise.
20770 (ix86_expand_sse_compare): Likewise.
20771 (ix86_expand_sse_comi): Likewise.
20772 (ix86_expand_vec_init_builtin): Likewise.
20773 (ix86_expand_vec_ext_builtin): Likewise.
20774 (ix86_expand_vec_set_builtin): Likewise.
20775 (ix86_expand_builtin): Use new CALL_EXPR accessors.
20777 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
20778 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
20780 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
20781 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20782 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
20784 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
20786 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
20787 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
20788 arglist. Use new CALL_EXPR accessors. Fix callers.
20789 (altivec_expand_abs_builtin): Likewise.
20790 (rs6000_expand_binop_builtin): Likewise.
20791 (altivec_expand_predicate_builtin): Likewise.
20792 (altivec_expand_lv_builtin): Likewise.
20793 (spe_expand_stv_builtin): Likewise.
20794 (altivec_expand_stv_builtin): Likewise.
20795 (rs6000_expand_ternop_builtin): Likewise.
20796 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
20797 (altivec_expand_st_builtin): Likewise.
20798 (altivec_expand_dst_builtin): Likewise.
20799 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
20800 arglist. Use new CALL_EXPR accessors. Fix callers.
20801 (altivec_expand_vec_set_builtin): Likewise.
20802 (altivec_expand_vec_ext_builtin): Likewise.
20803 (altivec_expand_builtin): Use new CALL_EXPR accessors.
20804 (spe_expand_builtin): Likewise.
20805 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
20806 arglist. Use new CALL_EXPR accessors. Fix callers.
20807 (spe_expand_evsel_builtin): Likewise.
20808 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
20809 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
20811 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
20812 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20813 (arm_expand_unop_builtin): Likewise.
20814 (arm_expand_builtin): Use new CALL_EXPR accessors.
20816 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
20819 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
20820 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
20822 (bfin_expand_unop_builtin): Likewise.
20823 (bfin_expand_builtin): Use new CALL_EXPR accessors.
20825 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20826 Brooks Moses <brooks.moses@codesourcery.com>
20827 Lee Millward <lee.millward@codesourcery.com>
20829 * c-semantics.c (build_stmt): Add internal diagnostic check.
20831 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
20832 accessors. Print arguments explicitly instead of as a list.
20834 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
20836 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
20837 (c_finish_omp_flish): Likewise.
20839 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
20840 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
20841 instead of TREE_CODE_LENGTH.
20842 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
20843 (c_warn_unused_result): Likewise.
20845 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20848 * doc/invoke.texi (Warning Options): Remove
20849 -Werror-implicit-function-declaration.
20850 (Wimplicit-function-declaration): Update description.
20851 * opts.c (common_handle_option): Move handling of -Werror=* to...
20852 (enable_warning_as_error): ...here.
20853 * opts.h (enable_warning_as_error): Declare.
20854 * c-decl.c (implicit_decl_warning): Unless
20855 -Wno-implicit-function-declaration is given, emit a pedwarn if
20856 -std=c99 or emit a warning if -Wimplicit-function-declaration.
20857 * c.opt (Wimplicit-function-declaration): Replace
20858 mesg_implicit_function_declaration with
20859 warn_implicit_function_declaration.
20860 * c-opts.c (c_common_handle_option):
20861 -Werror-implicit-function-declaration is exactly equal as
20862 -Werror=implicit-function-declaration.
20863 (set_Wimplicit): Replace mesg_implicit_function_declaration with
20864 warn_implicit_function_declaration.
20865 (c_common_post_options): -Wimplict-function-declaration is enabled
20866 by default by -std=c99, otherwise is disabled by default.
20867 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
20869 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20871 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
20872 DECL on the rhs to a DECL on the lhs for debug info purposes if the
20873 former is ignored but not the latter.
20875 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20877 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
20878 is made and the reference doesn't use the alias set of its type,
20879 do not create the temporary using that type.
20881 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
20883 * jump.c: Remove prototypes for delete_computation and
20884 delete_prior_computation.
20886 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20888 * jump.c (get_label_after): Delete.
20889 (get_label_before, delete_computation, delete_jump,
20890 delete_prior_computation, follow_jumps): Move...
20891 * reorg.c (delete_computation, delete_prior_computation): ... here...
20892 (get_label_before, delete_jump): ... making these static ...
20893 (follow_jumps): ... and simplifying this since it only runs after
20895 * rtl.h (get_label_after, get_label_before, delete_jump,
20896 follow_jumps): Delete prototypes.
20898 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20900 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
20902 2007-02-15 Nick Clifton <nickc@redhat.com>
20904 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
20905 order to prevent it from being munged by the target.
20907 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
20909 * config/i386/i386.md: Remove misleading comment.
20911 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20913 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
20914 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
20917 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20919 * tree-sra.c (instantiate_missing_elements): Canonicalize
20921 (sra_build_assignment): New.
20922 (generate_copy_inout, generate_element_copy,
20923 generate_element_zero, generate_one_element_init): Use it.
20925 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20927 * tree-sra.c (instantiate_missing_elements): Canonicalize
20929 (sra_build_assignment): New.
20930 (generate_copy_inout, generate_element_copy,
20931 generate_element_zero, generate_one_element_init): Use it.
20933 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20935 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
20938 2007-02-14 Joseph Myers <joseph@codesourcery.com>
20940 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
20941 types as aggregates not scalars.
20942 * function.c (assign_stack_temp_for_type): Likewise.
20944 2007-02-14 Roger Sayle <roger@eyesopen.com>
20945 Zdenek Dvorak <dvorakz@suse.cz>
20947 * tree-dump.c (dump_switch_p_1): Require exact match of the option
20950 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
20952 * passes.c (next_pass_1): Clear the next field of the copied
20955 2007-02-14 Richard Henderson <rth@redhat.com>
20957 * tree-sra.c (early_sra): New.
20958 (decl_can_be_decomposed_p): Deny va_list if early_sra.
20959 (tree_sra_early, pass_sra_early): New.
20960 * tree-pass.h (pass_sra_early): Declare.
20961 * passes.c (init_optimization_passes): Use it.
20963 2007-02-14 Richard Guenther <rguenther@suse.de>
20965 * flags.h (issue_strict_overflow_warning): Convert to a macro.
20967 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
20969 PR tree-optimization/30771
20970 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
20972 (vect_analyze_operations): Induction phis can now be marked as
20974 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
20975 Update documentation accordingly.
20977 2007-02-14 Nick Clifton <nickc@redhat.com>
20979 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
20980 most 3 arguments are supported.
20981 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
20983 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
20985 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
20986 Ensure dst->current is valid.
20988 2007-02-13 Paul Brook <paul@codesourcery.com>
20990 * config.gcc: Add arm*-*-uclinux-*eabi.
20991 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
20992 (SUBTARGET_EXTRA_LINK_SPEC): Define.
20993 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
20994 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
20995 (LINK_SPEC): Define.
20996 (LIB_SPEC): Define.
20997 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
20999 * config/arm/uclinux-eabi.h: New file.
21000 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
21001 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
21004 2007-02-13 Ian Lance Taylor <iant@google.com>
21006 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
21007 * flags.h (warn_strict_overflow): Declare.
21008 (enum warn_strict_overflow_code): Define.
21009 (issue_strict_overflow_warning): New static inline function.
21010 * opts.c (warn_strict_overflow): New variable.
21011 (common_handle_option): Handle OPT_Wstrict_overflow and
21012 OPT_Wstrict_overflow_.
21013 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
21015 * fold-const.c: Include intl.h.
21016 (fold_deferring_overflow_warnings): New static variable.
21017 (fold_deferred_overflow_warning): New static variable.
21018 (fold_deferred_overflow_code): New static variable.
21019 (fold_defer_overflow_warnings): New function.
21020 (fold_undefer_overflow_warnings): New function.
21021 (fold_undefer_and_ignore_overflow_warnings): New function.
21022 (fold_deferring_overflow_warnings_p): New function.
21023 (fold_overflow_warning): New static function.
21024 (make_range): Add strict_overflow_p parameter. Change all
21026 (extract_muldiv, extract_muldiv_1): Likewise.
21027 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
21028 tree_expr_nonnegative_p.
21029 (fold_negate_expr): Call fold_overflow_warning.
21030 (fold_range_test): Likewise.
21031 (fold_comparison): Likewise.
21032 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
21033 instead of tree_expr_nonnegative_p.
21034 (tree_expr_nonnegative_warnv_p): Rename from
21035 tree_expr_nonnegative_p, add strict_overflow_p parameter.
21036 (tree_expr_nonnegative_p): New function.
21037 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
21038 strict_overflow_p parameter.
21039 (tree_expr_nonzero_p): New function.
21040 * passes.c (verify_interpass_invariants): New static function.
21041 (execute_one_pass): Call it.
21042 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
21044 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
21045 (estimate_numbers_of_iterations): Likewise.
21046 (scev_probably_wraps_p): Likewise.
21047 * tree-ssa-ccp.c: Include "toplev.h".
21048 (evaluate_stmt): Defer fold overflow warnings until we know we are
21050 (struct fold_stmt_r_data): Add stmt field.
21051 (fold_stmt_r): Defer fold overflow warnings until we know we
21053 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
21054 (fold_stmt_inplace): Likewise.
21055 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
21056 (cleanup_control_expr_graph): Defer fold overflow warnings until
21057 we know we are going to optimize.
21058 * tree-cfg.c (fold_cond_expr_cond): Likewise.
21059 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
21061 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
21062 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
21063 * tree-ssa-loop-manip.c (create_iv): Likewise.
21064 * c-typeck.c (build_conditional_expr): Likewise.
21065 (build_binary_op): Likewise.
21066 * tree-vrp.c (vrp_expr_computes_nonzero): Call
21067 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
21068 (extract_range_from_unary_expr): Likewise.
21069 * simplify-rtx.c (simplify_const_relational_operation): Warn when
21070 assuming that signed overflow does not occur.
21071 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
21072 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
21073 (fold_defer_overflow_warnings): Declare.
21074 (fold_undefer_overflow_warnings): Declare.
21075 (fold_undefer_and_ignore_overflow_warnings): Declare.
21076 (fold_deferring_overflow_warnings_p): Declare.
21077 (tree_expr_nonzero_warnv_p): Declare.
21078 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
21079 of warning options.
21080 (Warning Options): Document -Wstrict-overflow.
21081 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
21082 (tree-ssa-ccp.o): Likewise.
21083 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
21084 (fold-const.o): Depend on intl.h.
21086 2007-02-13 Ian Lance Taylor <iant@google.com>
21088 PR middle-end/30751
21089 * lower-subreg.c (resolve_simple_move): Decompose subregs in
21092 2007-02-13 Stuart Hastings <stuart@apple.com>
21094 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
21096 2007-02-13 Richard Henderson <rth@redhat.com>
21098 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
21099 handled_component_p before looking for the indirect_ref.
21101 2007-02-13 Richard Henderson <rth@redhat.com>
21103 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
21104 remove flags clobber.
21105 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
21106 (bswaphi_lowpart): New.
21107 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
21108 remove TARGET_BSWAP test. Delete expander of the same name.
21110 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
21111 (expand_unop): Use them.
21113 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
21115 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
21116 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
21117 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
21118 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
21119 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
21120 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
21121 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
21122 assembler dialect choice from asm templates.
21124 2007-02-12 Richard Henderson <rth@redhat.com>
21126 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
21127 (fixuns_trunc<SSEMODEF>si2): Use it.
21128 * config/i386/sse.md (vec_setv4sf_0): Export.
21129 * config/i386/i386.c (ix86_build_const_vector): Export.
21130 (ix86_split_convert_uns_si_sse): Rename from
21131 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
21132 * config/i386/i386-protos.h: Update.
21134 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21137 * c-typeck.c (c_finish_return): Improve warning message.
21139 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21141 * alias.c (find_symbolic_term): Delete unused function.
21143 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
21145 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
21146 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
21147 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
21149 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21151 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
21152 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
21153 the function, temporarily point the debug interface to the null one.
21155 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21157 * dwarf2out.c (round_up_to_align): New static function.
21158 (field_byte_offset): Use it to round the offset.
21160 2007-02-12 Richard Henderson <rth@redhat.com>
21162 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
21163 (inswl_const): Export.
21165 2007-02-12 Richard Henderson <rth@redhat.com>
21167 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
21168 result mode of the libcall, convert back to outmode.
21170 2007-02-12 Roger Sayle <roger@eyesopen.com>
21172 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
21173 (bswapdi2): New define_expand to implement 32-bit implementation.
21175 2007-02-12 Nick Clifton <nickc@redhat.com>
21177 * doc/invoke.texi (Overall Options): Document --help=.
21178 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
21179 (cc1_options): Pass --help= on to cc1.
21180 (display_help): Add description of --help=.
21181 (process_command): Add code to handle --help=. Allow translated
21182 --help and --target-help switches to be passed on to compiler
21184 (main): Remove unused if statement.
21185 * opts.c (columns): Remove.
21186 (LEFT_COLUMN): Define.
21187 (wrap_help): Add columns argument.
21188 (print_filtered_help): Change parameters to be an include bitmask,
21189 an exclude bitmask, an any bitmask and the column width. Move the
21190 code to display the params list here. Add code to display the
21191 status of options rather than their descriptions if the quiet flag
21193 (print_specific_help): Change parameters to be an include bitmask,
21194 an exclude bitmask and an any bitmask. Move code to look up the
21195 column width here. Decide upon the title for an options listing.
21196 (common_handle_options): Add code to handle --help=. Adapt code
21197 for --help and --target-help to use the revised form of the
21198 print_specific_help function.
21199 (print_help): Delete.
21200 (print_param_help): Delete.
21201 (print_switch): Delete.
21202 * opts.h (cl_lang_count): Add prototype.
21203 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
21204 CL_MAX_OPTION_CLASS): New defines.
21205 * optc-gen.awk: Add construction of cl_lang_count.
21206 * c.opt: Add Warning attribute to warning options and Optimization
21207 attribute to optimization options.
21208 * common.opt: Likewise.
21210 Add -fhelp and -ftarget-help as aliases for the transformed --help
21211 and --target-help options.
21212 * opt-functions.awk: Add code to handle Warning and Optimization
21215 2007-02-12 Richard Henderson <rth@redhat.com>
21217 * config/alpha/constraints.md: New file.
21218 * config/alpha/alpha.c: Include tm-constrs.h.
21219 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
21220 alpha_extra_constraint): Remove.
21221 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
21222 * config/alpha/alpha-protos.h: Update.
21223 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
21224 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
21225 (EXTRA_CONSTRAINT): Remove.
21226 * config/alpha/alpha.md: Include constraints.md.
21227 (adddi splitter): Use satisfies_constraint_*.
21228 * config/alpha/predicates.md (add_operand): Likewise.
21229 (sext_add_operand, addition_operation): Likewise.
21231 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
21233 PR tree-optimization/29145
21234 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
21235 in our handling of restrict qualified pointers.
21237 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21240 * doc/invoke.texi (Wunused-value): Update description.
21241 (Wextra): Delete item.
21242 * opts.c (set_Wextra): Don't use the value of Wextra to set the
21243 value of Wunused-value.
21244 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
21245 (c_finish_stmt_expr): Don't check extra_warnings.
21246 (emit_side_effect_warnings): The caller is responsible to check
21249 2007-02-11 Roger Sayle <roger@eyesopen.com>
21250 Matt Thomas <matt@3am-software.com>
21252 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
21254 2007-02-11 Roger Sayle <roger@eyesopen.com>
21256 * simplify-rtx.c (simplify_relational_operation_1): Optimize
21257 comparisons of POPCOUNT against zero.
21258 (simplify_const_relational_operation): Likewise.
21260 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21262 * doc/invoke.texi (Wextra): Delete outdated paragraph.
21264 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21266 * dwarf2out.c (root_type): Delete unused function.
21268 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21270 * genattrtab.c (contained_in_p): Delete unused function.
21271 (write_expr_attr_cache): Likewise.
21273 2007-02-11 Jan Hubicka <jh@suse.cz>
21275 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
21278 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
21280 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
21281 to add the REG_EQ* note.
21282 * see.c (see_merge_one_use_extension): Likewise.
21283 * local-alloc.c (update_equiv_regs): Likewise. Also don't
21284 turn REG_EQUAL notes into REG_EQUIV notes if the target
21285 register may have more than one set.
21286 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
21287 * gcse.c (try_replace_reg): Likewise.
21288 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
21289 * calls.c (fixup_tail_calls): Likewise. Abort if there is
21290 more than one REG_EQUIV note.
21291 * reload1.c (gen_reload): Use set_unique_reg_note.
21293 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
21295 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
21296 (ix86_builtin_conversion): New function.
21298 2007-02-06 Mark Mitchell <mark@codesourcery.com>
21301 * tree.h (DECL_REPLACEABLE_P): New macro.
21302 * except.c (set_nothrow_function_flags): Likewise.
21304 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
21305 Ira Rosen <irar@il.ibm.com>
21306 Dorit Nuzman <dorit@il.ibm.com>
21308 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
21309 * targhooks.c (default_builtin_vectorized_conversion): New.
21310 * targhooks.h (default_builtin_vectorized_function): New declaration.
21311 * target.h (struct vectorize): Add builtin_conversion field.
21312 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
21313 stmt_vec_info_type value.
21314 (vectorizable_conversion): New declaration.
21315 * tree-vect-analyze.c (vect_analyze_operations): Add
21316 vectorizable_conversion call.
21317 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
21318 * tree-vect-transform.c (vectorizable_conversion): New function.
21319 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
21320 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
21322 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
21323 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
21324 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
21325 or ALTIVEC_BUILTIN_VCFSX.
21327 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21330 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
21331 CONST_DOUBLE and operand 0 is a hard register.
21332 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
21333 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
21334 is a hard floating-point register.
21336 2007-02-10 Richard Henderson <rth@redhat.com>
21337 Jakub Jelinek <jakub@redhat.com>
21338 Alexandre Oliva <aoliva@redhat.com>
21340 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
21341 * builtin-types.def (BT_WORD): Make unsigned.
21342 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
21343 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
21344 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
21345 * c-decl.c (grokdeclarator): Don't error if !have_tls.
21346 * c-parser.c (c_parser_omp_threadprivate): Likewise.
21347 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
21349 * expr.c (emutls_var_address): New.
21350 (expand_expr_real_1): Expand emulated tls.
21351 (expand_expr_addr_expr_1): Likewise.
21352 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
21353 * output.h (emutls_finish): Declare.
21354 * toplev.c (compile_file): Call it.
21355 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
21356 address before wrapping in CONST.
21357 * varasm.c (emutls_htab, emutls_object_type): New.
21358 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
21359 (get_emutls_object_name, get_emutls_object_type): New.
21360 (get_emutls_init_templ_addr, emutls_decl): New.
21361 (emutls_common_1, emutls_finish): New.
21362 (assemble_variable): When emulating tls, swap decls; generate
21363 constructor for the emutls objects.
21364 (do_assemble_alias): When emulating tls, swap decl and target name.
21365 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
21367 * varpool.c (decide_is_variable_needed): Look at force_output.
21368 Recurse for emulated tls.
21369 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
21370 with decide_is_variable_needed.
21371 * emutls.c: New file.
21372 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
21373 tls_object for real tls.
21375 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
21377 PR rtl-optimization/29599
21378 * reload1.c (eliminate_regs_in_insn): Take the destination
21379 mode into account when computing the offset.
21381 2007-02-09 Stuart Hastings <stuart@apple.com>
21382 Richard Henderson <rth@redhat.com>
21384 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21385 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21386 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
21387 fixuns_truncdfhi2): New.
21388 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
21389 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
21390 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
21391 (floatunssidf2): Allow nonimmediate source.
21392 * config/i386/sse.md (movdi_to_sse): New.
21393 (vec_concatv2di): Drop '*'.
21394 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
21395 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21396 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
21398 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
21399 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21400 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
21401 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
21402 (ix86_build_signbit_mask): Fix decl of v, refactor to call
21403 ix86_build_const_vector.
21404 (x86_emit_floatuns): Rewrite.
