1 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
3 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
6 2007-09-05 Ian Lance Taylor <iant@google.com>
8 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
10 (dump_generic_node): Likewise.
11 * print-rtl.c (print_decl_name): Likewise.
12 * print-tree.c (print_node_brief): Likewise.
13 (print_node): Likewise.
14 * Makefile.in (RTL_BASE_H): Add alias.h.
17 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
19 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
21 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
22 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
24 2007-09-06 Jie Zhang <jie.zhang@analog.com>
26 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
27 (tm_defines): Define UCLIBC_DEFAULT to 1.
28 (extra_options): Add linux.opt.
29 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
30 (CRT_CALL_STATIC_FUNCTION): Likewise.
31 (NO_IMPLICIT_EXTERN_C): Likewise.
32 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
33 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
34 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
35 (ENDFILE_SPEC): Don't define.
37 (CRT_CALL_STATIC_FUNCTION): Likewise.
38 (NO_IMPLICIT_EXTERN_C): Likewise.
39 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
40 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
42 2007-09-06 Jan Hubicka <jh@suse.cz>
44 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
47 2007-09-06 Jan Hubicka <jh@suse.cz>
49 * opts.c (common_handle_option): Enable inlining functions for
52 2007-09-06 Jakub Jelinek <jakub@redhat.com>
54 * builtin-attrs.def (ATTR_NONNULL_3): New.
55 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
56 ATTR_NOTHROW_NONNULL_##FA.
57 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
58 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
59 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
60 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
61 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
62 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
63 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
65 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
66 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
67 ATTR_FORMAT_NOTHROW_3_4): Remove.
68 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
69 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
70 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
71 instead of ATTR_FORMAT_*_*.
73 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
75 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
76 parts re-used for REG_FRAME_RELATED_EXPR.
78 2007-09-05 Janis Johnson <janis187@us.ibm.com>
80 * optabs.c (expand_float): Convert unsigned integer as signed only
81 if it provides sufficient accuracy; add mode argument to real_2expN.
82 (expand_fix): Fix comment typos; extend binary float into mode
83 wider than destination for converion to unsigned integer; add mode
84 argument to real_2expN.
85 * real.c (real_2expN): Add mode argument to special-case decimal
87 * real.h (real_2expN): Ditto.
88 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
90 (fixed_from_string): Ditto.
91 (fixed_to_decimal): Ditto.
92 (fixed_convert_from_real): Ditto.
93 (real_convert_from_fixed): Ditto.
94 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
95 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
96 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
97 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
99 2007-09-05 Ian Lance Taylor <iant@google.com>
101 * init-regs.c (initialize_uninitialized_regs): Call
102 emit_insn_before rather than add_insn_before.
104 2007-09-05 Jakub Jelinek <jakub@redhat.com>
106 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
107 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
108 * tree-inline.h (copy_body_data): Add call_expr field.
109 * tree-inline.c (expand_call_inline): Initialize call_expr.
110 (copy_bb): Append anonymous inline fn arguments to arguments
111 when inlining a CALL_EXPR_VA_ARG_PACK call.
112 * builtins.c (expand_builtin): Issue an error if
113 BUILT_IN_VA_ARG_PACK is seen during expand.
114 (fold_call_expr, fold_builtin_call_array): Don't fold
115 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
116 __builtin_va_arg_pack () call as last argument.
117 * gimplify.c (gimplify_call_expr): If last argument to a vararg
118 function is __builtin_va_arg_pack (), decrease number of call
119 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
120 * expr.c (expand_expr_real_1): Issue an error if
121 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
122 * tree-pretty-print.c (dump_generic_node): Handle printing
123 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
124 * doc/extend.texi (__builtin_va_arg_pack): Document.
126 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
128 PR tree-optimization/21513
129 * builtins.c (build_builtin_expect_predicate): New function.
130 (fold_builtin_expect): Add argument for expected value.
131 Distribute __builtin_expect over short-circuiting operations.
132 Fold nested builtin_expects.
133 (fold_builtin_2): Adjust call to fold_builtin_expect.
135 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
138 PR tree-optimization/13756
139 * doc/invoke.texi (Options That Control Optimization): Document
142 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
144 * gcc/config/i386/cpuid.h: New file.
145 * gcc/config/i386/driver-i386.c: Include cpuid.h.
146 (describe_cache): Shrink size and line strings to 100 bytes.
147 (detect_caches_amd): Return "" for unsupported max_ext_level.
148 Use __cpuid function.
149 (detect_caches_intel): Return "" for unsupported max_level.
150 Use __cpuid function.
151 (host_detect_local_cpu): Change feature flag variables to
152 unsigned int. Initialize only extended feature flag variables.
153 Use __get_cpuid_max to determine max supported cpuid level.
154 Use __cpuid function to determine supported features. Fix
155 calculation of family id. Remove is_amd and check signature
156 directly. Check for Geode signature. Handle family 4 id.
157 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
158 cpu discovery code to lower part of the function.
159 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
160 for sub-architecture.
161 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
162 [PROCESSOR_K8]: Add k8-sse3 architecture.
163 [PROCESSOR_NOCONA]: Remove.
164 [PROCESSOR_GENERIC64]: Ditto.
165 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
166 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
167 to check for SSE and FXSAVE support.
168 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
169 Add -minline-all-stringops.
170 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
173 2007-09-05 Jie Zhang <jie.zhang@analog.com>
175 * config/bfin/linux-unwind.h: New file.
176 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
177 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
179 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
181 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
182 * stmt.c: Include alloc-pool.h.
183 (struct case_node): Remove GTY marker.
184 (add_case_node): New parameter case_node_pool. Use it for
186 (expand_case): New allocation pool case_node_pool. Initialize it,
187 pass to add_case_node and free it.
189 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
190 David Ung <davidu@mips.com>
191 Nigel Stephens <nigel@mips.com>
193 Add mips16/nomips16 function attributes and -mflip-mips16 option
194 for testing mixed-mode compilation.
196 * config/mips/mips.opt (mflip-mips16): New.
198 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
199 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
201 * config/mips/mips.c (mips_base_target_flags): New.
202 (mips_base_mips16): New.
203 (mips_base_schedule_insns): New.
204 (mips_base_reorder_blocks_and_partition): New.
205 (mips_base_align_loops): New.
206 (mips_base_align_jumps): New.
207 (mips_base_align_functions): New.
208 (mips16_flipper): New.
209 (mips_attribute_table): Add "mips16" and "nomips16" entries.
210 (TARGET_SET_CURRENT_FUNCTION): Define.
211 (mips_mips16_type_p, mips_nomips16_type_p): New.
212 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
213 (mips_function_ok_for_sibcall): Make it deal with functions with
215 (mips_init_split_addresses): New, split out from override_options.
216 (mips_init_relocs): New, split out from override_options.
218 (mips_set_mips16_mode): New, split out from override_options.
219 (mips_set_current_function): New.
220 (override_options): Add sorry for unsupported mips16/pic
221 combination. Remove error for mips16/dsp combination. Save
222 base option settings.
223 (mips_file_start): Move mips16 mode setting output from here....
224 (mips_output_function_prologue): ....to here.
225 (mips_output_mi_thunk): Check for mips16 function.
226 (build_mips16_function_stub): Don't set .mips16 here.
227 (build_mips16_call_stub): Likewise.
228 (mips_expand_builtin): Error in mips16 mode.
229 (mips_use_mips16_mode_p): New.
230 (mips_encode_section_info): Check for mips16 function, and set
231 SYMBOL_REF_FLAGS accordingly.
233 * doc/extend.texi (Function Attributes): Document new
234 mips16/nomips16 attributes.
235 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
236 (MIPS Options): Document -mflip-mips16.
238 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
240 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
241 if we encounter TLS address in MIPS16 mode.
242 (mips_legitimize_const_move): Check cannot_force_const_mem for
243 the (const (plus symbol offset)) case; this forces invalid TLS
244 address in MIPS16 mode to be caught by the above call to sorry.
245 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
246 because that now enables emutls, which is not ABI compatible
247 with native TLS in non-MIPS16 mode.
249 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
251 Add target hook invoked when cfun changes.
253 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
254 * target.h (struct gcc_target): Add set_current_function.
255 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
256 (TARGET_INITIALIZER): Add initializer for set_current_function.
257 * tree.h (push_struct_function): New.
258 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
261 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
263 (push_function_context_to): Use allocate_struct_function
264 to create null context, not init_dummy_function_start. Use set_cfun.
265 (pop_function_context_from): Use set_cfun.
266 (in_dummy_function): New.
267 (invoke_set_current_function_hook): New.
269 (push_cfun, pop_cfun): Use set_cfun.
270 (push_struct_function): New.
271 (allocate_struct_function): Call invoke_set_current_function_hook
273 (prepare_function_start): Don't set cfun here. Remove unused
274 argument; fix all callers.
275 (init_dummy_function_start): Fiddle with in_dummy_function. Call
276 push_struct_function.
277 (init_function_start): Set cfun here.
278 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
279 * omp-low.c (create_omp_child_function): Use push_struct_function
280 and pop_cfun to save/restore state.
281 (expand_omp_parallel): Remove unused saved_cfun variable.
282 * cgraphunit.c (ipa_passes): Use set_cfun.
283 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
284 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
285 * matrix-reorg.c (transform_allocation_sites): Likewise.
286 (matrix_reorg): Use set_cfun.
287 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
288 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
289 assignment to cfun; use set_cfun for the other.
290 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
291 (dump_function_to_file): Use push_cfun/pop_cfun here.
292 * c-decl.c (finish_function): Use set_cfun.
294 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
296 * regrename.c (rerename_optimize): Use deferred rescanning and
297 insert explicit calls to rescan insns when changed.
299 2007-09-05 Jan Hubicka <jh@suse.cz>
301 * optabs.c (libfunc_entry): Change optab to integer.
302 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
303 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
304 of pointers for hashing.
306 2007-09-05 Jan Hubicka <jh@suse.cz>
308 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
310 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
311 * see.c (pass_see): Likewise.
312 * tracer.c (pass_tracer): Likewise.
313 * postreload-gcse.c (pass_gcse2): Likewise.
314 * postreload.c (pass_postreload_cse): Likewise.
315 * mode-switching.c (pass_mode_switching): Likewise.
316 * modulo-sched.c (pass_sms): Likewise.
317 * cse.c (cse_insn): Likewise.
318 * web.c (pass_web): Likweise.
319 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
320 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
321 * loop-init.c (pass_rtl_loop_init): Likewise.
322 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
323 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
324 * global.c (pass_global_alloc): Likewise.
325 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
326 pass_if_after_reload): Likewise.
327 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
328 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
329 * regmove.c (pass_regmove): Likewise.
330 * function.c (pass_thread_prologugues_epilogues): Likewise.
331 * gcse.c (pass_gcse): Likewise.
332 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
333 * lower-subreg.c (pass_lower_subreg2): Likewise.
334 * bt-load.c (pass_branch_target_load): Likewise.
335 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
336 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
337 * combine.c (pass_combine): Likewise.
338 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
339 (pass_partition_blocks): Likewise.
340 * var-tracking.c (pass_variable_track): Likewise.
341 * reg-stack.c (pass_stack_regs_run): Likewise.
342 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
343 * passes.c (pass_postreload): Likewise.
344 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
345 * tree-pass.h (TODO_verify_rtl_sharing): New.
346 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
347 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
348 TODO_set_props, TODO_df_finish, TODO_df_verify,
349 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
351 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
353 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
354 fold_real_zero_addition_p, reorder_operands_p,
355 div_if_zero_remainder, fold_undefer_overflow_warnings,
356 int_binop_types_match_p, fold_convert_const_int_from_int,
357 fold_convert_const_int_from_real,
358 fold_convert_const_int_from_fixed,
359 fold_convert_const_real_from_real,
360 fold_convert_const_real_from_fixed,
361 fold_convert_const_fixed_from_fixed,
362 fold_convert_const_fixed_from_int,
363 fold_convert_const_fixed_from_real, maybe_lvalue_p,
364 fold_checksum_tree, fold_check_failed, print_fold_checksum,
365 debug_fold_checksum, multiple_of_p): Constify.
366 * tree-flow-inline.h (get_lineno): Likewise.
367 * tree-flow.h (get_lineno): Likewise.
368 * tree-object-size.c (compute_object_offset, addr_object_size,
369 alloc_object_size, pass_through_call): Likewise.
370 * tree-pretty-print.c (op_symbol, print_call_name,
371 print_struct_decl, do_niy): Likewise.
372 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
373 debug_fold_checksum): Likewise.
375 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
378 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
379 note, remove the associated REG_RETVAL note.
381 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
383 * config.gcc (powerpc*-*-*): Install
384 spu2vmx.h, vec_types.h, and si2vmx.h headers.
385 * config/rs6000/spu2vmx.h: New header.
386 * config/rs6000/si2vmx.h: New header.
387 * config/rs6000/vec_types.h: New header.
389 2007-09-05 Ben Elliston <bje@au.ibm.com>
391 * varasm.c (initializer_constant_valid_p): Fix comment typo.
393 2007-09-05 Ben Elliston <bje@au.ibm.com>
395 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
397 (__stdcx): Make asm volatile.
398 (__stwcx, __stdcx): Return only 0 or 1.
400 2007-09-05 Jan Hubicka <jh@suse.cz>
404 2007-09-04 Jan Hubicka <jh@suse.cz>
405 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
407 2007-09-04 Richard Guenther <rguenther@suse.de>
408 * tree-ssa-operands.c (add_virtual_operand): Only mark
409 stores as has_volatile_ops if alias information is not available.
411 2007-09-05 Jakub Jelinek <jakub@redhat.com>
413 * config/rs6000/tramp.asm: Include config.h.
414 Check __PIC__ or __pic__ macro instead of SHARED.
416 PR rtl-optimization/32300
417 * see.c (see_copy_insn): New function.
418 (see_def_extension_not_merged, see_merge_one_use_extension,
419 see_merge_one_def_extension): Use it. Avoid changing
420 PREV_INSN/NEXT_INSN chains directly, insted emit insns
421 into sequences. Call df_insn_delete on temporary insns
422 that won't be emitted into the insn stream.
423 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
424 and run df_process_deferred_rescans () before run_fast_dce.
426 PR tree-optimization/33017
427 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
428 recurse for pure or const function calls.
430 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
432 * c-format.c: Include alloc-pool.h.
433 (check_format_info_main): New argument fwt_alloc. Use allocation
434 pool instead of GC. Remove GC deallocation code.
435 (check_format_arg): Create allocation pool, pass it to
436 check_format_info_main and free it afterwards.
437 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
439 2007-09-05 Ben Elliston <bje@au.ibm.com>
441 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
442 Rename count macro arugment for clarity.
443 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
444 (__protected_stream_set): Likewise, pass 0.
446 2007-09-04 Jan Hubicka <jh@suse.cz>
448 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
450 2007-09-04 Jan Hubicka <jh@suse.cz>
452 * invoke.texi (-finline-small-functions): Document.
453 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
454 when deciding what is inlinable.
455 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
456 (cgraph_decide_inlining_of_small_function): Handle new flags.
457 (cgraph_decide_inlining_incrementally): Likewise.
458 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
459 * common.opt (finline-small-functions): New.
460 * Makefile.in (build/gengtype.o-warn): Work around PR29478
462 2007-09-04 Richard Guenther <rguenther@suse.de>
464 * tree-ssa-operands.c (add_virtual_operand): Only mark
465 stores as has_volatile_ops if alias information is not available.
467 2007-09-04 Andrew Haley <aph@redhat.com>
469 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
471 2007-09-04 Andrew Haley <aph@redhat.com>
473 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
474 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
475 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
477 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
480 * common.opt: Mention ABI version 2 in comment.
482 2007-09-04 Jan Hubicka <jh@suse.cz>
484 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
485 (libfunc_entry): New structure.
486 (libfunc_hash): New hashtable.
487 (hash_libfunc): New function.
488 (eq_libfunc): New function.
489 (convert_optab_libfunc): New function.
490 (optab_libfunc): New function.
491 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
492 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
493 expand_float, expand_fix, new_optab, new_convert_optab):
494 Update for new libfunc API.
495 (init_libfunc, init_integral_libfuncs,
496 init_floating_libfuncs, init_interclass_conv_libfuncs
497 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
498 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
499 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
500 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
501 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
502 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
503 gen_extend_conv_libfunc): New.
504 (init_one_libfunc): Revamp for hashtables.
505 (set_conv_libfunc): Likewise.
506 (init_optabs): Initialize hashtable; use lazy initialization where
508 * optabs.h (optab_handlers): Move out of GGC.
509 (optab, convert_optab): Move out of GGC; add lazy gen info.
510 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
511 (optab_libfunc, convert_optab_libfunc): New.
512 * builtins.c (expand_builtin_powi): Update for new API.
513 * expr.c (convert_move): Likewise.
514 * expmed.c (expand_divmod): Likewise.
516 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
518 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
519 GOT pointer only if there is a constant pool. Use the allocated space
522 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
524 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
527 2007-09-04 Revital Eres <eres@il.ibm.com>
528 Richard Guenther <rguenther@suse.de>
529 R. Clint Whaley <whaley@cs.utsa.edu>
531 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
533 * tree-tailcall.c (process_assignment): Use -fassociative-math
534 when reodering operands of floating-point type.
535 * fold-const.c (fold_comparison, fold_binary): Use
536 -fassociative-math and -freciprocal-math instead of
537 -funsafe-math-optimization flag.
538 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
539 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
540 -freciprocal-math instead of -funsafe-math-optimizations.
541 * opts.c (set_fast_math_flags): Set -freciprocal-math and
542 -fassociative-math when -ffast-math is set.
543 (set_unsafe_math_optimizations_flags): New Function
544 to set -freciprocal-math and -fassociative-math when
545 -funsafe-math-optimizations is set.
546 (common_handle_option): Call it.
547 * tree-vectorizer.c (vect_is_simple_reduction): Use
548 -fassociative-math when doing reduction on floats.
549 * loop-unroll.c (analyze_insn_to_expand_var): Use
550 -fassociative-math when expanding an accumulator of type float.
551 * simplify-rtx.c (simplify_binary_operation_1): Use
552 -fassociative-math and -freciprocal-math when reordeing operands
553 of floating-point type.
554 * combine.c (combine_simplify_rtx): Likewise.
555 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
557 * common.opt (-fassociative-math, -freciprocal-math): New flags.
559 2007-09-04 Paolo Carlini <pcarlini@suse.de>
562 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
564 2007-09-04 Jan Hubicka <jh@suse.cz>
566 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
568 2007-09-04 Jan Hubicka <jh@suse.cz>
570 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
571 and corresponding MATCH_DUP.
573 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
576 * combine.c (subst): Do not try to simplify X if it represents load
577 of FP constant from the constant pool via float extension.
579 2007-09-04 Ben Elliston <bje@au.ibm.com>
581 * c-opts.c: Include "tm_p.h".
582 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
584 2007-09-04 Richard Guenther <rguenther@suse.de>
586 PR tree-optimization/33291
587 * tree-pretty-print.c (dump_generic_node): Dump all
588 qualifiers for pointer types, not only first. Dump
589 qualifiers for aggregate types as well.
590 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
591 use the canonical type for building ARRAY_REFs.
592 * gimplify.c (canonicalize_addr_expr): Clean up. The
593 correct validness check is compatibility of the pointer
594 types. Always use the canonical type for building
595 ARRAY_REFs and ADDR_EXPRs.
596 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
597 change that disabled propagation of ADDR_EXPRs into statements
600 2007-09-03 Zack Weinberg <zack@codesourcery.com>
602 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
603 (umulsi3_highpart): Make into expanders; existing insns are
604 now named *[insn]_nov6. Add stars to existing [insn]_v6
607 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
609 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
610 (unprotoize.o): Remove SHLIB_MULTILIB.
612 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
614 * doc/extend.texi: Document progmem attribute for AVR.
616 2007-09-03 Anatoly Sokolov <aesok@post.ru>
619 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
621 2007-09-03 Zack Weinberg <zack@codesourcery.com>
623 * optabs.c (expand_ffs): Initialize val and defined_at_zero
626 * optabs.c: Remove unnecessary forward declarations.
627 (expand_unop_direct): New, broken out of expand_unop.
628 (expand_doubleword_clz): New.
629 (expand_ctz): Move above expand_ffs. Use
630 start_sequence, end_sequence, add_equal_note, and
631 expand_unop_direct. Add more commentary.
632 (expand_ffs): Try both ctz optab and expand_ctz.
633 Generate a test and branch if the hardware doesn't give us
634 a useful value for input zero. Style improvements similar to
637 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
639 2007-09-03 Zack Weinberg <zack@codesourcery.com>
641 * config.gcc: Delete stanza for arm-semi-aof and
642 armel-semi-aof targets.
643 * config/arm/arm-protos.h
645 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
646 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
647 delete aof_pic_label and remove mention of AOF in comments.
648 * config/arm/arm.md: Delete patterns used only for AOF assembly.
650 * config/arm/semiaof.h
651 * config/arm/t-semi: Delete file.
653 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
655 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
656 CONST_CAST_BB): New macros for type-specific casts.
657 (CONST_CAST): Add a TYPE parameter and define it in terms of
660 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
661 * c-lex.c (cb_ident, lex_string): Likewise,
662 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
663 * config/i386/i386.c (ix86_function_regparm,
664 ix86_function_sseregparm): Use CONST_CAST_TREE.
665 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
667 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
668 give_switch, set_multilib_dir): Likewise,
669 * gengtype-parse.c (string_seq, typedef_name): Likewise,
670 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
671 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
672 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
673 * prefix.c (update_path): Likewise,
674 * pretty-print.c (pp_base_destroy_prefix): Likewise,
675 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
676 * tree-cfg.c (tree_can_merge_blocks_p,
677 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
678 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
679 * tree.c (build_string): Supply a TYPE for CONST_CAST.
680 (attribute_list_contained): Use CONST_CAST_TREE.
682 2007-09-03 Krister Walfridsson <cato@df.lth.se>
684 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
686 2007-09-03 Richard Sandiford <richard@codesourcery.com>
689 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
690 before forcing them into a register.
692 2007-09-03 Richard Sandiford <richard@codesourcery.com>
694 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
695 rather than define_code_macro.
697 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
699 * gcc.c (xputenv): New function.
700 (putenv_from_prefixes): Use xputenv instead of putenv.
701 (process_command): Use xputenv instead of putenv.
702 (set_collect_gcc_options): Use xputenv instead of putenv.
703 (main): Use xputenv instead of putenv.
705 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
707 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
708 availability of swap instruction.
709 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
711 2007-09-03 Revital Eres <eres@il.ibm.com>
713 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
716 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
717 Ayal Zaks <zaks@il.ibm.com>
718 Revital Eres <eres@il.ibm.com>
720 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
721 compute_split_row): New functions.
722 (ps_unschedule_node): Remove.
723 (normalize_sched_times): Iterate over the already scheduled
724 insns instead of the number of nodes.
725 (MAX_SPLIT_NUM): New definition.
726 (sms_schedule_by_order): Change the scheduling heuristic to
727 avoid useless increases of initiation interval ii.
728 (get_sched_window): Add dump printouts.
730 2007-09-02 David Daney <ddaney@avtrex.com>
732 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
733 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
734 (optab, insn): Add more attributes.
735 (fetchop_bit): New code macro.
736 (immediate_insn): New code macro attribute.
737 (sync): Change condition to ISA_HAS_SYNC.
738 (rdhwr): Change predicate for operand 0 to register_operand.
739 (memory_barrier): New expand.
740 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
741 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
742 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
743 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
744 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
745 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
746 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
747 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
748 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
750 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
751 Hans-Peter Nilsson <hp@axis.com>
753 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
754 Defined to describe availability and behavior of CLZ.
755 * config/cris/cris.md (clzsi2): Implement using lz instruction.
756 * config/cris/cris.opt: Tweak comment for "-metrax4".
757 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
758 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
759 (count_leading_zeros): Define.
761 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
763 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
765 2007-09-02 Joseph Myers <joseph@codesourcery.com>
768 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
771 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
773 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
774 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
775 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
776 sched-deps.c, sched-int.h, system.h, target.h,
777 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
778 tree.def: Fix comment typos.
780 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
782 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
783 (override_options): Turn on -mstrict-align on non-ColdFire
785 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
787 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
789 * c-common.c (const_strip_array_types): Delete.
790 * c-common.h (const_strip_array_types): Likewise.
791 * emit-rtl.c (const_next_insn, const_previous_insn,
792 const_next_nonnote_insn, const_prev_nonnote_insn,
793 const_next_real_insn, const_prev_real_insn,
794 const_next_active_insn, const_prev_active_insn, const_next_label,
795 const_prev_label): Delete.
796 * gimple-low.c (block_may_fallthru): Use expr_last.
797 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
798 * rtl.h (const_previous_insn, const_next_insn,
799 const_prev_nonnote_insn, const_next_nonnote_insn,
800 const_prev_real_insn, const_next_real_insn,
801 const_prev_active_insn, const_next_active_insn, const_prev_label,
802 const_next_label): Delete.
803 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
804 * system.h (CONST_CAST): Update comment.
805 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
806 (const_first_stmt, const_last_stmt): Delete.
807 (tree_block_ends_with_condjump_p): Use last_stmt.
808 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
809 * tree-iterator.c (const_expr_first, const_expr_last,
810 const_expr_only): Delete.
811 * tree.c (const_lookup_attribute): Likewise.
812 (attribute_list_contained): Use lookup_attribute.
813 * tree.h (const_lookup_attribute, const_expr_first,
814 const_expr_last, const_expr_only): Delete.
816 2007-09-01 Richard Guenther <rguenther@suse.de>
818 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
819 instead of TREE_THIS_VOLATILE.
820 * tree-ssa-operands.c (add_virtual_operand): Do not set
821 has_volatile_ops. Do not check s_ann for NULL.
822 (get_indirect_ref_operands): Likewise.
823 (get_expr_operands): Likewise. For all reference trees
824 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
825 check base of reference for TREE_THIS_VOLATILE.
827 2007-09-01 Richard Guenther <rguenther@suse.de>
829 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
830 between integral types. Also allow conversions between
833 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
835 * optabs.c (prepare_float_lib_cmp): Use
836 libgcc_cmp_return_mode instead of word_mode.
837 * config/dfp-bit.h: Likewise.
838 * config/fp-bit.h: Likewise.
839 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
841 (spu_libgcc_shift_count_mode): New function.
842 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
843 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
845 2007-08-31 Joseph Myers <joseph@codesourcery.com>
847 * tree-pretty-print.c: Include output.h.
848 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
849 HOST_WIDE_INT_PRINT_DEC.
850 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
852 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
854 PR rtl-optimization/33224
855 * loop-iv.c (latch_dominating_def): Check that the definition belongs
856 to the analysed region.
858 2007-08-31 Richard Guenther <rguenther@suse.de>
860 * function.c (allocate_struct_function): Do not set
861 current_function_returns_pointer.
862 * function.h (struct var_refs_queue): Remove.
863 (struct simple_obstack_stack): Likewise.
864 (struct function): Remove fixup_var_refs_queue member.
865 Remove returns_pointer flag.
866 (current_function_returns_pointer): Remove define.
868 2007-08-31 Nick Clifton <nickc@redhat.com>
870 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
871 secondary keys in order to obtain a stable sort.
873 2007-08-31 Nick Clifton <nickc@redhat.com>
876 * config/m32r/constraints.md: Add W constraint for integer zero.
877 * config/m32r/m32r.md (get_pc): Use W and i constraints.
878 Fix length calculation by using alternatives.
880 2007-08-31 Richard Sandiford <richard@codesourcery.com>
882 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
883 split out from expand_binop.
884 (avoid_expensive_constant): New function.
885 (expand_binop_directly): Remove commutative_op argument and
886 (expand_binop_directly): Remove commutative_op argument and
887 call cummutative_optab_p instead. Do not change op0 or op1
888 when swapping xop0 and xop1. Apply avoid_expensive_constant
889 to each argument after potential swapping. Enforce the
890 canonical order of commutative operands.
891 (expand_binop): Use shift_optab_p and commutative_optab_p.
892 Update the calls to expand_binop_directly. Only force constants
893 into registers when widening an operation. Only swap operands
894 once a direct expansion has been rejected.
895 (expand_twoval_binop): Only force constants into registers when
896 using a direct expansion.
898 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
900 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
901 (sched_analyze_insn): Don't postprocess speculative dependencies when
902 target has no scheduling.
903 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
904 'uninitialized' warning.
906 2007-08-31 Richard Guenther <rguenther@suse.de>
908 * tree.c (build_complex_type): Always set TYPE_NAME for
911 2007-08-31 Olivier Hainque <hainque@adacore.com>
913 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
914 internal macro. Default alignment factor for csect directives, chosen
915 to match what BIGGEST_ALIGNMENT allows.
916 (DATA_SECTION_ASM_OP): Use it.
917 * config/rs6000/rs6000.c
918 (rs6000_xcoff_output_readonly_section_asm_op):
919 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
920 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
922 2007-08-31 Olivier Hainque <hainque@adacore.com>
924 * dbxout.c (dbxout_block): Move declaration within the first
925 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
926 block to include the definition, together with the associated
929 2007-08-31 David Edelsohn <edelsohn@gnu.org>
930 Revital Eres <eres@il.ibm.com>
932 * doc/invoke.texi (-mpaired): Document flag.
933 * config.gcc: Include paired.h in powerpc extra_headers and
934 750cl.h in powerpc-*-linux*paired*.
935 * config/rs6000/rs6000.opt (-mpaired): New flag.
936 * config/rs6000/rs6000.c (paired_init_builtins,
937 paired_expand_builtin, paired_expand_lv_builtin,
938 paired_expand_stv_builtin, paired_expand_predicate_builtin):
939 New functions to support the paired single builtin functions.
940 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
941 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
943 (bdesc_paired_preds): New structure for paired predicate
945 (rs6000_expand_builtin): Expand paired single builtins.
946 (rs6000_init_builtins): Init paired single builtins.
947 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
948 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
949 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
950 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
951 (rs6000_vector_mode_supported_p): Support paired vector mode.
952 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
953 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
955 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
956 (DATA_ALIGNMENT): Likewise.
957 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
958 (rs6000_builtins): Add PAIRED builtins.
959 * config/rs6000/rs6000.md: Include paired.md.
960 * config/rs6000/paired.h: New.
961 * config/rs6000/paired.md: New.
962 * config/rs6000/750cl.h: New.
963 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
965 2007-08-30 Ollie Wild <aaw@google.com>
967 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
968 * gcc.c (default_compilers): Add -fno-directives-only to
971 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
975 * regclass.c (initial_fixed_regs): Revert previous change and make
977 (initial_call_used_regs): Likewise.
978 (initial_call_really_used_regs): Delete, reverting previous addition.
979 (initial_reg_names): Likewise.
980 (init_reg_sets): Revert previous change.
981 (saved_fixed_regs): New.
982 (saved_call_used_regs): New.
983 (saved_call_really_used_regs): New.
984 (saved_reg_names): New.
985 (save_register_info): New.
986 (restore_register_info): New.
987 (init_reg_sets_1): Replace reset of register info with call to
988 restore_register_info.
989 * rtl.h (save_register_info): Declare.
990 * toplev.c (backend_init): Call save_register_info.
992 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
994 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
995 from the original statement.
997 2007-08-30 Chao-ying Fu <fu@mips.com>
999 * c-lex.c (interpret_fixed): Declare.
1000 (interpret_float): Process _Fract and _Accum.
1001 (interpret_fixed): New function.
1002 * final.c (output_addr_const): Process CONST_FIXED.
1003 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
1004 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
1006 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
1008 (simplify_immed_subreg): Support CONST_FIXED.
1009 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1010 (simplify_subreg): Support CONST_FIXED.
1012 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1014 * config/rs6000/ppu_intrinsics.h: New file.
1015 * config.gcc (powerpc*-*-* <extra_headers>): Install
1018 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1020 * cfg.c (dump_flow_info): Change to also print entry and exit
1022 * print-rtl.c (print_rtl_single): Allow to print rtl with
1025 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
1027 * df-core.h (df_dump_region): New function.
1028 * df.h (df_dump_region): New function.
1029 * loop-invariant.c (find_defs): Add call to df_dump_region.
1030 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
1033 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1036 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
1037 true if any of the compare_section_name calls returned true,
1038 rather than if any returned false.
1040 2007-08-30 Richard Guenther <rguenther@suse.de>
1042 PR tree-optimization/33199
1043 * tree-ssa-structalias.c (handle_lhs_call): New function.
1044 (find_func_aliases): In non-IPA mode make sure that for
1045 calls that return a pointer we add a constraint for the
1046 result to point to anything.
1048 2007-08-30 Richard Guenther <rguenther@suse.de>
1050 * doc/invoke.texi (-mveclibabi): Document new target option.
1051 * config/i386/i386.opt (-mveclibabi): New target option.
1052 * config/i386/i386.c (ix86_veclib_handler): Handler for
1053 vectorization library support.
1054 (override_options): Handle the -mveclibabi option, initialize
1055 the vectorization library handler.
1056 (ix86_builtin_vectorized_function): As fallback call the
1057 vectorization library handler, if set.
1058 (ix86_veclibabi_acml): New static function for ACML ABI style
1059 vectorization support.
1061 2007-08-30 Jakub Jelinek <jakub@redhat.com>
1063 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
1064 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
1065 SImode and update m. Don't run gen_lowpart_common on arbitrary
1066 memory address, force it to register first.
1069 * dce.c (dce_process_block): Don't delete setters of
1070 artificially used registers.
1072 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1074 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
1075 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
1076 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
1078 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1080 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
1082 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
1083 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
1085 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1087 * system.h: Activate -Wcast-qual as warning-only.
1089 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
1092 * config/rs6000/rs6000.c (compare_section_name): New function.
1093 (rs6000_elf_in_small_data_p): Compare section prefixes instead
1096 2007-08-29 Olivier Hainque <hainque@adacore.com>
1098 * xcoffout.c: #include debug.h.
1099 * Makefile.in (xcoffout.o): Add debug.h dependency.
1101 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
1103 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1104 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
1106 2007-08-29 Richard Guenther <rguenther@suse.de>
1108 * tree-pretty-print.c (dump_generic_node): Print
1109 label DECL_UID as D.%u.
1110 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
1112 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1114 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
1115 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
1117 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
1120 * tree.c (build_type_attribute_qual_variant): Set canonical types
1121 on the final, unqualified attribute variant before building the
1124 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1126 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
1127 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
1129 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1132 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1133 * config/bfin/bfin.md (composev2hi): Put operands into vector
1136 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1138 * config/bfin/bfin.md (composev2hi): Put operands into vector
1141 2007-08-29 Jie Zhang <jie.zhang@analog.com>
1143 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
1144 attribute when appropriate.
1145 (bfin_handle_l1_text_attribute): New.
1146 (bfin_handle_l1_data_attribute): New.
1147 (bfin_attribute_table): Add attributes: l1_text, l1_data,
1148 l1_data_A and l1_data_B.
1149 * doc/extend.texi (node Function Attributes): Document l1_text
1151 (Variable Attributes): Add Blackfin subsection. Document l1_data,
1152 l1_data_A and l1_data_B variable attributes.
1154 2007-08-28 Jie Zhang <jie.zhang@analog.com>
1156 * config/bfin/bfin.opt (minline-plt): Add.
1157 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
1158 call to global functions.
1159 * doc/invoke.texi (Option Summary): Mention -minline-plt.
1160 (Blackfin Options): Document -minline-plt.
1162 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1164 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
1165 given a non-function.
1166 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
1168 2007-08-28 DJ Delorie <dj@redhat.com>
1170 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
1172 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1174 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
1176 2007-08-28 Richard Guenther <rguenther@suse.de>
1178 * tree.h (struct tree_function_decl): Increase size of
1179 function_code bitfield.
1181 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
1182 Kazu Hirata <kazu@codesourcery.com>
1184 * gcc/config/m68k/linux.h
1185 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
1186 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
1187 (m68k_return_in_memory): New.
1188 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
1191 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
1194 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
1195 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
1196 operand) when top VEC_SELECT extracts scalar element.
1197 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
1198 (*vec_extract_v4sf_mem): Ditto.
1200 2007-08-28 Jakub Jelinek <jakub@redhat.com>
1203 * passes.c (init_optimization_passes): Move pass_df_finish
1204 after pass_postreload sublist.
1206 PR rtl-optimization/33148
1207 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
1208 (neg (lt X 0)) if X has scalar int mode.
1211 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
1212 initializer, use build_vector_from_ctor if possible to create
1213 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
1214 even after this, return NULL.
1216 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
1218 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
1220 2007-08-28 Richard Guenther <rguenther@suse.de>
1222 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
1223 (struct tree_function_decl): Make function_code a bitfield.
1224 Add disregard_inline_limits flag.
1225 * cgraphunit.c (cgraph_process_new_functions): Check
1226 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
1227 (cgraph_preserve_function_body_p): Likewise.
1228 * ipa-inline.c (compute_inline_parameters): Likewise.
1229 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
1230 for GNU C extern inline functions.
1231 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
1232 * tree-inline.c (disregard_inline_limits_p): Remove.
1233 * tree-inline.h (disregard_inline_limits_p): Likewise.
1234 * c-common.c (handle_always_inline_attribute): Set
1235 DECL_DISREGARD_INLINE_LIMITS.
1236 * langhooks.c (add_builtin_function): Verify the function code
1237 fits in the bitfield.
1239 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
1240 Vladimir Yanovsky <yanov@il.ibm.com>
1241 Revital Eres <eres@il.ibm.com>
1242 Andrey Belevantsev <abel@ispras.ru>
1244 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
1246 * modulo-sched.c: Add documentation regarding do-loop.
1247 (doloop_register_get): Change number of arguments to support
1248 the new do-loop pattern and check whether COUNT_REG has no other
1249 occurences in the loop besides in the control part.
1250 (duplicate_insns_of_cycles): Do not duplicate the insn which
1251 changes count_reg as it is already adjusted.
1252 (generate_prolog_epilog): New argument to support the new
1253 do-loop pattern. Change the subtract instruction to use
1254 expand_simple_binop. Call duplicate_insns_of_cycles with new
1256 (sms_schedule): Call doloop_register_get and
1257 generate_prolog_epilog with new argument. Do not handle loops
1258 with single sets insns with subreg in their lhs.
1259 * loop-doloop.c (doloop_optimize): Support for another do-loop
1261 (doloop_condition_get): Gets an instruction instead of a pattern
1262 and change the return condition when the do-loop pattern is
1264 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
1265 deps when considering to not create edges.
1267 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
1269 * doc/extend.texi (gnu_inline funtion attribute): Document C++
1272 2007-08-27 Jason Merrill <jason@redhat.com>
1275 * gimplify.c (gimplify_modify_expr): Discard the assignment of
1276 zero-sized types after calling gimplify_modify_expr_rhs.
1278 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1280 * regclass.c (init_reg_autoinc): Fix typo.
1282 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
1284 Fix PR tree-optimization/33173
1285 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
1287 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
1290 * config/i386/i386.h (VALID_DFP_MODE_P): New.
1291 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
1294 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
1295 David Ung <davidu@mips.com>
1296 Nigel Stephens <nigel@mips.com>
1298 Separate target-specific initialization from general
1299 back-end initialization.
1301 * toplev.c (init_alignments): New, split out from...
1302 (process_options): ...here.
1303 (backend_init_target): New, split out from...
1304 (backend_init): ...here.
1305 (lang_dependent_init_target): New, split out from...
1306 (lang_dependent_init): ...here.
1307 (target_reinit): New.
1308 * toplev.h (target_reinit): Declare.
1309 * expr.c (init_expr_target): Renamed from init_expr_once, since it
1310 now can be called more than once. Update comments.
1311 * expr.h (init_expr_target): Likewise.
1312 * alias.c (init_alias_target): Renamed from init_alias_once, since it
1313 now can be called more than once. Explicitly zero
1314 static_reg_base_value.
1315 * emit-rtl.c (init_emit_regs): New, split out from...
1316 (init_emit_once): Here.
1317 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
1318 non-const, so that changes from command-line arguments can overwrite
1319 values provided by the static initializers.
1320 (initial_call_really_used_regs): New, used similarly to the above.
1321 (initial_reg_names): Likewise.
1322 (last_mode_for_init_move_cost): Promoted function-local static to
1323 file-scope static to make it accessible outside init_move_cost.
1324 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
1325 Do not initialize inv_reg_alloc_order yet, either. Do initialize
1326 reg_names since it is needed for parsing command-line options.
1327 (init_move_cost): Use last_mode_for_init_move_cost instead of
1328 function-local static.
1329 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
1330 call_really_used_regs now. Reinitialize reg_names. Also
1331 initialize inv_reg_alloc_order. Zero reg_class_subunion and
1332 reg_class_superunion. Clear losing_caller_save_reg_set.
1333 Preserve global registers if called more than once. Reset
1334 move cost, may_move_in_cost, may_move_out_cost, and
1335 last_mode_for_init_move_cost.
1336 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
1337 can now be invoked more than once. Update comments.
1338 (init_regs): Update comments.
1339 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
1340 and initial_call_really_used_regs, instead of the non-initial
1341 variables. This allows us to save the command-line register settings
1342 after target reinitialization.
1343 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
1344 * rtl.h (init_emit_regs): Declare.
1345 (init_reg_modes_target, init_alias_target): Renamed as described
1347 * reload1.c (init_reload): Update comments.
1348 * optabs.c (init_optabs): Likewise.
1349 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
1351 2007-08-26 Chao-ying Fu <fu@mips.com>
1353 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
1356 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1358 * alias.c (memory_modified_1, memory_modified_in_insn_p):
1360 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
1362 * bb-reorder.c (copy_bb_p): Likewise.
1363 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
1364 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1365 block_ends_with_condjump_p): Likewise.
1366 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
1367 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
1368 block_ends_with_condjump_p): Likewise.
1369 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
1370 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
1371 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
1372 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
1373 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
1374 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
1375 debug_true_const_tree instad of debug_true_tree.
1376 * debug.c (do_nothing_debug_hooks): Likewise.
1377 * debug.h (ignore_block, debug_true_const_tree): Constify.
1378 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
1379 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
1380 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
1381 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
1382 dbx_reg_number, is_based_loc, field_type,
1383 simple_type_align_in_bits, simple_decl_align_in_bits,
1384 simple_type_size_in_bits, field_byte_offset, insert_float,
1385 type_tag, member_declared_type, is_redundant_typedef,
1386 secname_for_decl, is_inlined_entry_point): Likewise.
1387 * emit-rtl.c (const_next_insn, const_previous_insn,
1388 const_next_nonnote_insn, const_prev_nonnote_insn,
1389 const_next_real_insn, const_prev_real_insn,
1390 const_next_active_insn, const_prev_active_insn, const_next_label,
1391 const_prev_label): Likewise.
1392 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
1394 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
1395 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
1396 sched_insn_is_legitimate_for_speculation_p): Likewise.
1397 * jump.c (reversed_comparison_code_parts,
1398 reversed_comparison_code, reversed_comparison, condjump_label):
1400 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
1401 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
1403 * rtl.h (const_previous_insn, const_next_insn,
1404 const_prev_nonnote_insn, const_next_nonnote_insn,
1405 const_prev_real_insn, const_next_real_insn,
1406 const_prev_active_insn, const_next_active_insn, const_prev_label,
1407 const_next_label, modified_between_p, modified_in_p,
1408 const_note_storeskeep_with_call_p, condjump_label,
1409 reversed_comparison, reversed_comparison_code,
1410 reversed_comparison_code_parts, memory_modified_in_insn_p,
1411 stack_regs_mentioned): Likewise.
1412 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
1413 keep_with_call_p): Likewise.
1414 * sched-deps.c (deps_may_trap_p, sched_get_condition,
1415 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
1416 sd_lists_size, sd_lists_empty_p): Likewise.
1417 * sched-int.h (sched_insns_conditions_mutex_p,
1418 haifa_classify_insn, no_real_insns_p,
1419 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
1420 sd_lists_size, sd_lists_empty_p): Likewise.
1421 * sdbout.c (sdb_debug_hooks): Likewise.
1422 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
1423 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
1424 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
1426 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
1427 tree_can_throw_internal): Likewise.
1428 * tree-flow-inline.h (phi_nodes): Likewise.
1429 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
1430 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
1431 * tree-gimple.c (const_get_call_expr_in): Likewise.
1432 * tree-gimple.h (const_get_call_expr_in): Likewise.
1433 * tree.c (const_lookup_attribute, attribute_list_equal,
1434 attribute_list_contained): Likewise.
1435 * tree.h (attribute_list_equal, attribute_list_contained,
1436 const_lookup_attribute): Likewise.
1437 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
1439 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1441 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
1442 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
1444 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1447 * config/alpha/constraints.md: Delete "svn:mime-type" property
1448 with svn propdel "svn:mime-type".
1450 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
1453 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
1454 non NOTE insn doesn't cross basic block.
1455 (noce_try_abs): Likewise.
1456 (noce_process_if_block): Likewise.
1458 2007-08-26 David Edelsohn <edelsohn@gnu.org>
1461 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
1462 operand without auto-inc-dec.
1463 * config/rs6000/rs6000.md (floatsidf2_internal): Use
1464 offsettable_mem_operand.
1465 (floatunssidf2_internal): Same.
1466 (fix_truncdfsi2_internal): Same.
1467 (floatsidf_ppc64): Same.
1468 (floatunssidf_ppc64): Same.
1469 (fix_trunctfsi2_internal): Same.
1471 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
1474 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
1475 pass defines needed for version.c.
1477 2007-08-25 Joseph Myers <joseph@codesourcery.com>
1479 * configure.ac (--debug-prefix-map check): Change assembler
1480 version presumed to have feature to 2.18.
1481 * configure: Regenerate.
1483 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1485 * c-common.c (vector_types_convertible_p,
1486 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
1487 self_promoting_args_p): Constify.
1488 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
1489 c_promoting_integer_type_p, self_promoting_args_p,
1490 anon_aggr_type_p, vector_types_convertible_p): Likewise.
1491 * c-decl.c (anon_aggr_type_p): Likewise.
1492 * * c-dump.c (dump_stmt): Likewise.
1493 * c-objc-common.c (has_c_linkage): Likewise.
1494 * c-tree.h (same_translation_unit_p): Likewise.
1495 * c-typeck.c (null_pointer_constant_p,
1496 tagged_types_tu_compatible_p, function_types_compatible_p,
1497 type_lists_compatible_p, lvalue_or_else, lvalue_p,
1498 comptypes_internal, struct tagged_tu_seen_cache,
1499 same_translation_unit_p, alloc_tagged_tu_seen_cache,
1500 c_size_in_bytes): Likewise.
1501 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
1502 hash_ptr, eq_ptr): Likewise.
1503 * langhooks-def.h (lhd_decl_ok_for_sibcall,
1504 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
1505 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
1506 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
1508 * optabs.c (optab_for_tree_code): Likewise.
1509 * optabs.h (optab_for_tree_code): Likewise.
1510 * rtl.h (simplify_rtx): Likewise.
1511 * simplify-rtx.c (simplify_rtx): Likewise.
1512 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
1513 dump_flag, dump_node): Likewise.
1514 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
1515 queue_and_dump_type, dump_flag): Likewise.
1516 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
1517 * tree-pass.h (dump_node): Likewise.
1518 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
1519 supportable_narrowing_operation): Likewise.
1520 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
1521 supportable_narrowing_operation): Likewise.
1522 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
1523 is_negative_overflow_infinity, is_positive_overflow_infinity,
1524 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
1525 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
1526 update_value_range, add_equivalence, ssa_name_nonnegative_p,
1527 ssa_name_nonzero_p, fp_predicate): Likewise.
1528 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
1529 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
1530 ssa_name_nonnegative_p): Likewise.
1532 2007-08-25 Hans Kester <hans.kester@ellips.nl>
1534 * config.gcc : Add x86_64-elf target.
1536 2007-08-25 Jakub Jelinek <jakub@redhat.com>
1538 * expr.c (store_expr): Fix order of store_by_pieces arguments.
1540 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
1541 Nigel Stephens <nigel@mips.com>
1545 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
1546 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
1547 * expr.c (SET_BY_PIECES_P): Define.
1548 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
1549 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
1550 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
1552 * expr.h (SET_RATIO): Define.
1553 (can_store_by_pieces, store_by_pieces): Update prototypes.
1554 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
1555 can_store_by_pieces/store_by_pieces.
1556 (expand_builtin_memcpy_args): Likewise.
1557 (expand_builtin_strncpy): Likewise.
1558 (expand_builtin_memset_args): Likewise. Also remove special case
1559 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
1560 decide what to do instead.
1561 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
1562 to can_store_by_pieces.
1564 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
1565 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
1567 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
1568 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
1569 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
1570 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
1571 (STORE_BY_PIECES_P): Define.
1573 2007-08-24 Tom Tromey <tromey@redhat.com>
1575 * varpool.c (varpool_last_needed_node): Fix comment typo.
1576 * c-decl.c (duplicate_decls): Fix comment typo.
1577 (clone_underlying_type): Update comment.
1579 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1581 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
1582 alpha_in_small_data_p, alpha_split_complex_arg,
1583 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1585 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
1586 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
1588 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
1589 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1590 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
1591 * config/darwin.c (darwin_binds_local_p): Likewise.
1592 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
1594 * config/i386/i386-protos.h (i386_pe_binds_local_p,
1595 i386_pe_valid_dllimport_attribute_p): Likewise.
1596 * config/i386/i386.c (ix86_function_regparm,
1597 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
1598 x86_can_output_mi_thunk, ix86_mangle_type,
1599 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
1600 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
1601 i386_pe_binds_local_p): Likewise.
1602 * config/ia64/ia64.c
1603 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
1604 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
1605 ia64_invalid_conversion, ia64_invalid_unary_op,
1606 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1608 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
1609 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
1610 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
1611 * config/mips/mips.c (mips_use_blocks_for_constant_p,
1612 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
1613 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1614 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
1615 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
1616 * config/pa/pa.c (pa_commutative_p): Likewise.
1617 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
1619 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
1620 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
1621 rs6000_use_blocks_for_constant_p,
1622 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
1623 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1624 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
1625 * config/s390/s390.c (s390_mangle_type,
1626 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
1628 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1629 th_in_small_data_p): Likewise.
1630 * config/sh/sh.c (sh_ms_bitfield_layout_p,
1631 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
1633 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
1634 sparc_mangle_type): Likewise.
1635 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
1636 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
1637 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
1639 * hooks.c (hook_bool_mode_const_rtx_false,
1640 hook_bool_mode_const_rtx_true,
1641 hook_bool_const_tree_hwi_hwi_const_tree_false,
1642 hook_bool_const_tree_hwi_hwi_const_tree_true,
1643 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1644 hook_constcharptr_const_tree_null,
1645 hook_constcharptr_const_rtx_null,
1646 hook_constcharptr_const_tree_const_tree_null,
1647 hook_constcharptr_int_const_tree_null,
1648 hook_constcharptr_int_const_tree_const_tree_null): New.
1649 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1650 hook_bool_tree_hwi_hwi_tree_false,
1651 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
1652 hook_int_tree_tree_1, hook_constcharptr_tree_null,
1653 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
1654 hook_constcharptr_int_tree_null,
1655 hook_constcharptr_int_tree_tree_null): Delete.
1656 (default_can_output_mi_thunk_no_vcall): Constify.
1657 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1658 hook_bool_tree_hwi_hwi_tree_false,
1659 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
1660 hook_int_tree_tree_1, hook_constcharptr_tree_null,
1661 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
1662 hook_constcharptr_int_tree_null,
1663 hook_constcharptr_int_tree_tree_null): Delete.
1664 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
1665 hook_bool_const_tree_hwi_hwi_const_tree_false,
1666 hook_bool_const_tree_hwi_hwi_const_tree_true,
1667 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1668 hook_constcharptr_const_tree_null,
1669 hook_constcharptr_const_rtx_null,
1670 hook_constcharptr_const_tree_const_tree_null,
1671 hook_constcharptr_int_const_tree_null,
1672 hook_constcharptr_int_const_tree_const_tree_null): New.
1673 (default_can_output_mi_thunk_no_vcall): Constify.
1674 * integrate.c (function_attribute_inlinable_p): Likewise.
1675 * integrate.h (function_attribute_inlinable_p): Likewise.
1676 * jump.c (rtx_renumbered_equal_p): Likewise.
1677 * output.h (decl_readonly_section, categorize_decl_for_section,
1678 default_use_anchors_for_symbol_p, default_binds_local_p,
1679 default_binds_local_p_1): Likewise.
1680 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
1682 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
1683 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
1684 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
1685 TARGET_COMP_TYPE_ATTRIBUTES,
1686 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
1687 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
1688 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
1689 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
1690 TARGET_DWARF_CALLING_CONVENTION): Likewise.
1691 * target.h (can_output_mi_thunk, needs_block_p,
1692 first_cycle_multipass_dfa_lookahead_guard_spec,
1693 vector_alignment_reachable, comp_type_attributes,
1694 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
1695 commutative_p, use_blocks_for_constant_p,
1696 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
1697 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
1698 invalid_within_doloop, valid_dllimport_attribute_p,
1699 split_complex_arg, invalid_arg_for_unprototyped_fn,
1700 invalid_conversion, invalid_unary_op, invalid_binary_op):
1702 * targhooks.c (default_invalid_within_doloop,
1703 hook_invalid_arg_for_unprototyped_fn,
1704 default_builtin_vector_alignment_reachable): Likewise.
1705 (hook_bool_rtx_commutative_p): Delete.
1706 (hook_bool_const_rtx_commutative_p): New.
1707 * targhooks.h (default_invalid_within_doloop,
1708 default_builtin_vector_alignment_reachable,
1709 hook_invalid_arg_for_unprototyped_fn): Constify.
1710 (hook_bool_rtx_commutative_p): Delete.
1711 (hook_bool_const_rtx_commutative_p): New.
1712 * varasm.c (bss_initializer_p, decl_default_tls_model,
1713 categorize_decl_for_section, decl_readonly_section,
1714 default_use_anchors_for_symbol_p, default_binds_local_p,
1715 default_binds_local_p_1): Constify.
1717 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1719 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1720 __NO_BUILTIN if -fno-builtin.
1722 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1724 * config/bfin/bfin.c (print_operand): Report error instead of
1725 ICE for wrong operand.
1727 2007-08-24 Michael Matz <matz@suse.de>
1729 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
1731 2007-08-24 Richard Guenther <rguenther@suse.de>
1734 * tree-ssa.c (useless_type_conversion_p): Split into a
1735 recursive and a non-recursive part.
1736 (useless_type_conversion_p_1): New function.
1737 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
1738 from maybe_fold_offset_to_reference is trivially convertible
1739 to the desired type before doing the simplification.
1741 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1743 * expr.c (store_expr): Optimize initialization of an array
1745 * expr.h (builtin_strncpy_read_str): New prototype.
1746 * builtins.c (builtin_strncpy_read_str): Remove prototype.
1749 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
1752 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
1753 field when initializing if_info structure.
1755 2007-08-24 Richard Guenther <rguenther@suse.de>
1757 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
1759 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
1760 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
1761 * tree-inline.c (inlinable_function_p): Fold in common parts of
1762 the cannot_inline_tree_fn langhook.
1763 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
1764 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
1765 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1766 cannot_inline_tree_fn langhook.
1767 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1768 cannot_inline_tree_fn member.
1770 2007-08-24 Richard Guenther <rguenther@suse.de>
1772 * expr.c (get_inner_reference): Do computation of bitoffset
1773 from offset in a way we can detect overflow reliably.
1775 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1777 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
1779 2007-08-24 Jie Zhang <jie.zhang@analog.com>
1781 * config/bfin/bfin.opt (mfast-fp): Add.
1782 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
1783 libbffastfp override libgcc if -mfast-fp.
1784 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
1785 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
1786 (Blackfin Options): Document -mfast-fp.
1788 2007-08-24 Jakub Jelinek <jakub@redhat.com>
1790 PR tree-optimization/32573
1792 * tree-data-ref.c (initialize_data_dependence_relation): Clear
1793 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
1794 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
1795 (build_classic_dist_vector): Return false rather than true if
1796 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
1797 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
1798 returned false. Don't call save_dist_v before calling
1799 build_classic_dist_vector_1.
1800 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
1801 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
1802 DDR_DIR_VECTS vectors.
1804 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
1806 * configure.ac (leb128): Modify sed statement to work with any
1807 binutils version string.
1808 * configure: Regenerate
1810 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1812 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
1813 Wrap in RTX_CODE macro guard.
1814 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
1815 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
1816 arm_mark_dllimport, arm_pe_encode_section_info,
1817 arm_pe_unique_section): Use ISO-C function declarations.
1818 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
1819 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
1820 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
1822 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
1823 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
1825 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
1827 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
1828 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
1829 (register_move_cost): Use ISO-C function declarations.
1830 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
1831 * config/score/score-protos.h (score_declare_object): Add
1833 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
1835 * final.c (profile_function): Avoid empty if-bodies.
1838 * calls.c (must_pass_in_stack_var_size,
1839 must_pass_in_stack_var_size_or_pad): Constify.
1840 * config/alpha/alpha-protos.h (function_value): Likewise.
1841 * config/alpha/alpha.c (alpha_return_in_memory,
1842 alpha_pass_by_reference, function_value,
1843 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
1844 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1846 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
1847 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1848 TARGET_PROMOTE_PROTOTYPES): Likewise.
1849 * config/arm/arm-protos.h (arm_return_in_memory,
1850 arm_pad_arg_upward, arm_function_value): Likewise.
1851 * config/arm/arm.c (arm_pass_by_reference,
1852 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
1853 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1854 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
1856 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
1857 * config/avr/avr-protos.h (avr_function_value): Likewise.
1858 * config/avr/avr.c (avr_return_in_memory,
1859 gas_output_limited_string, gas_output_ascii, avr_function_value,
1860 avr_return_in_memory): Likewise.
1861 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
1862 * config/bfin/bfin.c (bfin_pass_by_reference,
1863 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
1864 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
1866 * config/cris/cris.c (cris_pass_by_reference,
1867 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
1868 * config/crx/crx.c (crx_return_in_memory): Likewise.
1869 * config/darwin.c (function_base, machopic_function_base_name):
1871 * config/fr30/fr30.c (fr30_must_pass_in_stack,
1872 TARGET_PROMOTE_PROTOTYPES): Likewise.
1873 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
1874 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
1875 * config/i386/i386-protos.h (ix86_return_in_memory,
1876 ix86_sol10_return_in_memory): Likewise.
1877 * config/i386/i386.c (ix86_function_value,
1878 ix86_function_sseregparm, ix86_must_pass_in_stack,
1879 type_natural_mode, classify_argument, examine_argument,
1880 construct_container, ix86_pass_by_reference, function_value_32,
1881 function_value_64, ix86_function_value_1, return_in_memory_32,
1882 return_in_memory_64, return_in_memory_ms_64,
1883 ix86_return_in_memory, ix86_sol10_return_in_memory,
1884 TARGET_PROMOTE_PROTOTYPES): Likewise.
1885 * config/ia64/ia64-protos.h (ia64_function_value,
1886 ia64_hpux_function_arg_padding): Likewise.
1887 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
1888 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
1889 ia64_hpux_function_arg_padding): Likewise.
1890 * config/iq2000/iq2000-protos.h (function_arg,
1891 iq2000_function_value): Likewise.
1892 * config/iq2000/iq2000.c (iq2000_return_in_memory,
1893 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
1894 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1895 function_arg, iq2000_function_value): Likewise.
1896 * config/m32c/m32c-protos.h (m32c_function_value,
1897 m32c_promote_function_return): Likewise.
1898 * config/m32c/m32c.c (m32c_pass_by_reference,
1899 m32c_promote_prototypes, m32c_promote_function_return,
1900 m32c_function_value): Likewise.
1901 * config/m32r/m32r.c (m32r_return_in_memory,
1902 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1903 m32r_in_small_data_p): Likewise.
1904 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
1906 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
1907 m68hc11_function_arg_padding): Likewise.
1908 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
1909 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
1910 m68k_function_value): Likewise.
1911 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
1912 mcore_function_value): Likewise.
1913 * config/mcore/mcore.c (handle_structs_in_regs,
1914 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
1915 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1916 mcore_num_arg_regs, mcore_function_value): Likewise.
1917 * config/mips/mips-protos.h (mips_pad_arg_upward,
1918 mips_function_value): Likewise.
1919 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
1920 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
1921 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1922 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
1923 mips_function_value): Likewise.
1924 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
1926 * config/mmix/mmix.c (mmix_pass_by_reference,
1927 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
1928 mmix_encode_section_info): Likewise.
1929 * config/mn10300/mn10300-protos.h (mn10300_function_value):
1931 * config/mn10300/mn10300.c (mn10300_return_in_memory,
1932 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
1933 mn10300_function_value): Likewise.
1934 * config/mt/mt-protos.h (mt_function_value): Likewise.
1935 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
1936 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
1937 * config/pa/pa-protos.h (function_arg_padding, function_value,
1938 pa_return_in_memory): Likewise.
1939 * config/pa/pa.c (pa_pass_by_reference,
1940 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
1941 function_arg_padding, function_value, pa_return_in_memory):
1943 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
1944 * config/rs6000/rs6000-protos.h (rs6000_function_value,
1945 function_arg_padding): Likewise.
1946 * config/rs6000/rs6000.c (rs6000_return_in_memory,
1947 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
1948 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
1949 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1950 function_arg_padding, altivec_expand_dst_builtin,
1951 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
1952 altivec_init_builtins, rs6000_common_init_builtins,
1953 rs6000_function_value): Likewise.
1954 * s390/s390-protos.h (s390_function_value): Likewise.
1955 * config/s390/s390.c (s390_function_arg_size,
1956 s390_pass_by_reference, s390_return_in_memory,
1957 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
1958 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
1959 * config/score/score-protos.h (score_function_value): Likewise.
1960 * config/score/score.c (score_arg_partial_bytes,
1961 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1962 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
1963 score_pass_by_reference, score_add_offset, score_function_value):
1965 * config/sh/sh-protos.h (sh_attr_renesas_p,
1966 sh_promote_prototypes): Likewise.
1967 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
1968 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
1969 sh_attr_renesas_p): Likewise.
1970 * config/sparc/sparc-protos.h (function_value,
1971 function_arg_padding): Likewise.
1972 * config/sparc/sparc.c (sparc_promote_prototypes,
1973 sparc_return_in_memory, sparc_pass_by_reference,
1974 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
1975 function_arg_record_value_2, function_arg_record_value_1,
1976 function_arg_record_value, function_arg_record_value,
1977 function_arg_padding, function_value): Likewise.
1978 * config/spu/spu-protos.h (spu_function_value): Likewise.
1979 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
1980 spu_function_value): Likewise.
1981 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
1983 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
1984 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
1985 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1987 * config/v850/v850.c (v850_return_in_memory,
1988 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
1989 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
1990 * config/xtensa/xtensa.c (xtensa_return_in_msb,
1991 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
1992 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
1994 * explow.c (promote_mode, hard_function_value): Likewise.
1995 * expr.h (hard_function_value, promote_mode): Likewise.
1996 * function.c (aggregate_value_p): Likewise.
1997 * hooks.c (hook_bool_const_tree_true): New.
1998 * hooks.h (hook_bool_const_tree_true): New.
1999 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
2000 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
2001 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
2002 TARGET_RETURN_IN_MSB): Likewise.
2003 * target.h (promote_function_args, promote_function_return,
2004 promote_prototypes, return_in_memory, return_in_msb,
2005 pass_by_reference, must_pass_in_stack, callee_copies,
2006 function_value): Likewise.
2007 * targhooks.c (default_return_in_memory,
2008 hook_pass_by_reference_must_pass_in_stack,
2009 hook_callee_copies_named,
2010 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2011 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2012 default_function_value): Likewise.
2013 * targhooks.h (default_return_in_memory,
2014 hook_pass_by_reference_must_pass_in_stack,
2015 hook_callee_copies_named,
2016 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
2017 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
2018 default_function_value): Likewise.
2019 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
2020 (equiv_class_label_hash, equiv_class_label_eq): Constify.
2021 * tree-vectorizer.c (bb_in_loop_p): Likewise.
2022 * tree.c (needs_to_live_in_memory): Likewise.
2023 * tree.h (struct tree_type, needs_to_live_in_memory,
2024 aggregate_value_p, must_pass_in_stack_var_size,
2025 must_pass_in_stack_var_size_or_pad): Likewise.
2026 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
2027 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
2028 lookup_filename): Likewise.
2030 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2033 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
2034 fake fcomi i387 instruction for !TARGET_CMOVE.
2035 (ix86_expand_branch): Expand natural sequence with one jump for
2036 all targets, not only TARGET_CMOVE.
2037 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
2038 pattern to implement fake fcomi sequence. Split instruction after
2039 reload to correct compare sequences.
2040 (*cmpfp_xf_cc): Ditto.
2041 (*cmpfp_<mode>_cc): Ditto.
2042 (*cmpfp_u_cc): Ditto.
2043 (*cmpfp_<mode>_cc): Ditto.
2045 2007-08-23 Richard Guenther <rguenther@suse.de>
2047 * tree-pretty-print.c (dump_generic_node): Annotate
2048 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
2050 2007-08-23 Richard Guenther <rguenther@suse.de>
2052 * builtins.c (expand_builtin_mathfn): Wrap argument in
2053 save_expr directly instead of re-building the call.
2054 (expand_builtin_mathfn_2): Likewise.
2055 (expand_builtin_mathfn_3): Likewise.
2056 (expand_builtin_interclass_mathfn): Likewise.
2057 (expand_builtin_int_roundingfn): Set arg.
2058 (expand_builtin_int_roundingfn_2): Likewise.
2060 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
2062 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
2063 *sse_nand<mode>3, *sse_xor<mode>3): New.
2065 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
2067 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
2068 * config/i386/i386.c (print_operand): Handle ';' code. Output
2069 semicolon for TARGET_MACHO.
2070 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
2071 emit semicolon after 'lock' prefix.
2072 (sync_double_compare_and_swap<mode>): Ditto.
2073 (*sync_double_compare_and_swapdi_pic): Ditto.
2074 (*sync_compare_and_swap_cc<mode>): Ditto.
2075 (sync_double_compare_and_swap_cc<mode>): Ditto.
2076 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2077 (sync_old_add<mode>): Ditto.
2078 (sync_add<mode>): Ditto.
2079 (sync_sub<mode>): Ditto.
2080 (sync_ior<mode>): Ditto.
2081 (sync_and<mode>): Ditto.
2082 (sync_xor<mode>): Ditto.
2084 2007-08-22 Chao-ying Fu <fu@mips.com>
2086 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
2088 (copy_rtx): Handle CONST_FIXED.
2089 (rtx_equal_p): Likewise.
2090 * rtl.h (fixed_value.h): New include.
2091 (rtx_def): Add a new field of fixed_value to u.
2092 (XCNMPFV): Define for accessing fixed_value.
2093 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
2095 * rtl.def (CONST_FIXED): New constant.
2096 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
2097 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
2098 US_ASHIFT): New codes.
2099 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
2100 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
2101 unsigned_fract_convert, unsigned_sat_fract): Document them.
2102 * varasm.c (assemble_integer): Extend to support fixed-point constants
2103 by using different machine classes.
2104 (decode_addr_const): Handle FIXED_CST.
2105 (const_hash_1): Likewise.
2106 (compare_constant): Likewise.
2107 (copy_constant): Likewise.
2108 (const_rtx_hash_1): Handle CONST_FIXED.
2109 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2110 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2112 (initializer_constant_valid_p): Handle FIXED_CST.
2113 (output_constant): Support FIXED_POINT_TYPE.
2114 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
2115 * cse.c (hash_rtx): Support CONST_FIXED.
2116 (exp_equiv_p): Likewise.
2117 (cannon_reg): Likewise.
2118 (fold_rtx): Likewise.
2119 (equiv_constant): Likewise.
2120 (cse_process_notes_1): Likewise.
2121 (count_reg_usage): Likewise.
2122 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
2123 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
2124 (wrap_constant): Check CONST_FIXED.
2125 (cselib_hash_rtx): Support CONST_FIXED.
2126 (cselib_subst_to_values): Likewise.
2127 * df-scan.c (df_uses_record): Likewise.
2128 * gcse.c (want_to_gcse_p): Likewise.
2129 (oprs_unchanged_p): Likewise.
2130 (oprs_not_set_p): Likewise.
2131 (compute_transp): Likewise.
2132 (extract_mentioned_regs_helper): Likewise.
2133 * genemit.c (gen_exp): Likewise.
2134 * local-alloc.c (equiv_init_varies_p): Likewise.
2135 (contains_replace_regs): Likewise.
2136 (memref_referenced_p): Likewise.
2137 * loop-invariant.c (check_maybe_invariant): Likewise.
2138 (hash_invariant_expr_1): Likewise.
2139 (invariant_expr_equal_p): Likewise.
2140 * postreload-gcse.c (oprs_unchanged_p): Likewise.
2141 * regclass.c (reg_scan_mark_refs): Likewise.
2142 * regrename.c (scan_rtx): Likewise.
2143 * resource.c (mark_referenced_resources): Likewise.
2144 (mark_set_resources): Likewise.
2145 * rtlanal.c (rtx_unstable_p): Likewise.
2146 (rtx_varies_p): Likewise.
2147 (count_occurrences): Likewise.
2148 (reg_mentioned_p): Likewise.
2149 (modified_between_p): Likewise.
2150 (modified_in_p): Likewise.
2151 (volatile_insn_p): Likewise.
2152 (volatile_refs_p): Likewise.
2153 (side_effects_p): Likewise.
2154 (may_trap_p_1): Likewise.
2155 (inequality_comparisons_p): Likewise.
2156 (computed_jump_p_1): Likewise.
2157 (commutative_operand_precedence): Likewise.
2158 * sched-deps.c (sched_analyze_2): Likewise.
2159 * sched-vis.c (print_value): Likewise.
2160 * reload.c (operands_match_p): Likewise.
2161 (subst_reg_equivs): Likewise.
2162 * reload1.c (eliminate_regs_1): Likewise.
2163 (elimination_effects): Likewise.
2164 (scan_paradoxical_subregs): Likewise.
2165 * alias.c (rtx_equal_for_memref_p): Likewise.
2166 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
2167 * emit-rtl.c (const_fixed_htab): New hash table.
2168 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
2170 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
2171 const_fixed_from_fixed_value): New functions.
2172 (verify_rtx_sharing): Handle CONST_FIXED.
2173 (copy_rtx_if_shared_1): Likewise.
2174 (reset_used_flags): Likewise.
2175 (set_used_flags): Likewise.
2176 (copy_insn_1): Likewise.
2177 (init_emit_once): Create const_fixed_htab.
2178 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
2180 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
2182 PR tree-optimization/32949
2183 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
2184 before failing for ivs with non-constant step.
2186 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
2188 * doc/md.texi (Iterators): Renamed from Macros. All contents
2189 changed to reflect rename of respectively define_code_macro and
2190 define_mode_macro to define_code_iterator and define_mode_iterator.
2191 (Mode Iterators, Code Iterators): Similar.
2192 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
2193 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
2194 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
2195 (initialize_iterators, find_iterator, check_code_iterator)
2196 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
2197 (read_mapping, read_rtx_1): Similar.
2198 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
2199 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
2200 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
2201 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
2202 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
2203 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
2204 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
2205 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
2206 config/rs6000/sync.md, config/rs6000/rs6000.md,
2207 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
2208 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
2209 config/vax/vax.md, config/bfin/bfin.md: Similar.
2211 2007-08-22 David Daney <ddaney@avtrex.com>
2213 * doc/install.texi (Testing): Mention testing on a simulator.
2215 2007-08-22 Janis Johnson <janis187@us.ibm.com>
2217 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
2219 * doc/libgcc.texi (Decimal float library routines): Fix formatting
2220 and rearrange floating point conversion functions into different
2223 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2225 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
2226 dfa_post_advance_cycle): New scheduler hooks.
2227 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2228 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
2230 (TARGET_SCHED): Use them.
2231 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2232 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
2233 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
2235 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
2236 function to facilitate debugging.
2237 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
2238 (output_insn_has_dfa_reservation_p): New static function to output
2239 insn_has_dfa_reservation_p ().
2240 (write_automata): Use it.
2241 * genattr.c (main): Output declaration for
2242 insn_has_dfa_reservation_p ().
2244 2007-08-22 Christian Bruel <christian.bruel@st.com>
2245 Richard Guenther <rguenther@suse.de>
2247 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
2248 * simplify_rtx (simplify_binary_operation_1): Likewise.
2250 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2252 PR rtl-optimization/32557
2253 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
2254 of REGNO (mws->mw_reg).
2256 2007-08-22 Richard Guenther <rguenther@suse.de>
2259 * builtins.c (expand_builtin_int_roundingfn): Replace call
2260 argument wrapped with SAVE_EXPR directly.
2261 (expand_builtin_int_roundingfn_2): Likewise.
2263 2007-08-22 Richard Guenther <rguenther@suse.de>
2265 * tree-inline.c (inlinable_function_p): Restore disregarding
2266 inline limits for GNU extern inline functions.
2268 2007-08-22 Richard Guenther <rguenther@suse.de>
2271 * tree.c (host_integerp): Treat sizetype as signed as it is
2274 2007-08-21 Ian Lance Taylor <iant@google.com>
2276 PR tree-optimization/33134
2277 * tree-vrp.c (adjust_range_with_scev): Call
2278 set_value_range_to_value.
2280 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2282 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
2285 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
2287 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
2290 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
2292 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
2293 cases to set eight bytes at a time.
2294 (expand_block_move): Likewise.
2296 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2299 * dwarf2out.c (gen_decl_die): Don't call
2300 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
2302 2007-08-21 Paul Brook <paul@codesourcery.com>
2303 Nathan Sidwell <nathan@codesourcery.com>
2304 Mark Mitchell <mark@codesourcery.com>
2305 Joseph Myers <joseph@codesourcery.com>
2307 * configure.ac: Add --with-pkgversion and --with-bugurl.
2308 * configure: Regenerate.
2309 * doc/install.texi: Document them.
2310 * version.c (version_string): Remove VERSUFFIX.
2311 (VERSUFFIX): Remove.
2312 (pkgversion_string): New.
2313 (bug_report_url): Do not hard-code initializer.
2314 * version.h (pkgversion_string): Declare.
2315 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
2317 (version.o): Define PKGVERSION and BUGURL.
2318 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
2319 (%.pod): Define BUGURL.
2320 * gcc.c (process_command, main): Use pkgversion_string.
2321 * toplev.c (compile_file, print_version): Likewise.
2322 * protoize.c (main): Likewise.
2323 * gcov.c (print_version): Likewise. Update copyright date.
2324 * gcov-dump.c (print_version): Likewise. Update copyright date.
2325 * mips-tdump.c (main): Likewise. Update copyright date.
2326 * mips-tfile.c (main): Likewise. Update copyright date.
2327 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
2328 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
2329 shorten description.
2330 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
2331 * doc/gccint.texi: Likewise.
2332 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
2333 Update copyright date.
2335 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
2337 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
2338 (ix86_expand_strlensi_unroll_1): Ditto.
2339 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
2340 (ix86_expand_carry_flag_compare): Update comment.
2342 2007-08-21 Jakub Jelinek <jakub@redhat.com>
2345 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
2346 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
2348 2007-08-21 Richard Guenther <rguenther@suse.de>
2350 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
2352 2007-08-21 Richard Guenther <rguenther@suse.de>
2355 * fold-const.c (fold_binary): Remove index +p PTR folding.
2356 Fix types of POINTER_PLUS_EXPR generated by folding of
2359 2007-08-20 Chao-ying Fu <fu@mips.com>
2361 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
2362 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
2363 RID_ONEWAY, so that it can be checked in declspecs_add_type.
2364 (c_common_fixed_point_type_for_size): Declare.
2365 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
2366 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
2367 (c_token_starts_declspecs): Likewise.
2368 (c_parser_declspecs): Likewise.
2369 (c_parser_attributes): Likewise.
2370 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
2371 (c_declspecs): Add saturating_p.
2372 * c-decl.c (build_null_declspecs): Initialize saturating_p.
2373 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
2374 _Sat. Handle RID_SAT.
2375 Avoid using void, bool, char, int, float, double, _Decimal32,
2376 _Decimal64, _Decimal128, and complex with _Sat.
2377 Handle RID_FRACT and RID_ACCUM.
2378 Make sure _Sat is used with _Fract or _Accum.
2379 (finish_declspecs): Handle cts_fract and cts_accum.
2380 * c-common.c (fixed-value.h): New include.
2381 (constant_expression_warning): Handle FIXED_CST.
2382 (overflow_warning): Likewise.
2383 (warnings_for_convert_and_check): Likewise.
2384 (c_common_fixed_point_type_for_size): New.
2385 (c_common_type_for_mode): Handle fixed-point modes to
2386 return various saturating/non-saturating, signed/unsigned types.
2387 (c_common_signed_or_unsigned_type): Support fixed-point types.
2388 (shorten_compare): Check fixed-point zero.
2389 Handle FIXED_POINT_TYPE.
2390 (c_common_truthvalue_conversion): Handle FIXED_CST.
2391 Handle FIXED_POINT_TYPE.
2392 (c_common_nodes_and_builtins): Record builtin types for fixed-point
2394 (handle_mode_attribute): Handle fixed-point modes. Need to check
2395 if the signness of base type and fixed-point modes are consistent.
2396 (handle_vector_size_attribute): Handle fixed-point modes.
2397 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
2398 (warn_for_div_by_zero): Check fixed-point zero.
2399 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
2400 a common fixed-point type based on fbit, ibit, sign, and saturation.
2401 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
2402 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
2403 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
2404 (convert_for_assignment): Support FIXED_POINT_TYPE.
2405 (digest_init): Handle FIXED_POINT_TYPE.
2406 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
2407 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2408 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
2409 GE_EXPR, LT_EXPR, GT_EXPR.
2410 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
2411 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
2412 * target.h (gcc_target): Add fixed_point_supported_p.
2413 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
2414 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
2415 (default_fixed_point_supported_p): Define.
2416 * targhooks.h (default_fixed_point_supported_p): Declare.
2417 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
2418 * doc/install.texi (Configuration): Add --enable-fixed-point.
2419 * configure.ac (--enable-fixed-point): New to enable fixed-point
2420 arithmetic extension to C. For mips targets, we enable it by default.
2421 * configure, config.in: Regenerate.
2423 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
2425 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
2427 2007-08-20 David Edelsohn <edelsohn@gnu.org>
2429 * dwarf2out.c (text_section_used): Move declaration outside ifdef
2430 DWARF2_DEBUGGING_INFO.
2431 (cold_text_section_used): Same.
2432 (cold_text_section): Same.
2434 2007-08-20 Richard Guenther <rguenther@suse.de>
2436 * c-typeck.c (convert_for_assignment): Use the type of
2437 the member for the initialization.
2439 2007-08-20 Richard Guenther <rguenther@suse.de>
2441 * c-objc-common.c (c_disregard_inline_limits): Remove.
2442 * c-objc-common.h (c_disregard_inline_limits): Likewise.
2443 * cgraphunit.c (cgraph_process_new_functions): Call
2444 disregard_inline_limits_p.
2445 (cgraph_preserve_function_body_p): Likewise.
2446 * ipa-inline.c (compute_inline_parameters): Likewise.
2447 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
2449 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
2450 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2451 disregard_inline_limits langhook.
2452 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
2454 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2455 disregard_inline_limits langhook.
2456 * tree-inline.c (disregard_inline_limits_p): New function.
2457 * tree-inline.h (disregard_inline_limits_p): Declare.
2459 2007-08-20 Richard Guenther <rguenther@suse.de>
2461 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
2462 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
2463 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
2464 auto_var_in_fn_p langhook.
2465 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
2467 * tree.c (auto_var_in_fn_p): ... here.
2468 (find_var_from_fn): Call auto_var_in_fn_p directly.
2469 * langhooks.h (lang_hooks_for_tree_inlining): Remove
2470 auto_var_in_fn_p langhook.
2471 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
2472 (copy_body_r): Likewise.
2473 (self_inlining_addr_expr): Likewise.
2474 * tree.h (auto_var_in_fn_p): Declare.
2476 2007-08-20 Richard Guenther <rguenther@suse.de>
2478 * tree.c (WALK_SUBTREE): Call walk_tree_1.
2479 (walk_type_fields): Take lh parameter.
2480 (walk_tree): Rename to ...
2481 (walk_tree_1): ... this. Do not call the walk_subtrees
2482 langhook but the now passed callback. Pass lh on recursion.
2483 (walk_tree_without_duplicates): Rename to ...
2484 (walk_tree_without_duplicates_1): ... this. Take lh parameter
2485 and call walk_tree_1.
2486 * tree.h (walk_tree_lh): New typedef.
2487 (walk_tree_1): Declare.
2488 (walk_tree_without_duplicates_1): Likewise.
2489 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
2490 (walk_tree_without_duplicates): New define to
2491 walk_tree_without_duplicates_1 with NULL lh parameter.
2492 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
2493 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
2495 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
2496 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
2497 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
2500 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
2503 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
2504 code in front of the compacting of basic blocks.
2505 Move the folding of statements inbetween the cgraph checking
2506 and compacting of basic blocks.
2508 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2509 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2512 * config/alpha/alpha.c (va_list_skip_additions): Check for
2513 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
2514 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
2515 PLUS_EXPR when checking ap.__base.
2516 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
2517 when doing addition on pointer types. Use size_int instead of
2519 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
2520 ptr_type in the second operand.
2522 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2525 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
2527 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2530 * cfgexpand.c (expand_one_register_var): Mark pointer
2531 DECL_ARTIFICIAL as REG_POINTER also.
2532 * stmt.c (expand_decl): Likewise.
2534 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
2541 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
2542 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
2543 on_worklist argument and avoid adding things to worklist multiple
2545 (add_to_worklist): Ditto.
2546 (mark_aliases_call_clobbered): Mark entire structure clobbered if
2547 single SFT is clobbered.
2548 (set_initial_properties): Ditto.
2549 (compute_call_clobbered): Update for changes to function
2551 (create_overlap_variables_for): Always create SFT for offset 0.
2552 (create_structure_vars): Handle PHI's, since we are in SSA form at
2554 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
2555 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
2557 (add_vars_for_offset): Figure out aliases from access + points-to.
2558 (add_virtual_operand): Use add_vars-for_offset.
2559 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
2560 (add_call_clobber_ops): Remove makes_clobbering_call set.
2561 (get_expr_operands): Always pass through the INDIRECT_REF
2563 * tree-ssa-structalias.c (struct constraint_graph): Remove
2565 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
2566 address_taken, pt_used, number_incoming.
2567 (FIRST_ADDR_NODE): Removed.
2568 (merge_graph_nodes): Remove broken code for the moment.
2569 (init_graph): New function.
2570 (build_pred_graph): Remove code to init_graph.
2571 Add location equivalence support.
2572 (struct scc_info): Rename roots to deleted.
2574 (init_scc_info): Ditto
2575 (init_topo_info): Use graph->size.
2576 (compute_topo_order): Ditto.
2577 (do_da_constraint): Removed.
2578 (do_sd_constraint): Remove calls to find().
2579 set_union_with_increment should always get 0 as last arg here.
2580 (do_complex_constraint): Replace do_da_constraint with assert.
2582 (struct equiv_class_label): New.
2583 (pointer_equiv_class_table): Ditto.
2584 (location_equiv_class_table): Ditto.
2585 (equiv_class_label_hash): Ditto.
2586 (equiv_class_label_eq): Ditto
2587 (equiv_class_lookup): Ditto.
2588 (equiv_class_ladd): Ditto.
2589 (pointer_equiv_class): Ditto.
2590 (location_equiv_class): Ditto.
2591 (condense_visit): Rename and rewrite from label_visit to do only
2592 SCC related stuff for HU.
2593 (label_visit): Do HU work for HU.
2594 (perform_var_substitution): Update to do HU and location
2596 (free_var_substitution_info): Update to free HU and location
2597 equivalence structures. */
2598 (find_equivalent_node): Update for pointer but not location
2600 (unite_pointer_equivalences): New function.
2601 (move_complex_constraints): Rewrite to only do moving.
2602 (rewrite_constraints): Split out of move_complex_constraints.
2603 (solve_graph): Use graph->size.
2604 (process_constraint_1): Add from_call argument, use it.
2605 Split *a = &b into two constraints.
2606 (process_constraint): Use new process_constraint_1.
2607 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
2608 (get_constraint_for): Handle non-pointer integers properly.
2609 Remove code that used to handle structures.
2610 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
2611 with unknown addends.
2612 (handle_rhs_call): New function.
2613 (find_func_aliases): Use handle_rhs_call.
2614 (set_uids_in_ptset): Add an assert.
2615 (set_used_smts): Fix bug in not considering unified vars.
2616 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
2617 (compute_points_to_sets): Update for other function changes.
2618 (delete_points_to_sets): Ditto.
2619 (ipa_pta_execute): Ditto.
2620 (pass_ipa_pta): We need to update SSA after ipa_pta.
2622 2007-08-19 Jan Hubicka <jh@suse.cz>
2624 * i386.md: Replace "rim" and "mri" constraints by "g".
2626 2007-08-19 Joseph Myers <joseph@codesourcery.com>
2628 * dwarf2out.c (text_section_used, cold_text_section_used,
2629 cold_text_section, dwarf2out_note_section_used): New.
2630 (dwarf2out_init): Initialize cold_text_section.
2631 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
2632 dwarf2out_note_section_used.
2633 (size_of_aranges): Only count entry for text section if it was
2634 used. Count entry for cold text section if it was used.
2635 (output_aranges): Only output entries for text section and cold
2636 text section if they were used.
2638 2007-08-19 Andrew Pinski <pinskia@gmail.com>
2640 * tree-pretty-print.c (debug_generic_expr): Add a comment about
2642 (debug_generic_stmt): Likewise.
2643 (debug_tree_chain): Likewise.
2645 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
2647 * tree-data-refs.c (split_constant_offset): Expose.
2648 * tree-data-refs.h (split_constant_offset): Add declaration.
2650 * tree-vectorizer.h (dr_alignment_support): Renamed
2651 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
2652 Added a new value dr_explicit_realign.
2653 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
2654 dr_offset, dr_step, and dr_aligned_to, along with new access
2655 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
2656 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
2657 STMT_VINFO_DR_ALIGNED_TO.
2659 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
2661 In case of outer-loop vectorization with non-fixed misalignment - use
2662 the dr_explicit_realign scheme instead of the optimized realignment
2664 (new_stmt_vec_info): Initialize new fields.
2666 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
2667 'nested_in_vect_loop' case. Change verbosity level.
2668 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
2669 Don't fail on zero step in the outer-loop for loads.
2670 (vect_analyze_data_refs): Call split_constant_offset to calculate
2671 base, offset and init relative to the outer-loop.
2673 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
2674 BSI function argument with a new function argument - at_loop.
2675 Simplify the condition that determines STEP. Takes additional argument
2676 INV_P. Support outer-loop vectorization (handle the
2677 nested_in_vect_loop case), including zero step in the outer-loop. Call
2678 vect_create_addr_base_for_vector_ref with additional argument.
2679 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
2680 Updated function documentation. Handle the 'nested_in_vect_loop' case.
2681 Fixed and simplified calculation of step.
2682 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
2683 of bsi, and with additional argument. Call bump_vector_ptr with
2684 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
2685 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
2686 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
2687 when the realignment setup needs to take place inside the loop.
2688 Support the dr_explicit_realign scheme. Allow generating the optimized
2689 realignment scheme for outer-loop vectorization. Added documentation.
2690 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
2691 the 'nested_in_vect_loop' case, including loads that are invariant in
2692 the outer-loop and the realignment schemes. Handle the case when the
2693 realignment setup needs to take place inside the loop. Call
2694 vect_setup_realignment with additional arguments. Call
2695 vect_create_data_ref_ptr with additional argument and with loop instead
2696 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
2697 (vect_gen_niters_for_prolog_loop): Call
2698 vect_create_addr_base_for_vector_ref with additional arguments.
2699 (vect_create_cond_for_align_checks): Likewise.
2700 (bump_vector_ptr): Updated to support the new dr_explicit_realign
2701 scheme: takes additional argument bump; argument ptr_incr is now
2702 optional; updated documentation.
2703 (vect_init_vector): Takes additional argument (bsi). Use it, if
2704 available, to insert the vector initialization.
2705 (get_initial_def_for_induction): Pass additional argument in call to
2707 (vect_get_vec_def_for_operand): Likewise.
2708 (vect_setup_realignment): Likewise.
2709 (vectorizable_load): Likewise.
2711 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
2713 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
2714 as argument instead of struct loop.
2715 (nested_in_vect_loop_p): New function.
2716 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
2718 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
2719 from other phis in the loop.
2720 (destroy_loop_vec_info): Add additional argument to declaration.
2722 * tree-vectorizer.c (supportable_widening_operation): Also check if
2723 nested_in_vect_loop_p (don't allow changing the order in this case).
2724 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
2725 of struct loop. Call nested_in_vect_loop_p and don't require
2726 flag_unsafe_math_optimizations if it returns true.
2727 (new_stmt_vec_info): When setting def_type for phis differentiate
2728 loop-header phis from other phis.
2729 (bb_in_loop_p): New function.
2730 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
2731 just update their loop_vinfo. Order of BB traversal now matters -
2732 call dfs_enumerate_from with bb_in_loop_p.
2733 (destroy_loop_vec_info): Takes additional argument to control whether
2734 stmt_vinfo of the loop stmts should be destroyed as well.
2735 (vect_is_simple_reduction): Allow the "non-reduction" use of a
2736 reduction stmt to be defines by a non loop-header phi.
2737 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
2739 * tree-vect-transform.c (vectorizable_reduction): Call
2740 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
2741 (vectorizable_call): Likewise.
2742 (vectorizable_conversion): Likewise.
2743 (vectorizable_operation): Likewise.
2744 (vectorizable_type_promotion): Likewise.
2745 (vectorizable_type_demotion): Likewise.
2746 (vectorizable_store): Likewise.
2747 (vectorizable_live_operation): Likewise.
2748 (vectorizable_reduction): Likewise. Also pass loop_info to
2749 vect_is_simple_reduction instead of loop.
2750 (vect_init_vector): Call nested_in_vect_loop_p.
2751 (get_initial_def_for_reduction): Likewise.
2752 (vect_create_epilog_for_reduction): Likewise.
2753 (vect_init_vector): Check which loop to work with, in case there's an
2755 (get_initial_def_for_inducion): Extend to handle outer-loop
2756 vectorization. Fix indentation.
2757 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
2758 In the case vect_induction_def get the vector def from the induction
2759 phi node, instead of calling get_initial_def_for_inducion.
2760 (get_initial_def_for_reduction): Extend to handle outer-loop
2762 (vect_create_epilog_for_reduction): Extend to handle outer-loop
2764 (vect_transform_loop): Change assert to just skip this case. Add a
2766 (vect_finish_stmt_generation): Add a couple asserts.
2768 (vect_estimate_min_profitable_iters): Multiply
2769 cost of inner-loop stmts (in outer-loop vectorization) by estimated
2771 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
2772 this is an inner-loop reduction in outer-loop vectorization.
2774 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
2775 Same code as what used to be vect_analyze_scalar_cycles, only with
2776 additional argument loop, and loop_info passed to
2777 vect_is_simple_reduction instead of loop.
2778 (vect_analyze_scalar_cycles): Code factored out into
2779 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
2780 Updated documentation.
2781 (analyze_operations): Check for inner-loop loop-closed exit-phis during
2782 outer-loop vectorization that are live or not used in the outerloop,
2783 cause this requires special handling.
2784 (vect_enhance_data_refs_alignment): Don't consider versioning for
2786 (vect_analyze_data_refs): Check that there are no datarefs in the
2788 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
2789 and vect_used_in_outer_by_reduction cases.
2790 (process_use): Also consider the case of outer-loop stmt defining an
2791 inner-loop stmt and vice versa.
2792 (vect_analyze_loop_1): New function.
2793 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
2794 loops. Call vect_analyze_loop_1.
2795 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
2796 been vectorized. Call destroy_loop_vec_info with additional argument.
2798 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
2799 in the inner-loop when doing outer-loop vectorization. Add
2800 documentation and printout.
2801 (vect_recog_dot_prod_pattern): Likewise. Also add check for
2802 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
2804 2007-08-18 Andrew Pinski <pinskia@gmail.com>
2806 * tree-affine.h (print_aff): New prototype.
2807 (debug_aff): Likewise.
2808 * tree-affine.c (print_aff): New function.
2809 (debug_aff): Likewise.
2811 2007-08-18 Paul Brook <paul@codesourcery.com>
2812 Joseph Myers <joseph@codesourcery.com>
2814 * common.opt (-fdebug-prefix-map=): New option.
2815 * opts.c: Include debug.h.
2816 (common_handle_option): Handle -fdebug-prefix-map.
2817 * final.c: Include ggc.h.
2818 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
2819 remap_debug_filename): New.
2820 * Makefile.in (final.o, opts.o): Update dependencies.
2821 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
2822 * configure.ac: Check for assembler --debug-prefix-map support.
2823 * configure, config.in: Regenerate.
2824 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
2825 (ASM_DEBUG_SPEC): Include ASM_MAP.
2826 * doc/install.texi (--with-debug-prefix-map): Document.
2827 * doc/invoke.texi (-fdebug-prefix-map): Document.
2828 * dbxout.c (dbxout_init, dbxout_start_source_file,
2829 dbxout_source_file): Call remap_debug_filename.
2830 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
2831 dwarf2out_start_source_file, dwarf2out_finish): Call
2832 remap_debug_filename.
2833 (file_table_relative_p): Do not check d->emitted_number.
2834 * toplev.c (output_file_directive): Call remap_debug_filename.
2835 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
2836 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
2838 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2840 * loop-invariant.c (find_invariants_to_move): Add missing macro
2843 2007-08-17 Tom Tromey <tromey@redhat.com>
2845 * tree.h (struct tree_label_decl): Removed old "java" fields.
2847 2007-08-17 Richard Sandiford <richard@codesourcery.com>
2848 Nigel Stephens <nigel@mips.com>
2850 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
2851 Treat -mno-data-in-code and -mcode-xonly as aliases for
2852 -mcode-readable=no and -mcode-readable=pcrel respectively.
2853 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
2854 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
2855 (MULTILIB_DIRNAMES): Update accordingly.
2857 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
2859 * Makefile.in (version.o): Depend on $(REVISION) only if
2860 REVISION_s is defined.
2862 2007-08-17 Sa Liu <saliu@de.ibm.com>
2863 Ulrich Weigand <uweigand@de.ibm.com>
2866 * tree.c (reconstruct_complex_type): For a pointer to a vector,
2867 use build_qualified_type to retain qualifiers of the base type.
2869 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
2871 * config/score/score.md : Update pattern tablejump.
2872 * config/score/score.c : Update score_initialize_trampoline
2874 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
2875 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
2876 * doc/contrib.texi: Add my entry.
2878 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
2880 * Makefile.in (REVISION): New.
2883 (version.o): Also depend on $(REVISION). Add
2884 -DREVISION=$(REVISION_s).
2886 * version.c (version_string): Add REVISION.
2888 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
2890 * tree-eh.c (lower_try_finally_onedest): Reset the locus
2891 of GOTO that's relocated to a different block.
2893 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2895 * c-common.c (const_strip_array_types): New.
2896 * c-common.h (lang_missing_noreturn_ok_p): Delete.
2897 (const_strip_array_types): New.
2898 * c-objc-common.c (c_disregard_inline_limits,
2899 c_warn_unused_global_decl): Constify.
2900 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
2901 c_vla_type_p, c_incomplete_type_error): Likewise.
2902 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
2903 * hooks.c (hook_bool_const_tree_false): New.
2904 * hooks.h (hook_bool_const_tree_false): Likewise.
2905 * langhooks-def.h (lhd_warn_unused_global_decl,
2906 lhd_incomplete_type_error, lhd_expr_size,
2907 lhd_tree_inlining_disregard_inline_limits,
2908 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2909 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
2910 * langhooks.c (lhd_warn_unused_global_decl,
2911 lhd_incomplete_type_error,
2912 lhd_tree_inlining_disregard_inline_limits,
2913 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
2914 lhd_expr_size): Likewise.
2915 * langhooks.h (lang_hooks_for_tree_inlining,
2916 lang_hooks_for_tree_dump, lang_hooks_for_types,
2917 lang_hooks_for_decls, lang_hooks): Likewise.
2918 * pointer-set.c (pointer_set_t, pointer_set_create,
2919 pointer_set_contains, insert_aux, pointer_set_insert,
2920 pointer_set_traverse, pointer_map_t, pointer_map_create,
2921 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
2923 * pointer-set.h (pointer_set_contains, pointer_set_insert,
2924 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
2925 pointer_map_traverse): Likewise.
2926 * predict.c (assert_is_empty): Likewise.
2927 * tree-affine.c (free_name_expansion): Likewise.
2928 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
2929 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
2930 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
2932 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
2934 * tree-vectorizer.c (new_loop_vec_info): Initialize new
2936 (destroy_loop_vec_info): Add call to VEC_free.
2937 * tree-vectorizer.h (may_alias_ddrs): Define.
2938 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
2939 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2940 Change reporting to dump.
2941 (vect_is_duplicate_ddr): New.
2942 (vect_mark_for_runtime_alias_test): New.
2943 (vect_analyze_data_ref_dependences) Add call to
2944 vect_mark_for_runtime_alias_test.
2945 (vect_enhance_data_refs_alignment): Define local variable
2946 vect_versioning_for_alias_required, don't perform
2947 peeling for alignment if versioning for alias is
2949 (vect_enhance_data_refs_alignment): Use
2950 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
2951 PARAM_VECT_MAX_VERSION_CHECKS.
2952 * tree-vect-transform.c
2953 (vect_create_cond_for_alias_checks): New.
2954 (vect_transform_loop): Add call to
2955 vect_create_cond_for_alias_checks.
2956 (vect_vfa_segment_size): New.
2957 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
2959 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
2960 * gcc/doc/invoke.texi
2961 (vect-max-version-for-alignment-checks): Document.
2962 (vect-max-version-for-alias-checks): Document.
2963 (vect-max-version-checks): Remove.
2965 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
2967 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
2968 the same line as the instruction for all asm dialects.
2969 (*rep_movsi): Ditto.
2970 (*rep_movsi_rex64): Ditto.
2971 (*rep_movqi): Ditto.
2972 (*rep_movqi_rex64): Ditto.
2973 (*rep_stosdi_rex64): Ditto.
2974 (*rep_stossi): Ditto.
2975 (*rep_stossi_rex64): Ditto.
2976 (*rep_stosqi): Ditto.
2977 (*rep_stosqi_rex64): Ditto.
2978 (*cmpstrnqi_nz_1): Ditto.
2979 (*cmpstrnqi_nz_rex_1): Ditto.
2980 (*cmpstrnqi_1): Ditto.
2981 (*cmpstrnqi_rex_1): Ditto.
2982 (*strlenqi_1): Ditto.
2983 (*strlenqi_rex_1): Ditto.
2984 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
2985 prefix on the same line as the instruction for all asm dialects.
2986 (sync_double_compare_and_swap<mode>): Ditto.
2987 (*sync_double_compare_and_swapdi_pic): Ditto.
2988 (*sync_compare_and_swap_cc<mode>): Ditto.
2989 (sync_double_compare_and_swap_cc<mode>): Ditto.
2990 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
2991 (sync_old_add<mode>): Ditto.
2992 (sync_add<mode>): Ditto.
2993 (sync_sub<mode>): Ditto.
2994 (sync_ior<mode>): Ditto.
2995 (sync_and<mode>): Ditto.
2996 (sync_xor<mode>): Ditto.
2998 2007-08-16 Richard Sandiford <richard@codesourcery.com>
3001 * reload.c (find_reloads): Check that the memory returned by
3002 find_reloads_toplev was not the result of forcing a constant
3004 (find_reloads_toplev): Always use simplify_gen_subreg to get
3005 the subreg of a constant. If the result is also a constant,
3006 but not a legitimate one, force it into the constant pool
3007 and reload its address.
3009 2007-08-15 David Edelsohn <edelsohn@gnu.org>
3011 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
3014 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
3016 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
3017 directive for the current vector ABI.
3019 2007-08-15 Steve Ellcey <sje@cup.hp.com>
3022 * caller-save.c (reg_save_code): Set invalide status on restore code.
3024 2007-08-15 Diego Novillo <dnovillo@google.com>
3026 * tree-ssa-alias.c (compute_memory_partitions): Use
3027 alias_bitmap_obstack to allocate bitmaps.
3028 (reset_alias_info): Factor out of init_alias_info.
3029 Mark all name tags not associated to an SSA name for renaming.
3030 (init_alias_info): Call it.
3031 (create_name_tags): Tidy. Add comments.
3032 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
3034 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3036 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
3037 scheduler dependencies.
3039 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
3041 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
3043 (*iorsi_1_zext): Likewise.
3044 (*iorsi_1_zext_imm): Likewise.
3045 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
3046 with "rm"/"xm" constraint.
3047 (sse2_vmsqrtv2df2): Likewise.
3049 2007-08-15 Jakub Jelinek <jakub@redhat.com>
3052 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
3055 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
3057 * tree-pass.h (PROP_pta): Removed.
3058 (TODO_rebuild_alias): New.
3059 (pass_may_alias): Removed.
3060 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
3061 aliasing if we changed something.
3062 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
3064 (pass_may_alias): Removed.
3065 (create_structure_vars): Return TODO_rebuild_alias.
3066 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
3067 * tree-sra.c (tree_sra): Only rebuild aliasing if something
3069 (tree_sra_early): We never affect aliasing right now.
3070 * tree-flow.h (compute_may_aliases): New prototype.
3071 * passes.c: Remove pass_may_alias from the passes.
3072 (execute_function_todo): Support TODO_rebuild_alias.
3074 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
3076 * i386.c: (legitimize_address): Move dllimported variable check
3077 infront of legitimizing pic address of CONST symbols.
3079 2007-08-14 Steve Ellcey <sje@cup.hp.com>
3081 PR tree-optimization/32941
3082 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
3083 (goto_queue_cmp): Remove.
3084 (find_goto_replacement): Change search method.
3085 (maybe_record_in_goto_queue): Add assert.
3086 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
3087 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
3089 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3091 * alias.c (component_uses_parent_alias_set): Constify.
3092 * alias.h (component_uses_parent_alias_set): Likewise.
3093 * cfgrtl.c (print_rtl_with_bb): Likewise.
3094 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
3095 mpz_get_double_int): Likewise.
3096 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
3097 mpz_get_double_int): Likewise.
3098 * expr.c (is_aligning_offset, undefined_operand_subword_p,
3099 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
3101 * expr.h (safe_from_p): Likewise.
3102 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
3104 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
3105 zero_sized_type, goa_lhs_expr_p): Likewise.
3106 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
3107 * rtl.h (print_rtl_with_bb): Likewise.
3108 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
3109 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
3110 * tree-flow-inline.h (bb_stmt_list): Constify.
3111 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
3113 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
3114 const_first_stmt, const_last_stmt): New.
3115 (block_may_fallthru, empty_block_p): Constify.
3116 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
3117 EXPR_ONLY_BODY): New.
3118 (expr_first, expr_last, expr_only): Use macro for body.
3119 (const_expr_first, const_expr_last, const_expr_only): New.
3120 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
3121 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
3122 ctsi_prev, ctsi_stmt): New.
3123 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
3124 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
3125 * tree-ssa-loop-niter.c (loop_only_exit_p,
3126 derive_constant_upper_bound): Likewise.
3127 * tree-ssa-phiopt.c (empty_block_p): Likewise.
3128 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
3129 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
3130 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
3131 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
3132 * tree.c (get_type_static_bounds): Likewise.
3133 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
3134 (get_type_static_bounds): Constify.
3136 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3139 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
3140 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
3141 (*<addsub><mode>3_cc_overflow): New.
3142 (*add<mode>3_cconly_overflow): New.
3143 (*sub<mode>3_cconly_overflow): New.
3144 (*<addsub>si3_zext_cc_overflow): New.
3145 * config/i386/predicates.md (fcmov_comparison_operator): Accept
3146 CCCmode for LTU, GTU, LEU and GEU.
3147 (ix86_comparison_operator): Likewise.
3148 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
3149 * config/i386/i386.c (put_condition_code): Support CCCmode.
3150 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
3151 or MINUS expressions.
3153 2007-08-14 Andrew Pinski <pinskia@gmail.com>
3156 * c-typeck.c (build_binary_op): Disallow vector float types with
3157 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
3159 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3161 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
3162 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
3163 (dep_def): New typedef.
3164 (init_dep_1, sd_debug_dep): Declare functions.
3165 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
3166 (debug_dep_links): Remove.
3167 (struct _deps_list): New field 'n_links'.
3168 (DEPS_LIST_N_LINKS): New macro.
3169 (FOR_EACH_DEP_LINK): Remove.
3170 (create_deps_list, free_deps_list, delete_deps_list): Remove
3172 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3173 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3174 (copy_deps_list_change_con, move_dep_link): Ditto.
3175 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
3176 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
3178 (INSN_BACK_DEPS): Remove.
3179 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
3181 (INSN_DEP_COUNT): Remove.
3182 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
3183 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
3184 Declare global variables.
3185 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
3186 (add_forw_dep, compute_forward_dependences): Remove declarations.
3187 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
3188 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3189 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
3191 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
3193 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
3194 (sd_list_types_def): New typedef.
3195 (sd_next_list): Declare function.
3196 (struct _sd_iterator): New type.
3197 (sd_iterator_def): New typedef.
3198 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
3200 (FOR_EACH_DEP): New cycle wrapper.
3201 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
3203 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
3204 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
3207 * sched-deps.c (init_dep_1): Make global.
3208 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
3210 (dump_dep): New static function.
3211 (dump_dep_flags): New static variable.
3212 (sd_debug_dep): New function.
3213 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
3215 (move_dep_link): Use remove_from_deps_list (), instead of
3217 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
3218 (dep_link_is_detached_p): New static function.
3219 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
3221 (dn_pool, dl_pool): New alloc_pools.
3222 (dn_pool_diff, dl_pool_diff): New static variables.
3223 (create_dep_node, delete_dep_node): New static function.
3224 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
3225 (deps_list_empty_p): Make it static. Use 'n_links' field.
3226 (deps_pools_are_empty_p): New static function.
3227 (alloc_deps_list, delete_deps_list): Remove.
3228 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
3229 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3230 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
3231 (forward_dependency_cache): Remove.
3232 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
3233 'back' from the names. Change signature to use dep_t instead of
3235 (add_back_dep): Ditto. Make global.
3236 (check_dep_status): Rename to check_dep ().
3237 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
3239 (sd_finish_insn): Ditto.
3240 (sd_find_dep_between_no_cache): New static function.
3241 (sd_find_dep_between): New function.
3242 (ask_dependency_caches, set_dependency_caches): New static functions.
3243 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
3244 (add_or_update_dep_1): Separate pieces of functionality into
3245 ask_dependency_caches (), update_dependency_caches (),
3246 change_spec_dep_to_hard (), update_dep ().
3247 (get_back_and_forw_lists): New static function.
3248 (sd_add_dep): Separate setting of dependency caches into
3249 set_dependency_caches ().
3250 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
3252 (sd_delete_dep): Ditto.
3253 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
3254 (dump_lists): New static function.
3255 (sd_debug_lists): New debug function.
3256 (delete_all_dependences, fixup_sched_groups): Update to use
3257 sd_* infrastructure.
3258 (sched_analyze_2): Create data-speculative dependency only if
3259 data-speculation is enabled.
3260 (sched_analyze_insn): If insn cannot be speculative, make all its
3261 dependencies non-speculative.
3262 (sched_analyze): Use sd_init_insn ().
3263 (add_forw_dep, compute_forward_dependencies): Remove.
3264 (delete_dep_nodes_in_back_deps): New static function.
3265 (sched_free_deps): New function.
3266 (init_dependency_caches): Init alloc_pools.
3267 (extend_depedency_caches): Update after removing of
3268 forward_dependency_cache.
3269 (free_dependency_caches): Ditto. Free alloc_pools.
3270 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
3271 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
3273 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3274 (add_dependence): Use init_dep ().
3275 (get_dep_weak_1): New static function.
3276 (get_dep_weak): Move logic to get_dep_weak_1 ().
3277 (dump_ds): New static function moved from haifa-sched.c:
3278 debug_spec_status ().
3279 (debug_ds): New debug function.
3280 (check_dep_status): Rename to check_dep (). Update to check whole
3283 * haifa-sched.c (spec_info): Make global.
3284 (added_recovery_block_p): Rename to
3285 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
3286 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
3287 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
3288 to use new interfaces.
3289 (ok_for_early_queue_removal): Ditto.
3290 (schedule_block): Initialize logical uids of insns emitted by the
3292 (sched_init): Initialize new variable.
3293 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3295 (extend_global): Initialize insn data.
3296 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
3297 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
3299 (add_to_speculative_block): Update to use new interfaces.
3300 (create_recovery_block): Set new variables.
3301 (create_check_block_twin, fix_recovery_deps): Update to use new
3303 (sched_insn_is_legitimate_for_speculation_p): New function.
3304 (speculate_insn): Move checking logic to
3305 sched_insn_is_legitimate_for_speculation_p ().
3306 (sched_remove_insn): Finalize sched-deps information of instruction.
3307 (clear_priorities, add_jump_dependencies): Update to use new
3309 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
3311 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
3312 to use new interfaces.
3313 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
3314 (new_ready): Try to use control speculation only if it is available.
3315 (add_branch_dependences): Update to use new interfaces.
3316 (compute_block_backward_dependences): Rename to
3317 compute_block_dependences (). Call
3318 targetm.sched.dependencies_evaluation_hook ().
3319 (free_block_dependencies): New static function.
3320 (debug_dependencies): Update to use new interfaces.
3321 (schedule_region): Remove separate computation of forward dependencies.
3322 Move call of targetm.sched.dependencies_evaluation_hook () to
3323 compute_block_dependences (). Free dependencies at the end of
3324 scheduling the region.
3326 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
3328 (add_deps_for_risky_insns): Ditto.
3329 (schedule_ebb): Remove separate computation of forward dependencies.
3330 Free dependencies at the end of scheduling the ebb.
3332 * ddg.c (create_ddg_dependence): Update to use new interfaces.
3333 (build_intra_loop_deps): Ditto. Remove separate computation of
3334 forward dependencies. Free sched-deps dependencies.
3336 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
3337 to use new interfaces.
3338 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
3340 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
3342 (is_costly_group): Ditto.
3344 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3346 * alias.c (rtx_equal_for_memref_p): Constify.
3347 * basic-block.h (const_edge, const_basic_block): New.
3348 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
3349 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
3350 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
3351 probably_never_executed_bb_p, edge_probability_reliable_p,
3352 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
3353 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
3355 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
3356 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
3358 * cfganal.c (flow_active_insn_p, forwarder_block_p,
3359 flow_nodes_print, dfs_enumerate_from): Likewise.
3360 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
3361 control_flow_insn_p, count_basic_blocks): Likewise.
3362 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
3363 get_loop_body_with_size, loop_exit_edge_p): Likewise.
3364 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
3365 average_num_loop_insns, loop_exit_edge_p,
3366 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
3367 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
3368 average_num_loop_insns, seq_cost): Likewise.
3369 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
3370 * dominance.c (dominated_by_p): Likewise.
3371 * emit-rtl.c (validate_subreg): Likewise.
3372 * except.c (can_throw_internal, can_throw_external): Likewise.
3373 * except.h (can_throw_internal, can_throw_external): Likewise.
3374 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
3375 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
3376 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
3377 simple_mem, store_ops_ok, load_kills_store, find_loads,
3378 store_killed_in_insn, store_killed_after, store_killed_before,
3379 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
3381 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
3382 noce_mem_write_may_trap_or_fault_p): Likewise.
3383 * pointer-set.c (pointer_set_contains, pointer_map_contains):
3385 * pointer-set.h (pointer_set_contains, pointer_map_contains):
3387 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
3388 probably_cold_bb_p, probably_never_executed_bb_p,
3389 edge_probability_reliable_p, br_prob_note_reliable_p,
3390 can_predict_insn_p): Likewise.
3391 * regclass.c (reg_set_to_hard_reg_set): Likewise.
3392 * resource.c (return_insn_p): Likewise.
3393 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
3395 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
3396 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
3397 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
3398 verify_gimple_modify_stmt): Likewise.
3399 * tree-chrec.c (is_not_constant_evolution,
3400 is_multivariate_chrec_rec, is_multivariate_chrec,
3401 chrec_contains_symbols, chrec_contains_undetermined,
3402 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
3403 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
3404 eq_evolutions_p, scev_direction): Likewise.
3405 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
3406 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
3407 chrec_contains_symbols_defined_in_loop,
3408 chrec_contains_undetermined, tree_contains_chrecs,
3409 evolution_function_is_affine_multivariate_p,
3410 evolution_function_is_univariate_p, chrec_zerop,
3411 evolution_function_is_constant_p, evolution_function_is_affine_p,
3412 evolution_function_is_affine_or_constant_p,
3413 tree_does_not_contain_chrecs, chrec_type): Likewise.
3414 * tree-data-ref.c (tree_fold_divides_p,
3415 object_address_invariant_in_loop_p, dr_may_alias_p,
3416 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
3417 same_access_functions, constant_access_functions,
3418 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
3420 * tree-flow.h (scev_direction): Likewise.
3421 * tree-gimple.c (is_gimple_stmt): Likewise.
3422 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
3424 * tree-pretty-print.c (op_prio): Likewise.
3425 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
3426 analyzable_condition, backedge_phi_arg_p): Likewise.
3427 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
3428 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
3429 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
3432 2007-08-13 Dan Hipschman <dsh@google.com>
3435 * c-format.c (check_format_arg): Move check for zero-length
3436 format strings below the check for unterminated strings.
3438 2007-08-13 Andrew Pinski <pinskia@gmail.com>
3441 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
3444 2007-08-13 Nick Clifton <nickc@redhat.com>
3446 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
3448 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3451 * c-format.c (gcc_gfc_length_specs): New array.
3452 (gcc_gfc_char_table): Add unsigned specifier, and references to
3453 the l length modifier.
3454 (format_types_orig): Use the new gcc_gfc_length_specs.
3456 2007-08-12 Sa Liu <saliu@de.ibm.com>
3458 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
3459 and with REG_RETVAL note after split.
3461 2007-08-11 David Daney <ddaney@avtrex.com>
3463 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
3464 as ATTRIBUTE_UNUSED.
3466 2007-08-11 David Edelsohn <edelsohn@gnu.org>
3467 Segher Boessenkool <segher@kernel.crashing.org>
3469 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
3470 HAVE_LOCAL_CPU_DETECT not defined.
3472 2007-08-11 Jan Hubicka <jh@suse.cz>
3474 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
3475 (cgraph_process_new_functions): Honor previous value of
3476 disregard_inline_limits.
3477 * ipa-inline.c (compute_inline_parameters): Likewise.
3479 2007-08-11 Ian Lance Taylor <iant@google.com>
3481 * alias.h (alias_set_type): Define new type.
3482 (ALIAS_SET_MEMORY_BARRIER): Use it.
3483 * rtl.h: Include alias.h.
3484 (struct mem_attrs): Use alias_set_type.
3485 * tree.h: Include alias.h
3486 (struct tree_type): Use alias_set_type.
3487 (struct tree_struct_field_tag): Likewise.
3488 (struct tree_decl_common): Likewise.
3489 * alias.c (struct alias_set_entry): Use alias_set_type.
3490 (get_alias_set_entry, alias_set_subset_of): Likewise.
3491 (alias_sets_conflict_p): Likewise.
3492 (alias_sets_must_conflict_p): Likewise.
3493 (objects_must_conflict_p): Likewise.
3494 (get_alias_set, new_alias_set): Likewise.
3495 (record_alias_subset, record_component_aliases): Likewise.
3496 (varargs_set, frame_set): Change to alias_set_type.
3497 (get_varargs_alias_set): Use alias_set_type.
3498 (get_frame_alias_set): Likewise.
3499 * builtins.c (setjmp_alias_set): Change to alias_set_type.
3500 * dse.c (struct store_info): Use alias_set_type.
3501 (struct read_info, struct clear_alias_mode_holder): Likewise.
3502 (clear_alias_set_lookup, canon_address): Likewise.
3503 (record_store, check_mem_read_rtx): Likewise.
3504 (dse_record_singleton_alias_set): Likewise.
3505 (dse_invalidate_singleton_alias_set): Likewise.
3506 * emit-rtl.c (get_mem_attrs): Likewise.
3507 (set_mem_attributes_minus_bitpos): Likewise.
3508 (set_mem_alias_set): Likewise.
3509 * expr.c (store_constructor_field, store_field): Likewise.
3510 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
3511 * langhooks.c (lhd_get_alias_set): Likewise.
3512 * langhooks-def.h (lhd_get_alias_set): Likewise.
3513 * reload1.c (alter_reg): Likewise.
3514 * tree-flow.h (struct fieldoff): Likewise.
3515 * tree-ssa-alias.c (struct alias_map_d): Likewise.
3516 (may_alias_p, get_smt_for, create_sft): Likewise.
3517 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
3518 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
3519 (merge_smts_into): Likewise.
3520 * varasm.c (const_alias_set): Likewise.
3521 * c-common.c (strict_aliasing_warning): Likewise.
3522 (c_common_get_alias_set): Likewise.
3523 * dse.h (dse_record_singleton_alias_set): Update declaration.
3524 (dse_invalidate_singleton_alias_set): Likewise.
3525 * emit-rtl.h (set_mem_alias_set): Likewise.
3526 * c-common.h (c_common_get_alias_set): Likewise.
3527 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
3528 * print-tree.c (print_node): Likewise.
3529 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
3531 (alpha_setup_incoming_varargs): Use alias_set_type.
3532 * config/i386/i386.c (setup_incoming_varargs_64): Use
3534 (setup_incoming_varargs_ms_64): Likewise.
3535 (ix86_GOT_alias_set): Likewise.
3536 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3537 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
3538 (set): Change to alias_set_type.
3539 (get_TOC_alias_set): Use alias_set_type.
3540 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
3542 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
3543 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
3545 (struct_value_alias_set): Likewise.
3546 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
3548 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3550 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
3551 * config/vxworks.h (TARGET_VXWORKS): Override.
3552 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
3553 "mips" if TARGET_VXWORKS.
3555 2007-08-11 Richard Sandiford <richard@codesourcery.com>
3557 * calls.c (avoid_likely_spilled_reg): New function.
3558 (expand_call): Use it.
3560 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3562 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
3564 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
3566 * config/mips/predicates.md (const_call_insn_operand): Invoke
3567 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
3569 2007-08-10 David Edelsohn <edelsohn@gnu.org>
3572 * config/rs6000/driver-rs6000.c: Include link.h.
3573 Use ElfW instead of wordsize-specif typedef.
3575 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3577 * system.h (CONST_CAST): New.
3578 * c-decl.c (c_make_fname_decl): Use it.
3579 * c-lex.c (cb_ident, lex_string): Likewise.
3580 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3581 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3582 give_switch, set_multilib_dir): Likewise.
3583 * gengtype-parse.c (string_seq, typedef_name): Likewise.
3584 * passes.c (execute_one_pass): Likewise.
3585 * prefix.c (update_path): Likewise.
3586 * pretty-print.c (pp_base_destroy_prefix): Likewise.
3587 * tree.c (build_string): Likewise.
3589 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3591 * tree-flow-inline.h (is_exec_stmt): Remove.
3592 (is_label_stmt): Remove.
3593 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
3596 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
3598 * lower-subreg.c (resolve_shift_zext): Don't adjust
3599 src_reg_num for wordmode operands.
3601 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
3602 David Ung <davidu@mips.com>
3604 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
3605 (TARGET_SCHED_REORDER2): Define.
3606 (mips_maybe_swap_ready): New.
3607 (mips_last_74k_agen_insn): New.
3608 (mips_74k_agen_init): New.
3609 (mips_74k_agen_reorder): New function to group loads and stores
3611 (mips_sched_init): New.
3612 (mips_sched_reorder): Don't do initialization here. Call
3613 mips_74k_agen_reorder.
3614 (mips_variable_issue): Call mips_74k_agen_init.
3616 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
3618 * tree-flow-inline.h (get_filename): Remove.
3620 2007-08-10 Richard Sandiford <richard@codesourcery.com>
3622 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
3624 (mips_fetch_insns): Delete in favor of...
3625 (mips_load_store_insns): ...this new function.
3626 * config/mips/mips.c (mips_address_insns): Add a boolean argument
3627 to say whether multiword moves _might_ be split.
3628 (mips_fetch_insns): Delete in favor of...
3629 (mips_load_store_insns): ...this new function.
3630 (mips_rtx_costs): Update the call to mips_address_insns.
3631 (mips_address_cost): Likewise.
3632 * config/mips/mips.md (length): Use mips_load_store_insns instead
3633 of mips_fetch_insns.
3634 * config/mips/constraints.md (R): Use mips_address_insns rather
3635 than mips_fetch_insns. Assume that the move never needs to be split.
3637 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
3639 * config/mips/mips.opt (mhard-float, msoft-float): Make these
3640 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
3641 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
3642 * config/mips/mips.h (mips16_hard_float): Delete.
3643 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
3644 definitions, and replace with....
3645 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
3646 * config/mips/mips.c (mips16_hard_float): Delete. Replace
3647 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
3648 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
3649 (override_options): Replace MASK_SOFT_FLOAT references with
3650 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
3651 and mips16_hard_float when TARGET_MIPS16.
3653 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3656 * c-typeck.c (build_binary_op): Check for non pointer types before
3657 calling int_fits_type_p.
3659 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3662 * fold-const.c (omit_one_operand): Return only the ommitted expression
3663 if the result is an empty statement.
3664 (pedantic_omit_one_operand): Likewise.
3666 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
3668 * c-typeck.c (readonly_error): Improve error for assignment.
3670 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
3672 (pp_c_expression): Ditto.
3674 2007-08-09 Simon Baldwin <simonb@google.com>
3676 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
3677 break that was preventing simplify_associative_operation() for xor.
3679 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
3680 Nigel Stephens <nigel@mips.com>
3682 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
3683 Document change in interpretation of value from boolean to
3685 * optabs.c (expand_ffs, expand_ctz): New functions to compute
3686 ffs and ctz using clz.
3687 (expand_unop): Call them.
3688 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
3690 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
3691 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
3692 enable the new ffs expansion on this target.
3694 2007-08-09 Jan Hubicka <jh@suse.cz>
3696 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
3697 (expand_ternary_op): Likewise.
3698 (expand_vec_shift_expr): Likewise.
3699 (expand_binop_directly): Likewise.
3700 (expand_binop): Likewise.
3701 (sign_expand_binop): Likewise.
3702 (expand_twoval_unop): Likewise.
3703 (expand_twoval_binop): Likewise.
3704 (expand_twoval_binop_libfunc): Likewise.
3705 (widen_clz): Likewise.
3706 (widen_bswap): Likewise.
3707 (expand_parity): Likewise.
3708 (expand_unop): Likewise.
3709 (expand_abs_nojump): Likewise.
3710 (expand_copysign): Likewise.
3711 (emit_no_conflict_block): Likewise.
3712 (emit_libcall_block): Likewise.
3713 (can_compare_p): Likewise.
3714 (prepare_cmp_insn): Likewise.
3715 (emit_cmp_and_jump_insn_1): Likewise.
3716 (prepare_float_lib_cmp): Likewise.
3717 (emit_conditional_add): Likewise.
3718 (gen_add2_insn): Likewise.
3719 (have_add2_insn): Likewise.
3720 (gen_sub2_insn): Likewise.
3721 (have_sub2_insn): Likewise.
3722 (can_extend_p): Likewise.
3723 (can_fix_p): Likewise.
3724 (can_float_p): Likewise.
3725 (expand_float): Likewise.
3726 (expand_fix): Likewise.
3727 (expand_sfix_optab): Likewise.
3728 (new_optab): Likewise.
3729 (new_convert_optab): Likewise.
3730 (init_libfuncs): Likewise.
3731 (init_interclass_conv_libfuncs): Likewise.
3732 (init_intraclass_conv_libfuncs): Likewise.
3733 (set_conv_libfunc): Likewise.
3734 (init_optabs): Likewise.
3735 (debug_optab_libfuncs): Likewise.
3736 (gen_cond_trap): Likewise.
3737 * optabs.h (optab_handler, convert_optab_hanlder): New.
3738 * genopinit.c: Update optabs generation table.
3739 * reload.c (find_reloads_address_1): Use optabs accestors.
3740 * builtins.c (expand_builtin_mathfn): Likewise.
3741 (expand_builtin_mathfn_2): Likewise.
3742 (expand_builtin_mathfn_3): Likewise.
3743 (expand_builtin_interclass_mathfn): Likewise.
3744 (expand_builtin_sincos): Likewise.
3745 (expand_builtin_cexpi): Likewise.
3746 (expand_builtin_powi): Likewise.
3747 (expand_builtin_strlen): Likewise.
3748 * dojump.c (do_jump): Likewise.
3749 * expr.c (convert_move): Likewise.
3750 (move_by_pieces): Likewise.
3751 (move_by_pieces_ninsns): Likewise.
3752 (can_store_by_pieces): Likewise.
3753 (store_by_pieces_1): Likewise.
3754 (emit_move_via_integer): Likewise.
3755 (emit_move_complex): Likewise.
3756 (emit_move_ccmode): Likewise.
3757 (emit_move_insn_1): Likewise.
3758 (emit_single_push_insn): Likewise.
3759 (store_constructor): Likewise.
3760 (expand_expr_real_1): Likewise.
3761 (do_store_flag): Likewise.
3762 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
3763 (enumerate_modes): Likewise.
3764 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3765 (supportable_widening_operation): Likewise.
3766 (supportable_narrowing_operation): Likewise.
3767 * expmed.c (store_bit_field_1): Likewise.
3768 (extract_bit_field_1): Likewise.
3769 (expand_mult_highpart_optab): Likewise.
3770 (expand_smod_pow2): Likewise.
3771 (expand_divmod): Likewise.
3772 (emit_store_flag): Likewise.
3773 * tree-vect-patterns.c
3774 (vect_pattern_recog_1): Likewise.
3775 * tree-ssa-loop-prefetch.c
3776 (nontemporal_store_p): Likewise.
3777 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
3778 (vect_create_epilog_for_reduction): Likewise.
3779 (vectorizable_reduction): Likewise.
3780 (vectorizable_operation): Likewise.
3781 (vect_strided_store_supported): Likewise.
3782 (vectorizable_store): Likewise.
3783 (vect_strided_load_supported): Likewise.
3784 (vectorizable_load): Likewise.
3785 * combine.c (simplify_comparison): Likewise.
3786 * tree-vect-generic.c
3787 (type_for_widest_vector_mode): Likewise.
3788 (expand_vector_operations_1): Likewise.
3789 * config/spu/spu.c (spu_expand_mov): Likewise.
3790 (spu_emit_vector_compare): Likewise.
3791 * config/rs6000/rs6000.c
3792 (rs6000_emit_vector_compare): Likewise.
3793 * stmt.c (add_case_node): Likewise.
3794 * reload1.c (gen_reload):
3796 2007-08-09 Michael Matz <matz@suse.de>
3798 * tree.h (fixed_zerop): Declare as taking a const_tree.
3799 * tree.c (fixed_zerop): Take a const_tree.
3801 2007-08-09 Ira Rosen <irar@il.ibm.com>
3803 * tree-vect-transform.c (vectorizable_store): Remove call to
3804 copy_virtual_operands() and call mark_symbols_for_renaming() for
3805 the created vector store.
3806 (vect_setup_realignment): Don't call copy_virtual_operands() and
3807 update_vuses_to_preheader().
3808 (vectorizable_load): Don't call copy_virtual_operands().
3809 (update_vuses_to_preheader): Remove.
3811 2007-08-08 Chao-ying Fu <fu@mips.com>
3813 * tree.def (FIXED_POINT_TYPE): New type.
3814 (FIXED_CST): New constant.
3815 (FIXED_CONVERT_EXPR): New expr.
3816 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
3817 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
3818 * tree.h (struct tree_base): Add saturating_flag.
3819 Remove one bit of spare for saturating_flag.
3820 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
3821 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
3822 FIXED_POINT_TYPE_P): Define.
3823 (TYPE_SATURATING): Define.
3824 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
3825 (struct tree_fixed_cst): New.
3826 (TYPE_IBIT, TYPE_FBIT): Define.
3827 (tree_node): Add fixed_cst.
3828 (enum tree_index): Add new enumeration values of
3829 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
3830 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
3831 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
3832 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
3833 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
3834 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
3835 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
3836 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
3837 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
3838 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
3839 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
3840 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
3841 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
3842 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
3843 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
3844 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
3845 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
3846 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
3847 (sat_short_fract_type_node, sat_fract_type_node,
3848 sat_long_fract_type_node, sat_long_long_fract_type_node,
3849 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
3850 sat_unsigned_long_fract_type_node,
3851 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
3852 fract_type_node, long_fract_type_node, long_long_fract_type_node,
3853 unsigned_short_fract_type_node, unsigned_fract_type_node,
3854 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
3855 sat_short_accum_type_node, sat_accum_type_node,
3856 sat_long_accum_type_node, sat_long_long_accum_type_node,
3857 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
3858 sat_unsigned_long_accum_type_node,
3859 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
3860 accum_type_node, long_accum_type_node, long_long_accum_type_node,
3861 unsigned_short_accum_type_node, unsigned_accum_type_node,
3862 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
3863 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
3864 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
3865 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
3866 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
3867 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
3868 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
3869 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
3870 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
3871 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
3872 sat_uda_type_node, sat_uta_type_node): New macro.
3873 (make_fract_type, make_accum_type): Declare.
3874 (make_signed_fract_type, make_unsigned_fract_type,
3875 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
3876 make_signed_accum_type, make_unsigned_accum_type,
3877 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
3878 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
3879 make_or_reuse_sat_signed_fract_type,
3880 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
3881 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
3882 make_or_reuse_sat_unsigned_accum_type): New macro.
3883 (fixed_zerop): Declare.
3884 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
3885 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3886 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3887 LONG_LONG_ACCUM_TYPE_SIZE): Define.
3888 * treestruct.def: Add TS_FIXED_CST.
3889 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
3891 (tree-dump.o): Likewise.
3892 (print-tree.o): Likewise.
3893 (tree-pretty-print.o): Likewise.
3894 (fold-const.o): Likewise.
3895 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
3896 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
3897 (is_gimple_min_invariant): Handle FIXED_CST.
3898 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
3899 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
3900 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3901 (layout_type): Handle FIXED_POINT_TYPE.
3902 (make_fract_type, make_accum_type): New functions.
3903 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
3904 * tree-dump.c (fixed-value.h): New include.
3905 (dump_fixed): New function.
3906 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
3907 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
3908 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
3909 * tree-pretty-print.c (fixed-value.h): New include.
3910 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
3912 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
3913 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
3914 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
3915 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
3916 for non-saturating fixed-point types.
3917 (reassociate_bb): Likewise.
3918 * emit-rtl.c (fixed-value.h): New include.
3919 (fconst0, fconst1): New array.
3920 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
3921 * tree-vect-generic.c expand_vector_operation): Support
3922 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
3924 (type_for_widest_vector_mode): Add one parameter for the
3926 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
3928 Pass the satp parameter to type_for_mode for fixed-point types.
3929 (expand_vector_operations_1): Pass the saturating flag to
3930 type_for_widest_vector_mode.
3931 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3932 and MODE_VECTOR_UACCUM.
3933 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
3934 (vectorizable_condition): Likewise.
3935 * tree.c (fixed-value.h): New include.
3936 (tree_code_size): Support FIXED_CST.
3937 (build_fixed): New function.
3938 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
3939 (fixed_zerop): New function.
3940 (tree_node_structure): Support FIXED_CST.
3941 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
3942 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
3943 (type_hash_eq): Handle FIXED_POINT_TYPE.
3944 (simple_cst_equal): Support FIXED_CST.
3945 (iterative_hash_expr): Handle FIXED_CST.
3946 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
3947 (get_narrower): Likewise.
3948 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
3949 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
3950 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
3951 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
3953 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
3954 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
3955 (initializer_zerop): Support FIXED_CST.
3956 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
3957 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
3958 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
3959 (is_base_type): Handle FIXED_POINT_TYPE.
3960 (add_type_attribute): Handle FIXED_POINT_TYPE.
3961 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
3962 * print-tree.c (fixed-value.h): New include.
3963 (print_node_brief): Support FIXED_CST.
3964 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
3965 * c-pretty-print.c (fixed-value.h): New include.
3966 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
3967 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
3968 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
3969 Support fixed-point types for inner items in VECTOR_TYPE.
3970 (pp_c_direct_declarator): Likewise.
3971 (pp_c_declarator): Likewise.
3972 (pp_c_fixed_constant): New function.
3973 (pp_c_constant): Handle FIXED_CST.
3974 (pp_c_primary_expression): Likewise.
3975 (pp_c_expression): Likewise.
3976 * fold-const.c (fixed-value.h): New include.
3977 (negate_expr_p): Return true for FIXED_CST.
3978 (fold_negate_expr): Support FIXED_CST.
3979 (split_tree): Support FIXED_CST.
3980 (const_binop): Support FIXED_CST.
3981 (fold_convert_const_int_from_fixed): New function to convert from
3983 (fold_convert_const_real_from_fixed): New function to convert from
3985 (fold_convert_const_fixed_from_fixed): New function to convert from
3986 fixed to another fixed.
3987 (fold_convert_const_fixed_from_int): New function to convert from
3989 (fold_convert_const_fixed_from_real): New function to convert from
3991 (fold_convert_const): Support conversions from fixed to int, from
3992 fixed to real, from fixed to fixed, from int to fixed, and from real
3994 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
3995 (operand_equal_p): Support FIXED_CST.
3996 (make_range): For fixed-point modes, we need to pass the
3997 saturating flag as the 2nd parameter.
3998 (tree_swap_operands_p): Handle FIXED_CST.
3999 (fold_plusminus_mult_expr): For fract modes, we cannot generate
4001 (fold_unary): Support FIXED_CONVERT_EXPR.
4002 (fold_binary): Handle FIXED_CST.
4003 Make sure the type is not saturating, before associating operations.
4004 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
4005 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
4006 (fold_negate_const): Support FIXED_CST.
4007 (fold_relational_const): Support FIXED_CST.
4008 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
4009 (gimplify_expr): Handle FIXED_CST.
4010 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
4011 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
4012 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
4013 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
4014 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4015 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4016 LONG_LONG_ACCUM_TYPE_SIZE.
4017 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
4018 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
4019 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
4020 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
4021 MODE_ACCUM, and MODE_UACCUM.
4022 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
4023 fixed-point types to disable reduction.
4024 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
4026 2007-08-08 David Edelsohn <edelsohn@gnu.org>
4028 * config/rs6000/x-rs6000: New file.
4029 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
4030 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
4031 (EXTRA_SPEC_FUNCTIONS): Define.
4032 (HAVE_LOCAL_CPU_DETECT): Define.
4033 (CC1_CPU_SPEC): Define.
4034 * config/rs6000/driver-rs6000.c: New file.
4035 * config/rs6000/aix.h (CC1_SPEC): Define.
4036 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
4037 * config.host: Add x-rs6000 to host_xmake_file if host and target
4038 are rs6000 or powerpc.
4040 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4042 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
4044 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4045 Sandra Loosemore <sandra@codesourcery.com>
4046 Chao-ying Fu <fu@mips.com>
4047 Nigel Stephens <nigel@mips.com>
4048 David Ung <davidu@mips.com>
4050 * doc/invoke.texi (-mcode-readable): Document.
4051 * config/mips/mips.opt (mcode-readable): New option.
4052 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
4053 * config/mips/mips.h (mips_code_readable_setting): New enum.
4054 (mips_code_readable): Declare.
4055 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
4056 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
4057 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
4058 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
4059 boiler-plate comments.
4060 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4061 * config/mips/mips.c (mips_code_readable): New variable.
4062 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
4063 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
4064 context and -mcode-readable setting to restrict the use of
4065 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
4066 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
4067 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
4068 (mips_blocks_for_constant_p): Only return false for
4069 TARGET_MIPS16_PCREL_LOADS.
4070 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
4071 for MIPS16. Handle SYMBOL_32_HIGH.
4072 (mips_const_insns): Allow HIGHs for MIPS16 too.
4073 (mips_unspec_address_offset): New function, split out from...
4074 (mips_unspec_address): ...here.
4075 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
4076 16-bit symbolic constants. Assert approropiate conditions for
4077 using the "la" and "dla" macros.
4078 (mips_handle_option): Handle -mcode-readable=.
4079 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
4080 Set up mips_lo_relocs[SYMBOL_32_HIGH].
4081 (mips_strip_unspec_address): New function, split out from...
4082 (print_operand_reloc): ...here.
4083 (print_operand): Pass constants through mips_strip_unspec_address.
4084 (print_operand_address): Likewise.
4085 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
4086 (mips_select_rtx_section): Remove MIPS16 handling.
4087 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
4088 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
4089 (mips16_lay_out_constants): Do nothing unless
4090 TARGET_MIPS16_PCREL_LOADS.
4091 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
4092 * config/mips/mips.md: Split HIGHs for MIPS16.
4093 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
4095 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4097 * config/mips/mips-protos.h (mips_emit_move): Declare.
4098 * config/mips/mips.c (mips_emit_move): New function.
4099 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
4100 (mips_legitimize_const_move): Likewise.
4101 (mips_legitimize_move): Likewise.
4102 (mips_split_64bit_move): Likewise.
4103 (mips_restore_gp): Likewise.
4104 (mips_load_call_address): Likewise.
4105 (mips_emit_fcc_reload): Likewise.
4106 (mips_set_return_address): Likewise.
4107 (mips_block_move_straight): Likewise.
4108 (mips_block_move_loop): Likewise.
4109 (mips_setup_incoming_varargs): Likewise.
4110 (mips_save_reg): Likewise.
4111 (mips_expand_prologue): Likewise.
4112 (mips_restore_reg): Likewise.
4113 (mips_expand_epilogue): Likewise.
4114 (mips_output_mi_thunk): Likewise.
4115 (build_mips16_call_stub): Likewise.
4116 (mips_builtin_branch_and_move): Likewise.
4117 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
4118 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
4119 (fixuns_truncdfdi2): Likewise.
4120 (fixuns_truncsfsi2): Likewise.
4121 (fixuns_truncsfdi2): Likewise.
4122 (loadgp_absolute): Likewise.
4123 (builtin_setjmp_setup): Likewise.
4124 (builtin_longjmp): Likewise.
4125 (untyped_call): Likewise.
4127 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4129 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
4130 an "rtx *" argument. Return a bool.
4131 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
4132 values and return true if they can be split. Take the same kind of
4133 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
4134 and store the lo_sum there if nonnull. Use the symbol type to
4135 determine whether a $gp or HIGH is needed.
4136 (mips_legitimize_address): Update call to mips_split_symbol and
4137 simplify accordingly.
4138 (mips_legitimize_const_move): Likewise.
4139 * config/mips/mips.md: In the combine define_split,
4140 check mips_split_symbol instead of splittable_symbolic_operand.
4141 Update use of mips_split_symbol in the generator code.
4142 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
4144 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4146 * config/mips/mips.c (mips_symbolic_address_p): Delete.
4147 (mips_symbol_insns_1): New function, split out from...
4148 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
4149 and stores separately from load addresses.
4150 (mips_classify_address): Replace uses of mips_symbolic_address_p
4151 with uses of mips_symbol_insns.
4152 (mips_address_insns): Update calls to mips_symbol_insns.
4153 (mips_const_insns): Likewise.
4154 (mips_legitimize_address): Likewise.
4156 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4158 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
4159 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
4160 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
4161 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
4162 non-call contexts if TARGET_MIPS16.
4163 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
4164 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
4165 code for SYMBOL_ABSOLUTE.
4166 (mips_symbol_insns): Likewise.
4168 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4170 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
4171 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
4172 (mips_symbolic_constant_p): Likewise. Update the call to
4173 mips_classify_symbol.
4174 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
4175 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
4176 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
4177 (print_operand_reloc): Add a context argument. Update the call to
4178 mips_symbolic_constant_p.
4179 (print_operand): Update the calls to print_operand_reloc.
4180 (print_operand_address): Use print_operand_reloc rather than
4182 (mips_rewrite_small_data_p): Add a context argument. Update the call
4183 to mips_symbolic_constant_p.
4184 (mips_small_data_pattern_1): Make DATA the containing mem.
4185 Update the call to mips_rewrite_small_data_p.
4186 (mips_rewrite_small_data_1): Likewise.
4187 (mips_use_anchors_for_symbol_p): Update the call to
4188 mips_symbolic_constant_p.
4189 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4190 (splittable_symbolic_operand): Likewise.
4191 (move_operand): Likewise.
4192 (absolute_symbolic_operand): Likewise.
4193 (got_disp_operand): Likewise.
4194 (got_page_ofst_operand): Likewise.
4196 2007-08-08 Richard Sandiford <richard@codesourcery.com>
4198 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
4199 (SYMBOL_ABSOLUTE): ...this.
4200 (SYMBOL_SMALL_DATA): Rename to...
4201 (SYMBOL_GP_RELATIVE): ...this.
4202 (SYMBOL_CONSTANT_POOL): Rename to...
4203 (SYMBOL_PC_RELATIVE): ...this.
4204 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
4205 (mips_symbolic_address_p, mips_symbol_insns, override_options)
4206 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
4207 after above changes.
4208 * config/mips/predicates.md (const_call_insn_operand): Likewise.
4209 (general_symbolic_operand): Rename to...
4210 (absolute_symbolic_operand): ...this.
4211 * config/mips/mips.md: Update after above changes.
4213 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
4214 Revital Eres <eres@il.ibm.com>
4216 * ddg.c (print_ddg): Add dump information.
4217 * modulo-sched.c (print_node_sched_params): Add parameter and
4219 (calculate_maxii): Remove function.
4220 (undo_generate_reg_moves): Likewise.
4221 (undo_permute_partial_schedule): Likewise.
4222 (kernel_number_of_cycles): Likewise.
4223 (MAXII_FACTOR): New definition to calculate the upper bound of II.
4224 (sms_schedule): Use it. Remove profitability checks.
4225 (sms_schedule_by_order): Fix order of nodes within the cycle.
4227 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4229 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
4230 -profile option, add pie support.
4231 (ENDFILE_SPEC): New spec.
4232 * config/gnu.h (LIB_SPEC): Add -profile option.
4234 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
4236 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
4237 * config/gnu.h (LIB_SPEC): Likewise.
4239 2007-08-07 Yaz Saito <saito@google.com>
4240 Ian Lance Taylor <iant@google.com>
4242 * common.opt (finstrument-functions-exclude-function-list): New
4244 (finstrument-functions-exclude-file-list): New option.
4245 * opts.c (char_p): Define and DEF_VEC.
4246 (flag_instrument_functions_exclude_functions): New static
4248 (flag_instrument_functions_exclude_files): New static variable.
4249 (add_instrument_functions_exclude_list): New static function.
4250 (flag_instrument_functions_exclude_p): New function.
4251 (common_handle_option): Handle new options.
4252 * flags.h (flag_instrument_functions_exclude_p): Declare.
4253 * gimplify.c (gimplify_function_tree): Call
4254 flag_instrument_functions_exclude_p.
4255 * doc/invoke.texi (Option Summary): Mention new options.
4256 (Code Gen Options): Document new options.
4258 2007-08-07 Ian Lance Taylor <iant@google.com>
4260 PR rtl-optimization/32776
4261 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
4262 (resolve_use): Likewise.
4263 (decompose_multiword_subregs): Remove "changed" local variable.
4265 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
4267 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
4268 * configure: Regenerate.
4269 * config.in: Regenerate.
4270 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
4273 2007-08-07 Ian Lance Taylor <iant@google.com>
4275 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
4276 note, just delete the insn.
4278 2007-08-07 Andreas Schwab <schwab@suse.de>
4281 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
4284 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
4286 * lower-subreg.c (resolve_subreg_use): Remove assertion.
4287 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
4288 (decompose_multiword_subregs): Use the functions above to decompose
4289 multiword shifts and zero-extends.
4291 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
4293 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
4294 "assemble" descriptions which were swapped.
4296 2007-08-06 Chao-ying Fu <fu@mips.com>
4298 * fixed-value.h: New file.
4299 * fixed-value.c: New file.
4300 * Makefile.in (OBJS-common): Add fixed-value.o.
4301 (fixed-value.o): New rule.
4302 (GTFILES): Add fixed-value.h.
4303 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
4304 to compare a.low and b.low.
4305 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
4307 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4308 Daniel Jacobowitz <dan@codesourcery.com>
4311 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
4313 (x86_64-*-netbsd*): Likewise.
4314 (x86_64-*-linux*): Likewise.
4315 (x86_64-*-kfreebsd*-gnu): Likewise.
4316 (x86_64-*-knetbsd*-gnu): Likewise.
4317 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
4319 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
4321 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
4322 Add -fno-asynchronous-unwind-tables.
4324 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
4325 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
4326 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
4327 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
4328 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
4330 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4332 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
4333 (TARGET_C_MODE_FOR_SUFFIX): New.
4335 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4337 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
4339 2007-08-06 Steve Ellcey <sje@cup.hp.com>
4341 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
4343 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
4345 * config/i386/i386.md: Check TARGET_ macros and optimize_size
4346 before checking function returns in conditional expressions.
4348 2007-08-06 Alfred Minarik <a.minarik@aon.at>
4351 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
4353 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4356 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
4357 for INTEGRAL_TYPE_P.
4359 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
4361 * configure.ac: Remove --enable-checking=df from default settings.
4362 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
4363 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
4364 if the parameter is true.
4365 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
4366 DF_VERIFY_SCHEDULED flag is true.
4367 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
4368 (df_finish_pass): Adjust prototype.
4369 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
4372 * see.c (pass_see): Add TODO_df_verify.
4373 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
4374 * global.c (rest_of_handle_global_alloc): Schedule verification
4376 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
4378 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
4379 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
4380 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
4382 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
4383 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
4384 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
4386 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
4387 Revital Eres <eres@il.ibm.com>
4389 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
4391 * ddg.c (create_ddg_dependence): Rename to...
4392 (create_ddg_dep_from_intra_loop_link): This. Do not check
4393 for interloop edges. Do not create anti dependence edge when
4394 a true dependence edge exists in the opposite direction and
4395 -fmodulo-sched-allow-regmoves is set.
4396 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
4397 (add_cross_iteration_register_deps): Create anti dependence edge
4398 when -fno-modulo-sched-allow-regmoves is set.
4399 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
4401 2007-08-04 Richard Sandiford <richard@codesourcery.com>
4403 * config/arm/arm.md (movsi): Add braces.
4405 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4408 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
4409 operands for the folding of "A - (A & B)" into "~B & A"; cast them
4412 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
4414 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
4415 state accessor functions.
4416 * cfgloopmanip.c (remove_path, create_preheaders,
4417 force_single_succ_latches, fix_loop_structure): Ditto.
4418 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4419 tree_duplicate_loop_to_header_edge): Ditto.
4420 * cfgloopanal.c (mark_irreducible_loops): Ditto.
4421 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
4423 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
4424 cleanup_tree_cfg): Ditto.
4425 * tree-cfg.c (tree_merge_blocks): Ditto.
4426 * cfgloop.c (rescan_loop_exit, record_loop_exits,
4427 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
4428 loop_preheader_edge, single_exit): Ditto.
4429 (flow_loops_find): Do not clear loops->state.
4430 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
4431 loops_state_clear): New functions.
4433 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4436 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4437 when adding to the base and convert ELT to sizetype instead of type.
4439 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4442 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
4443 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
4445 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4448 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
4449 correct type the negate expression.
4451 2007-08-03 Jan Hubicka <jh@suse.cz>
4453 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
4456 2007-08-03 David Edelsohn <edelsohn@gnu.org>
4458 * config/rs6000/rs6000.c (struct processor_cost): Change
4459 l1_cache_lines to l1_cache_size. Add l2_cache_size.
4460 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
4462 (rios1_costs, rios2_cost): Correct cache line size.
4463 (rs6000_override_options): Set l2-cache-size parameter.
4465 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4466 Diego Novillo <dnovillo@google.com>
4469 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
4470 if the range includes 0.
4472 2007-08-03 Ben Elliston <bje@au.ibm.com>
4474 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
4475 mode to unspec expressions to silence a warning from the generator
4478 2007-08-02 Steve Ellcey <sje@cup.hp.com>
4480 * config/ia64/constraints.md ("U"): Make constraint vector only.
4482 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4485 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
4486 always_inline attribute on the function decl.
4488 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
4491 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
4492 if we are compiling with -fPIC.
4494 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
4495 Nigel Stephens <nigel@mips.com>
4497 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
4498 Define for MIPS32 and MIPS64.
4500 2007-08-02 Nick Clifton <nickc@redhat.com>
4502 * config/host-hpux.c: Change copyright header to refer to version
4503 3 of the GNU General Public License and to point readers at the
4504 COPYING3 file and the FSF's license web page.
4505 * config/alpha/predicates.md, config/alpha/vms-ld.c,
4506 config/alpha/linux.h, config/alpha/alpha.opt,
4507 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
4508 config/alpha/vms-unwind.h, config/alpha/ev4.md,
4509 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
4510 config/alpha/alpha.h, config/alpha/sync.md,
4511 config/alpha/openbsd.h, config/alpha/alpha.md,
4512 config/alpha/alpha-modes.def, config/alpha/ev5.md,
4513 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
4514 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
4515 config/alpha/constraints.md, config/alpha/osf.h,
4516 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
4517 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
4518 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
4519 config/frv/frv-asm.h, config/frv/frv-protos.h,
4520 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
4521 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
4522 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
4523 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
4524 config/s390/s390.opt, config/s390/s390-modes.def,
4525 config/s390/fixdfdi.h, config/s390/constraints.md,
4526 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
4527 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
4528 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
4529 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
4530 config/m32c/prologue.md, config/m32c/m32c.abi,
4531 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
4532 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
4533 config/m32c/t-m32c, config/m32c/m32c-modes.def,
4534 config/m32c/jump.md, config/m32c/shift.md,
4535 config/m32c/m32c-protos.h, config/libgloss.h,
4536 config/spu/spu-protos.h, config/spu/predicates.md,
4537 config/spu/spu-builtins.h, config/spu/spu.c,
4538 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
4539 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
4540 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
4541 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
4542 config/sparc/hypersparc.md, config/sparc/predicates.md,
4543 config/sparc/linux.h, config/sparc/sp64-elf.h,
4544 config/sparc/supersparc.md, config/sparc/cypress.md,
4545 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
4546 config/sparc/niagara.md, config/sparc/sparc.md,
4547 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
4548 config/sparc/sparc.opt, config/sparc/sync.md,
4549 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
4550 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
4551 config/sparc/sparc.c, config/sparc/little-endian.opt,
4552 config/sparc/sysv4-only.h, config/sparc/sparc.h,
4553 config/sparc/linux64.h, config/sparc/freebsd.h,
4554 config/sparc/sol2.h, config/sparc/rtemself.h,
4555 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
4556 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
4557 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
4558 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
4559 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
4560 config/m32r/linux.h, config/m32r/constraints.md,
4561 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
4562 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
4563 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
4564 config/i386/i386.md, config/i386/netware-crt0.c,
4565 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
4566 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
4567 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
4568 config/i386/sol2.h, config/i386/constraints.md,
4569 config/i386/netware-libgcc.c, config/i386/sysv5.h,
4570 config/i386/predicates.md, config/i386/geode.md,
4571 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
4572 config/i386/freebsd64.h, config/i386/vxworksae.h,
4573 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
4574 config/i386/rtemself.h, config/i386/netbsd-elf.h,
4575 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
4576 config/i386/netware.h, config/i386/i386-modes.def,
4577 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
4578 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
4579 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
4580 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
4581 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
4582 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
4583 config/i386/xm-mingw32.h, config/i386/linux64.h,
4584 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
4585 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
4586 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
4587 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
4588 config/i386/cygwin2.c, config/i386/i386-protos.h,
4589 config/i386/sync.md, config/i386/openbsd.h,
4590 config/i386/host-mingw32.c, config/i386/i386-aout.h,
4591 config/i386/nto.h, config/i386/biarch64.h,
4592 config/i386/i386-coff.h, config/i386/freebsd.h,
4593 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
4594 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
4595 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
4596 config/darwin-protos.h, config/linux.opt, config/sol2.c,
4597 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
4598 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
4599 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
4600 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
4601 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
4602 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
4603 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
4604 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
4605 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
4606 config/sh/superh64.h, config/sh/rtemself.h,
4607 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
4608 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
4609 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
4610 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
4611 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
4612 config/avr/predicates.md, config/avr/constraints.md,
4613 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
4614 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
4615 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
4616 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
4617 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
4618 config/c4x/c4x-modes.def, config/c4x/rtems.h,
4619 config/c4x/predicates.md, config/c4x/c4x.h,
4620 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
4621 config/xtensa/predicates.md, config/xtensa/xtensa.c,
4622 config/xtensa/linux.h, config/xtensa/xtensa.h,
4623 config/xtensa/elf.h, config/xtensa/xtensa.md,
4624 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
4625 config/xtensa/xtensa-protos.h, config/dbx.h,
4626 config/stormy16/predicates.md, config/stormy16/stormy16.md,
4627 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
4628 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
4629 config/host-solaris.c, config/fr30/fr30.h,
4630 config/fr30/predicates.md, config/fr30/fr30-protos.h,
4631 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
4632 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
4633 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
4634 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
4635 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
4636 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
4637 config/host-linux.c, config/interix3.h, config/cris/cris.c,
4638 config/cris/predicates.md, config/cris/linux.h,
4639 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
4640 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
4641 config/cris/aout.opt, config/cris/cris-protos.h,
4642 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
4643 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4644 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
4645 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
4646 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
4647 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
4648 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
4649 config/chorus.h, config/mn10300/mn10300.c,
4650 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
4651 config/mn10300/mn10300.h, config/mn10300/linux.h,
4652 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
4653 config/mn10300/mn10300.md, config/ia64/predicates.md,
4654 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
4655 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
4656 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
4657 config/ia64/freebsd.h, config/ia64/ia64.md,
4658 config/ia64/ia64-modes.def, config/ia64/constraints.md,
4659 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
4660 config/gofast.h, config/rtems.h, config/sol2-10.h,
4661 config/m68k/predicates.md, config/m68k/m68k.md,
4662 config/m68k/linux.h, config/m68k/m68k-modes.def,
4663 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
4664 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
4665 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
4666 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
4667 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
4668 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
4669 config/m68k/constraints.md, config/m68k/rtemself.h,
4670 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
4671 config/m68k/uclinux.h, config/rs6000/power4.md,
4672 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
4673 config/rs6000/linux.h, config/rs6000/eabi.h,
4674 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
4675 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
4676 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
4677 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
4678 config/rs6000/windiss.h, config/rs6000/603.md,
4679 config/rs6000/aix41.h, config/rs6000/cell.md,
4680 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
4681 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
4682 config/rs6000/darwin.md, config/rs6000/darwin64.h,
4683 config/rs6000/default64.h, config/rs6000/7xx.md,
4684 config/rs6000/darwin.opt, config/rs6000/spe.md,
4685 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
4686 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
4687 config/rs6000/7450.md, config/rs6000/linux64.h,
4688 config/rs6000/constraints.md, config/rs6000/440.md,
4689 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
4690 config/rs6000/rs6000.c, config/rs6000/aix52.h,
4691 config/rs6000/rs6000.h, config/rs6000/power6.md,
4692 config/rs6000/predicates.md, config/rs6000/altivec.md,
4693 config/rs6000/aix64.opt, config/rs6000/rios1.md,
4694 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
4695 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
4696 config/rs6000/darwin7.h, config/rs6000/dfp.md,
4697 config/rs6000/linux64.opt, config/rs6000/sync.md,
4698 config/rs6000/vxworksae.h, config/rs6000/power5.md,
4699 config/rs6000/lynx.h, config/rs6000/biarch64.h,
4700 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
4701 config/rs6000/eabispe.h, config/rs6000/e500.h,
4702 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
4703 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
4704 config/rs6000/aix.h, config/rs6000/vxworks.h,
4705 config/rs6000/40x.md, config/rs6000/aix51.h,
4706 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
4707 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
4708 config/arc/arc.h, config/mcore/mcore-elf.h,
4709 config/mcore/mcore-protos.h, config/mcore/predicates.md,
4710 config/mcore/mcore.md, config/mcore/mcore.c,
4711 config/mcore/mcore.opt, config/mcore/mcore.h,
4712 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
4713 config/score/predicates.md, config/score/score-version.h,
4714 config/score/score-protos.h, config/score/misc.md,
4715 config/score/elf.h, config/score/score.c, config/score/mac.md,
4716 config/score/score7.md, config/score/score.h,
4717 config/score/score-conv.h, config/score/score-mdaux.c,
4718 config/score/score.md, config/score/score.opt,
4719 config/score/score-modes.def, config/score/score-mdaux.h,
4720 config/score/mul-div.S, config/arm/uclinux-elf.h,
4721 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
4722 config/arm/symbian.h, config/arm/linux-elf.h,
4723 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
4724 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
4725 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
4726 config/arm/strongarm-pe.h, config/arm/arm.h,
4727 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
4728 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
4729 config/arm/arm-modes.def, config/arm/linux-eabi.h,
4730 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
4731 config/arm/arm-cores.def, config/arm/arm-protos.h,
4732 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
4733 config/arm/wince-pe.h, config/arm/neon.md,
4734 config/arm/constraints.md, config/arm/neon.ml,
4735 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
4736 config/arm/arm.opt, config/arm/arm926ejs.md,
4737 config/arm/predicates.md, config/arm/iwmmxt.md,
4738 config/arm/arm_neon.h, config/arm/unknown-elf.h,
4739 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
4740 config/arm/neon-testgen.ml, config/arm/arm.md,
4741 config/arm/xscale-coff.h, config/arm/pe.c,
4742 config/arm/arm-generic.md, config/arm/pe.h,
4743 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
4744 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
4745 config/arm/strongarm-elf.h, config/arm/cirrus.md,
4746 config/arm/netbsd-elf.h, config/arm/vxworks.h,
4747 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
4748 config/pa/predicates.md, config/pa/pa64-hpux.h,
4749 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
4750 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
4751 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
4752 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
4753 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
4754 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
4755 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
4756 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
4757 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
4758 config/pa/pa64-regs.h, config/pa/pa-modes.def,
4759 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
4760 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
4761 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
4762 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
4763 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
4764 config/mips/linux64.h, config/mips/elforion.h,
4765 config/mips/constraints.md, config/mips/generic.md,
4766 config/mips/predicates.md, config/mips/4300.md,
4767 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
4768 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
4769 config/mips/5k.md, config/mips/vr4120-div.S,
4770 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
4771 config/mips/mips-protos.h, config/mips/6000.md,
4772 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
4773 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
4774 config/mips/mips-modes.def, config/mips/vr.h,
4775 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
4776 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
4777 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
4778 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
4779 config/vax/openbsd1.h, config/vax/netbsd.h,
4780 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
4781 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
4782 config/h8300/rtems.h, config/h8300/predicates.md,
4783 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
4784 config/h8300/h8300.md, config/h8300/h8300.opt,
4785 config/h8300/coff.h, config/h8300/h8300-protos.h,
4786 config/v850/v850.md, config/v850/predicates.md,
4787 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
4788 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
4789 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
4790 config/mmix/mmix.h, config/mmix/predicates.md,
4791 config/mmix/mmix-protos.h, config/mmix/mmix.md,
4792 config/mmix/mmix.c, config/mmix/mmix.opt,
4793 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
4794 config/bfin/rtems.h, config/bfin/bfin-modes.def,
4795 config/bfin/predicates.md, config/bfin/bfin-protos.h,
4796 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
4799 2007-08-02 Richard Sandiford <richard@codesourcery.com>
4801 * emit-rtl.c (reset_used_decls): Rename to...
4802 (set_used_decls): ...this. Set the used flag rather than clearing it.
4803 (unshare_all_rtl_again): Update accordingly. Set flags on argument
4804 DECL_RTLs rather than resetting them.
4806 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
4808 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
4810 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4812 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
4813 argument to find_reloads_address.
4815 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
4817 PR tree-optimization/32919
4818 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
4819 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
4820 (coalesce_ssa_name): Call it.
4822 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
4823 David Ung <davidu@mips.com>
4825 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
4826 (__mips16_unorddf2, __mips16_floatunsidf): New.
4827 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
4829 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
4831 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4833 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
4834 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
4835 * tree.h (OMP_SECTIONS_CONTROL): New macro.
4836 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
4837 * omp-low.c (get_ws_args_for, determine_parallel_type,
4838 expand_omp_for_generic, expand_omp_for_static_nochunk,
4839 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4840 Work with more precise CFG.
4841 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
4842 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
4844 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
4845 * gimple-low.c (lower_stmt): Ditto.
4846 * tree-inline.c (estimate_num_insns_1): Ditto.
4847 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
4848 (OMP_SECTIONS_SWITCH): New.
4849 * tree-cfgcleanup.c (cleanup_omp_return): New.
4850 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
4851 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
4852 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
4853 (tree_redirect_edge_and_branch): Handle omp constructs.
4855 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
4856 with three arguments.
4858 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4860 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
4863 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4865 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
4866 the loop structures may need fixing.
4867 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
4869 (cleanup_tree_cfg_loop): Removed.
4870 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
4871 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
4872 instead of running cleanup_tree_cfg_loop.
4873 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
4874 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
4875 (tree_predictive_commoning): Declaration changed.
4876 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
4878 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
4880 * doc/invoke.texi (l1-cache-size): Update documentation.
4881 (l2-cache-size): Document.
4882 * params.h (L2_CACHE_SIZE): New macro.
4883 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
4884 that L1_CACHE_SIZE is in kB now.
4885 (L2_CACHE_SIZE_BYTES): New macro.
4886 (tree_ssa_prefetch_arrays): Show size in kB.
4887 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
4888 and l2_cache_size fields.
4889 * config/i386/driver-i386.c (describe_cache): Detect cache size
4891 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
4892 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
4893 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
4894 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
4895 (override_options): Set l1-cache-size and l2-cache-size to default
4896 values if not specified otherwise.
4897 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
4898 (PARAM_L2_CACHE_SIZE): New.
4900 2007-08-01 Nigel Stephens <nigel@mips.com>
4901 David Ung <davidu@mips.com>
4902 Thiemo Seufer <ths@mips.com>
4903 Chris Dearman <chris@mips.com>
4904 Richard Sandiford <richard@codesourcery.com>
4906 * config.gcc (mips*-sde-elf*): New stanza.
4907 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
4908 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
4909 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
4910 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
4911 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
4912 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
4914 * config/mips/sde.h: New file.
4915 * config/mips/t-libgcc-mips16: Likewise.
4916 * config/mips/t-sde: Likewise.
4917 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
4918 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
4919 _MIPS_FPSET and _MIPS_SZINT.
4920 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
4921 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
4922 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
4923 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
4924 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4925 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4926 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
4927 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
4928 _MIPS_SZPTR and _MIPS_FPSET.
4929 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
4930 architecture is specified.
4931 (MIPS_32BIT_OPTION_SPEC): New macro.
4933 2007-07-31 Dan Hipschman <dsh@google.com>
4935 * gcc.c (end_going_arg): New function.
4936 (do_spec_2): Use it.
4937 (do_spec_1): Use it.
4939 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
4941 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
4942 only if ENABLE_CHECKING is defined.
4944 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
4946 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
4947 df_ru_add_problem, df_ru_get_bb_info): Removed.
4948 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
4949 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
4950 df_ru_free_bb_info, df_ru_alloc,
4951 df_ru_bb_local_compute_process_def,
4952 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
4953 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
4954 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
4955 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
4956 df_ru_add_problem): Removed.
4958 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4961 * pa.md (casesi32): Use match_scratch. Revise insn condition.
4962 (casesi32p, casesi64p): Likewise.
4963 (casesi): Adjust for above.
4965 2007-07-31 Richard Sandiford <richard@codesourcery.com>
4967 * mode-switching.c (create_pre_exit): Don't search past calls.
4969 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
4971 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
4973 2007-07-31 Revital Eres <eres@il.ibm.com>
4975 * ddg.c (add_deps_for_def): Rename to...
4976 (add_cross_iteration_register_deps): This. Change implementation
4977 to use only reaching def and def-use chains to construct the
4978 inter loop dependencies.
4979 (add_deps_for_use): Remove function.
4980 (build_inter_loop_deps): Call add_cross_iteration_register_deps
4981 function to build the inter loop dependencies.
4982 * modulo-sched.c (sms_schedule): Build only
4983 reaching def and def-use chains for the propose of the ddg
4986 2007-07-31 Julian Brown <julian@codesourcery.com>
4988 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
4989 New define_insns. Use correct RTL.
4990 (vec_set<mode>): Write as expander.
4992 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
4994 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
4995 to an unallocated space.
4997 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
5000 (split_constant_offset): Enable split_constant_offset to extract
5001 constants from other statements.
5002 * tree-vect-transform.c
5003 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
5004 to a temp var. Force base_offset to be simple.
5006 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
5008 * df-scan.c (df_scan_verify): Remove artificial limit on
5009 the number of blocks for verification.
5010 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
5011 df_simulate_defs): Avoid unnecessary insn checking for defs.
5013 2007-07-29 Mark Mitchell <mark@codesourcery.com>
5015 * config/m68k/lb1sf68.asm (FUNC): New macro.
5017 (__udivsi3): Likewise.
5018 (__divsi3): Likewise.
5019 (__umodsi3): Likewise.
5020 (__modsi3): Likewise.
5021 (__subdf3): Likewise.
5022 (__adddf3): Likewise.
5023 (__muldf3): Likewise.
5024 (__divdf3): Likewise.
5025 (__negdf2): Likewise.
5026 (__cmpdf2): Likewise.
5027 (__subsf3): Likewise.
5028 (__addsf3): Likewise.
5029 (__mulsf3): Likewise.
5030 (__divsf3): Likewise.
5031 (__negsf2): Likewise.
5032 (__cmpsf2): Likewise.
5033 (__eqdf2): Likewise.
5034 (__nedf2): Likewise.
5035 (__gtdf2): Likewise.
5036 (__gedf2): Likewise.
5037 (__ltdf2): Likewise.
5038 (__ledf2): Likewise.
5039 (__eqsf2): Likewise.
5040 (__nesf2): Likewise.
5041 (__gtsf2): Likewise.
5042 (__gesf2): Likewise.
5043 (__ltsf2): Likewise.
5044 (__lesf2): Likewise.
5046 2007-07-30 Ollie Wild <aaw@google.com>
5048 * c-ppoutput.c (print_lines_directives_only): New function.
5049 (scan_translation_unit_directives_only): New function.
5050 (preprocess_file): Add call to scan_translation_unit_directives_only.
5051 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
5052 (sanitize_cpp_opts): Add default flag_dump_macros setting for
5053 -fdirectives-only. Add errors for -fdirectives-only conflict with
5054 -Wunused-macros and -traditional.
5055 (finish_options): Add builtin macro initialization for
5056 -fdirectives-only + -fpreprocessed.
5057 * c.opt (fdirectives-only): New.
5058 * doc/cppopts.texi (fdirectives-only): New.
5060 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5062 * alias.c (record_set, memory_modified_1): Constify.
5063 * bt-load.c (note_btr_set): Likewise.
5064 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
5065 * combine.c (set_nonzero_bits_and_sign_copies,
5066 expand_field_assignment, record_dead_and_set_regs_1,
5067 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
5068 likely_spilled_retval_1): Likewise.
5069 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
5070 frv_io_handle_set): Likewise.
5071 * config/mips/mips.c (mips_sim_record_set,
5072 vr4130_true_reg_dependence_p_1): Likewise.
5073 * config/mt/mt.c (insn_dependent_p_1): Likewise.
5074 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
5075 * config/sh/sh.c (flow_dependent_p_1): Likewise.
5076 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
5077 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
5078 * ddg.c (mark_mem_store): Likewise.
5079 * df-problems.c (df_urec_mark_reg_change): Likewise.
5080 * function.c (update_epilogue_consts): Likewise.
5081 * gcse.c (record_set_info, record_last_set_info,
5082 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
5083 reg_clear_last_set): Likewise.
5084 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
5086 * jump.c (reversed_comparison_code_parts): Likewise.
5087 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
5088 reg_is_set): Likewise.
5089 * loop-iv.c (mark_altered): Likewise.
5090 * mode-switching.c (reg_becomes_live): Likewise.
5091 * optabs.c (no_conflict_move_test): Likewise.
5092 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
5094 * postreload.c (reload_combine_note_store, move2add_note_store):
5096 * regmove.c (flags_set_1): Likewise.
5097 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
5099 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
5101 * resource.c (update_live_status): Likewise.
5102 * rtl.h (set_of, note_stores): Likewise.
5103 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
5104 note_stores, parms_set): Likewise.
5105 * sched-rgn.c (sets_likely_spilled_1): Likewise.
5106 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
5108 * var-tracking.c (count_stores, add_stores): Likewise.
5110 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5112 * alias.c (mems_in_disjoint_alias_sets_p,
5113 fixed_scalar_and_varying_struct_p, aliases_everything_p,
5114 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
5115 write_dependence_p, mems_in_disjoint_alias_sets_p,
5116 read_dependence, true_dependence, canon_true_dependence,
5117 anti_dependence, output_dependence): Constify.
5118 * combine.c (extended_count): Likewise.
5119 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
5120 * cselib.c (get_value_hash, references_value_p,
5121 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
5122 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
5123 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
5124 * function.c (contains, prologue_epilogue_contains,
5125 sibcall_epilogue_contains): Likewise.
5126 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
5127 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
5128 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
5129 reg_or_subregno): Likewise.
5130 * recog.c (asm_noperands): Likewise.
5131 * reload1.c (function_invariant_p): Likewise.
5132 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
5133 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
5134 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
5135 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
5136 true_regnum, reg_or_subregno, condjump_in_parallel_p,
5137 extended_count, prologue_epilogue_contains,
5138 sibcall_epilogue_contains, function_invariant_p, true_dependence,
5139 canon_true_dependence, read_dependence, anti_dependence,
5140 output_dependence): Likewise.
5141 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
5143 2007-07-30 Julian Brown <julian@codesourcery.com>
5145 * config/arm/neon.md (V_ext): New mode attribute.
5146 (neon_vget_lane<mode>): Replace with define_expand.
5147 (neon_vget_lane<mode>_sext_internal)
5148 (neon_vget_lane<mode>_zext_internal): New define_insns for double
5149 and quad precision vectors.
5150 (neon_vget_lanedi): Add bounds check. Remove dead comment.
5151 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
5152 have typeless 32-bit result.
5154 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5157 * tree-affine.h (aff_tree): The type of rest is sizetype for types
5159 * tree-affine.c (aff_combination_scale): If type is a pointer type,
5160 use sizetype for rest.
5161 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
5162 (aff_combination_convert): Don't convert rest for pointer types.
5164 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5166 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
5168 * tree-ssa-alias.c: Add alloc-pool.h.
5169 (init_alias_info): Free alias_bitmap_obstack.
5170 (delete_alias_info): Call delete_mem_ref_stats.
5171 (get_mem_sym_stats_for): Use alloc_pool.
5172 (init_mem_ref_stats): Do not delete mem_ref_stats here.
5173 (delete_mem_sym_stats): Removed.
5175 2007-07-29 Sebastian Pop <sebpop@gmail.com>
5177 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
5178 functions cannot be represented as classical distance vectors.
5180 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5182 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
5183 * builtins.c (validate_arg, builtin_mathfn_code,
5184 validate_arglist): Likewise.
5185 * calls.c (call_expr_flags): Likewise.
5186 * combine.c (reg_nonzero_bits_for_combine,
5187 reg_num_sign_bit_copies_for_combine, get_last_value,
5188 reg_truncated_to_mode): Likewise.
5189 * emit-rtl.c (subreg_lowpart_p): Likewise.
5190 * expr.c (highest_pow2_factor_for_target,
5191 categorize_ctor_elements_1, categorize_ctor_elements,
5192 count_type_elements, contains_packed_reference,
5193 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
5194 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
5195 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
5196 native_encode_int, native_encode_real, native_encode_complex,
5197 native_encode_vector, native_encode_expr, native_interpret_int,
5198 native_interpret_real, native_interpret_complex,
5199 native_interpret_vector, native_interpret_expr): Likewise.
5200 * function.c (use_register_for_decl): Likewise.
5201 * gimplify.c (get_name): Likewise.
5202 * langhooks-def.h (lhd_return_null_const_tree): New.
5203 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
5204 * langhooks.c (lhd_return_null_const_tree): New.
5205 * langhooks.h (lang_get_callee_fndecl): Constify.
5206 * output.h (constructor_static_from_elts_p): Likewise.
5207 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
5208 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
5209 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
5210 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
5211 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
5212 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
5213 * rtlhooks-def.h (reg_nonzero_bits_general,
5214 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
5216 * rtlhooks.c (reg_num_sign_bit_copies_general,
5217 reg_nonzero_bits_general, reg_truncated_to_mode_general):
5219 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
5220 * stor-layout.c (mode_for_size_tree): Likewise.
5221 * tree-ssa-loop-im.c (memref_eq): Likewise.
5222 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
5223 * tree.c (contains_placeholder_p, type_list_equal,
5224 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
5226 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
5227 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
5228 contains_placeholder_p, contains_packed_reference,
5229 get_callee_fndecl, operand_equal_for_phi_arg_p,
5230 warn_if_unused_value, is_body_block, native_encode_expr,
5231 native_interpret_expr, fold_convertible_p, operand_equal_p,
5232 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
5233 validate_arglist, simple_cst_equal, type_list_equal,
5234 use_register_for_decl, call_expr_flags, get_name,
5235 highest_pow2_factor): Likewise.
5236 (const_call_expr_arg_iterator_d,
5237 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
5238 first_const_call_expr_arg, more_const_call_expr_args_p,
5239 FOR_EACH_CONST_CALL_EXPR_ARG): New.
5240 * varasm.c (constructor_static_from_elts_p): Constify.
5242 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
5244 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
5245 config/arm/neon-schedgen.ml, config/arm/neon.ml,
5246 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
5247 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
5248 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
5249 tree-vect-transform.c, tree.def: Fix comment typos. Follow
5250 spelling conventions.
5251 * doc/invoke.texi: Follow spelling conventions.
5253 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
5254 Revital Eres <eres@il.ibm.com>
5256 * modulo-sched.c (sms_schedule): Avoid loops which includes
5257 auto-increment instructions.
5259 2007-07-28 Richard Guenther <rguenther@suse.de>
5262 * fold-const.c (fold_cond_expr_with_comparison): Convert
5263 operand zero of MIN/MAX_EXPR to correct type.
5265 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5267 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
5268 flags_from_decl_or_type): Constify.
5269 * gcc.c (do_spec_1): Likewise.
5270 * print-tree.c (dump_addr, print_node_brief): Likewise.
5271 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
5272 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
5273 tree_purge_all_dead_eh_edges): Likewise.
5274 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
5275 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
5277 * tree.c (expr_location, expr_has_location, expr_locus,
5278 expr_filename, expr_lineno, get_inner_array_type,
5279 fields_compatible_p): Likewise.
5280 * tree.h (get_inner_array_type, fields_compatible_p,
5281 expr_location, expr_has_location, expr_locus, expr_filename,
5282 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
5283 setjmp_call_p, alloca_call_p): Likewise.
5285 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
5287 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
5288 TV_FLOW_INSENSITIVE.
5290 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
5292 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
5293 (compute_flow_insensitive_aliasing): Ditto for
5294 TV_FLOW_INSENSITIVE.
5296 2007-07-27 Jan Hubicka <jh@suse.cz>
5298 * config/i386/i386.c (register_move_cost): Remove accidentally
5299 comitted #if 0 block.
5301 * attribs.c: Include hashtab.h
5302 (attribute_hash): New.
5303 (substring): New structure.
5304 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
5306 (init_attributes): Initialize attribute hash.
5307 (decl_attributes): Use attribute hash.
5308 * Makefile.in (attribs.c): Depend on hashtab.h.
5310 2007-07-27 Steve Ellcey <sje@cup.hp.com>
5312 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
5314 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5316 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
5317 __mips_dspr2 and __mips_dsp_rev macros.
5318 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
5320 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
5322 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
5324 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5328 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
5329 and the updating of the live and do_not_gen sets.
5330 (df_note_bb_compute): Added updating of live and do_not_gen sets
5331 for regular defs so that the case of clobber inside conditional
5332 call is processed correctly.
5334 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5336 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
5337 operands with compatible type.
5339 2007-07-27 Richard Sandiford <richard@codesourcery.com>
5341 * expr.h (store_bit_field): Don't return a value.
5342 * expmed.c (check_predicate_volatile_ok): New function.
5343 (store_bit_field_1): New function, extracted from store_bit_field.
5344 Take a fallback_p argument and return true if the operation succeeded.
5345 Only use store_fixed_bit_field if fallback_p. Don't recompute
5346 mode_for_extraction; use op_mode instead. Try forcing memories
5347 into registers if the insv expander fails.
5348 (store_bit_field): Use store_bit_field_1 with fallback_p true.
5349 Don't return a value.
5350 (convert_extracted_bit_field): New function, extracted from
5352 (extract_bit_field_1): Likewise. Take a fallback_p argument
5353 and return NULL if the operation succeeded. Only use
5354 extract_fixed_bit_field if fallback_p. Only calculate one
5355 extraction mode. Combine code for extv and extzv. Try forcing
5356 memories into registers if the ext(z)v expander fails.
5357 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
5359 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5361 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
5363 (df_ref): Likewise. Put regno with other integer fields.
5365 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
5367 * df.h (df_mw_hardreg): Remove "loc" field.
5368 * df-scan.c (df_ref_record): Don't set it. Remove redundant
5370 * df-problems.c (df_whole_mw_reg_unused_p): New function,
5371 split out from df_set_unused_notes_for_mw. Return false for
5372 partial references. Assert that mw_reg is a REG when returning true.
5373 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
5374 (df_whole_mw_reg_dead_p): New function, split out from
5375 df_set_dead_notes_for_mw. Return false for partial references.
5376 Assert that mw_reg is a REG when returning true.
5377 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
5378 Remove redundant bitmap check.
5380 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
5382 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
5383 ($(T)crtend.o): Likwise.
5384 ($(T)crtbeginS.o): Likwise.
5385 ($(T)crtendS.o): Likwise.
5386 ($(T)crtfastmath.o): Likwise.
5388 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
5390 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
5391 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
5392 * basic-block.h (struct control_flow_graph): Added x_dom_computed
5393 and x_n_bbs_in_dom_tree fields.
5395 2007-07-26 Steve Ellcey <sje@cup.hp.com>
5397 PR tree-optimization/32087
5398 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
5399 Do not call scale_bbs_frequencies_int with prob of zero.
5401 2007-07-26 Julian Brown <julian@codesourcery.com>
5403 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
5404 (neon_element_bits): Add prototypes.
5405 * config/arm/arm.c (bounds_check, neon_lane_bounds)
5406 (neon_const_bounds, neon_element_bits): New functions.
5407 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
5408 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
5409 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
5410 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
5411 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
5412 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
5413 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
5414 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
5415 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
5416 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
5417 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
5418 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
5419 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
5421 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
5423 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
5424 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
5426 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
5427 Julian Brown <julian@codesourcery.com>
5429 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
5430 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
5431 * config/arm/cortex-a8.md: New.
5432 * config/arm/cortex-a8-neon.md: New.
5433 * config/arm/neon-schedgen.ml: New.
5434 * config/arm/neon.md (vqh_mnem): New.
5436 (Is_float_mode): New.
5437 (Scalar_mul_8_16): New.
5439 (V_mode_nunits): New.
5440 (All instruction patterns): Annotate with neon_type attribute
5442 * config/arm/arm.md: Include cortex-a8.md.
5443 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
5445 Annotate instruction patterns accordingly.
5446 (generic_sched): Do not use generic scheduling for Cortex-A8.
5447 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
5449 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
5451 * fold-const.c (fold_read_from_constant_string): Use
5453 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5455 2007-07-26 Nick Clifton <nickc@redhat.com>
5457 * tree-ssa-operands.h: Change copyright header to refer to version
5458 3 of the GNU General Public License and to point readers at the
5459 COPYING3 file and the FSF's license web page.
5460 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
5461 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
5462 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
5463 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
5464 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
5465 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
5466 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
5467 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
5468 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
5469 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
5470 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
5471 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
5472 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
5473 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
5474 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
5475 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
5476 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
5477 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
5478 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
5479 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
5480 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
5481 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
5482 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
5483 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
5484 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
5485 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
5486 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
5487 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
5488 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
5489 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
5490 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
5491 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
5492 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
5493 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
5494 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
5495 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
5496 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
5497 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
5498 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
5499 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
5500 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
5501 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
5502 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
5503 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
5504 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
5505 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
5506 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
5507 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
5508 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
5509 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
5510 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
5511 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
5512 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
5513 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
5514 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
5515 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
5516 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
5517 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
5518 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
5519 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
5520 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
5521 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
5522 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
5523 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
5524 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
5525 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
5526 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
5527 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
5528 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
5529 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
5530 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
5531 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
5532 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
5533 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
5534 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
5535 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
5536 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
5537 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
5538 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
5539 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
5540 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
5541 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
5542 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
5543 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
5544 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
5545 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
5546 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
5547 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
5548 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
5549 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
5550 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
5551 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
5552 vecprim.h, basic-block.h, tree-ssa-structalias.c,
5553 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
5554 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
5555 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
5556 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
5557 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
5558 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
5559 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
5560 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
5561 convert.c, convert.h, langhooks-def.h, reload1.c,
5562 tree-ssa-operands.c: Likewise.
5564 2007-07-26 Jan Hubicka <jh@suse.cz>
5566 * tree-ssa-live.c: Include debug.h and flags.h.
5567 (mark_scope_block_unused): New function.
5568 (remove_unused_scope_block_p): New function.
5569 (remove_unused_locals): Remove unused blocks too.
5571 2007-07-25 Ian Lance Taylor <iant@google.com>
5573 * combine.c (combine_max_regno): Remove. Remove all uses.
5574 (struct reg_stat_struct): Rename from struct reg_stat.
5575 (reg_stat_type): Define, and declare VECs.
5576 (reg_stat): Change from pointer to VEC. Change all uses.
5577 (combine_split_insns): New static function.
5578 (try_combine, find_split_point): Call it instead of split_insns.
5580 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5582 * cfghooks.c (split_block): Fix the information about loop latch.
5584 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5586 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
5588 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5590 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5591 Scan the new edge for loop exit info.
5593 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
5595 * config/darwin.c: Include debug.h.
5597 2007-07-25 Steve Ellcey <sje@cup.hp.com>
5600 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
5602 2007-07-25 Steve Ellcey <sje@cup.hp.com>
5604 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
5605 (HARD_REGNO_MODE_OK): Ditto.
5606 (MODES_TIEABLE_P): Ditto.
5607 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
5608 (CLASS_MAX_NREGS): Ditto.
5609 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
5610 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
5611 (divdf3_internal_thr): Removed.
5612 * config/ia64/div.md: New file.
5613 * config/ia64/constraints.md: Add H constraint.
5615 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5617 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
5618 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
5619 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
5620 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
5621 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
5622 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
5623 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
5624 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
5625 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
5626 dump_sbitmap_file, debug_sbitmap, popcount_table,
5627 sbitmap_popcount): Constify.
5628 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
5629 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
5630 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
5631 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
5632 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
5633 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
5634 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
5635 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
5636 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
5637 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
5638 sbitmap_popcount, sbitmap_verify_popcount): Constify.
5640 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5642 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
5643 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
5644 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
5645 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
5646 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
5647 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
5648 bitmap_intersect_p, bitmap_intersect_compl_p,
5649 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
5650 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
5652 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
5653 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
5654 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
5655 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
5656 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
5657 debug_bitmap, debug_bitmap_file, bitmap_print,
5658 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
5659 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
5661 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
5663 * config/darwin.c (darwin_override_options): Additional fix for
5664 debug info formats that don't support var tracking.
5666 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5668 * cselib.c (entry_and_rtx_equal_p): Constify.
5669 * gengtype.c (output_mangled_typename, write_types, write_local):
5671 * gengtype.h (const_type_p): New.
5672 * see.c (eq_descriptor_extension, hash_descriptor_extension):
5674 * tlink.c (scan_linker_output): De-constify.
5675 * tree-ssa-loop-im.c (memref_eq): Constify.
5676 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
5677 (shared_bitmap_hash, shared_bitmap_eq): Constify.
5679 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5681 * c-common.c (fname_as_string, c_type_hash): Constify.
5682 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5683 * cgraph.c (edge_hash, edge_eq): Likewise.
5684 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
5685 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
5686 reg_attrs_htab_eq): Likewise.
5687 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
5689 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
5690 const_decl_t, const_state_t, const_automata_list_el_t): New.
5691 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
5692 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
5693 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
5694 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
5695 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
5696 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
5697 compare_max_occ_cycle_nums, out_state_arcs_num,
5698 compare_transition_els_num, units_cmp, state_reservs_cmp):
5700 * genmodes.c (cmp_modes): Likewise.
5701 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
5702 * gimplify.c (compare_case_labels): Likewise.
5703 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
5704 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
5705 * matrix-reorg.c (mtt_info_hash): Likewise.
5706 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
5707 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
5708 (htab_hash_bucket, htab_hash_elem): Constify.
5709 * tree-browser.c (TB_parent_eq): Likewise.
5710 * tree-scalar-evolution.c (hash_scev_info): Likewise.
5711 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
5712 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
5713 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
5715 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
5716 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
5717 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
5718 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
5719 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
5721 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
5722 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
5723 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
5724 * tree-ssa-threadupdate.c (redirection_data_hash,
5725 redirection_data_eq): Likewise.
5726 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
5727 * tree-ssa.c (var_ann_eq): Likewise.
5728 * tree-vrp.c (compare_case_labels): Likewise.
5729 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
5730 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
5731 tree_not_check_failed, tree_class_check_failed,
5732 tree_range_check_failed, tree_not_class_check_failed,
5733 omp_clause_check_failed, omp_clause_range_check_failed,
5734 tree_contains_struct_check_failed, tree_operand_check_failed):
5736 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
5737 tree_not_check_failed, tree_class_check_failed,
5738 tree_range_check_failed, tree_not_class_check_failed,
5739 tree_operand_check_failed, omp_clause_operand_check_failed,
5740 tree_operand_length): Likewise.
5741 * var-tracking.c (const_variable): New.
5742 (variable_htab_hash, variable_htab_eq): Constify.
5743 * varasm.c (const_desc_hash): Likewise.
5745 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5747 * expr.c (handled_component_p): Constify.
5748 * fold-const.c (fit_double_type): Likewise.
5749 * real.h (real_value_from_int_cst): Likewise.
5750 * tree-flow-inline.h (gimple_in_ssa_p,
5751 gimple_aliases_computed_p, gimple_addressable_vars,
5752 gimple_call_clobbered_vars, gimple_referenced_vars,
5753 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
5754 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
5755 may_aliases, end_readonly_imm_use_p, has_zero_uses,
5756 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
5757 is_label_stmt, is_global_var, phi_ssa_name_p,
5758 factoring_name_p, is_call_clobbered, tree_common_ann,
5759 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
5760 unmodifiable_var_p, array_ref_contains_indirect_ref,
5761 ref_contains_array_ref, lookup_subvars_for_var,
5762 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
5763 gimple_mem_ref_stats): Likewise.
5764 * tree-flow.h (tree_common_ann, var_ann, function_ann,
5765 may_aliases, is_exec_stmt, is_label_stmt,
5766 ref_contains_array_ref, array_ref_contains_indirect_ref,
5767 var_can_have_subvars, overlap_subvar, is_call_clobbered,
5768 unmodifiable_var_p): Likewise.
5769 * tree-gimple.c (is_gimple_min_invariant): Likewise.
5770 * tree-gimple.h (is_gimple_min_invariant): Likewise.
5771 * tree.c (type_hash_list, attribute_hash_list, tree_size,
5772 cst_and_fits_in_hwi, real_value_from_int_cst,
5773 build_real_from_int_cst, integer_zerop, integer_onep,
5774 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
5775 tree_floor_log2, real_zerop, real_onep, real_twop,
5776 real_minus_onep, really_constant_p, purpose_member, chain_member,
5777 list_length, fields_length, int_size_in_bytes, bit_position,
5778 int_bit_position, byte_position, int_byte_position, expr_align,
5779 array_type_nelts, tree_node_structure,
5780 type_contains_placeholder_1, iterative_hash_pointer,
5781 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
5782 tree_map_base_eq, type_hash_list, type_hash_eq,
5783 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
5784 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
5785 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5786 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
5787 int_fits_type_p, get_containing_scope, decl_function_context,
5788 decl_type_context, omp_clause_operand_check_failed,
5789 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
5790 * tree.h (omp_clause_operand_check_failed, tree_size,
5791 build_real_from_int_cst, array_type_nelts, purpose_member,
5792 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
5793 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
5794 is_attribute_p, check_qualified_type, expr_align,
5795 int_size_in_bytes, bit_position, int_bit_position, byte_position,
5796 int_byte_position, list_length, fields_length, initializer_zerop,
5797 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
5798 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
5799 tree_node_structure, handled_component_p, get_containing_scope,
5800 decl_function_context, decl_type_context, real_zerop,
5801 type_num_arguments, fit_double_type, really_constant_p,
5802 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
5803 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
5804 real_twop, real_minus_onep, int_cst_value): Likewise.
5806 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5808 * cfglayout.c (insn_scope, insn_line): Constify.
5809 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
5810 const_double_htab_hash, const_double_htab_eq,
5811 mem_attrs_htab_hash): Likewise.
5812 * loop-iv.c (biv_eq): Likewise.
5813 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
5814 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
5815 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
5817 * rtl-error.c (location_for_asm, diagnostic_for_asm,
5818 error_for_asm, warning_for_asm, _fatal_insn,
5819 _fatal_insn_not_found): Likewise.
5820 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
5821 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
5822 rtl_check_failed_type2, rtl_check_failed_code1,
5823 rtl_check_failed_code2, rtl_check_failed_code_mode,
5824 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
5825 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
5826 rtl_check_failed_type2, rtl_check_failed_code1,
5827 rtl_check_failed_code2, rtl_check_failed_code_mode,
5828 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
5829 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
5830 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
5831 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
5832 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
5833 rtx_unstable_p, get_integer_term, get_related_value,
5834 offset_within_block_p, reg_mentioned_p, count_occurrences,
5835 reg_referenced_p, reg_used_between_p, no_labels_between_p,
5836 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
5837 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
5838 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
5839 find_constant_src, find_reg_fusage, find_regno_fusage,
5840 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
5841 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
5842 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
5843 computed_jump_p, auto_inc_p, in_expr_list_p,
5844 remove_node_from_expr_list, loc_mentioned_in_p,
5845 label_is_jump_target_p, reversed_comparison_code_parts,
5846 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
5847 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
5848 print_inline_rtx): Likewise.
5849 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
5850 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
5851 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
5852 get_integer_term, get_related_value, offset_within_block_p,
5853 count_occurrences, reg_mentioned_p, no_labels_between_p,
5854 reg_used_between_p, reg_referenced_p, single_set_2,
5855 multiple_sets, set_noop_p, refers_to_regno_p,
5856 reg_overlap_mentioned_p, dead_or_set_p,
5857 covers_regno_no_parallel_p, covers_regno_p,
5858 dead_or_set_regno_p, find_reg_note, find_regno_note,
5859 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
5860 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
5861 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
5862 side_effects_p, may_trap_p_1, may_trap_p,
5863 may_trap_after_code_motion_p, may_trap_or_fault_p,
5864 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
5865 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
5866 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
5867 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
5868 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
5870 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
5871 warning_for_asm): Likewise.
5872 * tree.h (print_rtl): Likewise.
5873 * varasm.c (get_pool_mode): Likewise.
5875 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5877 * c-lex.c (c_lex_with_flags, lex_string): Constify.
5878 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
5879 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
5880 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
5881 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
5882 * ddg.c (compare_sccs): Likewise.
5883 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
5884 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
5885 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
5886 decimal_do_fix_trunc, decimal_real_to_integer,
5887 decimal_real_to_integer2, decimal_real_maxval): Likewise.
5888 * dse.c (const_group_info_t): New.
5889 (invariant_group_base_eq, invariant_group_base_hash): Constify.
5890 * dwarf2out.c (const_dw_die_ref): New.
5891 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
5892 * tree-browser.c (TB_parent_eq): Likewise.
5893 * unwind-dw2-fde.c (__register_frame_info_bases,
5894 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
5895 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
5897 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
5898 * unwind-dw2.c (uw_frame_state_for): Likewise.
5899 * value-prof.c (histogram_hash, histogram_eq): Likewise.
5900 * value-prof.h (const_histogram_value): New.
5902 2007-07-25 Richard Sandiford <richard@codesourcery.com>
5904 * config/mips/mips.c (machine_function): Add
5905 initialized_mips16_gp_pseudo_p.
5906 (mips16_gp_pseudo_reg): Do not emit the initialization of
5907 mips16_gp_pseudo_rtx when being called from the gimple cost-
5908 calculation routines; emit it on the first use outside those
5911 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5913 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
5916 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
5917 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
5918 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
5919 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
5920 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
5921 Preserve const-ness of parameters through use of __typeof(),
5922 also constify and tidy.
5924 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
5925 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
5926 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
5927 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
5928 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
5929 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
5930 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
5931 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
5932 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
5934 2007-07-25 Julian Brown <julian@codesourcery.com>
5935 Mark Shinwell <shinwell@codesourcery.com>
5937 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
5938 (alpha_mangle_type): This.
5939 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5940 (TARGET_MANGLE_TYPE): Define this instead.
5941 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
5942 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
5943 (arm_init_neon_builtins): Fix comment.
5944 (arm_mangle_map_entry): New.
5945 (arm_mangle_map): New.
5946 (arm_mangle_type): New.
5947 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
5948 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
5949 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
5950 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5951 (TARGET_MANGLE_TYPE): Define this instead.
5952 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
5953 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
5954 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
5955 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5956 (TARGET_MANGLE_TYPE): Define this instead.
5957 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
5959 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
5960 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5961 (TARGET_MANGLE_TYPE): Define this instead.
5962 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
5963 (s390_mangle_type): This.
5964 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5965 (TARGET_MANGLE_TYPE): Define this instead.
5966 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
5967 (sparc_mangle_type): This.
5968 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
5969 (TARGET_MANGLE_TYPE): Define this instead.
5970 * cp/mangle.c (write_type): Call mangle_type target hook on all
5971 types before mangling. Use original type, not main variant, as
5973 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
5974 (TARGET_MANGLE_TYPE): This.
5975 * target.h (gcc_target): Rename mangle_fundamental_type to
5977 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
5978 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
5980 2007-07-25 Julian Brown <julian@codesourcery.com>
5981 Paul Brook <paul@codesourcery.com>
5982 Joseph Myers <joseph@codesourcery.com>
5983 Mark Shinwell <shinwell@codesourcery.com>
5985 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
5986 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
5987 (with_fpu): Allow --with-fpu=neon.
5988 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
5989 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
5990 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
5991 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
5992 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
5993 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
5994 (neon_emit_pair_result_insn, neon_disambiguate_copy)
5995 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
5996 (output_move_neon): Add prototypes.
5997 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
5998 (all_fpus): Add FPUTYPE_NEON.
5999 (fp_model_for_fpu): Add NEON field.
6000 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
6001 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
6003 (arm_legitimate_address_p): Don't support fancy addressing for NEON
6005 (thumb2_legitimate_address_p): Likewise.
6006 (neon_valid_immediate): Recognize and prepare constants suitable for
6008 (neon_immediate_valid_for_move): New function. Recognize and prepare
6009 immediates for NEON move instructions.
6010 (neon_immediate_valid_for_logic): New function. Recognize and
6011 prepare immediates for NEON logic instructions.
6012 (neon_output_logic_immediate): New function. Create asm string
6013 suitable for outputting immediate logic instructions.
6014 (neon_pairwise_reduce): New function. Implement reduction using
6015 pairwise operations.
6016 (neon_expand_vector_init): New function. Expand a (possibly
6017 non-constant) vector initialization.
6018 (neon_vector_mem_operand): New function. Memory operands supported
6019 for quad-word loads/stores to/from ARM or NEON registers. Don't
6020 allow base+offset addressing for core regs.
6021 (neon_struct_mem_operand): New function. Valid mems for NEON
6023 (coproc_secondary_reload_class): Enable NEON registers to be loaded
6024 from neon_vector_mem_operand addresses without a secondary register.
6025 (add_minipool_forward_ref): Handle >8-byte minipool entries.
6026 (add_minipool_backward_ref): Likewise.
6027 (dump_minipool): Likewise.
6028 (push_minipool_fix): Likewise.