21406 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21408 * genautomata.c (longest_path_length): Delete unused function.
21409 (struct state): Delete unused longest_path_length.
21410 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
21411 (get_free_state): Delete unused.
21413 2007-02-09 Jan Hubicka <jh@suse.cz>
21415 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
21416 * doc/invoke.texi (inline-unit-growth): Update default value.
21418 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
21419 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
21420 (rebuild_cgraph_edges): Likewise.
21421 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
21422 (dump_cgraph_node): Dump frequencies.
21423 (cgraph_clone_edge): Add frequency scales.
21424 (cgraph_clone_node): Add freuqnecy.
21425 * cgraph.h (cgraph_edge): Add freuqnecy argument.
21426 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
21427 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
21428 * tree-pass.h (TODO_rebuild_frequencies): New constant.
21429 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
21430 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
21431 (save_inline_function_body): Likewise.
21432 * ipa-inline.c: inluce rtl.h
21433 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
21434 (cgraph_edge_badness): Use frequencies.
21435 (cgraph_decide_recursive_inlining): Update clonning.
21436 (cgraph_decide_inlining_of_small_function): Dump frequency.
21437 * predict.c (estimate_bb_frequencies): Export.
21438 * predict.h (estimate_bb_frequencies): Declare.
21439 * tree-inline.c (copy_bb): Watch overflows.
21440 (expand_call_inline): Update call of cgraph_create_edge.
21441 (optimize_inline_calls): Use TODO flags to update frequnecies.
21442 * passes.h: Include predict.h
21443 (init_optimization_passes): Move profile ahead.
21444 (execute_function_todo): Handle TODO_rebuild_frequencies.
21446 2007-02-09 Roger Sayle <roger@eyesopen.com>
21448 * config/alpha/alpha.c (emit_insxl): Force the first operand of
21449 the insbl or inswl pattern into a register.
21451 2007-02-09 Roger Sayle <roger@eyesopen.com>
21453 * config/ia64/ia64.md (bswapdi2): New define_insn.
21455 2007-02-09 Richard Henderson <rth@redhat.com>
21457 * config/i386/constraints.md (Ym): New constraint.
21458 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
21459 (movdi_1_rex64): Split sse and xmm general register moves from
21460 memory move alternatives. Use conditional register constraints.
21461 (movsf_1, movdf_integer): Likewise.
21462 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
21463 (movdf_integer_rex64): New.
21464 (pushsf_rex64): Fix output constraints.
21465 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
21466 (sse2_stored): Likewise.
21467 (sse2_storeq_rex64): New.
21468 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
21469 amd and not generic.
21470 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
21471 for optimize_size. Remove SF/DFmode hack.
21473 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21475 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
21478 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
21479 Richard Sandiford <richard@codesourcery.com>
21481 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
21482 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
21483 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
21484 m68k/t-mlib to tmake_file.
21485 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
21486 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
21487 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
21488 Allow it to be cf or m68k. Set m68k_arch_family. If that
21489 variable is not empty, add t-$m68k_arch_family to tmake_file.
21490 Add t-mlibs to tmake_file.
21491 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
21492 * config/m68k/t-cf: New file.
21493 * config/m68k/t-m68k: Likewise.
21494 * config/m68k/t-mlibs: Likewise.
21495 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21496 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21497 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21498 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21499 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
21501 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
21502 (INSTALL_LIBGCC): Delete.
21503 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21504 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21505 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21506 (M68K_MLIB_CPU): Define.
21507 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21508 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21509 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
21511 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
21512 Richard Guenther <rguenther@suse.de>
21514 PR middle-end/23361
21515 * fold-const.c (fold_comparison): Handle obfuscated comparisons
21516 against INT_MIN/INT_MAX.
21517 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
21518 file if a loop is removed.
21520 2007-02-09 Joseph Myers <joseph@codesourcery.com>
21522 * calls.c (store_one_arg): Pass correct alignment to
21523 emit_push_insn for non-BLKmode values.
21524 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
21525 unaligned stack slot via a suitably aligned slot.
21527 2007-02-08 DJ Delorie <dj@redhat.com>
21529 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
21531 (legal_subregs): Use unsigned char, make const.
21532 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
21534 2007-02-08 Paul Brook <paul@codesourcery.com>
21536 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
21537 special interworking needed.
21539 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
21541 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
21542 conditional to __SSE2__.
21543 (Entries below should have been added to first ChangeLog
21544 entry for amdfam10 dated 2007-02-05)
21545 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
21547 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
21549 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
21552 2007-02-08 DJ Delorie <dj@redhat.com>
21554 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
21555 * config/m32c/m32c.c (legal_subregs): New.
21556 (m32c_illegal_subreg_p): New.
21557 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
21558 unsupported subregs of hard regs.
21560 2007-02-08 Jan Hubicka <jh@suse.cz>
21562 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
21563 the same one; always update histograms.
21565 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21567 * passes.c (init_optimization_passes): Tidy comment.
21569 2007-02-08 Roger Sayle <roger@eyesopen.com>
21571 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
21572 strip zero_extend, bswap and rotates from POCOUNT's argument.
21573 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
21574 zero_extend and rotates from PARITY's argument.
21575 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
21576 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
21577 of an integer constant at compile-time.
21579 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21582 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
21584 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
21587 * tree-ssa-live.c (remove_unused_locals): Do not remove
21588 TREE_ADDRESSABLE variables.
21589 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
21590 * tree-ssa-operands.c (add_virtual_operand): Remove argument
21591 FOR_CLOBBER. Update all users.
21592 If VAR has an associated alias set, add a virtual operand for
21593 it if no alias is found to conflict with the memory reference.
21595 2007-02-07 Jan Hubicka <jh@suse.cz>
21596 Robert Kidd <rkidd@crhc.uiuc.edu>
21598 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
21600 2007-02-07 Ian Lance Taylor <iant@google.com>
21602 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
21604 2007-02-07 Roger Sayle <roger@eyesopen.com>
21606 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
21607 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
21608 tablejumpdi, movsi_to_cr_one): Remove constraints from
21609 define_expand's match_operands.
21611 2007-02-07 Roger Sayle <roger@eyesopen.com>
21613 * global.c (compute_regsets): Move declatation of "i" inside of
21614 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
21616 2007-02-07 Jakub Jelinek <jakub@redhat.com>
21619 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
21620 of INDIRECT_REF <RESULT_DECL>.
21622 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
21624 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
21625 Kaz Kojima <kkojima@gcc.gnu.org>
21628 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
21630 (sh_initialize_trampoline): Add parentheses to avoid a warning.
21632 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
21634 * doc/loop.texi: Document possibility not to perform disambiguation
21635 of loops with multiple latches.
21636 * cfgloopmanip.c (alp_enum_p): Removed.
21637 (add_loop): Handle subloops. Use get_loop_body_with_size.
21638 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
21639 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
21640 the new forwarder block.
21641 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
21642 Handle the case latch is NULL.
21643 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
21644 modifications when marking loop exits.
21645 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
21647 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
21648 disambiguate_loops_with_multiple_latches.
21649 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
21650 before fix_loop_structure.
21651 * cfgloop.c: Include pointer-set.h and output.h.
21652 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
21653 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
21654 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
21655 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
21656 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
21657 disambiguate_multiple_latches, get_loop_body_with_size,
21658 disambiguate_loops_with_multiple_latches): New functions.
21659 (flow_loop_dump): Dump multiple latch edges.
21660 (flow_loop_nodes_find): Handle loops with multiple latches.
21661 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
21662 (glb_enum_p): Modified.
21663 (get_loop_body): Use get_loop_body_with_size.
21664 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
21665 (AVOID_CFG_MODIFICATIONS): New constant.
21666 (disambiguate_loops_with_multiple_latches, add_loop,
21667 get_loop_body_with_size): Declare.
21668 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
21670 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
21672 PR inline-asm/28686
21673 * global.c (compute_regsets): New function.
21674 (global_alloc): Refactored ELIMINABLE_REGSET
21675 and NO_GLOBAL_ALLOC_REGS computation out.
21676 (rest_of_handle_global_alloc): Call compute_regsets()
21677 for non-optimizing case.
21679 2007-02-06 Richard Henderson <rth@redhat.com>
21681 * config/i386/constraints.md (Y2): Rename from Y.
21682 (Yi): New constraint.
21683 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
21684 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
21685 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
21686 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
21687 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
21688 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
21689 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
21690 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
21691 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
21692 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
21693 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
21694 vec_extractv2si_1): Change Y constraints to Y2.
21695 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
21696 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
21697 Change Y constraints to Y2.
21698 (sse2_loadld): Change Y constraints to x.
21700 2007-02-06 Roger Sayle <roger@eyesopen.com>
21702 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
21703 (parity<mode>2): New define_expand using rs6000_emit_parity.
21704 * config/rs6000/rs6000.c (rs6000_emit_popcount,
21705 rs6000_emit_parity): New functions.
21706 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
21707 rs6000_emit_parity): Prototype here.
21709 2007-02-06 Ian Lance Taylor <iant@google.com>
21711 * lower-subreg.c (simple_move_operand): Reject CONST.
21712 (resolve_clobber): Call validate_change rather than directly
21713 assigning to XEXP (pat, 0).
21715 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
21717 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
21718 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
21719 (tree-cfg.o): Remove hashtab.h dependency.
21721 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
21722 (struct ivopts_data): Change niters to pointer_map_t.
21723 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
21724 (niter_for_exit): Create pointer_map on demand. Change for
21726 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
21727 (free_loop_data): Destroy data->niters if created and reset field.
21728 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
21729 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
21731 * tree-ssa-reassoc.c: Include pointer-set.h.
21732 (bb_rank): Change to long *.
21733 (operand_rank): Change to pointer_map_t.
21734 (find_operand_rank): Return long, -1 if not found. Declare as inline.
21735 (insert_operand_rank): Accept long.
21736 (operand_entry_hash, operand_entry_eq): Remove.
21737 (get_rank): Return long. Adjust for changes above.
21738 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
21740 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
21742 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
21743 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
21744 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
21746 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
21747 directly since it cannot be NULL.
21748 (get_vi_for_tree): Rewrite for pointer_map API.
21749 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
21750 (init_alias_vars): Create vi_for_tree as pointer_map.
21751 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
21753 * tree-cfg.c: Don't include hashtab.h.
21754 (edge_to_cases): Declare as pointer_map.
21755 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
21757 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
21758 (start_recording_case_labels): Create edge_to_cases as pointer_map.
21759 (end_recoding_case_labels): Cleanup edge_to_cases manually before
21761 (record_switch_edge): Delete.
21762 (get_cases_for_edge): Adjust for pointer_map API, inline
21763 record_switch_edge (rewritten for new API), remove goto.
21765 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
21767 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
21768 * tree-nested.c: Include pointer-set.h.
21769 (var_map_elt, var_map_eq, var_map_hash): Delete.
21770 (struct nesting_info): Remove GTY marker. Change the two htab_t's
21771 to pointer_map_t's.
21772 (nesting_info_bitmap_obstack): New.
21773 (lookup_field_for_decl): Adjust for pointer_map API.
21774 (lookup_tramp_for_decl): Adjust for pointer_map API.
21775 (get_nonlocal_debug_decl): Adjust for pointer_map API.
21776 (get_local_debug_decl): Adjust for pointer_map API.
21777 (convert_nl_goto_reference): Adjust for pointer_map API.
21778 (convert_nl_goto_receiver): Adjust for pointer_map API.
21779 (create_nesting_tree): Create outside GGC space. Create bitmap on
21780 the new obstack. Create field_map and var_map as pointer_maps.
21781 (free_nesting_tree): Adjust for changes to create_nesting_tree.
21783 (lower_nested_functions): Move root here, no need to NULL it.
21784 Initialize and release the obstack.
21786 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
21788 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
21789 Remove prototypes and make them non-static.
21790 (struct tree_int_map): Remove.
21791 * tree.h (struct tree_int_map): Move here, turning TO into an
21793 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
21795 * tree.h (TREE_COMPLEXITY): Remove.
21796 (struct tree_exp): Remove complexity field.
21797 * tree.c (build1_stat): Don't set it.
21799 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
21800 Victor Kaplansky <victork@il.ibm.com>
21802 * tree-vectorizer.c (vect_is_simple_use): Support induction.
21803 (vect_is_simple_reduction): Support reduction with induction as
21804 one of the operands.
21805 (vect_is_simple_iv_evolution): Fix formatting.
21806 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
21807 formatting. Don't mark induction phis for vectorization.
21808 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
21809 * tree-vect-transform.c (get_initial_def_for_induction): New function.
21810 (vect_get_vec_def_for_operand): Support induction.
21811 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
21813 (vectorizable_reduction): Support reduction with induction as one of
21815 (vectorizable_type_demotion): Use def-type of stmt argument rather
21816 than dummy def-type.
21818 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
21819 flag_tree_scev_cprop.
21820 * common.opt (tree-scev-cprop): New flag.
21822 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
21823 call to vect_get_new_vect_var.
21825 2007-02-06 Ira Rosen <irar@il.ibm.com>
21827 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
21828 vectype is not NULL.
21829 (vect_pattern_recog_1): Likewise.
21831 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21833 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
21834 (fold_negate_expr): Likewise.
21836 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
21839 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
21840 even if cv-qualification is the same.
21842 2007-02-05 Geoffrey Keating <geoffk@apple.com>
21844 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
21845 __enable_execute_stack on completion.
21847 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21849 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
21850 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
21851 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
21852 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
21853 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
21854 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
21855 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
21856 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
21858 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21860 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
21861 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
21862 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
21863 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
21864 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
21865 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
21866 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
21867 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
21868 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
21869 umuldi3_highpart_rex64, umulsi3_highpart_insn,
21870 umulsi3_highpart_zext, smuldi3_highpart_rex64,
21871 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
21872 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
21873 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
21874 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
21875 sqrtextenddfxf2_i387): Added amdfam10_decode.
21877 * config/i386/athlon.md (athlon_idirect_amdfam10,
21878 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
21879 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
21880 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
21881 athlon_ivector_store_amdfam10): New define_insn_reservation.
21882 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
21885 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21887 * config/i386/athlon.md (athlon_call_amdfam10,
21888 athlon_pop_amdfam10, athlon_lea_amdfam10): New
21889 define_insn_reservation.
21890 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
21891 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
21892 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
21894 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21896 * config/i386/athlon.md (athlon_sseld_amdfam10,
21897 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
21898 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
21900 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21902 * config/i386/athlon.md (athlon_sseins_amdfam10): New
21903 define_insn_reservation.
21904 * config/i386/i386.md (sseins): Added sseins to define_attr type
21905 and define_attr unit.
21906 * config/i386/sse.md: Set type attribute to sseins for insertq
21909 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21911 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
21912 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
21913 ssecomi_load_amdfam10, ssecomi_amdfam10,
21914 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
21915 define_insn_reservation.
21916 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
21918 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21920 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
21921 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
21922 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
21923 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
21924 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
21925 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
21926 define_insn_reservation.
21928 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
21929 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
21930 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
21931 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
21932 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
21934 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21936 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
21937 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
21938 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
21939 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
21940 athlon_ssemul_load_k8): Added amdfam10.
21942 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21944 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
21945 (x86_sse_unaligned_move_optimal): New variable.
21947 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
21949 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
21950 for unaligned vector SSE double/single precision loads for AMDFAM10.
21952 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21954 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
21955 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
21956 Define TARGET_CPU_DEFAULT_amdfam10.
21957 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
21958 (processor_type): Add PROCESSOR_AMDFAM10.
21960 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
21961 processor_type in config/i386/i386.h.
21962 Enable imul peepholes for TARGET_AMDFAM10.
21964 * config.gcc: Add support for --with-cpu option for amdfam10.
21966 * config/i386/i386.c (amdfam10_cost): New variable.
21967 (m_AMDFAM10): New macro.
21968 (m_ATHLON_K8_AMDFAM10): New macro.
21969 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
21970 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
21971 x86_promote_QImode, x86_integer_DFmode_moves,
21972 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21973 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
21974 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
21975 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
21976 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
21977 Enable/disable for amdfam10.
21978 (override_options): Add amdfam10_cost to processor_target_table.
21979 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
21980 processor_alias_table.
21981 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
21982 (ix86_adjust_cost): Add code for amdfam10.
21984 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21986 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
21987 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
21988 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
21989 * config/i386/i386.h: Add builtin definition for SSE4A.
21990 * config/i386/i386.md: Add support for ABM instructions
21991 (popcnt and lzcnt).
21992 * config/i386/sse.md: Add support for SSE4A instructions
21993 (movntss, movntsd, extrq, insertq).
21994 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
21995 Add -march=amdfam10 flag.
21996 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
21997 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
21999 * doc/extend.texi: Add documentation for SSE4A builtins.
22001 2007-02-05 Bob Wilson <bob.wilson@acm.org>
22003 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
22005 2007-02-05 Richard Guenther <rguenther@suse.de>
22007 * tree-vectorizer.h (vectorizable_function): Add argument type
22008 argument, change return type.
22009 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
22010 * tree-vect-transform.c (vectorizable_function): Handle extra
22011 argument, return vectorized function decl.
22012 (build_vectorized_function_call): Remove.
22013 (vectorizable_call): Handle calls with result and argument types
22014 differing. Handle loop vectorization factor correctly.
22015 * targhooks.c (default_builtin_vectorized_function): Adjust for
22017 * targhooks.h (default_builtin_vectorized_function): Likewise.
22018 * target.h (builtin_vectorized_function): Add argument type
22020 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
22021 extra argument, allow vectorizing of lrintf.
22022 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
22023 documentation of target hook.
22025 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
22028 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
22029 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
22030 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
22032 2007-02-05 Roger Sayle <roger@eyesopen.com>
22034 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
22035 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
22036 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
22037 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
22038 before canonicalizing sincos to cexpi.
22039 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
22041 2007-02-05 Roger Sayle <roger@eyesopen.com>
22043 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
22044 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
22045 (alpha_init_builtins): Use alpha_add_builtins to process tables.
22047 2007-02-05 Roger Sayle <roger@eyesopen.com>
22049 * mips-tfile.c (initialize_init_file): Correct endianness test.
22051 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
22053 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
22054 the 'y' constraint.
22056 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22058 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
22059 saves in a PARALLEL before the register assignments.
22061 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22063 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
22064 DWARF_FRAME_RETURN_COLUMN to be a general register.
22065 * dwarf2out.c (init_return_column_size): New function, split from...
22066 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
22067 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
22068 to be nongeneral registers.
22069 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
22071 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
22072 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
22074 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22076 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
22078 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22080 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
22081 (remove_path): Use can_remove_branch_p and remove_branch instead
22082 of loop_delete_branch_edge.
22083 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
22084 (tree_transform_and_unroll_loop): Remove dead branches immediately.
22085 Update profile using scale_dominated_blocks_in_loop.
22086 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
22087 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
22088 (can_remove_branch_p, remove_branch): Declare.
22089 * tree-cfg.c (tree_can_remove_branch_p): New function.
22090 (tree_cfg_hooks): Add tree_can_remove_branch_p.
22091 * cfgrtl.c (rtl_can_remove_branch_p): New function.
22092 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
22094 2007-02-05 Jan Hubicka <jh@suse.cz>
22096 PR middle-end/30696
22097 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
22098 nodes in cgraph, don't remove offline copy of the function.
22100 2007-02-04 Jan Hubicka <jh@suse.cz>
22102 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
22103 vectors might cause maybe_lookup_element_for_expr to be called
22104 on non-sra-candidate.
22106 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22108 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
22109 config/bfin/bfin.md, config/bfin/predicates.md: Follow
22110 spelling conventions.
22112 2007-02-04 Richard Guenther <rguenther@suse.de>
22114 PR middle-end/30636
22115 * fold-const.c (try_move_mult_to_index): Make sure to not
22116 overflow one dimension of a multi-dimensional array access.
22118 2007-02-04 Jan Hubicka <jh@suse.cz>
22120 * passes.c (init_optimization_passes): Reindent.