6029 (output_move_quad): New function. Output quad-word moves, loads and
6030 stores using ARM registers.
6031 (output_move_vfp): Add support for vectors in VFP (NEON) D
6033 (output_move_neon): Output a NEON load/store to/from a quadword
6035 (arm_print_operand): Implement new codes:
6036 - 'c' for unadorned integers (without a # sign).
6037 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
6039 - 'e', 'f' for the low and high D parts of a NEON Q register.
6040 - 'q' outputs a NEON Q register.
6041 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
6042 - 'T' prints NEON opcode features from a coded bitmask.
6043 - 'F' is similar to T, but signed/unsigned codes both print as
6045 - 't' is similar to T, but 'u' is printed instead of 'p'.
6046 - 'O' prints 'r' if NEON instruction should perform rounding (as
6047 specified by bitmask), else prints nothing.
6048 - '#' is a punctuation character to stop operand numbers from
6049 running together with following digits in the assembler
6050 strings for instructions (when using mode attributes).
6051 (arm_assemble_integer): Handle extra NEON vector modes. Permute
6052 constant vectors in big-endian mode, where necessary.
6053 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
6054 Handle EI, OI, CI, XI modes.
6055 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
6056 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
6057 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
6058 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
6059 (neon_builtin_type_bits): Add enumeration, one bit for each vector
6061 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
6062 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
6063 to turn v8qi, etc. into bits defined above.
6064 (neon_itype): New enumeration. Classifications of NEON builtins.
6065 (neon_builtin_datum): Define struct. Contains information about
6066 a single builtin (with multiple modes).
6067 (CF): Define helper macro for...
6068 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
6070 (neon_builtin_data): New array. Define information about builtins
6071 for use during initialization/expansion.
6072 (arm_init_neon_builtins): New function.
6073 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
6075 (neon_builtin_compare): New function.
6076 (locate_neon_builtin_icode): New function. Find an insn code for a
6077 builtin given a function code for that builtin. Also return type of
6078 builtin (NEON_BINOP, NEON_UNOP etc.).
6079 (builtin_arg): New enumeration. Types of arguments for builtins.
6080 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
6081 Takes a variable argument list of builtin_arg types, terminated by
6083 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
6084 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
6085 (neon_emit_pair_result_insn): New function. Support returning pairs
6086 of vectors via a pointer.
6087 (neon_disambiguate_copy): New function. Set up operands for a
6088 multi-word copy such that registers do not get clobbered.
6089 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
6090 ARM_BUILTIN_NEON_BASE.
6091 (arm_file_start): Set float-abi attribute for NEON.
6092 (arm_vector_mode_supported_p): Enable NEON vector modes.
6093 (arm_mangle_map_entry): New.
6094 (arm_mangle_map): New.
6095 (arm_mangle_vector_type): New.
6096 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
6098 (TARGET_NEON): New macro. Target supports NEON.
6099 (fputype): Add FPUTYPE_NEON.
6100 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
6101 for vectorization based on command-line arg.
6102 (NEON_REGNO_OK_FOR_NREGS): Define.
6103 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
6104 (VALID_NEON_STRUCT_MODE): Define.
6105 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
6106 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
6107 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
6108 (consttable_16): Add pattern for outputting 16-byte minipool
6110 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
6112 (vec-common.md, neon.md): Include md files.
6113 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
6114 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
6115 (memory_constraint "Ut", "Un", "Us"): Define.
6116 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
6117 (MMX_char): New mode attribute.
6118 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
6119 (*add<mode>3_iwmmxt): New insn pattern.
6120 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
6121 (*sub<mode>3_iwmmxt): New insn pattern.
6122 (mulv4hi3): Rename to...
6123 (*mulv4hi3_iwmmxt): This.
6124 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
6125 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
6126 (uminv4hi3, uminv2si3): Remove. Replace with...
6127 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
6128 (*umin<mode>3_iwmmxt): These.
6129 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
6130 (ashr<mode>3_iwmmxt): This new pattern.
6131 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
6132 (lshr<mode>3_iwmmxt): This new pattern.
6133 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
6134 (ashl<mode>3_iwmmxt): This new pattern.
6135 * config/arm/neon-docgen.ml: New file. Generate documentation for
6137 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
6138 * config/arm/arm_neon.h: New (autogenerated).
6139 * config/arm/neon-testgen.ml: New file. Generate NEON tests
6141 * config/arm/neon.md: New file. Define NEON instructions.
6142 * config/arm/neon.ml: New file. Abstract description of NEON
6143 instructions, used to generate arm_neon.h header, documentation and
6145 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
6146 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
6148 * doc/extend.texi (ARM Built-in Functions): Rename and remove
6150 (ARM NEON Intrinsics): New subsection.
6151 * doc/arm-neon-intrinsics.texi: New (autogenerated).
6153 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
6155 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
6158 2007-07-24 Jan Hubicka <jh@suse.cz>
6160 * regclass.c (move_table): New type.
6161 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
6162 (init_move_cost): Break out from ...
6163 (init_reg_sets_1): ... here; simplify computation of
6164 have_regs-of_mode and contains_reg_of_mode.
6165 (record_reg_classes): Unswitch internal loops.
6166 (copy_cost): Trigger lazy initialization of move cost
6167 (record_address_regs): Likewise.
6169 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
6171 * config/darwin.c (darwin_override_options): Don't force on
6172 flag_var_tracking_uninit when no debug info is requested.
6174 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6176 * cfgloop.c (init_loops_structure): New function.
6177 (flow_loops_find): Create root of the loop tree unconditionally.
6179 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
6181 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
6183 2007-07-24 Jan Hubicka <jh@suse.cz>
6185 * caller-save.c: Include ggc.h, gt-caller-save.h
6186 (reg_save_code, reg_restore_code): Rename to ...
6187 (cached_reg_save_code, cached_reg_restore_code): ... those.
6188 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
6189 (reg_save_code, reg_restore_code): New functions.
6190 (init_caller_save): Do not intialize
6191 reg_save_code/reg_restore_code tables.
6192 * Makefile.in: (gt-caller-save.h): New.
6194 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6196 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
6197 with the mode of the original operand instead of
6200 2007-07-23 Jan Hubicka <jH@suse.cz>
6202 * i386.c (ix86_secondary_memory_needed): Break out to...
6203 (inline_secondary_memory_needed): ... here.
6204 (ix86_memory_move_cost): Break out to ...
6205 (inline_memory_move_cost): ... here; add support for IN value of 2 for
6206 maximum of input and output; fix handling of Q_REGS on 64bit.
6207 (ix86_secondary_memory_needed): Microoptimize.
6209 2007-07-23 Sebastian Pop <sebpop@gmail.com>
6211 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
6212 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
6213 stmts_from_loop, known_dependences_p, build_rdg): New.
6214 * tree-data-ref.h: Depends on graphds.h.
6215 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
6216 (build_rdg): Declared.
6217 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
6219 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
6221 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
6224 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
6225 Jakub Jelinek <jakub@redhat.com>
6227 PR middle-end/PR28690
6228 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
6230 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
6231 and MEM_POINTER operands over REG and MEM operands.
6232 (swap_commutative_operands_p): Change return value to bool.
6233 * rtl.h: Update the corresponding prototype.
6234 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
6235 instead of gen_rtx_PLUS.
6236 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
6237 value to bool. Change function arguments to rtx's and update code
6239 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
6240 calls to match the new declaration.
6241 * simplify-rtx.c (simplify_associative_operation): Don't
6242 reorder simplify_binary_operation arguments.
6244 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6246 * config/mips/mips.c (override_options): Use mips_costs to derive
6247 the default branch cost.
6248 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
6250 * config/mips/mips.opt (mbranch-cost=): New option.
6251 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
6253 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6255 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
6256 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
6257 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
6258 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
6260 2007-07-23 Richard Sandiford <richard@codesourcery.com>
6262 * config/mips/constraints.md (ks): New constraint.
6263 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
6264 (*add<mode>3_mips16): ...here.
6266 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
6268 * optabs.h (enum optab_index): Add new OTI_signbit.
6269 (signbit_optab): Define corresponding macro.
6270 (enum insn_code signbit_optab[]): Remove array.
6271 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
6272 (expand_copysign_absneg): If back end provides signbit insn, use it
6273 instead of bit operations on floating point argument.
6274 * builtins.c (enum insn_code signbit_optab[]): Remove array.
6275 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
6276 for availability of signbit insn.
6278 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
6279 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
6280 SSE mode is not active.
6281 (isinf<mode>2): Disable for mfpmath=sse,387.
6283 2007-07-22 Ben Elliston <bje@au.ibm.com>
6285 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
6287 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
6289 2007-07-20 Richard Guenther <rguenther@suse.de>
6291 * tree-cfg.c (verify_expr): COND_EXPRs can have any
6292 integral typed condition.
6293 * tree-ssa.c (useless_type_conversion_p): Do not preserve
6294 booleanness. Only preserve conversions from a non-base
6295 type to a base type, not in general between types with
6296 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
6297 * tree.def (COND_EXPR): Document that the condition
6298 can be of any integral type.
6300 2007-07-20 Nigel Stephens <nigel@mips.com>
6301 Richard Sandiford <richard@codesourcery.com>
6303 * config/mips/mips.h (mips_dwarf_regno): Declare.
6304 (DBX_REGISTER_NUMBER): Remove redundant brackets.
6305 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
6306 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
6307 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
6308 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6309 (REG_CLASS_NAMES): Update accordingly.
6310 * config/mips/mips.c (mips_dwarf_regno): New array.
6311 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
6312 (mips_subword): Remove special handling for accumulator registers.
6313 (override_options): Initiailize mips_dwarf_regno. Remove use
6315 (mips_swap_registers): New function.
6316 (mips_conditional_register_usage): Swap accumulator registers
6317 around if TARGET_LITTLE_ENDIAN.
6318 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
6319 * config/mips/constraints.md (h, l): Use the endianness to choose
6320 between MD0_REG and MD1_REG.
6321 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
6322 alternative-dependent template.
6324 2007-07-20 Richard Sandiford <richard@codesourcery.com>
6326 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
6329 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6331 * function.c (thread_prologue_and_epilogue_insns): Fix exit
6332 predecessor fallthru flags.
6334 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6336 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
6337 of compare to the same type.
6338 * cfgloopmanip.c (add_loop): Update information about loop exits.
6339 (loop_version): Remove the innermost loop requirement.
6340 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
6341 to sizetype for pointers.
6343 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
6345 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
6346 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
6347 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
6349 * config/dfp-bit.c: Empty for TFmode conversions.
6351 2007-07-18 Caroline Tice <ctice@apple.com>
6353 * var-tracking.c (find_src_status): Check for COND_EXEC insns
6354 and handle them correctly; check that src is not NULL before
6356 (find_src_set_src): Likewise.
6358 2007-07-18 Bob Wilson <bob.wilson@acm.org>
6360 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
6361 (struct alignment_context, init_alignment_context): New.
6362 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
6363 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
6364 (XCHAL_HAVE_S32C1I): Likewise.
6365 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
6366 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
6367 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
6368 (ATOMIC, HQI): New macros.
6369 (memory_barrier, *memory_barrier): New.
6370 (sync_lock_releasesi): New.
6371 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
6372 (sync_lock_test_and_set<mode>): New.
6373 (sync_<atomic><mode>): New.
6374 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
6375 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
6376 (xtensa_expand_atomic): New.
6378 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6382 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
6383 transformation for builtin ISNORMAL.
6384 (expand_builtin): Handle BUILT_IN_ISNORMAL.
6385 * builtins.def (BUILT_IN_ISNORMAL): New.
6386 * doc/extend.texi: Document isnormal.
6388 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6392 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
6393 optabs infrastructure. Provide generic implementation for
6395 (expand_builtin): Handle FINITE/ISFINITE.
6396 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
6397 (fold_builtin_1): Likewise.
6399 * builtins.def (BUILT_IN_ISFINITE): New.
6401 * doc/extend.texi: Document isfinite.
6403 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6408 * builtins.c (expand_builtin_interclass_mathfn): Provide a
6409 generic fallback for isinf.
6410 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
6411 calculation code ...
6412 * real.c (get_max_float): ... to here.
6413 * real.h (get_max_float): New.
6415 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6419 * builtin-attrs.def (ATTR_TYPEGENERIC,
6420 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
6422 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
6423 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
6424 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
6425 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
6427 * c-common.c (handle_type_generic_attribute): New.
6428 (c_common_attribute_table): Add "type generic".
6430 * c-typeck.c (convert_arguments): Handle "type generic" functions.
6432 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
6434 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
6435 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
6438 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
6441 * config/cris/cris.c (cris_print_index): Don't use XEXP before
6442 checking that the operand is an expression.
6444 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
6445 Danny Smith <dannysmith@users.sourceforge.net>
6448 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
6449 file mapping object in local namespace if Windows version later
6452 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6454 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
6455 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
6456 arm_cannot_force_const_mem.
6457 (arm_cannot_force_const_mem): New function.
6458 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
6459 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
6460 of arm_tls_referenced_p.
6461 * config/arm/arm.md (movsi): Split out-of-section constants when
6462 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
6463 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6465 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6467 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
6469 2007-07-18 Richard Sandiford <richard@codesourcery.com>
6471 * config/mips/mips.md (*extendqihi2): Convert the destination
6474 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6476 * config/pa/fptr.c: Update license header.
6477 * config/pa/milli64.S: Likewise.
6479 2007-07-17 Nick Clifton <nickc@redhat.com>
6481 * COPYING_v3: New file. Contains version 3 of the GNU General
6483 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
6484 Lesser General Public License.
6485 * doc/include/gpl_v3.texi: New file. Contains version 3 of
6486 the GNU General Public License.
6488 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
6490 PR rtl-optimization/32773
6491 * cfglayout.c (force_one_exit_fallthru): New function.
6492 (cfg_layout_finalize): Use it.
6494 2007-07-16 Richard Guenther <rguenther@suse.de>
6495 Uros Bizjak <ubizjak@gmail.com>
6497 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
6498 before forcing it to gimple operand.
6500 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6501 David Ung <davidu@mips.com>
6503 * config/mips/mips.h (TUNE_24K): Define.
6504 (TUNE_MACC_CHAINS): Add TUNE_24K.
6505 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
6507 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
6508 (r74k_int_madd): .. this new reservation.
6509 (define_bypass): Fixed bypasses for r74k_int_madd to use
6511 * config/mips/24k.md (define_bypass): Define new
6512 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
6514 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
6515 Nigel Stephens <nigel@mips.com>
6517 * config/mips/mips.md: Include 20kc.md.
6518 * config/mips/20kc.md: New file.
6519 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
6520 (mips_adjust_cost): Tweak for 20Kc.
6521 (mips_issue_rate): Likewise.
6522 * config/mips/mips.h (TUNE_20KC): Define.
6524 2007-07-16 David Edelsohn <edelsohn@gnu.og>
6526 * config/rs6000/rs6000.c (struct processor_cost): Add
6527 cache_line_size, l1_cache_lines, and simultaneous_prefetches
6529 (*_cost): Add cache information.
6530 (rs6000_override_options): Set cache parameters.
6532 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6535 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
6536 * doc/install.texi (mips-sgi-irix6): pthread support works now.
6538 2007-07-16 Paul Brook <paul@codesourcery.com>
6541 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
6542 (cirrus_thumb2_movsi_insn): Ditto.
6544 2007-07-15 Geoffrey Keating <geoffk@apple.com>
6546 * config/rs6000/darwin-fallback.c (interpret_libc): Change
6549 2007-07-15 Andrew Haley <aph@redhat.com>
6551 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
6552 before looking in the context.
6554 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6558 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
6559 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
6560 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
6561 (pa_output_function_prologue): Use rp_saved and
6562 current_function_is_leaf to generate .CALLINFO statement.
6563 (hppa_expand_prologue): Set rp_saved.
6564 (hppa_expand_epilogue): Use rp_saved.
6565 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
6566 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
6568 2007-07-14 Dirk Mueller <dmueller@suse.de>
6570 * omega.c (coalesce): Fix memory leak on early exit.
6571 * matrix-reorg.c (check_allocation_function): Likewise.
6572 * tree-vect-transform.c (vect_get_new_vect_var): free result
6574 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6575 pass pointer to edge vector
6576 (partition_hot_cold_basic_blocks): Fix memory leak.
6577 * collect2.c (prefix_from_string): Free temporary storage.
6578 * reload1.c (fixup_abnormal_edges): Free sbitmap.
6580 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
6582 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
6583 (DO_GLOBAL_DTORS_BODY): Likewise.
6585 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
6586 Nigel Stephens <nigel@mips.com>
6588 * config/mips/mips.c (mips_classify_symbol): Don't return
6589 SYMBOL_SMALL_DATA for constant pool addresses if
6590 TARGET_EMBEDDED_DATA is true.
6592 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
6594 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
6595 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
6596 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
6597 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
6598 __builtin_ia32_storehps, __builtin_ia32_storelps,
6599 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
6600 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
6601 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
6602 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
6603 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
6604 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
6605 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
6606 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
6607 using def_builtin_const.
6609 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
6611 PR tree-optimization/32705
6612 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
6613 (simplify_binary_expression): Use SSA_VAL consistently.
6615 2007-07-13 David Edelsohn <edelsohn@gnu.org>
6617 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
6618 (SPEFSCR_REGNO): Delete definition.
6619 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
6620 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6621 * config/rs6000/rs6000.h: Do not define *_REGNO.
6622 LINK_REGISTER_REGNUM -> LR_REGNO.
6623 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6624 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
6625 COUNT_REGISTER_REGNUM -> CTR_REGNO.
6626 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
6627 R_VRSAVE, R_VSCR. Use them.
6628 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
6629 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
6630 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
6631 * config/rs6000/aix.h: Define R_LR. Use it.
6633 2007-07-13 Caroline Tice <ctice@apple.com>
6635 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
6636 flag_var_tracking is explicitly turned off (i.e. when variable
6637 tracking is not feasible); otherwise, turn flag_var_tracking on when
6638 flag_var_tracking_uninit is on.
6639 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
6640 note definitions, to allow recording of initialization status in the
6642 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
6643 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
6644 determine if two note locations are equal.
6645 (output_loc_list): Don't output list entries whose start & end labels
6647 (reg_loc_descriptor): Add parameter for initialization status; pass it
6648 to other loc descriptor functions.
6649 (one_reg_loc_descriptor): Add parameter for initialization status;
6650 check its value and add DW_OP_GNU_uninit to returned loc descr if
6652 (multiple_reg_loc_descriptor): Add parameter for initialization
6654 pass init status argument to other loc descriptor functions; check
6655 value of intialization parameter and add DW_OP_GNU_uninit to returned
6656 loc descr if appropriate.
6657 (based_loc_descr): Add parameter for initialization status; add new
6658 variable for return value; check value of initialization parameter and
6659 add DW_OP_GNU_uninit to returned loc descr if appropriate.
6660 (concatn_mem_loc_descriptor): Add parameter for initialization status;
6661 pass init status argument to other loc descriptor functions; check
6662 value of intialization parameter and add DW_OP_GNU_uninit to returned
6663 loc descr if appropriate.
6664 (mem_loc_descriptor): Likewise.
6665 (concat_loc_descriptor): Likewise.
6666 (concatn_loc_descriptor): Likewise.
6667 (loc_descriptor): Add parameter for initialization status; pass it as
6668 argument to other loc descriptor function calls.
6669 (loc_descriptor_from_tree_1): Add appropriate initialization status
6670 to loc descriptor function calls.
6671 (add_location_or_const_value_attribute): Get initialization status
6672 from VAR_LOCATION note; add initialization status to loc descriptor
6674 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
6675 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
6676 status is uninitialized, add "[uninint]" to output.
6677 * common.opt (fvar-tracking-uninit): New option, similar to
6678 fvar-tracking, to turn on tracking of uninitialized variables; creates
6679 a new global flag, flag_var_tracking_uninit.
6680 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
6681 (enum var_init_status): New type, for var initialization status field.
6682 * var-tracking.c (struct location_chain_def): Two new fields, init,
6683 for initialization status, and set_src for the assignment value expr.
6684 (unshare_variable): New parameter for initialization status;
6685 initialize new init and set_src fields.
6686 (var_reg_set): New parameters for initialization status and value;
6687 pass them to set_variable_part.
6688 (var_mem_set): Likewise.
6689 (get_init_value): New function.
6690 (var_reg_delete_and_set): New initialization status & value
6691 parameters; add call to get_init_value if status is unknown; pass new
6692 parameters to clobber_variable_part and var_reg_set.
6693 (var_mem_delete_and_set): Likewise.
6694 (var_reg_delete): Pass null set_src value to clobber_variable_part.
6695 (var_mem_delete): Likewise.
6696 (variable_union): Pass status to unshare_variable; initialize new init
6697 and set_src fields. If flag_var_tracking_uninit is not set, force
6698 status to initialized.
6699 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
6700 used later to get the set_src value.
6701 (find_src_status): New function.
6702 (find_src_set_src): New function.
6703 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
6704 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
6705 MO_SET, get set_src value and pass it to var_reg_delete_and_set
6706 and var_mem_delete_and_set.
6707 (dump_variable): Print out "[uninit]" if appropriate.
6708 (set_variable_part): Add new initialization and set_src parameters;
6709 pass status to unshare_variable; set node->init and node- >set_src
6710 fields and modify slot in hash table appropriately; save the init and
6711 set_src values if appropriate and assign to the new node.
6712 (clobber_variable_part): New set_src parameter; if two nodes have
6713 same variable and same location but different set_src (assignment)
6714 values, clobber old node.
6715 (delete_variable_part): Pass init status to unshare_variable.
6716 (emit_note_insn_var_location): Add initialized var; assign var's init
6717 status to new 'initialized'; pass new init status field to calls to
6718 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
6719 status to initialized.
6720 (emit_notes_in_bb): Pass initialization status to calls to
6721 var_reg_set, var_mem_set, var_reg_delete_and_set and
6722 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
6723 var_reg_delete_and_set and var_mem_delete_and_set; call
6724 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
6725 make up for change in add_stores.
6726 (vt_add_function_parameters): Add status to calls to
6728 * config/darwin.c (darwin_override_options): Turn on uninitialized
6729 tracking automatically, if var_tracking is on and the system is
6732 2007-07-13 Sa Liu <saliu@de.ibm.com>
6734 * config.gcc: Add options for arch and tune on SPU.
6735 * config/spu/predicates.md: Add constant operands 0 and 1.
6736 * config/spu/spu-builtins.def: Add builtins for double precision
6737 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
6738 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
6740 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
6742 * config/spu/spu-protos.h: Add new function prototypes.
6743 * config/spu/spu.c (spu_override_options): Check options -march and
6745 (spu_comp_icode): Add comparison code for DFmode and vector mode.
6746 (spu_emit_branch_or_set): Use the new code for DFmode and vector
6748 (spu_const_from_int): New. Create a vector constant from 4 ints.
6749 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
6750 (spu_emit_vector_compare): New. Emit vector compare.
6751 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
6752 * config/spu/spu.h: Add options -march and -mtune. Define processor
6753 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
6754 CANONICALIZE_COMPARISON.
6755 * config/spu/spu.md: Add new insns for double precision compare
6756 and double precision vector compare. Add vcond and smax/smin patterns
6757 to enable DFmode vector conditional expression.
6758 * config/spu/spu.opt: Add options -march and -mtune.
6759 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
6760 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
6761 both CELL and CELLEDP targets: spu_testsv.
6762 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
6765 2007-07-13 Richard Guenther <rguenther@suse.de>
6767 PR tree-optimization/32721
6768 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
6769 TREE_THIS_VOLATILE on the folded reference.
6770 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
6771 if the array reference has TREE_THIS_VOLATILE set.
6773 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
6776 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
6778 2007-07-13 Andreas Schwab <schwab@suse.de>
6780 * gengtype-lex.l: Allow declarations to be indented.
6782 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6784 * ginclude/tgmath.h: New.
6785 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
6786 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
6787 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
6788 * configure: Regenerate.
6790 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6792 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
6793 correct index when setting register save state for xd
6796 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
6798 * config/sh/sh.c (mark_use): Remove.
6800 2007-07-12 Paul Brook <paul@codesourcery.com>
6802 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
6803 reg does not overlap return value.
6805 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
6807 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
6808 (set_expression_vuses): Ditto.
6809 (init_pre): Initialize expression_vuses.
6811 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6813 * config/i386/sse.md (storentdf, storentsf): New.
6815 2007-07-12 Geoffrey Keating <geoffk@apple.com>
6817 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
6819 * tree.c (build_decl_stat): Move code from here...
6820 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
6821 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
6822 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
6823 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
6824 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
6827 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6828 Devang Patel <dpatel@apple.com>
6830 PR tree-optimization/25413
6831 * targhooks.c (default_builtin_vector_alignment_reachable): New.
6832 * targhooks.h (default_builtin_vector_alignment_reachable): New.
6833 * tree.h (contains_packed_reference): New.
6834 * expr.c (contains_packed_reference): New.
6835 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
6836 (vect_enhance_data_refs_alignment): Call
6837 vector_alignment_reachable_p.
6838 * target.h (vector_alignment_reachable): New builtin.
6839 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
6840 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
6841 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
6843 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
6845 * target.h (builtin_vectorization_cost): Add new target builtin.
6846 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
6847 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
6848 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
6849 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
6850 uninitialized variables.
6851 * tree-vect-transform.c (cost_for_stmt): New function.
6852 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
6853 using cost 1 for all scalar stmts. Be less conservative when
6854 estimating the number of prologue/epulogue iterations. Call
6855 targetm.vectorize.builtin_vectorization_cost. Return
6856 min_profitable_iters-1.
6857 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
6858 initialization cost instead of TARG_VEC_STMT_COST. Use
6859 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
6860 epilogue code. Fix epilogue cost computation.
6861 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
6862 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
6863 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
6864 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
6865 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
6866 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
6868 2007-07-12 Richard Guenther <rguenther@suse.de>
6870 * gimplify.c (gimplify_conversion): Make sure that the result
6871 from maybe_fold_offset_to_reference is trivially convertible
6872 to the desired type before doing the simplification.
6873 (gimplify_expr): Likewise.
6874 * fold-const.c (fold_binary): Use the correct types for
6875 building the simplified expression.
6877 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6879 PR rtl-optimization/32729
6880 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
6881 that fallthru to exit.
6883 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
6885 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
6886 (symDTPOFF2reg): Likewise.
6888 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
6890 PR tree-optimization/32663
6892 * tree.h (VALUE_HANDLE_VUSES): Remove.
6893 (struct tree_value_handle): Remove vuses.
6895 * tree-vn.c (create_value_handle_for_expr): Don't set
6898 * tree-ssa-pre.c (expression_vuses): New.
6899 (alloc_expression_id): Set up expression_vuses.
6900 (get_expression_vuses): New.
6901 (set_expression_vuses): Ditto.
6902 (clear_expression_ids): Modify for expression_vuses.
6903 (phi_translate_1): Ditto.
6904 (phi_translate_set): Ditto.
6905 (value_dies_in_block_x): Ditto
6906 (valid_in_sets): Ditto.
6907 (add_to_sets): Ditto.
6908 (find_existing_value_expr): Ditto.
6909 (create_value_handle_for_expr): Ditto.
6910 (make_values_for_stmt): Ditto.
6911 (vuse_equiv): Remove.
6913 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
6915 * Makefile.in (mostlyclean): Remove object files.
6917 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6919 * toplev.c (no_new_pseudos): Deleted.
6920 * rtl.h (no_new_pseudos): Deleted.
6921 * tree-pass.h (pass_no_new_pseudos): Deleted.
6922 * passes.c (pass_no_new_pseudos): Deleted.
6923 * final.c (rest_of_clean_state): Removed no_new_pseudos.
6924 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
6925 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
6927 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
6928 * rtlhooks.c (gen_lowpart_general): Ditto.
6929 * optabs.c (prepare_operand): Ditto.
6930 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
6932 * modulo-sched.c (rest_of_handle_sms): Ditto.
6933 * see.c (rest_of_handle_see): Ditto.
6934 * ifcvt.c (if_convert): Ditto.
6935 (gate_handle_if_after_combine): Replaced no_new_pseudos with
6937 * init-regs.c (gate_initialize_regs): Deleted set of
6939 * lower-subreg.c (decompose_multiword_subregs): Ditto.
6940 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
6941 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
6943 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
6946 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
6947 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
6948 (*vec_extractv2di_1_rex64): New insn pattern.
6950 2007-07-11 David Daney <ddaney@avtrex.com>
6952 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
6953 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
6954 for SIGNAL_UNWIND_RETURN_COLUMN.
6955 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
6956 (DWARF_FRAME_REGNUM): Rewrite.
6957 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
6959 2007-07-11 Nick Clifton <nickc@redhat.com>
6961 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
6962 delta and use gen_int_mode in place of GET_INT instead.
6964 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
6966 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
6969 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
6971 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
6972 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
6974 * params.h (VERIFY_CANONICAL_TYPES): Remove.
6975 (USE_CANONICAL_TYPES): New.
6976 * doc/invoke.texi (verify-canonical-types): Remove.
6977 (use-canonical-types): Add.
6979 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
6981 * config/spu/spu.c (spu_optimization_options): Remove setting of
6982 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
6983 (spu_override_options): Move it here.
6985 2007-07-11 Richard Sandiford <richard@codesourcery.com>
6987 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
6988 * config/mips/mips.c (mips_cpu_info_table): Mention
6989 MIPS_ISA_LEVEL_SPEC in the comment.
6991 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
6993 PR tree-optimization/32713
6994 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
6996 2007-07-11 Paolo Carlini <pcarlini@suse.de>
6999 * c-opts.c (c_common_post_options): Do not change flag_complex_method
7000 conditional to flag_isoc99.
7001 (c_common_init_options): Do it here, unconditionally.
7003 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
7005 PR tree-optimization/32589
7006 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
7007 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
7008 * tree-ssa-propagate.c (valid_gimple_expression_p): New
7009 predicate, extracted from...
7010 (set_rhs): ...here. Call it for the expression on entry.
7011 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
7012 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
7013 (simplify_binary_expression): Use valid_gimple_expression_p
7014 to validate the simplification.
7015 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
7017 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
7019 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
7020 DWARF2_DEBUG on 32 bit target too.
7021 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
7023 2007-07-11 Nick Clifton <nickc@redhat.com>
7025 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
7026 version for 64-bit hosts.
7028 2007-07-10 David Daney <ddaney@avtrex.com>
7030 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
7032 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
7034 * config/mips/mips.c (mips_expand_synci_loop): New function.
7035 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
7036 (UNSPEC_RDHWR): Same.
7037 (UNSPEC_SYNCI): Same.
7038 (UNSPEC_SYNC): Same.
7039 (clear_cache): New expand.
7043 (clear_hazard): Same.
7044 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
7046 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
7047 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
7049 2007-07-10 Ian Lance Taylor <iant@google.com>
7051 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
7054 2007-07-10 David Daney <ddaney@avtrex.com>
7056 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
7057 * builtins.c (expand_builtin___clear_cache): New function.
7058 (expand_builtin): Call expand_builtin___clear_cache for
7059 BUILT_IN_CLEAR_CACHE case.
7060 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
7061 * doc/md.texi (clear_cache): Document new instruction pattern.
7062 * testsuite/gcc.dg/builtins-64.c: New test.
7064 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
7066 * config/cris/cris.md ("movsi"): Fix typo in last change.
7068 2007-07-09 Geoffrey Keating <geoffk@apple.com>
7071 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
7073 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
7074 * varasm.c (assemble_start_function): Honor DECL_ALIGN
7075 for FUNCTION_DECLs. Don't use align_functions_log if
7077 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
7078 even for FUNCTION_DECLs.
7079 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
7081 * tree.h (DECL_ALIGN): Update for new location of 'align'.
7082 (DECL_FUNCTION_CODE): Update for new location and name of
7084 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
7085 (struct tree_decl_common): Move 'align' and 'off_align' out
7086 of union, ensure they're still on a 32-bit boundary. Remove
7087 other fields in union 'u1'.
7088 (struct tree_function_decl): Add field 'function_code' replacing
7089 'u1.f' in tree_decl_common.
7090 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
7091 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
7092 (Variable Attributes): Cross-reference 'aligned' attribute
7093 to Function Attributes.
7094 * flags.h (force_align_functions_log): Delete.
7095 * toplev.c (force_align_functions_log): Delete.
7097 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
7100 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
7101 (*vec_concatv2di_rex): New insn pattern.
7103 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7106 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
7108 2007-07-10 Ian Lance Taylor <iant@google.com>
7110 Replace no_new_pseudos in backends.
7111 * rtl.h (can_create_pseudo_p): Define.
7112 * config/darwin.c (machopic_indirect_data_reference): Use
7113 can_create_pseudo_p () instead of no_new_pseudos.
7114 (machopic_indirect_data_reference): Likewise.
7115 (machopic_legitimize_pic_address): Likewise.
7116 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
7117 (alpha_emit_set_const_1): Likewise.
7118 (alpha_emit_set_const): Likewise.
7119 (alpha_emit_conditional_move): Likewise.
7120 (alpha_split_conditional_move): Likewise.
7121 * config/alpha/alpha.md (various splitters): Likewise.
7123 * config/arm/arm.c (legitimize_pic_address): Likewise.
7124 (arm_load_pic_register): Likewise.
7125 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
7126 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
7127 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
7128 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
7129 * config/cris/cris.md (movsi): Likewise.
7130 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
7131 (symGOTOFF2reg_hilo): Likewise.
7132 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
7133 * config/h8300/h8300.md (insv, extzv): Likewise.
7134 * config/i386/i386.c (ix86_expand_move): Likewise.
7135 (ix86_expand_vector_move): Likewise.
7136 (ix86_prepare_fp_compare_args): Likewise.
7137 (ix86_expand_carry_flag_compare): Likewise.
7138 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
7139 (tls_dynamic_gnu2_combine_32): Likewise.
7140 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
7141 * config/ia64/ia64.c (ia64_expand_move): Likewise.
7142 (ia64_expand_movxf_movrf): Likewise.
7143 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
7144 (m32c_split_move): Likewise.
7145 (m32c_expand_insv): Likewise.
7146 * config/m68k/m68k.md (movsi): Likewise.
7147 * config/mips/mips.c (mips_force_temporary): Likewise.
7148 (mips_split_symbol): Likewise.
7149 (mips_move_integer): Likewise.
7150 (mips_legitimize_const_move): Likewise.
7151 * config/mn10300/mn10300.md (movsi): Likewise.
7152 * config/pa/pa.c (emit_move_sequence): Likewise.
7153 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7154 (rs6000_got_register): Likewise.
7155 (create_TOC_reference): Likewise.
7156 (rs6000_machopic_legitimize_pic_address): Likewise.
7157 * config/rs6000/rs6000.md (add<mode>3): Likewise.
7158 (various splitters): Likewise.
7159 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
7160 (movsi_got): Likewise.
7161 * config/s390/s390.c (emit_symbolic_move): Likewise.
7162 * config/s390/s390.md (movhi, movqi): Likewise.
7163 (load_multiple, store_multiple): Likewise.
7164 * config/score/score.c (score_force_temporary): Likewise.
7165 * config/sh/sh.c (prepare_move_operands): Likewise.
7166 (prepare_cbranch_operands): Likewise.
7167 (emit_fpu_switch): Likewise.
7168 (fpscr_set_from_mem): Likewise.
7169 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
7170 (adddi3, subsi3): Likewise.
7171 (various splitters): Likewise.
7172 (divsi_inv_fp_combine): Likewise.
7173 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
7174 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
7176 * config/sh/predicates.md (xor_operand): Likewise.
7177 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
7178 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
7179 (movdi_pic_label_ref): Likewise.
7180 * config/spu/spu.c (spu_split_immediate): Likewise.
7181 * config/alpha/alpha.md (various splitters): Remove test
7182 !no_new_pseudos || reload_completed.
7183 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
7185 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7186 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7187 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7188 * config/score/score.c (th_output_mi_thunk): Likewise.
7189 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7190 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7192 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
7194 PR rtl-optimization/32664
7195 * mode-switching.c (create_pre_exit): Skip barrier insns.
7197 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7199 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
7200 force_gimple_operand_bsi.
7201 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
7202 rewrite_use_compare): Ditto.
7203 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
7205 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
7206 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
7207 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
7208 * tree-profile.c (prepare_instrumented_value,
7209 tree_gen_interval_profiler, tree_gen_pow2_profiler,
7210 tree_gen_one_value_profiler, tree_gen_ic_profiler,
7211 tree_gen_ic_func_profiler, tree_gen_average_profiler,
7212 tree_gen_ior_profiler): Ditto.
7213 * tree-ssa-reassoc.c (negate_value): Ditto.
7214 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
7215 Use force_gimple_operand_bsi.
7216 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7217 * tree-if-conv.c (add_to_dst_predicate_list,
7218 find_phi_replacement_condition): Ditto.
7219 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
7220 Call mark_symbols_for_renaming for new statements.
7221 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
7223 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
7225 * cfghooks.c (remove_edge): New function.
7226 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
7228 * cfghooks.h (remove_edge): Declare.
7229 * cfg.c (remove_edge): Renamed to remove_edge_raw.
7230 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
7232 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
7234 * optabs.h: Added declaration for signbit_optab.
7235 * optabs.c: (init_optabs): Added initialization for signbit_optab.
7236 * genoptinit.c (optabs): Added entry for signbit insns.
7237 * builtins.c (expand_builtin_signbit): Added code to use a signbit
7239 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
7240 * config/s390/s390.md (signbit<mode>2): New expander.
7242 2007-07-09 Richard Guenther <rguenther@suse.de>
7245 * fold-const.c (fold_plusminus_mult_expr): Move constant
7246 arguments second to allow decomposing.
7248 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
7251 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7253 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7254 Disregard DECL_FROM_INLINE.
7256 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7259 * doc/invoke.texi: Add ftree-reassoc flag.
7260 * common.opt (ftree-reassoc): New flag.
7261 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
7262 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
7264 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
7266 PR tree-optimization/32681
7267 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
7268 saved in second_edge->aux when first_bb is a loop header.
7270 2007-07-09 Jan HUbicka <jh@suse.cz>
7272 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
7274 2007-07-09 Richard Guenther <rguenther@suse.de>
7276 * c-decl.c (start_function): Do not promote return type.
7278 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
7280 * function.c (do_warn_unused_parameter): Do not warn if
7281 TREE_NO_WARNING is set.
7283 2007-07-08 Andreas Schwab <schwab@suse.de>
7285 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
7287 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
7290 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7292 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7293 apply to assembly language, too.
7294 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7296 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
7298 Revert (note the sccvn portions are *not* reverted)
7299 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7301 Fix PR tree-optimization/23488
7303 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7305 * tree-flow-inline.h (get_value_handle): Ditto.
7306 * tree-ssa-pre.c (decl_vh_map): New.
7307 (decl_node_pool): New.
7308 (can_value_number_operation): Support DECL_P.
7309 (can_PRE_operation): Ditto.
7310 (create_expression_by_pieces): Ditto.
7311 (find_existing_value_expr): Modify to differnetiate between
7312 addressing and top level.
7313 (create_value_handle_for_expr): Handle DECL's.
7314 (poolify_tree): Ditto.
7315 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7316 (make_values_for_stmt): Handle DECL's properly.
7317 (init_pre): Reorg to not init useless things during FRE.
7319 * tree-flow.h: Include pointer-set.h.
7320 (decl_vh_map): Declare.
7321 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7323 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
7325 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
7326 the constraint description.
7327 * doc/md.texi: Update documentation of AVR constraints.
7329 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
7331 * auto-inc-dec.c, config/arm/arm.c,
7332 config/m32r/constraints.md, config/mips/mips.md,
7333 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
7334 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
7335 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
7336 typos. Follow spelling conventions.
7337 * doc/invoke.texi, doc/rtl.texi: Fix typos.
7339 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
7340 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
7342 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
7343 realloc_vuse): Remove.
7344 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
7347 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
7349 Fix PR tree-optimization/23488
7351 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
7352 (try_to_simplify): Ditto.
7354 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
7356 * tree-flow-inline.h (get_value_handle): Ditto.
7357 * tree-ssa-pre.c (decl_vh_map): New.
7358 (decl_node_pool): New.
7359 (can_value_number_operation): Support DECL_P.
7360 (can_PRE_operation): Ditto.
7361 (create_expression_by_pieces): Ditto.
7362 (find_existing_value_expr): Modify to differnetiate between
7363 addressing and top level.
7364 (create_value_handle_for_expr): Handle DECL's.
7365 (poolify_tree): Ditto.
7366 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
7367 (make_values_for_stmt): Handle DECL's properly.
7368 (init_pre): Reorg to not init useless things during FRE.
7370 * tree-flow.h: Include pointer-set.h.
7371 (decl_vh_map): Declare.
7372 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
7374 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
7376 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
7377 apply to assembly language, too.
7378 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
7380 2007-07-06 Ian Lance Taylor <iant@google.com>
7381 Zack Weinberg <zackw@panix.com>
7384 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
7386 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7388 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
7389 (prefetch): Likewise if "pref" would be used.
7391 2007-07-06 Josh Conner <jconner@apple.com>
7395 * calls.c (store_one_arg): Handle arguments which are partially
7396 on the stack when detecting argument overlap.
7398 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
7400 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
7401 chosen during find_reloads.
7403 2007-07-06 Richard Guenther <rguenther@suse.de>
7405 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
7406 TYPE_ARG_TYPES for verification of argument types. Use
7407 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
7408 parameters as variable arguments.
7410 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
7412 * libgcc2.h (word_type): Type definition removed.
7413 (cmp_return_type, shift_count_type): Type definitions added.
7414 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7415 replaced with shift_count_type.
7416 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7418 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
7419 changed from word_type to Wtype.
7420 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
7421 replaced with shift_count_type.
7422 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
7424 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
7425 and libgcc_shift_count attribute added.
7426 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
7427 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
7428 (TARGET_INITIALIZER): New target hooks added.
7429 * targhooks.c (default_libgcc_cmp_return_mode,
7430 default_libgcc_shift_count_mode): Default implementations for the new
7432 * targhooks.h (default_libgcc_cmp_return_mode,
7433 default_libgcc_shift_count_mode): Function prototypes added.
7434 * target.h (struct gcc_target): Fields for the new target hooks added.
7435 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
7437 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
7440 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
7441 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
7443 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
7444 s390_libgcc_shift_count_mode): Functions added.
7445 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
7446 Target hooks defined.
7448 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7450 * config/mips/mips.c (compute_frame_size): Restore the original
7451 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
7452 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
7453 Document why the difference is needed.
7455 2007-07-06 Richard Guenther <rguenther@suse.de>
7457 * c-common.c (boolean_increment): Use correctly typed
7460 2007-07-06 Richard Sandiford <richard@codesourcery.com>
7462 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
7463 the topmost argument register is not also included in the save mask.
7464 (mips16e_collect_argument_save_p): Take a pointer to the argument
7465 register, rather than a pointer to the number of arguments.
7466 (mips16e_collect_argument_saves): Only include argument saves
7467 that aren't in the register mask.
7469 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
7471 PR rtl-optimization/32450
7472 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
7473 to ensure that instructions are not moved into the prologue when
7474 profiling is on. Remove unused prologue_end variable.
7475 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
7476 as a scheduling barrier.
7478 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
7481 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7482 Disregard DECL_FROM_INLINE.
7484 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
7486 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
7487 IORing with a constant.
7489 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
7491 PR rtl-optimization/32475
7492 * df-scan.c (df_def_record_1): Add a use of the stack pointer
7493 for every definition of the stack pointer.
7495 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
7497 * arm.c (vfp3_const_double_index): Copy signed results of
7498 REAL_VALUE_TO_INT into unsigned vars.
7500 2007-07-05 Richard Guenther <rguenther@suse.de>
7503 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
7505 * tree-ssa.c (useless_type_conversion_p): Check canonical
7508 2007-07-05 Anatoly Sokolov <aesok@post.ru>
7510 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
7511 zero_extendhisi2): Change to define_insn_and_split.
7512 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
7514 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
7516 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
7517 pass_match_asm_constraints): New.
7518 * passes.c (init_optimization_passes): Add new pass.
7519 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
7520 * function.h (struct function): Add has_asm_statement bit.
7521 (current_function_has_asm_statement): New.
7522 * tree-pass.h (pass_match_asm_constraints): New.
7524 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
7526 * config/mips/mips.c (mips_file_start): Avoid declaration
7529 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7531 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
7533 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
7535 * rtl.def (NOTE): Change print format string to print
7536 operand 5 as a note insn name.
7538 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7539 David Ung <davidu@mips.com>
7541 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
7542 * doc/invoke.texi: (MIPS Options): Document them.
7544 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
7545 David Ung <davidu@mips.com>
7547 Add support for SmartMIPS ASE.
7549 * optabs.c (expand_binop_directly): New, broken out from...
7550 (expand_binop): Here. Make it try rotating in the other
7551 direction even when the second operand isn't constant.
7552 * config/mips/mips.md (*lwxs): New.
7553 * config/mips/mips.opt (msmartmips): New.
7554 * config/mips/mips.c (mips_lwxs_address_p): New.
7555 (mips_rtx_costs): Make it recognize scaled indexed addressing.
7556 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
7557 __mips_smartmips when compiling for TARGET_SMARTMIPS.
7558 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
7559 (ISA_HAS_LWXS): New.
7560 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
7561 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
7562 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
7563 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
7564 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
7565 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
7566 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
7568 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7570 * tree-vectorizer.c (new_loop_vec_info): Initialize
7571 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7572 * tree-vectorizer.h (_loop_vec_info): Added new filed
7573 min_profitable_iters.
7574 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
7575 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
7576 * tree-vect-analyze.c (vect_analyze_operations): Set
7577 LOOP_VINFO_COST_MODEL_MIN_ITERS.
7578 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
7579 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
7580 Fix calculation of peel_iters_prologue. Move consideration of epilogue
7581 and prologue cost to after they are computed.
7582 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
7584 (vect_model_simple_cost): Takes additional argument dt. Consider cost
7585 of creating vectors from scalars according to dt.
7586 (vect_model_store_cost): Likewise.
7587 (vectorizable_call): Use dt array instead of scalar dt. Call
7588 vect_model_simple_cost with additional argument dt.
7589 (vectorizable_assignment): Likewise.
7590 (vectorizable_operation): Likewise.
7591 (vectorizable_type_demotion): Likewise.
7592 (vectorizable_type_promotion): Likewise.
7593 (vectorizable_store): Use dt array instead of scalar dt. Call
7594 vect_model_store_cost with additional argument dt.
7595 (vect_do_peeling_for_loop_bound): Don't call
7596 vect_estimate_min_profitable_iters. Instead, lookup
7597 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
7598 "may not be profitable".
7600 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
7603 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
7604 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
7605 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
7606 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
7608 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
7610 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
7611 addressing modes cheaper.
7613 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
7615 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
7616 (dw_ranges_struct): Rename block_num to num. Adjust.
7617 (dw_ranges_by_label_struct): New.
7618 (ranges_by_label, ranges_by_label_allocated,
7619 ranges_by_label_in_use): New variables.
7620 (add_ranges_num): Factored most of the code out of...
7621 (add_ranges): ... this one. Rewrite in terms of the former.
7622 (add_ranges_by_labels): New.
7623 (output_ranges): Output by-label ranges.
7624 (dwarf2out_finish): Output range for multiple-section
7625 compile_unit. Output standard DW_AT_low_pc in addition to
7626 unexpected DW_AT_entry_pc.
7628 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
7630 PR tree-optimization/32604
7631 PR tree-optimization/32606
7633 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
7634 (compute_antic_safe): Removed.
7635 (ANTIC_SAFE_LOADS): Ditto.
7636 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
7637 (execute_pre): Don't call compute_antic_safe.
7638 (vuse_equiv): New function.
7639 (make_values_for_stmt): Use it
7640 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
7643 2007-07-04 Anatoly Sokolov <aesok@post.ru>
7646 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
7648 (avr_attribute_table): Make "naked" attribute apply to function types
7649 rather than to decls.
7650 (avr_handle_fntype_attribute): New function.
7652 2007-07-04 Joseph Myers <joseph@codesourcery.com>
7654 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
7657 2007-07-04 David Ung <davidu@mips.com>
7658 Joseph Myers <joseph@codesourcery.com>
7660 * config/mips/mips.md (type): Add logical, signext and move.
7661 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
7662 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
7663 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
7664 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
7665 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
7666 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
7667 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
7668 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
7669 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
7670 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
7671 movv2sf_hardfloat_64bit): Use the new types.
7672 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
7673 *movdf_softfloat, *movdf_mips16): Use "multi".
7674 (extendqihi2): Replace with a define_expand.
7675 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
7676 Based on extend<SHORT:mode><GPR:mode>2 patterns.
7677 * config/mips/74k.md (r74k_int_logical): New reservation and
7679 (r74k_int_arith): Remove "slt".
7680 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
7681 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
7682 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
7683 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
7684 reservations for "arith".
7686 2007-07-04 Richard Guenther <rguenther@suse.de>
7688 * tree-ssa.c (useless_type_conversion_p): Add handling for
7689 scalar float and vector types. Only call the types_compatible_p
7690 langhook for aggregate types as last resort. Follow the
7693 2007-07-04 Richard Guenther <rguenther@suse.de>
7695 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
7696 the same as NOP_EXPR.
7698 2007-07-04 Nick Clifton <nickc@redhat.com>
7700 * target.h (struct gcc_target): Add target_help field.
7701 * target-def.h (TARGET_HELP): New.
7702 (TARGET_INITIALIZER): Use TARGET_HELP.
7703 * opts.c (command_handle_option): Invoke target_help function, if
7704 defined, when the user has specified --target-help on the command
7706 * doc/invoke.texi: Mention that --target-help might print
7707 additional information.
7708 * doc/tm.texi: Document TARGET_HELP hook.
7710 * arm.c (TARGET_HELP): Override default definition.
7711 (arm_target_help): New - display a wrapped list of cores and
7712 architectures supported.
7714 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
7716 * config/v850/v850.c (expand_prologue): Make sure
7717 GEN_INT() argument is sign extended rather than zero extended.
7718 (expand_epilogue): Likewise.
7719 (output_move_double): Delete.
7720 * config/v850/v850-protos.h (output_move_double): Delete.
7721 * config/v850/v850.md (movdi): Delete.
7722 (*movdi_internal): Delete.
7724 (*movdf_internal): Delete.
7726 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7728 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
7729 unless compiling RTP PIC.
7731 2007-07-04 Richard Guenther <rguenther@suse.de>
7733 PR tree-optimization/32482
7734 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
7735 original ssa name if we didn't find a shift expression.
7736 Fix shift constant for bit zero test.
7738 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7740 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
7742 2007-07-04 Richard Sandiford <richard@codesourcery.com>
7744 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
7745 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
7746 * config/arm/vxworks.h (ASM_SPEC): Delete.
7747 (SUBTARGET_EXTRA_ASM_SPEC): Define.
7749 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7751 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
7752 (DDR_REVERSED_P): New.
7753 * tree-data-ref.c (initialize_data_dependence_relation,
7754 build_classic_dist_vector): Set DDR_REVERSED_P.
7756 2007-07-04 Sebastian Pop <sebpop@gmail.com>
7759 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
7760 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7761 init_omega_for_ddr_1): Use non conservative number of iterations
7763 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
7764 (analyze_siv_subscript): Remove FIXME and reinitialization of
7765 last_conflicts to chrec_dont_know.
7766 * testsuite/gfortran.dg/vect/pr32457.f90: New.
7768 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7770 * tree.c (maybe_canonicalize_argtypes): Improve description.
7772 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
7774 * tree.c (maybe_canonicalize_argtypes): New.
7775 (build_function_type): Set canonical type.
7776 (build_method_type_directly): Ditto.
7777 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
7780 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7782 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
7784 (rewrite_use_nonlinear_expr): Likewise.
7786 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
7788 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
7790 2007-07-04 Ben Elliston <bje@au.ibm.com>
7792 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
7795 * c-objc-common.c (c_types_compatible_p): Fix indentation.
7797 * doc/tm.texi (Run-time Target): Capitalise "CPU".
7798 (Exception Handling): Likewise.
7800 2007-07-03 Jan Hubicka <jh@suse.cz>
7802 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
7804 2007-07-03 Eric Christopher <echristo@apple.com>
7806 * doc/cppopts.texi: Add conflicting option note to -dM.
7807 * doc/invoke.texi: Add note about possible conflicts with
7808 -E for -dCHARS and note that -dM will not produce
7809 any results if there is no machine dependent reorg.
7811 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7813 * tree.h (DECL_ALIGN): Back out previous change.
7815 2007-07-03 Joseph Myers <joseph@codesourcery.com>
7817 * configure.ac: Test for .dtprelword support on MIPS.
7818 * configure, config.in: Regenerate.
7819 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
7820 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7822 2007-07-03 Julian Brown <julian@codesourcery.com>
7824 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
7825 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
7826 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
7827 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
7829 (all_fpus): Add FPUTYPE_VFP3.
7830 (fp_model_for_fpu): Add VFPv3 field.
7831 (arm_rtx_costs_1): Give cost to VFPv3 constants.
7832 (vfp3_const_double_index): New function. Return integer index of
7833 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
7835 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
7836 and argument represents a valid RTX for a VFPv3 constant.
7837 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
7839 (vfp_emit_fstmd): Similar, for fstmd.
7840 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
7841 constants, represented as integer indices.
7842 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
7843 VFP_REGNO_OK_FOR_DOUBLE macros.
7844 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
7845 (arm_file_start): Set float-abi attribute for VFPv3, and output
7846 correct ".fpu" assembler directive.
7847 (arm_dbx_register_numbering): Add FIXME.
7848 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
7849 (fputype): Add FPUTYPE_VFP3.
7850 (FIXED_REGISTERS): Add 32 registers for D16-D31.
7851 (CALL_USED_REGISTERS): Likewise.
7852 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
7853 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
7854 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
7855 (D7_VFP_REGNUM): New.
7856 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
7857 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
7858 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
7859 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
7860 (REG_ALLOC_ORDER): Adjust for VFPv3.
7861 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
7862 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
7863 VFP_LO_REGS, VFP_HI_REGS.
7864 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
7865 (IS_VFP_CLASS): Define macro.
7866 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
7868 (REGISTER_MOVE_COST): Likewise.
7869 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
7870 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
7871 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
7872 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
7873 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
7874 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
7875 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
7876 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
7877 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
7878 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
7879 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
7880 where appropriate for single-word registers.
7881 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
7882 As above. Fix type attributes.
7883 * config/arm/constraints.md (register_contraint "t"): Define.
7884 (register_constraint "w"): Change to D0-D15, or D0-D31 for
7886 (register_constraint "x"): Define.
7887 (constraint "Dv"): Define.
7889 2007-07-03 Geoffrey Keating <geoffk@apple.com>
7891 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
7893 2007-07-03 Tom Tromey <tromey@redhat.com>
7895 * c-parser.c (objc_pq_context): Removed.
7896 (objc_need_raw_identifier): Likewise.
7897 (c_parser) <objc_pq_context>: New field.
7898 <objc_need_raw_identifier>: Likewise.
7899 (OBJC_NEED_RAW_IDENTIFIER): Removed.
7900 (c_lex_one_token): Update.
7901 (c_parser_objc_protocol_definition): Update.
7902 (c_parser_objc_method_definition): Update.
7903 (c_parser_objc_methodproto): Update.
7904 (c_parser_declspecs): Update.
7906 2007-07-03 David Ung <davidu@mips.com>
7908 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
7910 2007-07-03 David Ung <davidu@mips.com>
7911 Richard Sandiford <richard@codesourcery.com>
7913 * doc/invoke.texi: Document -march=74kf3_2.
7914 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
7915 (TUNE_74K): Check for it.
7916 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
7917 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
7918 * config/mips/mips.md (cpu): Add 74kf3_2.
7919 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
7920 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
7921 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
7922 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
7923 74kf3_2 to the CPU list.
7924 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
7925 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
7926 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
7927 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
7928 (r74kf3_2_fxfer_from_c1): New insn reservations.
7930 2007-07-03 Richard Sandiford <richard@codesourcery.com>
7931 David Ung <davidu@mips.com>
7933 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
7934 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
7935 and 74k[fx]. Document aliases for the new options.
7936 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
7937 (PROCESSOR_24KF2_1): ...this.
7938 (PROCESSOR_24KX): Rename to...
7939 (PROCESSOR_24KF1_1): ...this.
7940 (PROCESSOR_74KF): Rename to...
7941 (PROCESSOR_74KF2_1): ...this.
7942 (PROCESSOR_74KX): Rename to...
7943 (PROCESSOR_74KF1_1): ...this.
7944 (TUNE_74K): Update PROCESSOR_* names.
7945 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
7946 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
7947 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
7948 (mips_rtx_cost_data): Update processor names in comments.
7949 (mips_issue_rate): Update PROCESSOR_* names.
7950 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
7951 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
7952 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
7953 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
7954 Update cpu attribute names.
7955 (r24k_fpu_iss): Rename this reservation to...
7956 (r24kf2_1_fpu_iss): ...this and update all uses.
7957 (r24kx_fpu_iss): Rename this reservation to...
7958 (r24kf1_1_fpu_iss): ...this and update all uses.
7959 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
7960 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
7961 Update cpu attribute names.
7963 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
7965 * config/m32r/constraints.md: New file.
7966 * config/m32r/m32r.c: Include tm-constrs.h.
7967 (small_data_operand): Use satisfies_constraint_* instead of macro.
7968 (addr24_operand, gen_compare): Likewise.
7969 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
7970 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
7971 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7972 EXTRA_CONSTRAINT): Likewise.
7973 * config/m32r/m32r.md: Include constraints.md.
7974 (*movsi_insn): Use satisfies_constraint_* instead of macro.
7975 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
7976 * config/m32r/predicates.md (conditional_move_operand): Likewise.
7977 (two_insn_const_operand, int8_operand, uint16_operand,
7978 reg_or_int16_operand, reg_or_uint16_operand,
7979 reg_or_cmp_int16_operand, cmp_int16_operand,
7980 seth_add3_operand): Likewise.
7982 2007-07-03 Eric Christopher <echristo@gmail.com>
7984 * libgcc2.h: Conditionally declare __bswapsi2 and
7987 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
7989 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
7992 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7995 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
7996 (__gthrw_pragma): Provide default definition.
7998 * gthr-posix.c (__gthrw_pragma): Define.
8000 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
8002 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
8003 before declaring inequality.
8005 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
8007 * combine.c (recog_for_combine): Log the success or failure of
8008 matching new insn patterns against the machine description in
8011 2007-07-03 Revital Eres <eres@il.ibm.com>
8013 * ddg.c (print_sccs): New function.
8014 (check_sccs): New function.
8015 (create_ddg_all_sccs): Use it.
8016 * ddg.h (print_sccs): Declare.
8017 * modulo-sched.c (sms_order_nodes): Call print_sccs.
8019 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
8021 * targhooks.h (default_mode_for_suffix): New function declaration.
8022 * targhooks.c (default_mode_for_suffix): New default target hook.
8023 * target.h (struct c): New structure in the targetm struct.
8024 (mode_for_suffix): New target hook as part of struct c.
8025 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
8026 default_mode_for_suffix.
8027 (TARGET_C): New define.
8028 * c-lex.c: Include "target.h".
8029 (interpret_float): Use targetm.c.mode_for_suffix to determine
8030 the mode for a given non-standard suffix.
8031 Makefile.in (c-lex.o): Depend on $(TARGET_H).
8033 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
8034 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
8036 * doc/extend.texi (Floating Types): New node. Document __float80 and
8037 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
8039 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8042 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
8043 predicate instead of target_operand.
8044 (divsi3_i1_media, divsi3_media_2): Likewise.
8046 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
8048 * tree.h (alias_sets_might_conflict_p): Rename into
8049 alias_sets_must_conflict_p.
8050 * alias.c (alias_sets_might_conflict_p): Likewise.
8051 (alias_sets_conflict_p): Use it.
8052 (objects_must_conflict_p): Likewise.
8053 * c-common.c (strict_aliasing_warning): Adjust.
8055 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
8057 * rtlhooks.c (gen_lowpart_if_possible): Check for
8058 invalid subreg before calling gen_lowpart_SUBREG.
8060 2007-07-02 Geoffrey Keating <geoffk@apple.com>
8062 * config/darwin9.h: Add copyright notice.
8063 (LINK_COMMAND_SPEC): Add comment.
8064 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
8065 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
8066 DARWIN_LIBSYSTEM_HAS_UNWIND.
8068 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8071 * omp-low.c (check_combined_parallel): New function.
8072 (lower_omp_parallel): Call it via walk_stmts, set
8073 OMP_PARALLEL_COMBINED if appropriate.
8074 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
8075 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
8076 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
8077 don't consider it as combined parallel.
8079 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8081 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
8082 (gcc_tooldir): Likewise.
8083 * configure: Regenerate.
8084 * Makefile.in (libsubdir_to_prefix): New variable, based on the
8085 old configure.ac gcc_tooldir setting.
8086 (prefix_to_exec_prefix): New variable.
8087 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
8088 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
8090 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
8092 Fix PR tree-optimization/32583
8093 Fix PR tree-optimization/32584
8094 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
8095 (phi_translate_set): Use phi_translate directly now.
8096 (make_values_for_stmt): Don't value number RHS if we already know
8099 2007-07-02 Steve Ellcey <sje@cup.hp.com>
8100 Jim Wilson <wilson@specifix.com>
8103 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
8106 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
8107 Richard Sandiford <richard@codesourcery.com>
8108 Nigel Stephens <nigel@mips.com>
8110 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
8111 (mips16e_output_save_restore): Declare.
8112 (mips16e_save_restore_pattern_p): Likewise.
8113 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
8114 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
8115 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
8116 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
8117 (BITSET_P): New global macro, extracted from...
8118 (mips_for_each_saved_reg): ...here.
8119 (mips16e_save_restore_info): New struct.
8120 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
8121 (mips16e_save_restore_regs): New variable.
8122 (mips_split_plus, mips16e_find_first_register): New functions.
8123 (mips16e_mask_registers): New function.
8124 (compute_frame_size): Expand the commentary before the function.
8125 Enforce the MIPS16e save and restore register range restrictions.
8126 Pad the general register save area at the low end.
8127 (mips16e_save_restore_reg, mips16e_build_save_restore)
8128 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
8129 (mips16e_output_save_restore, mips16e_collect_propagate_value)
8130 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
8132 (mips_expand_prologue, mips_expand_epilogue): Handle
8133 GENERATE_MIPS16E_SAVE_RESTORE.
8134 * config/mips/mips.md (*mips16e_save_restore): New pattern.
8136 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
8138 PR tree-optimization/31966
8139 PR tree-optimization/32533
8140 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
8141 "basic_block" description as its third argument. Update function
8142 calls to get destination bb from "edge" argument. Save "cond" into
8143 aux field of the edge. Update prototype for changed arguments.
8144 (if_convertible_loop_p): Clear aux field of incoming edges if bb
8146 (find_phi_replacement_condition): Operate on incoming edges, not
8147 on predecessor blocks. If there is a condition saved in the
8148 incoming edge aux field, AND it with incoming bb predicate.
8149 Return source bb of the first edge.
8150 (clean_predicate_lists): Clean aux field of outgoing node edges.
8151 (tree_if_conversion): Do not initialize cond variable. Move
8152 variable declaration into the loop.
8153 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
8154 initializations of new_stmt, arg0 and arg1 variables.
8156 2007-07-02 Jakub Jelinek <jakub@redhat.com>
8158 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
8159 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
8161 2007-07-02 Richard Guenther <rguenther@suse.de>
8163 * tree-ssa.c (useless_type_conversion_p): Document
8164 future intent as defining the middle-end type system.
8165 Re-structure to call langhook last, group by type class,
8166 mark questionable parts.
8168 2007-07-02 Richard Guenther <rguenther@suse.de>
8170 * tree-flow.h (types_compatible_p): Declare.
8171 * tree-ssa.c (types_compatible_p): New function.
8172 * ipa-type-escape.c (discover_unique_type): Use
8173 types_compatible_p instead of lang_hooks.types_compatible_p.
8174 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
8175 * tree-vn.c (expressions_equal_p): Likewise.
8176 * tree.c (fields_compatible_p): Likewise.
8177 * tree-ssa-dom.c (avail_expr_eq): Likewise.
8178 (cprop_operand): Use useless_type_conversion_p instead of
8179 lang_hooks.types_compatible_p.
8180 * tree-inline.c (setup_one_parameter): Likewise.
8181 (declare_return_variable): Likewise.
8182 * tree-nrv.c (tree_nrv): Likewise.
8183 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8184 (maybe_fold_offset_to_component_ref): Likewise.
8185 (maybe_fold_offset_to_reference): Likewise.
8186 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8187 (merge_alias_info): Likewise.
8188 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8189 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
8190 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
8191 * tree-tailcall.c (find_tail_calls): Likewise.
8192 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
8193 * gimplify.c (canonicalize_addr_expr): Likewise.
8194 (fold_indirect_ref_rhs): Likewise.
8195 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
8196 (cpt_same_type): Likewise.
8197 (check_pointer_types_r): Swap parameters to cpt_same_type
8199 * fold-const.c (fold_convert): Revert fix for PR15988.
8200 * tree-inline.c (setup_one_parameter): Instead fix it here by
8201 using fold_build1 instead of fold_convert and checking for
8202 error_mark_node. Convert only if the conversion is necessary.
8204 2007-07-02 Joseph Myers <joseph@codesourcery.com>
8206 * configure.ac: Check for .gnu_attribute on Power.
8207 * configure: Regenerate.
8208 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
8209 attribute for floating-point ABI.
8211 2007-07-02 Ira Rosen <irar@il.ibm.com>
8213 PR tree-optimization/32230
8214 PR tree-optimization/32477
8215 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
8216 address is a constant.
8218 2007-07-02 Richard Sandiford <richard@codesourcery.com>
8220 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
8221 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
8222 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
8223 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
8224 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
8225 64-bit targets. Add support for *-elfoabi*.
8226 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
8227 different settings if $(tm_defines) does not select the EABI.
8228 (MULTILIB_EXCLUSIONS): Define in those circumstances.
8229 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
8230 (MIPS_ARCH_OPTION_SPEC): Likewise.
8231 (MIPS_ISA_LEVEL_SPEC): Likewise.
8232 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
8233 * config/mips/elfoabi.h: New file.
8235 2007-07-02 Richard Guenther <rguenther@suse.de>
8237 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
8238 (useless_type_conversion_p): ... this.
8239 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
8240 (useless_type_conversion_p): ... this.
8241 * builtins.c (fold_builtin_memory_op): Rename
8242 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
8243 * tree-cfg.c (verify_expr): Likewise.
8244 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
8245 * tree-ssa-ccp.c (ccp_fold): Likewise.
8246 * tree-ssa-copy.c (may_propagate_copy): Likewise.
8247 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
8248 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
8249 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
8250 * tree-ssa-pre.c (eliminate): Likewise.
8251 * tree-ssa.c (delete_tree_ssa): Likewise.
8252 (tree_ssa_useless_type_conversion): Likewise.
8253 * tree.c (build2_stat): Likewise.
8255 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8257 Fix PR tree-optimization/32571
8258 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
8261 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
8263 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
8264 and other expected operations explicitly, change default to
8267 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8269 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
8271 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
8272 (tls_load_dot_plus_eight): Move the label number into the unspec.
8273 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
8275 2007-07-01 Andreas Schwab <schwab@suse.de>
8277 * dwarf2out.c (initial_return_save): Define only if used.
8279 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
8281 Unreverting Richard's Revert of:
8283 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8285 * dce.c (deletable_insn_p_1): New function, split out from...
8286 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8287 specially, not those inside PARALLELs. Remove BODY argument
8288 and adjust recursive call accordingly.
8289 (prescan_insns_for_dce): Update call to delete_insn_p.
8291 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
8292 Revital Eres <eres@il.ibm.com>
8294 * ddg.c (create_ddg_all_sccs): Fix missed
8295 initialization of scc_nodes.
8297 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
8300 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
8301 X + ~X to 1 only for INTEGRAL_TYPE_P type.
8303 2007-06-30 Joseph Myers <joseph@codesourcery.com>
8305 * configure.ac: Check for .gnu_attribute on MIPS.
8306 * configure, config.in: Regenerate.
8307 * config/mips/mips.c (mips_file_start): If supported, output
8308 attribute for floating-point ABI.
8310 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
8313 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
8314 (ffs_cmove): New expander to expand using ctz pattern.
8315 (*ffs_cmove): Remove pattern.
8316 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
8317 (ffsdi2): Expand using ctz pattern.
8318 (*ffs_rex64): Remove pattern.
8320 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8322 PR rtl-optimization/32296
8323 * pa.md (return): Delete pattern.
8324 (return_internal): Remove "(const_int 1)" from pattern.
8325 (epilogue): Use return_internal pattern for trivial returns.
8326 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
8327 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
8329 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8331 * tree-ssa-pre.c (is_exception_related): New function
8332 (can_value_number_operation): Use it.
8334 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
8336 Fix PR tree-optimization/32540
8337 Fix PR tree-optimization/31651
8339 * tree-ssa-sccvn.c: New file.
8341 * tree-ssa-sccvn.h: Ditto.
8343 * tree-vn.c: Include tree-ssa-sccvn.h
8344 (val_expr_paid_d): Removed.
8345 (value_table): Ditto.
8346 (vn_compute): Ditto.
8347 (val_expr_pair_hash): Ditto.
8348 (val_expr_pair_expr_eq): Ditto.
8349 (copy_vuses_from_stmt): Ditto.
8352 (shared_vuses_from_stmt): Ditto.
8353 (print_creation_to_file): Moved up.
8354 (sort_vuses): Ditto.
8355 (sort_vuses_heap): Ditto.
8356 (set_value_handle): Make non-static.
8357 (make_value_handle): Ditto.
8358 (vn_add): Rewritten to use sccvn lookups.
8359 (vn_add_with_vuses): Ditto.
8360 (vn_lookup): Ditto (and second argument removed).
8361 (vn_lookup_with_vuses): Ditto.
8362 (vn_lookup_or_add): Ditto (and second argument removed);
8363 (vn_lookup_or_add_with_vuses): Ditto.
8364 (vn_lookup_with_stmt): New.
8365 (vn_lookup_or_add_with_stmt): Ditto.
8366 (create_value_handle_for_expr): Ditto.
8368 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
8369 (seen_during_translate): New function.
8370 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
8371 (phi_trans_add): Ditto.
8372 (constant_expr_p): FIELD_DECL is always constant.
8373 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
8374 Use constant_expr_p.
8375 Avoid infinite recursion on mutually valued expressions.
8376 Change callers of vn_lookup_or_add.
8377 (phi_translate): New function.
8378 (compute_antic_safe): Allow phi nodes.
8379 (create_component_ref_by_pieces): Update for FIELD_DECL change.
8380 (find_or_generate_expression): Rewrite slightly.
8381 (create_expression_by_pieces): Updated for vn_lookup_or_add
8383 Update VN_INFO for new names.
8384 (insert_into_preds_of_block): Update for new names.
8385 (add_to_exp_gen): New function.
8386 (add_to_sets): Use vn_lookup_or_add_with_stmt.
8387 (find_existing_value_expr): Rewrite to changed vn_lookup.
8388 (create_value_expr_from): Ditto, and use add_to_exp_gen.
8389 (try_look_through_load): Removed.
8390 (try_combine_conversion): Ditto.
8391 (get_sccvn_value): New function.
8392 (make_values_for_phi): Ditto.
8393 (make_values_for_stmt): Ditto.
8394 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
8396 (init_pre): Update for SCCVN changes.
8398 (execute_pre): Ditto.
8400 * tree-flow.h (make_value_handle): Declare.
8401 (set_value_handle): Ditto.
8402 (sort_vuses_heap): Ditto.
8403 (vn_lookup_or_add_with_stmt): Ditto.
8404 (vn_lookup_with_stmt): Ditto.
8405 (vn_compute): Remove.
8408 (vn_lookup): Update arguments.
8410 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
8412 (tree-ssa-sccvn.o): New.
8413 (OBJS-common): Add tree-ssa-sccvn.o
8415 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8418 * c-typeck.c (build_external_ref): Don't mark as used if called
8420 * calls.c (rtx_for_function_call): Likewise.
8422 2007-06-30 Richard Sandiford <richard@codesourcery.com>
8426 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8428 * dce.c (deletable_insn_p_1): New function, split out from...
8429 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8430 specially, not those inside PARALLELs. Remove BODY argument
8431 and adjust recursive call accordingly.
8432 (prescan_insns_for_dce): Update call to delete_insn_p.
8434 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
8436 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
8437 (try_combine): Move potential calls to undo_all() so they happen
8438 before we commit to using the combined insns.
8440 2006-06-30 Jan Hubicka <jh@suse.cz>
8442 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
8445 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
8447 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
8448 (cgraph_remove_unreachable_nodes): Likewise.
8449 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
8450 * ipa-inline.c (update_caller_keys): Cast according to the coding
8452 (cgraph_decide_recursive_inlining): Likewise.
8453 (cgraph_decide_inlining_of_small_function): Likewise.
8454 (try_inline): Likewise.
8455 (cgraph_decide_inlining_incrementally): Likewise.
8456 * ipa-pure-const.c (get_function_state): Likewise.
8457 (scan_function): Likewise.
8458 (analyze_function): Likewise.
8459 (static_execute): Likewise.
8460 * ipa-reference.c (scan_for_static_refs): Likewise.
8461 (merge_callee_local_info): Likewise.
8462 (analyze_function): Use type safe memory macros.
8463 (static_execute): Likewise. Cast according to the coding conventions.
8464 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
8466 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
8468 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
8469 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
8472 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8475 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
8476 for complex modes (both int and real).
8478 2007-06-29 Jan Hubicka <jh@suse.cz>
8480 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
8482 2007-06-29 Jan Hubicka <jh@suse.cz>
8485 * cse.c (cse_insn): Avoid invalid sharing in between register note and
8488 2007-06-29 Anatoly Sokolov <aesok@post.ru>
8491 * config/avr/avr.c: Include dataflow header file.
8492 (expand_prologue): Adjust for prologue insn change.
8493 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
8496 2007-06-29 Richard Guenther <rguenther@suse.de>
8499 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
8500 during type verification.
8502 2007-06-29 Jan Hubicka <jh@suse.cz>
8504 * recog.c (validate_change_rtx_1): Unshare TO argument.
8506 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
8508 PR tree-optimization/24659
8509 * tree-vect-transform.c (vectorizable_call): Handle
8510 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
8512 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
8513 * config/i386/i386.c (enum ix86_builtins)
8514 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
8515 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
8517 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
8518 const using def_builtin_const.
8519 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
8520 input operands in the same modes as the result.
8521 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
8523 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
8525 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
8526 (df_set_dead_notes_for_mw): Likewise.
8528 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
8530 * c-common.c (pointer_int_sum): Do the negation in sizetype.
8532 2007-06-28 DJ Delorie <dj@redhat.com>
8534 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
8536 2007-06-28 Geoffrey Keating <geoffk@apple.com>
8538 * doc/invoke.texi (C++ Dialect Options): Document
8539 fvisibility-ms-compat.
8540 * c.opt (fvisibility-ms-compat): New.
8542 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8545 * tree-affine.c (aff_combination_add_elt): Handle
8546 pointer addition specially.
8548 2007-06-28 Jakub Jelinek <jakub@redhat.com>
8550 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
8551 decl is non-external for AIX ABI.
8553 2007-06-28 David Edelsohn <edelsohn@gnu.org>
8555 * config/rs6000/predicates.md (current_file_function_operand):
8556 Ensure the symbol is non-external for AIX ABI.
8558 2007-06-28 Nick Clifton <nickc@redhat.com>
8560 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
8561 (fdce, fdse, fpredictive-commoning): Likewise.
8563 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8566 * gcc.c (process_command): Recognize the new -static-libgfortran
8569 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
8572 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
8573 Use a call clobbered hard reg instead of a pseudo reg.
8575 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8577 * config/sh/sh.md (load_gbr): Use correct operand constraint.
8579 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8582 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
8583 REG_LIBCALL and REG_RETVAL notes.
8584 (divsi3, mulsi3): Likewise.
8585 (mulhisi3): Likewise. Use emit_libcall_block.
8586 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
8588 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
8590 PR rtl-optimization/32481
8591 * combine.c (adjust_for_new_dest): Rescan the changed insn.
8593 2007-06-27 Richard Sandiford <richard@codesourcery.com>
8595 * dce.c (deletable_insn_p_1): New function, split out from...
8596 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
8597 specially, not those inside PARALLELs. Remove BODY argument
8598 and adjust recursive call accordingly.
8599 (prescan_insns_for_dce): Update call to delete_insn_p.
8601 2007-06-27 Richard Guenther <rguenther@suse.de>
8604 * tree.h (fold_convertible_p): Declare.
8605 * fold-const.c (fold_convertible_p): New function.
8606 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
8607 instead of lang_hooks.types_compatible_p.
8609 2007-06-26 Jan Hubicka <jh@suse.cz>
8611 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
8612 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
8613 early use validate_unshare_change.
8614 (reload_combine): Likewise.
8615 * recog.c (change_t): New field unshare.
8616 (validate_change_1): Rename from validate_change; add argument unshare.
8617 (validate_change): Turn into wrapper of validate_change_1; update
8618 prototype for bools.
8619 (validate_unshare_change): New.
8620 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
8621 calls of df_insn_rescan.
8622 * recog.h (validate_change): Replace ints by bools.
8623 (validate_unshare_change): Declare.
8625 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8627 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
8629 2007-06-26 Steve Ellcey <sje@cup.hp.com>
8631 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
8633 2007-06-25 Jan Hubicka <jh@suse.cz>
8635 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
8637 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
8638 cgraph_decide_inlining_incrementally): Move uninlinability checks to
8639 places other call site specific checks are performed.
8641 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8644 * tree-vect-transform.c (vectorizable_operation): Convert
8645 POINTER_PLUS_EXPR over to PLUS_EXPR.
8647 2007-06-25 Chao-ying Fu <fu@mips.com>
8649 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
8650 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
8651 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8652 Document GET_MODE_IBIT, and GET_MODE_FBIT.
8654 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
8655 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8656 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
8657 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
8658 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
8659 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
8660 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
8661 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
8662 ALL_FIXED_POINT_MODE_P): New define.
8663 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8665 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
8667 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
8668 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8669 MODE_VECTOR_UACCUM): New mode classes.
8671 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
8672 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
8673 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
8676 * genmodes.c (struct mode_data): Add ibit and fbit fields.
8677 (blank_mode): Initialize ibit and fbit.
8678 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
8679 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8681 (new_adjust): Change required_class to required_class_from and
8682 required_class_to for testing within a range.
8683 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8684 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8686 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
8687 (make_fixed_point_mode): New.
8688 (_ADD_ADJUST): Change C to C1 and C2.
8689 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
8690 use a range for machine classes.
8691 (ADJUST_IBIT, ADJUST_FBIT): New.
8692 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
8694 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
8695 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8696 Emit adjustment for ibit and fbit.
8697 (emit_mode_ibit, emit_mode_fbit): New.
8698 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
8700 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
8702 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
8703 as the source of the set.
8705 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
8707 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
8708 FP_REGNO_P): Use IN_RANGE.
8709 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
8710 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
8711 (DATA_REG_P): Use DATA_REGNO_P.
8712 (FP_REG_P): Use FP_REGNO_P.
8713 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
8714 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
8715 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
8717 2007-06-24 Jan Hubicka <jh@suse.cz>
8720 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
8722 2007-06-24 Sebastian Pop <sebpop@gmail.com>
8725 * fold-const.c (fold_binary): Strip nops of operand 0
8726 of BIT_NOT_EXPR before calling operand_equal_p.
8727 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
8728 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
8730 2007-06-23 Mark Mitchell <mark@codesourcery.com>
8732 * doc/extend.texi: Document that dllimport and dllexport imply
8734 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
8735 imported or exported declaration, including type declarations.
8736 * c-common.c (handle_visibility_attribute): Check for conflicts
8737 with dllimport/dllexport.
8738 (c_determine_visibility): Handle dllimport/dllexport as an
8739 explicit visibility atttribute.
8741 2007-06-23 Richard Guenther <rguenther@suse.de>
8743 PR tree-optimization/16876
8745 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
8747 * tree-inline.c (initialize_inlined_parameters): Do not call
8748 lang_hooks.tree_inlining.convert_parm_for_inlining.
8749 * cgraphbuild.c (initialize_inline_failed): Set inline failed
8750 reason for mismatched types.
8751 * gimplify.c (gimplify_call_expr): Verify the call expression
8752 arguments match the called function type signature. Otherwise
8753 mark the call expression to be not considered for inlining
8754 using CALL_CANNOT_INLINE_P flag.
8755 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
8756 edges call expression.
8757 (cgraph_decide_inlining_of_small_function): Likewise.
8758 (cgraph_decide_inlining): Likewise.
8759 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
8761 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
8762 * c-typeck.c (c_convert_parm_for_inlining): Remove.
8763 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
8765 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
8766 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
8768 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8769 convert_parm_for_inlining member.
8771 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
8774 * arm.md (negscc): Match the correct operand for optimized LT0 test.
8775 Remove optimization for GT.
8777 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
8780 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
8782 (prescan_insns_for_dce): Add extra parameter.
8784 2007-06-23 Jan Hubicka <jh@suse.cz>
8787 * gimplify.c (mark_addressable): New function.
8788 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
8790 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8793 * expr.c (store_constructor): Do not clobber non-zeroed memory.
8795 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8798 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
8799 moves between MMX/SSE registers to at least 8 units to prevent
8800 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
8802 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
8804 * config/i386/i386.c (override_options): Correct x86_sahf
8807 2007-06-21 David Daney <ddaney@avtrex.com>
8810 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
8811 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
8812 (exception_receiver): Renamed to ...
8813 (nonlocal_goto_receiver): ... this.
8815 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
8817 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
8818 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
8819 partial register accesses.
8821 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
8823 * fold-const.c (debug_fold_checksum): Move it under
8824 ENABLE_FOLD_CHECKING.
8826 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8829 * tree.h (debug_fold_checksum): Declared.
8830 * fold-const.c (build_fold_addr_expr_with_type_1): New.
8831 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
8832 build_fold_addr_expr_with_type_1.
8833 (fold_addr_expr, debug_fold_checksum): New.
8834 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
8835 (fold_unary, fold_comparison, split_address_to_core_and_offset):
8838 2007-06-21 Sebastian Pop <sebpop@gmail.com>
8840 PR tree-optimization/19590
8841 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
8842 of scev is a constant.
8844 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
8846 * df-problems.c (df_note_bb_compute): Made computation of live
8847 info consistent with df_lr.
8849 2007-06-21 Richard Guenther <rguenther@suse.de>
8851 PR tree-optimization/32453
8852 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
8853 for pointer anti-range.
8855 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
8857 * config/i386/i386.c (processor_target_table): Increase maximum
8858 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
8861 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
8862 byte alignment if > 8 byte alignment is preferred.
8863 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8865 2007-06-21 Jakub Jelinek <jakub@redhat.com>
8867 PR tree-optimization/31866
8868 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
8869 if ASM_EXPR's input is not a SSA_NAME.
8872 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
8873 but decl is a global var, instead return decl.
8874 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
8875 even for is_global_var decls, if they are private in some outer
8878 2007-06-21 Richard Guenther <rguenther@suse.de>
8880 PR tree-optimization/32451
8881 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
8883 2007-06-21 Christian Bruel <christian.bruel@st.com>
8885 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
8886 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
8887 (push_regs): Changed saving order or banked registers.
8888 (sh_expand_epilogue): Likewise.
8889 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
8890 (FIRST_BANKED_REG): Likewise.
8891 (LAST_BANKED_REG): Likewise.
8892 * config/sh/sh.md (banked) New attribute.
8893 (in_delay_slot): Check banked attribute.
8895 2007-06-20 Sebastian Pop <sebpop@gmail.com>
8897 PR tree-optimization/32075
8898 * tree-data-ref.c (subscript_dependence_tester_1,
8899 analyze_miv_subscript, analyze_overlapping_iterations,
8900 add_distance_for_zero_overlaps, build_classic_dist_vector,
8901 subscript_dependence_tester_1, analyze_overlapping_iterations,
8902 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
8903 compute_affine_dependence, compute_all_dependences): Pass loop_nest
8904 to evolution_function_is_affine_multivariate_p.
8906 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8908 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
8910 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
8913 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
8915 * config/m32c/prologue.md (epilogue_exitd_16): New.
8916 (epilogue_reit_16): New.
8917 (epilogue_exitd): Rename to epilogue_exitd_24.
8918 (epilogue_reit): Rename to epilogue_reit_24.
8920 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
8921 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8923 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
8925 * haifa-sched.c (queue_to_ready): Don't requeue next insn
8926 if dbg_cnt (sched_insn) reaches the limit.
8927 (choose_ready): New parameter INSN_PTR and new return value.
8928 (schedule_block): Handle dbg_cnt (sched_insn). Handle
8929 the new return value from choose_ready.
8930 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
8931 (rest_of_handle_global_alloc): New global_alloc_at_func.
8933 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
8935 PR tree-optimization/25737
8936 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
8937 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
8938 * tree-flow.h (struct fieldoff): Add new field alias_set.
8939 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
8940 argument addressable_type. Set alias_set of fieldoff.
8941 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
8942 (create_overlap_variables_for): Pass alias_set from fieldoff to
8944 * alias.c (get_alias_set): Use alias_set from SFT if set.
8946 2007-06-20 Hui-May Chang <hm.chang@apple.com>
8948 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
8949 of a variable as an unsigned HOST_WIDE_INT integer.
8951 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
8953 PR rtl-optimization/32405
8954 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
8956 2007-06-20 Jakub Jelinek <jakub@redhat.com>
8958 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
8961 * builtins.c: Include diagnostic.h.
8962 (expand_builtin_expect): Make gcc_assert more permissive.
8963 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
8966 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
8970 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
8971 if ACCUMULATE_OUTGOING_ARGS.
8973 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
8975 * config/m68hc11/m68hc11.c: Include dataflow header file.
8976 (m68hc11_reorg): Port to dataflow.
8978 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8980 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
8981 (struct df_problem.free_blocks_on_set_blocks): New field.
8982 (struct dataflow.optional_p): New field.
8983 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
8984 (df_live_set_all_dirty): New function.
8985 * df-scan.c (df_scan_alloc): Initialize optional_p.
8986 (problem_SCAN): Initialize free_blocks_on_set_blocks.
8987 * df-core.c (df_set_blocks): Removed use of
8988 DF_FIRST_OPTIONAL_PROBLEM. Now uses
8989 df_problem.free_blocks_on_set_blocks to determine which blocks are
8991 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
8992 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
8993 uses dataflow.optional_p to determine if problem should be
8995 (rest_of_handle_df_initialize): Only start live problem if
8997 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
8998 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
8999 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
9000 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
9001 problem_NOTE): Initialize free_blocks_on_set_blocks.
9002 (df_lr_bb_local_compute): Recompute luids if df_live problem is
9004 (df_live_set_all_dirty, df_note_alloc): New function.
9005 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
9007 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
9008 * postreload.c (reload_combine): Ditto.
9009 * cse.c (cse_extended_basic_block): Ditto.
9010 * regmove.c (mark_flags_life_zones): Ditto.
9011 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
9012 erase_matching_seqs): Ditto.
9013 * bt-load.c (compute_defs_uses_and_gen): Ditto.
9014 * integrate (allocate_initial_values): Ditto.
9015 * combine.c (reg_dead_at_p): Ditto.
9016 * resource.c (mark_target_live_regs): Ditto.
9017 * sched-rgn.c (check_live_1, update_live_1): Ditto.
9018 * config/sh/sh.c (find_r0_life_regions): Ditto.
9019 * global.c (rest_of_handle_global_alloc): Only add back df_live
9021 * local-alloc.c (rest_of_handle_local_alloc): Only remove
9023 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
9025 (if_convert): Make sure df_live is there at -O == 1.
9026 (pass_if_after_combine): Cleanup flags.
9027 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
9028 is there at -O == 1.
9030 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
9032 * config/arm/arm.c (arm_get_frame_offsets): Set
9033 offsets->locals_base to avoid negative stack size.
9034 (thumb1_expand_prologue): Assert on negative stack size.
9036 2007-06-19 Sebastian Pop <sebpop@gmail.com>
9038 PR tree-optimization/32367
9039 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
9040 of the chrec has no evolution in that loop.
9041 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
9043 2007-06-19 Bob Wilson <bob.wilson@acm.org>
9045 * config/xtensa/xtensa.c: Include "df.h".
9046 (xtensa_builtin_saveregs): Use adjust_address instead of
9048 (xtensa_va_start): Invoke make_tree with sizetype for
9049 expand_builtin_saveregs and then convert the result to a pointer.
9050 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
9051 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
9052 Subtract argument size from index value as integers and then use
9053 POINTER_PLUS_EXPR to add the result to the array address.
9055 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9058 * config/m32c/m32c.c: Include dataflow header file.
9059 (m32c_emit_prologue): Adjust for prologue insn change.
9060 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
9061 once inside a PARALLEL. Assume frame size passed in operand 0
9062 includes space to save the fb register.
9063 (prologue_enter_24): Likewise.
9064 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
9066 2007-06-19 David Daney <ddaney@avtrex.com
9069 * config/mips/mips.md (cprestore): Mark $gp as used.
9071 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
9074 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
9075 (frv_ifcvt_modify_insn): Likewise.
9077 2007-06-19 Richard Guenther <rguenther@suse.de>
9079 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
9080 only handle positive offsets that fit in a HOST_WIDE_INT.
9082 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
9084 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
9085 result of rsqrt insn for zero input argument to avoid NaN.
9087 2007-06-19 Richard Guenther <rguenther@suse.de>
9090 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
9092 2007-06-19 Jakub Jelinek <jakub@redhat.com>
9094 PR tree-optimization/32353
9095 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
9097 2007-06-19 Nick Clifton <nickc@redhat.com>
9099 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
9101 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9104 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
9105 * config/i386/i386.c (assign_386_stack_local): Assert that
9106 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
9107 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
9108 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
9109 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
9111 2007-06-18 Steve Ellcey <sje@cup.hp.com>
9113 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
9115 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
9117 PR rtl-optimization/32321
9118 * gcse.c (replace_store_insn): Update the note before
9119 calling emit_insn_after.
9121 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9124 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
9126 * df-problems.c (df_note_bb_compute): Fix dumping info.
9128 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
9130 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
9131 insn with emit_jump_insn.
9133 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
9135 PR tree-optimization/32383
9136 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
9137 * targhooks.h (default_builtin_reciprocal): Update prototype.
9138 * target.h (struct gcc_target): Update builtin_reciprocal.
9139 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
9140 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
9141 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
9142 when fndecl is in BUILT_IN_MD class.
9143 (execute_convert_to_rsqrt): Ditto.
9145 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
9146 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
9147 Convert BUILT_IN_SQRTF code only when md_fn is false.
9149 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
9151 * bt-load.c (move_btr_def): Fix the order of arguments
9152 to validate_replace_rtx.
9154 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
9156 * config/m68k/m68k-devices.def: Add 54450..54455.
9158 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
9160 PR rtl-optimization/32366
9161 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
9162 FLOAT_EXTEND]: Prevent non-scalar modes from entering
9165 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9168 * modulo-sched (generate_reg_moves): Added rescan parameter and if
9169 this is true, rescan insn being modified.
9170 (sms_schedule): Added rescan parameter.
9171 (rest_of_handle_sms): Moved freeing of dominance info to before
9172 getting out of cfg_layout.
9174 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
9176 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
9177 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
9180 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
9181 FL_CF_EMAC from the entry for isac.
9183 * config/m68k/predicates.md (const_call_operand): Adjust comment.
9184 (const_sibcall_operand): New.
9185 (sibcall_operand): Use it.
9186 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
9187 (m68k_isas): ISAC does not imply FPU or EMAC.
9188 (override_options): Add ISA_C logic for symbolic jump & call.
9190 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
9192 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
9193 return mode from the builtin itself.
9194 (sparc_fold_builtin): Fix cast of zero constant.
9196 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9198 * targhooks.c (default_builtin_reciprocal): New default target hook.
9199 * targhooks.h (default_builtin_reciprocal): Add prototype.
9200 * hooks.c (hook_tree_tree_bool_null): Remove hook.
9201 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
9202 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
9203 default_builtin_reciprocal.
9205 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
9208 * hooks.c (hook_tree_tree_bool_null): New hook.
9209 * hooks.h (hook_tree_tree_bool_null): Add prototype.
9210 * tree-pass.h (pass_convert_to_rsqrt): Declare.
9211 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
9212 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
9213 and convert it to reciprocal a*rfunc(b).
9214 (execute_convert_to_rsqrt): New function.
9215 (gate_convert_to_rsqrt): New function.
9216 (pass_convert_to_rsqrt): New pass definition.
9217 * target.h (struct gcc_target): Add builtin_reciprocal.
9218 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
9219 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
9220 TARGET_BUILTIN_RECIPROCAL.
9221 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
9223 * config/i386/i386.h (TARGET_RECIP): New define.
9224 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
9225 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9226 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9227 and not optimizing for size.
9228 (*rcpsf2_sse): New insn pattern.
9229 (*rsqrtsf2_sse): Ditto.
9230 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
9231 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9232 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9233 and not optimizing for size.
9234 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
9235 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9236 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9237 and not optimizing for size.
9238 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
9239 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9240 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9241 and not optimizing for size.
9242 (*sse_rsqrtv4sf2): Do not export.
9244 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
9245 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
9246 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
9247 and not optimizing for size.
9249 * config/i386/i386.opt (mrecip): New option.
9250 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
9251 (ix86_emit_swsqrtsf): Ditto.
9252 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
9253 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
9255 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
9256 ix86_expand_unop1_builtin.
9257 (ix86_emit_swdivsf): New function.
9258 (ix86_emit_swsqrtsf): Ditto.
9259 (ix86_builtin_reciprocal): New function.
9260 (TARGET_BUILTIN_RECIPROCAL): Use it.
9261 (ix86_vectorize_builtin_conversion): Rename from
9262 ix86_builtin_conversion.
9263 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
9264 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
9265 "i386 and x86_64 Options" section.
9266 (Intel 386 and AMD x86_64 Options): Document -mrecip.
9268 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9269 Zdenek Dvorak <dvorakz@suse.cz>
9270 Richard Guenther <rguenther@suse.de>
9271 Kaz Kojima <kkojima@gcc.gnu.org>
9273 * tree-vrp.c (compare_values_warnv): Convert val2 to
9275 (extract_range_from_assert): Create
9276 POINTER_PLUS_EXPR for pointer types.
9277 (extract_range_from_binary_expr): Handle
9278 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
9280 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
9281 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
9282 POINTER_PLUS_EXPR as PLUS_EXPR.
9283 (number_of_iterations_lt_to_ne):
9284 For pointer types, use sizetype when
9285 creating MINUS_EXPR/PLUS_EXPRs.
9286 (assert_loop_rolls_lt): For pointer types, use sizetype when
9287 creating MINUS_EXPR/PLUS_EXPRs.
9288 (number_of_iterations_le): Likewise.
9289 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
9290 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
9291 like PLUS_EXPR and MINUS_EXPR.
9292 * tree-pretty-print.c (dump_generic_node): Handle
9294 (op_prio): Likewise.
9295 (op_symbol_1): Likewise.
9296 * optabs.c (optab_for_tree_code): Likewise.
9297 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
9299 * tree-tailcall.c (process_assignment): Mention
9300 POINTER_PLUS_EXPR in a TODO comment.
9301 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
9302 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
9303 not used with a pointer and an integer type.
9304 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
9305 increment using chrec_convert_rhs instead of chrec_convert.
9306 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
9307 PLUS_EXPR except for the right hand side's type will be
9309 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
9310 (fold_used_pointer_cast): Kill.
9311 (pointer_offset_p): Kill.
9312 (fold_used_pointer): Kill.
9313 (pointer_used_p): Kill.
9314 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
9315 call fold_used_pointer.
9316 (instantiate_parameters_1): Convert the increment
9317 using chrec_convert_rhs instead of chrec_convert.
9318 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
9319 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
9320 instead of PLUS_EXPR.
9321 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
9322 PLUS_EXPR for pointers.
9323 (std_gimplify_va_arg_expr): Likewise.
9324 (fold_builtin_memory_op): Likewise.
9325 (fold_builtin_strstr): Likewise.
9326 (fold_builtin_strchr): Likewise.
9327 (fold_builtin_strrchr): Likewise.
9328 (fold_builtin_strpbrk): Likewise.
9329 (expand_builtin_memory_chk): Likewise.
9330 (fold_builtin_memory_chk): Likewise.
9331 (std_expand_builtin_va_start): Use
9332 sizetype for the call to make_tree and then convert
9333 to the pointer type.
9334 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
9335 instead of PLUS_EXPR for adding to a pointer.
9336 (std_gimplify_va_arg_expr): Use fold_build2 for
9337 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
9338 the operands to sizetype first and then cast the BIT_AND_EXPR
9339 back to the pointer type.
9340 * fold-const.c (build_range_check): Handle pointer types
9342 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
9343 of PLUS_EXPR's. Make sure the offset is converted to
9345 (try_move_mult_to_index): Strip the NOPs from the offset.
9346 Remove code argument and replace all uses with PLUS_EXPR.
9347 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
9348 specially. Don't use a pointer type for MINUS_EXPR.
9349 (fold_unary): Handle for (T1)(X op Y),
9350 only p+ as that is the only as that can be handled for
9351 binary operators now.
9352 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
9354 <case PLUS_EXPR>: Add folding of PTR+INT into
9356 Don't call try_move_mult_to_index.
9357 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
9358 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
9359 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
9360 Don't call try_move_mult_to_index.
9361 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
9362 (tree_expr_nonzero_p): Likewise.
9363 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
9364 of PLUS_EXPR for the complex expression folding.
9365 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
9366 first chrec is a pointer type, then the second should
9367 be sizetype and not the first's type.
9368 For POINTER_PLUS_EXPR, use a different right hand side type.
9369 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9370 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
9371 different right hand side type.
9372 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9373 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
9374 instead of PLUS_EXPR.
9375 When either operand is zero, convert the other operand.
9376 (chrec_apply): Use chrec_convert_rhs
9377 on the argument x instead of chrec_convert.
9378 (reset_evolution_in_loop): For pointer types, the new_evol
9380 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
9381 different right hand side type.
9382 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9383 (chrec_convert_rhs): New function.
9384 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
9385 different right hand side type.
9386 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
9387 * tree-chrec.h (chrec_convert_rhs): New prototype.
9388 (build_polynomial_chrec): For pointer types, the right hand
9389 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
9390 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
9391 Remove subtraction case as it is always addition now.
9392 Make sure the offset is converted to sizetype.
9393 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
9394 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
9395 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
9396 PLUS_EXPR in pointer type.
9397 Handle POINTER_PLUS_EXPR.
9398 (tree_to_aff_combination): Likewise.
9399 (force_expr_to_var_cost): Likewise.
9400 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
9401 instead of PLUS_EXPR for pointers.
9402 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
9403 instead of PLUS_EXPR of pointer types.
9404 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
9406 (check_va_list_escapes): Likewise.
9407 (check_all_va_list_escapes): Likewise.
9408 * dwarf2out.c (loc_descriptor_from_tree_1):
9409 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
9410 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
9411 (string_constant): Likewise.
9412 * tree-ssa-address.c (tree_mem_ref_addr): When adding
9413 the offset to the base, use POINTER_PLUS_EXPR.
9414 (add_to_parts): Convert the index to sizetype.
9415 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
9416 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
9417 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
9418 Offset only holds something for PLUS_EXPR.
9419 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
9421 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
9423 (analyze_accesses_for_modify_stmt): Likewise.
9424 Remove comment about the type being integral type as it is
9426 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
9428 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
9430 Correct the type which the artimentic is done in (is now
9433 * tree-data-ref.c (split_constant_offset): Handle
9435 * tree-affine.c (tree_to_aff_combination): Likewise.
9436 * c-typeck.c (build_unary_op): For pointers create the increment
9437 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
9439 * gimplify.c (gimplify_self_mod_expr): Create a
9440 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9441 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
9442 * tree.def (POINTER_PLUS_EXPR): New tree code.
9443 * tree-predcom.c (ref_at_iteration): If we have a pointer
9444 type do the multiplication in sizetype.
9445 * tree-mudflap.c (mf_xform_derefs_1): Create a
9446 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9447 * tree-ssa-forwprop.c
9448 (forward_propagate_addr_into_variable_array_index):
9449 Don't expect there to be a cast for the index as that
9450 does not exist anymore.
9451 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
9452 instead of PLUS_EXPR.
9453 Don't check for the first operand of the POINTER_PLUS_EXPR
9454 was the index as it cannot be.
9455 Call forward_propagate_addr_into_variable_array_index with
9456 the SSA_NAME instead of the statement.
9457 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
9458 (compare_constant): Likewise.
9459 (copy_constant): Likewise.
9460 (compute_reloc_for_constant): Likewise.
9461 (output_addressed_constants): Likewise.
9462 (initializer_constant_valid_p): Likewise.
9463 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
9464 Convert the MIN/MAX of the inner type to the outer
9465 type before comparing them.
9466 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
9467 POINTER_PLUS_EXPR instead of PLUS_EXPR.
9468 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
9469 of PLUS_EXPR for pointers.
9470 * tree-inline.c (estimate_num_insns_1): Handle
9472 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
9473 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9474 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
9475 instead of PLUS_EXPR for the pointer increment statement.
9476 (vect_update_ivs_after_vectorizer): For pointer types, create
9477 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
9478 MULT_EXPR in sizetype.
9479 (vect_gen_niters_for_prolog_loop): Add a cast when creating
9481 * tree-object-size.c (plus_expr_object_size): Handle
9482 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
9483 code which is trying to figure out which side is a pointer and
9485 (check_for_plus_in_loops_1): Likewise.
9486 (check_for_plus_in_loops): Likewise.
9487 * c-common.c (pointer_int_sum): Create a
9488 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
9489 * tree-ssa-structalias.c (handle_ptr_arith): Handle
9490 only POINTER_PLUS_EXPR. Removing all the extra
9491 code which is trying to figure out which side is a pointer and
9493 * tree-cfg.c (verify_expr): Add extra checking for pointers and
9494 PLUS_EXPR and MINUS_EXPR.
9495 Also add checking to make sure the operands of POINTER_PLUS_EXPR
9497 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
9498 with make_tree, instead of a pointer type.
9499 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
9500 for pointers instead of PLUS_EXPR.
9501 (s390_gimplify_va_arg): Likewise.
9502 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
9503 instead of PLUS_EXPR when doing addition on pointer
9504 types. Use sizetype for the second operand.
9505 (spu_gimplify_va_arg_expr): Likewise.
9506 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
9507 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
9508 a pointer. Don't create a BIT_AND_EXPR for pointer types.
9509 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
9510 for the pointer addition and also use size_int/sizetype
9512 (ix86_gimplify_va_arg): Likewise.
9513 Perform BIT_AND_EXPR on sizetype arguments.
9514 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
9515 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
9516 for the pointer additions and also use size_int for the offsets.
9517 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
9518 additions and also use size_int for the offsets. Perform
9519 BIT_AND_EXPR on sizetype arguments.
9520 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
9521 POINTER_PLUS_EXPR for pointers and create the
9522 BIT_AND_EXPR in sizetype.
9523 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
9524 instead of PLUS_EXPR for pointer addition.
9525 (rs6000_va_start): Likewise.
9526 Also use sizetype for the offset.
9527 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
9528 as PLUS_EXPR/MINUS_EXPR.
9529 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
9530 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
9531 Don't use BIT_AND_EXPR on a pointer type, convert the
9532 expression to sizetype first.
9533 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
9535 (mips_gimplify_va_arg_expr): Likewise.
9536 Don't create BIT_AND_EXPR in a pointer type.
9538 2007-06-15 Eric Christopher <echristo@apple.com>
9540 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
9541 (x86_64-*-darwin*): Ditto.
9542 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
9545 2007-06-15 Matthew Wilcox <matthew@wil.cx>
9547 * doc/extend.texi: Document behavior of __attribute__((aligned))
9550 2007-06-15 Mark Mitchell <mark@codesourcery.com>
9552 * rtlanal.c (note_stores): Improve documentation.
9554 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
9556 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
9557 LOCAL_LABEL_PREFIX): Delete.
9558 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
9559 (bfin_internal_label): Delete.
9561 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
9563 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
9564 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
9565 otherwise define to LIBGCC2_TF_CEXT.
9566 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
9567 (LIBGCC_TF_CEXT): Ditto.
9570 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
9572 PR rtl-optimization/32339
9573 * df-scan.c (df_uses_record): Don't modify flags but just add to
9574 it for df_ref_record.
9576 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
9578 * tree-mudflap.c: Fix whitespace issues.
9580 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
9582 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
9584 2007-06-14 Eric Christopher <echristo@apple.com>
9586 * config/i386/sse.md (movdi_to_sse): Rewrite body.
9587 (movv4sf): Use gcc_unreachable instead of abort.
9589 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
9592 * config/i386/sfp-machine.h (CMPtype): New define.
9593 (mach stubs): Use CMPtype instead of int as a return type.
9595 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
9597 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
9598 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
9599 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
9600 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
9601 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
9602 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
9603 config/soft-fp/soft-fp.h: Update from glibc CVS.
9605 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
9607 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
9609 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9612 * config/v850/v850.c: Include dataflow header file.
9613 (substitute_ep_register): Fix typo.
9615 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9617 * configure.ac: Fix earlier checkin.
9618 * configure: Regenerated.
9620 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9622 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
9623 * aclocal.m4: Regenerate.
9624 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
9625 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
9626 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
9627 * configure: Regenerate.
9628 * Makefile.in (LOOSE_WARN): Subst loose_warn.
9630 * Makefile.in (quickstrap): Build libgcc too.
9632 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
9634 * configure.ac: Add --enable-checking=df. Explicitly mention that
9635 the variables are initialized as for "release".
9636 * df-core.c: Use it.
9637 * configure: Regenerate.
9638 * config.in: Regenerate.
9640 2007-06-14 Bob Wilson <bob.wilson@acm.org>
9642 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
9643 validate_replace_rtx instead of replace_rtx.
9644 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
9646 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
9648 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
9649 (DWARF2_UNWIND_INFO): Override default if configured with
9651 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
9652 (ENDFILE_SPEC): Add crtend.o.
9653 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
9654 (ENDFILE_SPEC): Add crtend.o.
9655 (TARGET_USE_JCR_SECTION): Define.
9656 (MD_UNWIND_SUPPORT): Define for 32-bit target.
9658 * config/i386/cygming-crtbegin.c: New file.
9659 * config/i386/cygming-crtend.c: New file.
9661 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
9663 * config/i386/w32-unwind.h: New file.
9665 2007-06-13 Eric Christopher <echristo@apple.com>
9667 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
9668 the user set a value below STACK_BOUNDARY.
9670 2007-06-13 Thiemo Seufer <ths@networkno.de>
9672 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
9673 imply -lpthread for -pthread.
9675 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
9677 * basic-block.h: Remove the prototype for
9678 free_basic_block_vars.
9679 * cfglayout.h: Remove the prototype for
9680 insn_locators_initialize.
9681 * tree.h: Remove the prototype for emit_line_note.
9683 * tree-ssa-pre.c (mergephitemp): Remove.
9684 (init_pre): Don't use mergephitemp.
9686 2007-06-13 Eric Christopher <echristo@apple.com>
9688 * config/i386/i386.c (override_options): If we've specified
9689 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
9691 2007-06-13 Bob Wilson <bob.wilson@acm.org>
9693 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
9696 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9698 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
9699 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
9700 (eh_store_handler): New pattern.
9701 (eh_return): Emit it instead of a plain move.
9703 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
9705 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
9706 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
9707 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
9710 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
9712 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
9713 (find_next_insn_start, find_load): New functions.
9714 (bfin_reorg): Use them to deal with the fact that parallel insns are
9715 no longer represented as a SEQUENCE.
9717 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9719 * config/sparc/sparc.c (sparc_override_options): Initialize
9722 2007-06-13 Dave Korn <dave.korn@artimi.com>
9724 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
9727 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
9729 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
9730 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
9731 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
9732 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
9733 tree-vect-transform.c: Fix comment typos. Follow spelling
9736 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9738 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
9739 to the exit block use set.
9740 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
9741 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
9742 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
9744 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
9746 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
9747 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
9748 to indicate an error.
9749 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
9751 (dbg_cnt_process_opt): Print an error on a bad argument.
9752 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
9753 * common.opt (-fdbg-cnt-list): New.
9754 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
9756 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
9758 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
9759 flag on ref-all pointers.
9761 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9764 * expr.c (expand_expr_addr_expr_1): Call expand_expr
9765 for the offset with the modifier as EXPAND_INITIALIZER
9766 if the modifier is EXPAND_INITIALIZER.
9767 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
9768 a register if we had an overflow.
9770 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9772 * real.c (real_isfinite): New.
9773 (real_sqrt): Use it.
9774 * real.h (real_isfinite): New.
9775 * builtins.c: Use it.
9777 2007-06-12 Ian Lance Taylor <iant@google.com>
9778 Daniel Berlin <dberlin@dberlin.org>
9781 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
9782 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
9783 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
9784 (DECL_NO_TBAA_P): Define.
9785 (struct tree_decl_common): Add no_tbaa_flag field.
9786 * tree-ssa-structalias.c (struct variable_info): Add
9787 no_tbaa_pruning field.
9788 (new_var_info): Initialize no_tbaa_pruning field.
9789 (unify_nodes): Copy no_tbaa_pruning field.
9790 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9791 (dump_solution_for_var): Print no_tbaa_pruning flag.
9792 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
9794 (compute_tbaa_pruning): New static function.
9795 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
9796 Call compute_tbaa_pruning.
9797 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
9798 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
9799 * gimple-low.c (lower_stmt): Likewise.
9800 * tree-gimple.c (is_gimple_stmt): Likewise.
9801 * tree-ssa-operands.c (get_expr_operands): Likewise.
9802 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9803 * tree-inline.c (estimate_num_insns_1): Likewise.
9804 (copy_result_decl_to_var): Likewise.
9805 * expr.c (expand_expr_real_1): Likewise.
9806 * tree-pretty-print.c (dump_generic_node): Likewise.
9807 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
9808 * omp-low.c (omp_copy_decl_2): Likewise.
9809 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
9810 * doc/c-tree.texi (Expression trees): Document
9811 CHANGE_DYNAMIC_TYPE_EXPR.
9813 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9815 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
9816 with !HONOR_NANS and !HONOR_INFINITIES.
9817 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
9819 2007-06-12 Tristan Gingold <gingold@adacore.com>
9821 * gcov.c: Comments updated.
9822 (source_info): Add file_time field.
9823 (source_index): New variable.
9824 (mutiple_files): New variable.
9825 (generate_results): New function extracted from process_file.
9826 (process_file): Save and restore chain of functions, generate
9827 results and free structures only if not merging results.
9828 (release_structures): File names are now freed in create_file_names
9829 (create_file_names): Free previous file names.
9830 (find_source): File date is now read here and modifications in
9831 source files is checked here.
9832 (read_graph_file): Only reverse order of functions for the current
9834 (make_gcov_file_name): Do not generate long names if input_name is
9836 (output_lines): If merging results do not display graph, data and
9838 Checking source file modification is done in find_source.
9840 * doc/gcov.texi: Append an s to sourcefile.
9842 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
9844 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
9845 (forced_nop): New pattern.
9846 * config/bfin/bfin.c: Include "df.h".
9847 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
9848 (bfin_discover_loop): Use df_get_live_in instead of
9849 global_live_at_start.
9850 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
9851 df_analyze when done.
9852 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
9853 the insns. Use QImode for the final insn in a bundle. Call
9854 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
9856 (reorder_var_tracking_notes): New function.
9857 (bfin_reorg): Pass no argument to split_all_insns. Don't call
9858 update_life_info. Call df_analyze after scheduling and bundle
9859 generation. Call reorder_var_tracking_notes if generating these
9860 notes. Call df_finish_pass at the end.
9862 2007-06-12 Dirk Mueller <dmueller@suse.de>
9864 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
9865 a comparison, not an assignment.
9867 2007-06-12 Olivier Hainque <hainque@adacore.com>
9869 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
9870 Request walking the subtrees only, leaving the current is_lhs/val_only
9872 (convert_non_local_reference): Likewise.
9874 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
9876 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
9878 2007-06-12 Richard Guenther <rguenther@suse.de>
9880 PR tree-optimization/15353
9881 PR tree-optimization/31657
9882 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
9883 * timevar.def: Add TV_TREE_IFCOMBINE.
9884 * tree-pass.h (pass_tree_ifcombine): Declare.
9885 * tree-ssa-ifcombine.c: New file.
9886 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
9887 * tree-flow.h (blocks_in_phiopt_order): Declare.
9888 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
9889 (tree-ssa-ifcombine.o): New dependencies.
9891 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9893 PR rtl-optimization/32293
9894 * combine.c (simplify_if_then_else): Truncate return from
9895 nonzero_bits() to correct mode.
9897 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
9899 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
9900 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
9902 2007-06-11 Diego Novillo <dnovillo@google.com>
9904 * Makefile.in (reload1.o-warn): Remove.
9906 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
9908 * combine.c (subst): Use reg_overlap_mentioned_p
9909 instead of comparing register numbers directly.
9911 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9913 * reload1.c (mark_home_live_1): Use the mode parameter.
9915 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9917 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
9918 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
9922 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
9924 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
9926 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
9928 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
9929 from integer registers.
9930 (FP mode splitters): Handle TFmode.
9932 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
9934 * tree-ssa-structalias.c (find_what_p_points_to): Return false
9935 for ref-all pointers that point-to anything.
9937 2007-06-11 Joseph Myers <joseph@codesourcery.com>
9939 * config/arm/arm.c (arm_output_dwarf_dtprel,
9940 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
9942 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
9944 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
9945 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
9948 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
9950 * tree.c (signed_or_unsigned_type_for): New.
9951 (unsigned_type_for): Use signed_or_unsigned_type_for.
9952 (signed_type_for): Use signed_or_unsigned_type_for.
9953 * tree.h (signed_or_unsigned_type_for): New.
9954 (get_signed_or_unsigned_type): Remove.
9955 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
9956 lang_hooks.types.signed_type
9957 (size_diffop): Likewise.
9958 (all_ones_mask_p): Likewise.
9959 (build_range_check): Likewise.
9960 (fold_cond_expr_with_comparison): Likewise.
9961 (fold_cond_expr_with_comparison): Likewise.
9962 (unextend): Likewise.
9963 (extract_muldiv_1): Likewise.
9964 (fold_single_bit_test_into_sign_test): Likewise.
9965 (fold_binary): Likewise.
9966 (fold_ternary): Likewise.
9967 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
9968 instead of get_signed_or_unsigned_type.
9969 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
9970 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
9971 * expr.c (signed_or_unsigned_type_for): Use
9972 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
9973 * langhooks.c (get_signed_or_unsigned_type): Remove.
9974 (lhd_signed_or_unsigned_type): Remove.
9975 * langhooks.h (lang_hooks_for_types): Remove signed_type and
9976 signed_or_unsigned_type.
9977 (lhd_signed_or_unsigned_type): Remove.
9978 * expmed.c (make_tree): Use signed_type_for instead of
9979 lang_hooks.types.signed_type.
9980 * c-common.c (same_scalar_type_ignoring_signedness): Use
9981 c_common_signed_type instead of lang_hooks.types.signed_type.
9982 (c_common_unsigned_type): New.
9983 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
9984 (shorten_compare): Use c_common_unsigned_type instead of
9985 c_common_signed_or_unsigned_type.
9986 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
9988 * convert.c (convert_to_integer): Use signed_type_for instead of
9989 lang_hooks.types.signed_type.
9990 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
9991 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
9992 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
9993 * c-format.c (check_format_types): Use c_common_unsigned_type
9994 instead of unsigned_type_for.
9995 * c-decl.c (groakdeclarator): Likewise.
9996 * c-typeck.c (convert_for_assignment): Likewise.
9997 * c-common.h (c_common_unsigned_type): New.
9999 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10002 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
10003 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
10005 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
10007 PR middle-end/32279
10008 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
10009 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
10011 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
10012 Sebastian Pop <sebpop@gmail.com>
10014 * lambda-code.c (remove_iv): New.
10015 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
10017 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
10019 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
10020 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
10021 * tree-ssa-loop-prefetch.c: Include optabs.h.
10022 (FENCE_FOLLOWING_MOVNT): New macro.
10023 (struct mem_ref): Add independent_p and storent_p fields.
10024 (record_ref): Initalize the new fields.
10025 (gather_memory_references_ref): Return true if the reference
10027 (gather_memory_references): Check whether all memory accesses
10028 in loop were recorded.
10029 (should_issue_prefetch_p): Return false for nontemporal stores.
10030 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
10031 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
10032 (determine_loop_nest_reuse): Detect independent memory references.
10033 (loop_prefetch_arrays): Call mark_nontemporal_stores.
10034 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
10035 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
10036 * config/i386/i386.h (x86_mfence): Declare.
10037 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
10038 * config/i386/i386.c (x86_mfence): New variable.
10039 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
10041 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
10042 * optabs.c (init_optabs): Initialize storent_optab.
10043 * optabs.h (enum optab_index): Add OTI_storent.
10044 (storent_optab): Declare.
10045 * genopinit.c (optabs): Add initialization for storent_optab.
10046 * tree.h (MOVE_NONTEMPORAL): New macro.
10047 * expr.c (expand_assignment, store_expr, store_constructor_field,
10048 store_constructor, store_field, expand_expr_real_1): Propagate
10049 nontemporality of the expanded store.
10050 (emit_storent_insn): New function.
10051 * expr.h (expand_assignment, store_expr): Declaration changed.
10052 * function.c (assign_parm_setup_reg): Pass false as nontemporality
10053 to expand_assignment.
10054 * stmt.c (expand_asm_expr): Ditto.
10055 * calls.c (initialize_argument_information): Pass false as
10056 nontemporality to store_expr.
10057 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
10060 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10062 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
10064 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
10066 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
10068 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
10069 and allow DECL_P here.
10071 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
10073 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
10074 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
10075 track of the size of the expression.
10076 * cfghooks.c (merge_blocks): Remove block from loops structure only
10077 after call of the merge_blocks hook.
10079 2007-06-09 Tom Tromey <tromey@redhat.com>
10081 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
10082 (deprecated_state): Removed.
10083 (start_decl): Update.
10084 (enum deprecated_states): Moved earlier.
10085 (groktypename): Update.
10086 (push_parm_decl): Likewise.
10087 (grokfield): Likewise.
10088 (start_function): Likewise.
10090 2007-06-09 Ian Lance Taylor <iant@google.com>
10092 PR tree-optimization/32169
10093 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
10094 CONVERT_EXPR, check whether min and max both converted to an
10095 overflow infinity representation.
10097 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
10099 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
10100 not inserted on the edge.
10102 2007-06-08 Bob Wilson <bob.wilson@acm.org>
10104 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
10105 instructions if they are supported.
10106 (__divsi3, __umodsi3, __modsi3): Likewise.
10107 (__ashldi3, __ashrdi3, __lshrdi3): New.
10108 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
10110 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
10111 Tony Linthicum <tony.linthicum@amd.com>
10113 * doc/invoke.texi: Add fvect-cost-model flag.
10114 * common.opt (fvect-cost-model): New flag.
10115 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
10116 cost fields in stmt_vec_info struct for STMT.
10117 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
10118 fields in stmt_vec_info struct and access functions for the same.
10119 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
10120 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
10121 load, store and vector to scalar operation.
10122 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
10123 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
10124 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
10125 (TARG_VEC_STORE_COST): Define cost of vector store.
10126 (vect_estimate_min_profitable_iters): Define new function.
10127 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
10128 check to evaluate if loop iterations are less than minimum profitable
10129 iterations determined by cost model or minimum vect loop bound defined
10130 by user, whichever is more conservative.
10131 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
10132 run-time check to evaluate if loop iterations are less than minimum
10133 profitable iterations determined by cost model or minimum vect loop
10134 bound defined by user, whichever is more conservative.
10135 (vect_estimate_min_profitable_iterations): New function to estimate
10136 mimimimum iterartions required for vector version of loop to be
10137 profitable over scalar version.
10138 (vect_model_reduction_cost): New function.
10139 (vect_model_induction_cost): New function.
10140 (vect_model_simple_cost): New function.
10141 (vect_cost_strided_group_size): New function.
10142 (vect_model_store_cost): New function.
10143 (vect_model_load_cost): New function.
10144 (vectorizable_reduction): Call vect_model_reduction_cost during
10146 (vectorizable_induction): Call vect_model_induction_cost during
10148 (vectorizable_load): Call vect_model_load_cost during analysis phase.
10149 (vectorizable_store): Call vect_model_store_cost during analysis phase.
10150 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
10151 vectorizable_promotion, vectorizable_demotion): Call
10152 vect_model_simple_cost during analysis phase.
10154 2007-06-08 Simon Baldwin <simonb@google.com>
10156 * reg-stack.c (get_true_reg): Readability change. Moved default case
10157 label into direct switch statement scope.
10159 2007-06-08 Simon Baldwin <simonb@google.com>
10161 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
10162 in gcc_assert() with '==' comparison.
10164 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10166 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
10167 TARGET_ABM handling of x86_popcnt variable.
10169 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10171 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
10172 __builtin_copysignq and __builtin_infq built-in functions.
10174 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10176 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
10177 SSE4.2 section. Correct built-in function names in SSE4A section.
10179 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
10181 PR tree-optimization/32243
10182 * tree-vect-transform.c (vectorizable_type_promotion): Move check
10183 for ncopies after ratio check between nunits_out and nunits_in.
10184 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
10186 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
10188 PR tree-optimization/32224
10189 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
10190 vectorization upon a non GIMPLE_MODIFY_STMT.
10192 2007-06-08 Christian Bruel <christian.bruel@st.com>
10195 * config/sh/sh.md (doloop_end): New pattern and splitter.
10196 * loop-iv.c (simple_rhs_p): Check for hardware registers.
10198 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
10200 PR middle-end/32209
10201 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
10203 (verify_dominators): Do not change dominance tree.
10205 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
10207 * config/sh/constraints.md: New file.
10208 * config/sh/sh.c: Include tm-constrs.h.
10209 (reg_class_from_letter): Remove.
10210 (prepare_cbranch_operands): Use satisfies_constraint_*
10211 function instead of macro.
10212 (andcosts, broken_move, sh_secondary_reload): Likewise.
10213 * config/sh/predicates.md (trapping_target_operand): Likewise.
10214 (and_operand, arith_operand, arith_reg_or_0_operand,
10215 cmp_operand, logical_operand, target_operand,
10216 ua_address_operand, ua_offset, xor_operand): Likewise.
10217 * config/sh/sh.md: Include constraints.md.
10218 (*movsicc_t_false): Use satisfies_constraint_* function
10220 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
10221 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
10222 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
10223 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
10224 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
10225 (REG_CLASS_FROM_CONSTRAINT): Remove.
10226 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
10227 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
10228 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
10229 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
10230 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
10231 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
10232 function instead of macro.
10233 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
10234 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
10235 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
10236 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
10237 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
10238 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
10239 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
10240 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
10241 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
10242 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
10243 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
10244 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
10245 EXTRA_CONSTRAINT_STR): Likewise.
10246 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
10248 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10250 * config/i386/darwin.h (STACK_BOUNDARY): Define.
10252 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
10255 * c-common.h (flag_cpp0x): Replaced by...
10256 (cxx_dialect): ... this new variable specifying the C++ dialect that
10258 * c-common.c (flag_cpp0x): Removed.
10259 (cxx_dialect): Defined.
10260 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
10262 * c-opts.c (c_common_post_options): Likewise.
10263 (set_std_cxx98): Set cxx_dialect to cxx98.
10264 (set_std_cxx0x): Set cxx_dialect to cxx0x.
10266 2007-06-07 Geoffrey Keating <geoffk@apple.com>
10267 Hui-May Chang <hm.chang@apple.com>
10269 * doc/invoke.texi (Darwin Options): Update documentation for
10270 -mmacosx-version-min.
10271 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
10272 * config/darwin-driver.c: New file.
10273 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
10274 * config/t-darwin (darwin-driver.o): New rule.
10276 * config/darwin-c.c (version_as_macro): Ignore low digit.
10278 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
10280 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
10281 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
10282 (CSGNMODE): New mode macro.
10283 (CSGNVMODE): New mode attribute.
10284 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
10285 expander using CSGNMODE mode macro. Handle TFmode.
10286 (copysign<mode>3_const): Rename from copysignsf3_const and
10287 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
10289 (copysign<mode>3_var): Rename from copysignsf3_var and
10290 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
10292 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
10293 mode macro. Handle TFmode.
10294 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
10295 (iortf3, *iortf3): Ditto.
10296 (xortf3, *xortf3): Ditto.
10297 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
10298 TFmode and TImode masks.
10299 (ix86_expand_copysign): Expand TFmode copysign insn.
10300 (IX86_BUILTIN_INFQ): New.
10301 (IX86_BUILTIN_FABSQ): Ditto.
10302 (IX86_BUILTIN_COPYSIGNQ): Ditto.
10303 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
10304 [__builtin_fabsq]: Ditto.
10305 [__builtin_copysignq]: Ditto.
10306 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
10307 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
10308 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
10309 ix86_expand_binop_builtin().
10311 2007-06-07 Bob Wilson <bob.wilson@acm.org>
10313 * config/xtensa/lib1funcs.asm: Clean up whitespace.
10315 2007-06-07 Steve Ellcey <sje@cup.hp.com>
10318 * rtl.h (push_to_sequence2): New.
10319 * emit-rtl.c (push_to_sequence2): New.
10320 * function.c (assign_parm_data_all): Add new fields.
10321 (assign_parm_setup_block): Call push_to_sequence2 instead of
10323 (assign_parm_setup_reg): Ditto.
10324 (assign_parm_setup_stack): Ditto.
10325 (assign_parms_unsplit_complex): Ditto.
10326 (assign_parms): Change field name.
10328 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
10330 PR tree-optimization/32220
10331 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
10332 phi node is reached before defining statement.
10334 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10337 * tree-vect-transform.c (vectorizable_call): Call update_stmt
10338 after changing the right hand side of the assignment.
10340 2007-06-06 Eric Christopher <echristo@apple.com>
10342 * config.gcc (i?86-*-darwin*): Remove arch parameter.
10343 (x86_64-*-darwin*): Ditto.
10344 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
10345 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
10347 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10349 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
10350 coding conventions.
10351 (add_key): Likewise.
10352 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
10353 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
10355 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
10357 (add_cost_one_coalesce): Likewise.
10358 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
10359 variable names. Rename orig to orig_name for consistency.
10360 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
10361 coding conventions.
10362 (cprop_into_successor_phis): Avoid using C++ keywords as variable
10364 (record_equivalences_from_stmt): Likewise.
10365 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
10366 the coding conventions.
10367 (memory_ssa_name_same): Likewise.
10368 (dse_optimize_stmt): Likewise.
10369 (dse_record_phis): Likewise.
10370 (dse_finalize_block): Likewise.
10371 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
10372 keywords as variable names.
10373 (may_move_till): Cast according to the coding conventions.
10374 (force_move_till_expr): Avoid using C++ keywords as variable names.
10375 (force_move_till): Cast according to the coding conventions.
10376 (memref_hash): Likewise.
10377 (memref_eq): Likewise.
10378 (gather_mem_refs_stmt): Likewise.
10379 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
10380 using C++ keywords as variable names.
10381 (idx_find_step): Cast according to the coding conventions.
10382 (idx_record_use): Likewise.
10383 (find_depends): Likewise.
10384 (prepare_decl_rtl): Likewise.
10385 (mbc_entry_hash): Likewise.
10386 (mbc_entry_eq): Likewise.
10387 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
10388 (simplify_replace_tree): Avoid using C++ keywords as variable names.
10389 (idx_infer_loop_bounds): Cast according to the coding conventions.
10390 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
10391 * tree-ssa-math-opts.c (occ_new ): Likwise.
10392 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
10394 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
10396 (add_use_op): Likewise.
10397 (add_vop): Likewise.
10398 (add_vuse_op): Likewise.
10399 (add_vdef_op): Likewise.
10400 (get_expr_operands): Likewise.
10401 (push_stmt_changes): Use type safe memory macros.
10402 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
10403 keywords as variable names.
10404 (conditional_replacement): Likewise.
10405 (minmax_replacement): Likewise.
10406 (abs_replacement): Likewise.
10407 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
10408 coding conventions.
10409 (insert_fake_stores): Avoid using C++ keywords as variable names.
10410 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
10412 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
10413 (heapvar_insert): Use type safe memory macros.
10414 (new_var_info): Cast according to the coding conventions.
10415 (new_constraint): Likewise.
10416 (remove_preds_and_fake_succs): Use type safe memory macros.
10417 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
10419 (thread_single_edge): Likewise.
10420 (thread_through_loop_header): Likewise.
10422 2007-06-06 Eric Christopher <echristo@apple.com>
10424 * config/i386/i386.c (override_options): Move handling
10425 of TARGET_SUBTARGET* earlier.
10427 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
10429 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
10432 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
10434 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
10435 emited outside of basic block.
10436 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
10437 the created blocks.
10438 * rtl.h (delete_insn_chain): Declaration changed.
10439 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
10441 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
10442 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
10443 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
10444 to delete_insn_chain.
10445 (rtl_verify_flow_info_1): Verify that the insns in header and footer
10446 do not have bb field set.
10447 (rtl_verify_flow_info): Verify that insns between basic blocks do not
10449 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
10450 * cfgcleanup.c (try_optimize_cfg): Ditto.
10452 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10454 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
10455 (lambda_body_vector_new): Use type safe memory macros.
10456 (lambda_linear_expression_new): Likewise.
10457 (lambda_loopnest_new): Likewise.
10458 (lambda_lattice_new): Likewise.
10459 (replace_uses_equiv_to_x_with_y): Cast according to the coding
10460 conventions. Use type safe memory macros.
10461 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
10462 (lambda_body_vector_s): Likewise.
10463 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
10464 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
10466 2007-06-06 Richard Guenther <rguenther@suse.de>
10468 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
10469 if we need to schedule cfg_cleanup.
10470 (tree_ssa_forward_propagate_single_use_vars): Do so.
10472 2007-06-06 Ian Lance Taylor <iant@google.com>
10474 * fold-const.c (merge_ranges): If range_successor or
10475 range_predecessor fail, just return 0.
10477 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10479 PR tree-optimization/32216
10480 * tree-vectorizer.c (supportable_widening_operation): Determine
10481 signedness of FIX_TRUNC_EXPR from output operand.
10482 (supportable_narrowing_operation): Ditto.
10483 * tree-vect-generic.c (expand_vector_operations_1): Determine
10484 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
10485 from input operand.
10487 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
10489 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
10490 (struct pta): ...from here. Change flags to unsigned to avoid
10491 excessive casting (as it is used as a bit mask).
10492 (override_options): Add casts according to the coding convenventions.
10493 (x86_64_elf_unique_section): Likewise.
10494 (examine_argument): Avoid using C++ keywords as variable names.
10495 (construct_container): Likewise.
10496 (legitimize_pic_address): Likewise.
10497 (get_dllimport_decl): Cast according to the coding conventions. Use
10498 type safe memory macros.
10499 (legitimize_address): Cast according to the coding conventions.
10500 (emit_i387_cw_initialization): Corrected the type of slot to enum
10502 (ix86_init_machine_status): Use type safe memory macros.
10503 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
10504 (bdesc_pcmpistr): Likewise.
10505 (bdesc_crc32): Likewise.
10506 (bdesc_sse_3arg): Likewise.
10507 (bdesc_2arg): Likewise.
10508 (bdesc_1arg): Likewise.
10509 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
10510 (ix86_expand_sse_pcmpistr): Likewise.
10511 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
10512 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
10513 int to match the langhook definition.
10514 (ix86_builtin_conversion): Change the type of code to unsigned init to
10515 match the langhook definition.
10516 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
10518 (ix86_preferred_output_reload_class): Likewise.
10519 (ix86_cannot_change_mode_class): Likewise.
10520 (ix86_memory_move_cost): Likewise.
10521 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
10522 avoid excessive casting later on.
10523 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
10525 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10527 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
10528 as flags setting insn.
10529 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
10531 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
10533 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
10534 (UNSPEC_ROUND): New.
10535 ("sse4_1_round<mode>2"): New insn pattern.
10536 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
10538 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
10539 expander using SSEMODEF mode macro. Expand using
10540 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10541 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
10542 expander using SSEMODEF mode macro. Expand using
10543 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10544 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
10545 expander using SSEMODEF mode macro. Expand using
10546 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
10547 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
10548 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
10549 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
10552 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
10553 Sebastian Pop <sebpop@gmail.com>
10555 * lambda.h (build_linear_expr): New.
10556 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
10557 Use build_linear_expr, call fold and force_gimple_operand.
10558 (lambda_loopnest_to_gcc_loopnest): Check that there is
10559 something to insert.
10560 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
10562 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
10564 PR preprocessor/23479
10565 * doc/extend.texi: Document the 0b-prefixed binary integer
10566 constant extension.
10568 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10570 PR tree-optimization/32215
10571 * tree-vectorizer.c (supportable_widening_operation): Return false
10572 for unsupported FIX_TRUNC_EXPR tree code.
10573 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
10575 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
10577 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
10578 register on SPE targets. Change documentation to reflect
10580 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
10581 Change FIXED_SCRATCH to 14 and document why we're keeping r14
10582 out of the register allocation pool.
10583 (rs6000_reg_live_or_pic_offset_p): New function.
10584 (rs6000_emit_prologue): Move the actual saving of LR up to free
10585 r0 for holding r11. Split saving of SPE 64-bit registers into
10586 its own case. Ensure that offsets will always be in-range for
10587 'evstdd' by using r11 as a scratch register to point at the start
10588 of the SPE save area. Save r11 if necessary, as it is the static
10590 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
10591 into its own case. Ensure that offsets will always be in-range
10592 for 'evldd' by using r11 as a scratch register to point at the
10593 start of the SPE save area. Also adjust r11 when restoring
10594 the stack pointer to compensate for pre-loading r11.
10596 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
10598 * cfg.c (init_flow): Use type safe memory macros.
10599 (alloc_block): Likewise.
10600 (unchecked_make_edge): Likewise.
10601 (dump_flow_info): Avoid using C++ keywords as variable names.
10602 (copy_original_table_clear): Cast according to the coding conventions.
10603 (copy_original_table_set): Likewise.
10604 * cfgexpand (label_rtx_for_bb): Likewise.
10605 (expand_gimple_basic_block): Likewise.
10606 * cfghooks.c (dump_bb): Likewise.
10607 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
10609 (lv_add_condition_to_bb): Likewise.
10610 * cfglayout (relink_block_chain): Cast according to the coding
10612 (fixup_reorder_chain): Likewise.
10613 (fixup_fallthru_exit_predecessor): Likewise.
10614 * cfgloop.c (glb_enum_p): Likewise.
10615 (get_exit_description): Likewise.
10616 (dump_recorded_exit): Likewise.
10617 * cfgloop.h (enum loop_estimation): Move out of struct scope...
10618 (struct loop): ... from here.
10619 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
10621 * cfgrtl.c (rtl_create_basic_block): Likewise.
10622 (rtl_split_block): Likewise.
10623 (rtl_dump_bb): Likewise.
10624 (cfg_layout_split_block): Likewise.
10625 (init_rtl_bb_info): Use typesafe memory macros.
10627 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
10628 * graphds.h: Updated all usages of edge to graph_edge.
10629 * graphds.c: Likewise.
10630 * cfgloopanal.c: Likewise.
10632 2007-06-05 Ian Lance Taylor <iant@google.com>
10634 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
10635 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
10636 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
10638 (test_for_singularity): Likewise.
10640 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
10642 * config/i386/constraints.md ("Y2"): Replaced by ...
10644 * config/i386/i386.md: Likewise.
10645 * config/i386/mmx.md: Likewise.
10646 * config/i386/sse.md: Likewise.
10648 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
10650 * config/i386/constraints.md ("z"): Replaced by ...
10652 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
10653 (sse4_1_blendvps): Likewise.
10654 (sse4_1_pblendvb): Likewise.
10655 (sse4_2_pcmpestr): Likewise.
10656 (sse4_2_pcmpestrm): Likewise.
10657 (sse4_2_pcmpestr_cconly): Likewise.
10658 (sse4_2_pcmpistr): Likewise.
10659 (sse4_2_pcmpistrm): Likewise.
10660 (sse4_2_pcmpistr_cconly): Likewise.
10662 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
10664 * matrix-reorg.c (transform_access_sites): Fix computation.
10665 (transform_allocation_sites): Same.
10667 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10669 * config/i386/i386.c (override_options): Use
10670 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
10672 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
10674 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
10675 (nonimm_not_xmm0_operand): Ditto.
10676 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
10677 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
10678 as operand[2] predicate. Require "z" class XMM register for
10679 operand[3]. Adjust asm template.
10680 ("sse4_1_blendvpd"): Ditto.
10681 ("sse4_1_pblendvb"): Ditto.
10682 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
10683 force op2 into xmm0 register for variable blend instructions.
10685 2007-06-04 Tom Tromey <tromey@redhat.com>
10687 * c-tree.h (start_enum): Update.
10688 (build_enumerator): Likewise.
10689 * c-decl.c (enum_next_value): Removed.
10690 (enum_overflow): Likewise.
10691 (start_enum): Add c_enum_contents argument. Don't use globals.
10692 (build_enumerator): Likewise.
10693 * c-tree.h (struct c_enum_contents): New struct.
10695 2007-06-04 Tom Tromey <tromey@redhat.com>
10697 * c-common.c (c_common_get_alias_set): Fix indentation.
10699 2007-06-04 Ian Lance Taylor <iant@google.com>
10701 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
10702 to overflow, reduce overflow infinity to regular infinity.
10703 (vrp_var_may_overflow): New static function.
10704 (vrp_visit_phi_node): Check vrp_var_may_overflow.
10706 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
10708 * stor-layout.c (layout_type): Remove duplicate code.
10710 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
10713 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
10714 before build_common_builtin_nodes ().
10716 2007-06-04 Steve Ellcey <sje@cup.hp.com>
10719 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
10721 2007-06-04 Jan Hubicka <jh@suse.cz>
10723 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
10724 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
10725 instead of _stat version.
10727 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10729 PR tree-optimization/32194
10730 * tree-predcom.c (determine_offset): Check that both references have
10733 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
10735 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
10736 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
10737 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10738 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
10739 Add argument to iterate_fix_dominators call.
10740 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
10741 * gcse.c (hoist_code): Change domby to vector.
10742 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
10743 Add argument to iterate_fix_dominators call.
10744 * loop-doloop.c (doloop_modify): Changed recount_dominator to
10745 recompute_dominator.
10746 * lambda-code.c (perfect_nestify): Ditto.
10747 * cfgloopanal.c: Include graphds.h.
10748 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
10749 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
10750 (mark_irreducible_loops): Use graphds_scc. Remove argument from
10752 * graphds.c: New file.
10753 * graphds.h: New file.
10754 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
10755 (get_dominated_by, get_dominated_by_region): Change return type to
10757 (verify_dominators): Recompute all dominators and compare the results.
10758 (recount_dominator): Renamed to ...
10759 (recompute_dominator): ... this. Do not check that the block is
10760 dominated by entry.
10761 (iterate_fix_dominators): Reimplemented.
10762 (prune_bbs_to_update_dominators, root_of_dom_tree,
10763 determine_dominators_for_sons): New functions.
10764 * et-forest.c (et_root): New function.
10765 * et-forest.h (et_root): Declare.
10766 * Makefile.in (graphds.o): Add.
10767 (cfgloopanal.o): Add graphds.h dependency.
10768 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
10769 * basic-block.h (get_dominated_by, get_dominated_by_region,
10770 iterate_fix_dominators): Declaration changed.
10771 (recount_dominator): Renamed to ...
10772 (recompute_dominator): ... this.
10773 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
10774 (thread_through_all_blocks): Do not free dominance info.
10776 2007-06-03 Andreas Schwab <schwab@suse.de>
10778 * config/m68k/m68k.c (override_options): Don't override
10780 * config/m68k/m68k-modes.def (SF, DF): Define to use
10781 motorola_single_format and motorola_double_format, resp.
10782 * real.c (motorola_single_format): Renamed from
10783 coldfire_single_format.
10784 (motorola_double_format): Renamed from coldfire_double_format.
10785 (encode_ieee_extended): Generate a proper canonical NaN image
10786 respecting canonical_nan_lsbs_set.
10787 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
10789 * real.h: Adjust declarations.
10791 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
10794 * config/sh/sh.md (symGOT_load): Don't schedule insns when
10795 the symbol is generated with the stack protector.
10797 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
10799 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
10800 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
10802 * doc/extend.texi (interrupt): Mention m68k.
10804 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
10806 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
10807 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
10808 (ix86_expand_sse_pcmpestr): Do not check operands for
10809 "register_operand", when insn operand predicate is "register_operand".
10810 (ix86_expand_sse_pcmpistr): Ditto.
10812 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
10813 Uros Bizjak <ubizjak@gmail.com>
10815 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
10816 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
10817 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
10818 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
10819 * config/i386/constraints.md ("z"): New register constraint
10820 for members of SSE_FIRST_REG class.
10821 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
10822 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
10823 SSE_FIRST_REG class.
10824 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
10825 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
10826 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
10827 (IX86_BUILTIN_PCMPESTRM128): Likewise.
10828 (IX86_BUILTIN_PCMPESTRA128): Likewise.
10829 (IX86_BUILTIN_PCMPESTRC128): Likewise.
10830 (IX86_BUILTIN_PCMPESTRO128): Likewise.
10831 (IX86_BUILTIN_PCMPESTRS128): Likewise.
10832 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
10833 (IX86_BUILTIN_PCMPISTRI128): Likewise.
10834 (IX86_BUILTIN_PCMPISTRM128): Likewise.
10835 (IX86_BUILTIN_PCMPISTRA128): Likewise.
10836 (IX86_BUILTIN_PCMPISTRC128): Likewise.
10837 (IX86_BUILTIN_PCMPISTRO128): Likewise.
10838 (IX86_BUILTIN_PCMPISTRS128): Likewise.
10839 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
10840 (struct builtin_description): Change "flag" field to unsigned.
10841 (bdesc_pcmpestr): New builtin description table.
10842 (bdesc_pcmpistr): Likewise.
10843 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
10844 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
10845 Initialize pcmp[ei]str[im] insns for SSE4.2.
10846 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
10847 (ix86_expand_sse_pcmpistr): Likewise.
10848 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
10849 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
10850 (UNSPEC_PCMPISTR): Likewise.
10851 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
10852 (sse4_2_pcmpestri):New isns pattern.
10853 (sse4_2_pcmpestrm): Likewise.
10854 (sse4_2_pcmpestr_cconly): Likewise.
10855 (sse4_2_pcmpistr): New insn patern and splitter.
10856 (sse4_2_pcmpistri):New isns pattern.
10857 (sse4_2_pcmpistrm): Likewise.
10858 (sse4_2_pcmpistr_cconly): Likewise.
10859 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
10862 2007-06-01 David Daney <ddaney@avtrex.com>
10864 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
10865 LOADGP_ABSOLUTE and not binds_local_p.
10867 2007-06-01 Geoffrey Keating <geoffk@apple.com>
10869 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
10871 2007-06-01 Ian Lance Taylor <iant@google.com>
10873 * tree-vrp.c (compare_name_with_value): Always set
10874 used_strict_overflow if we get a result from the variable itself.
10876 2007-06-01 Ian Lance Taylor <iant@google.com>
10878 PR rtl-optimization/31455
10879 * lower-subreg.c (find_decomposable_subregs): Don't decompose
10880 subregs which have a cast between modes which are not tieable.
10882 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
10884 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
10885 breaks after return statements.
10887 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
10889 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
10890 only after no_new_pseudos.
10892 2007-05-31 Eric Christopher <echristo@apple.com>
10894 * expr.c (convert_move): Assert that we don't have a BLKmode
10896 (store_expr): Handle BLKmode moves by calling emit_block_move.
10898 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
10900 * c-typeck.c (build_indirect_ref): Include type in error message.
10901 (build_binary_op): Pass types to binary_op_error.
10902 * c-common.c (binary_op_error): Take two type arguments, print out
10904 * c-common.h (binary_op_error): Update prototype.
10906 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10908 * config/i386/i386.c: Correct coments on -mno-sse4.
10910 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
10912 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
10913 (x86_64-*-*): Likewise.
10914 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
10915 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
10916 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10917 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
10918 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10919 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10920 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10921 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10922 (OPTION_MASK_ISA_SSE4): Likewise.
10923 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
10924 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10925 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
10926 (override_options): Support SSE4.2.
10927 (ix86_build_const_vector): Support SImode and DImode.
10928 (ix86_build_signbit_mask): Likewise.
10929 (ix86_expand_int_vcond): Support V2DImode.
10930 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
10931 (IX86_BUILTIN_CRC32HI): Likewise.
10932 (IX86_BUILTIN_CRC32SI): Likewise.
10933 (IX86_BUILTIN_CRC32DI): Likewise.
10934 (IX86_BUILTIN_PCMPGTQ): Likewise.
10935 (bdesc_crc32): Likewise.
10936 (bdesc_sse_3arg): Likewise.
10937 (ix86_expand_crc32): Likewise.
10938 (ix86_init_mmx_sse_builtins): Support SSE4.2.
10939 (ix86_expand_builtin): Likewise.
10940 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10941 __SSE4_2__ for -msse4.2.
10942 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
10943 (CRC32MODE): Likewise.
10944 (crc32modesuffix): Likewise.
10945 (crc32modeconstraint): Likewise.
10946 (sse4_2_crc32<mode>): Likewise.
10947 (sse4_2_crc32di): Likewise.
10948 * config/i386/i386.opt (msse4.2): New for SSE4.2.
10950 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
10951 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
10952 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
10953 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
10954 (vcondu<mode>): Likewise.
10955 * doc/extend.texi: Document SSE4.2 built-in functions.
10956 * doc/invoke.texi: Document -msse4.2/-msse4.
10958 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
10960 PR tree-optimization/32160
10961 * tree-predcom.c (predcom_tmp_var): New function. Mark created
10962 variable as gimple reg.
10963 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
10965 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
10967 * gcc.c (main): Don't consider linker options when issuing the
10968 warning about a linker input file not being used.
10970 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10972 * tree-vrp.c (compare_names): Initialize sop.
10974 2007-05-30 Dirk Mueller <dmueller@suse.de>
10976 * cgraphunit.c (cgraph_analyze_function): Remove
10977 computation of inline parameters.
10979 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
10981 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
10983 2007-05-30 Richard Sandiford <richard@codesourcery.com>
10985 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
10986 Add vx-common.h. Include vxworks.h between vx-common.h and
10988 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
10990 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
10991 (TARGET_ASM_DESTRUCTOR): Likewise.
10992 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
10993 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
10994 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
10995 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
10996 (VXWORKS_ENDIAN_SPEC): Define.
10997 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
10998 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
10999 VXWORKS_* equivalents.
11000 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
11001 (ASM_FILE_START): Delete.
11002 (TARGET_VERSION): Reformat.
11003 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
11004 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
11005 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
11006 (FPBIT, DPBIT): Define.
11007 (fp-bit.c, dp-bit.c): New rules.
11008 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
11009 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
11010 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
11011 * config/arm/arm.h: Include vxworks-dummy.h.
11012 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
11013 Mark with ATTRIBUTE_UNUSED.
11014 (arm_override_options): Do not allow VxWorks RTP PIC to be used
11015 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
11016 make it incompatible with -msingle-pic-base.
11017 (arm_function_ok_for_sibcall): Return false for calls that might
11018 go through a VxWorks PIC PLT entry.
11019 (require_pic_register): New function, split out from...
11020 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
11022 (arm_load_pic_register): Handle the VxWorks RTP initialization
11023 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
11024 (arm_emit_call_insn): New function.
11025 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
11026 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
11027 (pic_offset_arm): New pattern.
11028 (call, call_value): Use arm_emit_call_insn.
11029 (call_internal, call_value_internal): New expanders.
11030 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
11031 VxWorks unless __PIC__.
11033 2007-05-30 Eric Christopher <echristo@gmail.com>
11035 * genrecog.c: Include regs.h in generated file.
11036 * genemit.c: Ditto. Fix up formatting.
11037 * config/mn10300/constraints.md: New.
11038 * config/mn10300/mn10300.md: Include.
11039 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
11040 Fix up for removed macro.
11041 * config/mn10300/predicates.md (call_address_operand): Ditto.
11042 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
11043 (CONST_OK_FOR_I): Ditto.
11044 (CONST_OK_FOR_J): Ditto.
11045 (CONST_OK_FOR_K): Ditto.
11046 (CONST_OK_FOR_L): Ditto.
11047 (CONST_OK_FOR_M): Ditto.
11048 (CONST_OK_FOR_N): Ditto.
11049 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
11053 (EXTRA_CONSTRAINT): Ditto.
11055 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11057 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
11059 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
11060 OPTION_MASK_ISA_64BIT.
11061 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
11063 2007-05-30 Richard Guenther <rguenther@suse.de>
11065 PR middle-end/32152
11066 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
11067 types for comparison.
11068 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
11069 with original typed arguments.
11070 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
11072 2007-05-30 Jakub Jelinek <jakub@redhat.com>
11074 PR tree-optimization/31769
11075 * except.c (duplicate_eh_regions): Clear prev_try if
11076 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
11078 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
11080 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
11081 * tree-ssa-sink.c (statement_sink_location): Return basic block and
11082 bsi of the location where statements should be inserted.
11083 (sink_code_in_bb): Take bsi from statement_sink_location.
11084 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
11085 instead of bsi_start.
11086 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
11088 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
11089 (bsi_move_before): Document inconsistency with bsi_move_after.
11090 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
11092 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
11094 * config/i386/i386.h (TARGET_ABM): New define.
11095 (TARGET_POPCNT): Ditto.
11096 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
11097 New temporary defines to redefine from OPTION_ISA_* defines.
11098 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
11099 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
11100 (ix86_isa_flags): New extern int declaration.
11101 (TARGET_SUBTARGET_DEFAULT): New define.
11102 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
11103 (TARGET_SUBTARGET32_DEFAULT): Ditto.
11104 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
11105 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11106 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
11107 * config/i386/darwin.h: Change TARGET_64BIT define to
11110 * config/i386/i386.opt (m3dnowa): Define as undocumented option
11111 using existing "ix86_isa_flags" varible.
11112 (m32, m64): Use existing "ix86_isa_flags" variable.
11113 (mmmx, m3dnow): Ditto.
11114 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
11115 (mabm): Define as non-negative option using "x86_abm" variable.
11116 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
11118 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
11119 Rewrite feature test bitmap.
11120 (ix86_isa_flags): New initialized global int varible.
11121 (ix86_isa_flags_explicit): New static int variable.
11122 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
11123 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
11124 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
11125 target_flags_explicit.
11126 (override_options): Remove "target_enable" and "target_disable" fields
11127 from "struct ptt". Update processor_target_table accordingly. Remove
11128 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
11129 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
11130 "target_flags" and "ix86_isa_flags_explicit" instead of
11131 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
11132 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
11133 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
11134 to true when either of PTA_POPCNT or PTA_ABM is set in
11135 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
11136 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
11137 processor_alias_table flags entry. Remove handling of
11138 "target_enable" and "target_disable" fields of processor_target_table.
11139 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
11140 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
11141 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
11142 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
11143 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
11145 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
11147 2007-05-29 David Daney <ddaney@avtrex.com>
11150 * config/mips/mips.c (mips_output_mi_thunk): Emit
11151 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
11153 2007-05-29 Hui-May Chang <hm.chang@apple.com>
11154 * config/i386/i386.c (ix86_function_regparm): Added checking of
11155 ix86_force_align_arg_pointer to determine the number of
11156 register parameters.
11158 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
11160 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
11161 (SET_DR_MISALIGNMENT): New.
11162 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
11163 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
11164 Use SET_DR_MISALIGNMENT.
11165 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
11167 * tree-data-ref.c (create_data_ref, compute_all_dependences,
11168 find_loop_nest): Export.
11169 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
11170 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
11171 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
11172 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
11174 (struct mem_ref): Add field reuse_distance.
11175 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
11176 Initialize reuse_distance field.
11177 (issue_prefetch_ref): Select temporality of prefetch according to
11179 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
11180 self_reuse_distance, determine_loop_nest_reuse): New functions.
11181 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
11182 (tree_ssa_prefetch_arrays): Dump L2 cache size.
11183 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
11186 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
11188 * tree-ssa-alias.c: Add aliasing overview.
11190 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
11191 Danny Smith <dannysmith@users.sourceforge.net>
11194 * config/i386/t-crtfm: Compile crtfastmath.o with
11195 -minline-all-stringops.
11196 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
11197 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
11199 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11201 * doc/md.texi: Document constraints on HP PA-RISC.
11203 * pa/constraints.md: New file.
11204 * pa.md: Include constraints.md.
11205 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
11206 (integer_store_memory_operand, ldil_cint_p): New functions.
11207 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
11208 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11209 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
11210 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
11211 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
11213 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
11216 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
11217 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
11218 case POSTDECREMENT_EXPR>): Return the error_mark_node
11219 if either the real or imaginary parts would an
11222 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
11224 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
11225 name when we remove it from a call.
11227 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
11229 * targhooks.c (default_narrow_bitfield): Remove.
11230 * targhooks.h: Remove the prototype for
11231 default_narrow_bitfield.
11233 * langhooks-def.h: Remove the prototype for
11234 hook_get_alias_set_0.
11235 * langhooks.c (hook_get_alias_set_0): Remove.
11237 * global.c (EXECUTE_IF_CONFLICT): Remove.
11239 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11242 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
11243 return true when truth_value_p is true and the type
11246 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
11248 * doc/install.texi (Prerequisites): We no longer require Autoconf
11249 2.13 for the top-level.
11251 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
11253 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
11254 memory access via x86_expand_vector_move_misalign() only for
11255 TImode values on 32-bit targets.
11257 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
11259 * matrix-reorg.c: New file. Implement matrix flattening and
11260 transposing optimization.
11261 * tree-pass.h: Add matrix reorg pass.
11262 * common.opt: Add fipa-mreorg flag.
11263 * Makefile.in: Add matrix-reorg.c.
11264 * passes.c: Add matrix reorg pass.
11265 * varpool.c (add_new_static_var): New function.
11266 * cgraph.h (add_new_static_var): Declare.
11268 2007-05-27 Eric Christopher <echristo@apple.com>
11270 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
11271 sp_offset depending on stack size. Save r12 depending
11272 on registers we're saving later.
11273 (rs6000_emit_epilogue): Update sp_offset depending only
11276 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
11278 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
11279 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11280 * ifcvt.c (if_convert): Ditto.
11281 * tree-ssa-threadupdate.c (thread_block): Ditto.
11282 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
11283 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11284 verify_loop_closed_ssa): Check number_of_loops instead of
11286 * predict.c (tree_estimate_probability): Ditto.
11287 * tree-if-conv.c (main_tree_if_conversion): Ditto.
11288 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
11289 * modulo-sched.c (sms_schedule): Ditto.
11290 * tree-scalar-evolution.c (scev_const_prop): Ditto.
11291 (scev_finalize): Do not do anything if scev analysis was not
11293 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
11294 current_loops == NULL.
11295 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
11296 * loop-init.c (loop_optimizer_init): Do not free current_loops when
11297 there are no loops.
11298 (loop_optimizer_finalize): Assert that loops were analyzed.
11299 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
11300 rtl_doloop): Check number_of_loops instead of current_loops.
11301 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
11302 current_loops == NULL.
11303 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
11304 gate_tree_vectorize tree_linear_transform, check_data_deps,
11305 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
11306 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
11307 Check number_of_loops instead of current_loops.
11308 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
11309 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
11310 free loops if available.
11311 (execute_pre): Do not pass do_fre to fini_pre.
11313 2007-05-27 Tobias Burnus <burnus@net-b.de>
11315 PR middle-end/32083
11316 * real.c (mpfr_from_real): Fix sign of -Inf.
11318 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
11320 * tree-vect-transform.c (vectorizable_conversion): Initialize
11321 tree_code variables to ERROR_MARK.
11322 (vectorizable_type_demotion): Likewise.
11323 (vectorizable_type_promotion): Likewise.
11325 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11328 * config/i386/i386.md (movti): Handle push operands via
11329 ix86_expand_push().
11331 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11333 * basic-block.h: Remove the prototype for merge_seq_blocks.
11334 * cfgcleanup.c (merge_seq_blocks): Remove.
11336 * tree-flow.h: Remove the prototype for is_aliased_with.
11337 * tree-ssa-alias.c (is_aliased_with): Remove.
11339 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
11341 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
11343 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
11345 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
11346 ix86_expand_sse4_unpack if SSE4.1 is enabled.
11347 (vec_unpacks_hi_v16qi): Likewise.
11348 (vec_unpacku_lo_v16qi): Likewise.
11349 (vec_unpacks_lo_v16qi): Likewise.
11350 (vec_unpacku_hi_v8hi): Likewise.
11351 (vec_unpacks_hi_v8hi): Likewise.
11352 (vec_unpacku_lo_v8hi): Likewise.
11353 (vec_unpacks_lo_v8hi): Likewise.
11354 (vec_unpacku_hi_v4si): Likewise.
11355 (vec_unpacks_hi_v4si): Likewise.
11356 (vec_unpacku_lo_v4si): Likewise.
11357 (vec_unpacks_lo_v4si): Likewise.
11359 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
11361 * c-typeck.c, config/arm/arm.c, config/darwin.c,
11362 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
11363 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
11364 follow spelling conventions in various
11365 warning/error/diagnostic messages.
11367 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
11368 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
11369 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
11370 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
11371 tree-vrp.c: Fix comment typos. Follow spelling conventions.
11372 * doc/tm.texi: Follow spelling conventions.
11374 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11377 * tree-ssa-forwprop.c
11378 (forward_propagate_addr_into_variable_array_index): Remove
11379 the lhs argument. Use the type of def_rhs instead of lhs.
11380 (forward_propagate_addr_expr_1): Update use of
11381 forward_propagate_addr_into_variable_array_index.
11383 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
11384 Nigel Stephens <nigel@mips.com>
11386 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
11387 function attributes, "far" being an alias for "long_call".
11388 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
11389 (mips_near_type_p, mips_far_type_p): New.
11390 (mips_comp_type_attributes): New function to check that attributes
11391 attached to a function type are compatible.
11392 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
11393 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
11394 to the target function of the thunk.
11395 (mips_encode_section_info): Check for "near" and "far" function
11396 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
11398 * config/mips/predicates.md (const_call_insn_operand): Test only
11399 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
11401 * doc/extend.texi (Function Attributes): Document MIPS "near" and
11404 * testsuite/gcc.target/mips/near-far-1.c: New test case.
11405 * testsuite/gcc.target/mips/near-far-2.c: New test case.
11406 * testsuite/gcc.target/mips/near-far-3.c: New test case.
11407 * testsuite/gcc.target/mips/near-far-4.c: New test case.
11409 2007-05-25 Eric Christopher <echristo@apple.com>
11411 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
11412 to x86-darwin configurations.
11413 * config/i386/t-darwin: Add softfp support.
11414 * config/i386/t-darwin64: Ditto.
11415 * config/i386/sfp-machine.h: If mach then don't use
11416 aliasing, emit a stub to call.
11418 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
11420 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
11421 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
11422 tree-predcom.c, tree-ssa-alias-warnings.c,
11423 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
11424 comment typos. Follow spelling conventions.
11425 * doc/cpp.texi, doc/invoke.texi: Fix typos.
11427 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
11430 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
11431 constants into memory. Expand unaligned memory references for
11432 SSE modes via x86_expand_vector_move_misalign() function.
11434 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
11436 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
11437 "memory" attribute for "sseishft" type insn without operands[2].
11439 2007-05-25 Dirk Mueller <dmueller@suse.de>
11440 Marcus Meissner <meissner@suse.de>
11442 * doc/extend.texi (alloc_size): New attribute.
11443 * c-common.c (handle_alloc_size_attribute): New.
11444 * tree-object-size.c (alloc_object_size): Use alloc_size
11445 attribute, if available.
11447 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11449 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
11451 (__builtin_ia32_vec_ext_v2di): Likewise.
11452 (__builtin_ia32_vec_ext_v4si): Likewise.
11453 (__builtin_ia32_vec_ext_v8hi): Likewise.
11454 (__builtin_ia32_vec_ext_v16qi): Likewise.
11455 (__builtin_ia32_vec_set_v8hi): Likewise.
11457 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
11459 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
11461 2007-05-25 Richard Sandiford <richard@codesourcery.com>
11463 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
11464 (arm_is_longcall_p): Rename to...
11465 (arm_is_long_call_p): ...this. Take a single tree argument and
11467 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
11468 (CUMULATIVE_ARGS): Remove call_cookie.
11469 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
11470 (ENCODED_LONG_CALL_ATTR_P): Delete.
11471 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
11472 LONG_CALL_FLAG_CHAR cases.
11473 (ARM_DECLARE_FUNCTION_SIZE): Delete.
11474 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
11475 ARM_DECLARE_FUNCTION_SIZE.
11476 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
11477 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
11478 (arm_encode_call_attribute, current_file_function_operand): Delete.
11479 (arm_function_in_section_p): New function.
11480 (arm_is_longcall_p): Rename to...
11481 (arm_is_long_call_p): ...this. Take the target function as a single
11482 argument and return a bool. Do not rely on call cookies. Check
11483 whether the target symbol is in the same section as the current
11484 function, not just the same compilation unit.
11485 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
11486 (arm_encode_section_info): Don't encode a call type.
11487 * config/arm/arm.md (call, call_value): Update calls to
11488 arm_is_long(_)call_p. Simplify logic.
11489 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
11490 Update calls to arm_is_long(_)call_p.
11492 2007-05-25 Richard Guenther <rguenther@suse.de>
11494 PR tree-optimization/31982
11495 * tree-ssa-forwprop.c
11496 (forward_propagate_addr_into_variable_array_index): Handle arrays
11497 with element size one.
11499 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11501 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
11502 (umulsi3_highpart): Likewise.
11504 2007-05-24 Ian Lance Taylor <iant@google.com>
11506 PR rtl-optimization/32069
11507 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
11510 2007-05-24 Ollie Wild <aaw@google.com>
11512 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
11515 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
11517 * postreload-gcse.c (reg_changed_after_insn_p): New function.
11518 (oprs_unchanged_p): Use it to check all registers in a REG.
11519 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
11520 (reg_set_between_after_reload_p): Delete.
11521 (reg_used_between_after_reload_p): Likewise.
11522 (reg_set_or_used_since_bb_start): Likewise.
11523 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
11524 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
11525 Use reg_set_between_p instead of reg_set_between_after_reload_p.
11526 * rtlanal.c (reg_set_p): Check whether REG overlaps
11527 regs_invalidated_by_call, rather than just checking the
11528 membership of REGNO (REG).
11530 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11532 * doc/passes.texi: Document predictive commoning.
11533 * doc/invoke.texi (-fpredictive-commoning): Document.
11534 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
11535 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
11536 adding indices to the generated name.
11537 (schedule_sm): Pass 0 to get_lsm_tmp_name.
11538 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
11539 * tree-pretty-print.c (op_symbol_1): Renamed to ...
11540 (op_symbol_code): ... and exported.
11541 (dump_omp_clause, op_symbol): Use op_symbol_code
11542 instead of op_symbol_1.
11543 * tree-pass.h (pass_predcom): Declare.
11544 * timevar.def (TV_PREDCOM): New timevar.
11545 * tree-ssa-loop.c (run_tree_predictive_commoning,
11546 gate_tree_predictive_commoning, pass_predcom): New.
11547 * tree-data-ref.c (find_data_references_in_loop): Find the
11548 references in dominance order.
11549 (canonicalize_base_object_address): Ensure that the result has
11551 (dr_analyze_innermost): Export.
11552 (create_data_ref): Code to fail for references with invariant
11554 (find_data_references_in_stmt): ... here.
11555 * tree-data-ref.h (dr_analyze_innermost): Declare.
11556 * tree-affine.c: Include tree-gimple.h and hashtab.h.
11557 (aff_combination_find_elt, name_expansion_hash,
11558 name_expansion_eq, tree_to_aff_combination_expand,
11559 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
11561 * tree-affine.h (aff_combination_constant_multiple_p,
11562 tree_to_aff_combination_expand): Declare.
11563 * tree-predcom.c: New file.
11564 * common.opt (fpredictive-commoning): New option.
11565 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
11566 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
11567 * Makefile.in (tree-predcom.o): Add.
11568 (tree-affine.o): Add TREE_GIMPLE_H dependency.
11569 * passes.c (init_optimization_passes): Add dceloop after
11570 copy propagation in loop optimizer. Add predictive commoning
11571 to loop optimizer passes.
11573 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11575 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
11578 2007-05-24 Jan Hubicka <jh@suse.cz>
11580 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
11582 (genheader): Include statistics.h.
11584 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
11586 * print-rtl.c (flag_dump_unnumbered): Update comments.
11587 (print_rtl): Fix my previous change.
11588 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
11591 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
11593 PR middle-end/32018
11594 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
11596 (thread_through_all_blocks): Call initialize_original_copy_tables
11597 and free_original_copy_tables.
11598 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
11600 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11601 * cfghooks.c (duplicate_block): Use get_loop_copy.
11602 * cfg.c: Include cfgloop.h.
11603 (loop_copy): New hash table.
11604 (initialize_original_copy_tables): Initialize loop_copy table.
11605 (free_original_copy_tables): Free loop_copy table.
11606 (copy_original_table_clear, copy_original_table_set,
11607 set_loop_copy, get_loop_copy): New functions.
11608 (set_bb_original, set_bb_copy): Use copy_original_table_set.
11609 * cfgloop.h (struct loop): Remove copy field.
11610 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
11611 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
11613 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11615 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
11616 -msse/-msse2/-msse3.
11618 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
11620 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
11621 __builtin_ia32_vec_set_v2di with MASK_64BIT.
11623 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
11626 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
11627 * targhooks.h (default_mangle_decl_assembler_name): Declare
11629 * targhooks.c (default_mangle_decl_assembler_name): Define
11631 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
11633 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
11634 * langhooks.c (lhd_set_decl_assembler_name): Call
11635 targetm.mangle_decl_assembler_name for names with global scope.
11637 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
11639 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
11640 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
11642 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
11643 New. Factored out of i386_pe_encode_section_info.
11644 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
11645 Move check for prior decoration of stdcall
11646 symbols to i386_pe_encode_section_info.
11647 (i386_pe_encode_section_info): Adjust call to
11648 gen_stdcall_or_fastcall_suffix. Use
11649 i386_pe_maybe_mangle_decl_assembler_name, if needed.
11650 (i386_pe_mangle_decl_assembler_name): New. Wrap
11651 i386_pe_maybe_mangle_decl_assembler_name.
11653 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11655 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
11656 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
11657 * langhooks.c (get_signed_or_unsigned_type): Don't check for
11658 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
11659 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
11662 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
11663 Nigel Stephens <nigel@mips.com>
11664 Richard Sandiford <richard@codesourcery.com>
11666 Fix up MIPS16 hard float and add support for complex.
11668 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
11669 (TARGET_SOFT_FLOAT_ABI): New.
11670 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
11671 __mips_soft_float to reflect the ABI in use, not whether the
11672 FPU is directly accessible (e.g., in MIPS16 mode).
11673 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
11674 (UNITS_PER_FPVALUE): Likewise.
11676 * config/mips/mips.c (mips_expand_call): Remove redundant
11677 TARGET_MIPS16 check.
11678 (mips_arg_regno): New.
11679 (function_arg_advance): When setting bits in cum->fp_code for
11680 MIPS16, don't subtract 1 from cum->arg_number, since it is now
11682 (function_arg): Use mips_arg_regno.
11683 (mips_return_mode_in_fpr_p): New.
11684 (mips16_call_stub_mode_suffix): New.
11685 (mips16_cfun_returns_in_fpr_p): New.
11686 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
11687 (mips_output_function_prologue): Test mips16_hard_float, not
11688 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
11689 (mips_expand_epilogue): Call MIPS16 helper routines to copy
11690 return value into a floating-point register.
11691 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
11692 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
11693 (mips16_fp_args): Handle MIPS32r2 ISA which supports
11694 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
11695 word of double arguments from or to the high bits of 64-bit
11696 floating point registers.
11697 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
11698 (mips16_fpret_double): New helper function.
11699 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
11700 support for complex modes. Fill in DECL_RESULT for stubdecl.
11701 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
11703 * config/mips/mips16.S
11704 (RET, ARG1, ARG2): New.
11705 (MERGE_GPRf, MERGE_GPRt): New.
11706 (DELAYt, DELAYf): New.
11707 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
11708 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
11709 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
11710 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
11711 (SFOP): Renamed to...
11712 (OPSF3): This, and macro-ified. Updated all uses.
11713 (SFOP2): Renamed to...
11714 (OPSF2): This, and macro-ified. Updated all uses.
11715 (SFCMP): Renamed to...
11716 (CMPSF): This, and macro-ified. Updated all uses.
11717 (SFREVCMP): Renamed to...
11718 (REVCMPSF): This, and macro-ified. Updated all uses.
11719 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
11720 (LDDBL1, LDDBL2, RETDBL): Deleted.
11721 (DFOP): Renamed to...
11722 (OPDF3): This, and macro-ified. Updated all uses.
11723 (DFOP2): Renamed to...
11724 (OPDF2): This, and macro-ified. Updated all uses.
11725 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
11726 (DFCMP): Renamed to...
11727 (CMPDF): This, and macro-ified. Updated all uses.
11728 (DFREVCMP): Renamed to...
11729 (REVCMPDF): This, and macro-ified. Updated all uses.
11730 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
11731 (RET_FUNCTION): New.
11732 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
11733 (__mips16_ret_sc, __mips16_ret_dc): New.
11734 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
11735 STUB_ARGS_6, STUB_ARGS_10): New.
11736 (CALL_STUB_NO_RET): New.
11737 (__mips16_call_stub_1): Macro-ified.
11738 (__mips16_call_stub_5): Macro-ified.
11739 (__mips16_call_stub_2): Macro-ified.
11740 (__mips16_call_stub_6): Macro-ified.
11741 (__mips16_call_stub_9): Macro-ified.
11742 (__mips16_call_stub_10): Macro-ified.
11743 (CALL_STUB_RET): New.
11744 (__mips16_call_stub_sf_0): Macro-ified.
11745 (__mips16_call_stub_sf_1): Macro-ified.
11746 (__mips16_call_stub_sf_5): Macro-ified.
11747 (__mips16_call_stub_sf_2): Macro-ified.
11748 (__mips16_call_stub_sf_6): Macro-ified.
11749 (__mips16_call_stub_sf_9): Macro-ified.
11750 (__mips16_call_stub_sf_10): Macro-ified.
11751 (__mips16_call_stub_df_0): Macro-ified.
11752 (__mips16_call_stub_df_1): Macro-ified.
11753 (__mips16_call_stub_df_5): Macro-ified.
11754 (__mips16_call_stub_df_2): Macro-ified.
11755 (__mips16_call_stub_df_6): Macro-ified.
11756 (__mips16_call_stub_df_9): Macro-ified.
11757 (__mips16_call_stub_df_10): Macro-ified.
11758 (__mips16_call_stub_sc_0): New.
11759 (__mips16_call_stub_sc_1): New.
11760 (__mips16_call_stub_sc_5): New.
11761 (__mips16_call_stub_sc_2): New.
11762 (__mips16_call_stub_sc_6): New.
11763 (__mips16_call_stub_sc_9): New.
11764 (__mips16_call_stub_sc_10): New.
11765 (__mips16_call_stub_dc_0): New.
11766 (__mips16_call_stub_dc_1): New.
11767 (__mips16_call_stub_dc_5): New.
11768 (__mips16_call_stub_dc_2): New.
11769 (__mips16_call_stub_dc_6): New.
11770 (__mips16_call_stub_dc_9): New.
11771 (__mips16_call_stub_dc_10): New.
11773 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
11774 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
11775 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
11777 2007-05-23 Ian Lance Taylor <iant@google.com>
11779 * doc/invoke.texi (Invoking GCC): Document that the order of the
11782 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
11785 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
11786 * config/score/predicate.md (const_pow2, const_npow2): Remove.
11787 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
11791 * config/score/score.c (score_print_operand): Make sure that only
11792 lower bits are used.
11794 2007-05-22 Ian Lance Taylor <iant@google.com>
11796 * tree-vrp.c (avoid_overflow_infinity): New static function,
11797 broken out of set_value_range_to_value.
11798 (set_value_range_to_value): Call avoid_overflow_infinity.
11799 (extract_range_from_assert): Likewise.
11801 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11803 PR middle-end/31095
11804 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
11805 change the type before looking for a COMPOUND_EXPR.
11807 2007-05-22 Ian Lance Taylor <iant@google.com>
11809 * lower-subreg.c (decompose_multiword_subregs): If we change an
11810 insn, call remove_retval_note on it.
11812 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11814 * regs.h (end_hard_regno): New function.
11815 (END_HARD_REGNO, END_REGNO): New macros.
11816 (add_to_hard_reg_set): New function.
11817 (remove_from_hard_reg_set): Likewise.
11818 (in_hard_reg_set_p): Likewise.
11819 (overlaps_hard_reg_set_p): Likewise.
11820 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
11821 (note_btr_set): Use END_HARD_REGNO.
11822 * caller-save.c (setup_save_areas): Use end_hard_regno.
11823 (mark_set_regs): Use END_HARD_REGNO.
11824 (add_stored_regs): Use end_hard_regno.
11825 (mark_referenced_regs): Use add_to_hard_reg_set.
11826 * combine.c (update_table_tick): Use END_REGNO.
11827 (record_value_for_reg): Likewise.
11828 (record_dead_and_set_regs): Likewise.
11829 (get_last_value_validate): Likewise.
11830 (use_crosses_set_p): Likewise.
11831 (reg_dead_at_p_1): Likewise.
11832 (reg_dead_at_p): Likewise.
11833 (mark_used_regs_combine): Use add_to_hard_reg_set.
11834 (move_deaths): Use END_HARD_REGNO.
11835 (reg_bitfield_target_p): Use end_hard_regno.
11836 (distribute_notes): Use END_HARD_REGNO.
11837 * cse.c (mention_regs): Use END_REGNO.
11838 (insert): Use add_to_hard_reg_set.
11839 (invalidate): Use END_HARD_REGNO.
11840 (invalidate_for_call): Likewise.
11841 (exp_equiv_p): Use END_REGNO.
11842 (cse_insn): Likewise.
11843 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
11844 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
11845 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
11846 * function.c (keep_stack_depressed): Use end_hard_regno.
11847 * global.c (global_alloc): Use end_hard_regno.
11848 (global_conflicts): Use add_to_hard_reg_set instead of
11850 (find_reg): Likewise.
11851 (mark_reg_store): Likewise.
11852 (mark_reg_conflicts): Likewise.
11853 (mark_reg_death): Use remove_from_hard_reg_set.
11854 (mark_reg_live_nc): Delete.
11855 (set_preference): Use end_hard_regno.
11856 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
11857 remove_from_hard_reg_set.
11858 (post_mark_life): Use add_to_hard_reg_set.
11859 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
11860 (reg_becomes_live): Use add_to_hard_reg_set.
11861 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
11862 (peep2_find_free_register): Use add_to_hard_reg_set.
11863 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
11864 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
11865 * regrename.c (note_sets): Use add_to_hard_reg_set.
11866 (clear_dead_regs): Use remove_from_hard_reg_set.
11867 (regrename_optimize): Use add_to_hard_reg_set.
11868 (find_oldest_value_reg): Use in_hard_reg_set_p.
11869 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
11870 (hard_reg_set_here_p): Use end_hard_regno.
11871 (decompose): Likewise.
11872 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
11873 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
11874 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
11875 (mark_home_live): Use end_hard_regno.
11876 (spill_hard_reg): Likewise.
11877 (clear_reload_reg_in_use): Likewise.
11878 * reorg.c (delete_prior_computation): Use END_REGNO.
11879 * resource.c (update_live_status): Use END_HARD_REGNO.
11880 (mark_referenced_resources): Use add_to_hard_reg_set.
11881 (mark_set_resources): Likewise.
11882 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
11883 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
11884 (reg_overlap_mentioned_p): Likewise.
11885 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
11886 (covers_regno_no_parallel_p): Use END_REGNO.
11887 (find_regno_note): Likewise.
11888 (find_reg_fusage): Use END_HARD_REGNO.
11889 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
11890 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
11892 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
11894 * mode-switching.c (reg_dies): Change type of second argument to
11896 (optimize_mode_switching): Update accordingly.
11898 2007-05-22 Richard Sandiford <richard@codesourcery.com>
11900 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
11902 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
11903 (hard_reg_set_empty_p): ...these new functions.
11904 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
11905 GO_IF_HARD_REG_SUBSET.
11906 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
11907 instead of GO_IF_HARD_REG_EQUAL.
11908 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
11909 instead of GO_IF_HARD_REG_EQUAL.
11910 * global.c (find_reg): Use hard_reg_set_empty_p instead of
11911 GO_IF_HARD_REG_SUBSET.
11912 (modify_reg_pav): Use hard_reg_set_empty_p instead of
11913 GO_IF_HARD_REG_EQUAL.
11914 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
11915 of GO_IF_HARD_REG_SUBSET.
11916 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
11917 instead of GO_IF_HARD_REG_EQUAL.
11918 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
11919 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
11920 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
11921 of GO_IF_HARD_REG_SUBSET,
11922 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
11923 GO_IF_HARD_REG_SUBSET.
11924 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
11925 instead of GO_IF_HARD_REG_EQUAL.
11926 * config/sh/sh.c (push_regs, calc_live_regs): Use
11927 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
11928 (hard_regs_intersect_p): Delete.
11930 2007-05-22 Janis Johnson <janis187@us.ibm.com>
11932 * doc/sourcebuild.texi (Test Directives) Add dg-message.
11934 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
11935 Richard Henderson <rth@redhat.com>
11937 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
11939 (x86_64-*-*): Likewise.
11941 * i386/i386-modes.def (V2QI): New.
11943 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
11945 (override_options): Support SSE4.1.
11946 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
11947 (IX86_BUILTIN_BLENDPS): Likewise.
11948 (IX86_BUILTIN_BLENDVPD): Likewise.
11949 (IX86_BUILTIN_BLENDVPS): Likewise.
11950 (IX86_BUILTIN_PBLENDVB128): Likewise.
11951 (IX86_BUILTIN_PBLENDW128): Likewise.
11952 (IX86_BUILTIN_DPPD): Likewise.
11953 (IX86_BUILTIN_DPPS): Likewise.
11954 (IX86_BUILTIN_INSERTPS128): Likewise.
11955 (IX86_BUILTIN_MOVNTDQA): Likewise.
11956 (IX86_BUILTIN_MPSADBW128): Likewise.
11957 (IX86_BUILTIN_PACKUSDW128): Likewise.
11958 (IX86_BUILTIN_PCMPEQQ): Likewise.
11959 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
11960 (IX86_BUILTIN_PMAXSB128): Likewise.
11961 (IX86_BUILTIN_PMAXSD128): Likewise.
11962 (IX86_BUILTIN_PMAXUD128): Likewise.
11963 (IX86_BUILTIN_PMAXUW128): Likewise.
11964 (IX86_BUILTIN_PMINSB128): Likewise.
11965 (IX86_BUILTIN_PMINSD128): Likewise.
11966 (IX86_BUILTIN_PMINUD128): Likewise.
11967 (IX86_BUILTIN_PMINUW128): Likewise.
11968 (IX86_BUILTIN_PMOVSXBW128): Likewise.
11969 (IX86_BUILTIN_PMOVSXBD128): Likewise.
11970 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
11971 (IX86_BUILTIN_PMOVSXWD128): Likewise.
11972 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
11973 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
11974 (IX86_BUILTIN_PMOVZXBW128): Likewise.
11975 (IX86_BUILTIN_PMOVZXBD128): Likewise.
11976 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
11977 (IX86_BUILTIN_PMOVZXWD128): Likewise.
11978 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
11979 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
11980 (IX86_BUILTIN_PMULDQ128): Likewise.
11981 (IX86_BUILTIN_PMULLD128): Likewise.
11982 (IX86_BUILTIN_ROUNDPD): Likewise.
11983 (IX86_BUILTIN_ROUNDPS): Likewise.
11984 (IX86_BUILTIN_ROUNDSD): Likewise.
11985 (IX86_BUILTIN_ROUNDSS): Likewise.
11986 (IX86_BUILTIN_PTESTZ): Likewise.
11987 (IX86_BUILTIN_PTESTC): Likewise.
11988 (IX86_BUILTIN_PTESTNZC): Likewise.
11989 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
11990 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
11991 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
11992 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
11993 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
11994 (bdesc_ptest): New.
11995 (bdesc_sse_3arg): Likewise.
11996 (bdesc_2arg): Likewise.
11997 (bdesc_1arg): Likewise.
11998 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
12000 (ix86_expand_sse_4_operands_builtin): New.
12001 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
12002 smaller than 8 bits as the 2nd arg.
12003 (ix86_expand_sse_ptest): New.
12004 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
12005 (ix86_expand_vector_set): Support SSE4.1.
12006 (ix86_expand_vector_extract): Likewise.
12008 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
12009 __SSE4_1__ for -msse4.1.
12011 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
12012 (UNSPEC_INSERTPS): Likewise.
12013 (UNSPEC_DP): Likewise.
12014 (UNSPEC_MOVNTDQA): Likewise.
12015 (UNSPEC_MPSADBW): Likewise.
12016 (UNSPEC_PHMINPOSUW): Likewise.
12017 (UNSPEC_PTEST): Likewise.
12018 (UNSPEC_ROUNDP): Likewise.
12019 (UNSPEC_ROUNDS): Likewise.
12021 * config/i386/i386.opt (msse4.1): New for SSE4.1.
12023 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
12024 (const_pow2_1_to_32768_operand): Likewise.
12026 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
12029 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
12031 (sse4_1_insertps): Likewise.
12032 (*sse4_1_extractps): Likewise.
12033 (sse4_1_ptest): Likewise.
12034 (sse4_1_mulv2siv2di3): Likewise.
12035 (*sse4_1_mulv4si3): Likewise.
12036 (*sse4_1_smax<mode>3): Likewise.
12037 (*sse4_1_umax<mode>3): Likewise.
12038 (*sse4_1_smin<mode>3): Likewise.
12039 (*sse4_1_umin<mode>3): Likewise.
12040 (sse4_1_eqv2di3): Likewise.
12041 (*sse4_1_pinsrb): Likewise.
12042 (*sse4_1_pinsrd): Likewise.
12043 (*sse4_1_pinsrq): Likewise.
12044 (*sse4_1_pextrb): Likewise.
12045 (*sse4_1_pextrb_memory): Likewise.
12046 (*sse4_1_pextrw_memory): Likewise.
12047 (*sse4_1_pextrq): Likewise.
12048 (sse4_1_blendpd): Likewise.
12049 (sse4_1_blendps): Likewise.
12050 (sse4_1_blendvpd): Likewise.
12051 (sse4_1_blendvps): Likewise.
12052 (sse4_1_dppd): Likewise.
12053 (sse4_1_dpps): Likewise.
12054 (sse4_1_movntdqa): Likewise.
12055 (sse4_1_mpsadbw): Likewise.
12056 (sse4_1_packusdw): Likewise.
12057 (sse4_1_pblendvb): Likewise.
12058 (sse4_1_pblendw): Likewise.
12059 (sse4_1_phminposuw): Likewise.
12060 (sse4_1_extendv8qiv8hi2): Likewise.
12061 (*sse4_1_extendv8qiv8hi2): Likewise.
12062 (sse4_1_extendv4qiv4si2): Likewise.
12063 (*sse4_1_extendv4qiv4si2): Likewise.
12064 (sse4_1_extendv2qiv2di2): Likewise.
12065 (*sse4_1_extendv2qiv2di2): Likewise.
12066 (sse4_1_extendv4hiv4si2): Likewise.
12067 (*sse4_1_extendv4hiv4si2): Likewise.
12068 (sse4_1_extendv2hiv2di2): Likewise.
12069 (*sse4_1_extendv2hiv2di2): Likewise.
12070 (sse4_1_extendv2siv2di2): Likewise.
12071 (*sse4_1_extendv2siv2di2): Likewise.
12072 (sse4_1_zero_extendv8qiv8hi2): Likewise.
12073 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
12074 (sse4_1_zero_extendv4qiv4si2): Likewise.
12075 (*sse4_1_zero_extendv4qiv4si2): Likewise.
12076 (sse4_1_zero_extendv2qiv2di2): Likewise.
12077 (*sse4_1_zero_extendv2qiv2di2): Likewise.
12078 (sse4_1_zero_extendv4hiv4si2): Likewise.
12079 (*sse4_1_zero_extendv4hiv4si2): Likewise.
12080 (sse4_1_zero_extendv2hiv2di2): Likewise.
12081 (*sse4_1_zero_extendv2hiv2di2): Likewise.
12082 (sse4_1_zero_extendv2siv2di2): Likewise.
12083 (*sse4_1_zero_extendv2siv2di2): Likewise.
12084 (sse4_1_roundpd): Likewise.
12085 (sse4_1_roundps): Likewise.
12086 (sse4_1_roundsd): Likewise.
12087 (sse4_1_roundss): Likewise.
12088 (mulv4si3): Don't expand for SSE4.1.
12089 (smax<mode>3): Likewise.
12090 (umaxv4si3): Likewise.
12091 (uminv16qi3): Likewise.
12092 (umin<mode>3): Likewise.
12093 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
12095 * doc/extend.texi: Document SSE4.1 built-in functions.
12097 * doc/invoke.texi: Document -msse4.1.
12099 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
12101 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
12102 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
12103 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
12104 (ASM_SPEC): Add asm_pcrel_spec.
12105 (EXTRA_SPECS): Add asm_pcrel_spec.
12107 2007-05-21 David Daney <ddaney@avtrex.com>
12109 * doc/install.texi (Building a cross compiler): Add requirements
12110 for Java cross compiler.
12112 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12114 PR middle-end/31995
12115 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
12116 Add loopno argument. Use evolution_function_is_invariant_rec_p
12117 instead of evolution_function_is_constant_p.
12118 Update calls to evolution_function_is_affine_multivariate_p.
12119 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
12120 Add loopno argument.
12121 * tree-scalar-evolution.c (gather_chrec_stats): Call
12122 evolution_function_is_affine_multivariate_p with a loop
12124 * tree-data-ref.c (analyze_miv_subscript): Likewise.
12125 (analyze_overlapping_iterations): Likewise.
12126 (access_functions_are_affine_or_constant_p): Likewise.
12127 (build_classic_dist_vector_1): If the access functions
12128 are equal, don't do anything.
12130 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
12131 Paolo Carlini <pcarlini@suse.de>
12132 Uros Bizjak <ubizjak@gmail.com>
12134 * c-cppbuiltin.c (c_cpp_builtins): Define
12135 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
12136 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
12137 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
12138 * doc/cpp.texi ([Standard Predefined Macros]): Document.
12140 2007-05-21 Mike Stump <mrs@apple.com>
12142 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
12144 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12146 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
12148 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
12149 implementation if __OPTIMIZE__ is not defined.
12150 (_mm_alignr_pi8): Ditto.
12151 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12152 (_mm_inserti_si64): Ditto.
12153 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12154 (_mm_slli_epi16): Ditto.
12155 (_mm_slli_epi32): Ditto.
12156 (_mm_slli_epi64): Ditto.
12157 (_mm_srai_epi16): Ditto.
12158 (_mm_srai_epi32): Ditto.
12159 (_mm_srli_si128): Ditto.
12160 (_mm_slli_si128): Ditto.
12161 (_mm_srli_epi16): Ditto.
12162 (_mm_srli_epi32): Ditto.
12163 (_mm_srli_epi64): Ditto.
12164 (_mm_extract_epi16): Ditto.
12165 (_mm_insert_epi16): Ditto.
12166 (_mm_shufflehi_epi16): Ditto.
12167 (_mm_shufflelo_epi16): Ditto.
12168 (_mm_shuffle_epi32): Ditto.
12169 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
12170 (_m_pextrw): Ditto.
12171 (_mm_insert_pi16): Ditto.
12172 (_m_pinsrw): Ditto.
12173 (_mm_shuffle_pi16): Ditto.
12174 (_m_pshufw): Ditto.
12175 (_mm_shufle_ps): Ditto.
12176 (_mm_prefetch): Ditto.
12178 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
12180 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
12181 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
12182 * real.c (encode_i370_single, decode_i370_single,
12183 encode_i370_double, decode_i370_double): Functions removed.
12184 (i370_single_format, i370_double_format): Initializations removed.
12185 (real_maxval, round_for_format, exact_real_truncate, significand_size):
12186 Consider the log2_b field to always be one.
12187 (ieee_single_format, mips_single_format, coldfire_single_format,
12188 ieee_double_format, mips_double_format, coldfire_double_format,
12189 ieee_extended_motorola_format, ieee_extended_intel_96_format,
12190 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
12191 ibm_extended_format, mips_extended_format, ieee_quad_format,
12192 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
12193 decimal_single_format, decimal_double_format, decimal_quad_format,
12194 c4x_single_format, c4x_extended_format, real_internal_format): Remove
12195 initialization of log2_b.
12196 * real.h (i370_single_format, i370_double_format): Declarations
12198 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
12199 field to always be one.
12201 2007-05-21 Andreas Schwab <schwab@suse.de>
12203 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
12204 NOTE_INSN_BASIC_BLOCK_P.
12205 (process_for_unwind_directive): Likewise.
12207 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
12209 * builtins.c (expand_builtin_setjmp_setup): Update comment.
12210 * function.h (struct function): Move va_list_gpr_size,
12211 va_list_fpr_size, function_frequency to front of bitfields. Add
12213 (current_function_calls_unwind_init): New.
12214 * except.c (expand_builtin_unwind_init): Set
12215 current_function_calls_unwind_init not
12216 current_function_has_nonlocal_label.
12217 * reload1.c (has_nonexceptional_receiver): New.
12218 (reload): Use it and current_function_calls_unwind_init to
12219 determine whether call-saved regs must be saved.
12221 2007-05-20 Jan Hubicka <jh@suse.cz>
12223 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
12224 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12225 * ddg.c (create_ddg): LIkewise.
12226 * final.c (final): Remove hunk moving line number notes around since
12227 they are no longer present at this stage.
12228 (final_scan_insn): Use NOTE_KIND instead of
12229 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12230 (output_asm_label): Likewise.
12231 * reorg.c (dbr_schedule): Likewise.
12232 * haifa-sched.c (unlink_other_notes): Likewise.
12233 * mode-switching.c (optimize_mode_switching): Likewise.
12234 * graph.c (start_bb): Likewise.
12235 * rtl.def (NOTE): Update description.
12236 * jump.c (squeeze_notes): Delete.
12237 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
12238 NOTE_INSN_BASIC_BLOCK_P when possible.
12239 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
12240 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
12241 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
12242 (dwarf2out_var_location): Likewise.
12243 * cfgbuild.c (make_edges): Likewise.
12244 (find_basic_blocks_1): Likewise.
12245 * function.c (reorder_blocks_1): Likewise.
12246 (epilogue_done): Likewise.
12247 (reposition_prologue_and_epilogue_notes): Likewise.
12248 * print-rtl.c (print_rtx): Likewise; drop code for printing
12250 (print_rtl): Likewise.
12251 (print_rtl_single): Likewise.
12252 * gcse.c (insert_insn_start_bb): Likewise.
12253 * alias.c (init_alias_analysis): Likewise.
12254 * calls.c (fixup_tail_calls): Likewise.
12255 * except.c (sjlj_emit_function_enter): Likewise.
12256 * emit-rtl.c (add_insn_after): Likeiwse.
12257 (emit_label_before): Likewise.
12258 (emit_label_after): Likewise.
12259 (emit_note_before, emit_note_after, emit_note): Update
12260 parameter to be enum insn_note; do not deal with source
12262 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
12263 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
12265 (merge_blocks_move_successor_nojumps): Simplify now when
12266 we don't have BLOCK notes.
12267 (try_optimize_cfg): Likewise.
12268 * cfglayout.c (skip_insns_after_block): Likewise.
12269 (record_effective_endpoints): Likewise.
12270 (duplicate_insn_chain): Likewise.
12271 * varasm.c (output_constant_pool_1): Likewise.
12272 * sched-deps.c (sched_analyze): Likewise.
12273 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
12275 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
12276 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
12277 (SET_INSN_DELETED): Simplify.
12278 (NOTE_LINE_NUMBER): Exterminate.
12279 (NOTE_LINE_KIND): New.
12280 (NOTE_INSN_BASIC_BLOCK_P): Update.
12281 (enum insn_note): Simplify.
12282 (GET_NOTE_INSN_NAME) Simplify.
12283 (emit_note_before, emit_note_after, emit_note): Update prototype.
12284 (squeeze_notes): Remove.
12285 * sched-int.h (NOTE_NOT_BB_P): Update.
12286 * resource.c (mark_target_live_regs): Update.
12287 * sched-rgn.c (debug_dependencies): Update.
12288 * sched-vis.c (print_insn): Update.
12289 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
12290 * config/i386/i386.c (ix86_output_function_epilogue): Update.
12291 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
12292 (TARGET_ADJUST_UNROLL_MAX): Likewise.
12293 (split_branches): Update.
12294 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
12296 (sh_adjust_unroll_max): Exterminate.
12297 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
12298 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
12299 (m68hc11_reorg): Likewise.
12300 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
12301 (emit_predicate_relation_info): Update.
12302 (process_for_unwind_directive): Update.
12303 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
12304 (output_call): Update.
12305 * config/pa/pa.c (output_lbranch): Update.
12306 (output_millicode_call): Update.
12307 (output_call): Update.
12308 (pa_combine_instructions): Update.
12309 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
12310 * config/bfin/bfin.c (gen_one_bundle): Update.
12311 * cfgrtl.c (can_delete_note_p): Update.
12312 (delete_insn): Update.
12313 (rtl_merge_blocks): Update.
12314 (commit_one_edge_insertion): Update.
12315 (rtl_verify_flow_info): Update.
12316 * stmt.c (expand_case): Do not call squeeze_notes.
12318 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12325 * c.opt (Wtype-limits): New.
12326 * doc/invoke.texi (Wtype-limits): Document it.
12327 (Wextra): Enabled by -Wextra.
12328 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12329 * c-common.c (shorten_compare): Warn with Wtype-limits.
12331 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12333 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
12334 inlined function, not as a macro.
12335 (_mm_alignr_pi8): Ditto.
12336 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
12337 (_mm_inserti_si64): Ditto.
12338 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
12339 (_mm_extract_epi16): Ditto.
12340 (_mm_insert_epi16): Ditto.
12341 (_mm_shufflehi_epi16): Ditto.
12342 (_mm_shufflelo_epi16): Ditto.
12343 (_mm_shuffle_epi32): Ditto.
12344 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
12345 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
12347 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
12349 (_m_to_float): Use C89 compatible assignment.
12351 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
12354 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
12356 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12359 * doc/invoke.texi (Wreturn-type): Complete description.
12360 (Wextra): Delete item about return-type warning.
12361 * c-decl.c: Delete redundant Wextra warning.
12363 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
12366 * config/i386/pmmintrin.h: Do not include xmmintrin.h
12367 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
12368 inlined function, not as a macro.
12369 (_mm_prefetch): Ditto.
12370 (_m_pextrw): Ditto.
12371 (_mm_insert_pi16): Ditto.
12372 (_m_pinsrw): Ditto.
12373 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
12374 (_m_pshufw): Ditto. Add const to __N argument.
12375 (_mm_shufle_ps): Ditto. Add const to __mask argument.
12376 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
12377 (_mm_slli_epi32): Ditto.
12378 (_mm_srli_si128): Implement as always inlined function, not as a
12379 macro. Add __inline to function declaration.
12380 (_mm_slli_si128): Ditto.
12382 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
12384 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
12385 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
12387 (struct fenv): New structure.
12388 (FP_HANDLE_EXCEPTIONS): New define.
12389 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
12390 (_FP_DECL_EXP): New define.
12391 (FP_INIT_ROUNDMODE): New define.
12392 (FP_ROUNDMODE): New define.
12394 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12396 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
12397 (Wconversion): Update description.
12398 (Wconversion-sign): New.
12399 * c.opt (Wconversion-sign): New.
12400 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
12401 means disabled for C++. Otherwise, take the status of Wconversion.
12402 * c-common.c (conversion_warning): Warn with either Wconversion or
12404 (warnings_for_convert_and_check): Conditions are already checked by
12405 conversion_warning.
12406 (convert_and_check): Don't check warnings if the conversion failed.
12408 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
12409 Anatoly Sokolov <aesok@dol.ru>
12411 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
12412 avr_epilogue_uses) : Add declaration.