22122 2007-02-04 Jan Hubicka <jh@suse.cz>
22123 Eric Botcazou <ebotcazou@adacore.com>
22125 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
22126 (execute_fixup_cfg): Break out the abnormal goto code.
22127 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
22128 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
22129 (optimize_inline_calls): Call make_nonlocal_label_edges.
22131 2007-02-04 Jan Hubicka <jh@suse.cz>
22133 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
22134 true when something was changed.
22135 (rename_ssa_copies): When something was changed, do
22136 TODO_remove_unused_locals.
22137 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22138 add TODO_remove_unused_locals when instruction was removed.
22140 2007-02-04 Jan Hubicka <jh@suse.cz>
22142 * ipa-inline.c (try_inline): Improve debug output; work on already
22144 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
22145 call try_inline for already inlined edges too when flattening;
22146 inline also functions that make callee growth but overall unit size
22149 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22151 * config/m32c/bitops.md, config/m32c/jump.md,
22152 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
22153 config/m32r/m32r.h, config/m32r/m32r.md,
22154 config/m32r/predicates.md, config/m68hc11/larith.asm,
22155 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
22156 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
22157 config/mips/mips-protos.h, config/mips/mips.c,
22158 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
22159 config/mn10300/mn10300.h, config/mn10300/predicates.md,
22160 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
22161 spelling conventions.
22163 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
22164 Follow spelling conventions.
22166 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
22168 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
22169 warn about C++0x compatibility.
22171 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22173 * config/h8300/h8300.c, config/h8300/h8300.h,
22174 config/h8300/h8300.md: Follow spelling conventions.
22176 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
22178 PR middle-end/30667
22179 * combine.c (try_combine): Do not substitute source operand
22180 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
22182 2007-02-03 Jan Hubicka <jh@suse.cz>
22184 PR gcov-profile/30650
22185 * value-prof.c (stringop_block_profile): Fix handling of size counter;
22186 do not divide by zero for never executed counters.
22187 (tree_find_values_to_profile): Fix counters.
22188 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
22190 2007-02-03 Ian Lance Taylor <iant@google.com>
22192 * lower-subreg.c (simple_move_operand): New static function,
22193 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
22195 (simple_move): Call simple_move_operand.
22196 (find_decomposable_subregs): Add special handling of MEMs.
22197 (can_decompose_p): Rename from cannot_decompose_p. Reverse
22198 meaning of return value. If we see a hard register, test whether
22199 it can store a word_mode value. Change all callers.
22201 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22203 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
22204 ftrapv insns and expanders.
22205 (subdi3): Change define_expand operand 1 to arith11_operand, and
22206 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
22207 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
22208 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
22211 PR middle-end/30174
22212 * varasm.c (notice_global_symbol): Treat global objects as weak when
22213 flag_shlib is true.
22215 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22217 * emit-rtl.c (dconstpi): Delete.
22218 (dconstsqrt2): New.
22219 (init_emit_once): Delete dconstpi and init dconstsqrt2.
22220 * real.h (dconstpi): Delete.
22221 (dconstsqrt2): New.
22222 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
22223 (fold_builtin_hypot): Likewise.
22225 2007-02-03 Tom Tromey <tromey@redhat.com>
22228 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
22229 -gcoff3, -gxcoff3, -gvms3 implies -dD.
22231 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
22233 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
22234 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
22235 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
22236 config/rs6000/cell.md, config/rs6000/darwin.h,
22237 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
22238 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
22239 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
22240 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
22241 typos. Follow spelling conventions.
22242 * doc/invoke.texi: Follow spelling conventions.
22244 2007-02-03 Roger Sayle <roger@eyesopen.com>
22246 * simplify-rtx.c (simplify_relational_operation_1): Implement some
22247 canonicalization transformations that attempt to simplify integer
22248 constant comparisons to become comparisons against zero.
22250 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22252 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
22254 * fold-const.c (fold_binary): Fix comment typos. Fold complex
22255 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
22257 2007-02-02 Mike Stump <mrs@apple.com>
22259 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
22260 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
22261 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
22262 generate a branch island.
22264 2007-02-02 Bob Wilson <bob.wilson@acm.org>
22266 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
22267 (xtensa_legitimate_address_p): New.
22268 (xtensa_legitimize_address): New.
22269 (xtensa_output_addr_const_extra): New.
22270 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
22272 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
22273 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
22274 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
22275 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
22276 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
22277 (xtensa_legitimize_address): New.
22278 (xtensa_output_addr_const_extra): New.
22280 2007-02-02 Steve Ellcey <sje@cup.hp.com>
22282 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
22284 2007-02-02 Ian Lance Taylor <iant@google.com>
22286 * expmed.c (expand_divmod): Add comment.
22288 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
22290 * emit-rtl.c (renumber_insns): Remove.
22291 * flags.h: Remove the extern for flag_renumber_insns.
22292 * rtl.h: Remove the prototype for renumber_insns.
22293 * toplev.c (flag_renumber_insns): Remove.
22295 2007-02-02 Hui-May Chang <hm.chang@apple.com>
22297 Revert for x86 darwin:
22298 2005-06-19 Uros Bizjak <uros@kss-loka.si>
22300 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
22301 code before the following patch under TARGET_MACHO.
22302 (ix86_function_value_regno_p): Likewise.
22304 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22306 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
22309 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22312 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
22313 loads to general or fp registers. Add comments.
22314 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
22316 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
22318 * pointer-set.c (insert_aux): Only return insertion slot.
22319 (pointer_set_insert): Adjust.
22320 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
22321 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
22322 pointer_map_traverse): New.
22323 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
22324 pointer_map_create, pointer_map_destroy, pointer_map_insert,
22325 pointer_map_contains, pointer_map_traverse): Declare.
22327 2007-02-02 Jakub Jelinek <jakub@redhat.com>
22329 PR middle-end/30473
22330 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
22331 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
22333 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22335 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
22337 (struct _dep): New type.
22338 (dep_t): New typedef.
22339 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
22340 (DEP_STATUS): New access macro. The macro with the same name was
22341 renamed to DEP_LINK_STATUS.
22342 (dep_init): Declare function
22344 (struct _dep_link): New type.
22345 (dep_link_t): New typedef.
22346 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
22347 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
22348 (DEP_LINK_STATUS): New macro.
22349 (debug_dep_links): New debug function.
22351 (struct _deps_list): New type.
22352 (deps_list_t): New typedef.
22353 (DEPS_LIST_FIRST): New access macro.
22354 (FOR_EACH_DEP_LINK): New cycle macro.
22355 (create_deps_list, free_deps_list, delete_deps_list): Declare
22357 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
22358 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
22359 (copy_deps_list_change_con): Ditto.
22361 (move_dep_link): Declare function.
22363 (struct _dep_node): New type.
22364 (dep_node_t): New typedef.
22365 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
22367 (struct haifa_insn_data.back_deps): New field to hold backward
22368 dependencies of the insn.
22369 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
22371 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
22372 Change its type to deps_list_t.
22373 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
22374 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
22375 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
22377 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
22379 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
22381 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
22383 (dep_cost): Declare.
22385 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
22386 (ds_to_dk, dk_to_ds): New functions.
22388 (init_dep_1): New static function.
22389 (init_dep): New function.
22390 (copy_dep): New static function.
22392 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
22394 (detach_dep_link): New static function.
22395 (move_dep_link): New function.
22397 (dep_links_consistent_p, dump_dep_links): New static functions.
22398 (debug_dep_links): New debugging function.
22400 (deps_obstack, dl_obstack, dn_obstack): New static variables.
22402 (alloc_deps_list, init_deps_list): New static functions.
22403 (create_deps_list): New function.
22404 (clear_deps_list): New static function.
22405 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
22406 (deps_list_consistent_p, dump_deps_list): New static functions.
22407 (debug_deps_list): New function.
22408 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
22410 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
22412 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
22413 use new scheduler dependencies lists.
22414 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
22415 (sched_analyze): Ditto. Initialize dependencies lists.
22416 (add_forw_dep, compute_forward_dependences): Update to use new
22417 scheduler dependencies lists.
22419 (init_dependency_caches): Init deps_obstack.
22420 (free_dependency_caches): Free deps_obstack.
22422 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
22423 new scheduler dependencies lists.
22424 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
22425 (add_back_forw_dep, delete_back_forw_dep): Ditto.
22427 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
22428 Update to use new scheduler dependencies lists.
22429 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
22430 (debug_dependencies): Ditto.
22431 (schedule_region): Update comments.
22433 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
22434 scheduler dependencies lists.
22435 (schedule_ebb): Update comments.
22437 * rtl.def (DEPS_LIST): Remove.
22439 * lists.c (unused_deps_list): Remove.
22440 (free_list): Update assertions.
22442 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
22443 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22445 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
22446 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22448 * haifa-sched.c (comments): Update.
22449 (insn_cost1): Remove. Inline the code into insn_cost ().
22450 (insn_cost): Update to use new scheduler dependencies lists. Move
22451 processing of the dependency cost to dep_cost ().
22452 (dep_cost): New function. Use it instead of insn_cost () when
22453 evaluating cost of the dependency. Use compatible interface to
22454 interact with the target.
22455 (priority): Update to use new scheduler dependencies lists.
22456 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
22457 with greater number of insns that depend on the insn.
22458 (schedule_insn): Update to use new scheduler dependencies lists. Add
22459 code to free backward dependencies lists. Inline and optimize code
22460 from resolve_dep () - see PR28071.
22461 (ok_for_early_queue_removal): Update to use new scheduler dependencies
22462 lists. Update call to targetm.sched.is_costly_dependence hook.
22464 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
22465 scheduler dependencies lists.
22467 (resolve_dep): Remove. Move the logic to schedule_insn ().
22468 (init_h_i_d): Initialize dependencies lists.
22470 (process_insn_depend_be_in_spec): Rename to
22471 process_insn_forw_deps_be_in_spec. Update to use new scheduler
22472 dependencies lists.
22473 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
22474 Update to use new scheduler dependencies lists.
22475 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
22477 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
22478 new scheduler dependencies lists.
22479 (build_intra_loop_deps): Ditto.
22481 * target.h (struct _dep): Declare to use in
22482 gcc_target.sched.is_costly_dependence.
22483 (struct gcc_target.sched.adjust_cost): Fix typo.
22484 (struct gcc_target.sched.is_costly_dependence): Change signature to
22485 use single dep_t parameter instead of an equivalent triad.
22486 (struct gcc_target.sched.adjust_cost_2): Remove.
22488 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
22490 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
22492 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
22494 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
22496 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
22497 (REG_DEP_TRUE): Document.
22499 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
22500 Change signature to correspond to the targetm.sched.adjust_cost hook.
22501 Update use in TARGET_SCHED_ADJUST_COST_2.
22502 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
22503 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
22504 new scheduler dependencies lists.
22505 (ia64_gen_check): Ditto.
22507 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
22508 scheduler dependencies lists.
22510 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
22511 signature to correspond to the targetm.sched.is_costly_dependence hook.
22512 (is_costly_group): Update to use new scheduler dependencies lists.
22514 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
22515 instead of INSN_COST () macro.
22517 2007-02-01 Ian Lance Taylor <iant@google.com>
22519 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
22521 2007-02-01 Guy Martin <gmsoft@gentoo.org>
22523 * pa.md (tp_load): Correct mfctl instruction syntax.
22525 2007-02-01 Geoffrey Keating <geoffk@apple.com>
22527 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
22528 altivec_padding_size calculation on AIX. Improve comment, add
22529 assert to verify that it's right.
22531 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
22534 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
22536 PR inline-asm/28686
22537 * global.c (global_alloc): Add mising initialization of
22540 2007-02-01 Roger Sayle <roger@eyesopen.com>
22542 * alias.c (init_alias_analysis): Correct whitespace.
22543 * bb-reorder.c (fix_edges_for_rarely_executed_code,
22544 partition_hot_cold_basic_blocks): Likewise.
22545 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
22546 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
22547 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
22548 fold_builtin_snprintf_chk, fold_builtin_printf,
22549 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
22550 do_mpfr_arg3, do_mpfr_sincos): Likewise.
22551 * cfgcleanup.c (cleanup_cfg): Likewise.
22552 * cfgexpand.c (tree_expand_cfg): Likewise.
22553 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
22554 * function.c (get_next_funcdef_no): Likewise.
22555 * gengtype.c (main): Likewise.
22556 * genmodes.c (main): Likewise.
22557 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
22558 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
22559 * ifcvt.c (noce_emit_move_insn): Likewise.
22560 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
22562 * stor-layout.c (get_best_mode): Likewise.
22563 * tree-ssa-loop-niter.c (get_val_for): Likewise.
22564 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
22565 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
22566 perform_var_substitution, solve_graph): Likewise.
22567 * tree-vrp.c (vrp_finalize): Likewise.
22569 2007-02-01 Ian Lance Taylor <iant@google.com>
22571 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
22572 high part of a paradoxical subreg, return a constant zero.
22574 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
22576 * toplev.c (lang_dependent_init): Call init_set_costs.
22577 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
22579 2007-02-01 Richard Guenther <rguenther@suse.de>
22581 PR middle-end/30656
22582 * fold-const.c (fold_negate_expr): Allow negating a
22583 constant if overflow does not change.
22585 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22587 * doc/c-tree.texi (Expression trees): Improve markup.
22588 * doc/tm.texi (Register Classes, Addressing Modes)
22589 (Floating Point): Fix spacing after abbreviations. Fix some
22592 2007-02-01 Ben Elliston <bje@au.ibm.com>
22594 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
22595 * doc/contrib.texi: Likewise.
22596 * doc/install.texi: Likewise.
22598 2007-01-31 Richard Henderson <rth@redhat.com>
22599 Ian Lance Taylor <iant@google.com>
22601 * lower-subreg.c: New file.
22602 * rtl.def (CONCATN): Define.
22603 * passes.c (init_optimization_passes): Add pass_lower_subreg and
22604 pass_lower_subreg2.
22605 * emit-rtl.c (update_reg_offset): New static function, broken out
22606 of gen_rtx_REG_offset.
22607 (gen_rtx_REG_offset): Call update_reg_offset.
22608 (gen_reg_rtx_offset): New function.
22609 * regclass.c: Revert patch of 2006-03-05, restoring
22611 (clear_reg_info_regno): New function.
22612 * dwarf2out.c (concatn_loc_descriptor): New static function.
22613 (loc_descriptor): Handle CONCATN.
22614 * common.opt (fsplit_wide_types): New option.
22615 * opts.c (decode_options): Set flag_split_wide_types when
22617 * timevar.def (TV_LOWER_SUBREG): Define.
22618 * rtl.h (gen_reg_rtx_offset): Declare.
22619 (reg_scan_update): Declare.
22620 * regs.h (clear_reg_info_regno): Declare.
22621 * tree-pass.h (pass_lower_subreg): Declare.
22622 (pass_lower_subreg2): Declare.
22623 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
22624 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
22625 -fsplit-wide-types.
22626 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
22627 * Makefile.in (OBJS-common): Add lower-subreg.o.
22628 (lower-subreg.o): New target.
22630 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22632 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
22634 2007-01-31 Anatoly Sokolov <aesok@post.ru>
22637 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
22639 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22641 PR middle-end/29335
22642 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
22644 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
22646 * cfgloop.h: Include vec-prim.h.
22647 (enum li_flags): Remove LI_ONLY_OLD.
22648 (loop_iterator): Changed.
22649 (fel_next, fel_init): Iterate over loop tree.
22650 (FOR_EACH_LOOP_BREAK): New macro.
22651 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
22653 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
22654 * modulo-sched.c (sms_schedule): Ditto.
22655 * tree-vectorizer.c (vectorize_loops): Ditto.
22656 * doc/loop.texi: Update information on loop numbering and behavior of
22657 FOR_EACH_LOOP wrto new loops.
22658 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
22659 add_to_evolution_1): Test nestedness of loops instead of comparing
22661 * tree-chrec.c (chrec_fold_plus_poly_poly,
22662 chrec_fold_multiply_poly_poly, chrec_evaluate,
22663 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
22664 reset_evolution_in_loop): Ditto.
22665 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
22667 2007-01-31 Dirk Mueller <dmueller@suse.de>
22669 * c-common.c (warn_about_parentheses): Separate warning about
22670 un-parenthized sequence of comparison operators from the one
22671 which is supposed to warn about x <= y <= z.
22673 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
22675 * optabs.h (enum optab_index): Add new OTI_isinf.
22676 (isinf_optab): Define corresponding macro.
22677 * optabs.c (init_optabs): Initialize isinf_optab.
22678 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
22680 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
22681 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
22683 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
22684 expand_builtin_interclass_mathfn.
22685 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
22686 * config/i386/i386.md (UNSPEC_FXAM): New constant.
22687 (fxam<mode>2_i387): New insn pattern.
22688 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
22689 built-in functions as x87 inline asm.
22691 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22693 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
22695 2007-01-30 Eric Christopher <echristo@apple.com>
22697 * config.gcc: Add geode.
22699 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22701 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
22702 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
22703 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
22704 value-prof.c: Fix comment typos.
22706 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22709 * doc/invoke.texi (Wpointer-arith): Document warning.
22711 2007-01-30 Janis Johnson <janis187@us.ibm.com>
22713 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
22714 the list of discrepancies from the draft TR.
22716 2007-01-30 Dirk Mueller <dmueller@suse.de>
22719 * doc/invoke.texi (-Wreturn-type): Update description to
22720 match new behavior.
22722 2007-01-30 Richard Sandiford <richard@codesourcery.com>
22724 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
22726 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
22728 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
22729 to handle optabs that operate on floating point input argument and
22730 output to integer output.
22731 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
22732 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
22733 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
22734 expand_builtin_interclass_mathfn ().
22735 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
22736 (ilogbsi2): Remove.
22737 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
22738 ilogbl built-in functions as x87 intrinsics.
22740 2007-01-30 Richard Guenther <rguenther@suse.de>
22742 PR middle-end/27657
22743 * dwarf2out.c (reference_to_unused): Query varpool if the
22744 variable was output.
22746 2007-01-30 Richard Guenther <rguenther@suse.de>
22748 PR middle-end/30313
22749 * passes.c (execute_one_pass): Reset in_gimple_form to not
22750 confuse non-unit-at-a-time mode.
22752 2007-01-29 Roger Sayle <roger@eyesopen.com>
22753 Richard Guenther <rguenther@suse.de>
22755 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
22756 avoid undefined behaviour on overflow. Use force_fit_type_double
22757 to construct the constant with the specified TREE_OVERFLOW.
22759 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22761 * config/dfp-bit.c: Add parameterized support for fp exceptions.
22762 * config/dfp-bit.h: Ditto.
22764 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22766 * c-decl.c (pop_scope): Replace warnings with call to
22767 warn_for_unused_label.
22768 * c-common.h (warn_for_unused_label): Declare.
22769 * c-common.c (warn_for_unused_label): Define.
22771 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22773 * tree-optimize.c (update_inlined_to_pointers): Delete unused
22776 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22778 * Makefile.in (USER_H): Remove decfloat.h.
22779 * ginclude/decfloat.h: Delete, moving contents to ...
22780 * ginclude/float.h: Add support for decimal floating point,
22781 guarded by __STDC_WANT_DEC_FP__.
22783 2007-01-29 Mike Stump <mrs@apple.com>
22785 * doc/gccint.texi (Top): Rename Loop Representation to Loop
22786 Analysis and Representation to resolve case insensitive conflict.
22787 * doc/loop.texi (Loop Analysis and Representation): Likewise.
22789 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
22791 * tree.h (struct tree_memory_tag): Add aliases member.
22792 (MTAG_ALIASES): New macro.
22793 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
22794 (add_may_alias): Remove pointer-set. Update for may_aliases being
22796 (mark_aliases_call_clobbered): Update for may_aliases being a
22798 (compute_tag_properties): Ditto.
22799 (create_partition_for): Ditto.
22800 (compute_memory_partitions): Ditto.
22801 (dump_may_aliases_for): Ditto.
22802 (is_aliased_with): Ditto.
22803 (add_may_alias_for_new_tag): Ditto.