12413 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
12414 * config/avr/constraints.md (R): New constraint.
12415 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
12416 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
12417 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
12418 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
12419 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
12420 call_prologue_saves, epilogue_restores, return_from_epilogue,
12421 return_from_main_epilogue, return_from_interrupt_epilogue,
12422 return_from_naked_epilogue, prologue, epilogue): New patterns.
12423 (jump): Handle symbol reference.
12424 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
12425 avr_output_function_prologue, avr_output_function_epilogue): Remove
12427 (avr_init_machine_status, expand_prologue, expand_epilogue,
12428 avr_asm_function_end_prologue, avr_epilogue_uses,
12429 avr_asm_function_begin_epilogue): New functions.
12430 (prologue_size, epilogue_size, jump_tables_size): Remove global
12432 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
12433 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
12434 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
12435 (avr_override_options): Initialise init_machine_status.
12436 (output_movhi): Handle all stack pointer loads.
12437 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
12438 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
12439 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
12440 (EPILOGUE_USES) Redefine.
12441 (machine_function) Declare.
12443 2007-05-19 Richard Sandiford <richard@codesourcery.com>
12445 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
12446 Use a single return statement.
12448 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12450 PR middle-end/30250
12451 * builtins.c (do_mpfr_lgamma_r): New.
12452 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
12453 * tree.h (CASE_FLT_FN_REENT): New.
12455 2007-05-18 Geoffrey Keating <geoffk@apple.com>
12457 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
12458 (output_die): Use 'unsigned long' with %x.
12459 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
12460 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
12461 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
12463 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
12465 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
12470 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
12471 true if function has no argument.
12473 2007-05-18 DJ Delorie <dj@redhat.com>
12475 * config/mips/mips.c (mips_offset_within_alignment_p): New.
12476 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
12478 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12480 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
12481 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
12482 count_trailing_zeros.
12483 (__i386__): Implement count_leading_zeros using __builtin_clz().
12484 Implement count_trailing_zeros usign __builtin_ctz().
12486 2007-05-18 Richard Sandiford <richard@codesourcery.com>
12488 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
12490 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
12492 PR middle-end/31344
12493 * expr.c (emit_move_change_mode): Change mode of push operands here.
12495 2007-05-17 Ian Lance Taylor <iant@google.com>
12497 PR tree-optimization/31953
12498 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
12499 Change all callers.
12500 (set_value_range_to_null): Call set_value_range_to_value.
12501 (extract_range_from_comparison): Likewise.
12503 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12505 * toplev.c (print_version): Output GMP/MPFR version info.
12507 * builtins.c (CASE_MATHFN_REENT): New macro.
12508 (mathfn_built_in): Use it.
12509 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
12510 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
12511 BUILT_IN_LGAMMAL_R): New.
12512 * doc/extend.texi: Document new builtins.
12514 PR middle-end/31796
12515 * builtins.c (do_mpfr_remquo): New.
12516 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
12517 (fold_builtin_3): Handle BUILT_IN_REMQUO.
12519 PR middle-end/30251
12520 * builtins.c (fold_builtin_1): Handle y0, y1.
12521 (fold_builtin_2): Handle yn.
12523 PR middle-end/30251
12524 * builtins.c (do_mpfr_bessel_n): New.
12525 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
12526 (fold_builtin_2): Handle BUILT_IN_JN.
12528 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
12531 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
12532 TYPE_PRECISION (intmax_type_node).
12534 2007-05-17 Steve Ellcey <sje@cup.hp.com>
12537 * reload.c (subst_reloads): Remove checking.
12539 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12541 PR rtl-optimization/31691
12542 * combine.c (simplify_set): Build a new src pattern instead of
12543 substituting its operands in the COMPARE case.
12545 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
12547 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
12548 (execute_vrp): Preserve loops through jump threading.
12549 * tree-ssa-threadupdate.c (thread_single_edge,
12550 dbds_continue_enumeration_p, determine_bb_domination_status,
12551 thread_through_loop_header): New functions.
12552 (create_edge_and_update_destination_phis,
12553 create_edge_and_update_destination_phis): Set loops for the new blocks.
12554 (prune_undesirable_thread_requests): Removed.
12555 (redirect_edges): Do not pretend that redirect_edge_and_branch can
12557 (thread_block): Do not call prune_undesirable_thread_requests.
12559 (mark_threaded_blocks): Select edges to thread here.
12560 (thread_through_all_blocks): Take may_peel_loop_headers argument.
12561 Thread edges through loop headers independently.
12562 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
12563 * tree-pass.h (TODO_mark_first_instance): New.
12564 (first_pass_instance): Declare.
12565 * cfghooks.c (duplicate_block): Put the block to the original loop
12566 if copy is not specified.
12567 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
12568 jump threading. Pass may_peel_loop_headers to
12569 thread_through_all_blocks according to first_pass_instance.
12570 * cfgloop.h (create_preheader): Declare.
12571 * tree-flow.h (thread_through_all_blocks): Declaration changed.
12572 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
12573 * passes.c (first_pass_instance): New variable.
12574 (next_pass_1): Set TODO_mark_first_instance.
12575 (execute_todo): Set first_pass_instance.
12577 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
12579 PR tree-optimization/24659
12580 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
12581 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
12582 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
12583 OTI_vec_pack_ufix_trunc.
12584 (vec_unpacks_float_hi_optab): Define new macro.
12585 (vec_unpacks_float_lo_optab): Ditto.
12586 (vec_unpacku_float_hi_optab): Ditto.
12587 (vec_unpacku_float_lo_optab): Ditto.
12588 (vec_pack_sfix_trunc_optab): Ditto.
12589 (vec_pack_ufix_trunc_optab): Ditto.
12590 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
12591 and vec_pack_[s|u]fix_trunc_optab using
12592 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
12593 * tree-vectorizer.c (supportable_widening_operation): Handle
12594 FLOAT_EXPR and CONVERT_EXPR. Update comment.
12595 (supportable_narrowing_operation): New function.
12596 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
12597 * tree-vect-transform.c (vectorizable_conversion): Handle
12598 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
12599 (vect_gen_widened_results_half): Move before vectorizable_conversion.
12600 (vectorizable_type_demotion): Call supportable_narrowing_operation()
12601 to check for target support.
12602 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
12603 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
12604 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
12605 for VEC_PACK_FIX_TRUNC_EXPR.
12606 (expand_binop): Special case mode of the result for
12607 vec_pack_[u|s]fix_trunc_optab.
12608 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
12609 vec_pack_[u|s]fix_trunc_optab.
12611 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
12612 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
12613 * tree-pretty-print.c (dump_generic_node): Handle
12614 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
12615 VEC_PACK_FIX_TRUNC_EXPR.
12617 * expr.c (expand_expr_real_1): Ditto.
12618 * tree-inline.c (estimate_num_insns_1): Ditto.
12619 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12621 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
12622 (vec_unpacks_float_lo_v8hi): Ditto.
12623 (vec_unpacku_float_hi_v8hi): Ditto.
12624 (vec_unpacku_float_lo_v8hi): Ditto.
12625 (vec_unpacks_float_hi_v4si): Ditto.
12626 (vec_unpacks_float_lo_v4si): Ditto.
12627 (vec_pack_sfix_trunc_v2df): Ditto.
12629 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
12631 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
12632 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
12633 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
12634 [vec_pack_ufix_trunc]: Ditto.
12635 [vec_unpacks_float_hi]: Ditto.
12636 [vec_unpacks_float_lo]: Ditto.
12637 [vec_unpacku_float_hi]: Ditto.
12638 [vec_unpacku_float_lo]: Ditto.
12640 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
12642 * soft-fp/README: Update for new files.
12643 * soft-fp/floattisf.c: New file.
12644 * soft-fp/floattidf.c: New file.
12645 * soft-fp/floattitf.c: New file.
12646 * soft-fp/floatuntisf.c: New file.
12647 * soft-fp/floatuntidf.c: New file.
12648 * soft-fp/floatuntitf.c: New file.
12649 * soft-fp/fixsfti.c: New file.
12650 * soft-fp/fixdfti.c: New file.
12651 * soft-fp/fixtfti.c: New file.
12652 * soft-fp/fixunssfti.c: New file.
12653 * soft-fp/fixunsdfti.c: New file.
12654 * soft-fp/fixunstfti.c: New file.
12655 * soft-fp/extendxftf.c: New file.
12656 * soft-fp/trunctfxf.c: New file.
12658 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
12659 (__trunctfxf2): Ditto.
12661 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
12662 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
12663 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
12664 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
12665 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
12666 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
12668 * config/i386/t-fprules-softfp64: New file.
12669 * config/i386/sfp-machine.h: New file.
12670 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
12671 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
12672 and soft-fp/t-softfp to tmake_file.
12673 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
12674 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
12676 * config/i386/t-linux64 (softfp_wrap_start): New.
12677 (softfp_wrap_end): New.
12678 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
12679 supported for TARGET_64BIT.
12681 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12683 * c-common.c (c_common_signed_or_unsigned_type): Emulate
12684 c_common_unsigned_type behavior.
12686 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
12688 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
12691 2007-05-16 Eric Christopher <echristo@apple.com>
12693 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
12694 saving after stack push. Set sp_offset whenever we push.
12695 (rs6000_emit_epilogue): Move altivec register restore before
12698 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12700 * configure.ac: Allow sysroots to be relocated under $prefix as
12701 well as $exec_prefix.
12702 * configure: Regenerate.
12704 2007-05-16 Richard Sandiford <richard@codesourcery.com>
12708 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12710 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12711 (gcc_tooldir): Likewise.
12712 * configure: Regenerate.
12713 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12714 old configure.ac gcc_tooldir setting.
12715 (prefix_to_exec_prefix): New variable.
12716 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12717 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12719 2007-05-14 Janis Johnson <janis187@us.ibm.com>
12721 * c-typeck.c (build_binary_op): Return early for error.
12723 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
12725 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
12726 struct nb_iter_bound.
12727 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
12728 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
12729 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
12730 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
12731 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
12732 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
12733 (del_scev_info): Use ggc_free.
12734 (scev_initialize): Allocate scalar_evolution_info in gc memory.
12735 * loop-init.c: Include ggc.h.
12736 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
12737 (loop_optimizer_finalize): Use ggc_free.
12738 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
12739 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
12740 pass_iv_optimize): Add TODO_ggc_collect.
12741 * function.h (struct function): Remove skip marker from
12743 * cfgloop.c: Include ggc.h.
12744 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
12746 (establish_preds): Vector superloops is gc allocated.
12747 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
12749 (flow_loops_find): Vector larray is gc allocated.
12750 (loop_exit_free): Use ggc_free.
12751 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
12752 that head of exits list is now not a part of struct loop.
12753 (record_loop_exits): Allocate exits table in gc memory.
12754 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
12755 that head of exits list is now not a part of struct loop.
12756 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
12757 struct loop_exit): Add GTY marker.
12758 (struct loop): Add GTY marker. Make superloops vector gc allocated.
12759 Add skip marker to aux field. Make head of exits list a separate
12761 (struct loops): Add GTY marker. Make larray vector gc allocated.
12762 Add param marker to exits table.
12763 (get_loops): Type changed.
12764 * Makefile.in (tree-scalar-evolution.o): Add
12765 gt-tree-scalar-evolution.h dependency.
12766 (cfgloop.o, loop-init.o): Add ggc.h dependency.
12767 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
12768 * basic-block.h (struct basic_block_def): Remove skip marker from
12771 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
12773 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
12774 of 0 in the call to expand_expr().
12775 (expand_builtin_mathfn_3): Ditto.
12776 (expand_builtin_interclass_mathfn): Ditto.
12777 (expand_builtin_cexpi): Ditto.
12778 (expand_builtin_int_roundingfn): Ditto.
12779 (expand_builtin_int_roundingfn_2): Ditto.
12780 (expand_builtin_pow): Ditto.
12781 (expand_builtin_powi): Ditto.
12782 (expand_builtin_bswap): Ditto.
12783 (expand_builtin_unop): Ditto.
12784 (expand_builtin_fabs): Ditto.
12785 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
12786 the call to expand_expr().
12787 (expand_builtin_sync_operation): Ditto.
12788 (expand_builtin_compare_and_swap): Ditto.
12789 (expand_builtin_lock_test_and_set): Ditto.
12790 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
12791 instead of 0 in the call to expand_expr().
12792 (expand_builtin_extract_return_addr): Ditto.
12793 (expand_builtin_eh_return): Ditto.
12794 (expand_eh_return): Ditto.
12795 * explow.c (expr_size): Ditto.
12796 * expr.c (optimize_bitfield_assignment_op): Ditto.
12797 (expand_assignement): Ditto.
12798 (store_expr): Ditto.
12799 (store_field): Ditto.
12800 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
12801 the call to expand_expr().
12802 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
12803 in the call to expand_expr().
12804 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
12805 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
12806 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
12808 * optabs.c (expand_vec_shift_expr): Ditto.
12809 (expand_vec_cond_expr): Ditto.
12810 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
12811 call to expand_expr().
12812 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
12813 in the call to expand_expr().
12815 2007-05-14 Dave Korn <dave.korn@artimi.com>
12817 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
12819 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
12821 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
12822 instead of c_common_unsigned_type.
12823 (c_common_unsigned_type): Remove.
12824 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
12825 c_common_unsigned_type.
12826 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
12827 c_common_unsigned_type.
12828 * c-common.h (c_common_unsigned_type): Remove.
12829 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
12830 c_common_unsigned_type.
12831 * c-format.c (check_format_types): Use unsigned_type_for instead of
12832 c_common_unsigned_type.
12833 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12834 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
12835 of c_common_unsigned_type.
12836 * convert.c (convert_to_integer): Use unsigned_type_for instead of
12837 lang_hooks.types.unsigned_type.
12838 * expmed.c (make_tree): Use unsigned_type_for instead of
12839 lang_hooks.types.unsigned_type.
12840 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
12841 lang_hooks.types.unsigned_type.
12842 (build_range_check): Likewise.
12843 (fold_unary): Likewise.
12844 (fold_binary): Likewise.
12845 (fold_ternary): Likewise.
12846 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
12847 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
12848 * tree.c (get_unsigned_type): New.
12849 (unsigned_type_for): Use get_unsigned_type instead of
12850 lang_hooks.types.unsigned_type.
12852 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
12854 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
12855 to m68k_get_function_kind. Update its prototype.
12856 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
12858 (m68k_interrupt_function_p): Return enum m68k_function_type
12859 instead of bool. Rename to m68k_get_function_kind.
12860 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
12861 target is not fido.
12862 (m68k_compute_frame_layout): Don't mark any register for save
12863 if an interrupt_thread attribute is specified.
12864 (m68k_hard_regno_rename_ok): Update a use of
12865 m68k_interrupt_function_p.
12866 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
12867 m68k_interrupt_function_p.
12868 (m68k_function_type): New.
12869 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
12870 for a function with an interrupt_thread attribute.
12871 * doc/extend.texi: Document the interrupt_thread attribute.
12873 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
12875 Fix PR tree-optimization/31911
12876 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
12877 if they didn't change the expression.
12879 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
12881 * tree-scalar-evolution.c (resolve_mixers): Exported.
12882 * tree-scalar-evolution.h (resolve_mixers): Declare.
12883 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
12884 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
12885 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
12886 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
12887 init_array_ref, init_pointer_ref, analyze_indirect_ref,
12888 strip_conversion, analyze_offset_expr, address_analysis,
12889 object_analysis, analyze_offset): Removed.
12890 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
12891 split_constant_offset, canonicalize_base_object_address,
12892 object_address_invariant_in_loop_p, disjoint_objects_p,
12893 dr_may_alias_p, dr_address_invariant_p): New functions.
12894 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
12895 and dr_analyze_alias.
12896 (initialize_data_dependence_relation): Use dr_may_alias_p
12897 and object_address_invariant_in_loop_p.
12898 (compute_self_dependence): Handle the case when
12899 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
12900 (find_data_references_in_stmt): Restrict the analysis of data
12901 references to the given loop nest.
12902 (find_data_references_in_loop): Made static. Pass loop nest to
12903 find_data_references_in_stmt.
12904 (compute_data_dependences_for_loop): Use DR_VOPS.
12905 (free_data_ref): Free DR_VOPS.
12906 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
12907 (struct innermost_loop_behavior): ... new.
12908 (struct base_object_info): Replaced by ...
12909 (struct indices): ... new.
12910 (struct dr_alias): New.
12911 (enum data_ref_type): Removed.
12912 (struct data_reference): Consist of struct innermost_loop_behavior,
12913 struct indices and struct dr_alias.
12914 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
12915 (DR_MEMTAG): Renamed to ...
12916 (DR_SYMBOL_TAG): ... this.
12917 (find_data_references_in_loop): Declaration removed.
12918 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
12919 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
12920 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
12921 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
12923 2007-05-13 Revital Eres <eres@il.ibm.com>
12925 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
12926 which walks virtual def-use chains to find redundant stores.
12927 (dse_optimize_stmt): Call it.
12929 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
12931 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
12932 * passes.c (init_optimization_passes): Move pass_jump_bypass
12935 * basic-block.h (bb_has_eh_pred): Fix style issue.
12937 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
12939 PR rtl-optimization/31848
12940 * loop-invariant.c (move_invariant_reg): If we move an insn
12941 with a REG_EQUAL note, and that insn is not always executed,
12942 remove the REG_EQUAL note.
12944 2007-05-12 Richard Guenther <rguenther@suse.de>
12946 PR tree-optimization/31797
12947 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
12948 propagate into a stmt that has volatile ops.
12950 2007-05-12 Richard Sandiford <richard@codesourcery.com>
12952 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
12953 (gcc_tooldir): Likewise.
12954 * configure: Regenerate.
12955 * Makefile.in (libsubdir_to_prefix): New variable, based on the
12956 old configure.ac gcc_tooldir setting.
12957 (prefix_to_exec_prefix): New variable.
12958 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
12959 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12961 2007-05-11 Silvius Rus <rus@google.com>
12963 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
12964 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
12965 * c-common.h (strict_aliasing_warning): Change return type.
12966 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
12967 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
12968 (build_c_cast): Condition call to strict_aliasing_warning.
12969 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
12970 * flags.h (set_Wstrict_aliasing): Declare.
12971 * opts.c (set_Wstrict_alising): Define, add call to.
12972 * tree-flow.h (strict_aliasing_warning_backend): Declare.
12973 * tree-ssa-alias-warnings.c: New file.
12974 * tree-ssa-alias.c (compute_may_aliases): Add call to
12975 strict_aliasing_warning_backend.
12977 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
12979 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
12980 Use loop_depth and loop_outer accessor functions.
12981 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
12982 determine_invariantness_stmt, move_computations_stmt): Ditto.
12983 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
12984 add_loop, loopify, unloop, fix_loop_structure): Ditto.
12985 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
12986 * tree-scalar-evolution.c (interpret_loop_phi,
12987 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
12988 instantiate_parameters_1, scev_const_prop): Ditto.
12989 * cfghooks.c (make_forwarder_block): Ditto.
12990 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
12991 * modulo-sched.c (loop_canon_p): Ditto.
12992 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
12993 slpeel_can_duplicate_loop_p): Ditto.
12994 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
12995 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
12996 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
12997 cancel_loop, verify_loop_structure): Ditto.
12998 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
12999 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
13000 superloops vector instead of "pred" array.
13001 (establish_preds): Take father loop as an argument. Initialize the
13003 (flow_loop_tree_node_add): Pass father loop to establish_preds.
13004 Do not initialize loop->outer.
13005 (flow_loop_tree_node_remove): Truncate the superloops vector.
13006 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
13007 "pred" merged to "superloops" vector.
13008 (loop_depth, loop_outer): New.
13009 (fel_init): Use loop_outer.
13011 2007-05-11 Jan Hubicka <jh@suse.cz>
13013 * cgraphunit.c: Include gt-cgraphunit.h
13014 (static_ctors, static_dtors): New static vars.
13015 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
13016 based on implementation in c-common.c
13017 (cgraph_finalize_function): Call record_cdtor_fn.
13018 (cgraph_optimize): Call cgraph_build_cdtor_fns.
13019 * decl.c (finish_function): Do not call c_record_cdtor_fn.
13020 (c_write_global_declarations): Do not call c_build_cdtor_fns.
13021 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
13022 build_cdtor, c_build_cdtor_fns): Remove.
13023 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
13024 c_build_cdtor_fns): Remove prototype.
13026 2007-05-11 Paolo Carlini <pcarlini@suse.de>
13029 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
13030 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
13031 * builtins.c (fold_builtin_memchr): New.
13032 (expand_builtin_memchr): Call the latter.
13033 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
13034 * doc/extend.texi ([Other built-in functions provided by GCC]):
13037 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
13039 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
13040 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
13041 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
13042 PFPO_OP1_TYPE_SHIFT): Constants added.
13043 (DFP_ALL): Mode macro defined.
13044 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
13045 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
13046 Insn definitions added.
13047 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
13048 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
13051 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
13053 PR tree-optimization/31885
13054 * tree-chrec.c (chrec_contains_undetermined): Do not consider
13055 NULL_TREE to be undetermined.
13056 (automatically_generated_chrec_p): Return false for NULL.
13058 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13060 * config/bfin/bfin.h (MOVE_RATIO): Define.
13062 2007-05-10 Richard Sandiford <richard@codesourcery.com>
13064 * config.gcc (sparc-wrs-vxworks): New target.
13065 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
13066 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
13067 * config/sparc/sparc.h: Include vxworks-dummy.h.
13068 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
13069 include LABEL_REFs too.
13070 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
13071 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
13073 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
13075 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
13076 (sparc_emit_call_insn): New function.
13077 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
13078 functions when generating VxWorks PIC.
13079 * config/sparc/sparc.md (vxworks_load_got): New pattern.
13080 (call, call_value): Use sparc_emit_call_insn instead of
13083 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13085 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
13087 2007-05-09 Bob Wilson <bob.wilson@acm.org>
13089 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
13090 for floating-point values if HOST_BITS_PER_LONG > 32. Use
13091 split_double instead of operand_subword.
13093 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
13095 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
13096 * config/bfin/bfin.c (bfin_local_alignment): New function.
13097 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
13099 2007-05-08 Chao-ying Fu <fu@mips.com>
13101 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
13102 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
13103 (smsub_widen_optab, umsub_widen_optab): Define.
13104 * optabs.c (init_optabs): Initialize smsub_widen_optab and
13106 * genopinit.c (optabs): Fill in smsub_widen_optab and
13108 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
13109 and umsub_widen_optab to implement multiply-subtract sequences.
13110 * config/mips/mips.md (*msac<u>_di): Rename to...
13111 (<u>msubsidi4): ...this. Extend condition to include
13112 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13113 of operand 0 to "ka" and use the three-operand form of msub<u>
13115 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
13118 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
13120 PR rtl-optimization/28011
13121 * reload.c (push_reload): Set dont_share if IN appears in OUT
13122 also when IN is a PLUS rtx.
13123 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
13126 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
13128 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
13129 call unshare_all_decls.
13130 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
13131 (unshare_all_decls): Remove.
13133 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
13136 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
13139 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
13140 Nigel Stephens <nigel@mips.com>
13142 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
13143 Update comments and all uses.
13144 (MIN_FPRS_PER_FMT): Define.
13145 * config/mips/mips.c (function_arg): Fix to correctly handle
13146 the -mips32r2 -mfp64 -mabi=32 case.
13147 (override_options): Enable use of odd-numbered registers for
13148 SFmode values on MIPS32.
13149 (mips_save_reg_p): Save whole floating-point register pair if
13150 either half is used.
13151 (compute_frame_size): Fix comment.
13153 2007-05-08 Jie Zhang <jie.zhang@analog.com>
13155 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
13156 argument of type bool.
13157 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
13158 argument. Safely select temporary P register according to it.
13159 (do_link): Change call site of add_to_reg accordingly.
13160 (do_unlink): Add epilogue_p as a fourth argument and pass it
13162 (expand_interrupt_handler_epilogue): Change call of do_unlink
13164 (bfin_expand_prologue): Add a third argument sibcall_p.
13165 * config/bfin/bfin.md (epilogue): Change call of
13166 bfin_expand_epilogue accordingly.
13167 (sibcall_epilogue): Likewise.
13168 (eh_return_internal): Likewise.
13170 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
13171 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
13172 * config/bfin/bfin.c (bfin_handle_option): Handle
13173 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
13174 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
13175 Support bf534, bf536 and bf561.
13176 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
13178 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
13181 * config/i386/i386.c (ix86_function_regparm): Process local
13182 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
13184 2007-05-07 Mike Stump <mrs@apple.com>
13186 * doc/invoke.texi (Warning Options): Document that -Wempty-body
13187 also checks for and while statements in C++.
13189 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
13191 * gcc.c (at_file_supplied): New variable.
13192 (main): Set it if we expanded argv.
13193 (do_spec_1): Pass an @-file to the linker if we were called with
13194 an @-file argument and HAVE_GNU_LD.
13195 * collect2.c (at_file_supplied): New variable.
13196 (response_file): New variable.
13197 (collect_exit): Unlink response_file if necessary.
13198 (handler): Likewise.
13199 (do_wait): Likewise.
13200 (main): Set at_file_supplied if we expanded argv.
13201 (collect_execute): Pass an @-file to subprocesses if we were called
13202 with an @-file argument.
13203 * configure.ac: Add define for HAVE_GNU_LD.
13204 * configure: Regenerate.
13205 * config.in: Regenerate.
13207 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
13209 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
13210 operand to HI mode.
13215 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
13217 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
13218 (TARGET_ENCODE_SECTION_INFO): Re-define.
13219 (m32c_encode_section_info): New
13220 (function_vector_handler): New
13221 (current_function_special_page_vector): New
13222 (m32c_special_page_vector_p): New.
13223 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
13225 * config/m32c/jump.md: Added instruction JSRS for functions
13226 with attribute "function_vector".
13227 * doc/extend.texi (function_vector): Added description
13228 for M16C, M32C targets.
13230 2007-05-07 DJ Delorie <dj@redhat.com>
13233 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
13234 ashrpsi3, lshrpsi3): Update shift count constraint.
13236 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
13237 Nathan Froyd <froydnj@codesourcery.com>
13240 * c-incpath.c (add_path): Strip trailing path separators.
13242 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
13244 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
13245 Free dominance info before purging EH edges.
13246 (eliminate_degenerate_phis): Likewise.
13247 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
13249 2007-05-07 Jan Hubicka <jh@suse.cz>
13251 * gimplify.c (gimplify_expr): Do not crash when folding
13252 (void *)(int)&a + 4.
13254 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13257 * c-opts.c (lang_fortran): Make it non static.
13258 * c-common.h (lang_fortran): New prototype.
13259 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
13260 -lang-fortran option was passed by the driver.
13262 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
13264 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
13265 of ASSERT_CHECKING. Tweak message.
13267 2007-05-06 Revital Eres <eres@il.ibm.com>
13270 * loop-unroll.c (insert_var_expansion_initialization):
13271 Initialize the expansions with -zero instead of +zero.
13273 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
13275 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
13276 into pic and non-pic versions. Mark r19 as used for
13277 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
13278 for tgd_load, tld_load and tie_load .
13279 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
13280 version of tgd_load, tld_load and tie_load depending on the
13283 2007-05-04 Ulrich Drepper <drepper@redhat.com>
13284 Jakub Jelinek <jakub@redhat.com>
13286 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
13287 (__do_global_dtors_aux): Use more paranoid loop to run
13288 destructors if HIDDEN_DTOR_LIST_END.
13289 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
13291 2007-05-04 Jakub Jelinek <jakub@redhat.com>
13293 * varasm.c (align_variable): Don't increase alignment for
13294 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
13295 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
13297 2007-05-04 Josh Conner <jconner@apple.com>
13299 * basic-block.h (cdi_direction): Assign values to all enumeration
13301 (dom_computed): Remove.
13302 (dom_info_state): New.
13303 (set_dom_info_availability): New.
13304 * tree-ssa-loop-im.c (determine_invariantness): Initialize
13305 walk_data.dom_direction.
13306 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
13307 instead of dom_computed[].
13308 (split_edge): Likewise.
13309 (create_basic_block): Likewise.
13310 (merge_blocks): Likewise.
13311 * ifcvt.c (find_if_header): Likewise.
13312 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
13313 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
13314 * tree-ssa.c (verify_ssa): Likewise.
13315 * tree-cfg.c (tree_verify_flow_info): Likewise.
13316 (remove_edge_and_dominated_blocks): Likewise.
13317 * dominance.c (dom_computed): Make static.
13318 (calc_dfs_tree_nonrec): Change third param to a bool.
13319 (calc_dfs_tree): Change second param to a bool.
13320 (calc_idioms): Change second param to a bool. Use
13321 dom_convert_dir_to_idx.
13322 (init_dom_info): Validate dir before using.
13323 (dom_convert_dir_to_idx): New.
13324 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
13325 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
13326 (free_dominance_info): Use dom_convert_dir_to_idx.
13327 (get_immediate_dominator): Likewise.
13328 (set_immediate_dominator): Likewise.
13329 (get_dominated_by): Likewise.
13330 (redirect_immediate_dominators): Likewise.
13331 (nearest_common_denominator): Likewise.
13332 (dominated_by_p): Likewise.
13333 (bb_dom_dfs_in): Likewise.
13334 (bb_dom_dfs_out): Likewise.
13335 (recount_dominator): Likewise.
13336 (iterate_fix_dominators): Likewise.
13337 (add_to_dominance_info): Likewise.
13338 (delete_from_dominance_info): Likewise.
13339 (first_dom_son): Likewise.
13340 (next_dom_son): Likewise.
13341 (dom_info_available_p): Likewise.
13342 (dom_info_state): New.
13343 (set_dom_info_availability): New.
13345 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13347 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
13349 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
13351 2007-05-04 Bob Wilson <bob.wilson@acm.org>
13353 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
13354 (subdi3, subdi_carry): Delete.
13356 2007-05-04 Jan Hubicka <jh@suse.cz>
13357 Richard Guenther <rguenther@suse.de>
13359 * opts.c (decode_options): Do not fiddle with inlining
13360 parameters in case of optimizing for size.
13361 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
13362 for size do nothing.
13363 (cgraph_decide_inlining_of_small_function): When optimizing for
13364 size never inline functions increasing caller size.
13365 (cgraph_early_inlining): Inline for size when optimizing for size.
13367 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
13369 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
13370 logical operations piecewise.
13371 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
13372 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
13373 subdi_sesidi_di): Delete.
13374 (add_with_carry): Produce carry in CC instead of a DREG to shorten
13375 the generated sequence. Allow three-reg add in constraints. Rewrite
13376 the rtl expression for carry to avoid zero_extend of a constant.
13377 (sub_with_carry): New pattern.
13378 (adddi3, subdi3): Change into define_expand. For subtract, generate a
13379 different sequence not involving jumps.
13380 (notbi): Now a named pattern.
13382 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
13384 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
13385 Add the note about a significant loss of accuracy of some
13386 mathematical routines when these options are used.
13388 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13390 * haifa-sched.c (rtx_vec_t): New typedef.
13391 (contributes_to_priority_p): Extract piece of priority () into new
13393 (priority): Use the function. Add assertion.
13394 (rank_for_schedule, set_priorities): Add assertion to check that
13395 insn's priority is initialized.
13396 (clear_priorities, calc_priorities): Change signature. Make it update
13397 all relevant insns. Update all callers ('add_to_speculative_block ()'
13398 and 'create_block_check_twin ()').
13399 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
13400 Add new field 'priority_status'.
13401 (INSN_PRIORITY_STATUS): New macro.
13402 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
13404 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13406 * sched-ebb.c (debug_ebb_dependencies): New static function.
13407 (init_ready_list): Use it.
13409 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
13410 with changed signature and 'debug_rgn_dependencies ()'.
13411 (debug_rgn_dependencies): New static function.
13412 (init_ready_list): Use it.
13414 * sched-int.h (debug_dependencies): Declare.
13416 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
13418 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
13420 2007-05-04 Dirk Mueller <dmueller@suse.de>
13422 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
13424 2007-05-03 Jan Hubicka <jh@suse.cz>
13426 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
13427 ((T1)X op (T1)Y), for pointer type in more cases than before.
13429 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
13431 * tree-object-size.c (plus_expr_object_size): When operand size is
13432 unknown, return unknown.
13434 2007-05-03 Dirk Mueller <dmueller@suse.de>
13436 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
13438 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
13441 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
13443 2007-05-03 Janis Johnson <janis187@us.ibm.com>
13445 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
13447 2007-05-03 Joseph Myers <joseph@codesourcery.com>
13449 * config/soft-fp/double.h, config/soft-fp/extended.h,
13450 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
13451 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
13452 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
13453 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
13456 2007-05-03 Ian Lance Taylor <iant@google.com>
13458 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
13459 MASK_PPC_GFXOPT for 8540 or 8548.
13461 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13463 * tree-vect-transform.c (vect_update_inits_of_drs): Use
13464 vect_print_dump_info() to output debug information.
13466 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
13469 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
13470 operands of size 2 when operand is not MEM_P.
13472 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13474 PR tree-optimization/30565
13475 * lambda-code.c (perfect_nestify): Fix updating of dominators.
13477 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
13479 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
13480 (umulsi3_highpart): Use them.
13481 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
13482 for final accumulator to D regisster tranfser.
13484 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
13486 PR tree-optimization/31699
13487 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
13489 (vect_enhance_data_refs_alignment): Compute peel amount using
13490 TYPE_VECTOR_SUBPARTS instead of vf.
13491 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
13493 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
13496 * system.h: Remove inclusion of double-int.h
13497 * tree.h: Include double-int.h
13498 * gengtype.c: Likewise
13499 * cfgloop.h: Likewise
13500 * Makefile.in: Adjust dependencies on double-int.h
13502 2007-05-02 Eric Christopher <echristo@apple.com>
13504 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
13505 -shared to -Zdynamiclib.
13507 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
13510 * c-common.c (strip_pointer_or_array_types): New function.
13511 * c-common.h (strip_pointer_or_array_types): New function declaration.
13513 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
13515 PR tree-optimization/31771
13516 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
13518 2007-05-02 Paul Brook <paul@codesourcery.com>
13520 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
13522 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13524 PR middle-end/29715
13525 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
13528 2007-05-02 Nick Clifton <nickc@redhat.com>
13530 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
13532 2007-05-02 Richard Guenther <rguenther@suse.de>
13534 PR tree-optimization/31146
13535 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
13536 argument, single_use_p. If we have a single use that is
13537 a conversion to the definition rhs type, propagate that rhs.
13538 (forward_propagate_addr_expr): Pass single_use_p argument
13539 to forward_propagate_addr_expr_1.
13541 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
13543 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
13546 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13548 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
13549 'AMD Family 10 core'.
13551 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13553 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
13554 and athlon64-sse3 as improved versions of k8, opteron and athlon64
13555 with SSE3 instruction set support.
13556 * doc/invoke.texi: Likewise.
13558 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13560 * config/i386/i386.c (override_options): Tuning 32-byte loop
13561 alignment for amdfam10 architecture. Increasing the max loop
13562 alignment to 24 bytes.
13564 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
13566 * config/m68k/constraints.md: New.
13567 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
13568 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13569 EXTRA_CONSTRAINT): Remove.
13570 * config/m68k/m68k.md: Include constraints.md.
13571 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
13573 2007-05-01 Ian Lance Taylor <iant@google.com>
13575 PR tree-optimization/31739
13576 * tree-vrp.c (vrp_val_is_max): New static function.
13577 (vrp_val_is_min): New static function.
13578 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
13580 (set_value_range): Use vrp_val_is_{max,min}.
13581 (extract_range_from_assert): Likewise.
13582 (extract_range_from_binary_expr): Likewise.
13583 (extract_range_from_unary_expr): Likewise.
13584 (dump_value_range, vrp_meet): Likewise.
13585 (vrp_visit_phi_node): Likewise.
13586 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
13588 2007-05-01 Mark Mitchell <mark@codesourcery.com>
13590 * config/i386/gmon-sol2.c (size_t): New type.
13591 (intptr_t): Likewise.
13592 (s_textsize): Declare as size_t.
13594 (monstartup): Use size_t for sizes.
13595 (_mcount): Save and restore registers.
13596 (internal_mcount): Pass 0 as the first argument to monstartup
13598 (moncontrol): Convert pointer to appropriately sized integer
13599 before passing to profil.
13601 2007-05-01 Joseph Myers <joseph@codesourcery.com>
13603 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
13604 __NO_FPRS__, not just if _SOFT_DOUBLE.
13605 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
13606 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
13607 also for E500 double.
13608 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
13609 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
13612 2007-05-01 Richard Guenther <rguenther@suse.de>
13614 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
13617 2007-05-01 Joseph Myers <joseph@codesourcery.com>
13619 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
13621 2007-05-01 Jan Hubicka <jh@suse.cz>
13623 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
13626 2007-05-01 Jan Hubicka <jh@suse.cz>
13628 * tree.h (maybe_fold_offset_to_component_ref): Remove.
13629 (maybe_fold_offset_to_reference): Declare.
13630 * fold-const.c (fold_unary): Do not fold
13631 (type *)&A into &A->field_of_type_and_offset_0
13632 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
13633 size is unknown, give up.
13634 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
13636 (maybe_fold_offset_to_reference): New.
13637 (maybe_fold_stmt_indirect): Use it.
13638 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
13639 * gimplify.c (gimplify_conversion): Canonicalize conversions to
13641 (gimplify_expr): Likewise for plus_expr.
13643 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
13645 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
13646 bsi_after_labels. Always insert statements before bsi.
13647 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
13648 * predict.c (apply_return_prediction): Check for empty blocks.
13649 * cfgexpand.c (lab_rtx_for_bb): New variable.
13650 (label_rtx_for_bb): Do not create new tree labels.
13651 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
13652 (tree_expand_cfg): Initialize lab_rtx_for_bb.
13653 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
13655 (label_for_bb): Add field used.
13656 (update_eh_label, main_block_label): Mark the label used.
13657 (cleanup_dead_labels): Remove unused labels.
13659 2007-05-01 Richard Guenther <rguenther@suse.de>
13661 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
13662 if it is not about to be set.
13663 (get_value_range): Do not pre-allocate equiv bitmap.
13664 (update_value_range): No need to clear equiv field.
13665 (add_equivalence): Change prototype to get bitmap pointer.
13666 Allocate bitmap here if it is not already.
13667 (extract_range_from_assert): Do not allocate bitmap here.
13668 Update callers to add_equivalence.
13669 (extract_range_from_ssa_name): Likewise.
13670 (get_vr_for_comparison): New static helper.
13671 (compare_name_with_value): Handle NULL equiv bitmap by
13672 peeling the first iteration of the comparison loop.
13673 Use get_vr_for_comparison.
13674 (compare_names): Handle NULL equiv bitmaps by using fake
13675 ones. Use get_vr_for_comparison.
13677 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
13679 * double-int.c (mpz_set_double_int): Moved from
13680 tree-ssa-loop-niter.c.
13681 (mpz_get_double_int): Likewise; also, add option to wrap
13682 out-of-range integers.
13683 * double-int.h: New prototypes for above.
13684 * tree.c (get_static_type_bounds): Moved from
13685 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
13686 TYPE_MAX_VALUE if they exist..
13687 * tree.h: New prototype for above.
13688 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
13689 get_type_bounds calls.
13690 (mpz_set_double_int): Move to double-int.c.
13691 (get_type_bounds): Move to tree.c, rename to
13692 get_static_type_bounds.
13693 (mpz_to_double_int): Move to double-int.c, rename to
13694 mpz_get_double_int.
13696 2007-04-30 Bob Wilson <bob.wilson@acm.org>
13698 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
13699 DIV0 exception can fall through to a normal return.
13701 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
13703 PR middle-end/22156
13704 Temporarily revert:
13705 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13706 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13707 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13708 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13709 initialize align to silence bogus warning.
13710 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13711 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13713 (struct sra_walk_fns): Remove use_all parameter from use.
13714 (sra_hash_tree): Handle BIT_FIELD_REFs.
13715 (sra_elt_hash): Don't hash bitfld blocks.
13716 (sra_elt_eq): Skip them in parent compares as well. Handle
13718 (sra_walk_expr): Don't maintain or pass down use_all_p.
13719 (scan_use): Remove use_all parameter.
13720 (scalarize_use): Likewise. Re-expand assignment to
13721 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13722 output, and re-scalarize after output. Don't mark anything
13724 (scalarize_ldst): Adjust.
13725 (scalarize_walk_gimple_modify_statement): Likewise.
13726 (build_element_name_1): Handle BIT_FIELD_REFs.
13727 (instantiate_element): Don't warn for any element whose parent
13728 is used as a whole.
13729 (instantiate_missing_elements_1): Return the sra_elt.
13730 (canon_type_for_field): New.
13731 (try_instantiate_multiple_fields): New.
13732 (instantiate_missing_elemnts): Use them.
13733 (mark_no_warning): Removed.
13734 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13735 (REPLDUP, sra_build_elt_assignment): New.
13736 (generate_copy_inout): Use them.
13737 (generate_element_copy): Likewise. Handle bitfld differences.
13738 (generate_element_zero): Don't recurse for blocks. Use
13739 sra_build_elt_assignment.
13740 (generate_one_element_int): Take elt instead of var. Use
13741 sra_build_elt_assignment.
13742 (generate_element_init_1): Adjust.
13743 (scalarize_use, scalarize_copy): Use REPLDUP.
13744 (scalarize_ldst): Move assert before dereference.
13745 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13747 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13750 * tree.c (reconstruct_complex_type): Reconstruct a reference
13752 Also use the same mode for the pointer as the old pointer type.
13754 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13756 * doc/trouble.texi (Interoperation): Remove note about Ultrix
13759 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
13761 PR rtl-optimization/31676
13762 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
13763 (df_refs_record): Call it.
13765 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
13767 * rtl.def (SS_ABS): New code.
13768 * config/bfin/bfin.c (print_operand): New modifier 'v'.
13769 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
13770 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
13771 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
13772 (bfin_init_builtins): Define them.
13773 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
13774 (bfin_expand_builtin): ... and handle the others here.
13775 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
13776 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
13777 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
13778 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
13779 operand is only HImode.
13781 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
13783 * regclass.c (scan_one_insn): Remove splitting of
13786 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
13787 Nigel Stephens <nigel@mips.com>
13789 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
13791 2007-04-28 Jan Hubicka <jh@suse.cz>
13793 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
13794 insn_locators_alloc instead of insn_locators_initialize;
13795 call reset_block_changes.
13796 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13797 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
13798 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
13799 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13800 * config/score/score.c (th_output_mi_thunk): Likewise.
13801 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13802 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
13803 tolerate uninitialized locator info.
13806 * function.c (init_function_start): Don't init line number info.
13807 (expand_function_end): Update.
13808 (reset_block_changes, record_block_change, finalize_block_changes,
13809 check_block_change, free_block_changes): Kill.
13810 * function.h (reset_block_changes, record_block_change,
13811 finalize_block_changes, check_block_change, free_block_changes):
13813 (struct function): Remove ib_boundaries_block.
13814 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13815 Use curr_insn_locator to initialize locator.
13816 (emit_line_note): Remove.
13817 * cfgexpand.c (expand_gimple_cond_expr): Update.
13818 (construct_exit_block): Likewise.
13819 (tree_expand_cfg): Initialize/finalize locators.
13820 * expr.c (expand_expr_real): Update.
13821 * cfglayout.c (line_locators_locs, line_locators_lines,
13822 file_locators_locs, file_locators_files): Remove.
13823 (set_block_levels): Move to cfgexpand.c.
13824 (insn_locators_initialize): Remove.
13825 (pass_insn_locators_initialize): Remove.
13826 (locations_locators_locs, locations_locators_vals): New static vars.
13827 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13829 (insn_locators_alloc, insn_locators_finalize,
13830 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13832 (locator_location): New.
13833 (locator_line, locator_file): Rewrite.
13834 * rtl.h (emit_line_note): Kill.
13835 (insn_locators_alloc, insn_locators_finalize,
13836 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13838 * tree-inline.c (initialize_cfun): Do not initialize
13839 ib_boundaries_block.
13840 * passes.c (pass_insn_locators_initialize): Remove.
13842 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
13844 * tree-cfg.c (move_block_to_fn): Release bb from dominance
13845 info. Update last_basic_block correctly.
13847 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
13850 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
13851 register itself to hold the offset constant. Tell flow the use
13852 of r4 and r5 when they are used.
13854 2007-04-27 Richard Guenther <rguenther@suse.de>
13856 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
13857 if we simplified anything.
13858 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
13859 warnings until we did a simplification and the stmt was not
13860 marked as TREE_NO_WARNING.
13862 2007-04-27 Mike Stump <mrs@apple.com>
13864 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
13866 2007-04-27 Ian Lance Taylor <iant@google.com>
13868 PR middle-end/31710
13869 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
13870 TYPE_MAX_VALUE exist, convert them to the new type.
13872 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13874 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
13875 if it claims to be available.
13876 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
13877 edge is redirected.
13878 (perform_tree_ssa_dce): Always free postdominators.
13880 2007-04-27 Richard Henderson <rth@redhat.com>
13882 * config/alpha/predicates.md (aligned_memory_operand): Mark
13883 as define_special_predicate.
13884 (unaligned_memory_operand, normal_memory_operand): Likewise.
13885 (reg_or_unaligned_mem_operand): Remove.
13886 (any_memory_operand): Match the documentation and check for
13887 non-renumbered pseudos during reload.
13888 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
13889 alpha_secondary_reload_class, update to new interface, make static.
13890 Handle CQImode like HImode. Remove FP subreg check.
13891 (alpha_expand_mov): Use replace_equiv_address.
13892 (alpha_expand_mov_nobwx): Use any_memory_operand.
13893 (TARGET_SECONDARY_RELOAD): New.
13894 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
13895 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
13896 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
13897 * config/alpha/alpha.md: ... here.
13898 (RELOAD12, reloadmode): New.
13900 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
13901 Don't handle the aligned case here.
13902 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
13903 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
13904 reload_inhi_help. Don't expect a scratch register.
13905 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
13907 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
13909 2007-04-27 Richard Guenther <rguenther@suse.de>
13911 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
13913 2007-04-27 Richard Guenther <rguenther@suse.de>
13915 PR tree-optimization/30965
13916 PR tree-optimization/30978
13917 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
13918 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
13919 (find_equivalent_equality_comparison): Likewise.
13920 (simplify_cond): Likewise.
13921 (get_prop_source_stmt): New helper.
13922 (get_prop_dest_stmt): Likewise.
13923 (can_propagate_from): Likewise.
13924 (remove_prop_source_from_use): Likewise.
13925 (combine_cond_expr_cond): Likewise.
13926 (forward_propagate_comparison): New function.
13927 (forward_propagate_into_cond): Rewrite to use fold for
13929 (tree_ssa_forward_propagate_single_use_vars): Call
13930 forward_propagate_comparison to propagate comparisons.
13932 2007-04-27 Richard Guenther <rguenther@suse.de>
13934 PR tree-optimization/31715
13935 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
13936 sure to do computation on the offset in an appropriate
13939 2007-04-27 Richard Sandiford <richard@codesourcery.com>
13941 * reload.h (elimination_target_reg_p): Declare.
13942 * reload.c (find_reloads): Don't apply the reg_rtx move
13943 optimization if the SET_DEST satisfies elimination_target_reg_p.
13944 * reload1.c (elimination_target_reg_p): New function.
13945 (gen_reload): In the move/add2 fallback, make sure that op0
13946 does not overlap the destination register.
13948 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13950 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
13951 transform only GIMPLE_MODIFY_STMTs.
13952 * tree-complex.c (expand_complex_operations_1): Ditto.
13953 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
13954 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
13955 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
13957 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13958 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
13959 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
13960 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
13961 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
13962 slpeel_add_loop_guard): Ditto.
13963 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
13964 * lambda-code.c (perfect_nestify): Ditto.
13965 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
13966 before the first statement.
13967 * tree-optimize.c (execute_free_datastructures): Fix comments.
13968 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
13969 * tree-flow.h (disband_implicit_edges): Declaration removed.
13970 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
13972 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
13973 COND_EXPRs without gotos.
13974 (disband_implicit_edges, has_label_p): Removed.
13975 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
13976 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
13978 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
13980 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
13981 also for COND_EXPRs.
13982 * cfgexpand.c (label_rtx_for_bb): New function.
13983 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
13984 Use label_rtx_for_bb to find the labels.
13985 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
13986 last block. Detect fallthru edges.
13988 2007-04-26 Ian Lance Taylor <iant@google.com>
13991 * reload.c (find_reloads_subreg_address): If the address was valid
13992 in the original mode but not in the new mode, reload the whole
13995 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
13997 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
13998 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
13999 (cleanup_control_expr_graph): Do not invalidate dominance info.
14000 Record altered blocks.
14001 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
14002 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
14003 cleanup_tree_cfg_bb): New functions.
14004 (remove_forwarder_block): Do not maintain the worklist of blocks.
14005 Record altered blocks.
14006 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
14007 not over whole cfg.
14008 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
14009 delete_unreachable_blocks if dominators are not available.
14010 * tree-inline.c (optimize_inline_calls): Free dominance information
14012 * tree-flow.h (remove_edge_and_dominated_blocks,
14013 cfgcleanup_altered_bbs): Altered.
14014 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
14016 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
14018 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
14019 do not invalidate dominators.
14021 2007-04-26 Anatoly Sokolov <aesok@post.ru>
14023 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
14024 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
14025 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14026 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14028 2007-04-26 Steve Ellcey <sje@cup.hp.com>
14030 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
14032 2007-04-26 Richard Guenther <rguenther@suse.de>
14034 PR tree-optimization/31703
14035 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
14036 the right type for the target of the bittest.
14038 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14040 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
14041 ix86_sol10_return_in_memory.
14043 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14045 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
14048 2007-04-26 Jakub Jelinek <jakub@redhat.com>
14051 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
14053 PR tree-optimization/30558
14054 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
14055 clear this_state.prev_try.
14057 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14058 Mark Mitchell <mark@codesourcery.com>
14060 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
14061 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
14062 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
14064 2007-04-26 Richard Sandiford <richard@codesourcery.com>
14067 * doc/invoke.texi (%:print-asm-header): Document.
14068 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
14070 (static_spec_functions): Add print-asm-header.
14071 (main): Print a banner before the --target-help linker options.
14072 (print_asm_header_spec_function): New function.
14074 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
14077 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
14078 (movsf_ie): Likewise.
14080 2007-04-25 Paolo Carlini <pcarlini@suse.de>
14082 * doc/extend.texi ([Type Traits]): Adjust per N2255.
14084 2007-04-25 Bob Wilson <bob.wilson@acm.org>
14086 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
14087 exception for divide-by-zero.
14088 (__umodsi3, __modsi3): Likewise.
14090 2007-04-25 Dirk Mueller <dmueller@suse.de>
14092 * c-typeck.c (build_compound_expr): Annotate warning()
14093 call with OPT_Wunused_value.
14094 * tree-ssa.c (warn_uninit): Annotate warning with
14096 * c-common.c (handle_sentinel_attribute): Annotate warning
14097 call with OPT_Wattributes.
14099 2007-04-25 Thiemo Seufer <ths@mips.com>
14101 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
14102 (mips16): Fix typo.
14103 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
14104 on to the assembler. Improve handling of -mno-mips16. Add handling
14105 of -mno-mips3d, -mno-dsp, -mno-dspr2.
14106 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
14107 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
14108 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
14110 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
14113 * config/i386/winnt.c (i386_pe_file_end): Strip only
14114 USER_LABEL_PREFIX when writing export name.
14116 2007-04-25 Richard Sandiford <richard@codesourcery.com>
14118 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
14119 sh/elf.h, vx-common.h and vxworks.h.
14120 * config/sh/sh.h: Include config/vxworks-dummy.h.
14121 (SUBTARGET_OVERRIDE_OPTIONS): Define.
14122 (OVERRIDE_OPTIONS): Use it.
14123 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
14124 (vxworks_picreg): New pattern.
14125 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
14126 VXWORKS_OS_CPP_BUILTINS.
14127 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
14128 to their VXWORKS_* equivalents.
14129 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
14130 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
14131 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
14132 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
14133 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
14134 -mrtp/-fPIC multilibs.
14135 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
14136 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
14137 (MULTILIB_OSDIRNAMES): Delete.
14139 2007-04-25 Anatoly Sokolov <aesok@post.ru>
14142 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
14144 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
14146 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
14147 rounding mode to be specified by the caller.
14148 (real_to_mpfr) Likewise.
14149 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
14150 include new arguments.
14151 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
14153 2007-04-24 Ian Lance Taylor <iant@google.com>
14155 PR tree-optimization/31605
14156 * tree-vrp.c (set_value_range): Check that min and max are not
14157 both overflow infinities.
14158 (set_value_range_to_value): New static function.
14159 (extract_range_from_binary_expr): Call set_value_range_to_value.
14160 (extract_range_from_cond_expr): Likewise.
14161 (extract_range_from_expr): Likewise.
14162 (extract_range_from_unary_expr): Likewise. Don't create a range
14163 which overflows on both sides.
14164 (vrp_meet): Check for a useless range.
14165 (vrp_visit_phi_node): If we see a constant which looks like an
14166 overflow infinity, turn off the TREE_OVERFLOW flag.
14168 2007-04-24 Ian Lance Taylor <iant@google.com>
14170 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
14172 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
14174 PR diagnostic/25923
14175 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
14176 diagnostic message is being built.
14177 * tree-pretty-print.c (dump_generic_node): Only write the
14178 formatted text into BUFFER's stream if we are not building a
14179 diagnostic message.
14180 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
14182 * Makefile.in (toplev.o): Depend on tree-pass.h.
14184 2007-04-24 Ian Lance Taylor <iant@google.com>
14186 PR tree-optimization/31602
14187 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
14188 conditionals in the copied loop header.
14189 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
14190 warnings if TREE_NO_WARNING is set.
14191 * doc/invoke.texi (Warning Options): Clarify that
14192 -Wstrict-overflow does not warn about loops.
14194 2007-04-24 Janis Johnson <janis187@us.ibm.com>
14196 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
14197 expand on the comment about _Decimal128 arguments and check the
14198 integer result of the modulus operation; for 64-bit ELF ABI, ensure
14199 that _Decimal128 argument uses even/odd register pair.
14200 (function_arg): Ditto.
14202 2007-04-24 Hui-May Chang <hm.chang@apple.com>
14204 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
14205 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
14207 2007-04-24 Richard Guenther <rguenther@suse.de>
14208 Olga Golovanevsky <olga@il.ibm.com>
14210 * fold-const.c (multiple_of_p): Check for bottom
14213 2007-04-24 Richard Henderson <rth@redhat.com>
14215 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
14216 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
14217 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
14218 looking for non-zero bits shifted out. Avoid a recursive call
14219 when constructing the scalar.
14220 (__floatundisf): Likewise.
14222 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
14224 * dwarf2out.c (field_byte_offset): Move the existing logic
14225 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
14226 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
14228 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14231 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
14232 length argument of 0 for memset.
14233 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
14234 unsigned shift instead of the signed variant.
14236 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
14238 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
14239 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
14240 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
14241 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
14242 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
14243 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
14244 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
14245 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
14246 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
14247 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
14248 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
14249 "mul<mode>3", "div<mode>3"): Insn definitions added.
14250 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
14251 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
14252 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
14253 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
14254 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
14255 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
14256 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
14257 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
14258 TARGET_FLOAT_FORMAT): Macro definitions removed.
14259 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
14260 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
14261 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
14262 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
14263 (s390_gen_rtx_const_DI): Function removed.
14264 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
14266 2007-04-24 Richard Sandiford <richard@codesourcery.com>
14268 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
14269 over an external ffs function.
14271 2007-04-24 Chao-ying Fu <fu@mips.com>
14272 Richard Sandiford <richard@nildram.co.uk>
14274 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
14275 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
14276 (smadd_widen_optab, umadd_widen_optab): Define.
14277 * optabs.c (init_optabs): Initialize smadd_widen_optab and
14279 * genopinit.c (optabs): Fill in smadd_widen_optab and
14281 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
14282 and umadd_widen_optab to implement multiply-add sequences.
14283 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
14284 (<u>maddsidi4): ...this. Extend condition to include
14285 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
14286 of operand 0 to "ka" and use the three-operand form of madd<u>
14288 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
14290 * config/mips/constraints.md (ka): New register constraint.
14292 2007-04-24 Jan Hubicka <j@suse.cz>
14296 2007-04-23 Jan Hubicka <jh@suse.cz>
14297 * function.c (init_function_start): Don't init line number info.
14298 (expand_function_end): Update.
14299 (reset_block_changes, record_block_change, finalize_block_changes,
14300 check_block_change, free_block_changes): Kill.
14301 * function.h (reset_block_changes, record_block_change,
14302 finalize_block_changes, check_block_change, free_block_changes):
14304 (struct function): Remove ib_boundaries_block.
14305 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14306 Use curr_insn_locator to initialize locator.
14307 (emit_line_note): Remove.
14308 * cfgexpand.c (expand_gimple_cond_expr): Update.
14309 (construct_exit_block): Likewise.
14310 (tree_expand_cfg): Initialize/finalize locators.
14311 * expr.c (expand_expr_real): Update.
14312 * cfglayout.c (line_locators_locs, line_locators_lines,
14313 file_locators_locs, file_locators_files): Remove.
14314 (set_block_levels): Move to cfgexpand.c.
14315 (insn_locators_initialize): Remove.
14316 (pass_insn_locators_initialize): Remove.
14317 (locations_locators_locs, locations_locators_vals): New static vars.
14318 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14320 (insn_locators_alloc, insn_locators_finalize,
14321 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14323 (locator_location): New.
14324 (locator_line, locator_file): Rewrite.
14325 * rtl.h (emit_line_note): Kill.
14326 (insn_locators_alloc, insn_locators_finalize,
14327 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14329 * tree-inline.c (initialize_cfun): Do not initialize
14330 ib_boundaries_block.
14331 * passes.c (pass_insn_locators_initialize): Remove.
14333 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
14335 * doc/invoke.texi: Removed leading '-' from option index entries.
14337 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
14339 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
14341 (create_phi_node): Use set_phi_nodes.
14342 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
14343 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
14344 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
14345 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
14346 (bsi_start, bsi_last): Use bb_stmt_list.
14347 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
14348 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
14349 Traverse the statements using tsi iterator.
14350 * basic-block.h (struct basic_block_def): Fields stmt_list
14351 and phi_nodes moved to ...
14352 (struct tree_bb_info): ... new structure.
14353 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
14354 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
14355 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
14356 (tree_verify_flow_info): Verify that il.tree is not set for
14357 entry and exit block.
14358 (tree_split_block): Use set_bb_stmt_list.
14360 2007-04-23 Mike Stump <mrs@apple.com>
14362 * config/i386/i386.c (ix86_tune_features
14363 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
14366 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14368 * config/i386/i386.md (prefix_extra): New attribute.
14369 (length): Add prefix_extra.
14371 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
14372 (sse2_movntv2di): Likewise.
14373 (sse2_cvtps2dq): Likewise.
14374 (sse2_cvtpd2pi): Likewise.
14375 (sse2_cvttpd2pi): Likewise.
14376 (*sse2_cvtpd2ps): Likewise.
14377 (*add<mode>3): Likewise.
14378 (sse2_ssadd<mode>3): Likewise.
14379 (sse2_usadd<mode>3): Likewise.
14380 (*sub<mode>3): Likewise.
14381 (sse2_sssub<mode>3): Likewise.
14382 (sse2_ussub<mode>3): Likewise.
14383 (*mulv8hi3): Likewise.
14384 (*smulv8hi3_highpart): Likewise.
14385 (*umulv8hi3_highpart): Likewise.
14386 (sse2_umulv2siv2di3): Likewise.
14387 (sse2_pmaddwd): Likewise.
14388 (ashr<mode>3): Likewise.
14389 (lshr<mode>3): Likewise.
14390 (ashl<mode>3): Likewise.
14391 (sse2_ashlti3): Likewise.
14392 (sse2_lshrti3): Likewise.
14393 (*umaxv16qi3): Likewise.
14394 (*smaxv8hi3): Likewise.
14395 (*uminv16qi3): Likewise.
14396 (*sminv8hi3): Likewise.
14397 (sse2_eq<mode>3): Likewise.
14398 (sse2_gt<mode>3): Likewise.
14399 (*and<mode>3): Likewise.
14400 (sse2_nand<mode>3): Likewise.
14401 (*ior<mode>3): Likewise.
14402 (*xor<mode>3): Likewise.
14403 (sse2_packsswb): Likewise.
14404 (sse2_packssdw): Likewise.
14405 (sse2_packuswb): Likewise.
14406 (sse2_punpckhbw): Likewise.
14407 (sse2_punpcklbw): Likewise.
14408 (sse2_punpckhwd): Likewise.
14409 (sse2_punpcklwd): Likewise.
14410 (sse2_punpckhdq): Likewise.
14411 (sse2_punpckldq): Likewise.
14412 (sse2_punpckhqdq): Likewise.
14413 (sse2_punpcklqdq): Likewise.
14414 (*sse2_pinsrw): Likewise.
14415 (*sse2_pextrw): Likewise.
14416 (sse2_pshufd_1): Likewise.
14417 (sse2_uavgv16qi3): Likewise.
14418 (sse2_uavgv8hi3): Likewise.
14419 (sse2_psadbw): Likewise.
14420 (sse2_pmovmskb): Likewise.
14421 (*sse2_maskmovdqu): Likewise.
14422 (*sse2_maskmovdqu_rex64): Likewise.
14423 (sse4a_extrqi): Likewise.
14424 (sse4a_extrq): Likewise.
14425 (sse3_lddqu): Set prefix_rep.
14426 (sse3_addsubv4sf3): Likewise.
14427 (sse3_haddv4sf3): Likewise.
14428 (sse3_hsubv4sf3): Likewise.
14429 (sse_cvtss2si): Likewise.
14430 (sse_cvtss2si_2): Likewise.
14431 (sse_cvtss2siq): Likewise.
14432 (sse_cvtss2siq_2): Likewise.
14433 (sse_cvttss2si): Likewise.
14434 (sse_cvttss2siq): Likewise.
14435 (sse2_cvttps2dq): Likewise.
14436 (sse3_movshdup): Likewise.
14437 (sse3_movsldup): Likewise.
14438 (sse2_cvtsd2si): Likewise.
14439 (sse2_cvtsd2si_2): Likewise.
14440 (sse2_cvtsd2siq): Likewise.
14441 (sse2_cvtsd2siq_2): Likewise.
14442 (sse2_cvttsd2si): Likewise.
14443 (sse2_cvttsd2siq): Likewise.
14444 (*sse2_cvtpd2dq): Likewise.
14445 (*sse2_cvttpd2dq): Likewise.
14446 (sse2_pshuflw_1): Likewise.
14447 (sse2_pshufhw_1): Likewise.
14448 (sse4a_insertqi): Likewise.
14449 (sse4a_insertq): Likewise.
14450 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
14451 (ssse3_phadddv4si3): Likewise.
14452 (ssse3_phaddswv8hi3): Likewise.
14453 (ssse3_phsubwv8hi3): Likewise.
14454 (ssse3_phsubdv4si3): Likewise.
14455 (ssse3_phsubswv8hi3): Likewise.
14456 (ssse3_pmaddubswv8hi3): Likewise.
14457 (ssse3_pmulhrswv8hi3): Likewise.
14458 (ssse3_pshufbv16qi3): Likewise.
14459 (ssse3_psign<mode>3): Likewise.
14460 (ssse3_palignrti): Likewise.
14461 (abs<mode>2): Likewise.
14462 (ssse3_phaddwv4hi3): Set prefix_extra.
14463 (ssse3_phadddv2si3): Likewise.
14464 (ssse3_phaddswv4hi3): Likewise.
14465 (ssse3_phsubwv4hi3): Likewise.
14466 (ssse3_phsubdv2si3): Likewise.
14467 (ssse3_phsubswv4hi3): Likewise.
14468 (ssse3_pmaddubswv4hi3): Likewise.
14469 (ssse3_pmulhrswv4hi3): Likewise.
14470 (ssse3_pshufbv8qi3): Likewise.
14471 (ssse3_psign<mode>3): Likewise.
14472 (ssse3_palignrdi): Likewise.
14473 (abs<mode>2): Likewise.
14474 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
14475 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
14476 (sse2_pmovmskb): Set mode to SI instead of V2DF.
14478 2007-04-23 Nick Clifton <nickc@redhat.com>
14480 * params.def: Fix formatting of emacs local variables.
14482 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
14484 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
14485 move if inter-unit move isn't allowed.
14486 Don't split moving the first element of V2DI to DI to inter-unit
14487 move if inter-unit move isn't allowed.
14489 2007-04-23 Richard Guenther <rguenther@suse.de>
14491 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
14492 and CDI_POST_DOMINATORS separately.
14494 2007-04-23 Nick Clifton <nickc@redhat.com>
14496 * c.opt (Wformat-contains-nul): Add warning attribute.
14498 2007-04-23 Jan Hubicka <jh@suse.cz>
14500 * function.c (init_function_start): Don't init line number info.
14501 (expand_function_end): Update.
14502 (reset_block_changes, record_block_change, finalize_block_changes,
14503 check_block_change, free_block_changes): Kill.
14504 * function.h (reset_block_changes, record_block_change,
14505 finalize_block_changes, check_block_change, free_block_changes):
14507 (struct function): Remove ib_boundaries_block.
14508 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
14509 Use curr_insn_locator to initialize locator.
14510 (emit_line_note): Remove.
14511 * cfgexpand.c (expand_gimple_cond_expr): Update.
14512 (construct_exit_block): Likewise.
14513 (tree_expand_cfg): Initialize/finalize locators.
14514 * expr.c (expand_expr_real): Update.
14515 * cfglayout.c (line_locators_locs, line_locators_lines,
14516 file_locators_locs, file_locators_files): Remove.
14517 (set_block_levels): Move to cfgexpand.c.
14518 (insn_locators_initialize): Remove.
14519 (pass_insn_locators_initialize): Remove.
14520 (locations_locators_locs, locations_locators_vals): New static vars.
14521 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
14523 (insn_locators_alloc, insn_locators_finalize,
14524 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14526 (locator_location): New.
14527 (locator_line, locator_file): Rewrite.
14528 * rtl.h (emit_line_note): Kill.
14529 (insn_locators_alloc, insn_locators_finalize,
14530 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
14532 * tree-inline.c (initialize_cfun): Do not initialize
14533 ib_boundaries_block.
14534 * passes.c (pass_insn_locators_initialize): Remove.
14536 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14538 PR middle-end/31448
14539 * expr.c (reduce_to_bit_field_precision): Handle
14542 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
14544 PR tree-optimization/24659
14545 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
14546 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
14547 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
14548 * genopinit.c (optabs): Rename vec_pack_mod_optab
14549 to vec_pack_trunc_optab.
14550 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
14551 early for scalar floating point operands for NOP_EXPR.
14552 (vectorizable_type_promotion): Ditto.
14553 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
14554 vec_pack_trunc_optab.
14555 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
14557 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
14558 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
14559 Rename from VEC_PACK_MOD_EXPR.
14560 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
14561 * expr.c (expand_expr_real_1): Ditto.
14562 * tree-inline.c (estimate_num_insns_1): Ditto.
14563 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14565 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
14566 (vec_unpacks_lo_v4sf): Ditto.
14567 (vec_pack_trunc_v2df): Ditto.
14568 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
14569 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14570 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
14572 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
14574 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
14576 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
14577 Rename from VEC_PACK_MOD_EXPR. This expression also represent
14578 packing of floating point operands.
14579 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
14580 represent unpacking of floating point operands.
14581 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
14582 [vec_unpacks_hi]: Ditto.
14583 [vec_unpacks_lo]: Ditto.
14585 2007-04-22 Jan Hubicka <jh@suse.cz>
14587 * final.c (rest_of_handle_final): Call
14588 targetm.asm_out.constructor/targetm.asm_out.destructor
14589 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
14590 proper priority via decl_*_priority_insert.
14591 * c-common.c (c_expand_body): Likewise.
14593 2007-04-22 Richard Guenther <rguenther@suse.de>
14595 PR tree-optimization/29789
14596 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
14597 (rewrite_reciprocal): New helper split out from
14598 determine_invariantness_stmt.
14599 (rewrite_bittest): Likewise.
14600 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
14601 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
14604 2007-04-22 Revital Eres <eres@il.ibm.com>
14606 * loop-unroll.c (var_to_expand): New field to support also
14607 insns of the form x = something + x.
14608 (analyze_insn_to_expand_var): Use it.
14609 (expand_var_during_unrolling): Likewise.
14611 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14613 * predict.c: Include pointer-set.h.
14614 (bb_predictions): New variable.
14615 (tree_predicted_by_p, tree_predict_edge,
14616 remove_predictions_associated_with_edge): Use bb_predictions map
14617 instead of bb->predictions.
14618 (clear_bb_predictions, assert_is_empty): New functions.
14619 (combine_predictions_for_bb): Use bb_predictions map. Call
14620 clear_bb_predictions.
14621 (tree_estimate_probability): Create and free bb_predictions map.
14622 * Makefile.in (predict.o): Add pointer-set.h dependency.
14623 * basic-block.h (struct basic_block_def): Remove predictions
14625 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
14627 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
14630 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
14633 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14635 * timevar.c (timevar_print): Change reference of --disable-checking to
14636 --enable-checking=release. Also warn if assert checking is disabled.
14638 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14641 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
14642 decl as addressable if the compound literal was marked as
14644 Mark the decl as a gimple register if it is a complex or
14645 vector decl and does not live in memory.
14647 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14649 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
14650 (GENERIC_NEXT): New function macro.
14651 (PHI_CHAIN): Use phi_node's new chain variable.
14652 (tree_phi_node): Change tree_common to tree_base
14653 and add the chain field.
14654 * tree-phinodes.c (make_phi_node): Don't set
14655 TREE_TYPE on the new node.
14656 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
14657 instead of checking GIMPLE_TUPLE_P in chain_next.
14658 * tree-vect-transform.c
14659 (get_initial_def_for_induction): Look at
14660 PHI_RESULT_TREE for the type of the phi node.
14661 (update_vuses_to_preheader): Use PHI_CHAIN
14662 instead of TREE_CHAIN on the phi node.
14663 * tree-ssa-structalias.c (compute_points_to_sets):
14665 (ipa_pta_execute): Likewise.
14667 2007-04-21 Richard Guenther <rguenther@suse.de>
14669 PR middle-end/31136
14670 * fold-const.c (fold_unary): Call fold_convert_const on the
14673 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
14675 * gcse.c (store_killed_in_insn): Handle PARALLELs.
14676 (store_killed_in_pat): New.
14678 2007-04-20 Richard Henderson <rth@redhat.com>
14681 * config/i386/i386.c (type_has_variadic_args_p): Look for any
14682 TREE_LIST with a void_type_node value, not void_list_node exactly.
14684 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
14686 * doc/standards.texi: Re-arrange into language-specific
14687 subsections. Add a C++ section, documenting which standards we
14690 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
14692 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
14693 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
14695 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
14697 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
14698 ecrti.o and crtbegin.o.
14699 (LIB_DEFAULT_SPEC): Include -lc.
14700 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
14702 2007-04-20 Richard Henderson <rth@redhat.com>
14705 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
14706 argument; update all callers.
14707 (get_unaligned_offset): New.
14708 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
14709 get_unaligned_address, just pass on the address directly.
14710 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
14711 the subreg in the helper patterns.
14712 (unaligned_extendqidi_le): Use get_unaligned_offset.
14713 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
14714 (unaligned_extendhidi_be): Likewise.
14715 (unaligned_extendhidi): Tidy.
14716 * config/alpha/alpha-protos.h: Update.
14718 2007-04-20 Richard Henderson <rth@redhat.com>
14720 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
14721 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
14722 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
14723 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14724 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14725 (CPP_SPEC): Don't include %(cpp_subtarget).
14726 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
14727 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
14728 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
14730 2007-04-20 Jakub Jelinek <jakub@redhat.com>
14732 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
14733 for __builtin_ia32_cmpordss.
14735 PR tree-optimization/31632
14736 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
14737 and arg1 for optimizations of comparison against min/max values.
14738 Fold arg0 to arg1's type for optimizations of comparison against
14739 min+1 and max-1 values.
14741 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
14743 * reload.c (combine_reloads): When trying to use a dying register,
14744 check whether it's uninitialized and don't use if so.
14746 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
14748 * fold-const.c: Remove prototypes for native_encode_expr and
14749 native_interpret_expr.
14750 (native_encode_expr): Make non-static.
14751 (native_interpret_expr): Likewise.
14752 * tree.h: Add prototypes for the above.
14754 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14756 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
14757 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
14758 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
14759 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
14760 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
14761 Add length attributes.
14763 2007-04-19 Janis Johnson <janis187@us.ibm.com>
14765 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
14768 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
14769 __STDC_WANT_DEC_FP__.
14771 2007-04-19 Joseph Myers <joseph@codesourcery.com>
14773 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
14774 for long double compatibility.
14775 * configure: Regenerate.
14777 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
14779 PR rtl-optimization/29841
14780 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
14782 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
14783 that may cause control flow transfer from being moved.
14785 2007-04-18 Jan Hubicka <jh@suse.cz>
14787 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
14790 2007-04-18 Eric Christopher <echristo@apple.com>
14792 * config/rs6000/darwin.md (load_macho_picbase): Use link register
14793 only. Update operands.
14794 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
14795 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
14796 link register to pic register.
14798 2007-04-18 Dirk Mueller <dmueller@suse.de>
14800 PR diagnostic/31227
14801 * tree-vrp.c (search_for_addr_array): New.
14802 (check_array_bounds): Suppress warning about
14803 address taken of array refs if its not de-referenced.
14805 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14807 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
14808 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
14810 * tree-vectorizer.h (NITERS_KNOWN_P): New.
14811 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
14812 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
14814 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
14816 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
14818 (vect_analyze_scalar_cycles): Fix indentation.
14819 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
14820 (vect_mark_relevant): Include phis in relevance analysis.
14822 * tree-vect-transform.c (vect_transform_loop): Add an assert.
14824 2007-04-18 Anatoly Sokolov <aesok@post.ru>
14826 * config/avr/avr.c (ptrreg_to_str): Replace error() with
14827 output_operand_lossage().
14829 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14831 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
14832 the unused code for reduction without adjust-in-epilog to simplify the
14835 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
14837 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
14838 (S390_TDC_NEGATIVE_ZERO): New constant.
14839 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
14840 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
14841 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
14842 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
14843 (S390_TDC_POSITIVE_INFINITY): New constant.
14844 (S390_TDC_NEGATIVE_INFINITY): New constant.
14845 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
14846 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
14847 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
14848 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
14849 (S390_TDC_INFINITY): New constant.
14850 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
14851 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
14852 optimization for UNSPEC_CCZ_TO_INT.
14853 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
14854 ("*ccz_to_int"): New insn.
14855 ("isinf<mode>2"): New insn.
14856 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
14857 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
14858 (UNSPEC_CCZ_TO_INT): New constant.
14860 2007-04-18 Richard Guenther <rguenther@suse.de>
14862 PR tree-optimization/19431
14863 PR tree-optimization/21463
14864 * tree-pass.h (pass_phiprop): Declare.
14865 * passes.c (init_optimization_passes): New phiprop pass.
14866 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
14867 (phivn_valid_p): New helper function.
14868 (phiprop_insert_phi): Likewise.
14869 (propagate_with_phi): Likewise.
14870 (tree_ssa_phiprop): New propagator propagating loads
14871 through phi nodes if profitable.
14873 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
14875 * tree-vect-analyze.c (process_use): New function.
14876 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
14877 Check phis in all bbs.
14878 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
14881 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
14883 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
14886 2007-04-17 Anatoly Sokolov <aesok@post.ru>
14889 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
14892 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
14894 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
14896 (sse_vmmulv4sf3): Likewise.
14897 (sse2_vmaddv2df3): Likewise.
14898 (sse2_vmmulv2df3): Likewise.
14900 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
14902 PR rtl-optimization/31360
14903 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
14904 (target_reg_cost): New.
14905 (init_set_costs): Initialize target_reg_cost. Add comments
14906 regarding the rationale of the costs.
14907 (global_cost_for_size): Renamed to...
14908 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
14909 of register pressure.
14910 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
14911 estimate_reg_pressure_cost. Add number of ivs.
14912 (determine_set_costs): Dump target_reg_cost.
14913 * loop-invariant.c (gain_for_invariant): Use
14914 estimate_reg_pressure_cost. Removed n_inv_uses argument.
14915 (best_gain_for_invariant, find_invariants_to_move): Remove
14917 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
14918 (target_reg_cost): Declare.
14919 (global_cost_for_size): Declaration removed.
14920 (estimate_reg_pressure_cost): Declare.
14922 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
14924 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
14925 regnos into even/odd register pairs.
14926 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
14927 TDmode similar to the other floating point modes.
14928 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
14929 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
14931 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
14932 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
14933 (movdd_hardfloat64): Use TARGET_MFPGPR.
14935 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
14937 * reload1.c (delete_output_reload): Don't count output in n_inherited.
14940 2005-01-05 Richard Henderson <rth@redhat.com>
14942 * reload1.c (do_input_reload): Restrict the optimization deleteing
14943 a previous output reload to RELOAD_FOR_INPUT.
14945 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
14947 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
14948 induc_vec_info_type.
14949 (vectorizable_induction): New function declaration.
14950 * tree-vect-transform.c (get_initial_def_for_induction): No need to
14951 check if already vectorized. Find first place in BB where new stmts
14952 can be inserted. Takes only one argument.
14953 (vectorizable_induction): New function.
14954 (vect_transform_stmt): Add case for induc_vec_info_type to call
14955 vectorizable_induction.
14956 (vect_transform_loop): Consider phis for vectorization.
14957 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
14959 (analyze_operations): Call vectorizable_induction when analyzing phis.
14961 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
14962 (vect_mark_relevant): Include phis in relevance analysis.
14963 (vect_mark_stmts_to_be_vectorize): Likewise.
14964 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
14966 2007-04-16 Lawrence Crowl <crowl@google.com>
14968 * doc/invoke.texi (Debugging Options): Add documentation for the
14969 -femit-struct-debug options -femit-struct-debug-baseonly,
14970 -femit-struct-debug-reduced, and
14971 -femit-struct-debug-detailed[=...].
14973 * c-opts.c (c_common_handle_option): Add
14974 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
14975 and OPT_femit_struct_debug_detailed_.
14976 * c.opt: Add specifications for
14977 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
14978 and -femit-struct-debug-detailed[=...].
14979 * opts.c (set_struct_debug_option): Parse the
14980 -femit-struct-debug-... options.
14981 * opts.c (matches_main_base, main_input_basename,
14982 main_input_baselength, base_of_path, matches_main_base): Add
14983 variables and functions to compare header base name to compilation
14985 * opts.c (should_emit_struct_debug): Add to determine to emit a
14986 structure based on the option.
14987 (dump_struct_debug) Also disabled function to debug this
14989 * opts.c (handle_options): Save the base name of the
14992 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
14993 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
14994 This hook indicates if a type is generic. Set it by default
14995 to "never generic".
14996 * langhooks.h (struct lang_hooks_for_types): Add a new hook
14997 to determine if a struct type is generic or not.
14998 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
14999 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
15000 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
15001 with live C++ hook.
15003 * flags.h (enum debug_info_usage): Add an enumeration to describe
15004 a program's use of a structure type.
15005 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
15006 to indicate the program's usage of the type. Filter structs based
15007 on the -femit-struct-debug-... specification.
15008 (gen_type_die): Split into two routines, gen_type_die and
15009 gen_type_die_with_usage. gen_type_die is now a wrapper
15010 that assumes direct usage.
15011 (gen_type_die_with_usage): Replace calls to gen_type_die
15012 with gen_type_die_with_usage adding the program usage of
15013 the referenced type.
15014 (dwarf2out_imported_module_or_decl): Suppress struct debug
15015 information using should_emit_struct_debug when appropriate.
15017 2007-04-16 Ian Lance Taylor <iant@google.com>
15019 PR tree-optimization/31522
15020 * tree-vrp.c (vr_phi_edge_counts): New static variable.
15021 (vrp_initialize): Allocate vr_phi_edge_counts.
15022 (vrp_visit_phi_node): Don't push to infinity if we saw a new
15023 executable edge. Drop test for all constants.
15024 (vrp_finalize): Free vrp_phi_edge_counts.
15026 * doc/cpp.texi (Common Predefined Macros): Clarify description of
15027 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15029 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
15030 predecessors at head rather than tail.
15032 2007-04-16 Matthias Klose <doko@debian.org>
15034 * config/alpha/linux.h (CPP_SPEC): Define.
15035 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
15037 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
15039 * function.h: Remove sequence_stack extern declaration.
15041 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15043 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
15045 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
15048 2007-04-16 Anatoly Sokolov <aesok@post.ru>
15050 * config/avr/avr.c (avr_arch_types): Rearranging array.
15051 (enum avr_arch): Add.
15052 (avr_mcu_types): Use avr_arch enumeration constants instead of
15054 * config/avr/avr.h (LINK_SPEC): Simplify.
15056 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
15058 * config/m68k/m68k.c (m68k_libcall_value,
15059 m68k_function_value): Use macros for register names more.
15061 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
15063 (M68K_REGNAME): Use A6_REG.
15064 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
15066 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15068 PR middle-end/28071
15069 * sched-int.h (struct deps): Split field 'pending_lists_length' into
15070 'pending_read_list_length' and 'pending_write_list_length'. Update
15072 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
15073 to handle two length counters instead of one. Update all uses.
15074 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
15075 two length counters instead of one.
15076 * sched-rgn.c (propagate_deps): Update to handle two length counters
15079 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
15082 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
15083 copy of source, pass it to ix86_expand_vector_set and return
15086 2007-04-16 David Ung <davidu@mips.com>
15087 Joseph Myers <joseph@codesourcery.com>
15089 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
15090 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
15091 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
15092 Add 74K processor information.
15093 * config/mips/mips.md: Include 74k.md.
15094 (cpu): Add 74kc,74kf,74kx.
15095 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
15096 * config/mips/74k.md: New.
15097 * doc/invoke.texi (MIPS Options): Document 74K support.
15099 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
15101 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
15102 vectorizable_* functions.
15103 * tree-vect-transform.c (vectorizable_call): Add check for
15104 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
15105 (vectorizable_store): likewise.
15106 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
15108 (vectorizable_operation, vectorizable_type_demotion): Likewise.
15109 (vectorizable_type_promotion, vectorizable_load): Likewise.
15110 (vectorizable_live_operation, vectorizable_condition): Likewise.
15111 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
15113 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
15115 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15117 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
15118 register numbers more.
15119 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
15120 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
15121 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
15122 FUNCTION_VALUE_REGNO_P): Likewise.
15123 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
15124 STATIC_CHAIN_REGNUM): Likewise.
15125 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
15126 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
15127 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
15128 * config/m68k/m68k.md (FP_REG): New.
15130 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15132 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
15135 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
15137 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
15138 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
15141 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15143 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
15146 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15149 * c-decl.c (finish_decl): Grab the type of the decl after the call
15150 to store_init_value.
15152 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
15154 * common.opt (fforward-propagate): Fix "Optimization" annotation.
15156 2007-04-14 Jakub Jelinek <jakub@redhat.com>
15159 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
15160 dominators, post dominators and cleanup cfg before returning.
15162 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
15164 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
15165 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
15167 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
15169 * config.gcc: Recognize fido.
15170 * config/m68k/m68k-devices.def (fidoa): New.
15171 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
15173 (FL_FIDOA, TARGET_FIDOA): New.
15174 * config/m68k/m68k.opt (mfidoa): New.
15176 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15178 PR middle-end/31322
15179 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
15180 when a personality function is used.
15182 2007-04-13 Bob Wilson <bob.wilson@acm.org>
15184 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
15186 2007-04-13 Mike Stump <mrs@apple.com>
15188 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
15190 * config/darwin.opt (fapple-kext): Make C++ only.
15191 * config/darwin.c (darwin_override_options): Remove code to ensure
15192 -fapple-kext is given for C++ only.
15194 2007-04-13 Richard Sandiford <richard@codesourcery.com>
15196 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
15197 * config/mips/mips.c (override_options): Call
15198 SUBTARGET_OVERRIDE_OPTIONS, if defined.
15200 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15202 * config/i386/i386.opt (msvr3-shlib): Removed.
15204 * doc/invoke.texi: Remove -msvr3-shlib.
15206 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
15208 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
15209 with "popcnt" instruction.
15211 2007-04-13 Richard Guenther <rguenther@suse.de>
15213 PR tree-optimization/21258
15214 * tree-vrp.c (compare_case_labels): New helper.
15215 (find_switch_asserts): New function.
15216 (find_assert_locations): Call it for SWITCH_EXPRs.
15218 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
15220 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
15221 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
15222 check is now implied in X87_FLOAT_MODE_P.
15223 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
15224 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
15225 (fix_trunc<mode>_i386_fisttp): Ditto.
15226 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
15227 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
15228 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
15229 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
15230 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
15231 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
15232 (unnamed_splitters): Ditto.
15233 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
15234 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
15235 FIRST_SSE_REG for local functions when SSE math is enabled or
15236 for functions with sseregparm attribute.
15237 (standard_80387_constant_p): Return -1 if mode is not
15239 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
15240 (ix86_expand_compare): Ditto.
15241 (ix86_expand_carry_flag_compare): Ditto.
15242 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
15243 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
15244 DECIMAL_FLOAT_MODE_P.
15245 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
15246 of SCALAR_FLOAT_MODE_P.
15247 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
15248 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
15249 checks before FLOAT_MODE_P.
15250 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
15251 before FLOAT_MODE_P.
15256 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
15258 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
15259 Charles Wilson <libtool@cwilson.fastmail.fm>
15261 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
15262 (libgcc.mvars): Don't depend on them.
15263 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
15264 * exec-tool.in: New.
15266 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
15268 * doc/invoke.text (--help): Document --help=common.
15270 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
15272 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
15274 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15276 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
15277 * genemit.c (main): Emit #include "integrate.h".
15278 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
15279 (LOADGP_RTP): New mips_loadgp_style.
15280 * config/mips/mips.h: Include config/vxworks-dummy.h.
15281 (TARGET_RTP_PIC): New macro.
15282 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
15283 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
15284 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
15285 for TARGET_RTP_PIC.
15286 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
15287 -mvxworks-pic when using -mrtp and a PIC option.
15288 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
15290 (mips_symbolic_constant_p, mips_symbolic_address_p)
15291 (mips_symbol_insns): Handle SYMBOL_HALF.
15292 (override_options): Warn about -G and -mrtp being used together.
15293 Initialize mips_lo_relocs[SYMBOL_HALF].
15294 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
15295 (mips_emit_loadgp): Handle LOADGP_RTP.
15296 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
15297 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
15298 (tablejump): Handle function-relative case table entries if
15300 * config/mips/predicates.md (symbol_ref_operand): New predicate.
15302 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15304 * config/mips/mips.md (load_call<mode>): Allow any general register.
15306 (sibcall_value_internal, sibcall_value_multiple_internal)
15307 (call_value_internal, call_value_split, call_value_multiple_internal)
15308 (call_value_multiple_split): Remove constraints from operand 0.
15310 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15312 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
15313 rather than loadgp_noshared.
15314 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
15315 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
15317 * config/mips/mips.md (loadgp): Rename to...
15318 (loadgp_newabi): ...this.
15319 (loadgp_noshared): Rename to...
15320 (loadgp_absolute): ...this.
15322 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15324 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
15325 false for locally-binding symbols.
15326 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
15328 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15330 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
15331 (SYMBOL_GOT_PAGE_OFST): ...this.
15332 (SYMBOL_GOT_GLOBAL): Rename to...
15333 (SYMBOL_GOT_DISP): ...this.
15334 (SYMBOL_GOTOFF_GLOBAL): Rename to...
15335 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
15336 * config/mips/mips.c (mips_global_symbol_p): New function.
15337 (mips_symbol_binds_local_p): Likewise.
15338 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
15339 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
15340 mips_global_symbol_p and mips_symbol_binds_local_p.
15341 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
15342 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
15343 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
15344 SYMBOL_GOTOFF_DISP.
15345 (mips_ok_for_lazy_binding_p): New function.
15346 (mips_load_call_address, mips_expand_call): Use it.
15347 (mips_dangerous_for_la25_p): Likewise.
15348 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
15349 (*got_disp<mode>): Use got_disp_operand instead of
15350 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
15351 SYMBOL_GOTOFF_GLOBAL.
15352 (*got_page<mode>): Use got_page_ofst_operand instead of
15354 * config/mips/predicates.md (const_call_insn_operand): Use
15355 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
15356 (global_got_operand): Rename to...
15357 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
15359 (local_got_operand): Rename to...
15360 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
15361 of SYMBOL_GOT_LOCAL.
15363 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15365 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
15366 TARGET_CALL_CLOBBERED_GP.
15367 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15368 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
15369 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
15370 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
15371 of TARGET_ABICALLS && !TARGET_NEWABI.
15372 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15373 * config/mips/mips.c (mips_load_call_address): Check
15374 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15375 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15376 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
15377 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
15378 TARGET_ABICALLS && TARGET_NEWABI.
15379 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
15381 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
15382 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
15383 TARGET_ABICALLS && TARGET_NEWABI.
15384 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
15385 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
15386 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
15387 whether indirect calls must use $25.
15388 (mips_extra_live_on_entry): Check TARGET_GOT instead of
15390 * config/mips/mips.md (jal_macro): Check flag_pic and
15391 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
15392 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
15393 instead of TARGET_ABICALLS.
15394 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
15395 TARGET_ABICALLS && TARGET_OLDABI.
15396 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
15397 (sibcall): In the comment above the define_insn, mention
15398 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
15399 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
15400 instead of TARGET_ABICALLS.
15402 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
15404 * doc/md.texi (Blackfin family constraints): Document PA and PB.
15405 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
15406 (MACFLAGS_MATCH_P): New macro.
15407 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
15408 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
15409 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
15410 the other MACFLAG constants.
15411 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
15412 (flag_machi): Tighten constraints. Renumber some of the operands.
15413 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
15415 (flag_machi_parts_acconly): New pattern.
15416 (flag_macinithi): Tighten constraints. Allow any accumulator to be
15418 (flag_macinit1hi): Tighten constraints.
15419 (flag_mul_macv2hi_parts_acconly): New pattern.
15421 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
15422 Use a more efficient implementation.
15423 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
15424 inline sequences when not optimizing for size.
15426 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
15427 movhi_high2low): Delete, merge functionality into...
15428 (packv2hi): ... this pattern.
15430 2007-02-11 Jie Zhang <jie.zhang@analog.com>
15431 * config/bfin/bfin.opt (msim): New option.
15432 (mcpu=): New option.
15433 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
15434 (bfin_cpu_t): Typedef of enum bfin_cpu.
15435 (bfin_cpu_type): New declaration.
15436 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
15437 -msim and -mcpu= options.
15438 (LIB_SPEC): Likewise.
15439 * config/bfin/bfin.c (bfin_cpu_type): Define.
15440 (bfin_handle_option): Handle -mcpu= option.
15441 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
15442 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
15443 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
15445 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15447 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
15448 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
15449 (powerpc-wrs-vxworksae): Use ${tm_file}.
15450 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
15451 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
15452 * config/i386/vx-common.h: New file.
15454 2007-04-12 Richard Sandiford <richard@codesourcery.com>
15456 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
15459 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
15461 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
15464 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
15468 * c-common.c (c_build_qualified_type): Set canonical type
15471 2007-04-12 Richard Guenther <rguenther@suse.de>
15473 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
15474 lower bound and element size if lower bound is not zero
15475 or either of the ARRAY_REF operands is set.
15477 2007-04-12 Richard Guenther <rguenther@suse.de>
15479 PR tree-optimization/24689
15480 PR tree-optimization/31307
15481 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
15483 * gimplify.c (canonicalize_addr_expr): To be consistent with
15484 gimplify_compound_lval only set operands two and three of
15485 ARRAY_REFs if they are not gimple_min_invariant. This makes
15486 it never at this place.
15487 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15489 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15491 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
15492 null before emitting a .nsubspa directive.
15494 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15496 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
15497 need_to_partition_p if there are no memory statements in the
15500 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15502 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
15503 (gcd_of_steps_may_divide_p): New function.
15504 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
15506 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15508 * reload.c (find_reloads_toplev, find_reloads_address,
15509 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
15510 not a pointer equality test, to decide if we need to call
15511 push_reg_equiv_alt_mem.
15513 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
15515 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
15516 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
15518 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
15520 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
15522 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
15523 vector to be positive.
15525 2007-04-11 Diego Novillo <dnovillo@redhat.com>
15529 * doc/invoke.texi: Document --params max-aliased-vops and
15531 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
15532 debug_memory_partitions): Move to tree-flow.h
15533 * params.h (AVG_ALIASED_VOPS): Define.
15534 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
15536 (mp_info_t): Likewise.
15537 (get_mem_sym_stats_for): New.
15538 (set_memory_partition): Move from tree-flow-inline.h.
15539 (mark_non_addressable): Only clear the set of symbols for the
15540 partition if it exists.
15541 (dump_memory_partitions): Move from tree-ssa-operands.c
15542 (debug_memory_partitions): Likewise.
15543 (need_to_partition_p): New.
15544 (dump_mem_ref_stats): New.
15545 (debug_mem_ref_stats): New.
15546 (dump_mem_sym_stats): New.
15547 (debug_mem_sym_stats): New.
15548 (update_mem_sym_stats_from_stmt): New.
15549 (compare_mp_info_entries): New.
15550 (mp_info_cmp): Call it.
15551 (sort_mp_info): Change argument to a list of mem_sym_stats_t
15553 (get_mpt_for): Move from tree-ssa-operands.c.
15554 (find_partition_for): New.
15555 (create_partition_for): Remove.
15556 (estimate_vop_reduction): New.
15557 (update_reference_counts): New.
15558 (build_mp_info): New.
15559 (compute_memory_partitions): Refactor.
15560 Document new heuristic.
15561 Call build_mp_info, update_reference_counts,
15562 find_partition_for and estimate_vop_reduction.
15563 (compute_may_aliases): Populate virtual operands before
15564 calling debugging dumps.
15565 (delete_mem_sym_stats): New.
15566 (delete_mem_ref_stats): New.
15567 (init_mem_ref_stats): New.
15568 (init_alias_info): Call it.
15569 (maybe_create_global_var): Remove alias_info argument.
15570 Get number of call sites and number of pure/const call sites
15571 from gimple_mem_ref_stats().
15572 (dump_alias_info): Call dump_memory_partitions first.
15573 (dump_points_to_info_for): Show how many times a pointer has
15575 * opts.c (decode_options): For -O2 set --param
15576 max-aliased-vops to 500.
15577 For -O3 set --param max-aliased-vops to 1000 and --param
15578 avg-aliased-vops to 3.
15579 * fortran/options.c (gfc_init_options): Remove assignment to
15581 * tree-flow-inline.h (gimple_mem_ref_stats): New.
15582 * tree-dfa.c (dump_variable): Dump memory reference
15584 Dump NO_ALIAS* settings.
15585 (referenced_var_lookup): Tidy.
15586 (mem_sym_stats): New.
15587 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
15588 and ORIG are different SSA names for a memory partition.
15589 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
15590 * tree-flow.h (struct mem_sym_stats_d): Define.
15591 (mem_sym_stats_t): Define.
15592 (struct mem_ref_stats_d): Define.
15593 (struct gimple_df): Add field mem_ref_stats.
15594 (enum noalias_state): Define.
15595 (struct var_ann_d): Add bitfield noalias_state.
15596 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
15597 debug_mem_ref_stats, debug_memory_partitions,
15598 debug_mem_sym_stats): Declare.
15599 * tree-ssa-structalias.c (update_alias_info): Update call
15600 sites, pure/const call sites and asm sites in structure
15601 returned by gimple_mem_ref_stats.
15602 Remove local variable IS_POTENTIAL_DEREF.
15603 Increase NUM_DEREFS if the memory expression is a potential
15605 Call update_mem_sym_stats_from_stmt.
15606 If the memory references memory, call
15607 update_mem_sym_stats_from_stmt for all the direct memory
15608 symbol references found.
15609 (intra_create_variable_infos): Set noalias_state field for
15610 pointer arguments according to the value of
15611 flag_argument_noalias.
15612 * tree-ssa-structalias.h (struct alias_info): Remove fields
15613 num_calls_found and num_pure_const_calls_found.
15614 (update_mem_sym_stats_from_stmt): Declare.
15615 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
15616 Set default value to 100.
15617 (PARAM_AVG_ALIASED_VOPS): Define.
15619 2007-04-11 Richard Guenther <rguenther@suse.de>
15621 PR middle-end/31530
15622 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
15623 a * -b + c as c - a * b if we honor sign dependent rounding.
15625 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15627 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
15628 bfin_expand_strmov.
15629 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
15630 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
15632 (initialize_trampoline): Don't use old-style function definition.
15633 (bfin_secondary_reload): Mark IN_P argument as unused.
15635 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
15637 PR tree-optimization/31343
15638 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
15639 (build_polynomial_chrec): Return a scalar when the evolution is zero.
15640 * testsuite/gcc.dg/vect/pr31343.c: New.
15642 2007-04-10 Eric Christopher <echristo@apple.com>
15644 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
15645 * config/i386/i386.md (*cmpfp0): Use.
15646 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
15647 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
15648 (fix_trunc<mode>_i386_fisttp): Ditto.
15649 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
15650 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
15651 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
15652 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
15653 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
15654 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
15655 (unnamed_splitters): Ditto.
15656 * config/i386/i386.c (output_fix_trunc): Assert that
15657 we're not being passed a TFmode operand.
15659 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
15661 PR tree-optimization/31526
15662 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
15663 n_basic_blocks to find newly added blocks.
15665 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
15667 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
15669 (fix_trunc<mode>si_sse): Ditto.
15670 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
15671 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
15672 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
15673 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
15674 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
15675 expander using SSEMODEF mode macro.
15676 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
15677 expander using SSEMODEF mode macro.
15678 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
15679 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
15680 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
15681 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
15682 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
15683 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
15684 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
15685 Macroize insn using X87MODEF mode macro.
15687 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
15689 * config/i386/sse.md (sse2_pinsrw): Removed.
15690 (sse2_pextrw): Renamed to ...
15691 (*sse2_pextrw): This.
15693 2007-04-09 Jan Hubicka <jh@suse.cz>
15696 * config/i386/sse.md
15697 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
15698 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
15699 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
15700 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
15702 2007-04-09 Jan Hubicka <jh@suse.cz>
15704 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
15705 multiple fields of union.
15707 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
15709 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
15710 (create_preheaders): Check that loops are available.
15711 (fix_loop_structure): Clean up, improve comments.
15712 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
15713 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
15715 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
15716 * predict.c (tree_estimate_probability): Do not call
15717 calculate_dominance_info. Call create_preheaders.
15718 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
15719 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
15721 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
15722 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
15723 * tree-cfg.c (tree_split_edge): Make an assert more precise.
15724 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
15727 2007-04-08 Jan Hubicka <jh@suse.cz>
15729 * tree.h (maybe_fold_offset_to_component_ref): Declare.
15730 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
15731 * fold-const.c (fold_unary): Use it.
15733 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15735 * varasm.c (assemble_variable): Remove call to
15736 lang_hooks.decls.prepare_assemble_variable.
15737 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
15738 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
15739 * langhooks.h (lang_hooks_for_decls): Remove
15740 prepare_assemble_variable.
15742 2007-04-08 Mike Stump <mrs@apple.com>
15744 * config/i386/i386.c: Use inc/dec on Core2.
15746 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
15748 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
15749 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15750 lhd_tree_inlining_end_inlining): Remove.
15751 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
15752 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
15753 end_inlining hooks.
15754 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
15755 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
15756 lhd_tree_inlining_end_inlining): Remove prototypes.
15757 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
15758 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
15759 LANG_HOOKS_TREE_INLINING_START_INLINING,
15760 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
15762 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
15765 2007-04-08 Anatoly Sokolov <aesok@post.ru>
15768 * config/avr/predicates.md (io_address_operand): Delete predicate.
15769 (low_io_address_operand): Don't use 'mode' argument.
15770 (higth_io_address_operand): Rename ...
15771 (high_io_address_operand): ... to this. Don't use 'mode' argument.
15772 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
15775 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
15777 Revert change removing staticp.
15779 2007-04-07 Anatoly Sokolov <aesok@post.ru>
15782 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
15785 2007-04-07 Bruce Korb <bkorb@gnu.org>
15787 * c.opt: Add -Wformat-contains-nul.
15788 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
15790 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
15791 the NUL byte warning.
15793 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
15795 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
15797 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15799 * tree.c (staticp): No longer use staticp langhook.
15800 * langhooks.c (lhd_staticp): Removed.
15801 * langhooks.h (struct lang_hooks): Remove staticp.
15802 * c-common.c (c_staticp): Remove.
15803 * c-common.h (c_staticp): Ditto.
15804 * langhooks-defs.h (lhd_staticp): Ditto.
15805 (LHD_HOOKS_STATICP): Ditto
15806 * tree.h (gcc_assert_lowered): New macro.
15808 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
15810 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
15811 argument "reliable".
15812 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
15813 Add argument "reliable". Propagate it through calls.
15814 (infer_loop_bounds_from_undefined): Derive number of iterations
15815 estimates from references in blocks that do not dominate loop latch.
15816 (gcov_type_to_double_int): New function.
15817 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
15818 and expected_loop_iterations_unbounded.
15819 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
15820 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
15821 * tree-data-ref.c (estimated_loop_iterations): Export.
15822 (get_references_in_stmt): Fix -- do not return addresses of local
15824 * cfgloop.h (expected_loop_iterations_unbounded,
15825 estimated_loop_iterations): Declare.
15827 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
15829 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
15831 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15833 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
15834 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
15835 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
15836 Use output_387_reg_move().
15837 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
15838 expander using X87MODEF12 mode macro.
15839 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
15840 choosing register preferences. Use output_387_reg_move().
15841 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
15842 instead of "x". Use output_387_reg_move().
15843 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
15844 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
15845 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
15846 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
15847 Use output_387_reg_move().
15848 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
15850 (*truncxf?f_i387 splitter): Ditto.
15852 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
15854 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
15855 LANG_HOOKS_SAFE_FROM_P.
15856 * expr.c (safe_from_p): Remove langhook call.
15857 * langhooks.h (lang_hooks): Remove safe_from_p.
15858 (lhd_safe_from_p): Remove prototype.
15859 * langhooks.c (lhd_safe_from_p): Remove.
15861 2007-04-06 Jan Hubicka <jh@suse.cz>
15863 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
15866 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
15868 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
15869 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
15870 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
15871 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
15873 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
15874 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
15876 2007-04-05 Richard Henderson <rth@redhat.com>
15878 * config/alpha/alpha.c (print_operand) [+]: Remove.
15879 (alpha_end_function): Print nop if call at end of function.
15880 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
15881 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
15882 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
15883 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
15884 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
15885 the call pattern. Update peepholes to match.
15887 2007-04-05 Janis Johnson <janis187@us.ibm.com>
15889 * doc/extend.texi (Other Builtins): Add decimal float variants
15891 * builtins.def: Ditto.
15892 * builtins.c (expand_builtin): Ditto.
15894 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
15895 H.J. Lu <hongjiu.lu@intel.com>
15898 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
15899 of V8HImode when calling ix86_binary_operator_ok.
15900 (sse2_pmaddwd): Call ix86_binary_operator_ok.
15901 (sdot_prodv8hi): Operands 1 and 2 must be register.
15903 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15905 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
15906 initialize align to silence bogus warning.
15908 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15910 PR middle-end/22156
15911 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
15913 (struct sra_walk_fns): Remove use_all parameter from use.
15914 (sra_hash_tree): Handle BIT_FIELD_REFs.
15915 (sra_elt_hash): Don't hash bitfld blocks.
15916 (sra_elt_eq): Skip them in parent compares as well. Handle
15918 (sra_walk_expr): Don't maintain or pass down use_all_p.
15919 (scan_use): Remove use_all parameter.
15920 (scalarize_use): Likewise. Re-expand assignment to
15921 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
15922 output, and re-scalarize after output. Don't mark anything
15924 (scalarize_ldst): Adjust.
15925 (scalarize_walk_gimple_modify_statement): Likewise.
15926 (build_element_name_1): Handle BIT_FIELD_REFs.
15927 (instantiate_element): Don't warn for any element whose parent
15928 is used as a whole.
15929 (instantiate_missing_elements_1): Return the sra_elt.
15930 (canon_type_for_field): New.
15931 (try_instantiate_multiple_fields): New.
15932 (instantiate_missing_elemnts): Use them.
15933 (mark_no_warning): Removed.
15934 (generate_one_element_ref): Handle BIT_FIELD_REFs.
15935 (REPLDUP, sra_build_elt_assignment): New.
15936 (generate_copy_inout): Use them.
15937 (generate_element_copy): Likewise. Handle bitfld differences.
15938 (generate_element_zero): Don't recurse for blocks. Use
15939 sra_build_elt_assignment.
15940 (generate_one_element_int): Take elt instead of var. Use
15941 sra_build_elt_assignment.
15942 (generate_element_init_1): Adjust.
15943 (scalarize_use, scalarize_copy): Use REPLDUP.
15944 (scalarize_ldst): Move assert before dereference.
15945 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
15947 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
15949 * regmove.c: Fix unused variable warnings due to previous commit.
15951 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
15953 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
15954 (regmove_bb_head): Remove.
15955 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
15956 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
15957 problems with fixup_match_1.
15958 Don't initialize/free regmove_bb_head.
15960 (reg_is_remote_constant_p): If an insn is in the same basic block
15961 but not before INSN, consider it remote, too.
15963 2007-04-05 Anatoly Sokolov <aesok@post.ru>
15966 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
15967 DECL_ASSEMBLER_NAME, not the DECL_NAME.
15969 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
15971 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
15972 (CONDITIONAL_REGISTER_USAGE): Likewise.
15974 2007-04-04 Richard Henderson <rth@redhat.com>
15976 * config/alpha/lib1funcs.asm: Remove unused file.
15978 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15981 * opts.c (print_specific_help): Fix --help=<language>
15983 (common_handle_option): Support --help=common.
15985 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15988 * gcc.c (main): Do not run the linker if
15989 print_subprocess_help indicates that it shouldn't be
15992 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
15995 * doc/invoke.texi (--help=): Document <languages> value, fix
15996 formatting in tables of values.
15998 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
16000 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
16001 dllimport attribute of virtual methods.
16003 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
16005 * config/score/crti.asm: Change _bss_start to __bss_start.
16006 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
16007 (OUTGOING_REG_PARM_STACK_SPACE) update.
16008 * config/score/score.opt: add options to make backend support
16009 score5, score5u, score7 and score7d.
16010 * config/score/score.md: Likewise.
16011 * config/score/misc.md: Likewise.
16012 * config/score/mac.md: Likewise.
16013 * doc/invoke.texi: Likewise.
16014 * doc/md.texi: update constraints define.
16016 2007-04-03 Richard Henderson <rth@redhat.com>
16018 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
16019 an appropriate type, use the mode instead.
16021 2007-04-03 Richard Sandiford <richard@codesourcery.com>
16023 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
16024 Set the default --with-arch setting to mips2.
16025 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
16026 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
16027 (MULTILIB_OSDIRNAMES): Delete.
16028 (MULTILIB_DIRNAMES): Define.
16029 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
16030 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
16031 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
16032 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
16033 VXWORKS_OS_CPP_BUILTINS.
16034 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
16035 (MIPS_DEBUGGING_INFO): Undefine.
16036 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
16038 2007-04-03 Jakub Jelinek <jakub@redhat.com>
16040 PR middle-end/30704
16041 * fold-const.c (native_encode_real): Encode real.c provided longs
16042 as a series of 32-bit native integers.
16043 (native_interpret_real): Interpret buffer as a series of 32-bit
16046 2007-04-03 Richard Guenther <rguenther@suse.de>
16048 * genpreds.c (write_insn_constraint_len): Write function
16049 optimized for CONSTRAINT_LEN implementation.
16050 (write_tm_preds_h): Output insn_constraint_len inline and
16051 use it for CONSTRAINT_LEN.
16052 (write_insn_preds_c): Don't output insn_constraint_len.
16053 * doc/md.texi (define_register_constraint): Document multi-letter
16054 constraints shall have the same length if they start with the same
16057 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16060 * config/i386/i386.md (isinf<mode>2): Expand only when
16061 TARGET_C99_FUNCTIONS is set.
16063 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
16065 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
16066 (x86_64-*-linux*): Ditto.
16067 * config/i386/i386.opt (mpc): New option.
16068 * config/i386/i386.c (overrride_options): Handle
16069 ix87_precision_string.
16070 * config/i386/crtprec.c: New file.
16071 * config/i386/t-crtpc: Ditto.
16072 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
16073 and -mpc80 options.
16074 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
16075 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
16076 crtprec32.o, crtprec64.o and crtprec80.o.
16078 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
16079 and -mpc80 options.
16080 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
16082 2007-04-02 Eric Christopher <echristo@apple.com>
16084 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
16085 limitations on darwin.
16087 2007-04-02 Anatoly Sokolov <aesok@post.ru>
16090 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
16092 2007-04-02 Dave Korn <dave.korn@artimi.com>
16094 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
16096 2007-04-02 Dave Korn <dave.korn@artimi.com>
16098 * libgcc2.h (exception_descriptor): Don't forward-declare.
16099 (__get_eh_table_language, __get_eh_table_version): Delete
16100 prototypes of long-dead functions.
16102 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
16104 * ebitmap.h: New file
16105 * ebitmap.c: New file
16106 * Makefile.in (ebitmap.o): New target.
16108 2007-04-01 Jan Hubicka <jh@suse.cz>
16110 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
16111 before very first instruction.
16113 2007-04-01 Jan Hubicka <jh@suse.cz>
16115 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
16116 waring on 64bit hosts.
16117 * bitmap.h: Fix typo in bitmap_head_def.
16119 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
16121 PR rtl-optimization/31391
16122 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
16123 into a DELETED_LABEL note, and the label is in an empty basic
16124 block, update BB_END as well as BB_HEAD.
16126 2007-04-01 Richard Henderson <rth@redhat.com>
16128 PR tree-optimization/31169
16129 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
16130 to varying if the range is outside [0, prec-1].
16132 2007-04-01 Richard Sandiford <richard@codesourcery.com>
16135 * config/mips/mips.md (load_const_gp): New insn.
16136 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
16137 the MIPS16 GP pseudo register if no_new_pseudos.
16138 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
16140 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16143 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
16145 (call_value): Likewise.
16147 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
16148 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16151 * doc/invoke.texi: (optimization options): Reword description
16152 of -ffast-math. Document its primary purpose.
16154 2007-03-31 Richard Guenther <rguenther@suse.de>
16156 * omp-low.c (splay-tree.h): Include.
16157 (lookup_decl): Replace splay-tree usage by pointer-map.
16158 (maybe_lookup_decl): Likewise.
16159 (new_omp_context): Likewise.
16160 (delete_omp_context): Likewise.
16161 * gimplify.c (splay-tree.h): Include.
16162 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
16164 (remap_ssa_name): Likewise.
16165 (remap_decl): Likewise.
16166 (remap_type_1): Likewise.
16167 (remap_type): Likewise.
16168 (copy_body_r): Likewise.
16169 (expand_call_inline): Likewise.
16170 (clone_body): Likewise.
16171 (copy_tree_r): Likewise.
16172 (remap_save_expr): Likewise.
16173 (unsave_r): Likewise.
16174 (unsave_expr_now): Likewise.
16175 (tree_function_versioning): Likewise.
16176 (build_duplicate_type): Likewise.
16177 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
16178 (struct copy_body_data): Replace splay-tree by pointer-map.
16179 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
16180 not $(SPLAY_TREE_H).
16181 (gimplify.o): Depend on $(SPLAY_TREE_H).
16182 (omp-low.p): Likewise.
16184 2007-03-31 Anatoly Sokolov <aesok@post.ru>
16186 * config/avr/predicates.md (even_register_operand,
16187 odd_register_operand): New predicates.
16188 * config/avr/avr.md (movw peephole2): New.
16189 (movw_r peephole2): New.
16191 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
16193 * tree.h (get_signed_or_unsigned_type): New.
16194 * fold-const.c (operand_equal_for_comparison_p): Use
16195 get_signed_or_unsigned_type instead of
16196 lang_hooks.types.signed_or_unsigned_type.
16197 * expr.c (store_expr): Ditto.
16198 * langhooks.c (get_signed_or_unsigned_type): New.
16199 (lhd_signed_or_unsigned_type): New.
16200 * langhooks.h (lhd_signed_or_unsigned_type): New.
16201 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
16203 2007-03-30 Richard Henderson <rth@redhat.com>
16205 * tree-ssa-loop-ivopts.c: Include target.h.
16206 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
16207 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
16208 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
16209 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
16211 2007-03-30 Richard Henderson <rth@redhat.com>
16212 Kai Tietz <kai.tietz@onevision.com>
16214 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
16215 default for 64-bit.
16216 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
16217 (TARGET_64BIT_MS_ABI): New.
16218 (DBX_REGISTER_NUMBER): Handle 64-bit.
16219 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
16220 (LONG_TYPE_SIZE): Force to 32.
16221 (REG_PARM_STACK_SPACE): New.
16222 (OUTGOING_REG_PARM_STACK_SPACE): New.
16223 (REGPARM_MAX, SSE_REGPARM_MAX): New.
16224 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16225 (STACK_BOUNDARY): Use 128 for 64-bit.
16226 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
16227 Add 64-bit implementation.
16228 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
16230 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
16231 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
16232 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
16233 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
16234 (ix86_handle_cconv_attribute): Don't warn when ignoring if
16235 TARGET_64BIT_MS_ABI.
16236 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
16237 (ix86_pass_by_reference): Likewise.
16238 (ix86_function_value_regno_p): Likewise.
16239 (ix86_build_builtin_va_list): Likewise.
16240 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
16241 (function_arg_advance_ms_64): New.
16242 (function_arg_advance): Call it.
16243 (function_arg_ms_64): New.
16244 (function_arg): Call it.
16245 (function_value_ms_64): New.
16246 (ix86_function_value_1): Call it.
16247 (return_in_memory_ms_64): New.
16248 (ix86_return_in_memory): Call it.
16249 (setup_incoming_varargs_ms_64): New.
16250 (ix86_setup_incoming_varargs): Call it.
16251 (ix86_expand_prologue): Handle 64-bit stack probing.
16252 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
16253 (output_pic_addr_const): Likewise.
16254 (x86_this_parameter): Likewise.
16255 (x86_output_mi_thunk): Likewise.
16256 (x86_function_profiler): Likewise.
16257 (TARGET_STRICT_ARGUMENT_NAMING): New.
16258 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
16259 (TARGET_64BIT_MS_ABI): New.
16260 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
16261 * config/i386/i386.md (allocate_stack_worker): Remove.
16262 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
16263 describe the clobber of eax without a match_scratch.
16264 (allocate_stack_worker_postreload): Remove.
16265 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
16266 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
16267 (allocate_stack_worker_rex64_postreload): Remove.
16268 (allocate_stack): Handle 64-bit.
16269 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
16270 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
16271 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
16272 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
16273 (STANDARD_STARTFILE_PREFIX_1): Likewise.
16274 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
16275 * config.build (x86_64-*-mingw*): New host.
16276 * config.host (x86_64-*-mingw*): New host.
16277 * config.gcc (x86_64-*-mingw*): New target.
16278 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
16280 2007-03-30 Richard Henderson <rth@redhat.com>
16281 Kai Tietz <kai.tietz@onevision.com>
16283 * c-pragma.c (struct def_pragma_macro_value): New.
16284 (struct def_pragma_macro): New.
16285 (pushed_macro_table): New.
16286 (dpm_hash, dpm_eq): New.
16287 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
16288 (init_pragma): Install them.
16289 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
16291 2007-03-30 Anatoly Sokolov <aesok@post.ru>
16293 * config/avr/avr.c (avr_override_options): Clear
16294 'flag_delete_null_pointer_checks'.
16296 2007-03-30 Paolo Carlini <pcarlini@suse.de>
16299 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
16300 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
16301 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
16302 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
16303 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
16304 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
16305 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
16307 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
16309 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
16311 * regmove.c: Move all of pass_stack_adjustments from here...
16312 * combine-stack-adj.c: ...to this new file.
16313 * Makefile.in: Add rules for combine-stack-adj.o.
16315 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
16317 PR tree-optimization/31383
16318 * tree-data-ref.c (affine_function_equal_p): Do not require the
16319 vectors to have the same length.
16321 2007-03-30 Jan Hubicka <jh@suse.cz>
16323 PR middle-end/30700
16324 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
16325 availablility; add more sanity checking; ask varpool only about
16328 2007-03-29 Richard Henderson <rth@redhat.com>
16330 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
16331 to decide, but __SIZEOF_LONG_LONG__.
16333 2007-03-29 Richard Henderson <rth@redhat.com>
16335 * emutls.c (struct __emutls_array): New.
16336 (emutls_destroy): Use it instead of casting element 0 from void*.
16337 (__emutls_get_address): Likewise.
16339 2007-03-29 Richard Henderson <rth@redhat.com>
16341 * varasm.c (initializer_constant_valid_p): Don't deny
16342 DECL_DLLIMPORT_P on functions.
16344 * config/i386/cygming.h: Remove function declarations.
16345 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
16346 (ASM_OUTPUT_LABELREF): Remove.
16347 (COMMON_ASM_OP): Remove.
16348 (ASM_OUTPUT_COMMON): Remove.
16349 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
16350 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
16351 (ASM_DECLARE_FUNCTION_NAME): Likewise.
16352 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
16353 Rename from TARGET_ENCODE_SECTION_INFO.
16354 * config/i386/netware.h: Likewise.
16355 * config/i386/i386-protos.h: Update.
16356 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
16357 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
16358 (legitimate_constant_p): Reject dllimports.
16359 (dllimport_map, get_dllimport_decl): New.
16360 (legitimize_dllimport_symbol): New.
16361 (legitimize_address, ix86_expand_move): Use it.
16362 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
16363 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
16364 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
16365 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
16366 * config/i386/predicates.md (constant_call_address_operand): Only
16367 accept symbols; reject dllimport_p symbols.
16368 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
16369 i386_pe_maybe_record_exported_symbol.
16370 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
16371 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
16372 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
16373 trust the setting of DECL_DLLIMPORT_P.
16374 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
16375 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
16376 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
16377 tidy the argument scanning loop.
16378 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
16379 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
16380 (i386_pe_strip_name_encoding): Remove.
16381 (i386_pe_binds_local_p): New.
16382 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
16383 (i386_pe_output_labelref): Remove.
16384 (i386_pe_asm_output_aligned_decl_common): New.
16385 (i386_pe_maybe_record_exported_symbol): Rename from
16386 i386_pe_record_exported_symbol; check for dllexported symbols.
16388 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
16390 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
16391 add comment explaining why vsnprintf cannot be used.
16393 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
16395 PR tree-optimization/30666
16396 * tree.c (build_complex_type): When creating type names for DWARF2
16397 debug info, create TYPE_DECLs for TYPE_NAME instead of
16399 (build_common_tree_nodes_2): Use build_complex_type when building
16400 predefined complex types, to preserve canonical types.
16402 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
16404 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
16405 (noce_get_alt_condition): Look at it to determine whether to
16406 reverse the condition or not.
16407 (noce_get_condition): Substitute the truth for lies.
16408 (noce_find_if_block): Set the then_else_reversed field.
16410 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
16412 * config/fr30/fr30.md (movdi): Do not accept immediates as the
16413 destination of this insn.
16414 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
16415 than calling gen_rtx_SET directly. Use r0 to hold the value of
16416 'address + 4' rather than a stack based temporary which can be
16417 mis-optimized away.
16419 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16421 * config/s390/s390.c (s390_secondary_input_reload_class,
16422 s390_secondary_output_reload_class): Functions removed.
16423 (s390_secondary_reload): New function.
16424 (TARGET_SECONDARY_RELOAD): Target macro defined.
16425 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
16426 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
16427 * config/s390/s390.md ("reload_outti", "reload_outdi",
16428 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
16429 "reload_out<mode>"): Expanders removed.
16430 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
16431 "reload<mode>_nonoffmem_out"): Expanders added.
16433 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
16435 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
16436 action if SRC->DEST replacement failed anyway.
16438 2007-03-28 Mike Stump <mrs@apple.com>
16440 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
16441 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
16442 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
16444 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16446 * config.gcc: Accept barcelona as a variant of amdfam10.
16447 * config/i386/i386.c (override_options): Likewise.
16448 * doc/invoke.texi: Likewise.
16450 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
16452 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
16453 offsets for BIT_FIELD_REF and COMPONENT_REF.
16455 2007-03-28 Richard Guenther <rguenther@suse.de>
16457 * tree.c (is_global_var): Move ...
16458 * tree-flow-inline.h (is_global_var): ... here.
16459 * tree.h (is_global_var): Remove declaration.
16461 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
16463 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
16465 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
16466 * config/i386/i386.c (ix86_tune_features): Initialize new
16468 * config/i386/predicates.md (promotable_binary_operator): Use
16469 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
16471 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
16474 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
16476 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
16478 * config/fr30/fr30.md (movsi_internal): Change destination
16479 constraint from m to V and add m to the end.
16481 2007-03-28 Christian Bruel <christian.bruel@st.com>
16483 * config/sh/sh.md (movsi_i): Fix type attribute.
16485 2007-03-28 Christian Bruel <christian.bruel@st.com>
16487 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
16488 (movsf_ie): Likewise.
16490 2007-03-28 Christian Bruel <christian.bruel@st.com>
16492 * config.gcc: Add sh4-300 to multilib.
16493 * config/sh/t-mlib-sh4-300: New file.
16495 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
16497 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
16498 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
16499 fix_trunc<mode>di2.
16500 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
16501 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
16502 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
16503 "fixuns_trunctddi2"): Whitespace fix.
16505 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
16507 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
16508 the definition of struct sh_args.
16509 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
16510 CALL_COOKIE_INT_REG_GET): Likewise.
16512 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
16514 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
16515 transformations are applied successfully.
16517 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
16519 * tree.c (tree_contains_struct): Permit 512 tree codes.
16520 * tree.h (tree_contains_struct): Ditto.
16521 (MAX_TREE_CODES): Ditto.
16522 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
16523 SPARE member to store remaining padding bits.
16525 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16527 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
16530 2007-03-27 Janis Johnson <janis187@us.ibm.com>
16532 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
16533 * configure: Regenerate.
16535 * configure: Regenerate using the correct version of autoconf.
16537 2007-03-27 Anatoly Sokolov <aesok@post.ru>
16539 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
16541 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
16542 regs to "__SP_L__" and "__SP_H__".
16544 2007-03-27 Richard Guenther <rguenther@suse.de>
16546 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
16547 computations with it with a HOST_WIDE_INT variable.
16549 2007-03-26 Mike Stump <mrs@apple.com>
16551 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
16552 objective-c-header, objective-c++-header and objc++-cpp-output
16554 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16556 2007-03-26 Richard Henderson <rth@redhat.com>
16559 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
16560 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
16561 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
16562 IX86_BUILTIN_PSRLQ128): New.
16563 (ix86_init_mmx_sse_builtins): Add them.
16564 (ix86_expand_builtin): Expand them.
16565 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
16566 operand 2 be TImode.
16567 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
16568 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
16569 _mm_srli_epi64): Mark __B const.
16570 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
16571 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
16572 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
16573 new two-vector shift builtins.
16575 2007-03-26 Ian Lance Taylor <iant@google.com>
16577 PR tree-optimization/31345
16578 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
16579 [+INF, +INF(OVF)] into VARYING.
16581 2007-03-26 Zack Weinberg <zackw@panix.com>
16583 * gengtype-parse.c: New file.
16584 * gengtype-yacc.y: Delete.
16585 * gengtype-lex.l: Don't include gengtype-yacc.h.
16586 Define YY_DECL and yyterminate appropriately for recursive
16587 descent parser. yylval is now a string out-parameter to yylex.
16588 (HWS, EOID): New shorthand.
16589 (IWORD): Add a couple more types.
16590 (yylex): Add a setup stanza. Remove the complex rules for
16591 detecting GTY'ed types and typedefs; replace with simple
16592 keyword detectors. Adjust everything for the changed
16593 definition of yylval. Ignore all pp-directives, not just #define.
16595 (parse_file): Rename yybegin; do not call yyparse.
16597 * gengtype.c (xasprintf): Export again.
16598 (this_file): New. Use everywhere __FILE__ was being used.
16599 (get_lang_bitmap): Special case types defined in gengtype.c.
16600 (do_typedef, new_structure): Suppress definition of certain types.
16601 (new_structure): Improve diagnostics of duplicate definitions.
16602 Make sure location_s is associated with input.h.
16603 (nreverse_pairs, define_location_structures): New functions.
16604 (main): Improve tagging of kludge types. Remove old kludges
16605 for input.h types; use define_location_structures.
16606 * gengtype.h: Update prototypes. Define token codes here.
16607 * Makefile.in: Remove all references to gengtype-yacc.
16608 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
16610 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
16611 add GTY((skip)) to the field that's only conditionally there.
16612 * doc/install.texi: Document that Bison is no longer required
16613 unless building treelang.
16615 * gengtype.c: Don't include gtyp-gen.h.
16616 (srcdir): Declare here.
16617 (base_files, lang_dir_names): Allocate dynamically.
16618 (gt_files, num_gt_files, num_lang_dirs): New globals.
16619 (measure_input_list, read_input_line, read_input_list)
16620 (set_lang_bitmap): New functions.
16621 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
16622 simplify, relying on read_input_list to set up the bitmaps.
16623 (main): Arguments are no longer unused. Check for correct number
16624 of command line arguments, set srcdir and srcdir_len, then call
16625 read_input_list, before doing anything else. No need to worry
16626 about duplicates in main loop.
16627 * configure.ac: Simplify the calculation of all_gtfiles.
16628 Put language tags in there. Don't set or substitute
16629 all_gtfiles_files_langs or all_gtfiles_files_frags.
16630 * Makefile.in: Revamp the way gengtype is invoked, now that it
16631 takes a file on its command line with a much simpler format.
16632 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
16633 (GTFILES): Remove duplicates and C source files.
16634 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
16635 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
16636 * configure: Regenerate.
16638 * gengtype.h: Remove all type definitions to gengtype.c; leave
16639 only definitions of options_p, type_p, and pair_p as opaque
16640 pointers. Update prototypes.
16641 * gengtype.c: Many type definitions moved here from gengtype.h.
16642 Consolidate type definitions at the top of the file.
16643 (xvasprintf): Delete.
16644 (xasprintf): Make static.
16645 (create_nested_pointer_option): Add 'next' parameter.
16646 (create_field_all, create_field_at): New functions.
16647 (create_field): Now a thin wrapper around create_field_all.
16648 (create_optional_field): Rename create_optional_field_ and add
16649 line argument. Original name is now a macro which supplies
16651 (oprintf): Use vsnprintf directly.
16652 (close_output_files): Use fatal rather than perror/exit.
16653 (note_def_vec, note_def_vec_alloc): Use create_field_at.
16654 (main): Set progname. Don't use exit.
16655 * gengtype-yacc.y (struct_fields): Use create_field_at.
16656 (option, optionseqopt): Delete.
16657 (optionseq): Consolidate productions from option here so we
16658 can use the first argument to create_option.
16660 * gengtype-lex.l: Distinguish unions from structures in the
16661 token type. Don't call find_structure; return the tag as a string.
16662 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
16663 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
16664 string. Reorganize typedef_struct production accordingly.
16665 Use create_nested_ptr_option.
16666 * gengtype.c (create_nested_ptr_option): New function.
16667 * gengtype.h: Declare it.
16669 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
16670 (string_type): Don't declare.
16671 (do_scalar_typedef): Declare.
16672 (create_scalar_type): Update prototype.
16673 * gengtype.c (string_type): Make static.
16674 (scalar_nonchar, scalar_char): New.
16675 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
16676 (resolve_typedef): Use scalar_nonchar for error recovery.
16677 (create_scalar_type): Remove name_len field. Return scalar_char
16678 or scalar_nonchar as appropriate.
16679 (adjust_field_type): Look at scalar_is_char boolean to decide whether
16680 to use string_type.
16681 (throughout): Use scalar_nonchar instead of calling
16682 create_scalar_type, whenever possible.
16683 (main): Initialize scalar_char and scalar_nonchar before calling
16685 * gengtype-lex.l: Adjust for removal of second argument to
16686 create_scalar_type. Use yylval.s instead of yylval.t when
16688 * gengtype-yacc.y: Type of SCALAR is string. Call
16689 create_scalar_type from type:SCALAR rule. Adjust for removal of
16690 second argument to create_scalar_type.
16692 * vec.h: Remove all #if IN_GENGTYPE blocks.
16693 Add comment saying that changes may require adjustments to gengtype.
16694 * gengtype.c: Don't include coretypes.h or tm.h.
16695 Add comment to inclusion of errors.h.
16696 (note_def_vec, note_def_vec_alloc): New functions.
16697 * gengtype.h: Declare new functions.
16698 * gengtype-lex.l: Don't include coretypes.h.
16699 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
16701 (update_lineno): Remove unnecessary prototype.
16702 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
16703 (VEC rule): Just return VEC_TOKEN.
16704 * gengtype-yacc.y (VEC_TOKEN): New token type.
16705 (type): Add a production for VEC(a,b).
16706 * Makefile.in: Update dependencies.
16708 * gengtype-lex.l: Remove rules for parsing pointer-to-function
16709 typedefs that use the old PARAMS macro.
16711 * gengtype-lex.l: Remove all rules and states relating to yacc
16713 * gengtype-yacc.y: Similarly.
16714 * gengtype.c (note_yacc_type): Delete function.
16715 * gengtype.h: Update prototypes.
16717 2007-03-26 Joseph Myers <joseph@codesourcery.com>
16719 * tree-pretty-print.c (dump_generic_node): Report precision of
16720 unnamed integer types.
16722 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
16724 * ifcvt.c (noce_try_store_flag_constants): Don't check
16725 no_new_pseudos here.
16726 (noce_try_store_flag_constants): Don't check no_new_pseudos.
16727 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
16728 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
16729 noce_try_sign_mask): Likewise.
16730 (if_convert): Check no_new_pseudos here.
16732 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
16734 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
16735 (noce_get_condition): Handle new then_else_reversed argument.
16736 (noce_init_if_info): Remove, fold into noce_find_if_block.
16737 (noce_process_if_block): Take a struct noce_if_info as the
16738 argument. Don't set up one based on ce_if_info. Update pointer
16739 references accordingly.
16740 (cond_move_process_if_block): Likewise.
16741 (process_if_block): Removed.
16742 (find_if_block): Removed. Move functionality two new functions,
16743 noce_find_if_block and cond_exec_find_if_block.
16744 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
16745 blocks and the symmetric IF-ELSE-JOIN case.
16746 (cond_exec_find_if_block): Also new function mostly based on old
16747 find_if_block and process_if_block.
16748 (find_if_header): Replace find_if_block call with separately
16749 guarded calls to noce_find_if_block and cond_exec_find_if_block.
16750 (find_cond_trap): Update noce_get_condition call.
16751 (dead_or_predicable): Likewise.
16753 2007-03-26 Jakub Jelinek <jakub@redhat.com>
16755 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
16757 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
16758 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
16759 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
16760 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
16761 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
16762 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
16763 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
16764 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
16765 __builtin_ia32_psrad128 builtins.
16767 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
16769 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
16770 * config/i386/constraints.md
16771 (define_constraint "I"): Use IN_RANGE macro.
16772 (define_constraint "J"): Ditto.
16773 (define_constraint "K"): Ditto.
16774 (define_constraint "M"): Ditto.
16775 (define_constraint "N"): Ditto.
16776 (define_constraint "O"): Ditto.
16777 * config/i386/predicates.md
16778 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
16779 (define_predicate "const_0_to_3_operand"): Ditto.
16780 (define_predicate "const_0_to_7_operand"): Ditto.
16781 (define_predicate "const_0_to_15_operand"): Ditto.
16782 (define_predicate "const_0_to_63_operand"): Ditto.
16783 (define_predicate "const_0_to_255_operand"): Ditto.
16784 (define_predicate "const_1_to_31_operand"): Ditto.
16785 (define_predicate "const_2_to_3_operand"): Ditto.
16786 (define_predicate "const_4_to_7_operand"): Ditto.
16788 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16790 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
16791 in SImode for save_world.
16792 * config/rs6000/altivec.md (save_world, restore_world): Convert to
16795 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
16797 PR tree-optimization/30784
16798 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
16801 2007-03-25 Revital Eres <eres@il.ibm.com>
16803 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
16804 Fold movement_possibility function into it.
16806 2007-03-25 David Edelsohn <edelsohn@gnu.org>
16808 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
16809 (load_macho_picbase_{si,di}): Convert to LR hard reg.
16810 (call_indirect_nonlocal_darwin64): Same.
16811 (call_nonlocal_darwin64): Same.
16812 (call_value_indirect_nonlocal_darwin64): Same.
16813 (call_value_nonlocal_darwin64): Same.
16814 (sibcall_nonlocal_darwin64): Same.
16815 (sibcall_value_nonlocal_darwin64): Same.
16816 (sibcall_symbolic_64): Same.
16817 (sibcall_value_symbolic_64): Same.
16818 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
16820 (rs6000_emit_load_toc_table): Same.
16821 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
16822 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
16824 (divss_call): Same.
16825 (divus_call): Same.
16826 (quoss_call): Same.
16827 (quous_call): Same.
16828 (load_toc_v4_pic_si): Same
16829 (load_toc_v4_PIC_1): Same.
16830 (load_toc_v4_PIC_1b): Same.
16831 (call_indirect_aix{32,64}): Same.
16832 (call_value_indirect_aix{32,64}): Same.
16834 (call_value): Same.
16835 (call_local{32,64}): Same.
16836 (call_value_local{32,64}): Same.
16837 (call_indirect_nonlocal_aix{32,64}): Same.
16838 (call_nonlocal_aix{32,64}): Same.
16839 (call_value_indirect_nonlocal_aix{32,64}): Same.
16840 (call_value_nonlocal_aix{32,64}): Same.
16841 (call_indirect_nonlocal_sysv<mode>): Same.
16842 (call_nonlocal_sysv<mode>): Same.
16843 (call_value_indirect_nonlocal_sysv<mode>): Same.
16844 (call_value_nonlocal_sysv<mode>): Same.
16846 (sibcall_local{32,64}): Same.
16847 (sibcall_value_local{32,64}): Same.
16848 (sibcall_nonlocal_aix{32,64}): Same.
16849 (sibcall_value_nonlocal_aix{32,64}): Same.
16850 (sibcall_nonlocal_sysv<mode>): Same.
16851 (sibcall_value): Same.
16852 (sibcall_value_nonlocal_sysv<mode>): Same.
16854 2007-03-24 Paul Brook <paul@codesourcery.com>
16856 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
16857 * config/arm/linux-eabi.h: Remove legacy syscall hack.
16859 2007-03-24 Richard Henderson <rth@redhat.com>
16861 * config/ia64/constraints.md: New file.
16862 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
16863 satisfies_constraint_?.
16864 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
16865 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
16866 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
16867 ia64_output_mi_thunk): Likewise.
16868 (ia64_const_ok_for_letter_p): Remove.
16869 (ia64_const_double_ok_for_letter_p): Remove.
16870 (ia64_extra_constraint): Remove.
16871 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
16872 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
16873 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
16874 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
16875 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
16876 EXTRA_MEMORY_CONSTRAINT): Remove.
16877 * config/ia64/ia64.md: Include constriants.md. Replace
16878 CONST_OK_FOR_? with satisfies_constraint_?.
16880 2007-03-23 Michael Meissner <michael.meissner@amd.com>
16881 H.J. Lu <hongjiu.lu@intel.com>
16883 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
16885 (name macros): Use DPD_BID_NAME to convert names properly.
16887 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
16888 decimal floating point format.
16889 (init_floating_libfuncs): Change decimal functions so that they
16890 have a "bid_" prefix if the decimal system uses the BID format,
16891 and "dpd_" prefix if the decimal system uses the DPD format.
16892 (init_interclass_conv_libfuncs): Ditto.
16893 (init_intraclass_conv_libfuncs): Ditto.
16895 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16896 using the BID format.
16898 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16899 whether we are using the BID decimal format.
16900 * configure: Regenerate.
16902 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16903 the compiler has decimal floating point enabled. Define
16904 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16907 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
16908 using the BID format.
16910 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
16911 whether we are using the BID decimal format.
16912 * configure: Regenerate.
16914 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
16915 the compiler has decimal floating point enabled. Define
16916 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
16919 * doc/install.texi (--enable-decimal-float): Document BID and DPD
16920 options, and that it is enabled for i386/x86_64 systems.
16922 * Makefile.in (enable_decimal_float): New.
16924 (DECNUMINC): Add -I$(DECNUMFMT).
16925 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
16926 to $(DECNUMFMT) from $(DECNUM).
16928 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
16929 Substitute enable_decimal_float.
16930 * configure: Regenerated.
16933 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
16936 * configure.ac: Enable decimal float for x86_64-*-linux*.
16937 * configure: Regenerated.
16940 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
16941 decimal128ClearSign to flip and clear the sign bit in decimal128.
16942 (decimal_real_maxval): Set decimal128SetSign to set the sign
16945 2007-03-23 Ian Lance Taylor <iant@google.com>
16947 * fold-const.c (fold_binary): Correct warning for X - c >= X.
16949 2007-03-23 Ian Lance Taylor <iant@google.com>
16951 * tree-dump.c (dump_files): Correct comment.
16953 2007-03-23 Ian Lance Taylor <iant@google.com>
16955 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
16957 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
16959 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
16960 in cfglayout mode. Don't go into and out of cfglayout mode.
16961 Link the blocks in the order of the constructed traces.
16962 (rest_of_handle_tracer): Adjust call to tracer.
16963 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
16964 Don't go into cfglayout mode.
16965 (rtl_loop_done): Don't go out of cfglayout mode.
16966 * cfglayout.c (relink_block_chain): New function, split out from...
16967 (fixup_reorder_chain): ...here. Remove redundant checking.
16968 (cfg_layout_finalize): Don't clear the header, footer, and aux
16969 fields here, move the code to do so to relink_block_chain. Likewise
16970 for free_original_copy_tables.
16971 * rtl.h (tracer): Update prototype.
16972 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
16973 Assert we are in cfglayout mode. Don't go into and out of cfglayout
16974 mode. Use relink_block_chain to serialize the CFG according to the
16975 new basic block order. Move targetm.cannot_modify_jumps_p check from
16977 (gate_handle_reorder_blocks): ...to here.
16978 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
16980 (gate_duplicate_computed_gotos): ...to here.
16981 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
16982 something always changes when going into and out of cfglayout mode.
16983 Perform an expensive cfg cleanup while going into cfglayout mode.
16984 Always update liveness information on HAVE_conditional_execution
16985 targets. Reserialize the basic blocks and go out of cfglayout mode.
16986 * reg-stack.c: Include cfglayout.h.
16987 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
16988 the call to reorder_basic_blocks.
16989 * basic-block.h (reorder_basic_blocks): Update prototype.
16990 (relink_block_chain): New prototype.
16991 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
16993 2007-03-23 Joseph Myers <joseph@codesourcery.com>
16995 * config/mips/mips.md (type, hazard, *movdi_32bit,
16996 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
16997 *movhi_internal, *movqi_internal, *movsf_hardfloat,
16998 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
16999 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
17000 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
17002 (movcc): Change first xfer to multi.
17003 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
17004 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
17005 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
17006 config/mips/generic.md: Change reservations using "xfer" to use
17008 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
17009 using match_operand.
17010 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
17011 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
17013 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
17015 2007-03-22 Richard Henderson <rth@redhat.com>
17017 * config/i386/i386.c: Remove unnecessary function declarations.
17018 Move targetm definition, and all related macros, to the end of
17019 the file. Resort some functions to put definitions before uses.
17020 (ix86_attribute_table): Make static. Move to end of file.
17021 (ix86_gimplify_va_arg): Make static.
17023 2007-03-22 Richard Henderson <rth@redhat.com>
17025 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
17026 don't increase local_regparm with force_align_arg_pointer check.
17027 (ix86_function_sseregparm): Assert 32-bit.
17028 (type_has_variadic_args_p): New.
17029 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
17030 type_has_variadic_args_p.
17031 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
17032 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
17033 use memset instead. Do maybe_vaarg check first; skip attribute
17034 tests if true; skip attribute tests for 64-bit.
17035 (construct_container): Remove TARGET_DEBUG_ARG.
17036 (function_arg_advance_32, function_arg_advance_64): Split out ...
17037 (function_arg_advance): ... from here.
17038 (function_arg_32, function_arg_64): Split out ...
17039 (function_arg): ... from here.
17040 (ix86_pass_by_reference): Tidy.
17041 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
17042 (function_value_32): New, from parts of ix86_function_value
17043 and ix86_value_regno.
17044 (function_value_64): New, from parts of ix86_function_value
17045 and ix86_libcall_value.
17046 (ix86_function_value_1): New.
17047 (ix86_function_value, ix86_libcall_value): Use it.
17048 (return_in_memory_32, return_in_memory_64): Split out ...
17049 (ix86_return_in_memory): ... from here.
17050 (ix86_struct_value_rtx): Skip for 64-bit.
17051 (ix86_libcall_value, ix86_value_regno): Remove.
17052 (setup_incoming_varargs_64): Split out ...
17053 (ix86_setup_incoming_varargs): ... from here.
17054 (ix86_va_start): Remove TARGET_DEBUG_ARG.
17055 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
17056 * config/i386/i386-protos.h (ix86_function_value): Remove.
17057 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
17059 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17062 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
17063 infinities not supported, otherwise emit warning if -Woverflow. On
17064 underflow, emit warning if -Woverflow.
17065 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
17067 * real.h (real_from_string): Update declaration
17069 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
17070 Richard Henderson <rth@redhat.com>
17072 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
17073 * calls.c (compute_argument_block_size, expand_call,
17074 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
17075 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
17076 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
17077 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
17078 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
17079 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
17080 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
17081 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
17084 2007-03-22 Joseph Myers <joseph@codesourcery.com>
17086 * c-incpath.c (add_sysroot_to_chain): New.
17087 (merge_include_chains): Add sysroot argument. Call
17088 add_sysroot_to_chain if sysrooted.
17089 (register_include_chains): Update call to merge_include_chains.
17090 * doc/cppopts.texi: Document use of '=' in include directory
17093 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
17095 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
17096 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
17097 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
17098 insn pattern using X87MODEF12 mode macro.
17100 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
17102 * regmove.c (regmove_optimize): Use reg_mentioned_p
17103 instead of reg_overlap_mentioned_p for DST.
17105 2007-03-21 Mike Stump <mrs@apple.com>
17107 * c.opt: Fixup for Objective-C/C++.
17109 2007-03-21 Steve Ellcey <sje@cup.hp.com>
17111 * explow.c (convert_memory_address): Fold memory reference when
17112 POINTERS_EXTEND_UNSIGNED < 0
17114 2007-03-21 Richard Henderson <rth@redhat.com>
17117 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
17118 * config/i386/mmintrin.h (__m64): Likewise.
17119 * config/i386/xmmintrin.h (__m128): Likewise.
17121 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17123 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
17124 (VXWORKS_OS_CPP_BUILTINS): Define.
17125 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
17126 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
17128 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17130 * rtl.h (constant_pool_reference_p): Delete.
17131 (find_constant_src): Declare.
17132 * rtlanal.c (find_constant_src): New function.
17133 * simplify-rtx.c (constant_pool_reference_p): Delete.
17134 * config/i386/i386.md: Use find_constant_src instead of
17135 constant_pool_reference_p/avoid_constant_pool_reference pairs.
17137 2007-03-21 Richard Sandiford <richard@codesourcery.com>
17139 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
17140 * c-cppbuiltin.c (c_cpp_builtins): Define them.
17142 2007-03-20 Mark Mitchell <mark@codesourcery.com>
17144 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
17145 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
17146 (arm_elf_asm_constructor): Use it.
17147 (arm_elf_asm_destructor): New function.
17149 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
17151 * jump.c (mark_jump_label): Treat SEQUENCE specially.
17153 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
17155 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
17157 2007-03-19 Andrew Haley <aph@redhat.com>
17159 PR tree-optimization/31264
17160 * tree-vrp.c (register_edge_assert_for_1): Don't look though
17161 VIEW_CONVERT_EXPRs.
17163 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
17165 PR rtl-optimization/30907
17166 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
17167 (fwprop_init): Always call loop_optimizer_initialize.
17168 (fwprop_done): Always call loop_optimizer_finalize.
17169 (fwprop): We always have loop info now.
17170 (gate_fwprop_addr): Remove.
17171 (pass_fwprop_addr): Use gate_fwprop as gate.
17173 PR rtl-optimization/30841
17174 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
17175 df_chain_alloc): Call df_reorganize_refs unconditionally.
17176 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
17177 refs_organized to refs_organized_size.
17178 (df_ref_create_structure): Use refs_organized_size instead of
17179 bitmap_size if refs had been organized, and keep refs_organized_size
17181 * df.h (struct df_ref_info): Change refs_organized to
17182 refs_organized_size.
17183 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
17186 2007-03-19 Mark Mitchell <mark@codesourcery.com>
17188 * except.c (output_function_exception_table): Do not reference the
17189 EH personality routine for functions that do not require an
17192 2007-03-20 Jakub Jelinek <jakub@redhat.com>
17195 * c-typeck.c (convert_for_assignment): Call comptypes for
17196 RECORD_TYPE or UNION_TYPE.
17198 PR inline-asm/30505
17199 * reload1.c (reload): Do invalid ASM checking after
17200 cleanup_subreg_operands.
17202 2007-03-19 Jeff Law <law@redhat.com>
17204 * tree-cfg.c (find_taken_edge): Tighten conditions for
17205 optimizing computed gotos.
17207 2007-03-19 Michael Matz <matz@suse.de>
17209 * builtins.c (expand_builtin_sync_operation,
17210 expand_builtin_compare_and_swap,
17211 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
17214 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
17215 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
17218 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17220 * doc/tm.texi: Add brackets around the return type of
17221 TARGET_SECONDARY_RELOAD.
17223 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17224 Richard Guenther <rguenther@suse.de>
17226 PR tree-optimization/31254
17227 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17228 Use handled_component_p () where appropriate. Continue
17229 propagating into the rhs if we propagated into an INDIRECT_REF
17232 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17234 * config/s390/s390.md (op_type attribute): RRR instruction type added.
17235 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
17236 (xde, xdee): Mode attributes adjusted to support DFP modes.
17237 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
17238 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
17239 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
17240 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
17241 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
17242 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17243 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
17245 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
17246 "movsf"): Insn definitions removed.
17247 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
17248 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
17249 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
17251 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
17252 "reload_in<mode>", "reload_out<mode>"): Expander added.
17253 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
17256 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17258 * config/s390/s390.md: Only non-functional changes. Renamed
17259 FPR mode macro to BFP all over the file.
17261 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17263 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
17264 (op_type attribute): RRF instruction type added.
17265 (fT0): New mode attribute.
17266 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
17267 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
17268 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
17269 instruction no secondary memory is needed when moving DFmode values
17270 between GPRs and FPRs.
17272 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17274 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
17275 inverted and documentation adjusted.
17276 ("mhard-dfp", "msoft-dfp"): New options.
17277 * config/s390/s390.c (s390_handle_arch_option): New architecture
17279 (override_options): Sanity checks for the new options added.
17280 * config.gcc: New architecture switch: z9-ec.
17281 * config/s390/s390.h (processor_flags): PF_DFP added.
17282 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
17283 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
17284 when the bit is NOT set so remove it from the defaults.
17286 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17288 * genemit.c (main): Print include statement for dfp.h.
17289 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
17292 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17294 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
17296 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
17299 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
17300 instead of PATTERN.
17302 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17304 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
17305 attr_length_call, output_call, output_indirect_call): Cleanup
17306 formatting of targetm calls.
17308 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
17310 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
17312 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17314 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
17315 reservation, bypass and anti-bypass descriptions for these
17316 instructions. Update move patterns.
17317 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
17320 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
17322 * tree-vect-transform.c (get_initial_def_for_induction): Replace
17323 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
17324 (get_initial_def_for_reduction): Likewise.
17326 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
17328 Fix PR tree-optimization/29922
17329 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
17330 (get_representative): Removed.
17331 (value_dies_in_block_x): Update for rvuse removal.
17332 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
17333 (compute_antic_aux): Handle when PHI nodes appear in
17334 non-single-successors.
17335 (dump_bitmap_of_names): Removed.
17336 (compute_antic_safe): Renamed and removed rvuse calculation.
17337 Calculate only antic safe.
17338 (insert_into_preds_of_block): Remove assert.
17339 (execute_pre): Update for renamed functions.
17340 (defer_or_phi_translate_block): New function.
17342 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17344 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
17345 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
17347 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
17348 Follow spelling conventions.
17350 * tree-data-ref.h: Remove the prototype for analyze_array.
17352 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
17354 PR tree-optimization/31041
17355 * tree-vect-transform.c (get_initial_def_for_induction): Call
17356 force_gimple_operand.
17358 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
17360 * ipa-type-escape.c (look_for_casts) : Revert code to use
17361 handled_component_p due to ada test a-numaux.adb.
17363 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
17365 * final.c (final_scan_insn): Alter the condition of a
17366 conditional trap if we have nonstandard CC.
17368 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17370 * configure.ac: Remove excess quoting from asm line 0 test.
17371 * configure: Rebuilt.
17373 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17375 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
17376 * c-common.c (convert_and_check): Move warning logic to...
17377 (warnings_for_convert_and_check): ...here. Define.
17378 * c-common.h (warnings_for_convert_and_check): Declare.
17380 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17382 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
17383 (output_call): Likewise.
17385 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17387 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
17389 2007-03-16 Richard Sandiford <richard@codesourcery.com>
17391 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
17393 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
17395 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
17396 opteron, athlon-64 and athlon-fx processor_alias_table entries.
17398 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
17400 PR tree-optimization/31183
17401 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
17402 Use double_int instead of unsigned int for representing access_strides.
17403 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
17405 2007-03-16 Richard Guenther <rguenther@suse.de>
17407 PR tree-optimization/31146
17408 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
17409 to allow recursion of forward_propagate_addr_expr.
17410 (forward_propagate_addr_into_variable_array_index): Likewise.
17411 (forward_propagate_addr_expr): Likewise.
17412 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17413 (forward_propagate_addr_expr_1): Recurse on simple copies
17414 instead of propagating into them. Do so for useless conversions
17416 (forward_propagate_addr_expr): Clean up unused statements after
17419 2007-03-16 Richard Guenther <rguenther@suse.de>
17421 * builtins.c (expand_builtin_cexpi): Use the right argument
17422 for the expansion via cexp.
17424 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17426 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
17427 * configure: Rebuilt.
17429 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
17432 * dwarf2out.c (force_type_die): Adjust comment.
17433 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
17435 2007-03-15 DJ Delorie <dj@redhat.com>
17437 * config/frv/predicates.md (minmax_operator): Don't check operands
17440 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17442 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
17443 Update constant estimates of number of iterations.
17444 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
17445 argument renamed to "realistic".
17446 (compute_estimated_nb_iterations): Removed.
17447 (record_niter_bound): New function.
17448 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
17449 call record_nonwrapping_iv with upper = false.
17450 (infer_loop_bounds_from_signedness): Pass upper argument to
17451 record_nonwrapping_iv.
17452 (estimate_numbers_of_iterations_loop): Do not call
17453 compute_estimated_nb_iterations. Record estimate based on profile
17454 information. Initialize the constant estimates of number of
17456 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
17458 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
17459 number of iterations is too small.
17460 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
17461 (EST_NOT_AVAILABLE): Removed.
17462 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
17463 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
17466 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
17468 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
17469 Handle NE_EXPR guards.
17471 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17474 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
17475 Set also -pedantic-errors by default for the preprocessor unless
17476 -fpermissive is given.
17478 2007-03-15 Richard Guenther <rguenther@suse.de>
17480 PR middle-end/29719
17481 PR middle-end/31161
17482 * builtins.c (expand_builtin_cexpi): As a fallback if we
17483 don't have builtins for sincos or cexp create a function
17484 declaration for cexp and expand to a call to that.
17485 (expand_builtin_int_roundingfn): Always fall
17486 back to floor/ceil and its variants even if they may be
17489 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
17491 PR middle-end/31159
17492 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
17493 jump tables, move the call to delete_dead_jumptables from here...
17494 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
17495 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
17496 don't allow merging of blocks that try_redirect_by_replacing_jump
17497 also does not handle when not optimizing.
17499 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17500 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17502 * config/i386/i386.md (x86_sahf_1): Correctly handle
17505 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
17508 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
17509 x86_64_general_operand as operand[2] predicate. Remove "iF"
17510 from operand constraints and use "e" constraint instead.
17511 (*subti3_1, *subti3_1 splitter): Ditto.
17512 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
17513 operand[1] predicate.
17515 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
17517 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
17518 arrays, multiply the access strides by the size of the sub-array.
17519 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
17521 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17523 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
17524 the configured assembler supports the sahf mnemonic.
17525 * configure: Regenerate.
17526 * config.in: Regenerate.
17528 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
17529 emit "sahf" or ".byte\t0x9e" as asm template.
17531 2007-03-14 Michael Meissner <michael.meissner@amd.com>
17534 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
17535 option to replace hard coded TARGET_xxx in md file.
17536 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
17537 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17538 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
17539 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
17540 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
17541 (X86_TUNE_NOT_VECTORMODE): Ditto.
17542 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
17543 (TUNE_AVOID_VECTOR_DECODE): Ditto.
17544 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
17545 (TUNE_SLOW_IMUL_IMM8): Ditto.
17546 (TUNE_MOVE_M1_VIA_OR): Ditto.
17547 (TUNE_NOT_UNPAIRABLE): Ditto.
17548 (TUNE_NOT_VECTORMODE): Ditto.
17550 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
17553 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
17554 tuning options instead of hard coded TARGET_xxx.
17555 (fix ssemode peephole2's): Ditto.
17556 (imul peephole2's): Ditto.
17558 (movdi_or_rex64): Ditto.
17559 (move peephole2): Ditto.
17560 (not peephole2's): Ditto.
17562 2007-03-14 Dirk Mueller <dmueller@suse.de>
17564 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
17565 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
17566 * c-parser.c (c_parser_if_body): Always add an empty statement in case
17568 * c-parser.c (c_parser_do_statement): Warn about empty body in
17569 do/while statement.
17570 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
17571 * doc/invoke.texi (-Wempty-body): Update documentation.
17573 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17576 * c-common.h (warn_for_div_by_zero): Declare.
17577 * c-common.c (warn_for_div_by_zero): Define.
17578 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
17581 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17583 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
17584 to PREFIX and STANDARD_PREFIX.
17586 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17587 Phil Edwards <phil@codesourcery.com>
17589 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
17590 (__gthread_once_t): Remove busy field for RTPs.
17591 (__GTHREAD_ONCE_INIT): Update accordingly.
17593 2007-03-14 Richard Sandiford <richard@codesourcery.com>
17595 * doc/invoke.texi: Document VxWorks options.
17597 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
17599 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
17601 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
17603 PR tree-optimization/30590
17604 * tree-nrv.c (tree_nrv): Check for the partial update of the
17607 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17609 * flags.h (flag_random_seed): Remove declaration, in favor of...
17610 * toplev.h (get_random_seed, set_random_seed): ... these.
17611 * tree.c (get_file_function_name): Use the former.
17612 * opts.c (common_handle_option): Use the latter.
17615 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
17617 PR middle-end/31127
17618 * cse.c (cse_find_path): Do not bail out if a basic block that
17619 we already visited now becomes part of a path that starts at a
17620 different basic block. Just disallow this, to make sure we
17621 visit each basic block at most once.
17623 2007-03-13 Jan Hubicka <jh@suse.cz>
17625 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
17626 attributes, when profile esitmate is present, calls with very low
17627 frequency are cold.
17629 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
17631 PR tree-optimization/30730
17632 PR tree-optimization/26900
17633 * tree-ssa-loop-niter.c: Include gmp.h.
17634 (bounds): New type.
17635 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
17636 split_to_var_and_offset, determine_value_range,
17637 bound_difference_of_offsetted_base, refine_bounds_using_guard,
17638 bound_difference, bounds_add, bounds_negate,
17639 number_of_iterations_ne_max, dump_affine_iv): New functions.
17640 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
17641 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
17642 difference of initial and final value of control iv to validate
17644 (number_of_iterations_cond): Add loop parameter. Determine bounds
17645 on the difference of the extremes of the control iv. Add dumps.
17646 (expand_simple_operations): Handle phi nodes.
17647 (simplify_using_initial_conditions): Do not record used conditions.
17648 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
17649 Do not set additional_info.
17650 (implies_nonnegative_p, implies_ge_p): Removed.
17651 (derive_constant_upper_bound): Do not use parameter `additional'.
17652 (record_estimate): Parameter `additional' removed. Parameter
17653 `i_bound' added. Do not call derive_constant_upper_bound.
17654 (record_nonwrapping_iv): Use derive_constant_upper_bound to
17655 bound the number of iterations estimate.
17656 (estimate_numbers_of_iterations_loop): Pass the estimate from
17657 the number of iterations analysis to record_estimate.
17658 * tree.h (multiple_of_p): Declare.
17659 * tree-scalar-evolution.c (expression_expensive_p): Removed.
17660 (scev_const_prop): Do not check expression_expensive_p.
17661 * fold-const.c (multiple_of_p): Exported.
17662 * double-int.c (double_int_mask): Exported.
17663 * double-int.h (double_int_mask): Declare.
17664 * tree-flow.h (struct tree_niter_desc): Removed additional_info
17665 field. Added max field.
17667 2007-03-13 David Taylor <taylor@candd.org>
17670 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
17673 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17676 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
17677 two unamed patterns.
17679 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
17681 * config/i386/i386.opt (mcx16, msahf): New options.
17682 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
17683 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
17685 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
17686 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
17687 Output -mcx16 and -msahf options when corresponding bit is set.
17689 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
17690 and -msahf options.
17692 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
17694 * configure.ac: Test for assembler tolerance to # 0 "".
17695 * configure, config.in: Rebuilt.
17696 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
17698 2007-03-13 Geoffrey Keating <geoffk@apple.com>
17700 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
17702 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
17703 (handle_syscall): Handle direct system calls.
17704 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
17706 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17708 * doc/invoke.texi: Fix cpp.info cross-reference.
17709 * doc/passes.texi: Fix gcc.info cross-reference.
17711 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
17713 PR tree-optimization/30835
17714 * lambda-code.c (can_convert_to_perfect_nest): Check whether
17715 bb_for_stmt is not NULL before accessing it.
17717 2007-03-12 Joseph Myers <joseph@codesourcery.com>
17719 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
17722 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
17725 * doc/install.texi: Document --enable-stage1-languages
17727 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
17729 * tree-pass.h (pass_into_cfg_layout_mode,
17730 pass_outof_cfg_layout_mode): Declare.
17731 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
17732 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
17733 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
17734 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
17736 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
17738 * c-decl.c (warn_variable_length_array): New function.
17739 Refactored from grokdeclarator to handle warn_vla
17740 and handle unnamed array case.
17741 (grokdeclarator): Refactored VLA warning case.
17742 * c.opt (Wvla): New flag.
17743 * doc/invoke.texi (Wvla): New warning.
17745 2007-03-12 Richard Henderson <rth@redhat.com>
17747 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
17748 (TARGET_SECTION_TYPE_FLAGS): New.
17750 2007-03-12 Richard Henderson <rth@redhat.com>
17752 * config/darwin.c (machopic_reloc_rw_mask): New.
17753 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
17754 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
17756 2007-03-12 Mark Mitchell <mark@codesourcery.com>
17758 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
17759 * cppdefault.h (cpp_PREFIX): Document.
17760 (cpp_PREFIX_len): Likewise.
17761 (cpp_EXEC_PREFIX): New variable.
17762 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
17763 * c-incpath.c (add_standard_paths): Correct logic for relocating
17764 paths within prefix.
17766 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
17768 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
17769 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
17771 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
17772 fix_truncdfdi_sse using SSEMODEF mode macro.
17773 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
17774 fix_truncdfsi_sse using SSEMODEF mode macro.
17775 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
17776 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
17778 2007-03-12 Richard Sandiford <richard@codesourcery.com>
17780 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
17781 elfos.h to tm_file.
17783 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
17785 * tree.h : Add multiple_of_p declaration.
17786 * fold-const.c (multiple_of_p): Make multiple_of_p public.
17787 * ipa-type-escape.c (results_of_malloc): Redundant.
17788 (visited_stmts): New. Visited stmt for walk_use_def_chains.
17789 (cast_type): Extended with new members.
17790 (check_cast): Returns cast_type.
17791 (cast): New structure for data of walk_use_def_chains.
17792 (is_malloc_result, is_cast_from_non_pointer_1,
17793 is_cast_from_non_pointer,
17794 is_array_access_through_pointer_and_index): New functions.
17795 (look_for_casts): Returns cast types.
17796 (check_call): Returns void.
17797 (okay_pointer_operation): Use support of pointer plus index,
17798 pointer plus constant and allow all multiplications.
17800 2007-03-11 Richard Guenther <rguenther@suse.de>
17802 PR tree-optimization/31115
17803 * tree-vrp.c (extract_range_from_binary_expr): Make sure
17804 the shift count is positive and non-anti-range for RSHIFT_EXPR.
17805 A shift count of zero is not special as with *_DIV_EXPR.
17806 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
17809 2007-03-11 Ian Lance Taylor <iant@google.com>
17811 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
17812 the *_DIV_EXPR codes correctly with overflow infinities.
17814 2007-03-11 Ira Rosen <irar@il.ibm.com>
17816 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
17817 indicate success/failure of the analysis. Add negation to subtrahend
17818 in case of subtraction. Fail if both operands contain constants.
17819 (create_data_ref): Fail if analyze_offset fails.
17821 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
17823 * config/i386/i386.md (frndintxf2): Rename to ...
17824 (rintxf2): ... this. Remove expander having same name.
17825 (rintsf2, rintdf2): Implement using SSEMODEF macro.
17826 (roundsf2, rounddf2): Ditto.
17827 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
17828 (lround<mode>di2, lround<mode>si2): Ditto.
17830 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
17832 * lower-subreg.c: Include except.h.
17833 (decompose_multiword_subregs): Verify that the only control flow
17834 insns we can split are loads to multi-words pseudos.
17835 Handle breaking such blocks after splitting, instead of calling
17836 find_many_sub_basic_blocks.
17838 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
17839 on the new basic block. Add a lengthy comment explaining why we
17840 thought this was necessary.
17841 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
17843 2007-03-10 Mark Mitchell <mark@codesourcery.com>
17846 * tree.c (walk_type_fields): Recurse into the element type of
17847 ARRAY_TYPEs if there is a pointer set.
17849 2007-03-10 Dirk Mueller <dmueller@suse.de>
17851 * c-common.c (warn_logical_operator): Fix condition.
17853 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
17855 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
17857 * config/darwin.c (machopic_select_section): Remove superfluous
17858 argument in call to categorize_decl_for_section. Remove unused
17861 2007-03-10 Joseph Myers <joseph@codesourcery.com>
17863 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
17865 * configure: Regenerate.
17867 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
17870 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
17871 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
17872 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
17873 Add LABEL_NUSES to emitted label.
17874 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
17875 branch probability value to emitted jump insn.
17876 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
17877 Do not check life information and do not re-arrange input operands
17878 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
17880 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17882 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
17883 the change of decode_asm_operands.
17885 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
17887 * mode-switching.c (create_pre_exit): Skip blockage insn.
17889 2007-03-09 Diego Novillo <dnovillo@redhat.com>
17891 * tree-pass.h (TODO_update_smt_usage): Remove.
17893 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17897 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17899 * pa.c (attr_length_call): Revise condition for long
17900 pc-relative branch.
17901 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
17902 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
17903 sequence on SOM target.
17905 2007-03-09 Geoffrey Keating <geoffk@apple.com>
17907 * gcc.c: Document %{, in big comment at top.
17908 (input_suffix_matches): Remove special handling for .s and
17910 (input_spec_matches): New.
17911 (handle_braces): Handle %{,.
17912 (validate_switches): ',' indicates a value which is not a switch.
17913 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
17914 to detect assembler input.
17915 * config/i386/sol2.h (CPP_SPEC): Likewise.
17916 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
17917 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
17918 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
17919 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
17920 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
17921 -m64 causes deployment target to default to 10.5.
17922 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17924 2007-03-09 Richard Henderson <rth@redhat.com>
17927 * target.h (targetm.asm.out.reloc_rw_mask): New.
17928 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
17929 (TARGET_ASM_OUT): Use it.
17930 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
17931 * varasm.c (categorize_decl_for_section): Remove shlib argument;
17932 use the new reloc_rw_mask target hook instead.
17933 (default_section_type_flags_1): Merge into...
17934 (default_section_type_flags): ... here.
17935 (decl_readonly_section_1): Merge into...
17936 (decl_readonly_section): ... here.
17937 (default_elf_select_section_1): Merge into...
17938 (default_elf_select_section): ... here.
17939 (default_unique_section_1): Merge into...
17940 (default_unique_section): ... here.
17941 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
17942 (default_select_rtx_section): Use it.
17943 (default_elf_select_rtx_section): Likewise.
17944 * output.h: Update to match.
17945 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
17946 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
17947 (TARGET_ASM_RELOC_RW_MASK): New.
17948 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
17949 to categorize_decl_for_section.
17950 (x86_64_elf_unique_section): Likewise.
17951 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
17952 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
17953 (TARGET_ASM_RELOC_RW_MASK): New.
17954 * config/ia64/ia64.c (ia64_rwreloc_select_section,
17955 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
17956 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
17957 (TARGET_RWRELOC): Remove.
17958 (ia64_section_type_flags): Adjust call to default_section_type_flags.
17959 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
17960 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
17961 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
17962 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
17963 (rs6000_xcoff_select_section): Use decl_readonly_section.
17964 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
17965 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
17966 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
17967 (TARGET_SECTION_TYPE_FLAGS): Remove.
17968 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
17970 2007-03-09 Roger Sayle <roger@eyesopen.com>
17972 * fold-const.c (fold_comparison): Remove compile-time evaluation of
17973 complex constant equality/inequality comparisons for here.
17974 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
17975 known at compile-time or can be simplified to a scalar comparison.
17976 (fold_relational_const): Move compile-time evaluation of complex
17977 constant equality/inequality comparisons to here.
17979 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17981 PR rtl-optimization/30643
17982 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
17984 (fold_rtx): Recurse, like before 2006-11-03.
17986 2007-03-09 DJ Delorie <dj@redhat.com>
17988 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
17991 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
17993 PR tree-optimization/30375
17994 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
17995 LHS of statements is not the same.
17996 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
17998 2007-03-09 Chao-ying Fu <fu@mips.com>
18000 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
18002 * doc/invoke.texi (-mdspr2): Document new option.
18003 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
18004 New unspec for DSP REV 2.
18005 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
18006 these instructions are extended in DSP REV 2.
18007 (mips-dspr2.md): Include.
18008 * config/mips/mips.opt (mdspr2): New option.
18009 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
18010 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
18011 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
18012 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
18013 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
18014 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
18015 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
18017 (bdesc_map): Add one field of unsupported_target_flags.
18018 (bdesc_arrays): Update entries to have extra fields. Add
18020 (mips_init_builtins): Initialize new function types.
18021 Check unsupported_target_fileds to filter out builtins.
18022 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
18024 (ASM_SPEC): Pass mdspr2 to the assembler.
18025 * config/mips/mips-dspr2.md: New file.
18027 2007-03-09 Sa Liu <saliu@de.ibm.com>
18029 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
18031 2007-03-09 Ian Lance Taylor <iant@google.com>
18033 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
18034 argument) like -Wstrict-overflow=2.
18035 * doc/invoke.texi (Warning Options): Update documentation.
18037 2007-03-09 Dirk Mueller <dmueller@suse.de>
18040 * doc/invoke.texi (-Wlogical-op): Document.
18041 * common.opt (-Wlogical-op): New.
18042 * c-common.h (warn_logical_operator): Declare.
18043 * c-common.c (warn_logical_operator): Define.
18044 * c-typeck.c (parser_build_binary_op): Call
18045 warn_logical_operator.
18047 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18049 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
18050 * final.c (final_scan_insn): Test for non-"" file name.
18052 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
18054 * doc/loop.texi: Document the Omega linear constraints solver.
18055 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
18056 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
18057 omega-hash-table-size, omega-max-keys, and
18058 omega-eliminate-redundant-constraints.
18059 * tree-pass.h (pass_check_data_deps): Declared.
18062 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
18063 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
18064 pass_check_data_deps): New.
18065 * tree-data-ref.c (init_data_ref): Remove declaration.
18066 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
18067 (analyze_array): Renamed init_array_ref, move up initializations.
18068 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
18069 Removed arguments that are set to NULL.
18070 (analyze_indirect_ref): Correct indentation, correct call to
18072 (object_analysis): Call init_array_ref instead of analyze_array.
18073 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
18074 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
18075 of DR_ACCESS_FNS_ADDR.
18076 (init_omega_eq_with_af, omega_extract_distance_vectors,
18077 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
18078 ddr_consistent_p): New.
18079 (compute_affine_dependence): Check consistency of ddrs when
18080 flag_check_data_deps is passed.
18081 (analyze_all_data_dependences): Uncomment.
18082 (tree_check_data_deps): New.
18083 * tree-data-ref.h: Include omega.h.
18084 (DR_ACCESS_FNS_ADDR): Removed.
18085 (data_dependence_relation): Add inner_loop.
18086 (DDR_INNER_LOOP): New.
18087 * common.opt (fcheck-data-deps): New.
18088 * tree-flow.h (tree_check_data_deps): Declare.
18089 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
18090 (OBJS-common): Depend on omega.o.
18092 * passes.c (pass_check_data_deps): Scheduled.
18093 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
18094 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
18095 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
18096 PARAM_VECT_MAX_VERSION_CHECKS,
18097 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
18099 2007-03-09 Richard Guenther <rguenther@suse.de>
18101 PR tree-optimization/30904
18102 PR middle-end/31058
18103 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
18104 the same way as *_DIV_EXPR.
18106 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18108 * recog.c (decode_asm_operands): No mixed declarations and code.
18110 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
18112 * rtl.def (ASM_INPUT): Add location.
18113 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
18114 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
18115 (decode_asm_operands): Add loc operand.
18116 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
18117 * stmt.c (expand_asm): Rename to...
18118 (expand_asm_loc): ... this. Add locus argument. Pass it on to
18119 gen_rtx_ASM_INPUT_loc.
18120 (expand_asm_expr): Adjust.
18121 * recog.c (decode_asm_operands): Add loc operand.
18122 (check_asm_operands, extract_insn): Adjust.
18123 * reload1.c (maybe_fix_stack_asms): Likewise.
18124 * final.c (asm_insn_count): Likewise.
18125 (final_scan_insn): Output # line before and after asm.
18127 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
18129 * tree-ssa-structalias.c (variable_info): Remove
18131 (new_var_info): Ditto.
18132 (shared_bitmap_info_t): New structure.
18133 (shared_bitmap_table): New variable.
18134 (shared_bitmap_hash): New function.
18135 (shared_bitmap_eq): Ditto
18136 (shared_bitmap_lookup): Ditto.
18137 (shared_bitmap_add): Ditto.
18138 (merge_smts_into): Change to take bitmap directly.
18139 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
18140 (init_alias_vars): Init shared bitmap hashtable.
18141 (delete_points_to_sets): Delete shared bitmap hashtable.
18142 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
18143 is_aliased removal as a change that was still necessary was
18146 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
18148 * config/i386/i386.h (override_options): Conditionally disable
18149 x86_sahf for 64bit targets only.
18151 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18154 * c-decl.c (merge_decls): Don't call make_var_volatile.
18155 * varasm.c (make_var_volatile): Remove.
18156 * output.h (make_var_volatile): Remove.
18158 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
18160 PR tree-optimization/31085
18161 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
18163 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18165 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
18166 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
18167 ATTR_CONST_NOTHROW_LIST.
18169 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18172 2007-03-08 Diego Novillo <dnovillo@redhat.com>
18174 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
18176 2007-03-08 Geoffrey Keating <geoffk@apple.com>
18179 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
18181 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
18182 passed, use shared libgcc.
18184 2007-03-08 Roger Sayle <roger@eyesopen.com>
18186 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
18187 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18188 (honor_protect_cleanup_actions, lower_try_finally_switch):
18190 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
18191 ifc_temp_var): Likewise.
18192 * tree-inline.c (setup_one_parameter): Likewise.
18193 * tree-mudflap.c (mf_decl_cache_locals,
18194 mf_build_check_statement_for): Likewise.
18195 * tree-nested.c (init_tmp_var, save_tmp_var,
18196 finalize_nesting_tree_1): Likewise.
18197 * tree-outof-ssa.c (insert_copy_on_edge,
18198 insert_backedge_copies): Likewise.
18199 * tree-profile.c (tree_gen_edge_profiler,
18200 tree_gen_ic_profiler): Likewise.
18201 * tree-scalar-evolution.c (scev_const_prop): Likewise.
18202 * tree-sra.c (sra_build_assignment): Likewise.
18203 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
18204 * tree-ssa-math-opts.c (insert_reciprocals,
18205 execute_cse_sincos_1): Likewise.
18206 * tree-tailcall.c (adjust_accumulator_values,
18207 adjust_return_value): Likewise.
18208 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
18209 * tree-vect-transform.c (vect_create_data_ref_ptr,
18210 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
18211 vect_create_epilog_for_reduction, vectorizable_reduction,
18212 vectorizable_call, vectorizable_conversion,
18213 vectorizable_assignment, vectorizable_operation,
18214 vectorizable_type_demotion, vect_gen_widened_results_half,
18215 vect_permute_store_chain, vectorizable_store,
18216 vect_setup_realignment, vect_permute_load_chain,
18217 vectorizable_load, vectorizable_condition,
18218 vect_create_cond_for_align_checks): Likewise.
18219 * tree-vrp.c (build_assert_expr_for): Likewise.
18221 2007-03-08 Ian Lance Taylor <iant@google.com>
18223 * tree-vrp.c: Include "intl.h".
18224 (usable_range_p): New static function.
18225 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
18226 overflowed values, juts set *strict_overflow_p.
18227 (compare_values): Only return -2 if one of the operands is not a
18229 (compare_ranges): Call usable_range_p.
18230 (compare_range_with_value): Likewise.
18231 (vrp_evaluate_conditional_warnv): Rename from
18232 vrp_evaluate_conditional. Make static. Change all callers.
18233 (vrp_evaluate_conditional): New function.
18234 (simplify_div_or_mod_using_ranges): Issue warning about reliance
18235 on signed overflow.
18236 (simplify_abs_using_ranges): Likewise.
18237 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
18238 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
18239 within_stmt parameter.
18240 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18241 vrp_evaluate_conditional.
18242 * tree-ssa-threadedge.c
18243 (record_temporary_equivalences_from_stmts_at_dest): Change
18244 simplify parameter to take a second tree parameter.
18245 (simplify_control_stmt_condition): Likewise.
18246 (thread_across_edge): Likewise.
18247 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18248 (thread_across_edge): Likewise.
18249 * Makefile.in (tree-vrp.o): Depend upon intl.h.
18251 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
18253 * config/i386/i386.h (TARGET_SAHF): New define.
18254 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
18255 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
18256 (x86_sahf): New global variable.
18257 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
18258 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
18259 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
18260 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
18262 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
18263 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
18264 when expanding fcomi/sahf based tests.
18265 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
18266 expanding sahf based alternative. Emit sahf based sequence when
18267 optimizing for code size.
18268 * config/i386/i386.md (x86_sahf_1): Do not disable for
18269 TARGET_64BIT, enable for TARGET_SAHF.
18271 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
18273 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
18274 spurious whitespace from error message.
18276 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
18279 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
18281 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
18283 * c-decl.c (grokdeclarator): Disable warnings for anonymous
18285 * tree-sra.c (instantiate_element): Propagate disabled warnings
18286 from the element itself to the created variable.
18288 2007-03-07 Richard Henderson <rth@redhat.com>
18291 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
18292 silently fix up the stack in the case of a missing register.
18294 2007-03-07 Paul Brook <paul@codesourcery.com>
18296 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
18298 2007-03-07 Joseph Myers <joseph@codesourcery.com>
18300 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
18302 (phase1_vrs): Use them.
18303 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
18304 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
18305 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
18306 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
18307 __gnu_Unwind_Restore_WMMXC if required.
18308 (_Unwind_VRS_Pop): Implement iWMMXt support.
18309 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
18310 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
18311 gnu_Unwind_Save_WMMXC): Define.
18313 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18315 * config/vxworks.h (vxworks_override_options): Declare.
18316 (VXWORKS_OVERRIDE_OPTIONS): Use it.
18317 * config/vxworks.c: Include target.h and toplev.h.
18318 (vxworks_override_options): New function.
18319 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
18321 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
18323 * config/s390/s390.c (override_options): Don't emit an error when
18324 -mstack-size is used without providing -mstack-guard.
18325 (s390_emit_prologue): Choose stack_guard value automatically if not
18326 provided via command line.
18327 * doc/invoke.texi: Adjust description of -mstack-guard and
18330 2007-03-07 Richard Sandiford <richard@codesourcery.com>
18332 * config/i386/i386.c (output_set_got): Add a GOT initialization
18333 sequence for VxWorks PIC.
18334 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
18335 around labels as well as symbols. Use gotoff_operand instead
18336 of local_symbolic_operand.
18337 (legitimize_pic_address): Use gotoff_operand instead of
18338 local_symbolic_operand. Use @GOT accesses for labels as
18340 (ix86_output_addr_diff_elt): Use PC-relative rather than
18341 GP-relative offsets for VxWorks PIC.
18342 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
18343 no_new_pseudos. Check whether the returned register is op0.
18344 * config/i386/i386.md (tablejump): Use PC-relative rather than
18345 GP-relative offsets for VxWorks PIC.
18346 * config/i386/predicates.md (gotoff_operand): New predicate.
18348 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18350 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
18352 * config/vxworks-dummy.h: New file.
18353 * config/i386/i386.h: Include it.
18355 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
18357 * dwarf2out.c (is_inlined_entry_point): New
18358 (add_high_low_attributes): Emit DW_AT_entry_pc along with
18359 DW_AT_ranges if the first subblock is the entry point.
18361 2007-03-06 David Daney <ddaney@avtrex.com>
18363 * doc/install.texi (mips-*-*): Change recommended binutils
18366 2007-03-06 Anatoly Sokolov <aesok@post.ru>
18368 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
18369 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
18371 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18372 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18374 2007-03-06 Jan Hubicka <jh@suse.cz>
18376 * errors.h (warning, error, fatal, internal_error): Mark as cold.
18377 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
18379 (probably_cold_bb_p): Cold functions are cold.
18380 (probably_never_executed_bb_p): Cold functions are cold.
18381 (tree_bb_level_predictions): Predict calls to cold functions as not
18383 (compute_function_frequency): Check hot/cold attributes.
18384 * function.h (function_frequency): Update comments.
18385 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
18386 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
18387 (c_common_att): Add cold and hot.
18389 * doc/extend.texi (hot,cold attributes): Document.
18391 2007-03-06 Andrew Haley <aph@redhat.com>
18393 * function.c (expand_function_end): Move blockage to just after we
18394 emit the label for the naked return from the function.
18396 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18398 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
18401 2007-03-06 Jan Hubicka <jh@suse.cz>
18403 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
18404 loaded for constant large models. Non-large 64bit PIC can do.
18405 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
18406 * cmodel.h: Add LARGE PIC.
18407 * i386.md (UNSPEC_PLTOFF): New.
18408 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
18410 (*call_1_rex64): Disable for large models.
18411 (*call_1_rex64_large): New.
18412 (*call_value_1_rex64): Disable for large models.
18413 (*call_value_1_rex64_large): New.
18414 (set_rip_rex4): New.
18415 (set_got_offset_rex64): New.
18416 * predicates.md (constant_call_address_operand): For large model
18417 constant calls are not possible.
18418 * i386-protos.h (construct_plt_address): Declare.
18419 * i386.c (override_options): Accept large models.
18420 (ix86_expand_prologue): Expand large PIC GOT pointer load.
18421 (legitimate_constant_p): Add new UNSPECs.
18422 (legitimate_pic_operand_p): Likewise.
18423 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
18424 (legitimize_pic_address): Do easy RIP relative way for TLS only for
18426 (output_pic_addr_const): Add PLTOFF.
18427 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
18428 (ix86_expand_move): Legitimize pic address when in PIC mode.
18429 (construct_plt_address): New function.
18430 (ix86_expand_call): Offload the address to register and use GOT
18431 pointer for large model.
18432 * invoke.texi (mcmodel=large): Update documentation.
18434 2007-03-06 Richard Henderson <rth@redhat.com>
18436 * config/i386/i386.c (x86_use_leave, x86_push_memory,
18437 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
18438 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
18439 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
18440 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
18441 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
18442 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
18443 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
18444 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
18445 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
18446 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18447 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
18448 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18449 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18450 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
18451 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
18452 x86_schedule, x86_use_bt, x86_pad_returns,
18453 x86_use_xchgb): Merge into ...
18454 (ix86_tune_features): ... here. New array.
18455 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18456 x86_bswap): Merge into ...
18457 (ix86_arch_features): ... here. New array.
18458 (x86_3dnow_a): Remove.
18459 (x86_accumulate_outgoing_args): Make static.
18460 (x86_arch_always_fancy_math_387): Make static.
18461 (ix86_tune_mask, ix86_arch_mask): Move ...
18462 (override_options): ... to local variables here. Apply the
18463 appropriate mask to each element of ix86_arch_features and
18464 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
18465 as were done in the old macros.
18466 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
18467 * config/i386/i386.h (x86_use_leave, x86_push_memory,
18468 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
18469 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
18470 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
18471 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
18472 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
18473 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
18474 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
18475 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
18476 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
18477 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18478 x86_accumulate_outgoing_args, x86_prologue_using_move,
18479 x86_epilogue_using_move, x86_decompose_lea,
18480 x86_arch_always_fancy_math_387, x86_shift1,
18481 x86_sse_partial_reg_dependency, x86_sse_split_regs,
18482 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
18483 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
18484 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
18485 x86_use_incdec, x86_pad_returns, x86_bswap,
18486 x86_partial_flag_reg_stall): Remove.
18487 (enum ix86_tune_indices): New.
18488 (ix86_tune_features): New.
18489 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
18490 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
18491 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
18492 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
18493 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
18494 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
18495 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
18496 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
18497 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
18498 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
18499 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
18500 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
18501 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
18502 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
18503 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
18504 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
18505 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
18506 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
18507 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
18508 TARGET_EXT_80387_CONSTANTS): Use it.
18509 (enum ix86_arch_indices): New.
18510 (ix86_arch_features): New.
18511 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
18512 TARGET_BSWAP): Use it.
18513 (ix86_tune_mask, ix86_arch_mask): Remove.
18515 2007-03-06 Joseph Myers <joseph@codesourcery.com>
18518 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
18519 Define using $${sysroot_headers_suffix}.
18520 * configure: Regenerate.
18521 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
18522 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
18524 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
18525 * gcc.c (print_sysroot_headers_suffix): New.
18526 (option_map): Include --print-sysroot-headers-suffix.
18527 (display_help): Mention -print-sysroot-headers-suffix.
18528 (process_command): Handle -print-sysroot-headers-suffix.
18529 (do_spec_1): Append multilib directory to include-fixed path if
18530 sysroot suffixes in use.
18531 (main): Handle -print-sysroot-headers-suffix.
18532 * Makefile.in (start.encap): Don't depend on xlimits.h
18533 (xlimits.h): Remove.
18534 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
18535 limits.h for each multilib in fixinc_list.
18536 (fixinc_list, s-fixinc_list): New.
18537 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
18538 generate them for each multilib in fixinc_list.
18539 (stmp-fixproto): Use include-fixed. Run fixproto for each
18540 multilib in fixinc_list.
18541 (mostlyclean): Don't remove xlimits.h.
18542 (clean): Remove include-fixed.
18543 (real-install-headers-tar, real-install-headers-cpio,
18544 real-install-headers-cp): Don't copy include, only include-fixed.
18545 (install-mkheaders): Depend on fixinc_list. Don't depend on
18546 xlimits.h. Save limits.h files for each multilib in fixinc_list.
18547 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
18548 SYSTEM_HEADER_DIR setting in mkheaders.conf.
18550 2007-03-06 Jan Hubicka <jh@suse.cz>
18552 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
18555 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18557 * configure.ac: Allow tm_file to contain build-directory files.
18558 * configure: Regenerate.
18559 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
18560 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
18561 * config/m68k/print-sysroot-suffix.sh: New file.
18563 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18565 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
18566 of pic_offset_table_rtx if reload_completed.
18567 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
18568 PIC_OFFSET_TABLE_REGNUM.
18569 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
18571 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
18572 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
18574 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18576 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18577 functions that call eh_return.
18579 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18581 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
18582 functions that need a constant pool.
18584 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18587 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
18588 (m68k_preferred_reload_class): Likewise.
18589 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
18590 (SECONDARY_RELOAD_CLASS): Define.
18591 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
18592 (LIMIT_RELOAD_CLASS): Delete.
18593 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
18594 registers from storing bytes.
18595 (m68k_secondary_reload_class): New function.
18596 (m68k_preferred_reload_class): Likewise.
18598 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18600 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
18602 (m68k_expand_prologue): Likewise.
18604 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18606 * config/m68k/m68k-protos.h (output_sibcall): Declare.
18607 (mips_expand_epilogue): Add a bool parameter.
18608 (m68k_legitimize_sibcall_address): Declare.
18609 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
18610 (m68k_expand_epilogue): Add a parameter to select between sibling
18611 and normal epilogues. Only generate a return for the latter.
18612 (m68k_ok_for_sibcall_p): New function.
18613 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
18614 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
18615 (sibcall_value, *sibcall_value): Likewise.
18616 (*call, *call_value): Require !SIBLING_CALL_P.
18617 (epilogue): Update call to m68k_expand_epilogue.
18618 (sibcall_epilogue): New pattern.
18619 * config/m68k/predicates.md (const_call_operand): Say that this
18620 predicate applies to sibling calls too.
18621 (sibcall_operand): New predicate.
18623 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18625 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
18626 alternatives as movsi_cf.
18627 (movsf_cf_hard): Add commentary.
18629 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
18630 Richard Sandiford <richard@codesourcery.com>
18632 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
18633 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
18634 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
18635 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
18636 as being live on exit from an interrupt function.
18637 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
18638 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
18639 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
18640 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
18641 (m68k_interrupt_function_p): Globalize.
18642 (m68k_compute_frame_layout): Remove reverse mask code.
18643 (m68k_emit_movem, m68k_set_frame_related): New functions.
18644 (m68k_output_function_prologue): Delete in favor of...
18645 (m68k_expand_prologue): ...this new function.
18646 (m68k_output_function_epilogue): Delete in favor of...
18647 (m68k_expand_epilogue): ...this new function.
18648 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
18650 (print_operand): Handle %?.
18651 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
18652 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
18653 (prologue, epilogue): New patterns.
18654 (return): Turn into a define_expand.
18655 (*return): New pattern, derived from old "return" pattern. Use rte
18656 rather than rts for interrupt functions. Only use rtd if the pop
18658 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
18659 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
18660 (link, *link, unlink, *unlink, load_got): Likewise.
18662 2007-03-06 Richard Sandiford <richard@codesourcery.com>
18666 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
18667 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
18668 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
18669 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
18670 and m68k_matches_u_p.
18671 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
18672 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
18673 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
18674 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
18675 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
18676 (REG_STRICT_P): New macro.
18677 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
18678 PCREL_GENERAL_OPERAND_OK.
18679 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
18680 m68k_legitimate_base_reg_p.
18681 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
18682 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
18683 (PIC_CASE_VECTOR_ADDRESS): Update comment.
18684 * config/m68k/m68k.c (m68k_address): New structure.
18685 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
18686 (m68k_decompose_index, m68k_legitimate_constant_address_p)
18687 (m68k_jump_table_ref_p, m68k_decompose_address)
18688 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
18689 (m68k_matches_u_p): New functions.
18690 (print_operand_address): Rewrite to use m68k_decompose_index.
18692 2007-03-05 David Taylor <dtaylor@emc.com>
18694 * gcc.c: Correct copyright date in --version output.
18696 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18698 * pa.md: In unamed move patterns, disparge copies between general
18699 and floating point registers using '?' modifier. Don't include 'f'
18700 constraint for register preferences in DImode, SImode, HImode and
18701 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
18702 Remove constraints for copies between general and floating registers
18703 in soft-float DFmode pattern.
18704 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
18708 2007-03-05 Mike Stump <mrs@apple.com>
18710 * c-common.c (targetcm): Add.
18711 * c-opts.c (c_common_handle_option): Handle language specific
18713 * opts.c (handle_option): Verify language for target options, if
18715 * opth-gen.awk: Add CL_LANG_ALL.
18716 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
18717 (TARGETCM_INITIALIZER): Add.
18718 * target.h (struct gcc_targetcm): Add.
18720 * targhooks.c (default_handle_c_option): Add.
18721 * targhooks.h (default_handle_c_option): Add.
18722 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
18724 * config/darwin.opt (iframework): Add.
18725 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
18726 * config/darwin-c.c (handle_c_option): Add.
18727 (TARGET_HANDLE_C_OPTION): Add.
18729 * doc/invoke.texi (Darwin Options): Add -iframework.
18731 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18733 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
18736 2007-03-05 Ian Lance Taylor <iant@google.com>
18738 * c.opt (fgnu89-inline): New option.
18739 * c-opts.c (c_common_post_options): Set default value for
18741 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
18742 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
18744 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
18745 (grokdeclarator, start_function): Likewise.
18746 * c-cppbuiltin.c (c_cpp_builtins): Define either
18747 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
18748 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
18749 (C Dialect Options): Document -fgnu89-inline.
18750 * doc/extend.texi (Function Attributes): Explain what the
18751 gnu_inline attribute does.
18752 * doc/cpp.texi (Common Predefined Macros): Document
18753 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
18755 2007-03-05 Ian Lance Taylor <iant@google.com>
18757 PR tree-optimization/31034
18758 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
18759 half-range if the other side is an overflow infinity.
18761 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18763 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
18764 (bfin*-linux-uclibc*): New configuration.
18765 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
18767 * config/bfin/linux.h: New file.
18768 * config/bfin/libgcc-bfin.ver: New file.
18769 * config/bfin/t-bfin-uclinux: New file.
18770 * config/bfin/t-bfin-linux: New file.
18771 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
18772 (TARGET_OS_CPP_BUILTINS): New macro.
18774 2007-03-05 Richard Guenther <rguenther@suse.de>
18776 * fold-const.c (fold_binary): Remove duplicate folding
18777 of comparison of non-null ADDR_EXPR against null.
18779 2007-03-05 Richard Guenther <rguenther@suse.de>
18780 Dorit Nuzman <dorit@il.ibm.com>
18782 PR tree-optimization/26420
18783 * tree-vectorizer.c (vectorize_loops): Bail out early if there
18784 are no loops in the function. Only print the number of
18785 vectorized loops if it is greater than zero or we are supposed
18786 to print information about unvectorized loops.
18788 2007-03-05 Revital Eres <eres@il.ibm.com>
18790 * gcc.dg/var-expand1.c: New test.
18791 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
18792 when an accumulator is expanded.
18794 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18797 * c-common.c (convert_and_check): Don't give warnings for
18798 conversion if 'expr' already overflowed.
18800 2007-03-04 Roger Sayle <roger@eyesopen.com>
18802 PR middle-end/30744
18803 * fold-const.c (fold_comparison): Enforce type consistency when
18804 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
18806 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
18808 * tree-ssa-address.c (create_mem_ref): Do not put an expression
18809 containing a cast to the base of TARGET_MEM_REF.
18811 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
18813 * tree.c (tree_contains_struct_check_failed): Remove spurious
18814 whitespace from error message.
18816 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
18819 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
18820 instead of precision.
18822 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
18823 Nathan Sidwell <nathan@codesourcery.com>
18825 * emit-rtl.c (find_auto_inc): New.
18826 (try_split): recreate REG_INC notes,
18827 Use regular for loops rather than whiles.
18829 2007-03-03 Andreas Schwab <schwab@suse.de>
18831 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
18832 * configure: Regenerate.
18834 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18836 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
18837 flag_rounding_math, not flag_unsafe_math_optimizations.
18839 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
18841 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
18842 alpha_fold_vector_minmax): Likewise.
18843 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
18844 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
18846 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18848 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
18849 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
18850 if the lhs has side-effects.
18851 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
18853 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18855 * config/i386/i386.h (TUNEMASK): Remove define.
18856 (ARCHMASK): Remove define.
18857 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
18858 Use ix86_arch_mask variable instead of ARCHMASK.
18859 * config/i386/i386.c (override_options): Ditto.
18860 (standard_80387_constant_p): Ditto.
18862 2007-03-02 Ian Lance Taylor <iant@google.com>
18864 Used signed infinities in VRP.
18865 * tree-vrp.c (uses_overflow_infinity): New static function.
18866 (supports_overflow_infinity): New static function.
18867 (make_overflow_infinity): New static function.
18868 (negative_overflow_infinity): New static function.
18869 (positive_overflow_infinity): New static function.
18870 (is_negative_overflow_infinity): New static function.
18871 (is_positive_overflow_infinity): New static function.
18872 (is_overflow_infinity): New static function.
18873 (overflow_infinity_range_p): New static function.
18874 (compare_values_warnv): New function split out of compare_values.
18875 (compare_value): Call it.
18876 (set_value_range_to_nonnegative): Add overflow_infinity
18877 parameter. Change caller.
18878 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
18880 (vrp_expr_computes_nonzero): Likewise.
18881 (compare_ranges, compare_range_with_value): Likewise.
18882 (compare_name_with_value, compare_names): Likewise.
18883 (vrp_evaluate_conditional): Likewise.
18884 (set_value_range): Handle infinity
18885 (vrp_operand_equal_p, operand_less_p): Likewise.
18886 (extract_range_from_assert): Likewise.
18887 (vrp_int_const_binop): Likewise.
18888 (extract_range_from_binary_expr): Likewise.
18889 (extract_range_from_unary_expr): Likewise.
18890 (extract_range_from_comparison): Likewise.
18891 (extract_range_from_expr): Likewise.
18892 (dump_value_range): Likewise.
18893 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
18894 (test_for_singularity): Likewise.
18895 (vrp_int_const_binop): Remove inline qualifier.
18896 (adjust_range_with_scev): Add comment.
18897 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
18899 2007-03-02 Diego Novillo <dnovillo@redhat.com>
18901 * tree-ssa-structalias.c (could_have_pointers): Tidy.
18902 (get_constraint_for): Likewise.
18903 (do_structure_copy): Likewise.
18904 (find_func_aliases): Fix references to MODIFY_EXPR.
18905 (intra_create_variable_infos): Tidy.
18906 * tree-ssa-operands.c (add_virtual_operand): Add argument
18908 When adding members of alias sets, if IS_CALL_SITE is true and
18909 the symbol is not call-clobbered, skip it.
18910 Adjust all callers.
18912 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
18914 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
18915 entry by means of emit_insn_at_entry.
18917 2007-03-02 Richard Henderson <rth@redhat.com>
18919 * expr.h (promoted_input_arg): Remove decl.
18920 * function.c (promoted_input_arg): Merge into ...
18921 * combine.c (setup_incoming_promotions): ... only caller.
18922 Rearrange to avoid double loop.
18924 2007-03-02 Ben Elliston <bje@au.ibm.com>
18925 Peter Bergner <bergner@vnet.ibm.com>
18926 Janis Johnson <janis187@us.ibm.com>
18928 * config/rs6000/dfp.md: New file.
18929 * config/rs6000/rs6000.md: Include dfp.md.
18930 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
18931 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
18932 and TDmode decimal float modes in FP registers.
18933 (num_insns_constant): Likewise.
18934 (rs6000_legitimate_offset_address_p): Likewise.
18935 (rs6000_legitimize_address): Likewise.
18936 (rs6000_legitimize_reload_address): Likewise.
18937 (rs6000_legitimate_address): Likewise.
18938 (rs6000_emit_move): Likewise.
18939 (function_arg_boundary): Likewise.
18940 (function_arg_advance): Likewise.
18941 (rs6000_darwin64_record_arg_recurse): Likewise.
18942 (function_arg): Likewise.
18943 (rs6000_gimplify_va_arg): Likewise.
18944 (rs6000_split_multireg_move): Likewise.
18945 (rs6000_output_function_epilogue): Likewise.
18946 (rs6000_output_function_epilogue): Likewise.
18947 (rs6000_register_move_cost): Likewise.