22804 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
22805 (compute_is_aliased): New function.
22806 (compute_may_aliases): Call compute_is_aliased).
22807 (init_alias_info): Initialize alias_bitmap_obstack.
22808 (union_alias_set_into): New function.
22809 (compute_flow_sensitive_aliasing): Use union_aliases_into.
22810 (have_common_aliases_p): Rewrite to take two bitmaps and use
22812 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
22813 Update for bitmaps.
22814 (finalize_ref_all_pointers): Update for add_may_alias changes.
22815 (new_type_alias): Ditto.
22816 * tree-flow-inline.h (may_aliases): Return a bitmap.
22817 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
22818 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
22819 may_aliases being a bitmap.
22820 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
22821 may_aliases now returns a bitmap.
22822 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
22824 * tree-ssa-operands.c (add_virtual_operand): Update for
22825 may_aliases being a bitmap.
22827 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
22829 PR tree-optimization/30630
22830 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
22831 variable as changed.
22833 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
22836 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
22837 expanded only once even if an error occurs.
22839 2007-01-29 Ben Elliston <bje@au.ibm.com>
22841 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
22842 (__gcov_average_profiler): Likewise.
22843 (__gcov_ior_profiler): Likewise.
22844 (__gcov_merge_ior): Likewise.
22846 2007-01-28 Jan Hubicka <jh@suse.cz>
22848 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
22849 * value-prof.c (stringop_block_profile): Likewise.
22851 2007-01-28 Jan Hubicka <jh@suse.cz>
22853 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
22854 Add variant handling histograms; add wrapper.
22855 (clear_storage_via_libcall): Export.
22856 (emit_block_move_hints): Break out from ...; add histograms.
22857 (emit_block_move): ... this one.
22858 (clear_storage_hints): Break out from ...; add histograms.
22859 (clear_storage): ... this one.
22860 (set_storage_via_memset): Handle histogram.
22861 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
22862 (clear_storage_hints, clear_storage_via_libcall): Declare.
22863 (set_storage_via_setmem): Update prototype.
22864 * doc/md.texi (movmem, setmem): Document new arguments.
22866 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
22867 Add new histograms.
22868 (stringop_block_profile): New global function.
22869 (tree_stringops_values_to_profile): Profile block size and alignment.
22870 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
22872 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
22873 (stringop_block_profile): Declare.
22874 * builtins.c: Include value-prof.h.
22875 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
22876 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
22877 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
22878 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
22879 * profile.c (instrument_values): Add new counters.
22880 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
22882 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
22883 (tree_init_edge_profiler): Build new profilers.
22884 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
22885 (pass_tree_profile): Add dump.
22886 (tree_profile_hooks): Update.
22887 * Makefile.in (LIBGCOV): Add new constants.
22888 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
22889 __gcov_ior_profiler): New.
22890 * i386.md (movmem/setmem expanders): Add new optional arguments.
22892 2007-01-28 David Edelsohn <edelsohn@gnu.org>
22894 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
22896 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22898 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
22899 (tree_unswitch_single_loop): Pass eni_size_weights to
22900 tree_num_loop_insns.
22901 * tree-ssa-loop-manip.c: Include tree-inline.h.
22902 (can_unroll_loop_p): Pass eni_size_weights to
22903 tree_num_loop_insns.
22904 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
22905 Pass eni_size_weights to estimate_num_insns.
22906 * tree.h (init_inline_once): Export.
22907 * toplev.c (backend_init): Call init_inline_once.
22908 * cgraphunit.c (cgraph_process_new_functions,
22909 cgraph_analyze_function): Pass eni_inlining_weights to
22910 estimate_num_insns.
22911 * ipa-inline.c (compute_inline_parameters): Ditto.
22912 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
22913 to estimate_num_insns.
22914 (try_unroll_loop_completely): Pass eni_size_weights to
22915 tree_num_loop_insns.
22916 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
22917 ot estimate_num_insns.
22918 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
22919 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
22920 * tree-inline.c (eni_inlining_weights, eni_size_weights,
22921 eni_time_weights): New variables.
22922 (init_inline_once): Initialize them.
22923 (struct eni_data): Mew.
22924 (estimate_num_insns_1, estimate_num_insns): Use weights.
22925 * tree-inline.h (struct eni_weights_d): New.
22926 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
22927 (estimate_num_insns): Declaration changed.
22928 * cfgloop.h (tree_num_loop_insns): Declaration changed.
22929 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
22930 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
22932 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22934 * tree-data-ref.c (conflict_fn): Assert that the number of affine
22935 relations in the conflict function is valid.
22937 2007-01-27 Ian Lance Taylor <iant@google.com>
22939 * common.opt: Add fstrict-overflow.
22940 * opts.c (decode_options): Set flag_strict_overflow if -O2.
22941 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
22942 (TYPE_OVERFLOW_UNDEFINED): Define.
22943 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
22945 * tree.h (TYPE_TRAP_SIGNED): Don't define.
22946 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
22947 (fold_negate_expr): Likewise.
22948 (make_range): Likewise.
22949 (extract_muldiv_1): Likewise.
22950 (maybe_canonicalize_comparison): Likewise.
22951 (fold_comparison): Likewise.
22952 (fold_binary): Likewise.
22953 (tree_expr_nonnegative_p): Likewise.
22954 (tree_expr_nonzero_p): Likewise.
22955 * tree-vrp.c (compare_values): Likewise.
22956 (extract_range_from_binary_expr): Likewise.
22957 (extract_range_from_unary_expr): Likewise.
22958 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
22960 (nowrap_type_p): Likewise.
22961 * tree-scalar-evolution.c (simple_iv): Likewise.
22962 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
22963 (build_range_check): Likewise.
22964 (extract_muldiv_1): Likewise.
22965 (fold_comparison): Likewise.
22966 * tree-vrp.c (vrp_int_const_binop): Likewise.
22967 (extract_range_from_unary_expr): Likewise.
22968 * convert.c (convert_to_integer): Likewise.
22969 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
22970 (fold_comparison): Likewise.
22971 (fold_binary): Likewise.
22972 * optabs.c (optab_for_tree_code): Likewise.
22973 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
22974 * simplify-rtx.c (simplify_const_relational_operation): Check
22975 flag_strict_overflow and flag_trapv.
22976 (simplify_const_relational_operation): Likewise.
22977 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
22978 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
22981 2007-01-27 Roger Sayle <roger@eyesopen.com>
22983 * tree.c (tree_fold_gcd): Delete.
22984 * tree.h (tree_fold_gcd): Remove prototype.
22985 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
22986 test whether one constant integer is a multiple of another. Instead
22987 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
22988 * fold-const.c (multiple_of_p): We've determined both TOP and
22989 BOTTOM are integer constants so we can call int_const_binop directly
22990 instead of the more generic const_binop.
22992 2007-01-27 Roger Sayle <roger@eyesopen.com>
22994 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
22995 1*X check that the constant hasn't overflowed, to preserve the
22997 (round_up): Provide an efficient implementation when rouding-up an
22998 INTEGER_CST to a power-of-two.
23000 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23002 * doc/sourcebuild.texi: Add comma for clarity.
23003 * doc/extend.texi: Fix some typos.
23004 * doc/passes.texi: Likewise.
23005 * doc/cppinternals.texi: Likewise.
23006 * doc/c-tree.texi: Likewise.
23007 * doc/tree-ssa.texi: Likewise.
23008 * doc/install.texi: Likewise.
23010 2007-01-27 Jan Hubicka <jh@suse.cz>
23012 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
23013 (pass_sra): Do not require alias information.
23014 * passes.c (init_optimization_passes): Add SRA
23016 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
23018 * tracer.c (rest_of_handle_tracer): We already cleaned
23019 up the CFG in tracer() so don't do it here again.
23020 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
23021 cleanup_cfg here, either. And don't call renumber_insns.
23023 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
23024 and BB_HEAD are in the insn stream here. Instead make sure
23025 that BB_INSN is valid on all insns. Also, do check here that
23026 there are no pending branch predictions...
23027 (rtl_verify_flow_info): ...instead of doing it here. Checks
23028 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
23031 2007-01-26 Roger Sayle <roger@eyesopen.com>
23033 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
23034 function to simplify/factorize operand order canonicalization.
23035 (ix86_fixup_binary_operands): Reorganize using the above function.
23036 (ix86_binary_operator_ok): Likewise.
23038 2007-01-27 Jakub Jelinek <jakub@redhat.com>
23040 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
23041 file scope from optimize_attrs.
23042 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
23044 (optimize_attrs): Clear insn_code_values after freeing it.
23046 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23048 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
23049 a parts.base assignment.
23051 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23053 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
23054 (compute_subscript_distance, initialize_data_dependence_relation,
23055 finalize_ddr_dependent, analyze_ziv_subscript,
23056 analyze_siv_subscript_cst_affine,
23057 compute_overlap_steps_for_affine_univar,
23058 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
23059 analyze_siv_subscript, analyze_miv_subscript,
23060 analyze_overlapping_iterations, subscript_dependence_tester_1,
23061 compute_self_dependence, free_dependence_relation): Work
23062 with affine_fn instead of chrecs.
23063 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
23064 common_affine_function, affine_function_base,
23065 affine_function_constant_p, affine_fn_op, affine_fn_plus,
23066 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
23067 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
23068 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
23069 (all_chrecs_equal_p): Removed.
23070 * tree-data-ref.h (affine_fn, conflict_function): New types.
23071 (struct subscript): Change type of conflicting_iterations_in_a
23072 and conflicting_iterations_in_b.
23074 2007-01-26 Steve Ellcey <sje@cup.hp.com>
23077 * config/pa/pa.h (TARGET_HPUX_11): New.
23078 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
23079 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
23081 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
23082 Richard Guenther <rguenther@suse.de>
23084 * tree-ssa-structalias.c (solve_graph): Handle case
23085 we merged the variable to another.
23087 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23089 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
23092 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
23093 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
23095 2007-01-25 DJ Delorie <dj@redhat.com>
23097 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
23098 allow changes to modes which don't fit in those registers.
23100 * reload1.c (choose_reload_regs): Check for invalid subregs before
23101 computing their locations, not after.
23103 2007-01-25 Geoffrey Keating <geoffk@apple.com>
23106 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
23107 save Altivec registers in an eh_return function.
23108 (compute_vrsave_mask): Likewise.
23109 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
23110 for saving Altivec registers.
23111 (rs6000_emit_prologue): Don't allocate stack twice in
23112 eh_return function. Correct expected value of altivec_save_offset
23113 when using save_world. Describe save of R0 to stack when using
23114 save_world. Describe stack pointer adjustment when using
23115 save_world. Remove duplicated eh_return parameter register saving.
23116 Update sp_offset variable after save_world.
23117 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
23119 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
23120 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
23123 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23125 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
23127 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23130 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
23131 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
23133 2007-01-25 Richard Guenther <rguenther@suse.de>
23135 * doc/invoke.texi (-Wcoverage-mismatch): Document.
23136 * common.opt (-Wcoverage-mismatch): New warning option.
23137 * coverage.c (get_coverage_counts): Ignore coverage mismatch
23138 if -Wcoverage-mismatch is given.
23140 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
23142 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
23143 (ipcp_driver): Change to static definition.
23144 Add dumping of the ifunctions.
23145 (constant_val_insert): Remove unused parameter. Support for SSA.
23146 (ipcp_propagate_const): Support for SSA.
23147 (ipcp_profile_bb_print): Print only analyzed nodes.
23148 (ipcp_replace_map_create): Remove support for Fortran constant
23150 * ipa-prop.c (ipa_method_modify_stmt,
23151 ipa_callsite_compute_param): Support for SSA.
23152 * ipa-prop.h (ipcp_driver): Remove declaration.
23153 (IS_VALID_TREE_MAP_INDEX): Add define.
23155 2007-01-24 Geoffrey Keating <geoffk@apple.com>
23157 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
23159 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23161 PR middle-end/30447
23162 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
23163 constant argument to cabs and do it without checking for
23164 -funsafe-math-optimizations.
23166 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
23168 * c-common.h (RID_FIRST_CXX0X): New.
23169 (RID_LAST_CXX0X): New.
23170 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
23172 * c.opt (Wc++0x-compat): New.
23173 * doc/invoke.texi (-Wc++0x-compat): Document.
23175 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23177 * builtins.c (fold_builtin_carg): New.
23178 (fold_builtin_1): Use it.
23180 2007-01-24 Jan Hubicka <jh@suse.cz>
23182 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
23184 * ipa-inline.c (initial_insns, max_insns): Delete.
23185 (compute_max_insns): New function.
23186 (cgraph_decide_inlining_of_small_function): Use it; take minimal
23187 amount of insns as base for code growth.
23188 (cgraph_decide_inlining): Make initial_insns local; do not compute
23190 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
23191 * doc/invoke.texi (inline-unit-growth): Update docs.
23193 2007-01-24 Jakub Jelinek <jakub@redhat.com>
23195 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
23196 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
23197 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
23198 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
23199 for CPUs that have PTA_CX16 set.
23201 PR middle-end/27416
23202 * gimplify.c (omp_check_private): New function.
23203 (gimplify_scan_omp_clauses): Use it for
23204 firstprivate/lastprivate/reduction.
23206 PR middle-end/30494
23207 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
23208 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
23210 PR middle-end/30421
23211 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
23212 If lower_lastprivate_clauses emits some statements, append them
23213 to dlist rather than body_p and to body_p append an initializer.
23214 (lower_omp_for): Adjust caller.
23216 2007-01-24 Steve Ellcey <sje@cup.hp.com>
23218 * target.h (globalize_decl_name): New.
23219 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23220 * output.h (default_globalize_decl_name): New.
23221 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
23223 (globalize_decl): Ditto.
23224 (default_globalize_decl_name): New.
23225 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
23226 (ia64_handle_version_id_attribute): New.
23227 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23228 (ia64_asm_output_external): Use globalize_decl_name instead
23229 of globalize_label.
23230 * doc/extend.texi (version_id): New pragma.
23231 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
23233 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23235 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
23236 _uleb128_t and _Unwind_SWord with _sleb128_t.
23237 * unwind-dw2.c (extract_cie_info, execute_stack_op,
23238 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
23240 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
23241 * unwind-pe.h (read_uleb128, read_sleb128,
23242 read_encoded_value_with_base): Likewise.
23243 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
23245 2007-01-24 Richard Guenther <rguenther@suse.de>
23247 * builtins.c (expand_builtin_cexpi): Get the fndecl
23248 for cexp in the correct way.
23250 2007-01-24 Jan Hubicka <jh@suse.cz>
23252 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
23255 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23257 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
23258 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
23259 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
23260 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
23261 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
23262 __SIZEOF_PTRDIFF_T__.
23263 * doc/cpp.texi: Documentation for the new builtin macros added.
23265 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
23267 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
23268 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
23269 instead of operands[2] to avoid access past the end of array.
23271 2007-01-24 Richard Sandiford <richard@codesourcery.com>
23273 * reload1.c (emit_reload_insns): Pass the reload register
23274 for a non-spill output reload through forget_old_reloads_1.
23276 2007-01-23 Joseph Myers <joseph@codesourcery.com>
23278 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23279 _SOFT_DOUBLE if doubles use software floating-point.
23280 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
23281 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23282 * config/rs6000/darwin-ldouble.c: Also compile functions for
23283 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
23284 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23285 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
23286 commented-out long double override.
23287 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
23288 * config/rs6000/eabispe.h: Likewise.
23289 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
23290 long double for non-SPE.
23291 (rs6000_handle_option): Likewise.
23292 (invalid_e500_subreg): Disallow more subregs involding DImode,
23293 DFmode, TImode or TFmode.
23294 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
23296 (legitimate_lo_sum_address_p): Also check for TFmode for E500
23298 (rs6000_legitimize_address): Also handle TFmode for E500 double.
23299 (rs6000_legitimize_reload_address): Also handle TFmode for E500
23301 (rs6000_legitimate_address): Also check for TFmode for E500
23303 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
23304 (spe_build_register_parallel): Handle TFmode and TCmode.
23305 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
23307 (function_arg): Handle TFmode and TCmode for E500 double.
23308 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
23310 (print_operand): Handle TFmode and TImode for %y.
23311 (rs6000_generate_compare): Handle TFmode comparisons for E500
23313 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
23314 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
23315 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
23316 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
23317 TFmode for E500 double.
23318 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
23319 (floatsidf2): Enable for E500 double.
23320 (movtf_softfloat): Use rs6000_nonimmediate_operand.
23321 (extenddftf2): Change to extenddftf2_fprs.
23322 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
23323 depending on TARGET_E500_DOUBLE.
23324 (extendsftf2): Enable for E500 double.
23325 (trunctfdf2): Enable for E500 double.
23326 (trunctfsf2): Change to trunctfsf2_fprs.
23327 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
23328 depending on TARGET_E500_DOUBLE.
23329 (floatsitf2): Enable for E500 double.
23330 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
23331 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
23332 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
23333 (negtf2): Change to negtf2_internal.
23334 (negtf2): New expander.
23335 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
23336 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
23337 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
23338 (movdi_internal32): Use rs6000_nonimmediate_operand.
23339 (unnamed splitter): Likewise.
23340 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
23341 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
23342 (SPE64TF, DITI): New mode macros.
23343 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
23346 (frob_<mode>_di_2): New.
23347 (frob_tf_di_8_2): New.
23348 (frob_di_df): Change to frob_di_<mode>; allow more modes.
23350 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
23352 (frob_ti_<mode>_8_2): New.
23353 (frob_ti_tf_2): New.
23354 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
23355 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
23357 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
23358 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
23359 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
23360 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
23361 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
23362 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
23365 2007-01-23 Ian Lance Taylor <iant@google.com>
23367 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
23369 (OBJS-archive): Reformat, alphabetize.
23370 (OBJS): Change out_object_file to OBJS-md.
23372 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
23374 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
23375 JUMP_P and CALL_P predicates where applicable.
23376 * config/i386/i386.c: Ditto.
23377 * config/i386/i386.md: Ditto.
23378 * config/i386/mmx.md: Ditto.
23379 * config/i386/predicates.md: Ditto.
23381 2007-01-22 Andreas Schwab <schwab@suse.de>
23383 * config/m68k/m68k.h: Fix comment.
23385 2007-01-22 Jan Hubicka <jh@suse.cz>
23387 * passes.c (init_optimization_passes): Do not rerun
23388 pass_early_warn_uninitialized.
23390 2007-01-22 Richard Guenther <rguenther@suse.de>
23392 PR tree-optimization/30038
23393 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
23395 (execute_cse_sincos_1): Likewise.
23396 (execute_cse_sincos): Likewise.
23397 (gate_cse_sincos): Likewise.
23398 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
23399 the cexpi() canonicalization of sincos().
23400 * tree-pass.h (pass_cse_sincos): Declare.
23401 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
23403 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
23405 PR rtl-optimization/29329
23406 * combine.c (replaced_rhs_insn): Rename to i2mod.
23407 (replaced_rhs_value): Rename to i2mod_new_rhs.
23408 (i2mod_old_rhs): New global variable.
23409 (combine_instructions): Adjust for above change. Save a copy of
23410 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
23411 note are substituted in the second instruction.
23412 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
23413 ditch the note if it pertains to the second eliminated register
23414 and this register is mentioned in i2mod_old_rhs.
23417 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
23419 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
23420 the insn to which the note was originally attached.
23422 2007-01-21 Jan Hubicka <jh@suse.cz>
23424 * ipa-inline.c (inlining_mode): Comment, move up.
23425 (cgraph_decide_inlining_incrementally): Do not perform inlining
23426 itself; fix handling of flattening of self recursive functions.
23427 (cgraph_find_cycles): Remove.
23428 (cgraph_flatten_node): Remove.
23429 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
23430 (try_inline): New function.
23431 (cgraph_early_inlining): Update call of
23432 cgraph_decide_inlining_incrementally. Apply inlining here.
23433 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
23435 2007-01-21 Dirk Mueller <dmueller@suse.de>
23438 * tree-vrp.c (check_array_bounds): do not warn
23439 about ADDR_EXPR's of ARRAY_REF's which are immediately
23440 used in binary expressions.