18948 (rs6000_function_value): Likewise.
18949 (rs6000_libcall_value): Likewise.
18951 2007-03-02 Richard Sandiford <richard@codesourcery.com>
18953 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
18955 2007-03-02 Richard Sandiford <richard@codesourcery.com>
18957 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
18958 Use $MULTIDIR to choose between the kernel and RTP headers,
18959 and use $WIND_BASE and $WIND_USR to locate them.
18961 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18963 * config/i386/i386.c (override_options): Put initialization of
18964 ix86_tune_mask and ix86_arch_mask to the correct place.
18966 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
18967 Michael Meissner <michael.meissner@amd.com>
18970 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
18971 (ARCHMASK): Define.
18972 (TARGET_CMOVE): Use ARCHMASK.
18973 (TARGET_CMPXCHG): Ditto.
18974 (TARGET_CMPXCHG8B): Ditto.
18975 (TARGET_XADD): Ditto.
18976 (TARGET_BSWAP): Ditto.
18977 * config/i386/i386.c (ix86_tune_mask): New global variable.
18978 (ix86_arch_mask): Ditto.
18979 (override_options): Initialize ix86_tune_mask and
18980 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
18983 2007-03-02 Ben Elliston <bje@au.ibm.com>
18986 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
18988 2007-03-02 Joseph Myers <joseph@codesourcery.com>
18990 * target.h (init_dwarf_reg_sizes_extra): New target hook.
18991 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
18992 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
18993 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
18995 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
18996 rs6000_init_dwarf_reg_sizes_extra): New.
18997 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
18998 SPE register high parts.
19000 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
19002 * Makefile.in: Add install-pdf target as
19003 copied from automake v1.10 rules.
19004 * configure.ac: Add install-pdf to target list.
19005 * configure: Regenerate.
19007 2007-03-01 Paul Brook <paul@codesourcery.com>
19009 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
19010 modes to LDRD for DImode.
19011 (output_move_double): Fixup out of range ldrd/strd.
19012 (vfp_secondary_reload_class): Rename...
19013 (coproc_secondary_reload_class): ... to this. Add wb argument.
19014 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
19015 coproc_secondary_reload_class for CLASS_IWMMXT.
19016 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
19017 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
19019 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
19021 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
19022 unroll factor by the estimated number of iterations.
19023 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
19024 than prefetch latency.
19026 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
19027 decode_caches_intel, detect_caches_intel): New functions.
19028 (host_detect_local_cpu): Use detect_caches_amd and
19029 detect_caches_intel.
19031 2007-03-01 Richard Henderson <rth@redhat.com>
19033 * expr.c (emit_move_complex_push): Export.
19034 (emit_move_complex_parts): Split out from ...
19035 (emit_move_complex): ... here.
19036 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
19037 * config/i386/i386.md (movcdi): New.
19039 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
19041 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
19042 size of mode1 to check for tieable modes in MMX case.
19044 2007-03-01 Richard Sandiford <richard@codesourcery.com>
19046 * Makefile.in (rtlanal.o): Depend on tree.h.
19047 * rtl.h (offset_within_section_p, split_const): Declare.
19048 * rtlanal.c: Include tree.h.
19049 (offset_within_block_p): New function, taken from
19050 mips_offset_within_object_p.
19051 (split_const): New function, taken from mips_split_const.
19052 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
19054 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
19055 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
19056 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
19057 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
19058 (m68k_illegitimate_symbolic_constant_p): New function.
19059 * config/m68k/m68k.md (movsi): Remove misleading predicates.
19060 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
19061 symbolic constant that might be outside the symbol's section,
19062 move the symbol first and then add the offset.
19063 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
19065 * config/mips/mips.c (mips_split_const): Delete.
19066 (mips_offset_within_object_p): Delete.
19067 (mips_symbolic_constant_p): Use offset_within_section_p and
19068 split_const instead of mips_offset_within_object_p and
19070 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
19071 (mips_legitimize_const_move, print_operand_reloc)
19072 (mips_dangerous_for_la25_p): Use split_const instead of
19075 2007-02-28 Eric Christopher <echristo@apple.com>
19077 * Makefile.in (install-include-dir): Don't rm -rf include.
19079 2007-02-28 Richard Guenther <rguenther@suse.de>
19081 PR middle-end/30364
19082 * fold-const.c (fold_binary): Do not associate expressions
19083 with more than one variable for integer types that do not wrap.
19085 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
19087 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
19088 Delete, and replace with...
19089 (fold_builtin_call_array): This. Update callers to use it.
19090 * fold-const.c (fold_build_call_list): Delete, and replace with...
19091 (fold_build_call_array): This.
19092 (fold_build_call_list_initializer): Delete, and replace with...
19093 (fold_build_call_array_initializer): This.
19094 * tree.h: Update declarations to reflect above changes.
19096 * c-typeck.c (build_function_call): Store converted arguments
19097 in a stack-allocated array instead of building a list.
19098 (convert_arguments): Store arguments in the array passed in as an
19099 argument, and return the actual number of arguments.
19100 * c-format.c: (check_function_format): Pass arguments in an
19101 array instead of a list.
19102 * c-common.c (check_function_nonnull): Likewise.
19103 (check_function_sentinel): Likewise.
19104 (check_function_arguments): Likewise.
19105 * c-common.h: Update declarations to reflect above changes.
19107 2007-02-28 Jan Hubicka <jh@suse.cz>
19109 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
19110 PRED_NEGATIVE_RETURN): Update outcomes.
19112 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
19114 * calls.c (emit_library_call_value_1): Handle partial registers
19115 correctly when building up CALL_INSN_FUNCTION_USAGE.
19117 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19119 * pa/predicates.md (move_src_operand): Allow zero for mode.
19120 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
19123 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
19126 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
19127 *movv2df_internal): Enable pattern only for valid operand
19129 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
19130 tie only 128bit modes. For MMX registers, tie only 64bit modes.
19132 2007-02-27 Mike Stump <mrs@apple.com>
19134 * config/darwin-crt3.c: Avoid compilation when compiling for a
19137 2007-02-27 Joseph Myers <joseph@codesourcery.com>
19139 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
19141 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
19142 for fixed headers and limits.h.
19143 (install-include-dir, install-headers-tar, install-headers-cpio,
19144 install-headers-cp, real-install-headers-tar,
19145 real-install-headers-cpio, real-install-headers-cp): Handle
19146 include-fixed as well as include.
19147 (install-mkheaders): Don't install files that go only in include
19149 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
19150 from GCC_INCLUDE_DIR.
19151 * gcc.c (process_command): Remove special -BstageN/ handling.
19152 (do_spec_1): Add include-fixed directories.
19154 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19156 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
19158 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
19160 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
19163 2007-02-27 Mark Mitchell <mark@codesourcery.com>
19165 * c-common.c (get_priority): Add check for
19166 SUPPORTS_INIT_PRIORITY.
19168 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19170 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
19172 * config/bfin/bfin.c: Include "cfglayout.h".
19173 (MAX_LSETUP_DISTANCE): New macro.
19174 (struct loop_info): New members incoming, incoming_src and
19175 incoming_dest. Delete member predecessor.
19176 (length_for_loop): New function.
19177 (bfin_optimize_loop): Handle more different loop structures.
19178 (bfin_discover_loop): Rework detection of predecessor blocks by
19179 examining incoming edges.
19180 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
19182 (bfin_reorder_loops): New function.
19183 (bfin_reorg_loops): Use these three new functions.
19185 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
19186 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
19187 (CONSTRAINT_LEN): Add entry for 'q'.
19188 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
19189 Add 'q' constraints.
19190 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
19191 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
19193 * config/bfin/bfin.md (add_with_carry): New pattern.
19194 (s_or_u, su_optab, su_modifier): New code macros/attrs.
19195 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
19196 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
19197 support unsigned multiplies too. Removed incorrect commutativity from
19198 operand 1 constraint where appropriate.
19199 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
19201 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
19202 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
19204 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
19205 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
19206 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
19207 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
19208 usmulhisi_hh_huh): New patterns.
19210 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
19211 lshifthi3): Fix output template to use half reg for operand 2.
19213 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
19216 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
19218 2007-02-27 Andreas Schwab <schwab@suse.de>
19220 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
19222 2007-02-27 Jan Hubicka <jh@suse.cz>
19224 * predict.c (last_basic_block_p): Remove.
19225 (tree_estimate_probability): Update return heuristic for commonized
19228 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19230 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
19232 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
19234 * doc/include/gcc-common.texi (versionsubtitle): New macro.
19235 * doc/cpp.texi: Standardize title page.
19236 * doc/cppinternals.texi: Likewise.
19237 * doc/gcc.texi: Standardize title page, remove version number
19238 from copyright page.
19239 * doc/gccint.texi: Likewise.
19240 * doc/install.texi: Standardize title page, add table of
19243 2007-02-26 Jan Hubicka <jh@suse.cz>
19245 * predict.def: Set outcomes according to more recent results.
19246 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
19247 Remove dead predictors.
19248 * predict.c (return_prediction): Fix pasto.
19250 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
19252 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
19253 change; avoid a memory leak when returning early.
19255 2007-02-26 Mark Mitchell <mark@codesourcery.com>
19257 * c-decl.c (static_ctors): Move to c-common.c.
19258 (static_dtors): Likewise.
19259 (finish_function): Use c_record_cdtor_fn.
19260 (build_cdtor): Move to c-common.c.
19261 (c_write_global_declarations): Use c_build_cdtor_fns.
19262 * c-common.h (static_ctors): Declare.
19263 (static_dtors): Likewise.
19264 (c_record_cdtor_fn): Likewise.
19265 (c_build_cdtor_fns): Likewise.
19266 * c-common.c (static_ctors): New variable.
19267 (static_dtors): Likewise.
19268 (c_record_cdtor_fn): New function.
19269 (build_cdtor): Move from c-decl.c
19270 (c_build_cdtor_fns): New function.
19272 * output.h (assemble_addr_to_section): Declare.
19273 (get_cdtor_priority_section): Likewise.
19274 * varasm.c (assemble_addr_to_section): New function.
19275 (get_cdtor_priority_section): Likewise.
19276 (default_named_section_asm_out_destructor): Use them.
19277 (destor_dtor_section_asm_out_destructor): Likewise.
19278 (default_named_section_asm_out_constructor): Likewise.
19279 (default_ctor_section_asm_out_constructor): Likewise.
19280 * config.gcc (*-*-vxworks*): Include vxworks.o.
19281 * config/t-vxworks (vxworks.o): New target.
19282 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
19283 (TARGET_ASM_CONSTRUCTOR): Define.
19284 (TARGET_ASM_DESTRUCTOR): Likewise.
19285 (vxworks_asm_out_constructor): Declare.
19286 (vxworks_asm_out_destructor): Likewise.
19288 * c-common.c (get_priority): Check that we have not just an
19289 INTEGER_CST, but an integer constant with integeral type.
19291 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
19293 PR tree-optimization/30938
19294 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
19295 use &dt[nargs-1] instead of &dt[nargs] in the call to
19296 vect_is_simple_use().
19298 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
19300 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
19301 from register elimination as PRE_MODIFY / POST_MODIFY increments.
19302 Do not attempt to handle MEM inside auto-inc expressions.
19303 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
19304 of a register modified by an auto-inc expression. However, do handle
19305 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
19306 (elimination_effects): Prohibit elimination of a register modified
19307 by an auto-inc expression. Disable register elimination rules whose
19308 target register is modified by an auto-inc expression with variable
19311 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
19313 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
19315 (array_at_struct_end_p): New function.
19316 (idx_infer_loop_bounds): Use it.
19317 (estimate_numbers_of_iterations_loop): Export.
19318 * predict.c (predict_loops): Use estimated_loop_iterations_int.
19319 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
19320 (tree_estimate_probability): Call record_loop_exits.
19321 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
19322 (estimated_loop_iterations, estimated_loop_iterations_int,
19323 estimated_loop_iterations_tree): New functions.
19324 (analyze_siv_subscript_cst_affine,
19325 compute_overlap_steps_for_affine_1_2,
19326 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
19327 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
19328 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
19329 (PRED_LOOP_ITERATIONS_GUESSED): New.
19330 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
19331 * cfgloop.h (estimate_numbers_of_iterations_loop,
19332 estimated_loop_iterations_int): Declare.
19334 2007-02-25 Mark Mitchell <mark@codesourcery.com>
19336 * doc/extend.texi: Document optional priority argument to
19337 constructors and destructors.
19338 * tree.c (init_priority_for_decl): Adjust GTY markers.
19339 (init_ttree): Use priority-info hash functions for
19340 init_priority_for_decl.
19341 (tree_map_eq): Rename to ...
19342 (tree_map_base_eq): ... this.
19343 (tree_map_marked_p): Rename to ...
19344 (tree_map_base_marked_p): ... this.
19345 (tree_map_base_hash): New function.
19346 (decl_init_priority_lookup): Rework.
19347 (decl_fini_priority_lookup): New function.
19348 (decl_priority_info): New function.
19349 (decl_init_priority_insert): Use it.
19350 (decl_fini_priority_insert): Likewise.
19351 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
19353 (decl_restrict_base_insert): Likewise.
19354 (decl_debug_expr_insert): Likewise.
19355 (decl_value_expr_lookup): Likewise.
19356 (decl_value_expr_insert): Likewise.
19357 * tree.h (priority_type): New type.
19358 (decl_init_priority_lookup): Use priority_type.
19359 (decl_fini_priority_lookup): New function.
19360 (decl_init_priority_insert): Use priority_type.
19361 (decl_fini_priority_insert): New function.
19362 (DECL_HAS_INIT_PRIORITY): Tweak comments.
19363 (DECL_INIT_PRIORITY): Likewise.
19364 (SET_DECL_INIT_PRIORITY): Add comment.
19365 (DECL_FINI_PRIORITY): New macro.
19366 (SET_DECL_FINI_PRIORITY): Likewise.
19367 (DEFAULT_INIT_PRIORITY): Document.
19368 (MAX_INIT_PRIORITY): Likewise.
19369 (MAX_RESERVED_INIT_PRIORITY): Likewise.
19370 (tree_map_base): New type.
19371 (tree_map_base_eq): New function.
19372 (tree_map_base_hash): Likewise.
19373 (tree_map_base_marked_p): Likewise.
19374 (tree_map): Inherit from tree_map_base.
19375 (tree_map_eq): Make it a macro.
19376 (tree_map_marked_p): Likewise.
19377 (tree_int_map): Inherit from tree_map_base.
19378 (tree_int_map_eq): Make it a macro.
19379 (tree_int_map_hash): Likewise.
19380 (tree_int_map_marked_p): Likewise.
19381 (tree_priority_map): New type.
19382 (tree_priority_map_eq): New macro.
19383 (tree_priority_map_hash): Likewise.
19384 (tree_priority_map_marked_p): Likewise.
19385 * varasm.c (emults_decl): Adjust for refactoring of tree_map
19387 (emutls_common_1): Likewise.
19388 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
19389 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
19390 of tree_map hierarchy.
19391 * tree-cfg.c (move_stmt_r): Likewise.
19392 (new_label_mapper): Likewise.
19393 * c-tree.h (c_expand_body): Move to ...
19394 * c-common.h (c_expand_body): ... here.
19395 * c-decl.c (c_expand_body): Move to ...
19396 * c-common.c (c_expand_body): ... here.
19397 (c_common_attribute_table): Allow 1 argument for the constructor
19398 and destructor attributes.
19399 (get_priority): New function.
19400 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
19401 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
19403 2007-02-24 Jan Hubicka <jh@suse.cz>
19405 PR middle-end/30509
19406 * tree-inline.c (copy_bb): Produce exact copy of EH info when
19407 copying for inlining.
19409 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19410 Jan Hubicka <jh@suse.cz>
19413 * i386.c (counter_mode): New function.
19414 (expand_set_or_movmem_via_loop): Use it.
19415 (expand_movmem_epilogue): Likewise; fix pasto.
19416 (ix86_expand_movmem): Do emit guard even for constant counts.
19417 (ix86_expand_setmem): Likewise.
19419 2007-02-25 Nick Clifton <nickc@redhat.com>
19421 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
19422 (JUMP_TABLES_IN_TEXT_SECTION): Define.
19424 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
19427 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
19428 count argument with 0x10, not with 0x16.
19429 (expand_setmem_epilogue): Ditto.
19431 2007-02-24 Mike Stump <mrs@apple.com>
19433 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
19436 2007-02-24 Richard Guenther <rguenther@suse.de>
19438 PR middle-end/30951
19439 * fold-const.c (fold_binary): Fold x +- CST op x for
19440 EQ_EXPR and NE_EXPR.
19442 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19444 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
19446 2007-02-24 Jan Hubicka <jh@suse.cz>
19448 * cgraphunit.c (decide_is_function_needed): Honor
19449 -fkeep-inline-functions.
19451 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19453 * builtins.c (fold_builtin_modf): New.
19454 (fold_builtin_2): Use it.
19456 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
19458 * loop-iv.c (implies_p): Detect additional cases where A implies B.
19459 (determine_max_iter): Take additional LOOP arg; all callers changed.
19460 Lose broken logic dealing with PLUS. Try to limit the upper bound by
19461 one using simplifications.
19462 (simplify_using_initial_values): Return if the expression becomes
19463 invalid due to altered regs.
19465 2007-02-23 DJ Delorie <dj@redhat.com>
19467 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
19469 2007-02-23 Mike Stump <mrs@apple.com>
19471 * tlink.c (scan_linker_output): Parse linker messages from
19472 darwin9's linker better.
19474 2007-02-23 Steve Ellcey <sje@cup.hp.com>
19477 * varpool.c (varpool_assemble_pending_decls): Set
19478 varpool_last_needed_node to null.
19480 2007-02-23 DJ Delorie <dj@redhat.com>
19482 * config/i386/i386.c (ix86_data_alignment): Don't specify an
19483 alignment bigger than the object file can handle.
19485 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
19488 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
19489 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
19490 (*movsf_1): Penalize MMX moves.
19492 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
19494 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
19495 2^32-1 or more times unless flag_unsafe_loop_optimizations.
19497 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
19499 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19501 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
19502 (fold_builtin_1): Use them.
19503 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19504 BUILT_IN_SIGNIFICAND.
19506 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
19508 * config/i386/i386.c (bdesc_1arg): Initialize
19509 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
19510 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
19511 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
19512 and IX86_BUILTIN_MOVSLDUP.
19514 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
19516 PR rtl-optimization/30841
19517 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
19519 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19521 * builtins.c (fold_builtin_frexp): New.
19522 (fold_builtin_2): Use it.
19524 2007-02-22 Mark Mitchell <mark@codesourcery.com>
19526 * doc/invoke.texi (Spec Files): Document getenv spec function.
19528 * gcc.c (getenv_spec_function): New function.
19529 (static_spec_functions): Add it.
19530 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
19531 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
19534 2007-02-22 Michael Matz <matz@suse.de
19537 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
19538 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
19540 2007-02-22 Ian Lance Taylor <iant@google.com>
19543 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
19544 (mem_loc_descriptor): Call it.
19546 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
19547 Ira Rosen <irar@il.ibm.com>
19549 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
19551 2007-02-22 Ira Rosen <irar@il.ibm.com>
19553 PR tree-optimization/30843
19554 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
19555 stores only after all the group is vectorized.
19557 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
19559 PR tree-optimization/30858
19560 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
19561 in the reduction cycle have a single use in the loop.
19562 * tree-vectorizer.h (relevant): Add documentation.
19564 2007-02-20 Mike Stump <mrs@apple.com>
19566 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
19567 * configure: Regenerate.
19569 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19571 Change the defaults of some parameters and options.
19572 * config/spu/spu-protos.h (spu_optimization_options): Declare.
19573 * config/spu/spu.c (spu_optimization_options): Add.
19574 (spu_override_options): Change params in spu_optimization_options.
19575 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
19577 Register 127 is only 16 byte aligned when used as a frame pointer.
19578 * config/spu/spu-protos.h (spu_init_expanders): Declare.
19579 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
19580 HARD_FRAME_POINTER_REGNUM.
19581 (spu_legitimate_address): Use regno_aligned_for_reload.
19582 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
19583 aligned when frame_pointer_needed is true.
19584 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
19586 * config/spu/spu.h (INIT_EXPANDERS): Define.
19588 Make sure shift and rotate instructions have valid immediate operands.
19589 * config/spu/predicates.md (spu_shift_operand): Remove.
19590 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
19591 * config/spu/constraints.md (W, O): Extend range.
19592 * config/spu/spu.md (umask, nmask): Define.
19593 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
19594 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
19595 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
19596 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
19597 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
19598 (lshr<mode>3_reg): Fix rtl description.
19600 Make sure mulhisi immediate operands are valid.
19601 * config/spu/predicates.md (imm_K_operand): Add.
19602 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
19604 Generate constants using fsmbi and andi.
19605 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
19606 (print_operand, spu_split_immediate, classify_immediate,
19607 fsmbi_const_p): Handle IC_FSMBI2.
19609 Correctly handle a CONST_VECTOR containing symbols.
19610 * config/spu/spu.c (print_operand): Handle HIGH correctly.
19611 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
19612 (immediate_load_p): Allow symbols that use 2 instructions to create.
19613 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
19614 with symbols when flag_pic is set.
19615 (const_vector_immediate_p): New.
19616 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
19617 accept a CONST_VECTOR with symbols.
19618 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
19619 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
19621 * config/spu/spu.md (high, low): Delete.
19622 (low_<mode>): Define.
19624 Remove INTRmode and INTR_REGNUM, which didn't work.
19625 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
19627 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
19628 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
19629 peephole2 pattern): Don't use INTR or 131.
19630 (movintrcc): Delete.
19631 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
19632 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
19633 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
19634 (UNSPEC_SET_INTR): Add.
19635 * config/spu/spu-modes.def (INTR): Remove.
19637 More accurate warnings about run-time relocations.
19638 * config/spu/spu.c (reloc_diagnostic): Test in_section.
19640 Correctly warn about immediate arguments to specific intrinsics.
19641 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
19642 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
19643 the instruction predicate.
19645 Fix tree check errors with latest update.
19646 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
19648 (spu_expand_builtin): Use CALL_EXPR_FN.
19650 Add missing specific intrinsics.
19651 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
19653 * config/spu/spu_internals.h: Ditto.
19655 Fix incorrect operand modifiers.
19656 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
19657 * config/spu/spu.md (xor<mode>3): Change %S to %J.
19659 Optimize one case of zero_extend of a vec_select.
19660 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
19662 Accept any immediate for hbr.
19663 * config/spu/spu.md (hbr): Change s constraints to i.
19665 2007-02-21 Paul Brook <paul@codesourcery.com>
19667 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
19668 condexec_count when skipping USE and CLOBBER.
19670 2007-02-21 Nick Clifton <nickc@redhat.com>
19672 * common.opt (Warray-bounds): Add Warning attribute.
19673 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
19675 (fsized-zeroes): Add Optimization attribute.
19676 (fsplit-wide-types, ftree-scev-cprop): Likewise.
19677 * c.opt (Wc++0x-compat): Add Warning attribute.
19679 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
19681 PR middle-end/30761
19682 * reload1.c (eliminate_regs_in_insn): In the single_set special
19683 case, attempt to re-recognize the insn before falling back to
19684 having reload fix it up.
19686 2007-02-20 Eric Christopher <echristo@gmail.com>
19688 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
19689 Rewrite accordingly.
19690 (frv_read_iacc_argument): Ditto.
19691 (frv_expand_set_builtin): Take a call instead of arglist, update for
19693 (frv_expand_unop_builtin): Ditto.
19694 (frv_expand_binop_builtin): Ditto.
19695 (frv_expand_cut_builtin): Ditto.
19696 (frv_expand_binopimm_builtin): Ditto.
19697 (frv_expand_voidbinop_builtin): Ditto.
19698 (frv_expand_int_void2arg): Ditto.
19699 (frv_expand_prefetches): Ditto.
19700 (frv_expand_voidtriop_builtin): Ditto.
19701 (frv_expand_voidaccop_builtin): Ditto.
19702 (frv_expand_load_builtin): Ditto.
19703 (frv_expand_store_builtin): Ditto.
19704 (frv_expand_mdpackh_builtin): Ditto.
19705 (frv_expand_mclracc_builtin): Ditto.
19706 (frv_expand_mrdacc_builtin): Ditto.
19707 (frv_expand_mwtacc_builtin): Ditto.
19708 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
19711 2007-02-20 Janis Johnson <janis187@us.ibm.com>
19713 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
19714 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
19716 (HAVE_GAS_DFP): Check for assembler support of decimal floating
19717 point instructions.
19718 * configure: Regenerate.
19719 * config.in: Regenerate.
19720 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
19721 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
19722 masks to power6 and power6x and to POWERPC_MASKS.
19723 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19725 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
19726 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
19727 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19728 Access PROTOTYPE as variable, not mask.
19730 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19732 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
19733 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
19734 * combine.c (adjust_for_new_dest): Use it.
19735 * postreload.c (reload_combine): Likewise.
19737 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
19739 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
19740 notes on an insn with multiple sets, even if single_set returns
19741 non-NULL for that insn.
19743 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19745 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
19746 scalbn and scalbln.
19748 2007-02-20 Geoffrey Keating <geoffk@apple.com>
19750 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
19751 if user didn't pass it.
19752 * config/i386/darwin.h (CC1_SPEC): Likewise.
19753 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
19754 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
19755 -mmacosx-version-min.
19757 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19758 Uros Bizjak <ubizjak@gmail.com>
19760 * optabs.h (enum optab_index): Add new OTI_scalb.
19761 (scalb_optab): Define corresponding macro.
19762 * optabs.c (init_optabs): Initialize scalb_optab.
19763 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
19765 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
19766 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
19767 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
19768 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
19769 flag_unsafe_math_optimizations is set.
19771 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
19772 to implement scalbf, scalb and scalbl built-ins as inline x87
19775 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19776 DJ Delorie <dj@redhat.com>
19779 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
19780 (diagnostic_report_diagnostic): ... here, and turn them into real
19781 errors. If warnings are inhibited, no need to do anything.
19783 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
19785 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
19786 better code generation.
19788 2007-02-20 Ben Elliston <bje@au.ibm.com>
19790 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
19792 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
19794 * config/alpha/alpha.c, config/alpha/alpha.md,
19795 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
19796 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
19797 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
19798 config/arm/lib1funcs.asm: Follow spelling conventions.
19800 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
19801 config/fr30/fr30.md, config/i386/i386.h,
19802 config/iq2000/iq2000.h, config/iq2000/predicates.md,
19803 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
19804 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
19805 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
19806 config/rs6000/altivec.md, config/rs6000/rs6000.c,
19807 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
19808 config/sparc/sparc.c, config/sparc/sparc.h,
19809 config/sparc/sparc.md, config/spu/constraints.md,
19810 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
19813 2007-02-20 Alan Modra <amodra@bigpond.net.au>
19816 * varasm.c (use_blocks_for_decl_p): Return false for decls with
19819 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
19821 * doc/invoke.texi (-ftree-lrs): Remove.
19823 2007-02-19 Diego Novillo <dnovillo@redhat.com>
19825 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
19828 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
19830 * config/ia64/ia64.c (ia64_expand_builtin): Use the
19831 new CALL_EXPR_FN macro for retrieving the function
19832 declaration of the input expression.
19834 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19836 * c.opt (Waddress): New.
19837 * common.opt (Walways-true): Delete.
19838 (Wstring-literal-comparison): Delete.
19839 * doc/invoke.texi (Warning Options): Delete -Walways-true and
19840 -Wstring-literal-comparison. Add -Waddress.
19842 (Walways-true): Delete.
19843 (Wstring-literal-comparison): Delete.
19844 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
19845 consistently instead of -Walways-true in example.
19846 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
19847 * c-typeck.c (parser_build_binary_op): Replace
19848 -Wstring-literal-comparison and -Walways-true with -Waddress.
19849 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
19852 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19854 * tree-cfg.c (dump_function_to_file): Be prepared for functions
19855 without DECL_STRUCT_FUNCTION initialized.
19857 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
19859 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
19860 due to calls to functions taking pointers as parameters.
19862 2007-02-19 Richard Henderson <rth@redhat.com>
19865 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
19868 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
19870 * config/s390/s390.c (s390_call_saved_register_used,
19871 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
19872 accessed to the new scheme.
19874 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19876 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
19877 (cris_print_index, cris_print_operand, cris_print_operand_address)
19878 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
19879 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
19880 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
19881 GET_CODE () == xxx.
19882 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
19883 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
19884 GO_IF_LEGITIMATE_ADDRESS): Ditto.
19885 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
19886 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
19887 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
19888 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
19889 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
19890 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
19891 (uminsi3, call, call_value): Ditto.
19892 (define_split: indir_to_reg_split, unnamed): Ditto.
19894 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
19896 PR tree-optimization/30975
19897 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
19900 2007-02-18 Eric Christopher <echristo@gmail.com>
19902 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
19903 Remove use of arglist.
19904 (mips_expand_builtin): Remove use of arglist, pass in expr.
19905 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
19906 (mips_expand_builtin_movtf): Ditto.
19907 (mips_expand_builtin_compare): Ditto.
19909 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19911 * tree-sra.c (sra_build_assignment): Replace assertion
19912 checking with a comment explaining why it can't be done.
19914 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
19916 PR middle-end/30833
19917 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
19918 during CALL_EXPR representation conversion.
19919 * tree-ssa-propagate.c (set_rhs): Likewise.
19921 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
19923 * tree-sra.c (sra_build_assignment): Disable assertion checking
19926 2007-02-18 Roger Sayle <roger@eyesopen.com>
19928 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
19929 instead of calling build2 with a GIMPLE_MODIFY_STMT.
19930 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
19932 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
19933 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
19934 gimplify_init_ctor_eval_range, gimple_push_cleanup,
19935 gimplify_omp_for, gimplify_omp_atomic_pipeline,
19936 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
19937 force_gimple_operand): Likewise.
19938 * ipa-cp.c (constant_val_insert): Likewise.
19939 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
19940 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
19941 perfect_nestify): Likewise.
19942 * langhooks.c (lhd_omp_assignment): Likewise.
19943 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
19944 lower_copyprivate_clauses, lower_send_clauses,
19945 lower_send_shared_vars, expand_parallel_call,
19946 expand_omp_for_generic, expand_omp_for_static_nochunk,
19947 expand_omp_for_static_chunk, expand_omp_sections,
19948 lower_omp_single_copy, lower_omp_for_lastprivate,
19949 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
19950 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19951 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
19954 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
19956 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
19957 config/sh/sh.md: Follow spelling conventions.
19959 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
19960 config/frv/predicates.md: Follow spelling conventions.
19962 * config/m68k/linux-unwind.h: Fix a comment typo.
19963 * target.h: Follow spelling conventions.
19965 2007-02-18 Roger Sayle <roger@eyesopen.com>
19967 PR rtl-optimization/28173
19968 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
19969 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
19970 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
19971 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
19972 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
19974 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19976 * builtins.c (fold_builtin_load_exponent): New.
19977 (fold_builtin_2): Use it.
19979 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
19981 PR rtl-optimization/30773
19982 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
19983 if we fail to attach a REG_EQUIV note.
19985 2007-02-18 David Edelsohn <edelsohn@gnu.org>
19986 Roger Sayle <roger@eyesopen.com>
19988 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
19990 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
19992 * calls.c (initialize_argument_information): Pass original EXP
19993 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
19994 code to split complex arguments here, as part of initializing the
19996 (expand_call): Remove code that builds a list of arguments and
19997 inserts implicit arguments into it. Instead, just count how many
19998 implicit arguments there will be so we can determine the size of
19999 the ARGS array, and let initialize_argument_information do the work.
20000 (split_complex_values): Delete unused function.
20002 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20004 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
20006 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
20008 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
20009 for arg pointer based indexed addressing.
20011 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20013 * config/ia64/ia64.h, config/ia64/ia64.md,
20014 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
20015 spelling conventions.
20017 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20019 * config/m68k/m68k.c (split_di): New.
20020 * config/m68k/m68k-protos.h: Declare split_di.
20021 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
20022 Improve predicate handling and split constant shifts.
20024 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20026 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
20027 parameter for register bitfield operations, general predicates
20030 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
20032 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
20033 * config/m68k/linux-unwind.h: New file.
20035 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
20037 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
20038 config/i386/athlon.md, config/ia64/ia64.md,
20039 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
20040 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
20041 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
20042 tree-ssa-loop-niter.c, tree-vect-analyze.c,
20043 tree-vect-transform.c: Fix comment typos.
20045 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
20047 * sched-deps.c (find_insn_list): Remove.
20048 * sched-int.h: Remove the prototype for find_insn_list.
20050 2007-02-16 Geoffrey Keating <geoffk@apple.com>
20052 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
20054 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
20055 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
20056 darwin_rs6000_override_options.
20057 (C_COMMON_OVERRIDE_OPTIONS): Expect
20058 darwin_macosx_version_min to be non-NULL always.
20059 (TARGET_C99_FUNCTIONS): Likewise.
20060 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
20061 (DARWIN_MINVERSION_SPEC): New.
20062 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
20063 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
20065 (DARWIN_MINVERSION_SPEC): New.
20066 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
20068 * config/darwin-c.c (darwin_cpp_builtins): Expect
20069 darwin_macosx_version_min to be non-NULL always.
20071 * config/rs6000/rs6000.c: Clean up trailing whitespace.
20073 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
20075 * config/i386/i386.h (x86_use_xchgb): New.
20076 (TARGET_USE_XCHGB): New macro.
20077 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
20078 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
20079 Split after reload into bswaphi for shifts of 8.
20080 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
20081 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
20082 or when optimizing for size.
20084 2007-02-16 Richard Guenther <rguenther@suse.de>
20085 Christian Bruel <christian.bruel@st.com>
20087 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
20088 DECLs but prefer SSA_NAMEs over DECLs.
20090 2007-02-16 Richard Guenther <rguenther@suse.de>
20092 * tree-flow-inline.h (single_imm_use_p): Remove.
20093 (zero_imm_uses_p): Likewise.
20094 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
20095 instead of single_imm_use_p.
20096 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
20099 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20102 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
20103 nested double- and backquotes.
20105 2007-02-15 Roger Sayle <roger@eyesopen.com>
20107 PR middle-end/30391
20108 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
20109 should be unreachable.
20110 (build2_stat): Allow construction of MODIFY_EXPR at any time.
20111 For the time being redirect GIMPLE_MODIFY_STMT to the new
20112 (renamed) build_gimple_modify_stmt_stat.
20113 (build2_gimple_stat): Rename to...
20114 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
20115 Always build a GIMPLE_MODIFY_STMT node.
20116 * tree.h (build2_gimple, build2_gimple_stat): Delete.
20117 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
20120 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
20121 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
20122 * tree-complex.c (set_component_ssa_name, expand_complex_move,
20123 expand_complex_div_wide): Likewise.
20124 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
20125 * tree-ssa-loop-im.c (schedule_sm): Likewise.
20126 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
20127 * tree-ssa-loop-manip.c (create_iv): Likewise.
20128 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
20129 abs_replacement): Likewise.
20130 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
20131 realify_fake_stores): Likewise.
20133 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
20134 node rather than a GIMPLE_MODIFY_STMT node.
20135 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
20136 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
20138 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
20139 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
20140 GIMPLE_MODIFY_STMT.
20142 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20144 PR middle-end/30433
20145 * fold-const.c (fold_comparison): Add back the
20146 folding of constant complex comparisions.
20148 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20150 PR middle-end/30729
20151 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
20152 effects unknown to this function, return early.
20154 2007-02-15 Ian Lance Taylor <iant@google.com>
20156 * lower-subreg.c (move_eh_region_note): New static function.
20157 (resolve_simple_move): Call it.
20158 (decompose_multiword_subregs): Track blocks for which we resolve a
20159 simple move which is also a control flow insn. Pass them to
20160 find_many_sub_basic_blocks.
20161 (pass_lower_subreg): Add TODO_verify_flow.
20162 (pass_lower_subreg2): Likewise.
20164 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20165 Brooks Moses <brooks.moses@codesourcery.com>
20166 Lee Millward <lee.millward@codesourcery.com>
20168 * tree.h (enum tree_code_class): Add tcc_vl_exp.
20169 (VL_EXP_CLASS_P): New.
20170 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
20172 (TREE_OPERAND_CHECK_CODE): Likewise.
20173 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
20174 (TREE_RTL_OPERAND_CHECK): Likewise.
20175 (tree_operand_check_failed): Make second parameter the whole tree
20176 instead of its code. Fixed callers.
20177 (VL_EXP_CHECK): New.
20178 (TREE_OPERAND_LENGTH): New.
20179 (VL_EXP_OPERAND_LENGTH): New.
20180 (CALL_EXPR_FN): New.
20181 (CALL_EXPR_STATIC_CHAIN): New.
20182 (CALL_EXPR_ARGS): New.
20183 (CALL_EXPR_ARG): New.
20184 (call_expr_nargs): New.
20185 (CALL_EXPR_ARGP): New.
20186 (build_nt_call_list): Declare.
20187 (build_vl_exp_stat): Declare.
20188 (build_vl_exp): New.
20189 (build_call_list): Declare.
20190 (build_call_nary): Declare.
20191 (build_call_valist): Declare.
20192 (build_call_array): Declare.
20193 (call_expr_arg): Declare.
20194 (call_expr_argp): Declare.
20195 (call_expr_arglist): Declare.
20196 (fold_build_call_list): Declare.
20197 (fold_build_call_list_initializer): Declare.
20198 (fold_call_expr): Declare to replace fold_builtin.
20199 (fold_builtin_fputs): Update to agree with modified definition.
20200 (fold_builtin_strcpy): Likewise.
20201 (fold_builtin_strncpy): Likewise.
20202 (fold_builtin_memory_chk): Likewise.
20203 (fold_builtin_stxcpy_chk): Likewise.
20204 (fold_builtin_strncpy_chk): Likewise.
20205 (fold_builtin_next_arg): Likewise.
20206 (fold_build_call_expr): Declare.
20207 (fold_builtin_call_list): Declare.
20208 (fold_builtin_call_valist): Declare.
20209 (build_call_expr): Declare.
20210 (validate_arglist): Update to agree with modified definition.
20211 (tree_operand_length): New.
20212 (call_expr_arg_iterator): New.
20213 (init_call_expr_arg_iterator): New.
20214 (next_call_expr_arg): New.
20215 (first_call_expr_arg): New.
20216 (more_call_expr_args_p): New.
20217 (FOR_EACH_CALL_EXPR_ARG): New.
20219 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
20220 and tcc_gimple_stmt.
20221 (tree_code_size): Update documentation. Use sizeof (tree) rather
20222 than sizeof (char *).
20223 (tree_size): Likewise. Add case for tcc_vl_exp.
20224 (tree_node_structure): Add case for tcc_vl_exp.
20225 (contains_placeholder_p): Likewise.
20226 (substitute_in_expr): Likewise.
20227 (substitute_placeholder_in_expr): Likewise.
20228 (stabilize_reference_1): Likewise.
20229 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
20230 to diagnose breakage of this interface for constructing CALL_EXPRs.
20231 (build_nt): Add similar assertion here.
20232 (build_nt_call_list): New.
20233 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
20234 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
20236 (get_callee_fndecl): Use new CALL_EXPR accessors.
20237 (tree_operand_check_failed): Change parameters to pass entire node
20238 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
20239 (process_call_operands): New.
20240 (build_vl_exp_stat): New.
20241 (build_call_list): New.
20242 (build_call_nary): New.
20243 (build_call_valist): New.
20244 (build_call_array): New.
20245 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20246 (call_expr_arglist): New.
20248 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
20249 tcc_vl_exp instead of a fixed-size tcc_expression.
20251 * doc/c-tree.texi (CALL_EXPR): Document new representation and
20252 accessors for CALL_EXPRs.
20253 (AGGR_INIT_EXPR): Likewise.
20255 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20256 Brooks Moses <brooks.moses@codesourcery.com>
20257 Lee Millward <lee.millward@codesourcery.com>
20259 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
20260 (expand_builtin_nonlocal_goto): Change parameter to be entire
20261 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
20262 (expand_builtin_prefetch): Likewise.
20263 (expand_builtin_classify_type): Likewise.
20264 (mathfn_built_in): Return NULL_TREE instead of 0.
20265 (expand_errno_check): Use new CALL_EXPR accessors.
20266 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
20267 Return NULL_RTX instead of 0.
20268 (expand_builtin_mathfn_2): Likewise.
20269 (expand_builtin_mathfn_3): Likewise.
20270 (expand_builtin_interclass_mathfn): Likewise.
20271 (expand_builtin_sincos): Likewise.
20272 (expand_builtin_cexpi): Likewise.
20273 (expand_builtin_int_roundingfn): Likewise.
20274 (expand_builtin_int_roundingfn_2): Likewise.
20275 (expand_builtin_pow): Likewise.
20276 (expand_builtin_powi): Likewise.
20277 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
20278 of arglist, fixing callers appropriately. Use new CALL_EXPR
20279 accessors and constructors. Return NULL_RTX instead of 0.
20280 (expand_builtin_strstr): Likewise.
20281 (expand_builtin_strchr): Likewise.
20282 (expand_builtin_strrchr): Likewise.
20283 (expand_builtin_strpbrk): Likewise.
20284 (expand_builtin_memcpy): Likewise.
20285 (expand_builtin_mempcpy): Likewise.
20286 (expand_builtin_mempcpy_args): New.
20287 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
20288 (expand_builtin_memmove_args): New.
20289 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
20290 (expand_movstr): Likewise.
20291 (expand_builtin_strcpy): Likewise.
20292 (expand_builtin_strcpy_args): New.
20293 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
20294 (expand_builtin_strncpy): Likewise.
20295 (expand_builtin_memset): Likewise.
20296 (expand_builtin_memset_args): New.
20297 (expand_builtin_bzero): Similarly to expand_builtin_memset.
20298 (expand_builtin_memcmp): Likewise.
20299 (expand_builtin_strcmp): Likewise.
20300 (expand_builtin_strncmp): Likewise.
20301 (expand_builtin_strcat): Likewise.
20302 (expand_builtin_strncat): Likewise.
20303 (expand_builtin_strspn): Likewise.
20304 (expand_builtin_strcspn): Likewise.
20305 (expand_builtin_args_info): Likewise.
20306 (expand_builtin_va_start): Likewise.
20307 (gimplify_va_arg_expr): Likewise.
20308 (expand_builtin_va_end): Likewise.
20309 (expand_builtin_va_copy): Likewise.
20310 (expand_builtin_frame_address): Likewise.
20311 (expand_builtin_alloca): Likewise.
20312 (expand_builtin_bswap): Likewise.
20313 (expand_builtin_unop): Likewise.
20314 (expand_builtin_fputs): Likewise.
20315 (expand_builtin_expect): Likewise.
20316 (expand_builtin_fabs): Likewise.
20317 (expand_builtin_copysign): Likewise.
20318 (expand_builtin_printf): Likewise.
20319 (expand_builtin_fprintf): Likewise.
20320 (expand_builtin_sprintf): Likewise.
20321 (expand_builtin_init_trampoline): Likewise.
20322 (expand_builtin_signbit): Likewise.
20323 (expand_builtin_fork_or_exec): Likewise.
20324 (expand_builtin_sync_operation): Likewise.
20325 (expand_builtin_compare_and_swap): Likewise.
20326 (expand_builtin_lock_test_and_set): Likewise.
20327 (expand_builtin_lock_release): Likewise.
20328 (expand_builtin): Likewise.
20329 (builtin_mathfn_code): Likewise.
20331 (fold_builtin_constant_p): Pass call arguments individually instead
20332 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20333 accessors and constructors. Return NULL_TREE instead of 0.
20334 (fold_builtin_expect): Likewise.
20335 (fold_builtin_classify_type): Likewise.
20336 (fold_builtin_strlen): Likewise.
20337 (fold_builtin_nan): Likewise.
20338 (integer_valued_real_p): Likewise.
20339 (fold_trunc_transparent_mathfn): Likewise.
20340 (fold_fixed_mathfn): Likewise.
20341 (fold_builtin_cabs): Likewise.
20342 (fold_builtin_sqrt): Likewise.
20343 (fold_builtin_cbrt): Likewise.
20344 (fold_builtin_cos): Likewise.
20345 (fold_builtin_cosh): Likewise.
20346 (fold_builtin_tan): Likewise.
20347 (fold_builtin_sincos): Likewise.
20348 (fold_builtin_cexp): Likewise.
20349 (fold_builtin_trunc): Likewise.
20350 (fold_builtin_floor): Likewise.
20351 (fold_builtin_ceil): Likewise.
20352 (fold_builtin_round): Likewise.
20353 (fold_builtin_int_roundingfn): Likewise.
20354 (fold_builtin_bitop): Likewise.
20355 (fold_builtin_bswap): Likewise.
20356 (fold_builtin_logarithm): Likewise.
20357 (fold_builtin_hypot): Likewise.
20358 (fold_builtin_pow): Likewise.
20359 (fold_builtin_powi): Likewise.
20360 (fold_builtin_exponent): Likewise.
20361 (fold_builtin_memset): Likewise.
20362 (fold_builtin_bzero): Likewise.
20363 (fold_builtin_memory_op): Likewise.
20364 (fold_builtin_bcopy): Deleted; call site changed to invoke
20365 fold_builtin_memory_op directly.
20366 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
20367 (fold_builtin_strncpy): Likewise.
20368 (fold_builtin_memcmp): Likewise.
20369 (fold_builtin_strcmp): Likewise.
20370 (fold_builtin_strncmp): Likewise.
20371 (fold_builtin_signbit): Likewise.
20372 (fold_builtin_copysign): Likewise.
20373 (fold_builtin_isascii): Likewise.
20374 (fold_builtin_toascii): Likewise.
20375 (fold_builtin_isdigit): Likewise.
20376 (fold_builtin_fabs): Likewise.
20377 (fold_builtin_abs): Likewise.
20378 (fold_builtin_fmin_fmax): Likewise.
20379 (fold_builtin_carg): Likewise.
20380 (fold_builtin_classify): Likewise.
20381 (fold_builtin_unordered_cmp): Likewise.
20383 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
20384 New functions split out from fold_builtin_1.
20385 (fold_builtin_n): New.
20386 (fold_builtin_varargs): New.
20387 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
20389 (fold_call_expr): New.
20390 (build_function_call_expr): Rewrite to use new helper function.
20391 (fold_builtin_call_list): New.
20392 (build_call_expr): New.
20393 (fold_builtin_call_valist): New.
20394 (rewrite_call_expr): New.
20395 (validate_arg): New.
20396 (validate_arglist): Change parameter to be entire CALL_EXPR instead
20397 of an arglist. Change return type to bool. Use new CALL_EXPR
20400 (fold_builtin_strstr): Pass call arguments individually instead
20401 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20402 accessors and constructors. Return NULL_TREE instead of 0.
20403 (fold_builtin_strchr): Likewise.
20404 (fold_builtin_strrchr): Likewise.
20405 (fold_builtin_strpbrk): Likewise.
20406 (fold_builtin_strcat): Likewise.
20407 (fold_builtin_strncat): Likewise.
20408 (fold_builtin_strspn): Likewise.
20409 (fold_builtin_strcspn): Likewise.
20410 (fold_builtin_fputs): Likewise.
20411 (fold_builtin_next_arg): Likewise.
20412 (fold_builtin_sprintf): Likewise.
20414 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
20415 NULL_RTX instead of 0.
20416 (expand_builtin_memory_chk): Likewise.
20417 (maybe_emit_chk_warning): Likewise.
20418 (maybe_emit_sprintf_chk_warning): Likewise.
20420 (fold_builtin_object_size): Pass call arguments individually instead
20421 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
20422 accessors and constructors. Return NULL_TREE instead of 0.
20423 (fold_builtin_memory_chk): Likewise.
20424 (fold_builtin_stxcpy_chk): Likewise.
20425 (fold_builtin_strncpy_chk): Likewise.
20426 (fold_builtin_strcat_chk): Likewise.
20427 (fold_builtin_strcat_chk): Likewise.
20428 (fold_builtin_strncat_chk): Likewise.
20429 (fold_builtin_sprintf_chk): Likewise.
20430 (fold_builtin_snprintf_chk): Likewise.
20431 (fold_builtin_printf): Likewise.
20432 (fold_builtin_vprintf): Likewise.
20434 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
20436 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
20437 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20438 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
20439 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
20440 (fold_unary): Likewise.
20441 (fold_binary): Likewise.
20442 (fold_ternary): Remove CALL_EXPR case, since they are no longer
20443 ternary expressions.
20444 (fold): Add logic for tcc_vl_exp.
20445 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
20446 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20447 (fold_build3_stat): Add assertion to flag broken interface for
20448 constructing CALL_EXPRs.
20449 (fold_build_call_list): New.
20450 (fold_build_call_list_initializer): New.
20451 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
20453 (fold_strip_sign_ops): Likewise.
20455 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20456 Brooks Moses <brooks.moses@codesourcery.com>
20457 Lee Millward <lee.millward@codesourcery.com>
20459 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
20460 accessors and dump arguments explicitly.
20462 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
20464 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
20466 (print_call_name): Use new CALL_EXPR accessors.
20468 * print-tree.c (print_node): Add case tcc_vl_exp. Print
20469 CALL_EXPR arguments explicitly instead of as a list. Use
20470 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20472 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
20473 (vrp_visit_stmt): Likewise.
20475 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
20476 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
20478 (force_move_till_expr): Likewise.
20480 * targhooks.c (default_external_stack_protect_fail): Use
20481 build_call_expr instead of build_function_call_expr.
20482 (default_hidden_stack_protect_fail): Likewise.
20484 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
20487 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
20488 and walk arguments explicitly.
20490 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
20491 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20492 (expand_simple_operations): Likewise.
20493 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
20495 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
20496 of TREE_CODE_LENGTH.
20497 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
20499 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
20500 instead of TREE_CODE_LENGTH.
20502 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
20503 (tree_ic_transform): Likewise.
20504 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
20505 parameter instead of arglist. Fix callers.
20506 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
20507 (tree_stringops_transform): Likewise.
20508 (tree_indirect_call_to_profile): Likewise.
20509 (tree_stringops_values_to_profile): Likewise.
20511 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
20512 (eliminate_tail_call): Likewise.
20514 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
20516 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20517 Use TREE_OPERAND_LENGTH and generalize to handle any number of
20519 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
20521 * omp-low.c (build_omp_barrier): Use build_call_expr.
20522 (lower_rec_input_clauses): Likewise.
20523 (lower_reduction_clauses): Likewise.
20524 (expand_parallel_call): Likewise.
20525 (maybe_catch_exception): Likewise.
20526 (expand_omp_for_generic): Likewise.
20527 (expand_omp_for_static_nochunk): Likewise.
20528 (expand_omp_sections): Likewise.
20529 (lower_omp_single_simple): Likewise.
20530 (lower_omp_single_copy): Likewise.
20531 (lower_omp_master): Likewise.
20532 (lower_omp_ordered): Likewise.
20533 (lower_omp_critical): Likewise.
20535 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
20536 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
20538 * tree-gimple.c (is_gimple_call_addr): Fix doc.
20539 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
20540 TREE_CODE_LENGTH. Add tcc_vl_exp case.
20542 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
20543 and generalize to handle any number of operands.
20544 (chrec_contains_undetermined): Likewise.
20545 (tree_contains_chrecs): Likewise.
20546 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
20548 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
20550 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
20551 fold_call_expr instead of fold_builtin.
20552 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
20553 match declarations there.
20554 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
20557 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
20558 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20560 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
20561 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
20563 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
20566 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
20567 (execute_cse_sincos): Use new CALL_EXPR accessors.
20569 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
20571 * gimple-low.c (lower_function_body): Use build_call_expr.
20572 (lower_builtin_setjmp): Likewise.
20574 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
20575 (set_storage_via_libcall): Likewise.
20576 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
20577 instead of TREE_CODE_LENGTH.
20578 (expand_expr_real_1): Use new CALL_EXPR accessors.
20580 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
20581 generalize to handle any number of operands.
20582 (TB_parent_eq): Likewise.
20584 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
20585 (strip_builtin_expect): Likewise.
20587 * function.c (gimplify_parameters): Use build_call_expr.
20589 * tree-vectorizer.c (vect_is_simple_reduction): Use
20590 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20592 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
20593 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
20595 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
20598 * gimplify.c (build_stack_save_restore): Use build_call_expr.
20599 (gimplify_decl_expr): Likewise.
20600 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
20601 Use new CALL_EXPR iterators.
20602 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
20603 (gimplify_modify_expr_to_memset): Likewise.
20604 (gimplify_variable_sized_compare): Likewise.
20605 (gimplify_omp_atomic_fetch_op): Likewise.
20606 (gimplify_omp_atomic_pipeline): Likewise.
20607 (gimplify_omp_atomic_mutex): Likewise.
20608 (gimplify_function_tree): Likewise.
20610 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
20611 (call_expr_flags): Likewise.
20612 (expand_call): Likewise.
20614 * except.c (expand_builtin_eh_return_data_regno): Pass entire
20615 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
20618 * coverage.c (create_coverage): Use build_call_expr.
20620 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
20621 (temp_call_expr_obstack): New.
20622 (pool_copy_list): Delete.
20623 (temp_copy_call_expr): New.
20624 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
20625 CALL_EXPR accessors. Get rid of special goo for copying argument
20626 lists and use temp_copy_call_expr instead.
20627 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
20628 CALL_EXPR accessors.
20629 (create_expression_by_pieces): Likewise. Use build_call_array
20630 to construct the result instead of fold_build3.
20631 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
20632 dealing with argument lists.
20633 (init_pre): Remove references to expression_node_pool and
20634 list_node_pool. Init temp_call_expr_obstack instead.
20635 (fini_pre): Remove references to expression_node_pool and
20638 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
20639 and walk arguments explicitly instead of as a list.
20641 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
20642 (mx_register_decls): Likewise.
20643 (mudflap_register_call): Likewise.
20644 (mudflap_finish_file): Likewise.
20646 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
20647 (ipa_callsite_compute_param): Likewise.
20649 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
20650 accessors and constructor.
20652 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
20653 accessors and constructor.
20654 (convert_tramp_reference): Likewise.
20655 (convert_call_expr): Likewise.
20656 (finalize_nesting_tree_1): Likewise.
20658 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
20661 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
20663 * tree-inline.c (initialize_inlined_parameters): Pass entire
20664 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
20666 (estimate_num_insns_1): Use new CALL_EXPR accessors.
20667 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
20669 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
20670 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20671 (vectorizable_reduction): Likewise.
20672 (vectorizable_call): Use new CALL_EXPR iterators.
20673 (vectorizable_conversion): Use build_call_expr.
20674 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
20675 (vect_gen_widened_results_half): Use build_call_expr.
20676 (vect_setup_realignment): Likewise.
20677 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
20679 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
20680 (pass_through_call): Likewise.
20681 (compute_object_sizes): Likewise. Use fold_call_expr instead of
20684 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
20685 (tree_gen_pow2_profiler): Likewise.
20686 (tree_gen_one_value_profiler): Likewise.
20687 (tree_gen_ic_func_profiler): Likewise.
20688 (tree_gen_average_profiler): Likewise.
20689 (tree_gen_ior_profiler): Likewise.
20691 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
20692 (find_func_aliases): Use new CALL_EXPR accessors. Add case
20693 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
20695 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
20696 of TREE_CODE_LENGTH.
20698 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
20699 of TREE_CODE_LENGTH.
20701 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
20703 (convert_to_integer): Likewise.
20705 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
20708 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20709 Brooks Moses <brooks.moses@codesourcery.com>
20710 Lee Millward <lee.millward@codesourcery.com>
20712 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
20714 * config/frv/frv.c (frv_expand_builtin): Likewise.
20715 * config/s390/s390.c (s390_expand_builtin): Likewise.
20717 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
20718 (sparc_expand_builtin): Use new CALL_EXPR accessors.
20720 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
20721 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
20722 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
20723 (ix86_expand_store_builtin): Likewise.
20724 (ix86_expand_unop_builtin): Likewise.
20725 (ix86_expand_unop1_builtin): Likewise.
20726 (ix86_expand_sse_compare): Likewise.
20727 (ix86_expand_sse_comi): Likewise.
20728 (ix86_expand_vec_init_builtin): Likewise.
20729 (ix86_expand_vec_ext_builtin): Likewise.
20730 (ix86_expand_vec_set_builtin): Likewise.
20731 (ix86_expand_builtin): Use new CALL_EXPR accessors.
20733 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
20734 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
20736 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
20737 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20738 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
20740 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
20742 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
20743 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
20744 arglist. Use new CALL_EXPR accessors. Fix callers.
20745 (altivec_expand_abs_builtin): Likewise.
20746 (rs6000_expand_binop_builtin): Likewise.
20747 (altivec_expand_predicate_builtin): Likewise.
20748 (altivec_expand_lv_builtin): Likewise.
20749 (spe_expand_stv_builtin): Likewise.
20750 (altivec_expand_stv_builtin): Likewise.
20751 (rs6000_expand_ternop_builtin): Likewise.
20752 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
20753 (altivec_expand_st_builtin): Likewise.
20754 (altivec_expand_dst_builtin): Likewise.
20755 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
20756 arglist. Use new CALL_EXPR accessors. Fix callers.
20757 (altivec_expand_vec_set_builtin): Likewise.
20758 (altivec_expand_vec_ext_builtin): Likewise.
20759 (altivec_expand_builtin): Use new CALL_EXPR accessors.
20760 (spe_expand_builtin): Likewise.
20761 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
20762 arglist. Use new CALL_EXPR accessors. Fix callers.
20763 (spe_expand_evsel_builtin): Likewise.
20764 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
20765 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
20767 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
20768 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
20769 (arm_expand_unop_builtin): Likewise.
20770 (arm_expand_builtin): Use new CALL_EXPR accessors.
20772 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
20775 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
20776 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
20778 (bfin_expand_unop_builtin): Likewise.
20779 (bfin_expand_builtin): Use new CALL_EXPR accessors.
20781 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
20782 Brooks Moses <brooks.moses@codesourcery.com>
20783 Lee Millward <lee.millward@codesourcery.com>
20785 * c-semantics.c (build_stmt): Add internal diagnostic check.
20787 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
20788 accessors. Print arguments explicitly instead of as a list.
20790 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
20792 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
20793 (c_finish_omp_flish): Likewise.
20795 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
20796 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
20797 instead of TREE_CODE_LENGTH.
20798 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
20799 (c_warn_unused_result): Likewise.
20801 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20804 * doc/invoke.texi (Warning Options): Remove
20805 -Werror-implicit-function-declaration.
20806 (Wimplicit-function-declaration): Update description.
20807 * opts.c (common_handle_option): Move handling of -Werror=* to...
20808 (enable_warning_as_error): ...here.
20809 * opts.h (enable_warning_as_error): Declare.
20810 * c-decl.c (implicit_decl_warning): Unless
20811 -Wno-implicit-function-declaration is given, emit a pedwarn if
20812 -std=c99 or emit a warning if -Wimplicit-function-declaration.
20813 * c.opt (Wimplicit-function-declaration): Replace
20814 mesg_implicit_function_declaration with
20815 warn_implicit_function_declaration.
20816 * c-opts.c (c_common_handle_option):
20817 -Werror-implicit-function-declaration is exactly equal as
20818 -Werror=implicit-function-declaration.
20819 (set_Wimplicit): Replace mesg_implicit_function_declaration with
20820 warn_implicit_function_declaration.
20821 (c_common_post_options): -Wimplict-function-declaration is enabled
20822 by default by -std=c99, otherwise is disabled by default.
20823 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
20825 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20827 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
20828 DECL on the rhs to a DECL on the lhs for debug info purposes if the
20829 former is ignored but not the latter.
20831 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
20833 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
20834 is made and the reference doesn't use the alias set of its type,
20835 do not create the temporary using that type.
20837 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
20839 * jump.c: Remove prototypes for delete_computation and
20840 delete_prior_computation.
20842 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20844 * jump.c (get_label_after): Delete.
20845 (get_label_before, delete_computation, delete_jump,
20846 delete_prior_computation, follow_jumps): Move...
20847 * reorg.c (delete_computation, delete_prior_computation): ... here...
20848 (get_label_before, delete_jump): ... making these static ...
20849 (follow_jumps): ... and simplifying this since it only runs after
20851 * rtl.h (get_label_after, get_label_before, delete_jump,
20852 follow_jumps): Delete prototypes.
20854 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
20856 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
20858 2007-02-15 Nick Clifton <nickc@redhat.com>
20860 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
20861 order to prevent it from being munged by the target.
20863 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
20865 * config/i386/i386.md: Remove misleading comment.
20867 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20869 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
20870 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
20873 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20875 * tree-sra.c (instantiate_missing_elements): Canonicalize
20877 (sra_build_assignment): New.
20878 (generate_copy_inout, generate_element_copy,
20879 generate_element_zero, generate_one_element_init): Use it.
20881 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20883 * tree-sra.c (instantiate_missing_elements): Canonicalize
20885 (sra_build_assignment): New.
20886 (generate_copy_inout, generate_element_copy,
20887 generate_element_zero, generate_one_element_init): Use it.
20889 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
20891 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
20894 2007-02-14 Joseph Myers <joseph@codesourcery.com>
20896 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
20897 types as aggregates not scalars.
20898 * function.c (assign_stack_temp_for_type): Likewise.
20900 2007-02-14 Roger Sayle <roger@eyesopen.com>
20901 Zdenek Dvorak <dvorakz@suse.cz>
20903 * tree-dump.c (dump_switch_p_1): Require exact match of the option
20906 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
20908 * passes.c (next_pass_1): Clear the next field of the copied
20911 2007-02-14 Richard Henderson <rth@redhat.com>
20913 * tree-sra.c (early_sra): New.
20914 (decl_can_be_decomposed_p): Deny va_list if early_sra.
20915 (tree_sra_early, pass_sra_early): New.
20916 * tree-pass.h (pass_sra_early): Declare.
20917 * passes.c (init_optimization_passes): Use it.
20919 2007-02-14 Richard Guenther <rguenther@suse.de>
20921 * flags.h (issue_strict_overflow_warning): Convert to a macro.
20923 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
20925 PR tree-optimization/30771
20926 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
20928 (vect_analyze_operations): Induction phis can now be marked as
20930 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
20931 Update documentation accordingly.
20933 2007-02-14 Nick Clifton <nickc@redhat.com>
20935 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
20936 most 3 arguments are supported.
20937 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
20939 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
20941 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
20942 Ensure dst->current is valid.
20944 2007-02-13 Paul Brook <paul@codesourcery.com>
20946 * config.gcc: Add arm*-*-uclinux-*eabi.
20947 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
20948 (SUBTARGET_EXTRA_LINK_SPEC): Define.
20949 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
20950 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
20951 (LINK_SPEC): Define.
20952 (LIB_SPEC): Define.
20953 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
20955 * config/arm/uclinux-eabi.h: New file.
20956 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
20957 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
20960 2007-02-13 Ian Lance Taylor <iant@google.com>
20962 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
20963 * flags.h (warn_strict_overflow): Declare.
20964 (enum warn_strict_overflow_code): Define.
20965 (issue_strict_overflow_warning): New static inline function.
20966 * opts.c (warn_strict_overflow): New variable.
20967 (common_handle_option): Handle OPT_Wstrict_overflow and
20968 OPT_Wstrict_overflow_.
20969 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
20971 * fold-const.c: Include intl.h.
20972 (fold_deferring_overflow_warnings): New static variable.
20973 (fold_deferred_overflow_warning): New static variable.
20974 (fold_deferred_overflow_code): New static variable.
20975 (fold_defer_overflow_warnings): New function.
20976 (fold_undefer_overflow_warnings): New function.
20977 (fold_undefer_and_ignore_overflow_warnings): New function.
20978 (fold_deferring_overflow_warnings_p): New function.
20979 (fold_overflow_warning): New static function.
20980 (make_range): Add strict_overflow_p parameter. Change all
20982 (extract_muldiv, extract_muldiv_1): Likewise.
20983 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
20984 tree_expr_nonnegative_p.
20985 (fold_negate_expr): Call fold_overflow_warning.
20986 (fold_range_test): Likewise.
20987 (fold_comparison): Likewise.
20988 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
20989 instead of tree_expr_nonnegative_p.
20990 (tree_expr_nonnegative_warnv_p): Rename from
20991 tree_expr_nonnegative_p, add strict_overflow_p parameter.
20992 (tree_expr_nonnegative_p): New function.
20993 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
20994 strict_overflow_p parameter.
20995 (tree_expr_nonzero_p): New function.
20996 * passes.c (verify_interpass_invariants): New static function.
20997 (execute_one_pass): Call it.
20998 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
21000 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
21001 (estimate_numbers_of_iterations): Likewise.
21002 (scev_probably_wraps_p): Likewise.
21003 * tree-ssa-ccp.c: Include "toplev.h".
21004 (evaluate_stmt): Defer fold overflow warnings until we know we are
21006 (struct fold_stmt_r_data): Add stmt field.
21007 (fold_stmt_r): Defer fold overflow warnings until we know we
21009 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
21010 (fold_stmt_inplace): Likewise.
21011 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
21012 (cleanup_control_expr_graph): Defer fold overflow warnings until
21013 we know we are going to optimize.
21014 * tree-cfg.c (fold_cond_expr_cond): Likewise.
21015 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
21017 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
21018 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
21019 * tree-ssa-loop-manip.c (create_iv): Likewise.
21020 * c-typeck.c (build_conditional_expr): Likewise.
21021 (build_binary_op): Likewise.
21022 * tree-vrp.c (vrp_expr_computes_nonzero): Call
21023 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
21024 (extract_range_from_unary_expr): Likewise.
21025 * simplify-rtx.c (simplify_const_relational_operation): Warn when
21026 assuming that signed overflow does not occur.
21027 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
21028 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
21029 (fold_defer_overflow_warnings): Declare.
21030 (fold_undefer_overflow_warnings): Declare.
21031 (fold_undefer_and_ignore_overflow_warnings): Declare.
21032 (fold_deferring_overflow_warnings_p): Declare.
21033 (tree_expr_nonzero_warnv_p): Declare.
21034 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
21035 of warning options.
21036 (Warning Options): Document -Wstrict-overflow.
21037 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
21038 (tree-ssa-ccp.o): Likewise.
21039 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
21040 (fold-const.o): Depend on intl.h.
21042 2007-02-13 Ian Lance Taylor <iant@google.com>
21044 PR middle-end/30751
21045 * lower-subreg.c (resolve_simple_move): Decompose subregs in
21048 2007-02-13 Stuart Hastings <stuart@apple.com>
21050 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
21052 2007-02-13 Richard Henderson <rth@redhat.com>
21054 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
21055 handled_component_p before looking for the indirect_ref.
21057 2007-02-13 Richard Henderson <rth@redhat.com>
21059 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
21060 remove flags clobber.
21061 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
21062 (bswaphi_lowpart): New.
21063 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
21064 remove TARGET_BSWAP test. Delete expander of the same name.
21066 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
21067 (expand_unop): Use them.
21069 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
21071 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
21072 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
21073 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
21074 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
21075 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
21076 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
21077 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
21078 assembler dialect choice from asm templates.
21080 2007-02-12 Richard Henderson <rth@redhat.com>
21082 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
21083 (fixuns_trunc<SSEMODEF>si2): Use it.
21084 * config/i386/sse.md (vec_setv4sf_0): Export.
21085 * config/i386/i386.c (ix86_build_const_vector): Export.
21086 (ix86_split_convert_uns_si_sse): Rename from
21087 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
21088 * config/i386/i386-protos.h: Update.
21090 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21093 * c-typeck.c (c_finish_return): Improve warning message.
21095 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21097 * alias.c (find_symbolic_term): Delete unused function.
21099 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
21101 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
21102 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
21103 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
21105 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21107 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
21108 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
21109 the function, temporarily point the debug interface to the null one.
21111 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
21113 * dwarf2out.c (round_up_to_align): New static function.
21114 (field_byte_offset): Use it to round the offset.
21116 2007-02-12 Richard Henderson <rth@redhat.com>
21118 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
21119 (inswl_const): Export.
21121 2007-02-12 Richard Henderson <rth@redhat.com>
21123 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
21124 result mode of the libcall, convert back to outmode.
21126 2007-02-12 Roger Sayle <roger@eyesopen.com>
21128 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
21129 (bswapdi2): New define_expand to implement 32-bit implementation.
21131 2007-02-12 Nick Clifton <nickc@redhat.com>
21133 * doc/invoke.texi (Overall Options): Document --help=.
21134 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
21135 (cc1_options): Pass --help= on to cc1.
21136 (display_help): Add description of --help=.
21137 (process_command): Add code to handle --help=. Allow translated
21138 --help and --target-help switches to be passed on to compiler
21140 (main): Remove unused if statement.
21141 * opts.c (columns): Remove.
21142 (LEFT_COLUMN): Define.
21143 (wrap_help): Add columns argument.
21144 (print_filtered_help): Change parameters to be an include bitmask,
21145 an exclude bitmask, an any bitmask and the column width. Move the
21146 code to display the params list here. Add code to display the
21147 status of options rather than their descriptions if the quiet flag
21149 (print_specific_help): Change parameters to be an include bitmask,
21150 an exclude bitmask and an any bitmask. Move code to look up the
21151 column width here. Decide upon the title for an options listing.
21152 (common_handle_options): Add code to handle --help=. Adapt code
21153 for --help and --target-help to use the revised form of the
21154 print_specific_help function.
21155 (print_help): Delete.
21156 (print_param_help): Delete.
21157 (print_switch): Delete.
21158 * opts.h (cl_lang_count): Add prototype.
21159 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
21160 CL_MAX_OPTION_CLASS): New defines.
21161 * optc-gen.awk: Add construction of cl_lang_count.
21162 * c.opt: Add Warning attribute to warning options and Optimization
21163 attribute to optimization options.
21164 * common.opt: Likewise.
21166 Add -fhelp and -ftarget-help as aliases for the transformed --help
21167 and --target-help options.
21168 * opt-functions.awk: Add code to handle Warning and Optimization
21171 2007-02-12 Richard Henderson <rth@redhat.com>
21173 * config/alpha/constraints.md: New file.
21174 * config/alpha/alpha.c: Include tm-constrs.h.
21175 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
21176 alpha_extra_constraint): Remove.
21177 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
21178 * config/alpha/alpha-protos.h: Update.
21179 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
21180 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
21181 (EXTRA_CONSTRAINT): Remove.
21182 * config/alpha/alpha.md: Include constraints.md.
21183 (adddi splitter): Use satisfies_constraint_*.
21184 * config/alpha/predicates.md (add_operand): Likewise.
21185 (sext_add_operand, addition_operation): Likewise.
21187 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
21189 PR tree-optimization/29145
21190 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
21191 in our handling of restrict qualified pointers.
21193 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21196 * doc/invoke.texi (Wunused-value): Update description.
21197 (Wextra): Delete item.
21198 * opts.c (set_Wextra): Don't use the value of Wextra to set the
21199 value of Wunused-value.
21200 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
21201 (c_finish_stmt_expr): Don't check extra_warnings.
21202 (emit_side_effect_warnings): The caller is responsible to check
21205 2007-02-11 Roger Sayle <roger@eyesopen.com>
21206 Matt Thomas <matt@3am-software.com>
21208 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
21210 2007-02-11 Roger Sayle <roger@eyesopen.com>
21212 * simplify-rtx.c (simplify_relational_operation_1): Optimize
21213 comparisons of POPCOUNT against zero.
21214 (simplify_const_relational_operation): Likewise.
21216 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21218 * doc/invoke.texi (Wextra): Delete outdated paragraph.
21220 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21222 * dwarf2out.c (root_type): Delete unused function.
21224 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21226 * genattrtab.c (contained_in_p): Delete unused function.
21227 (write_expr_attr_cache): Likewise.
21229 2007-02-11 Jan Hubicka <jh@suse.cz>
21231 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
21234 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
21236 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
21237 to add the REG_EQ* note.
21238 * see.c (see_merge_one_use_extension): Likewise.
21239 * local-alloc.c (update_equiv_regs): Likewise. Also don't
21240 turn REG_EQUAL notes into REG_EQUIV notes if the target
21241 register may have more than one set.
21242 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
21243 * gcse.c (try_replace_reg): Likewise.
21244 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
21245 * calls.c (fixup_tail_calls): Likewise. Abort if there is
21246 more than one REG_EQUIV note.
21247 * reload1.c (gen_reload): Use set_unique_reg_note.
21249 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
21251 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
21252 (ix86_builtin_conversion): New function.
21254 2007-02-06 Mark Mitchell <mark@codesourcery.com>
21257 * tree.h (DECL_REPLACEABLE_P): New macro.
21258 * except.c (set_nothrow_function_flags): Likewise.
21260 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
21261 Ira Rosen <irar@il.ibm.com>
21262 Dorit Nuzman <dorit@il.ibm.com>
21264 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
21265 * targhooks.c (default_builtin_vectorized_conversion): New.
21266 * targhooks.h (default_builtin_vectorized_function): New declaration.
21267 * target.h (struct vectorize): Add builtin_conversion field.
21268 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
21269 stmt_vec_info_type value.
21270 (vectorizable_conversion): New declaration.
21271 * tree-vect-analyze.c (vect_analyze_operations): Add
21272 vectorizable_conversion call.
21273 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
21274 * tree-vect-transform.c (vectorizable_conversion): New function.
21275 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
21276 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
21278 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
21279 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
21280 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
21281 or ALTIVEC_BUILTIN_VCFSX.
21283 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21286 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
21287 CONST_DOUBLE and operand 0 is a hard register.
21288 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
21289 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
21290 is a hard floating-point register.
21292 2007-02-10 Richard Henderson <rth@redhat.com>
21293 Jakub Jelinek <jakub@redhat.com>
21294 Alexandre Oliva <aoliva@redhat.com>
21296 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
21297 * builtin-types.def (BT_WORD): Make unsigned.
21298 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
21299 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
21300 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
21301 * c-decl.c (grokdeclarator): Don't error if !have_tls.
21302 * c-parser.c (c_parser_omp_threadprivate): Likewise.
21303 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
21305 * expr.c (emutls_var_address): New.
21306 (expand_expr_real_1): Expand emulated tls.
21307 (expand_expr_addr_expr_1): Likewise.
21308 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
21309 * output.h (emutls_finish): Declare.
21310 * toplev.c (compile_file): Call it.
21311 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
21312 address before wrapping in CONST.
21313 * varasm.c (emutls_htab, emutls_object_type): New.
21314 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
21315 (get_emutls_object_name, get_emutls_object_type): New.
21316 (get_emutls_init_templ_addr, emutls_decl): New.
21317 (emutls_common_1, emutls_finish): New.
21318 (assemble_variable): When emulating tls, swap decls; generate
21319 constructor for the emutls objects.
21320 (do_assemble_alias): When emulating tls, swap decl and target name.
21321 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
21323 * varpool.c (decide_is_variable_needed): Look at force_output.
21324 Recurse for emulated tls.
21325 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
21326 with decide_is_variable_needed.
21327 * emutls.c: New file.
21328 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
21329 tls_object for real tls.
21331 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
21333 PR rtl-optimization/29599
21334 * reload1.c (eliminate_regs_in_insn): Take the destination
21335 mode into account when computing the offset.
21337 2007-02-09 Stuart Hastings <stuart@apple.com>
21338 Richard Henderson <rth@redhat.com>
21340 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21341 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
21342 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
21343 fixuns_truncdfhi2): New.
21344 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
21345 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
21346 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
21347 (floatunssidf2): Allow nonimmediate source.
21348 * config/i386/sse.md (movdi_to_sse): New.
21349 (vec_concatv2di): Drop '*'.
21350 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
21351 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21352 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
21354 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
21355 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
21356 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
21357 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
21358 (ix86_build_signbit_mask): Fix decl of v, refactor to call
21359 ix86_build_const_vector.
21360 (x86_emit_floatuns): Rewrite.
21362 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21364 * genautomata.c (longest_path_length): Delete unused function.
21365 (struct state): Delete unused longest_path_length.
21366 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
21367 (get_free_state): Delete unused.
21369 2007-02-09 Jan Hubicka <jh@suse.cz>
21371 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
21372 * doc/invoke.texi (inline-unit-growth): Update default value.
21374 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
21375 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
21376 (rebuild_cgraph_edges): Likewise.
21377 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
21378 (dump_cgraph_node): Dump frequencies.
21379 (cgraph_clone_edge): Add frequency scales.
21380 (cgraph_clone_node): Add freuqnecy.
21381 * cgraph.h (cgraph_edge): Add freuqnecy argument.
21382 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
21383 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
21384 * tree-pass.h (TODO_rebuild_frequencies): New constant.
21385 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
21386 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
21387 (save_inline_function_body): Likewise.
21388 * ipa-inline.c: inluce rtl.h
21389 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
21390 (cgraph_edge_badness): Use frequencies.
21391 (cgraph_decide_recursive_inlining): Update clonning.
21392 (cgraph_decide_inlining_of_small_function): Dump frequency.
21393 * predict.c (estimate_bb_frequencies): Export.
21394 * predict.h (estimate_bb_frequencies): Declare.
21395 * tree-inline.c (copy_bb): Watch overflows.
21396 (expand_call_inline): Update call of cgraph_create_edge.
21397 (optimize_inline_calls): Use TODO flags to update frequnecies.
21398 * passes.h: Include predict.h
21399 (init_optimization_passes): Move profile ahead.
21400 (execute_function_todo): Handle TODO_rebuild_frequencies.
21402 2007-02-09 Roger Sayle <roger@eyesopen.com>
21404 * config/alpha/alpha.c (emit_insxl): Force the first operand of
21405 the insbl or inswl pattern into a register.
21407 2007-02-09 Roger Sayle <roger@eyesopen.com>
21409 * config/ia64/ia64.md (bswapdi2): New define_insn.
21411 2007-02-09 Richard Henderson <rth@redhat.com>
21413 * config/i386/constraints.md (Ym): New constraint.
21414 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
21415 (movdi_1_rex64): Split sse and xmm general register moves from
21416 memory move alternatives. Use conditional register constraints.
21417 (movsf_1, movdf_integer): Likewise.
21418 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
21419 (movdf_integer_rex64): New.
21420 (pushsf_rex64): Fix output constraints.
21421 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
21422 (sse2_stored): Likewise.
21423 (sse2_storeq_rex64): New.
21424 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
21425 amd and not generic.
21426 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
21427 for optimize_size. Remove SF/DFmode hack.
21429 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21431 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
21434 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
21435 Richard Sandiford <richard@codesourcery.com>
21437 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
21438 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
21439 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
21440 m68k/t-mlib to tmake_file.
21441 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
21442 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
21443 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
21444 Allow it to be cf or m68k. Set m68k_arch_family. If that
21445 variable is not empty, add t-$m68k_arch_family to tmake_file.
21446 Add t-mlibs to tmake_file.
21447 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
21448 * config/m68k/t-cf: New file.
21449 * config/m68k/t-m68k: Likewise.
21450 * config/m68k/t-mlibs: Likewise.
21451 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21452 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21453 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21454 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21455 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
21457 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
21458 (INSTALL_LIBGCC): Delete.
21459 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
21460 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21461 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21462 (M68K_MLIB_CPU): Define.
21463 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
21464 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
21465 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
21467 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
21468 Richard Guenther <rguenther@suse.de>
21470 PR middle-end/23361
21471 * fold-const.c (fold_comparison): Handle obfuscated comparisons
21472 against INT_MIN/INT_MAX.
21473 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
21474 file if a loop is removed.
21476 2007-02-09 Joseph Myers <joseph@codesourcery.com>
21478 * calls.c (store_one_arg): Pass correct alignment to
21479 emit_push_insn for non-BLKmode values.
21480 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
21481 unaligned stack slot via a suitably aligned slot.
21483 2007-02-08 DJ Delorie <dj@redhat.com>
21485 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
21487 (legal_subregs): Use unsigned char, make const.
21488 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
21490 2007-02-08 Paul Brook <paul@codesourcery.com>
21492 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
21493 special interworking needed.
21495 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
21497 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
21498 conditional to __SSE2__.
21499 (Entries below should have been added to first ChangeLog
21500 entry for amdfam10 dated 2007-02-05)
21501 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
21503 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
21505 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
21508 2007-02-08 DJ Delorie <dj@redhat.com>
21510 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
21511 * config/m32c/m32c.c (legal_subregs): New.
21512 (m32c_illegal_subreg_p): New.
21513 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
21514 unsupported subregs of hard regs.
21516 2007-02-08 Jan Hubicka <jh@suse.cz>
21518 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
21519 the same one; always update histograms.
21521 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21523 * passes.c (init_optimization_passes): Tidy comment.
21525 2007-02-08 Roger Sayle <roger@eyesopen.com>
21527 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
21528 strip zero_extend, bswap and rotates from POCOUNT's argument.
21529 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
21530 zero_extend and rotates from PARITY's argument.
21531 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
21532 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
21533 of an integer constant at compile-time.
21535 2007-02-08 Diego Novillo <dnovillo@redhat.com>
21538 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
21540 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
21543 * tree-ssa-live.c (remove_unused_locals): Do not remove
21544 TREE_ADDRESSABLE variables.
21545 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
21546 * tree-ssa-operands.c (add_virtual_operand): Remove argument
21547 FOR_CLOBBER. Update all users.
21548 If VAR has an associated alias set, add a virtual operand for
21549 it if no alias is found to conflict with the memory reference.
21551 2007-02-07 Jan Hubicka <jh@suse.cz>
21552 Robert Kidd <rkidd@crhc.uiuc.edu>
21554 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
21556 2007-02-07 Ian Lance Taylor <iant@google.com>
21558 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
21560 2007-02-07 Roger Sayle <roger@eyesopen.com>
21562 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
21563 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
21564 tablejumpdi, movsi_to_cr_one): Remove constraints from
21565 define_expand's match_operands.
21567 2007-02-07 Roger Sayle <roger@eyesopen.com>
21569 * global.c (compute_regsets): Move declatation of "i" inside of
21570 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
21572 2007-02-07 Jakub Jelinek <jakub@redhat.com>
21575 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
21576 of INDIRECT_REF <RESULT_DECL>.
21578 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
21580 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
21581 Kaz Kojima <kkojima@gcc.gnu.org>
21584 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
21586 (sh_initialize_trampoline): Add parentheses to avoid a warning.
21588 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
21590 * doc/loop.texi: Document possibility not to perform disambiguation
21591 of loops with multiple latches.
21592 * cfgloopmanip.c (alp_enum_p): Removed.
21593 (add_loop): Handle subloops. Use get_loop_body_with_size.
21594 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
21595 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
21596 the new forwarder block.
21597 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
21598 Handle the case latch is NULL.
21599 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
21600 modifications when marking loop exits.
21601 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
21603 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
21604 disambiguate_loops_with_multiple_latches.
21605 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
21606 before fix_loop_structure.
21607 * cfgloop.c: Include pointer-set.h and output.h.
21608 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
21609 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
21610 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
21611 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
21612 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
21613 disambiguate_multiple_latches, get_loop_body_with_size,
21614 disambiguate_loops_with_multiple_latches): New functions.
21615 (flow_loop_dump): Dump multiple latch edges.
21616 (flow_loop_nodes_find): Handle loops with multiple latches.
21617 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
21618 (glb_enum_p): Modified.
21619 (get_loop_body): Use get_loop_body_with_size.
21620 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
21621 (AVOID_CFG_MODIFICATIONS): New constant.
21622 (disambiguate_loops_with_multiple_latches, add_loop,
21623 get_loop_body_with_size): Declare.
21624 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
21626 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
21628 PR inline-asm/28686
21629 * global.c (compute_regsets): New function.
21630 (global_alloc): Refactored ELIMINABLE_REGSET
21631 and NO_GLOBAL_ALLOC_REGS computation out.
21632 (rest_of_handle_global_alloc): Call compute_regsets()
21633 for non-optimizing case.
21635 2007-02-06 Richard Henderson <rth@redhat.com>
21637 * config/i386/constraints.md (Y2): Rename from Y.
21638 (Yi): New constraint.
21639 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
21640 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
21641 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
21642 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
21643 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
21644 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
21645 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
21646 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
21647 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
21648 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
21649 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
21650 vec_extractv2si_1): Change Y constraints to Y2.
21651 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
21652 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
21653 Change Y constraints to Y2.
21654 (sse2_loadld): Change Y constraints to x.
21656 2007-02-06 Roger Sayle <roger@eyesopen.com>
21658 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
21659 (parity<mode>2): New define_expand using rs6000_emit_parity.
21660 * config/rs6000/rs6000.c (rs6000_emit_popcount,
21661 rs6000_emit_parity): New functions.
21662 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
21663 rs6000_emit_parity): Prototype here.
21665 2007-02-06 Ian Lance Taylor <iant@google.com>
21667 * lower-subreg.c (simple_move_operand): Reject CONST.
21668 (resolve_clobber): Call validate_change rather than directly
21669 assigning to XEXP (pat, 0).
21671 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
21673 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
21674 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
21675 (tree-cfg.o): Remove hashtab.h dependency.
21677 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
21678 (struct ivopts_data): Change niters to pointer_map_t.
21679 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
21680 (niter_for_exit): Create pointer_map on demand. Change for
21682 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
21683 (free_loop_data): Destroy data->niters if created and reset field.
21684 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
21685 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
21687 * tree-ssa-reassoc.c: Include pointer-set.h.
21688 (bb_rank): Change to long *.
21689 (operand_rank): Change to pointer_map_t.
21690 (find_operand_rank): Return long, -1 if not found. Declare as inline.
21691 (insert_operand_rank): Accept long.
21692 (operand_entry_hash, operand_entry_eq): Remove.
21693 (get_rank): Return long. Adjust for changes above.
21694 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
21696 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
21698 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
21699 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
21700 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
21702 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
21703 directly since it cannot be NULL.
21704 (get_vi_for_tree): Rewrite for pointer_map API.
21705 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
21706 (init_alias_vars): Create vi_for_tree as pointer_map.
21707 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
21709 * tree-cfg.c: Don't include hashtab.h.
21710 (edge_to_cases): Declare as pointer_map.
21711 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
21713 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
21714 (start_recording_case_labels): Create edge_to_cases as pointer_map.
21715 (end_recoding_case_labels): Cleanup edge_to_cases manually before
21717 (record_switch_edge): Delete.
21718 (get_cases_for_edge): Adjust for pointer_map API, inline
21719 record_switch_edge (rewritten for new API), remove goto.
21721 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
21723 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
21724 * tree-nested.c: Include pointer-set.h.
21725 (var_map_elt, var_map_eq, var_map_hash): Delete.
21726 (struct nesting_info): Remove GTY marker. Change the two htab_t's
21727 to pointer_map_t's.
21728 (nesting_info_bitmap_obstack): New.
21729 (lookup_field_for_decl): Adjust for pointer_map API.
21730 (lookup_tramp_for_decl): Adjust for pointer_map API.
21731 (get_nonlocal_debug_decl): Adjust for pointer_map API.
21732 (get_local_debug_decl): Adjust for pointer_map API.
21733 (convert_nl_goto_reference): Adjust for pointer_map API.
21734 (convert_nl_goto_receiver): Adjust for pointer_map API.
21735 (create_nesting_tree): Create outside GGC space. Create bitmap on
21736 the new obstack. Create field_map and var_map as pointer_maps.
21737 (free_nesting_tree): Adjust for changes to create_nesting_tree.
21739 (lower_nested_functions): Move root here, no need to NULL it.
21740 Initialize and release the obstack.
21742 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
21744 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
21745 Remove prototypes and make them non-static.
21746 (struct tree_int_map): Remove.
21747 * tree.h (struct tree_int_map): Move here, turning TO into an
21749 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
21751 * tree.h (TREE_COMPLEXITY): Remove.
21752 (struct tree_exp): Remove complexity field.
21753 * tree.c (build1_stat): Don't set it.
21755 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
21756 Victor Kaplansky <victork@il.ibm.com>
21758 * tree-vectorizer.c (vect_is_simple_use): Support induction.
21759 (vect_is_simple_reduction): Support reduction with induction as
21760 one of the operands.
21761 (vect_is_simple_iv_evolution): Fix formatting.
21762 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
21763 formatting. Don't mark induction phis for vectorization.
21764 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
21765 * tree-vect-transform.c (get_initial_def_for_induction): New function.
21766 (vect_get_vec_def_for_operand): Support induction.
21767 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
21769 (vectorizable_reduction): Support reduction with induction as one of
21771 (vectorizable_type_demotion): Use def-type of stmt argument rather
21772 than dummy def-type.
21774 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
21775 flag_tree_scev_cprop.
21776 * common.opt (tree-scev-cprop): New flag.
21778 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
21779 call to vect_get_new_vect_var.
21781 2007-02-06 Ira Rosen <irar@il.ibm.com>
21783 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
21784 vectype is not NULL.
21785 (vect_pattern_recog_1): Likewise.
21787 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21789 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
21790 (fold_negate_expr): Likewise.
21792 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
21795 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
21796 even if cv-qualification is the same.
21798 2007-02-05 Geoffrey Keating <geoffk@apple.com>
21800 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
21801 __enable_execute_stack on completion.
21803 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21805 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
21806 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
21807 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
21808 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
21809 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
21810 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
21811 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
21812 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
21814 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21816 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
21817 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
21818 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
21819 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
21820 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
21821 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
21822 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
21823 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
21824 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
21825 umuldi3_highpart_rex64, umulsi3_highpart_insn,
21826 umulsi3_highpart_zext, smuldi3_highpart_rex64,
21827 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
21828 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
21829 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
21830 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
21831 sqrtextenddfxf2_i387): Added amdfam10_decode.
21833 * config/i386/athlon.md (athlon_idirect_amdfam10,
21834 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
21835 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
21836 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
21837 athlon_ivector_store_amdfam10): New define_insn_reservation.
21838 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
21841 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21843 * config/i386/athlon.md (athlon_call_amdfam10,
21844 athlon_pop_amdfam10, athlon_lea_amdfam10): New
21845 define_insn_reservation.
21846 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
21847 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
21848 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
21850 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21852 * config/i386/athlon.md (athlon_sseld_amdfam10,
21853 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
21854 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
21856 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21858 * config/i386/athlon.md (athlon_sseins_amdfam10): New
21859 define_insn_reservation.
21860 * config/i386/i386.md (sseins): Added sseins to define_attr type
21861 and define_attr unit.
21862 * config/i386/sse.md: Set type attribute to sseins for insertq
21865 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21867 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
21868 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
21869 ssecomi_load_amdfam10, ssecomi_amdfam10,
21870 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
21871 define_insn_reservation.
21872 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
21874 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21876 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
21877 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
21878 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
21879 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
21880 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
21881 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
21882 define_insn_reservation.
21884 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
21885 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
21886 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
21887 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
21888 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
21890 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21892 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
21893 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
21894 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
21895 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
21896 athlon_ssemul_load_k8): Added amdfam10.
21898 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21900 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
21901 (x86_sse_unaligned_move_optimal): New variable.
21903 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
21905 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
21906 for unaligned vector SSE double/single precision loads for AMDFAM10.
21908 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21910 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
21911 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
21912 Define TARGET_CPU_DEFAULT_amdfam10.
21913 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
21914 (processor_type): Add PROCESSOR_AMDFAM10.
21916 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
21917 processor_type in config/i386/i386.h.
21918 Enable imul peepholes for TARGET_AMDFAM10.
21920 * config.gcc: Add support for --with-cpu option for amdfam10.
21922 * config/i386/i386.c (amdfam10_cost): New variable.
21923 (m_AMDFAM10): New macro.
21924 (m_ATHLON_K8_AMDFAM10): New macro.
21925 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
21926 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
21927 x86_promote_QImode, x86_integer_DFmode_moves,
21928 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21929 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
21930 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
21931 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
21932 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
21933 Enable/disable for amdfam10.
21934 (override_options): Add amdfam10_cost to processor_target_table.
21935 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
21936 processor_alias_table.
21937 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
21938 (ix86_adjust_cost): Add code for amdfam10.
21940 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
21942 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
21943 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
21944 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
21945 * config/i386/i386.h: Add builtin definition for SSE4A.
21946 * config/i386/i386.md: Add support for ABM instructions
21947 (popcnt and lzcnt).
21948 * config/i386/sse.md: Add support for SSE4A instructions
21949 (movntss, movntsd, extrq, insertq).
21950 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
21951 Add -march=amdfam10 flag.
21952 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
21953 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
21955 * doc/extend.texi: Add documentation for SSE4A builtins.
21957 2007-02-05 Bob Wilson <bob.wilson@acm.org>
21959 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
21961 2007-02-05 Richard Guenther <rguenther@suse.de>
21963 * tree-vectorizer.h (vectorizable_function): Add argument type
21964 argument, change return type.
21965 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
21966 * tree-vect-transform.c (vectorizable_function): Handle extra
21967 argument, return vectorized function decl.
21968 (build_vectorized_function_call): Remove.
21969 (vectorizable_call): Handle calls with result and argument types
21970 differing. Handle loop vectorization factor correctly.
21971 * targhooks.c (default_builtin_vectorized_function): Adjust for
21973 * targhooks.h (default_builtin_vectorized_function): Likewise.
21974 * target.h (builtin_vectorized_function): Add argument type
21976 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
21977 extra argument, allow vectorizing of lrintf.
21978 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
21979 documentation of target hook.
21981 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
21984 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
21985 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
21986 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
21988 2007-02-05 Roger Sayle <roger@eyesopen.com>
21990 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
21991 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
21992 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
21993 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
21994 before canonicalizing sincos to cexpi.
21995 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
21997 2007-02-05 Roger Sayle <roger@eyesopen.com>
21999 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
22000 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
22001 (alpha_init_builtins): Use alpha_add_builtins to process tables.
22003 2007-02-05 Roger Sayle <roger@eyesopen.com>
22005 * mips-tfile.c (initialize_init_file): Correct endianness test.
22007 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
22009 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
22010 the 'y' constraint.
22012 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22014 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
22015 saves in a PARALLEL before the register assignments.
22017 2007-02-05 Richard Sandiford <richard@codesourcery.com>
22019 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
22020 DWARF_FRAME_RETURN_COLUMN to be a general register.
22021 * dwarf2out.c (init_return_column_size): New function, split from...
22022 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
22023 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
22024 to be nongeneral registers.
22025 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
22027 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
22028 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
22030 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22032 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
22034 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
22036 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
22037 (remove_path): Use can_remove_branch_p and remove_branch instead
22038 of loop_delete_branch_edge.
22039 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
22040 (tree_transform_and_unroll_loop): Remove dead branches immediately.
22041 Update profile using scale_dominated_blocks_in_loop.
22042 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
22043 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
22044 (can_remove_branch_p, remove_branch): Declare.
22045 * tree-cfg.c (tree_can_remove_branch_p): New function.
22046 (tree_cfg_hooks): Add tree_can_remove_branch_p.
22047 * cfgrtl.c (rtl_can_remove_branch_p): New function.
22048 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
22050 2007-02-05 Jan Hubicka <jh@suse.cz>
22052 PR middle-end/30696
22053 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
22054 nodes in cgraph, don't remove offline copy of the function.
22056 2007-02-04 Jan Hubicka <jh@suse.cz>
22058 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
22059 vectors might cause maybe_lookup_element_for_expr to be called
22060 on non-sra-candidate.
22062 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22064 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
22065 config/bfin/bfin.md, config/bfin/predicates.md: Follow
22066 spelling conventions.
22068 2007-02-04 Richard Guenther <rguenther@suse.de>
22070 PR middle-end/30636
22071 * fold-const.c (try_move_mult_to_index): Make sure to not
22072 overflow one dimension of a multi-dimensional array access.
22074 2007-02-04 Jan Hubicka <jh@suse.cz>
22076 * passes.c (init_optimization_passes): Reindent.
22078 2007-02-04 Jan Hubicka <jh@suse.cz>
22079 Eric Botcazou <ebotcazou@adacore.com>
22081 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
22082 (execute_fixup_cfg): Break out the abnormal goto code.
22083 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
22084 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
22085 (optimize_inline_calls): Call make_nonlocal_label_edges.
22087 2007-02-04 Jan Hubicka <jh@suse.cz>
22089 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
22090 true when something was changed.
22091 (rename_ssa_copies): When something was changed, do
22092 TODO_remove_unused_locals.
22093 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22094 add TODO_remove_unused_locals when instruction was removed.
22096 2007-02-04 Jan Hubicka <jh@suse.cz>
22098 * ipa-inline.c (try_inline): Improve debug output; work on already
22100 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
22101 call try_inline for already inlined edges too when flattening;
22102 inline also functions that make callee growth but overall unit size
22105 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22107 * config/m32c/bitops.md, config/m32c/jump.md,
22108 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
22109 config/m32r/m32r.h, config/m32r/m32r.md,
22110 config/m32r/predicates.md, config/m68hc11/larith.asm,
22111 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
22112 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
22113 config/mips/mips-protos.h, config/mips/mips.c,
22114 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
22115 config/mn10300/mn10300.h, config/mn10300/predicates.md,
22116 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
22117 spelling conventions.
22119 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
22120 Follow spelling conventions.
22122 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
22124 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
22125 warn about C++0x compatibility.
22127 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
22129 * config/h8300/h8300.c, config/h8300/h8300.h,
22130 config/h8300/h8300.md: Follow spelling conventions.
22132 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
22134 PR middle-end/30667
22135 * combine.c (try_combine): Do not substitute source operand
22136 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
22138 2007-02-03 Jan Hubicka <jh@suse.cz>
22140 PR gcov-profile/30650
22141 * value-prof.c (stringop_block_profile): Fix handling of size counter;
22142 do not divide by zero for never executed counters.
22143 (tree_find_values_to_profile): Fix counters.
22144 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
22146 2007-02-03 Ian Lance Taylor <iant@google.com>
22148 * lower-subreg.c (simple_move_operand): New static function,
22149 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
22151 (simple_move): Call simple_move_operand.
22152 (find_decomposable_subregs): Add special handling of MEMs.
22153 (can_decompose_p): Rename from cannot_decompose_p. Reverse
22154 meaning of return value. If we see a hard register, test whether
22155 it can store a word_mode value. Change all callers.
22157 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22159 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
22160 ftrapv insns and expanders.
22161 (subdi3): Change define_expand operand 1 to arith11_operand, and
22162 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
22163 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
22164 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
22167 PR middle-end/30174
22168 * varasm.c (notice_global_symbol): Treat global objects as weak when
22169 flag_shlib is true.
22171 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22173 * emit-rtl.c (dconstpi): Delete.
22174 (dconstsqrt2): New.
22175 (init_emit_once): Delete dconstpi and init dconstsqrt2.
22176 * real.h (dconstpi): Delete.
22177 (dconstsqrt2): New.
22178 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
22179 (fold_builtin_hypot): Likewise.