23442 2007-01-21 Ira Rosen <irar@il.ibm.com>
23444 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
23445 read_write_dep and macros for its access.
23446 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
23447 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
23448 argument, call vect_check_interleaving for every independent pair of
23449 data-refs. Mark loads that access the same memory location as a store
23451 (vect_check_dependences): Remove.
23452 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
23453 call, fix the call to vect_analyze_data_ref_dependence.
23454 (vect_analyze_data_ref_access): For statements that access the same
23455 data-ref, check that they are not stores; for loads, check that there
23456 is no store that access the same location.
23458 2007-01-20 Roger Sayle <roger@eyesopen.com>
23459 Joseph Myers <joseph@codesourcery.com>
23461 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
23462 (-fdump-rtl-stack): Likewise.
23463 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
23464 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
23465 (-mpt-fixed): Use @minus{} for minus sign.
23466 (Using Precompiled Headers): Fix under/overfull hbox.
23468 2007-01-20 Jan Hubicka <jh@suse.cz>
23470 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
23471 place within annotation.
23473 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23475 * pa.c (output_move_double): Change array size of xoperands to 4.
23477 2007-01-20 Jan Hubicka <jh@suse.cz>
23479 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
23482 2007-01-19 Ian Lance Taylor <iant@google.com>
23484 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
23485 constant to unsigned HOST_WIDE_INT before negating.
23487 2007-01-19 Ian Lance Taylor <iant@google.com>
23489 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
23491 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
23492 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23493 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
23494 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
23495 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23496 (realloc_vdef, realloc_vuse): Change second parameter to
23498 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
23499 fields to unsigned.
23500 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
23501 unsigned. Change x and lim locals to unsigned.
23502 (realloc_vdef, realloc_vuse): Change num_elem parameter to
23504 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
23505 (copy_virtual_operands): Change i and n locals to unsigned.
23507 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23509 PR middle-end/29335
23510 * builtins.c (fold_builtin_1): Handle builtin fdim.
23512 2007-01-20 Jan Hubicka <jh@suse.cz>
23514 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
23515 * tree-ssa-structalias.c (compute_points_to_sets): Do call
23516 init_alias_heapvars.
23517 (init_alias_heapvars): Initialize only when not already initialized.
23518 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
23520 2007-01-19 Roger Sayle <roger@eyesopen.com>
23522 * common.opt (fsigned-zeros): New command line option.
23523 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
23524 of flag_unsafe_math_optimizations.
23525 * opts.c (set_fast_math_flags): The -ffast-math command line option
23526 implies -fno-signed-zeros.
23527 (fast_math_flags_set_p): Likewise.
23529 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
23530 the documentation of -ffast-math appropriately. Wrap long lines.
23532 2007-01-19 Steve Ellcey <sje@cup.hp.com>
23534 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
23535 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
23537 2007-01-19 Tomas Bily <tbily@suse.cz>
23539 * cgraphunit.c (cgraph_finalize_function): Updating of pid
23541 (tree_init_ic_make_global_vars): New function
23542 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
23543 (tree_gen_ic_profiler): New function
23544 (tree_gen_ic_func_profiler): New function
23545 (tree_profiling): Added calling of tree_gen_ic_func_profiler
23546 (tree_profile_hooks): Added hook for indirec/virtual calls
23547 * value-prof.c (tree_find_values_to_profile): New case for
23549 (tree_values_to_profile): Call for determining indirect/virtual
23551 (tree_indirect_call_to_profile): New function
23552 (tree_ic_transform): New function
23553 (tree_ic): New function
23554 (find_func_by_pid): New function
23555 (init_pid_map): New function
23556 (tree_value_profile_transformations): Added check for
23557 indirect/virtual call transformation
23558 * value-prof.h (enum hist_type): New counter type for
23559 indirect/virtual calls
23560 (profile_hooks): Added new hook for profiling indirect/virtual
23562 * profile.c (instrument_values): New case for indirect/virtual
23564 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
23565 (GCOV_COUNTER_V_INDIR): New counter type
23566 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
23567 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
23569 * cgraph.c: Definition of cgraph_max_pid
23570 (cgraph_create_node): Default init of pid attribute
23571 * cgraph.h: Declaration of cgraph_max_pid
23572 (struct cgraph_node): Added pid attribute
23573 * libgcov.c (__gcov_indirect_call_profiler): New function
23574 (__gcov_one_value_profiler_body): New function
23575 (__gcov_one_value_profiler): Body was moved to
23576 __gcov_one_value_profiler_body and calls it
23578 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
23580 * doc/gty.texi (Options): Document the mark_hook option to GTY.
23581 * gengtype.c (write_types_data, write_func_for_structure,
23582 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
23583 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
23584 (walk_type, write_func_for_structure): Generate the mark_hook if
23587 2007-01-19 Jan Hubicka <jh@suse.cz>
23589 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
23590 'early' argument take inlining mode argument specifying whether to
23591 inline for size/speeed or all functions; add support for flattening;
23593 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
23595 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23598 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
23599 the name of the declared identifier.
23601 2007-01-19 Dirk Mueller <dmueller@suse.de>
23603 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
23604 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
23605 duplicate evaluation.
23607 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
23609 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
23610 Macroize expander using X87MODEF12 mode macro. Extend operand 1
23611 to XFMode, use acosxf2 and truncate result to requested mode.
23612 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23613 (asin<mode>2): Similarly, with asin expanders.
23614 (*fscalexf4_i387): Rename from *fscalexf4.
23615 (expNcorexf3): New expander.
23616 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
23617 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
23618 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
23619 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
23620 patterns for SSE math.
23621 (exp10<mode>2): Similarly, with exp10 expanders.
23622 (exp2<mode>2): Similarly, with exp2 expanders.
23623 (expm1<mode>2): Similarly, with expm1 expanders.
23624 (ldexp<mode>3): Similarly, with ldexp expanders.
23625 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
23626 Use gen_truncxf<mode>2_i387_noop to truncate result.
23628 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23630 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
23631 for ColdFire targets.
23633 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
23634 Richard Sandiford <richard@codesourcery.com>
23636 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
23637 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
23638 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
23639 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
23640 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
23641 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
23643 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23645 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
23646 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
23647 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
23648 (*adddi_dilshr32_cf): New pattern.
23649 (adddi3, subdi3): Remove first alternatives.
23651 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23653 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
23654 implemented using move.l, do not use its cc result for floating-point
23657 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23659 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
23660 from accepting 's' constraints if flag_pic.
23662 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23664 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
23665 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
23666 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
23667 condition from TARGET_68881 to TARGET_HARD_FLOAT.
23669 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
23671 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
23672 ColdFire alternatives.
23673 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
23674 * config/m68k/m68k.md (clzsi2): Define for ColdFire
23675 architectures that support ff1 instruction.
23677 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23678 Julian Brown <julian@codesourcery.com>
23680 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
23681 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
23682 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
23685 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23687 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
23689 (output_move_const_into_data_reg, output_move_simode_const): Delete.
23690 * config/m68k/m68k.c (const_method, const_int_cost): Take a
23691 HOST_WIDE_INT instead of an rtx.
23692 (m68k_rtx_costs): Update call accordingly.
23693 (output_move_const_into_data_reg): Likewise. Fix formatting.
23694 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
23696 (output_move_simode_const): Update calls after above changes.
23697 Rework to use automatic variables and predicates like MEM_P.
23698 * config/m68k/m68k.md (pushexthisi_const): Update call to
23701 2007-01-19 Dirk Mueller <dmueller@suse.de>
23703 * tree-ssa-alias.c (perform_var_substitution): Fix typo
23704 in dump_flags test.
23706 2007-01-19 Richard Guenther <rguenther@suse.de>
23708 * builtins.c (expand_builtin_cexpi): Fall back to expanding
23709 via cexp in case sincos is not available.
23711 2007-01-19 Richard Guenther <rguenther@suse.de>
23713 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
23714 * defaults.h (TARGET_HAS_SINCOS): Default to off.
23715 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
23716 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
23717 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
23718 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
23719 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
23720 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
23722 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
23724 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
23726 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
23727 (atan2xf3): Directly generate RTL pattern.
23728 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
23729 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
23730 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23731 disable patterns for SSE math.
23732 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
23733 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
23734 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23735 disable patterns for SSE math.
23737 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
23739 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
23741 2007-01-18 Roger Sayle <roger@eyesopen.com>
23743 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
23744 VIEW_CONVERT_EXPR to the same type as it's operand.
23746 2007-01-18 David Edelsohn <edelsohn@gnu.org>
23748 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
23749 configured for long double 128.
23751 2007-01-18 Mike Stump <mrs@apple.com>
23753 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
23756 2007-01-18 Michael Meissner <michael.meissner@amd.com>
23758 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
23761 2007-01-18 Jan Hubicka <jh@suse.cz>
23763 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
23764 greater than NUM_VOP_FREE_BUCKETS.
23766 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
23768 * tree-ssa-structalias.c: Update comments.
23769 (ptabitmap_obstack): Removed.
23770 (pta_obstack): New.
23771 (oldpta_obstack): Ditto.
23772 (stats): Add a few members.
23773 (struct variable_info): Remove node, complex, address_taken, and
23774 indirect_target members. Add oldsolution member.
23775 (new_var_info): Do not initialize removed members.
23776 (constraint_expr_type): Remove INCLUDES.
23777 (constraint_graph): Add size, implicit_preds, rep,
23778 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
23779 (FIRST_REF_NODE): New macro.
23780 (LAST_REF_NODE): Ditto.
23781 (FIRST_ADDR_NODE): Ditto.
23782 (find): New function.
23784 (dump_constraint): Do not handle INCLUDES.
23785 (insert_into_complex): Do not insert duplicate constraints.
23786 (condense_varmap_nodes): Renamed and rewritten into ...
23787 (merge_node_constraints): This. Also fix bug in handling of
23788 offseted copy constraints.
23789 (clear_edges_for_node): No longer need to deal with preds at all,
23790 or removing associated preds/succs.
23791 (merge_graph_nodes): Deal with indirect_cycles.
23792 Don't deal with predecessors.
23793 (add_implicit_graph_edge): New function.
23794 (add_pred_graph_edge): Ditto.
23795 (add_graph_edge): Don't deal with predecessors.
23796 (build_constraint_graph): Removed.
23797 (build_pred_graph): New function.
23798 (build_succ_graph): Ditto.
23799 (struct scc_info): Removed in_component. Added roots, dfs, and
23800 node_mapping. Remove visited_index, unification_queue.
23801 (scc_visit): Deal with union-find we do now.
23802 Deal with cycles with REF nodes.
23803 (collapse_nodes): Renamed and rewritten to ...
23804 (unify_nodes): This.
23805 (process_unification_queue): Removed.
23806 (topo_visit): Cleanup
23807 (do_da_constraint): Use find.
23808 (do_sd_constraint): Ditto.
23809 (do_ds_constraint): Ditto.
23810 (do_complex_constraint): Ditto.
23811 (init_scc_info): Update for removed and added members.
23812 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
23813 (find_indirect_cycles): This.
23814 (equivalence_class): New variable.
23815 (label_visit): New function.
23816 (perform_variable_substitution): Rewritten.
23817 (free_var_substitution_info): New function.
23818 (find_equivalent_node): Ditto.
23819 (move_complex_constraints): Ditto.
23820 (eliminate_indirect_cycles): Ditto.
23821 (solve_graph): Only propagate changed bits.
23822 Use indirect cycle elimination.
23824 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
23825 (tree_id_eq): Renamed to ...
23826 (tree_vi_eq): This. Update for member change
23827 (insert_id_for_tree): Renamed and rewritten to ...
23828 (insert_vi_for_tree): This.
23829 (lookup_id_for_tree): Renamed and rewritten to ...
23830 (lookup_vi_for_tree): This.
23831 (get_id_for_tree): Renamed and rewritten to ...
23832 (get_vi_for_tree): Ditto.
23833 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
23834 (process_constraint): Don't handle INCLUDES.
23835 Remove special ADDRESSOF case.
23836 (find_func_aliases): Rewrite to use vi functions instead of id
23838 (create_function_info_for): Ditto.
23839 (create_variable_info_for): Ditto.
23840 (intra_create_variable_infos): Ditto.
23841 (merge_smts_into): Ditto.
23842 (find_what_p_points_to): Ditto.
23843 (init_base_vars): Ditto.
23844 (init_alias_vars): Ditto.
23845 (remove_preds_and_fake_succs): New function.
23846 (dump_sa_points_to_info): Dump new stats.
23847 (dump_solution_for_var): Use find.
23848 (set_used_smts): Fix formatting.
23849 (compute_points_to_sets): Updated for new functions.
23850 (ipa_pta_execute): Ditto.
23852 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23853 Richard Sandiford <richard@codesourcery.com>
23855 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
23857 * calls.c (expand_call): If the return value is a PARALLEL,
23858 extract its first member.
23859 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
23860 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23861 use FUNCTION_EXTRA_EPILOGUE.
23862 (m68k_function_value): Return a PARALLEL if the return value
23863 is of a pointer type.
23864 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
23865 (FUNCTION_EXTRA_EPILOGUE): Remove.
23866 * config/m68k/m68k.md (D0_REG): New constant.
23868 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23870 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23871 output a NOP for empty epilogues.
23873 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23875 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
23876 before function. Extend register save check to include all
23877 registers, not just integer ones.
23879 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23881 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
23882 (m68k_use_return_insn): ...this.
23883 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
23884 * config/m68k/m68k.c (use_return_insn): Rename to...
23885 (m68k_use_return_insn): ...this.
23886 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
23887 of USE_RETURN_INSN.
23889 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23891 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
23892 nearest even, fix denormal rounding overflow.
23894 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23896 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
23897 f%$smove and f%$move.
23898 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
23899 (extendsfdf2_cf): Use fdmove instead of f%&move.
23900 (truncdfsf2_cf): Use fsmove instead of f%$smove.
23901 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
23903 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23905 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
23908 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23910 * real.h (real_format): Add a canonical_nan_lsbs_set field.
23911 (coldfire_single_format): Declare.
23912 (coldfire_double_format): Likewise.
23913 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
23914 of qnan_msb_set to determine the lower bits of a canonical
23916 (encode_ieee_double): Likewise.
23917 (encode_ieee_quad): Likewise.
23918 (ieee_single_format): Initialize canonical_nan_lsbs_set.
23919 (mips_single_format): Likewise.
23920 (ieee_double_format): Likewise.
23921 (mips_double_format): Likewise.
23922 (ieee_extended_motorola_format): Likewise.
23923 (ieee_extended_intel_96_format): Likewise.
23924 (ieee_extended_intel_128_format): Likewise.
23925 (ieee_extended_intel_96_round_53_format): Likewise.
23926 (ibm_extended_format): Likewise.
23927 (mips_extended_format): Likewise.
23928 (ieee_quad_format): Likewise.
23929 (mips_quad_format): Likewise.
23930 (vax_f_format): Likewise.
23931 (vax_d_format): Likewise.
23932 (vax_g_format): Likewise.
23933 (i370_single_format): Likewise.
23934 (i370_double_format): Likewise.
23935 (decimal_single_format): Likewise.
23936 (decimal_double_format): Likewise.
23937 (decimal_quad_format): Likewise.
23938 (c4x_single_format): Likewise.
23939 (c4x_extended_format): Likewise.
23940 (real_internal_format): Likewise.
23941 (coldfire_single_format): New real_format.
23942 (coldfire_double_format): Likewise.
23943 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
23944 canonical_nan_lsbs_set.
23945 (pdp11_d_format): Likewise.
23946 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
23947 if TARGET_COLDFIRE_CPU.
23949 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23951 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
23952 (output_call, m68k_legitimize_call_address): Declare.
23953 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
23954 parenthesees. Add support for a 'W' constraint.
23955 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
23956 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
23957 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
23958 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
23960 (override_options): Initialize them. Do not set flag_no_function_cse
23961 for TARGET_ID_SHARED_LIBRARY.
23962 (m68k_output_pic_call): Delete.
23963 (m68k_legitimize_call_address): New function.
23964 (print_operand): Remove the %o prefix. Handle the %p prefix.
23965 (output_call): New function.
23966 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
23967 target address from the GOT if symbolic jumps are not allowed.
23968 * config/m68k/m68k.md (call, general_operand): Do not set
23969 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
23970 Merge separate flag_pic and !flag_pic define_insns into...
23971 (*call, *call_value): ...these new patterns. Match the address
23972 rather than the containing MEM and require it to be a call_operand.
23973 Use output_call to generate the asm template.
23974 * config/m68k/predicates.md (const_call_operand): New predicate.
23975 (call_operand): Likewise.
23977 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23979 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
23980 (STACK_GROWS_DOWNWARD): Define to 1.
23981 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
23982 comments, emphasizing that these values are only defaults.
23983 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
23984 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
23986 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23988 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
23990 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23991 Richard Sandiford <richard@codesourcery.com>
23993 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
23994 (FP_REGNO_P): New macros.
23995 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
23996 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
23997 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
23998 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
24000 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24002 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24003 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
24005 * config/m68k/t-floatlib: New file, extracting common code from...
24006 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
24007 * config/m68k/t-uclinux: Here.
24008 * config/m68k/fpgnulib.c: Do not compile extendeed precision
24009 routines on ColdFire targets.
24011 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24013 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24014 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
24015 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
24016 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
24017 explicitly set MOTOROLA to 1.
24018 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
24020 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24021 Nathan Sidwell <nathan@codesourcery.com>
24023 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
24024 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
24025 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
24026 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
24027 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
24028 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
24029 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
24030 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
24031 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
24032 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24033 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
24034 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
24035 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
24036 (DBX_REGISTER_NUMBER): Delete.
24037 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
24038 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
24039 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
24041 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24043 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
24044 * config/flat.h: New file.
24045 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
24046 OBJECT_FORMAT_FLAT.
24047 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
24048 indirect references for -msep-data or -mid-shared-library.
24049 Do not use PC-relative code addresses either.
24050 * config/m68k/m68k.c (override_options): Restrict -fPIC error
24052 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
24053 for shared libraries and crt1.o for executables. Use crti.o and
24055 (ENDFILE_SPEC): Use crtend.o and crtn.o.
24056 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
24057 Do not add -elf2flt or -shared-lib-id options here.
24058 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
24059 Pass -shared-lib-id if -mid-shared-library, taking the library
24060 identifier from -mshared-library-id if given, otherwise
24062 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
24063 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
24064 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
24065 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
24066 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
24067 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
24069 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
24070 jump sequence for ISA A and ISA A+.
24071 (PICJUMP): Likewise.
24073 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24075 * config.gcc (m68k-*-uclinux*): Base the port on the common
24076 and m68k GNU/Linux files rather than on the generic ELF ones.
24077 * config/m68k/uclinux.h (TARGET_VERSION): Override.
24078 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
24080 2007-01-18 Julian Brown <julian@codesourcery.com>
24081 Richard Sandiford <richard@codesourcery.com>
24083 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
24084 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24085 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
24087 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
24088 80 unconditionally.
24089 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24091 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24093 * doc/install.texi: Document m68k-uclinuxoldabi.
24094 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
24095 * config/m68k/uclinux-oldabi.h: New file, copied from
24096 config/m68k/uclinux.h.
24098 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
24100 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
24101 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
24102 (m32r_compute_frame_size): Use unsigned for regno.
24103 (m32r_reload_lr): Use gen_frame_mem.
24105 (m32r_output_function_epilogue): Don't output the function epilogue
24107 (m32r_expand_epilogue): New.
24108 (direct_return): Return false if the function has the interrupt
24110 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
24111 * config/m32r/m32r.md (epilogue): New expander.
24112 (return_lr, return_rte): New insns.
24113 (return): Make it expander.
24114 (return_normal): New expander.
24116 2007-01-18 Josh Conner <jconner@apple.com>
24119 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
24120 support for UNLE, UNLT, UNGE, and UNGT.
24122 2007-01-18 Jan Hubicka <jh@suse.cz>
24124 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
24125 * tree-tailcall (add_virtual_phis): Likewise.
24126 (optimize_tail_call): Return TODOs.
24127 (execute_tail_calls): Return TODOs.
24128 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
24129 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
24131 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24132 Cleanup cfg using TODO.
24133 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
24134 * passes.c (execute_function_todo): When cleanup did something, remove
24136 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
24137 (make_edges): Don't cleanup_cfg.
24139 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
24141 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
24142 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
24143 operate on the top of stack.
24144 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
24145 register handling of instructions that output to the second
24147 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
24148 (move_for_stack_reg): Special-case check for dead destination
24149 stack slot for constant load of 1.0 inside UNSPEC_TAN.
24151 * config/i386/i386.md (UNSPEC_TAN): New constant.
24152 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
24153 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
24154 to correctly model move of constant 1.0 to top stack slot.
24155 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
24156 (unnamed peephole2 pattern): Remove corresponding peephole2
24157 pattern that optimizes tan insn and loading of constant 1.0.
24158 (tanxf2): Use fptanxf4_i387.
24159 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
24160 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
24161 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24162 disable patterns for SSE math.
24163 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
24164 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
24166 2007-01-18 Dirk Mueller <dmueller@suse.de>
24167 Richard Guenther <rguenther@suse.de>
24170 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
24171 * common.opt (Warray-bounds): Add new warning option.
24172 * c-opts.c (c_common_handle_option): Define -Warray-bounds
24174 * Makefile.in: make tree-vrp.o depend on toplev.h
24175 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
24177 (check_array_refs, check_array_bounds, check_array_ref): New.
24179 2007-01-18 Jan Hubicka <jh@suse.cz>
24181 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
24182 (execute_ssa_ccp): Return flags conditionally.
24183 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
24185 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
24187 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
24189 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
24190 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
24192 * Makefile.c (GTFILES): Add cfglayout.h.
24193 * gengtype.c (open_base_files): Likewise.
24194 * cfglayout.c (cfg_layout_function_footer,
24195 cfg_layout_function_header) Reindent to make gengtype happy.
24196 * cfglayout.h (cfg_layout_function_footer,
24197 cfg_layout_function_header): Add GTY(()) marker.
24199 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
24201 2007-01-18 Ben Elliston <bje@au.ibm.com>
24203 * genautomata.c (write_automata): Include xstrerror output in the
24204 error message if writing the DFA description file fails.
24206 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
24208 * config/mips/mips-protos.h (mips_output_external): Make it
24210 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
24211 * config/mips/mips.c (irix_output_external_libcall): Likewise.
24212 (extern_list): Likewise.
24213 (extern_head): Likewise.
24214 (TARGET_ASM_FILE_END): Likewise.
24215 (mips_file_end): Likewise.
24216 (mips_output_external): Rewritten.
24218 2007-01-18 Ben Elliston <bje@au.ibm.com>
24220 * genpreds.c (write_insn_preds_c): Only write out the function
24221 body for regclass_for_constraint if we have register constraints.
24223 2007-01-17 Tom Tromey <tromey@redhat.com>
24225 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
24226 * doc/install.texi (Testing): Use sourceware.org.
24227 (Binaries): Likewise.
24228 (Specific): Likewise.
24229 * doc/contrib.texi (Contributors): Use sourceware.org.
24231 2007-01-17 Anatoly Sokolov <aesok@post.ru>
24233 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
24234 (AVR_ENHANCED): Rename to ...
24235 (AVR_HAVE_MUL): ... new.
24236 (avr_enhanced_p): Rename to ...
24237 (avr_have_mul_p): ... new.
24238 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
24239 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
24240 * config/avr/avr.c (avr_enhanced_p): Rename to ...
24241 (avr_have_mul_p): ... new.
24242 (base_arch_s): Rename 'enhanced' to 'have_mul'.
24243 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
24244 'avr_enhanced_p' and 'enhanced'.
24245 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
24246 AVR_HAVE_MUL instead of AVR_ENHANCED.
24247 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24248 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
24249 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
24250 instead of AVR_ENHANCED.
24251 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24252 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
24253 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
24255 2007-01-17 Ian Lance Taylor <iant@google.com>
24257 * vec.h (VEC_reserve_exact): Define.
24258 (vec_gc_p_reserve_exact): Declare.
24259 (vec_gc_o_reserve_exact): Declare.
24260 (vec_heap_p_reserve_exact): Declare.
24261 (vec_heap_o_reserve_exact): Declare.
24262 (VEC_OP (T,A,reserve_exact)): New static inline function, three
24264 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
24265 negative parameter.
24266 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
24267 (VEC_OP (T,A,copy)) [all versions]: Likewise.
24268 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
24269 * vec.c (calculate_allocation): Add exact parameter. Change all
24271 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
24272 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
24273 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
24274 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
24275 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
24276 (vec_heap_p_reserve_exact): New function.
24277 (vec_heap_o_reserve_exact): New function.
24279 2007-01-17 Jan Hubicka <jh@suse.cz>
24281 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
24283 2007-01-17 Eric Christopher <echristo@apple.com>
24285 * config.gcc: Support core2 processor.
24287 2007-01-16 Jan Hubicka <jh@suse.cz>
24289 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
24290 the names, just unlink the chain so we don't crash on dangling
24294 2007-01-16 Jan Hubicka <jh@suse.cz>
24296 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
24297 * tree-pass.h: Reorder to make IPA passes appear toegher.
24298 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
24300 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
24301 parameters, do not call early inliner.
24302 * ipa-inline.c: Update comments. Include tree-flow.h
24303 (cgraph_decide_inlining): Do not compute inlining parameters.
24304 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
24305 be called with function context set up.
24306 (pass_ipa_inline): Remove unreachable functions before pass.
24307 (cgraph_early_inlining): Simplify assuming to be called from the
24309 (pass_early_inline): New pass.
24310 (cgraph_gate_ipa_early_inlining): New gate.
24311 (pass_ipa_early_inline): Turn into simple wrapper.
24312 (compute_inline_parameters): New function.
24313 (gate_inline_passes): New gate.
24314 (pass_inline_parameters): New pass.
24315 (apply_inline): Move here from tree-optimize.c
24316 (pass_apply_inline): New pass.
24317 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
24319 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
24320 doing them by hand.
24321 (tree_function_versioning): Do not allocate dummy struct function.
24322 * tree-inline.h (optimize_inline_calls): Update prototype.
24323 * tree-optimize.c (execute_fixup_cfg): Export.
24324 (pass_fixup_cfg): Remove
24325 (tree_rest_of_compilation): Do not apply inlines.
24326 * tree-flow.h (execute_fixup_cfg): Declare.
24327 * Makefile.in (gt-passes.c): New.
24328 * passes.c: Include gt-passes.h
24329 (init_optimization_passes): New passes.
24330 (nnodes, order): New static vars.
24331 (do_per_function_toporder): New function.
24332 (execute_one_pass): Dump current pass here.
24333 (execute_ipa_pass_list): Don't dump current pass here.
24335 2007-01-16 Janis Johnson <janis187@us.ibm.com>
24337 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
24338 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
24340 2007-01-16 David Edelsohn <edelsohn@gnu.org>
24342 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
24343 (strong_alias): Define.
24344 (__gcc_qmul): Provide non-FMA for soft-float.
24345 (__gcc_qdiv): Same.
24350 (__gcc_qunord): New.
24360 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
24361 soft-float functions.
24362 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
24363 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
24364 about long double soft float.
24366 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
24367 Tehila Meyzels <tehila@il.ibm.com>
24369 * tree-vectorizer.h (is_pattern_stmt_p): New.
24370 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
24371 formatting (tabs instead of spaces). Cleanup and clarify setting
24372 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
24373 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
24374 (vectorizable_type_demotion): Check that types are integral.
24375 (vectorizable_type_promotion): Likewise.
24376 (vectorizable_store): Fix typo. Eliminate new-line at end of
24379 2007-01-16 Jan Hubicka <jh@suse.cz>
24381 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
24384 2007-01-15 Eric Christopher <echristo@apple.com>
24386 * ifcvt.c: Include vec.h, vecprim.h.
24387 (check_cond_move_block): New argument regs.
24388 Reorganize. Add registers used to regs.
24389 (cond_move_process_if_block): Use regs set above as
24392 2007-01-15 Eric Christopher <echristo@apple.com>
24394 * config/darwin.h: Update copyright.
24395 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
24396 (LINK_COMMAND_SPEC): Add -u.
24397 (LINK_SPEC): Fix umbrella for above.
24399 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
24401 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
24404 2007-01-15 Tom Tromey <tromey@redhat.com>
24406 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
24407 * doc/install.texi (Testing): Don't mention jacks.
24408 (Configuration): Document --enable-java-maintainer-mode. Move
24409 --with-java-home to libgcj-specific section. Document
24411 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
24413 2007-01-15 Jan Hubicka <jh@suse.cz>
24415 * tree-ssa-dce.c (DCE_TODOs): New.
24416 (propagate_necessity): Return if something changed.
24417 (eliminate_unnecessary_stmts): Likewise.
24418 (perform_tree_ssa_dce): Return TODO flags when needed.
24419 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
24421 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
24423 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
24424 (fyl2x_extend<mode>xf3_i387): New insn pattern.
24425 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
24426 patterns using X87MODEF12 mode macro. Extend operand 1
24427 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24428 (log10<mode>2): Ditto.
24429 (log2<mode>2): Ditto.
24430 (log1p<mode>2): Ditto.
24431 (logb<mode>2): Ditto.
24432 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
24433 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
24434 (*fxtractxf3_i387): Rename from *fxtractxf3.
24435 (fxtract_extend<mode>xf3_i387): New insn pattern.
24436 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
24437 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
24438 and gen_fyl2xxf3_i387().
24440 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
24442 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
24443 * cfgloopmanip.c (fix_loop_placement): Made static. Use
24444 get_loop_exit_edges. Changed return type to bool.
24445 * cfgloop.h (fix_loop_placement): Declaration removed.
24447 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
24449 * param.h (MIN_VECT_LOOP_BOUND): New.
24450 * params.def (MIN_VECT_LOOP_BOUND): New.
24451 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
24452 argument - minimum threshold for number of iterations.
24453 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
24454 argument to declaration.
24455 * tree-vect-analyze.c (vect_analyze_operations): Check value of
24456 MIN_VECT_LOOP_BOUND.
24457 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
24458 slpeel_tree_peel_loop_to_edge with additional argument.
24459 (vect_do_peeling_for_alignment): Likewise.
24460 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
24462 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
24465 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
24466 operands of size 1.
24468 2007-01-14 Jan Hubicka <jh@suse.cz>
24470 * tree-dfa.c (remove_referenced_var): New function.
24471 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
24472 prune referenced vars list too.
24473 * tree-flow.h (remove_referenced_var): Declare.
24475 2007-01-14 Jan Hubicka <jh@suse.cz>
24477 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
24479 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
24480 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
24481 * except.h (verify_eh_throw_table_statements): Kill prototype.
24482 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
24483 into call exrepssions.
24484 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
24486 * tree-cfg.c: Include pointer-set.h.
24487 (verify_node_sharing): Work on pointer set.
24488 (verify_eh_throw_stmt_node): New.
24489 (verify_stmts): Use pointers sets, verify throw_stmt.
24491 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
24493 * ipa-reference.c (analyze_function): Consider also addresses taken
24496 2007-01-12 Roger Sayle <roger@eyesopen.com>
24498 * c-typeck.c (null_pointer_constant_p): Replace use of
24499 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24500 (build_c_cast): Likewise.
24502 2007-01-12 Roger Sayle <roger@eyesopen.com>
24504 * tree.h (force_fit_type_double): Remove unused final argument.
24505 * c-common.c (constant_expression_warning): Replace use of
24506 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24507 (convert_and_check): Likewise.
24508 (shorten_compare): Update call to force_fit_type_double.
24509 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
24510 * convert.c (convert_to_pointer): Update call to
24511 force_fit_type_double.
24512 * fold-const.c (force_fit_type_double): Remove overflowed_const
24514 (int_const_binop, fold_convert_const_int_from_int,
24515 fold_convert_const_int_from_real, fold_div_compare,
24516 fold_sign_changed_comparison, fold_unary, fold_negate_const,
24517 fold_abs_const, fold_not_const): Remove the final argument from
24518 calls to force_fit_type_double.
24520 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
24522 * configure.ac: Set insn to "nop" for spu-*-* also.
24523 * configure: Regenerate.
24525 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
24527 * builtins.def : Add BUILT_IN_FREE.
24529 2007-01-12 Jan Hubicka <jh@suse.cz>
24531 PR tree-optimization/30443
24532 * tree-inline.c (tree_function_versioning): Do not optimize when
24533 cloning for inlining.
24535 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
24537 * doc/loop.texi: Document recording of loop exits.
24538 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
24539 (update_single_exits_after_duplication,
24540 update_single_exit_for_duplicated_loop,
24541 update_single_exit_for_duplicated_loops): Removed.
24542 (duplicate_loop_to_header_edge): Do not call
24543 update_single_exits_after_duplication and
24544 update_single_exit_for_duplicated_loops.
24545 (loop_version): Do not update single_exit information.
24546 (fix_loop_structure): Use record_loop_exits instead of
24547 mark_single_exit_loops.
24548 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
24549 the lists of loop exits.
24550 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
24551 split_edge, merge_blocks): Update the lists of loop exits.
24552 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
24553 loop_optimizer_init.
24554 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
24555 of mark_single_exit_loops.
24556 (loop_optimizer_finalize): Call release_recorded_exits.
24557 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
24558 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
24559 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
24560 update single exit information.
24561 * lambda-code.c (perfect_nestify): Ditto.
24562 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
24563 (mark_single_exit_loops): Removed.
24564 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
24565 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
24566 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
24568 (get_loop_exit_edges, single_exit): Use recorded exit lists.
24569 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
24570 (verify_loop_structure): Verify consistency of the exit lists.
24571 (flow_loops_find): Use alloc_loop. Initialize exits hash.
24572 (set_single_exit): Removed.
24573 * cfgloop.h (struct loop_exit): New function.
24574 (struct loop): single_exit_ field replaced by exits field.
24575 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
24576 LOOPS_HAVE_RECORDED_EXITS.
24577 (struct loops): Added exits hash.
24578 (mark_single_exit_loops, set_single_exit): Declaration removed.
24579 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
24581 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24583 * doc/invoke.texi: Avoid use of @headitem.
24585 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24587 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
24589 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24591 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
24594 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24595 Richard Sandiford <richard@codesourcery.com>
24597 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
24598 * config/m68k/m68k.opt: Resort options.
24599 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
24601 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24602 Richard Sandiford <richard@codesourcery.com>
24604 * doc/invoke.texi: Document the macros that are defined by
24605 m68k's -mtune and -mhard-float options.
24606 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
24607 (m68k_cpp_cpu_family): Likewise.
24608 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
24609 of __ucfv*__ macros. Define __mcffpu__ if generating code for
24610 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
24611 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
24612 (m68k_cpp_cpu_family): Likewise.
24614 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24616 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
24617 macros besides mc68000 as tuning macros. Use a switch statement
24618 to set them and mcpu32.
24620 2007-01-12 Julian Brown <julian@codesourcery.com>
24622 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
24623 (TARGET_68040_ONLY): Rename to...
24624 (TARGET_68040): ...this.
24625 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
24626 * config/m68k/m68k.md: Likewise.
24628 2007-01-12 Julian Brown <julian@codesourcery.com>
24629 Nathan Sidwell <nathan@codesourcery.com>
24630 Richard Sandiford <richard@codesourcery.com>
24632 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
24633 the -mcpu= argument associated with the --with-cpu setting.
24634 Define M68K_DEFAULT_TUNE to the default -mtune= option,
24635 if different from the one implied by the -mcpu setting.
24636 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
24637 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
24638 * doc/invoke.texi: Mention ColdFire in the introduction to the
24639 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
24640 -mno-div and -mhard-float options. Make -m68881 a synonym for
24641 -mhard-float. Document the previously-undocumented -m5206e,
24642 -m528x, -m5307 and -m5407 options. Tweak the existing option
24643 documentation for consistency.
24644 * doc/install.texi: Mention new --with-cpu arguments.
24645 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
24646 default CPU if neither -mcpu nor -march are specified.
24647 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
24648 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
24649 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
24650 using m68k_tune to decide between families that implement the
24651 same ISA. Use m68k_tune to set __mcfv4e__.
24652 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
24653 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
24654 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
24655 (FL_ISA_C, FL_ISA_MMU): New macros.
24656 (MASK_COLDFIRE): Delete.
24657 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
24658 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
24659 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
24660 (TARGET_HARD_FLOAT): Do not define here.
24661 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
24662 (TUNE_68000): New macro.
24663 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
24664 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
24665 (TUNE_CFV2): Redefine in terms of m68k_tune.
24666 (uarch_type, target_device, fpu_type): New enums.
24667 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
24668 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
24669 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
24670 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
24671 (FL_FOR_isa_c): New macros.
24672 (m68k_isa): New enum.
24673 (m68k_target_selection): New structure.
24674 (all_devices, all_isas, all_microarchs): New tables.
24675 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
24676 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
24677 (MASK_ALL_CPU_BITS): Delete.
24678 (m68k_find_selection): New function.
24679 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
24680 Map the legacy target options to a combination of the new ones.
24681 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
24682 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
24683 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
24685 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
24686 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
24688 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
24689 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
24690 * config/m68k/m68k-devices.def: New file.
24692 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24693 Nathan Sidwell <nathan@codesourcery.com>
24695 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
24696 (SUBTARGET_EXTRA_SPECS): New macros.
24697 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
24698 use %(asm_cpu_spec) instead.
24699 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
24700 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
24701 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
24702 (EXTRA_SPECS): Rename to...
24703 (SUBTARGET_EXTRA_SPECS): ...this.
24705 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24706 Richard Sandiford <richard@codesourcery.com>
24707 Julian Brown <julian@codesourcery.com>
24709 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24710 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
24711 to the configuration's default CPU.
24712 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
24713 Remove default masks.
24714 (m680[012]0-*-*): Set the default with_cpu to the first part of
24716 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
24717 (m68k*-*-linux): Extend the --with-cpu handling to...
24718 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
24719 and m68010. Don't set target_cpu_default2.
24720 * doc/install.texi: Document --with-cpu for m68k.
24721 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
24722 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
24723 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
24724 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
24725 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
24726 (ASM_SPEC): Remove use of %(asm_cpu_default).
24727 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
24728 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
24729 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
24730 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
24731 __HAVE_FPU__ if TARGET_HARD_FLOAT.
24732 (TARGET_DEFAULT): Delete.
24733 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
24734 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
24735 (CPP_CPU_SPEC): Delete.
24736 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
24737 the appropriate string.
24738 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
24739 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
24740 (ASM_SPEC): Don't use %(asm_default_spec).
24741 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
24742 TARGET_DEFAULT and add MASK_68881.
24743 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
24745 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24747 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
24748 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
24749 MASK_68010 alongside MASK_68020.
24750 * doc/invoke.texi: Document -m68010.
24751 * config/m68k/m68k.opt (m68010): New.
24752 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
24754 (TUNE_68010): New macro.
24755 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
24756 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
24757 (M68K_CPU_m68332): Add MASK_68010.
24758 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
24759 fallback definition.
24760 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
24762 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
24763 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
24764 to all entries that use MASK_68020.
24765 (output_move_simode_const, output_move_himode, output_move_qimode)
24766 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
24767 instead of TARGET_68020 to select clr behavior. Remove comment
24768 about there being no TARGET_68010.
24769 * config/m68k/m68k.md: Likewise throughout.
24771 2007-01-12 Julian Brown <julian@codesourcery.com>
24773 * config/m68k/m68k.h (TARGET_ISAB): New macro.
24774 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
24775 * config/m68k/m68k.md: Likewise.
24777 2007-01-12 Julian Brown <julian@codesourcery.com>
24779 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
24780 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
24782 2007-01-12 Julian Brown <julian@codesourcery.com>
24784 * config/m68k/m68k.h (TUNE_68040_60): New macro.
24785 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
24786 * config/m68k/m68k.md: Likewise.
24788 2007-01-12 Julian Brown <julian@codesourcery.com>
24789 Richard Sandiford <richard@codesourcery.com>
24791 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
24792 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
24793 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
24795 (TARGET_CPU32): Rename to...
24796 (TUNE_CPU32): ...this.
24797 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
24798 (TUNE_CFV2): New macros.
24799 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
24800 remove conditions that are implied by TARGET_68020.
24801 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
24802 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
24803 (m68k_output_function_epilogue): Likewise.
24804 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
24805 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
24806 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
24807 non-68000 timings. Refactor multiplication and division costs.
24808 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
24809 TUNE_CPU32 instead of TARGET_CPU32.
24810 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
24811 and TUNE_68060 instead of TARGET_68060.
24812 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
24813 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
24815 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
24816 && !TARGET_COLDFIRE" to choose between moveq and clr.
24817 Likewise in the unnamed movsf pattern.
24818 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
24819 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
24822 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24824 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
24825 of tabbing before backslashes.
24827 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24829 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
24830 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
24831 (ASM_OUTPUT_INTERNAL_LABEL): Define.
24833 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24835 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
24836 find_interesting_uses_cond.
24837 (find_interesting_uses_cond): Use extract_cond_operands.
24838 (rewrite_use_compare): Use extract_cond_operands and
24839 force_gimple_operand_bsi. Do not call update_stmt.
24840 (determine_use_iv_cost_condition): Use extract_cond_operands.
24841 Return cheaper of using original bound and changing the exit bound.
24843 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24845 PR tree-optimization/29516
24846 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
24847 most_expensive_mult_to_index, addr_to_parts,
24848 create_mem_ref, maybe_fold_tmr): Make the type of
24849 fields of TARGET_MEM_REF sizetype.
24850 (move_fixed_address_to_symbol, move_pointer_to_base):
24852 * tree.def (TARGET_MEM_REF): Add comment on types of
24855 2007-01-11 Joseph Myers <joseph@codesourcery.com>
24857 * c-common.c (vector_types_convertible_p): Treat opaque types as
24858 always convertible if they have the same size, but not otherwise.
24860 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
24862 * ifcvt.c (struct noce_if_info): Add comments to the fields.
24863 Remove the b_unconditional field.
24864 (noce_try_sign_mask): Do not look at b_unconditional.
24865 (noce_process_if_block): Do not use merge_if_blocks. Update
24866 the CFG here. Do not set b_unconditional.
24867 (cond_move_process_if_block): Likewise.
24868 (find_cond_trap): Likewise.
24869 (check_cond_move_block): Require simple jump insns at the end
24870 of the basic block.
24872 2007-01-11 Jan Hubicka <jh@suse.cz>
24874 PR tree-optimization/1046
24875 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
24876 when alias info is not ready.
24877 (pass_tail_recursion): Do not require aliasing.
24878 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
24879 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
24880 * tree-ssa-copy.c (pass_copy_prop): Likewise.
24881 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
24882 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
24883 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
24884 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
24886 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
24887 When aliasing is not build, mark statement as volatile.
24889 2007-01-11 Tom Tromey <tromey@redhat.com>
24891 PR preprocessor/15185, PR preprocessor/20989:
24892 * doc/cppopts.texi <-MT>: Update description of algorithm for
24893 computing default target.
24894 <-M, -MD>: Reword "basename" text.
24896 2007-01-11 Roger Sayle <roger@eyesopen.com>
24898 * builtins.c (expand_builtin_pow, expand_builtin_powi,
24899 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
24900 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
24901 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
24902 fold_builtin_bswap, real_constp, fold_builtin_pow,
24903 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
24904 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
24905 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24906 * convert.c (convert_to_pointer): Likewise.
24907 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
24908 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
24909 const_binop, fold_convert_const_int_from_int,
24910 fold_convert_const_int_from_real,
24911 fold_convert_const_real_from_real, sign_bit_p,
24912 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
24913 fold_sign_changed_comparison, fold_unary, fold_comparison,
24914 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
24915 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
24916 * print-tree.c (print_node_brief, print_node): Likewise.
24917 * stor-layout.c (place_field, layout_type): Likewise.
24918 * tree-chrec.c (keep_cast): Likewise.
24919 * tree.c (build_vector, build_real, build_real_from_int_cst,
24920 build_complex): Likewise.
24922 2007-01-11 Roger Sayle <roger@eyesopen.com>
24924 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
24925 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
24927 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
24929 * configure.ac (strict1_warn): Rename to strict_warn.
24930 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
24931 cc_set_by_configure, quoted_cc_set_by_configure,
24932 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
24933 all_boot_languages, all_stagestuff): Remove.
24934 (target_list): Remove bootstrap targets.
24935 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
24936 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
24937 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
24938 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
24939 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
24940 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
24941 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
24942 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
24943 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
24944 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
24945 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
24946 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
24947 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
24948 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
24949 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
24950 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
24951 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
24952 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
24953 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
24954 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
24955 (mostlyclean): Adjust.
24956 (clean, distclean): Don't mention bootstrap stuff.
24957 * configure: Regenerate.
24958 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
24959 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
24960 treelang/config-lang.in (stagestuff): Remove.
24961 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
24962 stageprofile, stagefeedback, stagestuff): Remove mention.
24964 2007-01-11 Nick Clifton <nickc@redhat.com>
24966 * config/mcore/predicates.md (mcore_general_movesrc_operand):
24968 (mcore_general_movdst_operand): Do not accept CONST_INTs.
24969 (mcore_arith_K_S_operand): Run the test for the S constraint not
24970 the test for the M constraint.
24971 (mcore_addsub_operand): Do not accept integer values that are
24972 larger than 32 bits.
24973 * config/mcore/mcore.md: Remove unused constraints from split.
24974 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
24975 (addsi3): Likewise.
24976 (allocate_stack): Likewise.
24977 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
24978 operands to 32 bits.
24979 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
24981 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
24982 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
24983 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
24984 mcore_output_bclri, mcore_output_andn, output_inline_const,
24985 mcore_output_move, mcore_output_movedouble): Likewise.
24986 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
24987 (output_inline_const): Likewise.
24988 (output_inline_const): Fix format strings used in sprintf
24990 * config/mcore/mcore-protos.h: Update prototypes for changed
24991 functions in mcore.c.
24992 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
24993 HOST_WIDE_INT and not int.
24994 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
24995 CONST_OK_FOR_N): Likewise.
24996 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
24997 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
25000 2007-01-10 Jan Hubicka <jh@suse.cz>
25002 * tree-vrp.c (remove_range_assertions): Release defs.
25003 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
25004 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
25006 2007-01-10 Paul Brook <paul@codesourcery.com>
25008 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
25009 * config/arm/arm.md (mulsi3subsi): New insn.
25011 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
25013 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
25014 (tree_transform_and_unroll_loop): New.
25015 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
25018 2007-01-10 Robert Kennedy <jimbob@google.com>
25020 * fold-const.c (fold_comparison): Fold comparisons like (x *
25021 1000 < 0) to (x < 0).
25023 2007-01-10 Ian Lance Taylor <iant@google.com>
25025 * tree-pretty-print.c (dump_generic_node): Print parentheses when
25026 operands have the same priority.
25028 2007-01-10 Tom Tromey <tromey@redhat.com>
25030 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
25031 (fold_binary): Likewise.
25032 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
25033 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
25034 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
25035 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
25036 * langhooks.h (struct lang_hooks): Removed field
25037 'can_use_bit_fields_p'.
25039 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
25041 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
25043 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
25045 * function.c (get_last_funcdef_no): New function.
25046 * function.h (get_last_funcdef_no): Declare.
25047 * tree-inline.c (initialize_cfun): Add initialization.
25048 (tree_function_versioning): Cleanup.
25050 2007-01-10 Jan Hubicka <jh@suse.cz>
25052 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
25055 2007-01-10 Sa Liu <saliu@de.ibm.com>
25056 Ben Elliston <bje@au.ibm.com>
25058 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
25059 for SAVE_NONLOCAL and Pmode for any other save level.
25060 * spu-protos.h (spu_restore_stack_block): Declare.
25061 * spu.md (save_stack_block): Remove.
25062 (restore_stack_block): Call spu_restore_stack_block.
25063 * spu.c (spu_restore_stack_block): New function.
25064 (spu_expand_epilogue): Remove old comment.
25066 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
25068 PR tree-optimization/30322
25069 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
25070 (cand_value_at): Return the value as aff_tree.
25071 (may_eliminate_iv): Convert the bound from aff_tree to tree.
25072 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
25073 aff_combination_mult): New functions.
25074 (aff_combination_add): Use aff_combination_add_cst.
25075 (aff_combination_convert): Allow conversions to a wider type.
25076 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
25077 * tree-affine.h (aff_combination_mult): Declare.
25079 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
25081 * doc/tm.texi: Update documentation to reflect reality of exec
25082 and start file search behaviours. Update copyright year.
25083 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
25084 header file directories.
25086 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
25088 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
25089 (*cosxf2): Rename to cosxf2_i387.
25090 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
25091 using X87MODEF12 mode macro. Rename patterns to
25092 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
25094 (*cosdf2, *cossf2): Ditto.
25095 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
25096 to match extended input operands.
25097 (sincos<mode>3): New expander.
25098 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
25099 insn patterns and corresponding splitters.
25101 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
25103 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
25104 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
25106 2007-01-09 Nicolas Pitre <nico@cam.org>
25109 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
25111 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25113 * target.h (struct gcc_target): New field library_rtti_comdat.
25114 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
25115 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
25116 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
25117 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
25119 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25121 * doc/invoke.texi (Optimize Options): Correct description of -O0.
25123 2007-01-08 Richard Guenther <rguenther@suse.de>
25125 * tree.h (force_fit_type_double): Export.
25126 (force_fit_type): Remove.
25127 * fold-const.c (force_fit_type_double): New function.
25128 (force_fit_type): Remove.
25129 (int_const_binop): Use it.
25130 (fold_convert_const_int_from_int): Likewise.
25131 (fold_convert_const_int_from_real): Likewise.
25132 (fold_div_compare): Likewise.
25133 (fold_sign_changed_comparison): Likewise.
25134 (fold_unary): Likewise.
25135 (fold_negate_const): Likewise.
25136 (fold_abs_const): Likewise.
25137 (fold_not_const): Likewise.
25138 * c-common.c (shorten_compare): Use force_fit_type_double.
25139 * convert.c (convert_to_pointer): Likewise.
25141 2007-01-08 Richard Guenther <rguenther@suse.de>
25143 * tree.h (build_int_cst_wide_type): Export.
25144 * tree.c (build_int_cst_wide_type): New function.
25145 (build_int_cst_wide): Fix comment.
25146 * builtins.c (fold_builtin_object_size): Use build_int_cst
25147 to build -1 or 0 of the correct type. Use fit_double_type
25148 to check for overflow.
25149 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
25151 (decode_field_reference): Likewise.
25152 (all_ones_mask_p): Likewise.
25153 (native_interpret_int): Use build_int_cst_wide_type.
25154 (fold_binary): Use build_int_cst_type to build an all-ones
25156 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
25158 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
25160 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
25162 2007-01-09 Ben Elliston <bje@au.ibm.com>
25164 * genautomata.c (STATS_OPTION): New option.
25165 (stats_flag): New flag.
25166 (gen_automata_option): Handle it.
25167 (initiate_automaton_gen): Ditto.
25168 (write_automata): Output statistics only if stats_flag is
25169 set. Likewise, output time statistics only if time_flag is set.
25170 * doc/md.texi (Processor pipeline description): Document new flag.
25172 2007-01-08 Richard Guenther <rguenther@suse.de>
25174 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
25175 * tree.c (build_int_cst_type): Likewise.
25176 (size_in_bytes): Don't call force_fit_type on the result.
25177 (int_fits_type_p): Use fit_double_type.
25178 * fold-const.c (fit_double_type): New function.
25179 (force_fit_type): Use it.
25180 * tree.h (fit_double_type): Export.
25182 2007-01-08 Jan Hubicka <jh@suse.cz>
25184 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
25185 * ipa.c (function_and_variable_visibility): Fix return type.
25187 2007-01-08 Richard Guenther <rguenther@suse.de>
25189 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
25190 of offset to build the index.
25191 * tree-pretty-print.c (dump_generic_node): Don't build negated
25192 const just for printing.
25193 * c-pretty-print.c (pp_c_integer_constant): Likewise.
25194 * builtins.c (fold_builtin_int_roundingfn): Check if result
25195 fits the type by using force_fit_type and comparing the result.
25196 * predict.c (predict_loops): Use compare_tree_int for comparison.
25197 * tree.c (build_int_cst): Fall back to integer_type_node for
25199 (build_int_cst_wide): Assert type is non-null.
25201 2007-01-08 Roberto Costa <roberto.costa@st.com>
25203 * tree-vrp.c (extract_range_from_cond_expr): New.
25204 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
25205 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
25207 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
25208 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
25209 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
25210 used as expressions.
25211 * tree-object-size.c (cond_expr_object_size): New.
25212 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
25214 2007-01-08 Jan Hubicka <jh@suse.cz>
25216 * tree-ssa-forwprop.c (forward_propagate_into_cond,
25217 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
25220 2007-01-08 Richard Guenther <rguenther@suse.de>
25222 PR tree-optimization/23603
25223 * tree-vrp.c (set_value_range_to_truthvalue): New function.
25224 (extract_range_from_binary): Fall back to truthvalue instead of
25225 varying for TRUTH_*_EXPR.
25226 (extract_range_from_comparison): Fall back to truthvalue instead of
25228 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
25229 if all visited PHI values were constant.
25231 2007-01-08 Jan Hubicka <jh@suse.cz>
25233 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
25234 (cgraph_analyze_function): break out from ...
25235 (cgraph_finalize_compilation_unit): ... here.
25236 (cgraph_expand_function): Remove forgoten commented out line.
25237 (cgraph_optimize): Analyze functions.
25239 2007-01-08 Jan Hubicka <jh@suse.cz>
25241 * tree-pas.h (TODO_remove_function): New flag.
25242 (TODO_update*): Renumber.
25243 (pass_ipa_increase_alignment,
25244 pass_ipa_function_and_variable_visibility): New passes.
25245 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
25246 (cgraph_function_and_variable_visibility): Move to ipa.c
25247 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
25248 cgraph_increase_alignment.
25249 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
25250 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
25251 calling tree-inline.
25252 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
25253 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
25254 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
25255 (gate_increase_alignment): New function.
25256 (pass_ipa_increase_alignment): New pass.
25257 * ipa.c: Inline tree-pass.h and timevar.h
25258 (function_and_variable_visibility): Move here from cgraphunit.c
25259 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
25260 * passes.c (init_optimization_passes): Add the two new passes.
25261 (execute_todo): Handle cgraph_remove_functions.
25263 2007-01-08 Nick Clifton <nickc@redhat.com>
25265 * config/frv/predicates.md (reg_or_0_operand): Accept
25268 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
25270 * config/bfin/rtems.h, config/bfin/t-rtems: New.
25271 * config.gcc: Add bfin*-rtems*.
25273 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25275 * c.opt: Add -flax-vector-conversions.
25276 * c-typeck.c (convert_for_assignment): Pass flag to
25277 vector_types_convertible_p to allow emission of note.
25278 (digest_init): Likewise.
25279 * c-opts.c: Handle -flax-vector-conversions.
25280 * c-common.c (flag_lax_vector_conversions): New.
25281 (vector_types_convertible_p): Unless -flax-vector conversions
25282 has been passed, disallow conversions between vectors with
25283 differing numbers of subparts and/or element types. If such
25284 a conversion is disallowed, possibly emit a note on the first
25285 occasion only to inform the user of -flax-vector-conversions.
25286 The new last argument specifies this.
25287 * c-common.h (flag_lax_vector_conversions): New.
25288 (vector_types_convertible_p): Add extra argument.
25289 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
25290 char_type_node for V*QI type vectors.
25291 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
25292 Update to satisfy new typechecking rules.
25293 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
25294 C and C++ variants.
25295 * doc/invoke.texi (C Dialect Options): Document
25296 -flax-vector-conversions.
25298 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25300 PR tree-optimization/29877
25301 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
25302 a register variable on the RHS to not be replaceable.
25304 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
25305 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
25306 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
25307 const_simm15, const_pow2, const_npow2): Added.
25308 * config/score/misc.md (insv, extv, extzv, movmemsi,
25309 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
25310 * config/score/score.c (score_address_cost, score_select_cc_mode):
25312 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
25313 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
25314 Update score_print_operand.
25315 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
25316 Adjust register allocate order and update some macro define.
25317 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
25318 mdx_block_move_straight, mdx_block_move_loop_head,
25319 mdx_block_move_loop_body, mdx_block_move_loop_foot,
25320 mdx_block_move_loop, mdx_block_move): Added.
25321 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
25322 mdp_limm): Updated and fix some bug and typo.
25323 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
25324 (movsf, movdf, doloop_end): Added.
25326 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
25328 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
25329 config/arm/thumb2.md: Fix comment typos.
25330 * doc/extend.texi: Fix a typo.
25332 2007-01-07 Eric Christopher <echristo@apple.com>
25334 * configure.ac: Check for __stack_chk_fail for darwin.
25335 * configure: Regenerate.
25337 2007-01-07 Richard Guenther <rguenther@suse.de>
25339 * tree-vrp.c (extract_range_from_assert): CSE calls to
25340 compare_values where possible.
25341 (extract_range_from_unary_expr): Likewise.
25343 2007-01-07 Anatoly Sokolov <aesok@post.ru>
25345 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
25346 * config/avr/avr.c (call_insn_operand): Delete function.
25347 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
25348 instead of register number. Use predicates.
25349 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
25350 call_insn_operand): Add.
25352 2007-01-06 Jan Hubicka <jh@suse.cz>
25354 * tree-pass.h (pass_build_cgraph_edges): Declare.
25355 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
25356 (visited_nodes): Remove.
25357 (cgraph_create_edges): Move to cgraphbuild.c; rename to
25358 build_cgrpah_edges; make visited_nodes local.
25359 (cgraph_process_new_functions): DO not call initialize_inline_failed.
25360 (record_references_in_initializer): Move to cgraphbuild.c
25361 (initialize_inline_failed, rebuild_cgraph_edges,
25362 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
25363 (verify_cgraph_node): Make visited_nodes local.
25364 (cgraph_analyze_function): Do not call cgraph_create_edges and
25365 initialize_inline_failed.
25366 (cgraph_expand_function): Do not call cgraph_lower_function;
25367 assert that function is already lowered.
25368 * Makefile.in (cgraphbuild.o): New.
25369 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
25370 at the end of lowering passes.
25372 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
25374 * ifcvt.c (cond_move_convert_if_block): New function, code
25375 factored out from...
25376 (cond_move_process_if_block): ...here. Call the new function
25377 on the THEN and ELSE blocks.
25378 (merge_if_block): Do not copy global_live_at_end, merge_blocks
25379 already takes care of this.
25381 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25384 * tree.h (TREE_OVERFLOW_P): New.
25385 * c-typeck.c (parser_build_unary_op): Warn only if result
25386 overflowed and operands did not.
25387 (parser_build_binary_op): Likewise.
25388 (convert_for_assignment): Remove redundant overflow_warning.
25389 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
25391 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25393 * c-typeck.c (store_init_value): Split over two lines to follow
25394 the GNU coding style.
25396 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
25398 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
25399 __GXX_EXPERIMENTAL_CXX0X__.
25400 * doc/cpp.texi: Same.
25402 2007-01-05 Richard Guenther <rguenther@suse.de>
25404 PR middle-end/27826
25405 * tree.c (get_narrower): Do not construct COMPONENT_REFs
25406 with mismatched types. Instead explicitly build a
25407 conversion NOP_EXPR.
25409 2007-01-05 Ian Lance Taylor <iant@google.com>
25411 * c-common.c (decl_with_nonnull_addr_p): New function.
25412 (c_common_truthvalue_conversion): Call it.
25413 * c-typeck.c (build_binary_op): Likewise.
25414 * c-common.h (decl_with_nonnull_addr_p): Declare.
25416 2007-01-05 Jakub Jelinek <jakub@redhat.com>
25419 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
25422 2007-01-05 Joel Brobecker <brobecker@adacore.com>
25424 * doc/install.texi (Final install): Document the fact that
25425 the GNAT runtime should not be stripped.
25427 2007-01-04 Jan Hubicka <jh@suse.cz>
25429 * tree-inline.c (fold_marked_statements): Update operand caches
25430 and EH after folding
25432 2007-01-04 Ian Lance Taylor <iant@google.com>
25434 * c-common.c (check_function_nonnull): Whitespace fix.
25436 2007-01-04 Jan Hubicka <jh@suse.cz>
25438 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
25439 comitted older version of patch.
25440 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
25441 function, celanup cfg and collect garbage.
25443 2007-01-04 Mike Stump <mrs@apple.com>
25445 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
25448 2007-01-04 Eric Christopher <echristo@apple.com>
25450 * libgcc2.c (__bswapsi2): Use SItype.
25451 (__bswapdi2): Use DItype.
25452 * libgcc2.h: Update for above.
25454 2007-01-04 Paul Brook <paul@codesourcery.com>
25456 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
25457 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
25458 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
25459 umulsidi3, umulsidi3adddi, smulsi3_highpart,
25460 umulsi3_highpart): Make conditional on !arm_arch6.
25461 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
25462 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
25463 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
25464 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
25465 umulsi3_highpart_v6): New insns.
25467 2007-01-04 Roger Sayle <roger@eyesopen.com>
25469 * fold-const.c (fold_convert): When casting an expression to void,
25470 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
25471 have a type. Instead of attempting to build a NOP_EXPR, return
25472 these "special" trees directly.
25474 2007-01-04 Joseph Myers <joseph@codesourcery.com>
25476 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
25477 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
25478 rs6000_cost->fp not 0 as adjustment for outer NEG.
25480 2007-01-04 Jan Hubicka <jh@suse.cz>
25482 * cgraph.c (cgraph_release_function_body): New function.
25483 (cgraph_remove_node): Use it.
25484 * cgraph.h (cgraph_release_function_body): Declare.
25485 * cgraphunit.c (cgraph_expand_function): Use it.
25486 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
25487 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
25488 is initialized and while compilation of other function is running.
25489 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
25490 statement CFG annotations from here to ...
25491 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
25493 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
25495 * cfgloop.h (enum li_flags): Make the constants powers of two.
25497 2007-01-04 Jan Hubicka <jh@suse.cz>
25499 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
25501 (fold_marked_statements): New function.
25502 (optimize_inline_calls, tree_function_versioning): Fold new statements.
25503 * tree-inline.h (copy_body_data): Add statements_to_fold.
25505 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
25507 * config.gcc: Mention libgcc/config.host.
25508 * Makefile.in: Update comments mentioning libgcc.
25509 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
25510 (all.cross, start.encap, rest.encap, rest.cross): Update
25511 dependencies for libgcc move.
25512 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
25513 (clean-target, clean-target-libgcc): Delete.
25514 (srcdirify, GCC_EXTRA_PARTS): New macros.
25515 (libgcc-support, libgcc.mvars): New rules.
25516 (distclean): Remove mention of mklibgcc.
25517 (install): Don't reference INSTALL_LIBGCC.
25518 (install-common): Don't reference EXTRA_PARTS.
25519 (install-libgcc, install-multilib): Delete rules.
25520 * mklibgcc.in: Delete file.
25521 * doc/configfiles.texi: Don't mention mklibgcc.
25523 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
25524 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
25525 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
25526 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
25527 (mklibgcc, ldblspecs): Likewise.
25529 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
25530 (posixpre.def): Use $(T).
25531 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
25532 (SHLIB_SRC, SHLIB_INSTALL): Delete.
25533 (SHLIB_LINK): Make dummy.
25534 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
25536 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
25538 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
25539 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
25540 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
25541 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
25543 * configure.ac (all_outputs): Remove mklibgcc.
25544 * configure: Regenerated.
25546 2007-01-03 Josh Conner <jconner@apple.com>
25548 PR middle-end/29683
25549 * calls.c (compute_argument_addresses): Set stack and stack_slot
25550 for partial args, too.
25551 (store_one_arg): Use locate.size.constant for the size when
25552 generating a save_area.
25554 2007-01-03 Robert Kennedy <jimbob@google.com>
25556 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
25557 whose definitions are deleted due to basic block merging.
25559 2007-01-03 Paul Brook <paul@codesourcery.com>
25562 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
25564 (use_return_insn): Return 0 for Thumb interrupt functions.
25565 (print_multi_reg): Add rfe argument for IRQ returns.
25566 (arm_output_epilogue): Pop interrupt return address directly into PC.
25567 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
25569 2007-01-03 Paul Brook <paul@codesourcery.com>
25571 Merge from sourcerygxx-4_1.
25572 * config/arm/thumb2.md: New file.
25573 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
25575 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
25576 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25577 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
25578 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
25580 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25581 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
25583 * config/arm/ieee754-sf.S: Ditto.
25584 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
25585 (thumb1_base_register_rtx_p): ... to this.
25586 (thumb_index_register_rtx_p): Rename...
25587 (thumb1_index_register_rtx_p): ... to this.
25588 (thumb_output_function_prologue): Rename...
25589 (thumb1_output_function_prologue): ... to this.
25590 (thumb_legitimate_address_p): Rename...
25591 (thumb1_legitimate_address_p): ... to this.
25592 (thumb_rtx_costs): Rename...
25593 (thumb1_rtx_costs): ... to this.
25594 (thumb_compute_save_reg_mask): Rename...
25595 (thumb1_compute_save_reg_mask): ... to this.
25596 (thumb_final_prescan_insn): Rename...
25597 (thumb1_final_prescan_insn): ... to this.
25598 (thumb_expand_epilogue): Rename...
25599 (thumb1_expand_epilogue): ... to this.
25600 (arm_unwind_emit_stm): Rename...
25601 (arm_unwind_emit_sequence): ... to this.
25602 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
25603 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
25604 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
25605 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
25606 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
25607 thumb2_output_casesi): New functions.
25608 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
25609 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
25610 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
25611 THUMB2_WORK_REGS): Define.
25612 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
25613 arm_condexec_mask, arm_condexec_masklen)): New variables.
25614 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
25615 (arm_override_options): Check new CPU capabilities.
25616 Set new architecture flag variables.
25617 (arm_isr_value): Handle v7m interrupt functions.
25618 (user_return_insn): Return 0 for v7m interrupt functions. Handle
25620 (const_ok_for_arm): Handle Thumb-2 constants.
25621 (arm_gen_constant): Ditto. Use movw when available.
25622 (arm_function_ok_for_sibcall): Return false for v7m interrupt
25624 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
25625 (thumb_find_work_register, arm_load_pic_register,
25626 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
25627 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
25628 print_multi_reg, output_mov_long_double_fpa_from_arm,
25629 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
25630 output_mov_double_fpa_from_arm, output_move_double,
25631 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
25632 output_return_instruction, arm_output_function_prologue,
25633 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
25634 arm_output_mi_thunk, thumb_set_return_address): Ditto.
25635 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
25636 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
25637 (arithmetic_instr, shift_op): Use arm_shift_nmem.
25638 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
25640 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
25641 (thumb_expand_prologue): Use thumb_set_frame_pointer.
25642 (arm_file_start): Output directive for unified syntax.
25643 (arm_unwind_emit_set): Handle stack alignment instruction.
25644 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
25645 Add v6t2, v7, v7a, v7r and v7m.
25646 (RETLDM): Add Thumb-2 code.
25647 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
25648 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
25649 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
25650 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
25651 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
25652 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
25653 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
25654 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
25655 ADJUST_INSN_LENGTH): Define.
25656 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
25657 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
25658 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
25659 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
25660 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
25661 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
25662 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
25663 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
25664 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
25665 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
25666 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
25667 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
25668 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
25669 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
25670 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
25671 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
25672 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
25674 * config/arm/arm-tune.md: Regenerate.
25675 * config/arm/arm-protos.h: Update prototypes.
25676 * config/arm/vfp.md: Enable patterns for Thumb-2.
25677 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
25678 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
25679 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
25680 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
25681 * config/arm/libunwind.S: Add Thumb-2 code.
25682 * config/arm/constraints.md: Update include Thumb-2.
25683 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
25684 * config/arm/ieee754-df.S: Ditto.
25685 * config/arm/bpabi.S: Ditto.
25686 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
25687 * config/arm/predicates.md (low_register_operand,
25688 low_reg_or_int_operand, thumb_16bit_operator): New.
25689 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
25690 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
25691 * config/arm/t-arm-elf: Add armv7 multilib.
25692 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
25694 (UNSPEC_STACK_ALIGN, ce_count): New.
25695 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
25696 arm_zero_extendsidi2, arm_zero_extendqidi2): New
25698 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
25699 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
25700 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
25701 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
25702 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
25703 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
25705 * doc/extend.texi: Document ARMv7-M interrupt functions.
25706 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
25708 2007-01-03 Jakub Jelinek <jakub@redhat.com>
25710 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
25711 (struct _Unwind_Context): Rename args_size to flags, remove
25712 signal_frame field, add a new args_size field and version field.
25713 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
25714 _Unwind_IsExtendedContext): New inline functions.
25715 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
25716 Assume by_value array is only present if _Unwind_IsExtendedContext.
25717 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
25718 _Unwind_IsSignalFrame.
25719 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
25720 (uw_update_context_1): Use _Unwind_SetSignalFrame.
25721 (uw_init_context_1): Initialize context->flags to
25722 EXTENDED_CONTEXT_BIT.
25723 * config/rs6000/linux-unwind.h (frob_update_context): Use
25724 _Unwind_SetSignalFrame.
25726 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25728 PR middle-end/30353
25729 * gimplify.c (gimplify_modify_expr_complex_part): Move below
25730 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
25733 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
25735 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
25736 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
25737 RET, AT_SP): Remove.
25738 * config/i386/i386.md (*sse_prologue_save_insn): Use return
25741 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25742 * cfgbuild.c (find_basic_blocks): Likewise.
25743 * cfgrtl.c (rtl_create_basic_block): Likewise.
25744 * function.c (temp_slots_at_level): Likewise.
25745 * reg-stack.c (stack_regs_mentioned): Likewise.
25746 * regclass.c (allocate_reg_info): Likewise.
25747 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25748 set_bb_for_stmt, move_block_to_fn): Likewise.
25749 * tree-complex.c (tree_lower_complex): Likewise.
25750 * vec.h (VEC_safe_grow_cleared): New.
25752 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
25754 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
25756 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
25757 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
25759 * cfgloopmanip.c (scale_loop_frequencies): Export.
25760 (loopify): Scale the frequencies by prescribed coefficients.
25761 (set_zero_probability): New function.
25762 (duplicate_loop_to_header_edge): Improve updating of frequencies.
25763 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
25764 and frequencies according to arguments.
25765 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
25767 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
25768 * modulo-sched.c (sms_schedule): Set probabilities for entering
25769 versioned loop correctly.
25770 * tree-vect-transform.c (vect_transform_loop): Ditto.
25771 * cfgloop.h (loopify, loop_version): Declaration changed.
25772 (scale_loop_frequencies): Declared.
25774 2007-01-02 Jan Hubicka <jh@suse.cz>
25776 * cgraph.c: Include tree-flow.h
25777 (cgraph_add_new-function): Handle IPA_SSA mode; execute
25778 early_local_passes.
25779 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
25780 * tree-pass.h (pass_all_early_optimizations): Declare.
25781 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
25782 early_local_passes.
25783 (cgraph_analyze_function): Do early_local_passes.
25784 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25785 Do not add referenced vars.
25786 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
25788 (gate_all_early_local_passes): New gate.
25789 (pass_early_local_passes): Use new gate.
25790 (execute_early_local_optimizations): New functions.
25791 (gate_all_early_optimizations): New gate.
25792 (pass_all_early_optimizations): New pass.
25793 (execute_free_datastructures): Free SSA only when initialized.
25794 (gate_init_datastructures): Init only when optimizing.
25795 (tree_lowering_passes): Do early local passes when called late.
25796 * tree-profile.c (do_tree_profiling): Don't profile functions added
25798 (do_early_tree_profiling, pass_early_tree_profile): Kill.
25799 * tree-cfg.c (update_modified_stmts): Do not update when operands are
25801 * passes.c (init_optimizations_passes): Reorder so we go into SSA
25802 during early_local_passes.
25803 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
25806 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25808 * Makefile.in: Update copyright year.
25810 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25812 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
25813 in $(lang_checks) and check-consistency targets.
25815 2007-01-02 Jan Hubicka <jh@suse.cz>
25817 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25818 Do not add referenced vars.
25819 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
25821 * passes.c (init_optimization_passes): Put mudflap_2 after
25822 free_datastructures.
25824 2007-01-02 Jan Hubicka <jh@suse.cz>
25826 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
25827 Set NOTHROW flag on call statements proved to be nothrow.
25828 Update statement of local calls so new pure/const functions are
25829 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
25831 (tree_rest_of_compilation): Register hooks and initialize bitmap
25832 early. Do not set after_inlining flag.
25834 2007-01-02 Steve Ellcey <sje@cup.hp.com>
25836 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
25837 HOST_BITS_PER_LONGLONG
25839 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25842 * c-typeck.c (store_init_value): Don't emit pedantic overflow
25843 warning for non-static initializers.
25845 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
25847 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
25848 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
25849 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
25850 Always use set_unique_reg_note to add REG_EQUAL notes.
25852 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25855 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25857 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25858 * cfgbuild.c (find_basic_blocks): Likewise.
25859 * cfgrtl.c (rtl_create_basic_block): Likewise.
25860 * function.c (temp_slots_at_level): Likewise.
25861 * reg-stack.c (stack_regs_mentioned): Likewise.
25862 * regclass.c (allocate_reg_info): Likewise.
25863 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25864 set_bb_for_stmt, move_block_to_fn): Likewise.
25865 * tree-complex.c (tree_lower_complex): Likewise.
25866 * vec.h (VEC_safe_grow_cleared): New.
25868 2007-01-02 Ian Lance Taylor <iant@google.com>
25870 * c-common.c (c_common_truthvalue_conversion): When warning about
25871 using an assignment as a truth value, set TREE_NO_WARNING.
25873 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25876 * c.opt (Wold-style-declaration): New.
25877 * doc/invoke.texi (C-only Warning Options): New.
25878 (Wold-style-declaration): Document it.
25879 (Wextra): Enabled by -Wextra.
25880 * c-opts.c (c_common_post_options): Enabled by -Wextra.
25881 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
25882 -Wold-style-declaration.
25884 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25886 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25887 * cfgbuild.c (find_basic_blocks): Likewise.
25888 * cfgrtl.c (rtl_create_basic_block): Likewise.
25889 * function.c (temp_slots_at_level): Likewise.
25890 * reg-stack.c (stack_regs_mentioned): Likewise.
25891 * regclass.c (allocate_reg_info): Likewise.
25892 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25893 set_bb_for_stmt, move_block_to_fn): Likewise.
25894 * tree-complex.c (tree_lower_complex): Likewise.
25895 * vec.h (VEC_safe_grow_cleared): New.
25897 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
25899 * c-common.c (c_common_nodes_and_builtins): Since variants of
25900 void_type_node get built before it is given a name, we need to
25901 give those variants the name, too.
25902 (complete_array_type): We need to work with the canonical main
25903 type of the array, from which we will build the qualified version.
25904 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
25905 * print-tree.c (print_node): Display canonical type information
25907 * stor-layout.c (layout_type): When we don't know the
25908 alignment of a type for which we're building an array, we end up
25909 guessing wrong, so make the type require structural equality.
25910 * tree.c (make_node_stat): When we build a new type, it is its
25911 own canonical type.
25912 (build_type_attribute_qual_variant): When building an attribute
25913 variant, its canonical type is the non-attribute variant. However,
25914 if the attributes are target-dependent and they differ, we need to
25915 use structural equality checks for this type.
25916 (build_qualified_type): A qualified type is not equivalent to its
25917 unqualified variant; set the canonical type appropriately.
25918 (build_distinct_type_copy): When building a distinct type from
25919 another type, the new type is its own canonical type.
25920 (build_variant_type_copy): When building a new type variant, we
25921 assume that it is equivalent to the original type.
25922 (build_pointer_type_for_mode): When building a pointer type, also
25923 build a canonical type pointer.
25924 (build_reference_type_for_mode): When building a reference type,
25925 also build a canonical type reference.
25926 (build_index_type): When we can't hash an index type (e.g.,
25927 because its maximum value is negative), the index type requires
25928 structural equality tests.
25929 (build_array_type): Build the canonical form of an array type.
25930 (build_function_type): Function types require structural equality,
25931 because they contain default arguments, attributes, etc.
25932 (build_method_type_directly): Ditto for method types.
25933 (build_offset_type): Build the canonical offset type.
25934 (build_complex_type): Build the canonical vector type.
25935 (make_vector_type): Build the canonical vector type.
25936 * tree.h (TYPE_CANONICAL): New.
25937 (TYPE_STRUCTURAL_EQUALITY_P): New.
25938 (SET_TYPE_STRUCTURAL_EQUALITY): New.
25939 (struct tree_type): Added "canonical" field.
25940 * params.h (VERIFY_CANONICAL_TYPES): New.
25941 * doc/c-tree.texi (TYPE_CANONICAL): Document.
25942 (TYPE_STRUCTURAL_EQUALITY_P): Document.
25943 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
25944 * doc/invoke.texi (verify-canonical-types): Document --param
25945 parameter for verifying canonical types.
25947 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25949 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
25950 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
25951 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
25952 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
25954 * config/rs6000/e500.h: New.
25955 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
25956 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
25958 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
25959 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
25960 TARGET_E500_DOUBLE): Remove.
25961 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
25962 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
25963 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
25964 * config/rs6000/rs6000.c (rs6000_override_options): Use
25965 CHECK_E500_OPTIONS.
25967 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25969 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
25970 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
25971 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
25972 rs6000_emit_cmove): Don't check TARGET_E500.
25973 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
25974 sordered): Don't check TARGET_E500.
25976 2007-01-01 Eric Christopher <echristo@apple.com>
25978 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
25979 HARD_REGISTER_NUM_P.
25981 2007-01-01 Roger Sayle <roger@eyesopen.com>
25983 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
25984 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
25985 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
25988 2007-01-01 Mike Stump <mrs@apple.com>
25990 * configure.ac: Remove support for building with Apple's gcc-3.1.
25992 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25994 PR middle-end/30311
25995 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
25996 REG is a hard register. Do not modify REG before calling
25998 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
25999 multiple of the size of YMODE for certain lowpart cases.
26001 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26003 PR middle-end/30253
26004 * gimplify (voidify_wrapper_expr): Update for
26005 GIMPLE_MODIFY_STMT.
26007 2007-01-01 Andreas Schwab <schwab@suse.de>
26010 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
26011 save of BR0 in extra_spill_size instead of spill_size.
26012 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
26014 (ia64_expand_epilogue): Restore BR0 from its new location.
26016 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26018 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
26019 Use a temporary variable if the left hand side is not a gimple
26022 2007-01-01 Andrew Pinski <pinskia@gmail.com>
26024 * gimplify.c (gimplify_return_expr): Make the temporary variable
26025 for the return expression, a gimple register variable.
26027 2007-01-01 Jan Hubicka <jh@suse.cz>
26029 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
26032 2007-01-01 Mike Stump <mrs@apple.com>
26034 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
26036 * config/darwin.c (machopic_select_rtx_section): Use
26037 HAVE_GAS_LITERAL16.
26038 (darwin_mergeable_constant_section): Likewise.
26039 * configure: Regenerate.
26040 * config.in: Regenerate.
26042 2007-01-01 Jan Hubicka <jh@suse.cz>
26043 Andrew Pinski <pinskia@gmail.com>
26045 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
26046 before starting IPA passes.