22181 2007-02-03 Tom Tromey <tromey@redhat.com>
22184 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
22185 -gcoff3, -gxcoff3, -gvms3 implies -dD.
22187 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
22189 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
22190 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
22191 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
22192 config/rs6000/cell.md, config/rs6000/darwin.h,
22193 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
22194 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
22195 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
22196 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
22197 typos. Follow spelling conventions.
22198 * doc/invoke.texi: Follow spelling conventions.
22200 2007-02-03 Roger Sayle <roger@eyesopen.com>
22202 * simplify-rtx.c (simplify_relational_operation_1): Implement some
22203 canonicalization transformations that attempt to simplify integer
22204 constant comparisons to become comparisons against zero.
22206 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22208 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
22210 * fold-const.c (fold_binary): Fix comment typos. Fold complex
22211 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
22213 2007-02-02 Mike Stump <mrs@apple.com>
22215 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
22216 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
22217 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
22218 generate a branch island.
22220 2007-02-02 Bob Wilson <bob.wilson@acm.org>
22222 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
22223 (xtensa_legitimate_address_p): New.
22224 (xtensa_legitimize_address): New.
22225 (xtensa_output_addr_const_extra): New.
22226 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
22228 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
22229 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
22230 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
22231 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
22232 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
22233 (xtensa_legitimize_address): New.
22234 (xtensa_output_addr_const_extra): New.
22236 2007-02-02 Steve Ellcey <sje@cup.hp.com>
22238 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
22240 2007-02-02 Ian Lance Taylor <iant@google.com>
22242 * expmed.c (expand_divmod): Add comment.
22244 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
22246 * emit-rtl.c (renumber_insns): Remove.
22247 * flags.h: Remove the extern for flag_renumber_insns.
22248 * rtl.h: Remove the prototype for renumber_insns.
22249 * toplev.c (flag_renumber_insns): Remove.
22251 2007-02-02 Hui-May Chang <hm.chang@apple.com>
22253 Revert for x86 darwin:
22254 2005-06-19 Uros Bizjak <uros@kss-loka.si>
22256 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
22257 code before the following patch under TARGET_MACHO.
22258 (ix86_function_value_regno_p): Likewise.
22260 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22262 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
22265 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22268 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
22269 loads to general or fp registers. Add comments.
22270 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
22272 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
22274 * pointer-set.c (insert_aux): Only return insertion slot.
22275 (pointer_set_insert): Adjust.
22276 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
22277 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
22278 pointer_map_traverse): New.
22279 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
22280 pointer_map_create, pointer_map_destroy, pointer_map_insert,
22281 pointer_map_contains, pointer_map_traverse): Declare.
22283 2007-02-02 Jakub Jelinek <jakub@redhat.com>
22285 PR middle-end/30473
22286 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
22287 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
22289 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22291 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
22293 (struct _dep): New type.
22294 (dep_t): New typedef.
22295 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
22296 (DEP_STATUS): New access macro. The macro with the same name was
22297 renamed to DEP_LINK_STATUS.
22298 (dep_init): Declare function
22300 (struct _dep_link): New type.
22301 (dep_link_t): New typedef.
22302 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
22303 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
22304 (DEP_LINK_STATUS): New macro.
22305 (debug_dep_links): New debug function.
22307 (struct _deps_list): New type.
22308 (deps_list_t): New typedef.
22309 (DEPS_LIST_FIRST): New access macro.
22310 (FOR_EACH_DEP_LINK): New cycle macro.
22311 (create_deps_list, free_deps_list, delete_deps_list): Declare
22313 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
22314 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
22315 (copy_deps_list_change_con): Ditto.
22317 (move_dep_link): Declare function.
22319 (struct _dep_node): New type.
22320 (dep_node_t): New typedef.
22321 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
22323 (struct haifa_insn_data.back_deps): New field to hold backward
22324 dependencies of the insn.
22325 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
22327 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
22328 Change its type to deps_list_t.
22329 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
22330 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
22331 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
22333 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
22335 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
22337 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
22339 (dep_cost): Declare.
22341 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
22342 (ds_to_dk, dk_to_ds): New functions.
22344 (init_dep_1): New static function.
22345 (init_dep): New function.
22346 (copy_dep): New static function.
22348 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
22350 (detach_dep_link): New static function.
22351 (move_dep_link): New function.
22353 (dep_links_consistent_p, dump_dep_links): New static functions.
22354 (debug_dep_links): New debugging function.
22356 (deps_obstack, dl_obstack, dn_obstack): New static variables.
22358 (alloc_deps_list, init_deps_list): New static functions.
22359 (create_deps_list): New function.
22360 (clear_deps_list): New static function.
22361 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
22362 (deps_list_consistent_p, dump_deps_list): New static functions.
22363 (debug_deps_list): New function.
22364 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
22366 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
22368 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
22369 use new scheduler dependencies lists.
22370 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
22371 (sched_analyze): Ditto. Initialize dependencies lists.
22372 (add_forw_dep, compute_forward_dependences): Update to use new
22373 scheduler dependencies lists.
22375 (init_dependency_caches): Init deps_obstack.
22376 (free_dependency_caches): Free deps_obstack.
22378 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
22379 new scheduler dependencies lists.
22380 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
22381 (add_back_forw_dep, delete_back_forw_dep): Ditto.
22383 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
22384 Update to use new scheduler dependencies lists.
22385 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
22386 (debug_dependencies): Ditto.
22387 (schedule_region): Update comments.
22389 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
22390 scheduler dependencies lists.
22391 (schedule_ebb): Update comments.
22393 * rtl.def (DEPS_LIST): Remove.
22395 * lists.c (unused_deps_list): Remove.
22396 (free_list): Update assertions.
22398 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
22399 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22401 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
22402 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
22404 * haifa-sched.c (comments): Update.
22405 (insn_cost1): Remove. Inline the code into insn_cost ().
22406 (insn_cost): Update to use new scheduler dependencies lists. Move
22407 processing of the dependency cost to dep_cost ().
22408 (dep_cost): New function. Use it instead of insn_cost () when
22409 evaluating cost of the dependency. Use compatible interface to
22410 interact with the target.
22411 (priority): Update to use new scheduler dependencies lists.
22412 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
22413 with greater number of insns that depend on the insn.
22414 (schedule_insn): Update to use new scheduler dependencies lists. Add
22415 code to free backward dependencies lists. Inline and optimize code
22416 from resolve_dep () - see PR28071.
22417 (ok_for_early_queue_removal): Update to use new scheduler dependencies
22418 lists. Update call to targetm.sched.is_costly_dependence hook.
22420 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
22421 scheduler dependencies lists.
22423 (resolve_dep): Remove. Move the logic to schedule_insn ().
22424 (init_h_i_d): Initialize dependencies lists.
22426 (process_insn_depend_be_in_spec): Rename to
22427 process_insn_forw_deps_be_in_spec. Update to use new scheduler
22428 dependencies lists.
22429 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
22430 Update to use new scheduler dependencies lists.
22431 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
22433 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
22434 new scheduler dependencies lists.
22435 (build_intra_loop_deps): Ditto.
22437 * target.h (struct _dep): Declare to use in
22438 gcc_target.sched.is_costly_dependence.
22439 (struct gcc_target.sched.adjust_cost): Fix typo.
22440 (struct gcc_target.sched.is_costly_dependence): Change signature to
22441 use single dep_t parameter instead of an equivalent triad.
22442 (struct gcc_target.sched.adjust_cost_2): Remove.
22444 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
22446 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
22448 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
22450 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
22452 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
22453 (REG_DEP_TRUE): Document.
22455 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
22456 Change signature to correspond to the targetm.sched.adjust_cost hook.
22457 Update use in TARGET_SCHED_ADJUST_COST_2.
22458 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
22459 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
22460 new scheduler dependencies lists.
22461 (ia64_gen_check): Ditto.
22463 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
22464 scheduler dependencies lists.
22466 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
22467 signature to correspond to the targetm.sched.is_costly_dependence hook.
22468 (is_costly_group): Update to use new scheduler dependencies lists.
22470 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
22471 instead of INSN_COST () macro.
22473 2007-02-01 Ian Lance Taylor <iant@google.com>
22475 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
22477 2007-02-01 Guy Martin <gmsoft@gentoo.org>
22479 * pa.md (tp_load): Correct mfctl instruction syntax.
22481 2007-02-01 Geoffrey Keating <geoffk@apple.com>
22483 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
22484 altivec_padding_size calculation on AIX. Improve comment, add
22485 assert to verify that it's right.
22487 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
22490 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
22492 PR inline-asm/28686
22493 * global.c (global_alloc): Add mising initialization of
22496 2007-02-01 Roger Sayle <roger@eyesopen.com>
22498 * alias.c (init_alias_analysis): Correct whitespace.
22499 * bb-reorder.c (fix_edges_for_rarely_executed_code,
22500 partition_hot_cold_basic_blocks): Likewise.
22501 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
22502 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
22503 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
22504 fold_builtin_snprintf_chk, fold_builtin_printf,
22505 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
22506 do_mpfr_arg3, do_mpfr_sincos): Likewise.
22507 * cfgcleanup.c (cleanup_cfg): Likewise.
22508 * cfgexpand.c (tree_expand_cfg): Likewise.
22509 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
22510 * function.c (get_next_funcdef_no): Likewise.
22511 * gengtype.c (main): Likewise.
22512 * genmodes.c (main): Likewise.
22513 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
22514 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
22515 * ifcvt.c (noce_emit_move_insn): Likewise.
22516 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
22518 * stor-layout.c (get_best_mode): Likewise.
22519 * tree-ssa-loop-niter.c (get_val_for): Likewise.
22520 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
22521 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
22522 perform_var_substitution, solve_graph): Likewise.
22523 * tree-vrp.c (vrp_finalize): Likewise.
22525 2007-02-01 Ian Lance Taylor <iant@google.com>
22527 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
22528 high part of a paradoxical subreg, return a constant zero.
22530 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
22532 * toplev.c (lang_dependent_init): Call init_set_costs.
22533 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
22535 2007-02-01 Richard Guenther <rguenther@suse.de>
22537 PR middle-end/30656
22538 * fold-const.c (fold_negate_expr): Allow negating a
22539 constant if overflow does not change.
22541 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22543 * doc/c-tree.texi (Expression trees): Improve markup.
22544 * doc/tm.texi (Register Classes, Addressing Modes)
22545 (Floating Point): Fix spacing after abbreviations. Fix some
22548 2007-02-01 Ben Elliston <bje@au.ibm.com>
22550 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
22551 * doc/contrib.texi: Likewise.
22552 * doc/install.texi: Likewise.
22554 2007-01-31 Richard Henderson <rth@redhat.com>
22555 Ian Lance Taylor <iant@google.com>
22557 * lower-subreg.c: New file.
22558 * rtl.def (CONCATN): Define.
22559 * passes.c (init_optimization_passes): Add pass_lower_subreg and
22560 pass_lower_subreg2.
22561 * emit-rtl.c (update_reg_offset): New static function, broken out
22562 of gen_rtx_REG_offset.
22563 (gen_rtx_REG_offset): Call update_reg_offset.
22564 (gen_reg_rtx_offset): New function.
22565 * regclass.c: Revert patch of 2006-03-05, restoring
22567 (clear_reg_info_regno): New function.
22568 * dwarf2out.c (concatn_loc_descriptor): New static function.
22569 (loc_descriptor): Handle CONCATN.
22570 * common.opt (fsplit_wide_types): New option.
22571 * opts.c (decode_options): Set flag_split_wide_types when
22573 * timevar.def (TV_LOWER_SUBREG): Define.
22574 * rtl.h (gen_reg_rtx_offset): Declare.
22575 (reg_scan_update): Declare.
22576 * regs.h (clear_reg_info_regno): Declare.
22577 * tree-pass.h (pass_lower_subreg): Declare.
22578 (pass_lower_subreg2): Declare.
22579 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
22580 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
22581 -fsplit-wide-types.
22582 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
22583 * Makefile.in (OBJS-common): Add lower-subreg.o.
22584 (lower-subreg.o): New target.
22586 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22588 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
22590 2007-01-31 Anatoly Sokolov <aesok@post.ru>
22593 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
22595 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22597 PR middle-end/29335
22598 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
22600 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
22602 * cfgloop.h: Include vec-prim.h.
22603 (enum li_flags): Remove LI_ONLY_OLD.
22604 (loop_iterator): Changed.
22605 (fel_next, fel_init): Iterate over loop tree.
22606 (FOR_EACH_LOOP_BREAK): New macro.
22607 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
22609 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
22610 * modulo-sched.c (sms_schedule): Ditto.
22611 * tree-vectorizer.c (vectorize_loops): Ditto.
22612 * doc/loop.texi: Update information on loop numbering and behavior of
22613 FOR_EACH_LOOP wrto new loops.
22614 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
22615 add_to_evolution_1): Test nestedness of loops instead of comparing
22617 * tree-chrec.c (chrec_fold_plus_poly_poly,
22618 chrec_fold_multiply_poly_poly, chrec_evaluate,
22619 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
22620 reset_evolution_in_loop): Ditto.
22621 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
22623 2007-01-31 Dirk Mueller <dmueller@suse.de>
22625 * c-common.c (warn_about_parentheses): Separate warning about
22626 un-parenthized sequence of comparison operators from the one
22627 which is supposed to warn about x <= y <= z.
22629 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
22631 * optabs.h (enum optab_index): Add new OTI_isinf.
22632 (isinf_optab): Define corresponding macro.
22633 * optabs.c (init_optabs): Initialize isinf_optab.
22634 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
22636 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
22637 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
22639 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
22640 expand_builtin_interclass_mathfn.
22641 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
22642 * config/i386/i386.md (UNSPEC_FXAM): New constant.
22643 (fxam<mode>2_i387): New insn pattern.
22644 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
22645 built-in functions as x87 inline asm.
22647 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22649 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
22651 2007-01-30 Eric Christopher <echristo@apple.com>
22653 * config.gcc: Add geode.
22655 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
22657 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
22658 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
22659 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
22660 value-prof.c: Fix comment typos.
22662 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22665 * doc/invoke.texi (Wpointer-arith): Document warning.
22667 2007-01-30 Janis Johnson <janis187@us.ibm.com>
22669 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
22670 the list of discrepancies from the draft TR.
22672 2007-01-30 Dirk Mueller <dmueller@suse.de>
22675 * doc/invoke.texi (-Wreturn-type): Update description to
22676 match new behavior.
22678 2007-01-30 Richard Sandiford <richard@codesourcery.com>
22680 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
22682 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
22684 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
22685 to handle optabs that operate on floating point input argument and
22686 output to integer output.
22687 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
22688 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
22689 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
22690 expand_builtin_interclass_mathfn ().
22691 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
22692 (ilogbsi2): Remove.
22693 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
22694 ilogbl built-in functions as x87 intrinsics.
22696 2007-01-30 Richard Guenther <rguenther@suse.de>
22698 PR middle-end/27657
22699 * dwarf2out.c (reference_to_unused): Query varpool if the
22700 variable was output.
22702 2007-01-30 Richard Guenther <rguenther@suse.de>
22704 PR middle-end/30313
22705 * passes.c (execute_one_pass): Reset in_gimple_form to not
22706 confuse non-unit-at-a-time mode.
22708 2007-01-29 Roger Sayle <roger@eyesopen.com>
22709 Richard Guenther <rguenther@suse.de>
22711 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
22712 avoid undefined behaviour on overflow. Use force_fit_type_double
22713 to construct the constant with the specified TREE_OVERFLOW.
22715 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22717 * config/dfp-bit.c: Add parameterized support for fp exceptions.
22718 * config/dfp-bit.h: Ditto.
22720 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22722 * c-decl.c (pop_scope): Replace warnings with call to
22723 warn_for_unused_label.
22724 * c-common.h (warn_for_unused_label): Declare.
22725 * c-common.c (warn_for_unused_label): Define.
22727 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22729 * tree-optimize.c (update_inlined_to_pointers): Delete unused
22732 2007-01-29 Janis Johnson <janis187@us.ibm.com>
22734 * Makefile.in (USER_H): Remove decfloat.h.
22735 * ginclude/decfloat.h: Delete, moving contents to ...
22736 * ginclude/float.h: Add support for decimal floating point,
22737 guarded by __STDC_WANT_DEC_FP__.
22739 2007-01-29 Mike Stump <mrs@apple.com>
22741 * doc/gccint.texi (Top): Rename Loop Representation to Loop
22742 Analysis and Representation to resolve case insensitive conflict.
22743 * doc/loop.texi (Loop Analysis and Representation): Likewise.
22745 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
22747 * tree.h (struct tree_memory_tag): Add aliases member.
22748 (MTAG_ALIASES): New macro.
22749 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
22750 (add_may_alias): Remove pointer-set. Update for may_aliases being
22752 (mark_aliases_call_clobbered): Update for may_aliases being a
22754 (compute_tag_properties): Ditto.
22755 (create_partition_for): Ditto.
22756 (compute_memory_partitions): Ditto.
22757 (dump_may_aliases_for): Ditto.
22758 (is_aliased_with): Ditto.
22759 (add_may_alias_for_new_tag): Ditto.
22760 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
22761 (compute_is_aliased): New function.
22762 (compute_may_aliases): Call compute_is_aliased).
22763 (init_alias_info): Initialize alias_bitmap_obstack.
22764 (union_alias_set_into): New function.
22765 (compute_flow_sensitive_aliasing): Use union_aliases_into.
22766 (have_common_aliases_p): Rewrite to take two bitmaps and use
22768 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
22769 Update for bitmaps.
22770 (finalize_ref_all_pointers): Update for add_may_alias changes.
22771 (new_type_alias): Ditto.
22772 * tree-flow-inline.h (may_aliases): Return a bitmap.
22773 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
22774 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
22775 may_aliases being a bitmap.
22776 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
22777 may_aliases now returns a bitmap.
22778 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
22780 * tree-ssa-operands.c (add_virtual_operand): Update for
22781 may_aliases being a bitmap.
22783 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
22785 PR tree-optimization/30630
22786 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
22787 variable as changed.
22789 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
22792 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
22793 expanded only once even if an error occurs.
22795 2007-01-29 Ben Elliston <bje@au.ibm.com>
22797 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
22798 (__gcov_average_profiler): Likewise.
22799 (__gcov_ior_profiler): Likewise.
22800 (__gcov_merge_ior): Likewise.
22802 2007-01-28 Jan Hubicka <jh@suse.cz>
22804 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
22805 * value-prof.c (stringop_block_profile): Likewise.
22807 2007-01-28 Jan Hubicka <jh@suse.cz>
22809 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
22810 Add variant handling histograms; add wrapper.
22811 (clear_storage_via_libcall): Export.
22812 (emit_block_move_hints): Break out from ...; add histograms.
22813 (emit_block_move): ... this one.
22814 (clear_storage_hints): Break out from ...; add histograms.
22815 (clear_storage): ... this one.
22816 (set_storage_via_memset): Handle histogram.
22817 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
22818 (clear_storage_hints, clear_storage_via_libcall): Declare.
22819 (set_storage_via_setmem): Update prototype.
22820 * doc/md.texi (movmem, setmem): Document new arguments.
22822 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
22823 Add new histograms.
22824 (stringop_block_profile): New global function.
22825 (tree_stringops_values_to_profile): Profile block size and alignment.
22826 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
22828 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
22829 (stringop_block_profile): Declare.
22830 * builtins.c: Include value-prof.h.
22831 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
22832 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
22833 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
22834 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
22835 * profile.c (instrument_values): Add new counters.
22836 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
22838 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
22839 (tree_init_edge_profiler): Build new profilers.
22840 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
22841 (pass_tree_profile): Add dump.
22842 (tree_profile_hooks): Update.
22843 * Makefile.in (LIBGCOV): Add new constants.
22844 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
22845 __gcov_ior_profiler): New.
22846 * i386.md (movmem/setmem expanders): Add new optional arguments.
22848 2007-01-28 David Edelsohn <edelsohn@gnu.org>
22850 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
22852 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22854 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
22855 (tree_unswitch_single_loop): Pass eni_size_weights to
22856 tree_num_loop_insns.
22857 * tree-ssa-loop-manip.c: Include tree-inline.h.
22858 (can_unroll_loop_p): Pass eni_size_weights to
22859 tree_num_loop_insns.
22860 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
22861 Pass eni_size_weights to estimate_num_insns.
22862 * tree.h (init_inline_once): Export.
22863 * toplev.c (backend_init): Call init_inline_once.
22864 * cgraphunit.c (cgraph_process_new_functions,
22865 cgraph_analyze_function): Pass eni_inlining_weights to
22866 estimate_num_insns.
22867 * ipa-inline.c (compute_inline_parameters): Ditto.
22868 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
22869 to estimate_num_insns.
22870 (try_unroll_loop_completely): Pass eni_size_weights to
22871 tree_num_loop_insns.
22872 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
22873 ot estimate_num_insns.
22874 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
22875 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
22876 * tree-inline.c (eni_inlining_weights, eni_size_weights,
22877 eni_time_weights): New variables.
22878 (init_inline_once): Initialize them.
22879 (struct eni_data): Mew.
22880 (estimate_num_insns_1, estimate_num_insns): Use weights.
22881 * tree-inline.h (struct eni_weights_d): New.
22882 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
22883 (estimate_num_insns): Declaration changed.
22884 * cfgloop.h (tree_num_loop_insns): Declaration changed.
22885 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
22886 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
22888 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
22890 * tree-data-ref.c (conflict_fn): Assert that the number of affine
22891 relations in the conflict function is valid.
22893 2007-01-27 Ian Lance Taylor <iant@google.com>
22895 * common.opt: Add fstrict-overflow.
22896 * opts.c (decode_options): Set flag_strict_overflow if -O2.
22897 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
22898 (TYPE_OVERFLOW_UNDEFINED): Define.
22899 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
22901 * tree.h (TYPE_TRAP_SIGNED): Don't define.
22902 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
22903 (fold_negate_expr): Likewise.
22904 (make_range): Likewise.
22905 (extract_muldiv_1): Likewise.
22906 (maybe_canonicalize_comparison): Likewise.
22907 (fold_comparison): Likewise.
22908 (fold_binary): Likewise.
22909 (tree_expr_nonnegative_p): Likewise.
22910 (tree_expr_nonzero_p): Likewise.
22911 * tree-vrp.c (compare_values): Likewise.
22912 (extract_range_from_binary_expr): Likewise.
22913 (extract_range_from_unary_expr): Likewise.
22914 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
22916 (nowrap_type_p): Likewise.
22917 * tree-scalar-evolution.c (simple_iv): Likewise.
22918 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
22919 (build_range_check): Likewise.
22920 (extract_muldiv_1): Likewise.
22921 (fold_comparison): Likewise.
22922 * tree-vrp.c (vrp_int_const_binop): Likewise.
22923 (extract_range_from_unary_expr): Likewise.
22924 * convert.c (convert_to_integer): Likewise.
22925 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
22926 (fold_comparison): Likewise.
22927 (fold_binary): Likewise.
22928 * optabs.c (optab_for_tree_code): Likewise.
22929 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
22930 * simplify-rtx.c (simplify_const_relational_operation): Check
22931 flag_strict_overflow and flag_trapv.
22932 (simplify_const_relational_operation): Likewise.
22933 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
22934 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
22937 2007-01-27 Roger Sayle <roger@eyesopen.com>
22939 * tree.c (tree_fold_gcd): Delete.
22940 * tree.h (tree_fold_gcd): Remove prototype.
22941 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
22942 test whether one constant integer is a multiple of another. Instead
22943 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
22944 * fold-const.c (multiple_of_p): We've determined both TOP and
22945 BOTTOM are integer constants so we can call int_const_binop directly
22946 instead of the more generic const_binop.
22948 2007-01-27 Roger Sayle <roger@eyesopen.com>
22950 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
22951 1*X check that the constant hasn't overflowed, to preserve the
22953 (round_up): Provide an efficient implementation when rouding-up an
22954 INTEGER_CST to a power-of-two.
22956 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22958 * doc/sourcebuild.texi: Add comma for clarity.
22959 * doc/extend.texi: Fix some typos.
22960 * doc/passes.texi: Likewise.
22961 * doc/cppinternals.texi: Likewise.
22962 * doc/c-tree.texi: Likewise.
22963 * doc/tree-ssa.texi: Likewise.
22964 * doc/install.texi: Likewise.
22966 2007-01-27 Jan Hubicka <jh@suse.cz>
22968 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
22969 (pass_sra): Do not require alias information.
22970 * passes.c (init_optimization_passes): Add SRA
22972 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
22974 * tracer.c (rest_of_handle_tracer): We already cleaned
22975 up the CFG in tracer() so don't do it here again.
22976 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
22977 cleanup_cfg here, either. And don't call renumber_insns.
22979 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
22980 and BB_HEAD are in the insn stream here. Instead make sure
22981 that BB_INSN is valid on all insns. Also, do check here that
22982 there are no pending branch predictions...
22983 (rtl_verify_flow_info): ...instead of doing it here. Checks
22984 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
22987 2007-01-26 Roger Sayle <roger@eyesopen.com>
22989 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
22990 function to simplify/factorize operand order canonicalization.
22991 (ix86_fixup_binary_operands): Reorganize using the above function.
22992 (ix86_binary_operator_ok): Likewise.
22994 2007-01-27 Jakub Jelinek <jakub@redhat.com>
22996 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
22997 file scope from optimize_attrs.
22998 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
23000 (optimize_attrs): Clear insn_code_values after freeing it.
23002 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23004 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
23005 a parts.base assignment.
23007 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
23009 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
23010 (compute_subscript_distance, initialize_data_dependence_relation,
23011 finalize_ddr_dependent, analyze_ziv_subscript,
23012 analyze_siv_subscript_cst_affine,
23013 compute_overlap_steps_for_affine_univar,
23014 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
23015 analyze_siv_subscript, analyze_miv_subscript,
23016 analyze_overlapping_iterations, subscript_dependence_tester_1,
23017 compute_self_dependence, free_dependence_relation): Work
23018 with affine_fn instead of chrecs.
23019 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
23020 common_affine_function, affine_function_base,
23021 affine_function_constant_p, affine_fn_op, affine_fn_plus,
23022 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
23023 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
23024 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
23025 (all_chrecs_equal_p): Removed.
23026 * tree-data-ref.h (affine_fn, conflict_function): New types.
23027 (struct subscript): Change type of conflicting_iterations_in_a
23028 and conflicting_iterations_in_b.
23030 2007-01-26 Steve Ellcey <sje@cup.hp.com>
23033 * config/pa/pa.h (TARGET_HPUX_11): New.
23034 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
23035 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
23037 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
23038 Richard Guenther <rguenther@suse.de>
23040 * tree-ssa-structalias.c (solve_graph): Handle case
23041 we merged the variable to another.
23043 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23045 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
23048 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
23049 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
23051 2007-01-25 DJ Delorie <dj@redhat.com>
23053 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
23054 allow changes to modes which don't fit in those registers.
23056 * reload1.c (choose_reload_regs): Check for invalid subregs before
23057 computing their locations, not after.
23059 2007-01-25 Geoffrey Keating <geoffk@apple.com>
23062 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
23063 save Altivec registers in an eh_return function.
23064 (compute_vrsave_mask): Likewise.
23065 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
23066 for saving Altivec registers.
23067 (rs6000_emit_prologue): Don't allocate stack twice in
23068 eh_return function. Correct expected value of altivec_save_offset
23069 when using save_world. Describe save of R0 to stack when using
23070 save_world. Describe stack pointer adjustment when using
23071 save_world. Remove duplicated eh_return parameter register saving.
23072 Update sp_offset variable after save_world.
23073 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
23075 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
23076 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
23079 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23081 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
23083 2007-01-25 Steve Ellcey <sje@cup.hp.com>
23086 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
23087 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
23089 2007-01-25 Richard Guenther <rguenther@suse.de>
23091 * doc/invoke.texi (-Wcoverage-mismatch): Document.
23092 * common.opt (-Wcoverage-mismatch): New warning option.
23093 * coverage.c (get_coverage_counts): Ignore coverage mismatch
23094 if -Wcoverage-mismatch is given.
23096 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
23098 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
23099 (ipcp_driver): Change to static definition.
23100 Add dumping of the ifunctions.
23101 (constant_val_insert): Remove unused parameter. Support for SSA.
23102 (ipcp_propagate_const): Support for SSA.
23103 (ipcp_profile_bb_print): Print only analyzed nodes.
23104 (ipcp_replace_map_create): Remove support for Fortran constant
23106 * ipa-prop.c (ipa_method_modify_stmt,
23107 ipa_callsite_compute_param): Support for SSA.
23108 * ipa-prop.h (ipcp_driver): Remove declaration.
23109 (IS_VALID_TREE_MAP_INDEX): Add define.
23111 2007-01-24 Geoffrey Keating <geoffk@apple.com>
23113 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
23115 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23117 PR middle-end/30447
23118 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
23119 constant argument to cabs and do it without checking for
23120 -funsafe-math-optimizations.
23122 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
23124 * c-common.h (RID_FIRST_CXX0X): New.
23125 (RID_LAST_CXX0X): New.
23126 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
23128 * c.opt (Wc++0x-compat): New.
23129 * doc/invoke.texi (-Wc++0x-compat): Document.
23131 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23133 * builtins.c (fold_builtin_carg): New.
23134 (fold_builtin_1): Use it.
23136 2007-01-24 Jan Hubicka <jh@suse.cz>
23138 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
23140 * ipa-inline.c (initial_insns, max_insns): Delete.
23141 (compute_max_insns): New function.
23142 (cgraph_decide_inlining_of_small_function): Use it; take minimal
23143 amount of insns as base for code growth.
23144 (cgraph_decide_inlining): Make initial_insns local; do not compute
23146 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
23147 * doc/invoke.texi (inline-unit-growth): Update docs.
23149 2007-01-24 Jakub Jelinek <jakub@redhat.com>
23151 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
23152 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
23153 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
23154 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
23155 for CPUs that have PTA_CX16 set.
23157 PR middle-end/27416
23158 * gimplify.c (omp_check_private): New function.
23159 (gimplify_scan_omp_clauses): Use it for
23160 firstprivate/lastprivate/reduction.
23162 PR middle-end/30494
23163 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
23164 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
23166 PR middle-end/30421
23167 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
23168 If lower_lastprivate_clauses emits some statements, append them
23169 to dlist rather than body_p and to body_p append an initializer.
23170 (lower_omp_for): Adjust caller.
23172 2007-01-24 Steve Ellcey <sje@cup.hp.com>
23174 * target.h (globalize_decl_name): New.
23175 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23176 * output.h (default_globalize_decl_name): New.
23177 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
23179 (globalize_decl): Ditto.
23180 (default_globalize_decl_name): New.
23181 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
23182 (ia64_handle_version_id_attribute): New.
23183 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
23184 (ia64_asm_output_external): Use globalize_decl_name instead
23185 of globalize_label.
23186 * doc/extend.texi (version_id): New pragma.
23187 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
23189 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23191 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
23192 _uleb128_t and _Unwind_SWord with _sleb128_t.
23193 * unwind-dw2.c (extract_cie_info, execute_stack_op,
23194 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
23196 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
23197 * unwind-pe.h (read_uleb128, read_sleb128,
23198 read_encoded_value_with_base): Likewise.
23199 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
23201 2007-01-24 Richard Guenther <rguenther@suse.de>
23203 * builtins.c (expand_builtin_cexpi): Get the fndecl
23204 for cexp in the correct way.
23206 2007-01-24 Jan Hubicka <jh@suse.cz>
23208 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
23211 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23213 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
23214 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
23215 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
23216 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
23217 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
23218 __SIZEOF_PTRDIFF_T__.
23219 * doc/cpp.texi: Documentation for the new builtin macros added.
23221 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
23223 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
23224 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
23225 instead of operands[2] to avoid access past the end of array.
23227 2007-01-24 Richard Sandiford <richard@codesourcery.com>
23229 * reload1.c (emit_reload_insns): Pass the reload register
23230 for a non-spill output reload through forget_old_reloads_1.
23232 2007-01-23 Joseph Myers <joseph@codesourcery.com>
23234 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23235 _SOFT_DOUBLE if doubles use software floating-point.
23236 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
23237 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23238 * config/rs6000/darwin-ldouble.c: Also compile functions for
23239 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
23240 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
23241 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
23242 commented-out long double override.
23243 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
23244 * config/rs6000/eabispe.h: Likewise.
23245 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
23246 long double for non-SPE.
23247 (rs6000_handle_option): Likewise.
23248 (invalid_e500_subreg): Disallow more subregs involding DImode,
23249 DFmode, TImode or TFmode.
23250 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
23252 (legitimate_lo_sum_address_p): Also check for TFmode for E500
23254 (rs6000_legitimize_address): Also handle TFmode for E500 double.
23255 (rs6000_legitimize_reload_address): Also handle TFmode for E500
23257 (rs6000_legitimate_address): Also check for TFmode for E500
23259 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
23260 (spe_build_register_parallel): Handle TFmode and TCmode.
23261 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
23263 (function_arg): Handle TFmode and TCmode for E500 double.
23264 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
23266 (print_operand): Handle TFmode and TImode for %y.
23267 (rs6000_generate_compare): Handle TFmode comparisons for E500
23269 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
23270 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
23271 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
23272 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
23273 TFmode for E500 double.
23274 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
23275 (floatsidf2): Enable for E500 double.
23276 (movtf_softfloat): Use rs6000_nonimmediate_operand.
23277 (extenddftf2): Change to extenddftf2_fprs.
23278 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
23279 depending on TARGET_E500_DOUBLE.
23280 (extendsftf2): Enable for E500 double.
23281 (trunctfdf2): Enable for E500 double.
23282 (trunctfsf2): Change to trunctfsf2_fprs.
23283 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
23284 depending on TARGET_E500_DOUBLE.
23285 (floatsitf2): Enable for E500 double.
23286 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
23287 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
23288 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
23289 (negtf2): Change to negtf2_internal.
23290 (negtf2): New expander.
23291 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
23292 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
23293 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
23294 (movdi_internal32): Use rs6000_nonimmediate_operand.
23295 (unnamed splitter): Likewise.
23296 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
23297 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
23298 (SPE64TF, DITI): New mode macros.
23299 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
23302 (frob_<mode>_di_2): New.
23303 (frob_tf_di_8_2): New.
23304 (frob_di_df): Change to frob_di_<mode>; allow more modes.
23306 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
23308 (frob_ti_<mode>_8_2): New.
23309 (frob_ti_tf_2): New.
23310 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
23311 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
23313 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
23314 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
23315 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
23316 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
23317 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
23318 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
23321 2007-01-23 Ian Lance Taylor <iant@google.com>
23323 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
23325 (OBJS-archive): Reformat, alphabetize.
23326 (OBJS): Change out_object_file to OBJS-md.
23328 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
23330 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
23331 JUMP_P and CALL_P predicates where applicable.
23332 * config/i386/i386.c: Ditto.
23333 * config/i386/i386.md: Ditto.
23334 * config/i386/mmx.md: Ditto.
23335 * config/i386/predicates.md: Ditto.
23337 2007-01-22 Andreas Schwab <schwab@suse.de>
23339 * config/m68k/m68k.h: Fix comment.
23341 2007-01-22 Jan Hubicka <jh@suse.cz>
23343 * passes.c (init_optimization_passes): Do not rerun
23344 pass_early_warn_uninitialized.
23346 2007-01-22 Richard Guenther <rguenther@suse.de>
23348 PR tree-optimization/30038
23349 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
23351 (execute_cse_sincos_1): Likewise.
23352 (execute_cse_sincos): Likewise.
23353 (gate_cse_sincos): Likewise.
23354 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
23355 the cexpi() canonicalization of sincos().
23356 * tree-pass.h (pass_cse_sincos): Declare.
23357 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
23359 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
23361 PR rtl-optimization/29329
23362 * combine.c (replaced_rhs_insn): Rename to i2mod.
23363 (replaced_rhs_value): Rename to i2mod_new_rhs.
23364 (i2mod_old_rhs): New global variable.
23365 (combine_instructions): Adjust for above change. Save a copy of
23366 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
23367 note are substituted in the second instruction.
23368 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
23369 ditch the note if it pertains to the second eliminated register
23370 and this register is mentioned in i2mod_old_rhs.
23373 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
23375 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
23376 the insn to which the note was originally attached.
23378 2007-01-21 Jan Hubicka <jh@suse.cz>
23380 * ipa-inline.c (inlining_mode): Comment, move up.
23381 (cgraph_decide_inlining_incrementally): Do not perform inlining
23382 itself; fix handling of flattening of self recursive functions.
23383 (cgraph_find_cycles): Remove.
23384 (cgraph_flatten_node): Remove.
23385 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
23386 (try_inline): New function.
23387 (cgraph_early_inlining): Update call of
23388 cgraph_decide_inlining_incrementally. Apply inlining here.
23389 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
23391 2007-01-21 Dirk Mueller <dmueller@suse.de>
23394 * tree-vrp.c (check_array_bounds): do not warn
23395 about ADDR_EXPR's of ARRAY_REF's which are immediately
23396 used in binary expressions.
23398 2007-01-21 Ira Rosen <irar@il.ibm.com>
23400 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
23401 read_write_dep and macros for its access.
23402 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
23403 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
23404 argument, call vect_check_interleaving for every independent pair of
23405 data-refs. Mark loads that access the same memory location as a store
23407 (vect_check_dependences): Remove.
23408 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
23409 call, fix the call to vect_analyze_data_ref_dependence.
23410 (vect_analyze_data_ref_access): For statements that access the same
23411 data-ref, check that they are not stores; for loads, check that there
23412 is no store that access the same location.
23414 2007-01-20 Roger Sayle <roger@eyesopen.com>
23415 Joseph Myers <joseph@codesourcery.com>
23417 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
23418 (-fdump-rtl-stack): Likewise.
23419 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
23420 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
23421 (-mpt-fixed): Use @minus{} for minus sign.
23422 (Using Precompiled Headers): Fix under/overfull hbox.
23424 2007-01-20 Jan Hubicka <jh@suse.cz>
23426 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
23427 place within annotation.
23429 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23431 * pa.c (output_move_double): Change array size of xoperands to 4.
23433 2007-01-20 Jan Hubicka <jh@suse.cz>
23435 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
23438 2007-01-19 Ian Lance Taylor <iant@google.com>
23440 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
23441 constant to unsigned HOST_WIDE_INT before negating.
23443 2007-01-19 Ian Lance Taylor <iant@google.com>
23445 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
23447 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
23448 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23449 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
23450 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
23451 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
23452 (realloc_vdef, realloc_vuse): Change second parameter to
23454 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
23455 fields to unsigned.
23456 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
23457 unsigned. Change x and lim locals to unsigned.
23458 (realloc_vdef, realloc_vuse): Change num_elem parameter to
23460 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
23461 (copy_virtual_operands): Change i and n locals to unsigned.
23463 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23465 PR middle-end/29335
23466 * builtins.c (fold_builtin_1): Handle builtin fdim.
23468 2007-01-20 Jan Hubicka <jh@suse.cz>
23470 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
23471 * tree-ssa-structalias.c (compute_points_to_sets): Do call
23472 init_alias_heapvars.
23473 (init_alias_heapvars): Initialize only when not already initialized.
23474 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
23476 2007-01-19 Roger Sayle <roger@eyesopen.com>
23478 * common.opt (fsigned-zeros): New command line option.
23479 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
23480 of flag_unsafe_math_optimizations.
23481 * opts.c (set_fast_math_flags): The -ffast-math command line option
23482 implies -fno-signed-zeros.
23483 (fast_math_flags_set_p): Likewise.
23485 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
23486 the documentation of -ffast-math appropriately. Wrap long lines.
23488 2007-01-19 Steve Ellcey <sje@cup.hp.com>
23490 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
23491 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
23493 2007-01-19 Tomas Bily <tbily@suse.cz>
23495 * cgraphunit.c (cgraph_finalize_function): Updating of pid
23497 (tree_init_ic_make_global_vars): New function
23498 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
23499 (tree_gen_ic_profiler): New function
23500 (tree_gen_ic_func_profiler): New function
23501 (tree_profiling): Added calling of tree_gen_ic_func_profiler
23502 (tree_profile_hooks): Added hook for indirec/virtual calls
23503 * value-prof.c (tree_find_values_to_profile): New case for
23505 (tree_values_to_profile): Call for determining indirect/virtual
23507 (tree_indirect_call_to_profile): New function
23508 (tree_ic_transform): New function
23509 (tree_ic): New function
23510 (find_func_by_pid): New function
23511 (init_pid_map): New function
23512 (tree_value_profile_transformations): Added check for
23513 indirect/virtual call transformation
23514 * value-prof.h (enum hist_type): New counter type for
23515 indirect/virtual calls
23516 (profile_hooks): Added new hook for profiling indirect/virtual
23518 * profile.c (instrument_values): New case for indirect/virtual
23520 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
23521 (GCOV_COUNTER_V_INDIR): New counter type
23522 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
23523 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
23525 * cgraph.c: Definition of cgraph_max_pid
23526 (cgraph_create_node): Default init of pid attribute
23527 * cgraph.h: Declaration of cgraph_max_pid
23528 (struct cgraph_node): Added pid attribute
23529 * libgcov.c (__gcov_indirect_call_profiler): New function
23530 (__gcov_one_value_profiler_body): New function
23531 (__gcov_one_value_profiler): Body was moved to
23532 __gcov_one_value_profiler_body and calls it
23534 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
23536 * doc/gty.texi (Options): Document the mark_hook option to GTY.
23537 * gengtype.c (write_types_data, write_func_for_structure,
23538 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
23539 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
23540 (walk_type, write_func_for_structure): Generate the mark_hook if
23543 2007-01-19 Jan Hubicka <jh@suse.cz>
23545 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
23546 'early' argument take inlining mode argument specifying whether to
23547 inline for size/speeed or all functions; add support for flattening;
23549 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
23551 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23554 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
23555 the name of the declared identifier.
23557 2007-01-19 Dirk Mueller <dmueller@suse.de>
23559 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
23560 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
23561 duplicate evaluation.
23563 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
23565 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
23566 Macroize expander using X87MODEF12 mode macro. Extend operand 1
23567 to XFMode, use acosxf2 and truncate result to requested mode.
23568 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23569 (asin<mode>2): Similarly, with asin expanders.
23570 (*fscalexf4_i387): Rename from *fscalexf4.
23571 (expNcorexf3): New expander.
23572 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
23573 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
23574 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
23575 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
23576 patterns for SSE math.
23577 (exp10<mode>2): Similarly, with exp10 expanders.
23578 (exp2<mode>2): Similarly, with exp2 expanders.
23579 (expm1<mode>2): Similarly, with expm1 expanders.
23580 (ldexp<mode>3): Similarly, with ldexp expanders.
23581 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
23582 Use gen_truncxf<mode>2_i387_noop to truncate result.
23584 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23586 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
23587 for ColdFire targets.
23589 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
23590 Richard Sandiford <richard@codesourcery.com>
23592 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
23593 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
23594 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
23595 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
23596 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
23597 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
23599 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23601 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
23602 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
23603 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
23604 (*adddi_dilshr32_cf): New pattern.
23605 (adddi3, subdi3): Remove first alternatives.
23607 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23609 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
23610 implemented using move.l, do not use its cc result for floating-point
23613 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23615 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
23616 from accepting 's' constraints if flag_pic.
23618 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23620 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
23621 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
23622 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
23623 condition from TARGET_68881 to TARGET_HARD_FLOAT.
23625 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
23627 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
23628 ColdFire alternatives.
23629 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
23630 * config/m68k/m68k.md (clzsi2): Define for ColdFire
23631 architectures that support ff1 instruction.
23633 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23634 Julian Brown <julian@codesourcery.com>
23636 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
23637 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
23638 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
23641 2007-01-19 Richard Sandiford <richard@codesourcery.com>
23643 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
23645 (output_move_const_into_data_reg, output_move_simode_const): Delete.
23646 * config/m68k/m68k.c (const_method, const_int_cost): Take a
23647 HOST_WIDE_INT instead of an rtx.
23648 (m68k_rtx_costs): Update call accordingly.
23649 (output_move_const_into_data_reg): Likewise. Fix formatting.
23650 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
23652 (output_move_simode_const): Update calls after above changes.
23653 Rework to use automatic variables and predicates like MEM_P.
23654 * config/m68k/m68k.md (pushexthisi_const): Update call to
23657 2007-01-19 Dirk Mueller <dmueller@suse.de>
23659 * tree-ssa-alias.c (perform_var_substitution): Fix typo
23660 in dump_flags test.
23662 2007-01-19 Richard Guenther <rguenther@suse.de>
23664 * builtins.c (expand_builtin_cexpi): Fall back to expanding
23665 via cexp in case sincos is not available.
23667 2007-01-19 Richard Guenther <rguenther@suse.de>
23669 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
23670 * defaults.h (TARGET_HAS_SINCOS): Default to off.
23671 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
23672 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
23673 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
23674 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
23675 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
23676 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
23678 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
23680 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
23682 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
23683 (atan2xf3): Directly generate RTL pattern.
23684 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
23685 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
23686 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23687 disable patterns for SSE math.
23688 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
23689 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
23690 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23691 disable patterns for SSE math.
23693 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
23695 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
23697 2007-01-18 Roger Sayle <roger@eyesopen.com>
23699 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
23700 VIEW_CONVERT_EXPR to the same type as it's operand.
23702 2007-01-18 David Edelsohn <edelsohn@gnu.org>
23704 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
23705 configured for long double 128.
23707 2007-01-18 Mike Stump <mrs@apple.com>
23709 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
23712 2007-01-18 Michael Meissner <michael.meissner@amd.com>
23714 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
23717 2007-01-18 Jan Hubicka <jh@suse.cz>
23719 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
23720 greater than NUM_VOP_FREE_BUCKETS.
23722 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
23724 * tree-ssa-structalias.c: Update comments.
23725 (ptabitmap_obstack): Removed.
23726 (pta_obstack): New.
23727 (oldpta_obstack): Ditto.
23728 (stats): Add a few members.
23729 (struct variable_info): Remove node, complex, address_taken, and
23730 indirect_target members. Add oldsolution member.
23731 (new_var_info): Do not initialize removed members.
23732 (constraint_expr_type): Remove INCLUDES.
23733 (constraint_graph): Add size, implicit_preds, rep,
23734 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
23735 (FIRST_REF_NODE): New macro.
23736 (LAST_REF_NODE): Ditto.
23737 (FIRST_ADDR_NODE): Ditto.
23738 (find): New function.
23740 (dump_constraint): Do not handle INCLUDES.
23741 (insert_into_complex): Do not insert duplicate constraints.
23742 (condense_varmap_nodes): Renamed and rewritten into ...
23743 (merge_node_constraints): This. Also fix bug in handling of
23744 offseted copy constraints.
23745 (clear_edges_for_node): No longer need to deal with preds at all,
23746 or removing associated preds/succs.
23747 (merge_graph_nodes): Deal with indirect_cycles.
23748 Don't deal with predecessors.
23749 (add_implicit_graph_edge): New function.
23750 (add_pred_graph_edge): Ditto.
23751 (add_graph_edge): Don't deal with predecessors.
23752 (build_constraint_graph): Removed.
23753 (build_pred_graph): New function.
23754 (build_succ_graph): Ditto.
23755 (struct scc_info): Removed in_component. Added roots, dfs, and
23756 node_mapping. Remove visited_index, unification_queue.
23757 (scc_visit): Deal with union-find we do now.
23758 Deal with cycles with REF nodes.
23759 (collapse_nodes): Renamed and rewritten to ...
23760 (unify_nodes): This.
23761 (process_unification_queue): Removed.
23762 (topo_visit): Cleanup
23763 (do_da_constraint): Use find.
23764 (do_sd_constraint): Ditto.
23765 (do_ds_constraint): Ditto.
23766 (do_complex_constraint): Ditto.
23767 (init_scc_info): Update for removed and added members.
23768 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
23769 (find_indirect_cycles): This.
23770 (equivalence_class): New variable.
23771 (label_visit): New function.
23772 (perform_variable_substitution): Rewritten.
23773 (free_var_substitution_info): New function.
23774 (find_equivalent_node): Ditto.
23775 (move_complex_constraints): Ditto.
23776 (eliminate_indirect_cycles): Ditto.
23777 (solve_graph): Only propagate changed bits.
23778 Use indirect cycle elimination.
23780 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
23781 (tree_id_eq): Renamed to ...
23782 (tree_vi_eq): This. Update for member change
23783 (insert_id_for_tree): Renamed and rewritten to ...
23784 (insert_vi_for_tree): This.
23785 (lookup_id_for_tree): Renamed and rewritten to ...
23786 (lookup_vi_for_tree): This.
23787 (get_id_for_tree): Renamed and rewritten to ...
23788 (get_vi_for_tree): Ditto.
23789 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
23790 (process_constraint): Don't handle INCLUDES.
23791 Remove special ADDRESSOF case.
23792 (find_func_aliases): Rewrite to use vi functions instead of id
23794 (create_function_info_for): Ditto.
23795 (create_variable_info_for): Ditto.
23796 (intra_create_variable_infos): Ditto.
23797 (merge_smts_into): Ditto.
23798 (find_what_p_points_to): Ditto.
23799 (init_base_vars): Ditto.
23800 (init_alias_vars): Ditto.
23801 (remove_preds_and_fake_succs): New function.
23802 (dump_sa_points_to_info): Dump new stats.
23803 (dump_solution_for_var): Use find.
23804 (set_used_smts): Fix formatting.
23805 (compute_points_to_sets): Updated for new functions.
23806 (ipa_pta_execute): Ditto.
23808 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23809 Richard Sandiford <richard@codesourcery.com>
23811 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
23813 * calls.c (expand_call): If the return value is a PARALLEL,
23814 extract its first member.
23815 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
23816 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23817 use FUNCTION_EXTRA_EPILOGUE.
23818 (m68k_function_value): Return a PARALLEL if the return value
23819 is of a pointer type.
23820 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
23821 (FUNCTION_EXTRA_EPILOGUE): Remove.
23822 * config/m68k/m68k.md (D0_REG): New constant.
23824 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23826 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
23827 output a NOP for empty epilogues.
23829 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23831 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
23832 before function. Extend register save check to include all
23833 registers, not just integer ones.
23835 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23837 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
23838 (m68k_use_return_insn): ...this.
23839 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
23840 * config/m68k/m68k.c (use_return_insn): Rename to...
23841 (m68k_use_return_insn): ...this.
23842 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
23843 of USE_RETURN_INSN.
23845 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23847 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
23848 nearest even, fix denormal rounding overflow.
23850 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23852 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
23853 f%$smove and f%$move.
23854 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
23855 (extendsfdf2_cf): Use fdmove instead of f%&move.
23856 (truncdfsf2_cf): Use fsmove instead of f%$smove.
23857 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
23859 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23861 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
23864 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23866 * real.h (real_format): Add a canonical_nan_lsbs_set field.
23867 (coldfire_single_format): Declare.
23868 (coldfire_double_format): Likewise.
23869 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
23870 of qnan_msb_set to determine the lower bits of a canonical
23872 (encode_ieee_double): Likewise.
23873 (encode_ieee_quad): Likewise.
23874 (ieee_single_format): Initialize canonical_nan_lsbs_set.
23875 (mips_single_format): Likewise.
23876 (ieee_double_format): Likewise.
23877 (mips_double_format): Likewise.
23878 (ieee_extended_motorola_format): Likewise.
23879 (ieee_extended_intel_96_format): Likewise.
23880 (ieee_extended_intel_128_format): Likewise.
23881 (ieee_extended_intel_96_round_53_format): Likewise.
23882 (ibm_extended_format): Likewise.
23883 (mips_extended_format): Likewise.
23884 (ieee_quad_format): Likewise.
23885 (mips_quad_format): Likewise.
23886 (vax_f_format): Likewise.
23887 (vax_d_format): Likewise.
23888 (vax_g_format): Likewise.
23889 (i370_single_format): Likewise.
23890 (i370_double_format): Likewise.
23891 (decimal_single_format): Likewise.
23892 (decimal_double_format): Likewise.
23893 (decimal_quad_format): Likewise.
23894 (c4x_single_format): Likewise.
23895 (c4x_extended_format): Likewise.
23896 (real_internal_format): Likewise.
23897 (coldfire_single_format): New real_format.
23898 (coldfire_double_format): Likewise.
23899 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
23900 canonical_nan_lsbs_set.
23901 (pdp11_d_format): Likewise.
23902 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
23903 if TARGET_COLDFIRE_CPU.
23905 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23907 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
23908 (output_call, m68k_legitimize_call_address): Declare.
23909 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
23910 parenthesees. Add support for a 'W' constraint.
23911 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
23912 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
23913 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
23914 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
23916 (override_options): Initialize them. Do not set flag_no_function_cse
23917 for TARGET_ID_SHARED_LIBRARY.
23918 (m68k_output_pic_call): Delete.
23919 (m68k_legitimize_call_address): New function.
23920 (print_operand): Remove the %o prefix. Handle the %p prefix.
23921 (output_call): New function.
23922 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
23923 target address from the GOT if symbolic jumps are not allowed.
23924 * config/m68k/m68k.md (call, general_operand): Do not set
23925 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
23926 Merge separate flag_pic and !flag_pic define_insns into...
23927 (*call, *call_value): ...these new patterns. Match the address
23928 rather than the containing MEM and require it to be a call_operand.
23929 Use output_call to generate the asm template.
23930 * config/m68k/predicates.md (const_call_operand): New predicate.
23931 (call_operand): Likewise.
23933 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23935 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
23936 (STACK_GROWS_DOWNWARD): Define to 1.
23937 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
23938 comments, emphasizing that these values are only defaults.
23939 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
23940 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
23942 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23944 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
23946 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
23947 Richard Sandiford <richard@codesourcery.com>
23949 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
23950 (FP_REGNO_P): New macros.
23951 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
23952 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
23953 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
23954 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
23956 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23958 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23959 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
23961 * config/m68k/t-floatlib: New file, extracting common code from...
23962 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
23963 * config/m68k/t-uclinux: Here.
23964 * config/m68k/fpgnulib.c: Do not compile extendeed precision
23965 routines on ColdFire targets.
23967 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
23969 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23970 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
23971 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
23972 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
23973 explicitly set MOTOROLA to 1.
23974 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
23976 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23977 Nathan Sidwell <nathan@codesourcery.com>
23979 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
23980 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
23981 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
23982 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
23983 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
23984 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
23985 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
23986 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
23987 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
23988 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
23989 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
23990 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
23991 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
23992 (DBX_REGISTER_NUMBER): Delete.
23993 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
23994 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
23995 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
23997 2007-01-18 Richard Sandiford <richard@codesourcery.com>
23999 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
24000 * config/flat.h: New file.
24001 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
24002 OBJECT_FORMAT_FLAT.
24003 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
24004 indirect references for -msep-data or -mid-shared-library.
24005 Do not use PC-relative code addresses either.
24006 * config/m68k/m68k.c (override_options): Restrict -fPIC error
24008 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
24009 for shared libraries and crt1.o for executables. Use crti.o and
24011 (ENDFILE_SPEC): Use crtend.o and crtn.o.
24012 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
24013 Do not add -elf2flt or -shared-lib-id options here.
24014 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
24015 Pass -shared-lib-id if -mid-shared-library, taking the library
24016 identifier from -mshared-library-id if given, otherwise
24018 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
24019 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
24020 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
24021 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
24022 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
24023 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
24025 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
24026 jump sequence for ISA A and ISA A+.
24027 (PICJUMP): Likewise.
24029 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24031 * config.gcc (m68k-*-uclinux*): Base the port on the common
24032 and m68k GNU/Linux files rather than on the generic ELF ones.
24033 * config/m68k/uclinux.h (TARGET_VERSION): Override.
24034 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
24036 2007-01-18 Julian Brown <julian@codesourcery.com>
24037 Richard Sandiford <richard@codesourcery.com>
24039 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
24040 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24041 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
24043 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
24044 80 unconditionally.
24045 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
24047 2007-01-18 Richard Sandiford <richard@codesourcery.com>
24049 * doc/install.texi: Document m68k-uclinuxoldabi.
24050 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
24051 * config/m68k/uclinux-oldabi.h: New file, copied from
24052 config/m68k/uclinux.h.
24054 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
24056 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
24057 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
24058 (m32r_compute_frame_size): Use unsigned for regno.
24059 (m32r_reload_lr): Use gen_frame_mem.
24061 (m32r_output_function_epilogue): Don't output the function epilogue
24063 (m32r_expand_epilogue): New.
24064 (direct_return): Return false if the function has the interrupt
24066 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
24067 * config/m32r/m32r.md (epilogue): New expander.
24068 (return_lr, return_rte): New insns.
24069 (return): Make it expander.
24070 (return_normal): New expander.
24072 2007-01-18 Josh Conner <jconner@apple.com>
24075 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
24076 support for UNLE, UNLT, UNGE, and UNGT.
24078 2007-01-18 Jan Hubicka <jh@suse.cz>
24080 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
24081 * tree-tailcall (add_virtual_phis): Likewise.
24082 (optimize_tail_call): Return TODOs.
24083 (execute_tail_calls): Return TODOs.
24084 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
24085 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
24087 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24088 Cleanup cfg using TODO.
24089 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
24090 * passes.c (execute_function_todo): When cleanup did something, remove
24092 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
24093 (make_edges): Don't cleanup_cfg.
24095 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
24097 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
24098 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
24099 operate on the top of stack.
24100 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
24101 register handling of instructions that output to the second
24103 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
24104 (move_for_stack_reg): Special-case check for dead destination
24105 stack slot for constant load of 1.0 inside UNSPEC_TAN.
24107 * config/i386/i386.md (UNSPEC_TAN): New constant.
24108 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
24109 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
24110 to correctly model move of constant 1.0 to top stack slot.
24111 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
24112 (unnamed peephole2 pattern): Remove corresponding peephole2
24113 pattern that optimizes tan insn and loading of constant 1.0.
24114 (tanxf2): Use fptanxf4_i387.
24115 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
24116 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
24117 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24118 disable patterns for SSE math.
24119 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
24120 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
24122 2007-01-18 Dirk Mueller <dmueller@suse.de>
24123 Richard Guenther <rguenther@suse.de>
24126 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
24127 * common.opt (Warray-bounds): Add new warning option.
24128 * c-opts.c (c_common_handle_option): Define -Warray-bounds
24130 * Makefile.in: make tree-vrp.o depend on toplev.h
24131 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
24133 (check_array_refs, check_array_bounds, check_array_ref): New.
24135 2007-01-18 Jan Hubicka <jh@suse.cz>
24137 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
24138 (execute_ssa_ccp): Return flags conditionally.
24139 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
24141 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
24143 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
24145 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
24146 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
24148 * Makefile.c (GTFILES): Add cfglayout.h.
24149 * gengtype.c (open_base_files): Likewise.
24150 * cfglayout.c (cfg_layout_function_footer,
24151 cfg_layout_function_header) Reindent to make gengtype happy.
24152 * cfglayout.h (cfg_layout_function_footer,
24153 cfg_layout_function_header): Add GTY(()) marker.
24155 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
24157 2007-01-18 Ben Elliston <bje@au.ibm.com>
24159 * genautomata.c (write_automata): Include xstrerror output in the
24160 error message if writing the DFA description file fails.
24162 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
24164 * config/mips/mips-protos.h (mips_output_external): Make it
24166 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
24167 * config/mips/mips.c (irix_output_external_libcall): Likewise.
24168 (extern_list): Likewise.
24169 (extern_head): Likewise.
24170 (TARGET_ASM_FILE_END): Likewise.
24171 (mips_file_end): Likewise.
24172 (mips_output_external): Rewritten.
24174 2007-01-18 Ben Elliston <bje@au.ibm.com>
24176 * genpreds.c (write_insn_preds_c): Only write out the function
24177 body for regclass_for_constraint if we have register constraints.
24179 2007-01-17 Tom Tromey <tromey@redhat.com>
24181 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
24182 * doc/install.texi (Testing): Use sourceware.org.
24183 (Binaries): Likewise.
24184 (Specific): Likewise.
24185 * doc/contrib.texi (Contributors): Use sourceware.org.
24187 2007-01-17 Anatoly Sokolov <aesok@post.ru>
24189 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
24190 (AVR_ENHANCED): Rename to ...
24191 (AVR_HAVE_MUL): ... new.
24192 (avr_enhanced_p): Rename to ...
24193 (avr_have_mul_p): ... new.
24194 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
24195 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
24196 * config/avr/avr.c (avr_enhanced_p): Rename to ...
24197 (avr_have_mul_p): ... new.
24198 (base_arch_s): Rename 'enhanced' to 'have_mul'.
24199 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
24200 'avr_enhanced_p' and 'enhanced'.
24201 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
24202 AVR_HAVE_MUL instead of AVR_ENHANCED.
24203 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24204 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
24205 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
24206 instead of AVR_ENHANCED.
24207 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
24208 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
24209 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
24211 2007-01-17 Ian Lance Taylor <iant@google.com>
24213 * vec.h (VEC_reserve_exact): Define.
24214 (vec_gc_p_reserve_exact): Declare.
24215 (vec_gc_o_reserve_exact): Declare.
24216 (vec_heap_p_reserve_exact): Declare.
24217 (vec_heap_o_reserve_exact): Declare.
24218 (VEC_OP (T,A,reserve_exact)): New static inline function, three
24220 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
24221 negative parameter.
24222 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
24223 (VEC_OP (T,A,copy)) [all versions]: Likewise.
24224 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
24225 * vec.c (calculate_allocation): Add exact parameter. Change all
24227 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
24228 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
24229 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
24230 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
24231 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
24232 (vec_heap_p_reserve_exact): New function.
24233 (vec_heap_o_reserve_exact): New function.
24235 2007-01-17 Jan Hubicka <jh@suse.cz>
24237 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
24239 2007-01-17 Eric Christopher <echristo@apple.com>
24241 * config.gcc: Support core2 processor.
24243 2007-01-16 Jan Hubicka <jh@suse.cz>
24245 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
24246 the names, just unlink the chain so we don't crash on dangling
24250 2007-01-16 Jan Hubicka <jh@suse.cz>
24252 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
24253 * tree-pass.h: Reorder to make IPA passes appear toegher.
24254 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
24256 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
24257 parameters, do not call early inliner.
24258 * ipa-inline.c: Update comments. Include tree-flow.h
24259 (cgraph_decide_inlining): Do not compute inlining parameters.
24260 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
24261 be called with function context set up.
24262 (pass_ipa_inline): Remove unreachable functions before pass.
24263 (cgraph_early_inlining): Simplify assuming to be called from the
24265 (pass_early_inline): New pass.
24266 (cgraph_gate_ipa_early_inlining): New gate.
24267 (pass_ipa_early_inline): Turn into simple wrapper.
24268 (compute_inline_parameters): New function.
24269 (gate_inline_passes): New gate.
24270 (pass_inline_parameters): New pass.
24271 (apply_inline): Move here from tree-optimize.c
24272 (pass_apply_inline): New pass.
24273 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
24275 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
24276 doing them by hand.
24277 (tree_function_versioning): Do not allocate dummy struct function.
24278 * tree-inline.h (optimize_inline_calls): Update prototype.
24279 * tree-optimize.c (execute_fixup_cfg): Export.
24280 (pass_fixup_cfg): Remove
24281 (tree_rest_of_compilation): Do not apply inlines.
24282 * tree-flow.h (execute_fixup_cfg): Declare.
24283 * Makefile.in (gt-passes.c): New.
24284 * passes.c: Include gt-passes.h
24285 (init_optimization_passes): New passes.
24286 (nnodes, order): New static vars.
24287 (do_per_function_toporder): New function.
24288 (execute_one_pass): Dump current pass here.
24289 (execute_ipa_pass_list): Don't dump current pass here.
24291 2007-01-16 Janis Johnson <janis187@us.ibm.com>
24293 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
24294 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
24296 2007-01-16 David Edelsohn <edelsohn@gnu.org>
24298 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
24299 (strong_alias): Define.
24300 (__gcc_qmul): Provide non-FMA for soft-float.
24301 (__gcc_qdiv): Same.
24306 (__gcc_qunord): New.
24316 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
24317 soft-float functions.
24318 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
24319 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
24320 about long double soft float.
24322 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
24323 Tehila Meyzels <tehila@il.ibm.com>
24325 * tree-vectorizer.h (is_pattern_stmt_p): New.
24326 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
24327 formatting (tabs instead of spaces). Cleanup and clarify setting
24328 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
24329 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
24330 (vectorizable_type_demotion): Check that types are integral.
24331 (vectorizable_type_promotion): Likewise.
24332 (vectorizable_store): Fix typo. Eliminate new-line at end of
24335 2007-01-16 Jan Hubicka <jh@suse.cz>
24337 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
24340 2007-01-15 Eric Christopher <echristo@apple.com>
24342 * ifcvt.c: Include vec.h, vecprim.h.
24343 (check_cond_move_block): New argument regs.
24344 Reorganize. Add registers used to regs.
24345 (cond_move_process_if_block): Use regs set above as
24348 2007-01-15 Eric Christopher <echristo@apple.com>
24350 * config/darwin.h: Update copyright.
24351 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
24352 (LINK_COMMAND_SPEC): Add -u.
24353 (LINK_SPEC): Fix umbrella for above.
24355 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
24357 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
24360 2007-01-15 Tom Tromey <tromey@redhat.com>
24362 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
24363 * doc/install.texi (Testing): Don't mention jacks.
24364 (Configuration): Document --enable-java-maintainer-mode. Move
24365 --with-java-home to libgcj-specific section. Document
24367 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
24369 2007-01-15 Jan Hubicka <jh@suse.cz>
24371 * tree-ssa-dce.c (DCE_TODOs): New.
24372 (propagate_necessity): Return if something changed.
24373 (eliminate_unnecessary_stmts): Likewise.
24374 (perform_tree_ssa_dce): Return TODO flags when needed.
24375 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
24377 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
24379 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
24380 (fyl2x_extend<mode>xf3_i387): New insn pattern.
24381 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
24382 patterns using X87MODEF12 mode macro. Extend operand 1
24383 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24384 (log10<mode>2): Ditto.
24385 (log2<mode>2): Ditto.
24386 (log1p<mode>2): Ditto.
24387 (logb<mode>2): Ditto.
24388 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
24389 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
24390 (*fxtractxf3_i387): Rename from *fxtractxf3.
24391 (fxtract_extend<mode>xf3_i387): New insn pattern.
24392 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
24393 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
24394 and gen_fyl2xxf3_i387().
24396 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
24398 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
24399 * cfgloopmanip.c (fix_loop_placement): Made static. Use
24400 get_loop_exit_edges. Changed return type to bool.
24401 * cfgloop.h (fix_loop_placement): Declaration removed.
24403 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
24405 * param.h (MIN_VECT_LOOP_BOUND): New.
24406 * params.def (MIN_VECT_LOOP_BOUND): New.
24407 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
24408 argument - minimum threshold for number of iterations.
24409 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
24410 argument to declaration.
24411 * tree-vect-analyze.c (vect_analyze_operations): Check value of
24412 MIN_VECT_LOOP_BOUND.
24413 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
24414 slpeel_tree_peel_loop_to_edge with additional argument.
24415 (vect_do_peeling_for_alignment): Likewise.
24416 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
24418 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
24421 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
24422 operands of size 1.
24424 2007-01-14 Jan Hubicka <jh@suse.cz>
24426 * tree-dfa.c (remove_referenced_var): New function.
24427 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
24428 prune referenced vars list too.
24429 * tree-flow.h (remove_referenced_var): Declare.
24431 2007-01-14 Jan Hubicka <jh@suse.cz>
24433 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
24435 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
24436 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
24437 * except.h (verify_eh_throw_table_statements): Kill prototype.
24438 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
24439 into call exrepssions.
24440 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
24442 * tree-cfg.c: Include pointer-set.h.
24443 (verify_node_sharing): Work on pointer set.
24444 (verify_eh_throw_stmt_node): New.
24445 (verify_stmts): Use pointers sets, verify throw_stmt.
24447 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
24449 * ipa-reference.c (analyze_function): Consider also addresses taken
24452 2007-01-12 Roger Sayle <roger@eyesopen.com>
24454 * c-typeck.c (null_pointer_constant_p): Replace use of
24455 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24456 (build_c_cast): Likewise.
24458 2007-01-12 Roger Sayle <roger@eyesopen.com>
24460 * tree.h (force_fit_type_double): Remove unused final argument.
24461 * c-common.c (constant_expression_warning): Replace use of
24462 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24463 (convert_and_check): Likewise.
24464 (shorten_compare): Update call to force_fit_type_double.
24465 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
24466 * convert.c (convert_to_pointer): Update call to
24467 force_fit_type_double.
24468 * fold-const.c (force_fit_type_double): Remove overflowed_const
24470 (int_const_binop, fold_convert_const_int_from_int,
24471 fold_convert_const_int_from_real, fold_div_compare,
24472 fold_sign_changed_comparison, fold_unary, fold_negate_const,
24473 fold_abs_const, fold_not_const): Remove the final argument from
24474 calls to force_fit_type_double.
24476 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
24478 * configure.ac: Set insn to "nop" for spu-*-* also.
24479 * configure: Regenerate.
24481 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
24483 * builtins.def : Add BUILT_IN_FREE.
24485 2007-01-12 Jan Hubicka <jh@suse.cz>
24487 PR tree-optimization/30443
24488 * tree-inline.c (tree_function_versioning): Do not optimize when
24489 cloning for inlining.
24491 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
24493 * doc/loop.texi: Document recording of loop exits.
24494 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
24495 (update_single_exits_after_duplication,
24496 update_single_exit_for_duplicated_loop,
24497 update_single_exit_for_duplicated_loops): Removed.
24498 (duplicate_loop_to_header_edge): Do not call
24499 update_single_exits_after_duplication and
24500 update_single_exit_for_duplicated_loops.
24501 (loop_version): Do not update single_exit information.
24502 (fix_loop_structure): Use record_loop_exits instead of
24503 mark_single_exit_loops.
24504 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
24505 the lists of loop exits.
24506 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
24507 split_edge, merge_blocks): Update the lists of loop exits.
24508 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
24509 loop_optimizer_init.
24510 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
24511 of mark_single_exit_loops.
24512 (loop_optimizer_finalize): Call release_recorded_exits.
24513 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
24514 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
24515 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
24516 update single exit information.
24517 * lambda-code.c (perfect_nestify): Ditto.
24518 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
24519 (mark_single_exit_loops): Removed.
24520 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
24521 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
24522 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
24524 (get_loop_exit_edges, single_exit): Use recorded exit lists.
24525 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
24526 (verify_loop_structure): Verify consistency of the exit lists.
24527 (flow_loops_find): Use alloc_loop. Initialize exits hash.
24528 (set_single_exit): Removed.
24529 * cfgloop.h (struct loop_exit): New function.
24530 (struct loop): single_exit_ field replaced by exits field.
24531 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
24532 LOOPS_HAVE_RECORDED_EXITS.
24533 (struct loops): Added exits hash.
24534 (mark_single_exit_loops, set_single_exit): Declaration removed.
24535 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
24537 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24539 * doc/invoke.texi: Avoid use of @headitem.
24541 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24543 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
24545 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24547 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
24550 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24551 Richard Sandiford <richard@codesourcery.com>
24553 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
24554 * config/m68k/m68k.opt: Resort options.
24555 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
24557 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24558 Richard Sandiford <richard@codesourcery.com>
24560 * doc/invoke.texi: Document the macros that are defined by
24561 m68k's -mtune and -mhard-float options.
24562 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
24563 (m68k_cpp_cpu_family): Likewise.
24564 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
24565 of __ucfv*__ macros. Define __mcffpu__ if generating code for
24566 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
24567 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
24568 (m68k_cpp_cpu_family): Likewise.
24570 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24572 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
24573 macros besides mc68000 as tuning macros. Use a switch statement
24574 to set them and mcpu32.
24576 2007-01-12 Julian Brown <julian@codesourcery.com>
24578 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
24579 (TARGET_68040_ONLY): Rename to...
24580 (TARGET_68040): ...this.
24581 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
24582 * config/m68k/m68k.md: Likewise.
24584 2007-01-12 Julian Brown <julian@codesourcery.com>
24585 Nathan Sidwell <nathan@codesourcery.com>
24586 Richard Sandiford <richard@codesourcery.com>
24588 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
24589 the -mcpu= argument associated with the --with-cpu setting.
24590 Define M68K_DEFAULT_TUNE to the default -mtune= option,
24591 if different from the one implied by the -mcpu setting.
24592 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
24593 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
24594 * doc/invoke.texi: Mention ColdFire in the introduction to the
24595 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
24596 -mno-div and -mhard-float options. Make -m68881 a synonym for
24597 -mhard-float. Document the previously-undocumented -m5206e,
24598 -m528x, -m5307 and -m5407 options. Tweak the existing option
24599 documentation for consistency.
24600 * doc/install.texi: Mention new --with-cpu arguments.
24601 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
24602 default CPU if neither -mcpu nor -march are specified.
24603 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
24604 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
24605 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
24606 using m68k_tune to decide between families that implement the
24607 same ISA. Use m68k_tune to set __mcfv4e__.
24608 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
24609 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
24610 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
24611 (FL_ISA_C, FL_ISA_MMU): New macros.
24612 (MASK_COLDFIRE): Delete.
24613 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
24614 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
24615 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
24616 (TARGET_HARD_FLOAT): Do not define here.
24617 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
24618 (TUNE_68000): New macro.
24619 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
24620 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
24621 (TUNE_CFV2): Redefine in terms of m68k_tune.
24622 (uarch_type, target_device, fpu_type): New enums.
24623 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
24624 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
24625 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
24626 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
24627 (FL_FOR_isa_c): New macros.
24628 (m68k_isa): New enum.
24629 (m68k_target_selection): New structure.
24630 (all_devices, all_isas, all_microarchs): New tables.
24631 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
24632 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
24633 (MASK_ALL_CPU_BITS): Delete.
24634 (m68k_find_selection): New function.
24635 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
24636 Map the legacy target options to a combination of the new ones.
24637 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
24638 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
24639 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
24641 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
24642 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
24644 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
24645 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
24646 * config/m68k/m68k-devices.def: New file.
24648 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24649 Nathan Sidwell <nathan@codesourcery.com>
24651 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
24652 (SUBTARGET_EXTRA_SPECS): New macros.
24653 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
24654 use %(asm_cpu_spec) instead.
24655 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
24656 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
24657 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
24658 (EXTRA_SPECS): Rename to...
24659 (SUBTARGET_EXTRA_SPECS): ...this.
24661 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
24662 Richard Sandiford <richard@codesourcery.com>
24663 Julian Brown <julian@codesourcery.com>
24665 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
24666 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
24667 to the configuration's default CPU.
24668 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
24669 Remove default masks.
24670 (m680[012]0-*-*): Set the default with_cpu to the first part of
24672 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
24673 (m68k*-*-linux): Extend the --with-cpu handling to...
24674 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
24675 and m68010. Don't set target_cpu_default2.
24676 * doc/install.texi: Document --with-cpu for m68k.
24677 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
24678 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
24679 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
24680 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
24681 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
24682 (ASM_SPEC): Remove use of %(asm_cpu_default).
24683 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
24684 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
24685 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
24686 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
24687 __HAVE_FPU__ if TARGET_HARD_FLOAT.
24688 (TARGET_DEFAULT): Delete.
24689 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
24690 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
24691 (CPP_CPU_SPEC): Delete.
24692 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
24693 the appropriate string.
24694 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
24695 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
24696 (ASM_SPEC): Don't use %(asm_default_spec).
24697 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
24698 TARGET_DEFAULT and add MASK_68881.
24699 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
24701 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24703 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
24704 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
24705 MASK_68010 alongside MASK_68020.
24706 * doc/invoke.texi: Document -m68010.
24707 * config/m68k/m68k.opt (m68010): New.
24708 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
24710 (TUNE_68010): New macro.
24711 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
24712 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
24713 (M68K_CPU_m68332): Add MASK_68010.
24714 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
24715 fallback definition.
24716 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
24718 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
24719 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
24720 to all entries that use MASK_68020.
24721 (output_move_simode_const, output_move_himode, output_move_qimode)
24722 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
24723 instead of TARGET_68020 to select clr behavior. Remove comment
24724 about there being no TARGET_68010.
24725 * config/m68k/m68k.md: Likewise throughout.
24727 2007-01-12 Julian Brown <julian@codesourcery.com>
24729 * config/m68k/m68k.h (TARGET_ISAB): New macro.
24730 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
24731 * config/m68k/m68k.md: Likewise.
24733 2007-01-12 Julian Brown <julian@codesourcery.com>
24735 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
24736 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
24738 2007-01-12 Julian Brown <julian@codesourcery.com>
24740 * config/m68k/m68k.h (TUNE_68040_60): New macro.
24741 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
24742 * config/m68k/m68k.md: Likewise.
24744 2007-01-12 Julian Brown <julian@codesourcery.com>
24745 Richard Sandiford <richard@codesourcery.com>
24747 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
24748 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
24749 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
24751 (TARGET_CPU32): Rename to...
24752 (TUNE_CPU32): ...this.
24753 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
24754 (TUNE_CFV2): New macros.
24755 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
24756 remove conditions that are implied by TARGET_68020.
24757 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
24758 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
24759 (m68k_output_function_epilogue): Likewise.
24760 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
24761 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
24762 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
24763 non-68000 timings. Refactor multiplication and division costs.
24764 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
24765 TUNE_CPU32 instead of TARGET_CPU32.
24766 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
24767 and TUNE_68060 instead of TARGET_68060.
24768 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
24769 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
24771 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
24772 && !TARGET_COLDFIRE" to choose between moveq and clr.
24773 Likewise in the unnamed movsf pattern.
24774 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
24775 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
24778 2007-01-12 Richard Sandiford <richard@codesourcery.com>
24780 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
24781 of tabbing before backslashes.
24783 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24785 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
24786 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
24787 (ASM_OUTPUT_INTERNAL_LABEL): Define.
24789 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24791 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
24792 find_interesting_uses_cond.
24793 (find_interesting_uses_cond): Use extract_cond_operands.
24794 (rewrite_use_compare): Use extract_cond_operands and
24795 force_gimple_operand_bsi. Do not call update_stmt.
24796 (determine_use_iv_cost_condition): Use extract_cond_operands.
24797 Return cheaper of using original bound and changing the exit bound.
24799 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
24801 PR tree-optimization/29516
24802 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
24803 most_expensive_mult_to_index, addr_to_parts,
24804 create_mem_ref, maybe_fold_tmr): Make the type of
24805 fields of TARGET_MEM_REF sizetype.
24806 (move_fixed_address_to_symbol, move_pointer_to_base):
24808 * tree.def (TARGET_MEM_REF): Add comment on types of
24811 2007-01-11 Joseph Myers <joseph@codesourcery.com>
24813 * c-common.c (vector_types_convertible_p): Treat opaque types as
24814 always convertible if they have the same size, but not otherwise.
24816 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
24818 * ifcvt.c (struct noce_if_info): Add comments to the fields.
24819 Remove the b_unconditional field.
24820 (noce_try_sign_mask): Do not look at b_unconditional.
24821 (noce_process_if_block): Do not use merge_if_blocks. Update
24822 the CFG here. Do not set b_unconditional.
24823 (cond_move_process_if_block): Likewise.
24824 (find_cond_trap): Likewise.
24825 (check_cond_move_block): Require simple jump insns at the end
24826 of the basic block.
24828 2007-01-11 Jan Hubicka <jh@suse.cz>
24830 PR tree-optimization/1046
24831 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
24832 when alias info is not ready.
24833 (pass_tail_recursion): Do not require aliasing.
24834 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
24835 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
24836 * tree-ssa-copy.c (pass_copy_prop): Likewise.
24837 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
24838 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
24839 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
24840 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
24842 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
24843 When aliasing is not build, mark statement as volatile.
24845 2007-01-11 Tom Tromey <tromey@redhat.com>
24847 PR preprocessor/15185, PR preprocessor/20989:
24848 * doc/cppopts.texi <-MT>: Update description of algorithm for
24849 computing default target.
24850 <-M, -MD>: Reword "basename" text.
24852 2007-01-11 Roger Sayle <roger@eyesopen.com>
24854 * builtins.c (expand_builtin_pow, expand_builtin_powi,
24855 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
24856 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
24857 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
24858 fold_builtin_bswap, real_constp, fold_builtin_pow,
24859 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
24860 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
24861 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
24862 * convert.c (convert_to_pointer): Likewise.
24863 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
24864 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
24865 const_binop, fold_convert_const_int_from_int,
24866 fold_convert_const_int_from_real,
24867 fold_convert_const_real_from_real, sign_bit_p,
24868 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
24869 fold_sign_changed_comparison, fold_unary, fold_comparison,
24870 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
24871 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
24872 * print-tree.c (print_node_brief, print_node): Likewise.
24873 * stor-layout.c (place_field, layout_type): Likewise.
24874 * tree-chrec.c (keep_cast): Likewise.
24875 * tree.c (build_vector, build_real, build_real_from_int_cst,
24876 build_complex): Likewise.
24878 2007-01-11 Roger Sayle <roger@eyesopen.com>
24880 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
24881 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
24883 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
24885 * configure.ac (strict1_warn): Rename to strict_warn.
24886 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
24887 cc_set_by_configure, quoted_cc_set_by_configure,
24888 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
24889 all_boot_languages, all_stagestuff): Remove.
24890 (target_list): Remove bootstrap targets.
24891 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
24892 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
24893 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
24894 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
24895 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
24896 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
24897 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
24898 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
24899 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
24900 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
24901 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
24902 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
24903 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
24904 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
24905 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
24906 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
24907 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
24908 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
24909 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
24910 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
24911 (mostlyclean): Adjust.
24912 (clean, distclean): Don't mention bootstrap stuff.
24913 * configure: Regenerate.
24914 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
24915 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
24916 treelang/config-lang.in (stagestuff): Remove.
24917 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
24918 stageprofile, stagefeedback, stagestuff): Remove mention.
24920 2007-01-11 Nick Clifton <nickc@redhat.com>
24922 * config/mcore/predicates.md (mcore_general_movesrc_operand):
24924 (mcore_general_movdst_operand): Do not accept CONST_INTs.
24925 (mcore_arith_K_S_operand): Run the test for the S constraint not
24926 the test for the M constraint.
24927 (mcore_addsub_operand): Do not accept integer values that are
24928 larger than 32 bits.
24929 * config/mcore/mcore.md: Remove unused constraints from split.
24930 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
24931 (addsi3): Likewise.
24932 (allocate_stack): Likewise.
24933 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
24934 operands to 32 bits.
24935 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
24937 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
24938 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
24939 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
24940 mcore_output_bclri, mcore_output_andn, output_inline_const,
24941 mcore_output_move, mcore_output_movedouble): Likewise.
24942 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
24943 (output_inline_const): Likewise.
24944 (output_inline_const): Fix format strings used in sprintf
24946 * config/mcore/mcore-protos.h: Update prototypes for changed
24947 functions in mcore.c.
24948 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
24949 HOST_WIDE_INT and not int.
24950 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
24951 CONST_OK_FOR_N): Likewise.
24952 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
24953 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
24956 2007-01-10 Jan Hubicka <jh@suse.cz>
24958 * tree-vrp.c (remove_range_assertions): Release defs.
24959 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
24960 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
24962 2007-01-10 Paul Brook <paul@codesourcery.com>
24964 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
24965 * config/arm/arm.md (mulsi3subsi): New insn.
24967 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
24969 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
24970 (tree_transform_and_unroll_loop): New.
24971 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
24974 2007-01-10 Robert Kennedy <jimbob@google.com>
24976 * fold-const.c (fold_comparison): Fold comparisons like (x *
24977 1000 < 0) to (x < 0).
24979 2007-01-10 Ian Lance Taylor <iant@google.com>
24981 * tree-pretty-print.c (dump_generic_node): Print parentheses when
24982 operands have the same priority.
24984 2007-01-10 Tom Tromey <tromey@redhat.com>
24986 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
24987 (fold_binary): Likewise.
24988 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
24989 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
24990 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
24991 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
24992 * langhooks.h (struct lang_hooks): Removed field
24993 'can_use_bit_fields_p'.
24995 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
24997 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
24999 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
25001 * function.c (get_last_funcdef_no): New function.
25002 * function.h (get_last_funcdef_no): Declare.
25003 * tree-inline.c (initialize_cfun): Add initialization.
25004 (tree_function_versioning): Cleanup.
25006 2007-01-10 Jan Hubicka <jh@suse.cz>
25008 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
25011 2007-01-10 Sa Liu <saliu@de.ibm.com>
25012 Ben Elliston <bje@au.ibm.com>
25014 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
25015 for SAVE_NONLOCAL and Pmode for any other save level.
25016 * spu-protos.h (spu_restore_stack_block): Declare.
25017 * spu.md (save_stack_block): Remove.
25018 (restore_stack_block): Call spu_restore_stack_block.
25019 * spu.c (spu_restore_stack_block): New function.
25020 (spu_expand_epilogue): Remove old comment.
25022 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
25024 PR tree-optimization/30322
25025 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
25026 (cand_value_at): Return the value as aff_tree.
25027 (may_eliminate_iv): Convert the bound from aff_tree to tree.
25028 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
25029 aff_combination_mult): New functions.
25030 (aff_combination_add): Use aff_combination_add_cst.
25031 (aff_combination_convert): Allow conversions to a wider type.
25032 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
25033 * tree-affine.h (aff_combination_mult): Declare.
25035 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
25037 * doc/tm.texi: Update documentation to reflect reality of exec
25038 and start file search behaviours. Update copyright year.
25039 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
25040 header file directories.
25042 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
25044 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
25045 (*cosxf2): Rename to cosxf2_i387.
25046 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
25047 using X87MODEF12 mode macro. Rename patterns to
25048 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
25050 (*cosdf2, *cossf2): Ditto.
25051 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
25052 to match extended input operands.
25053 (sincos<mode>3): New expander.
25054 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
25055 insn patterns and corresponding splitters.
25057 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
25059 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
25060 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
25062 2007-01-09 Nicolas Pitre <nico@cam.org>
25065 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
25067 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25069 * target.h (struct gcc_target): New field library_rtti_comdat.
25070 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
25071 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
25072 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
25073 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
25075 2007-01-08 Geoffrey Keating <geoffk@apple.com>
25077 * doc/invoke.texi (Optimize Options): Correct description of -O0.
25079 2007-01-08 Richard Guenther <rguenther@suse.de>
25081 * tree.h (force_fit_type_double): Export.
25082 (force_fit_type): Remove.
25083 * fold-const.c (force_fit_type_double): New function.
25084 (force_fit_type): Remove.
25085 (int_const_binop): Use it.
25086 (fold_convert_const_int_from_int): Likewise.
25087 (fold_convert_const_int_from_real): Likewise.
25088 (fold_div_compare): Likewise.
25089 (fold_sign_changed_comparison): Likewise.
25090 (fold_unary): Likewise.
25091 (fold_negate_const): Likewise.
25092 (fold_abs_const): Likewise.
25093 (fold_not_const): Likewise.
25094 * c-common.c (shorten_compare): Use force_fit_type_double.
25095 * convert.c (convert_to_pointer): Likewise.
25097 2007-01-08 Richard Guenther <rguenther@suse.de>
25099 * tree.h (build_int_cst_wide_type): Export.
25100 * tree.c (build_int_cst_wide_type): New function.
25101 (build_int_cst_wide): Fix comment.
25102 * builtins.c (fold_builtin_object_size): Use build_int_cst
25103 to build -1 or 0 of the correct type. Use fit_double_type
25104 to check for overflow.
25105 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
25107 (decode_field_reference): Likewise.
25108 (all_ones_mask_p): Likewise.
25109 (native_interpret_int): Use build_int_cst_wide_type.
25110 (fold_binary): Use build_int_cst_type to build an all-ones
25112 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
25114 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
25116 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
25118 2007-01-09 Ben Elliston <bje@au.ibm.com>
25120 * genautomata.c (STATS_OPTION): New option.
25121 (stats_flag): New flag.
25122 (gen_automata_option): Handle it.
25123 (initiate_automaton_gen): Ditto.
25124 (write_automata): Output statistics only if stats_flag is
25125 set. Likewise, output time statistics only if time_flag is set.
25126 * doc/md.texi (Processor pipeline description): Document new flag.
25128 2007-01-08 Richard Guenther <rguenther@suse.de>
25130 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
25131 * tree.c (build_int_cst_type): Likewise.
25132 (size_in_bytes): Don't call force_fit_type on the result.
25133 (int_fits_type_p): Use fit_double_type.
25134 * fold-const.c (fit_double_type): New function.
25135 (force_fit_type): Use it.
25136 * tree.h (fit_double_type): Export.
25138 2007-01-08 Jan Hubicka <jh@suse.cz>
25140 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
25141 * ipa.c (function_and_variable_visibility): Fix return type.
25143 2007-01-08 Richard Guenther <rguenther@suse.de>
25145 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
25146 of offset to build the index.
25147 * tree-pretty-print.c (dump_generic_node): Don't build negated
25148 const just for printing.
25149 * c-pretty-print.c (pp_c_integer_constant): Likewise.
25150 * builtins.c (fold_builtin_int_roundingfn): Check if result
25151 fits the type by using force_fit_type and comparing the result.
25152 * predict.c (predict_loops): Use compare_tree_int for comparison.
25153 * tree.c (build_int_cst): Fall back to integer_type_node for
25155 (build_int_cst_wide): Assert type is non-null.
25157 2007-01-08 Roberto Costa <roberto.costa@st.com>
25159 * tree-vrp.c (extract_range_from_cond_expr): New.
25160 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
25161 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
25163 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
25164 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
25165 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
25166 used as expressions.
25167 * tree-object-size.c (cond_expr_object_size): New.
25168 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
25170 2007-01-08 Jan Hubicka <jh@suse.cz>
25172 * tree-ssa-forwprop.c (forward_propagate_into_cond,
25173 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
25176 2007-01-08 Richard Guenther <rguenther@suse.de>
25178 PR tree-optimization/23603
25179 * tree-vrp.c (set_value_range_to_truthvalue): New function.
25180 (extract_range_from_binary): Fall back to truthvalue instead of
25181 varying for TRUTH_*_EXPR.
25182 (extract_range_from_comparison): Fall back to truthvalue instead of
25184 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
25185 if all visited PHI values were constant.
25187 2007-01-08 Jan Hubicka <jh@suse.cz>
25189 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
25190 (cgraph_analyze_function): break out from ...
25191 (cgraph_finalize_compilation_unit): ... here.
25192 (cgraph_expand_function): Remove forgoten commented out line.
25193 (cgraph_optimize): Analyze functions.
25195 2007-01-08 Jan Hubicka <jh@suse.cz>
25197 * tree-pas.h (TODO_remove_function): New flag.
25198 (TODO_update*): Renumber.
25199 (pass_ipa_increase_alignment,
25200 pass_ipa_function_and_variable_visibility): New passes.
25201 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
25202 (cgraph_function_and_variable_visibility): Move to ipa.c
25203 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
25204 cgraph_increase_alignment.
25205 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
25206 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
25207 calling tree-inline.
25208 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
25209 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
25210 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
25211 (gate_increase_alignment): New function.
25212 (pass_ipa_increase_alignment): New pass.
25213 * ipa.c: Inline tree-pass.h and timevar.h
25214 (function_and_variable_visibility): Move here from cgraphunit.c
25215 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
25216 * passes.c (init_optimization_passes): Add the two new passes.
25217 (execute_todo): Handle cgraph_remove_functions.
25219 2007-01-08 Nick Clifton <nickc@redhat.com>
25221 * config/frv/predicates.md (reg_or_0_operand): Accept
25224 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
25226 * config/bfin/rtems.h, config/bfin/t-rtems: New.
25227 * config.gcc: Add bfin*-rtems*.
25229 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25231 * c.opt: Add -flax-vector-conversions.
25232 * c-typeck.c (convert_for_assignment): Pass flag to
25233 vector_types_convertible_p to allow emission of note.
25234 (digest_init): Likewise.
25235 * c-opts.c: Handle -flax-vector-conversions.
25236 * c-common.c (flag_lax_vector_conversions): New.
25237 (vector_types_convertible_p): Unless -flax-vector conversions
25238 has been passed, disallow conversions between vectors with
25239 differing numbers of subparts and/or element types. If such
25240 a conversion is disallowed, possibly emit a note on the first
25241 occasion only to inform the user of -flax-vector-conversions.
25242 The new last argument specifies this.
25243 * c-common.h (flag_lax_vector_conversions): New.
25244 (vector_types_convertible_p): Add extra argument.
25245 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
25246 char_type_node for V*QI type vectors.
25247 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
25248 Update to satisfy new typechecking rules.
25249 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
25250 C and C++ variants.
25251 * doc/invoke.texi (C Dialect Options): Document
25252 -flax-vector-conversions.
25254 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
25256 PR tree-optimization/29877
25257 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
25258 a register variable on the RHS to not be replaceable.
25260 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
25261 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
25262 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
25263 const_simm15, const_pow2, const_npow2): Added.
25264 * config/score/misc.md (insv, extv, extzv, movmemsi,
25265 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
25266 * config/score/score.c (score_address_cost, score_select_cc_mode):
25268 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
25269 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
25270 Update score_print_operand.
25271 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
25272 Adjust register allocate order and update some macro define.
25273 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
25274 mdx_block_move_straight, mdx_block_move_loop_head,
25275 mdx_block_move_loop_body, mdx_block_move_loop_foot,
25276 mdx_block_move_loop, mdx_block_move): Added.
25277 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
25278 mdp_limm): Updated and fix some bug and typo.
25279 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
25280 (movsf, movdf, doloop_end): Added.
25282 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
25284 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
25285 config/arm/thumb2.md: Fix comment typos.
25286 * doc/extend.texi: Fix a typo.
25288 2007-01-07 Eric Christopher <echristo@apple.com>
25290 * configure.ac: Check for __stack_chk_fail for darwin.
25291 * configure: Regenerate.
25293 2007-01-07 Richard Guenther <rguenther@suse.de>
25295 * tree-vrp.c (extract_range_from_assert): CSE calls to
25296 compare_values where possible.
25297 (extract_range_from_unary_expr): Likewise.
25299 2007-01-07 Anatoly Sokolov <aesok@post.ru>
25301 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
25302 * config/avr/avr.c (call_insn_operand): Delete function.
25303 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
25304 instead of register number. Use predicates.
25305 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
25306 call_insn_operand): Add.
25308 2007-01-06 Jan Hubicka <jh@suse.cz>
25310 * tree-pass.h (pass_build_cgraph_edges): Declare.
25311 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
25312 (visited_nodes): Remove.
25313 (cgraph_create_edges): Move to cgraphbuild.c; rename to
25314 build_cgrpah_edges; make visited_nodes local.
25315 (cgraph_process_new_functions): DO not call initialize_inline_failed.
25316 (record_references_in_initializer): Move to cgraphbuild.c
25317 (initialize_inline_failed, rebuild_cgraph_edges,
25318 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
25319 (verify_cgraph_node): Make visited_nodes local.
25320 (cgraph_analyze_function): Do not call cgraph_create_edges and
25321 initialize_inline_failed.
25322 (cgraph_expand_function): Do not call cgraph_lower_function;
25323 assert that function is already lowered.
25324 * Makefile.in (cgraphbuild.o): New.
25325 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
25326 at the end of lowering passes.
25328 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
25330 * ifcvt.c (cond_move_convert_if_block): New function, code
25331 factored out from...
25332 (cond_move_process_if_block): ...here. Call the new function
25333 on the THEN and ELSE blocks.
25334 (merge_if_block): Do not copy global_live_at_end, merge_blocks
25335 already takes care of this.
25337 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25340 * tree.h (TREE_OVERFLOW_P): New.
25341 * c-typeck.c (parser_build_unary_op): Warn only if result
25342 overflowed and operands did not.
25343 (parser_build_binary_op): Likewise.
25344 (convert_for_assignment): Remove redundant overflow_warning.
25345 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
25347 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25349 * c-typeck.c (store_init_value): Split over two lines to follow
25350 the GNU coding style.
25352 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
25354 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
25355 __GXX_EXPERIMENTAL_CXX0X__.
25356 * doc/cpp.texi: Same.
25358 2007-01-05 Richard Guenther <rguenther@suse.de>
25360 PR middle-end/27826
25361 * tree.c (get_narrower): Do not construct COMPONENT_REFs
25362 with mismatched types. Instead explicitly build a
25363 conversion NOP_EXPR.
25365 2007-01-05 Ian Lance Taylor <iant@google.com>
25367 * c-common.c (decl_with_nonnull_addr_p): New function.
25368 (c_common_truthvalue_conversion): Call it.
25369 * c-typeck.c (build_binary_op): Likewise.
25370 * c-common.h (decl_with_nonnull_addr_p): Declare.
25372 2007-01-05 Jakub Jelinek <jakub@redhat.com>
25375 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
25378 2007-01-05 Joel Brobecker <brobecker@adacore.com>
25380 * doc/install.texi (Final install): Document the fact that
25381 the GNAT runtime should not be stripped.
25383 2007-01-04 Jan Hubicka <jh@suse.cz>
25385 * tree-inline.c (fold_marked_statements): Update operand caches
25386 and EH after folding
25388 2007-01-04 Ian Lance Taylor <iant@google.com>
25390 * c-common.c (check_function_nonnull): Whitespace fix.
25392 2007-01-04 Jan Hubicka <jh@suse.cz>
25394 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
25395 comitted older version of patch.
25396 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
25397 function, celanup cfg and collect garbage.
25399 2007-01-04 Mike Stump <mrs@apple.com>
25401 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
25404 2007-01-04 Eric Christopher <echristo@apple.com>
25406 * libgcc2.c (__bswapsi2): Use SItype.
25407 (__bswapdi2): Use DItype.
25408 * libgcc2.h: Update for above.
25410 2007-01-04 Paul Brook <paul@codesourcery.com>
25412 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
25413 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
25414 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
25415 umulsidi3, umulsidi3adddi, smulsi3_highpart,
25416 umulsi3_highpart): Make conditional on !arm_arch6.
25417 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
25418 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
25419 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
25420 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
25421 umulsi3_highpart_v6): New insns.
25423 2007-01-04 Roger Sayle <roger@eyesopen.com>
25425 * fold-const.c (fold_convert): When casting an expression to void,
25426 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
25427 have a type. Instead of attempting to build a NOP_EXPR, return
25428 these "special" trees directly.
25430 2007-01-04 Joseph Myers <joseph@codesourcery.com>
25432 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
25433 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
25434 rs6000_cost->fp not 0 as adjustment for outer NEG.
25436 2007-01-04 Jan Hubicka <jh@suse.cz>
25438 * cgraph.c (cgraph_release_function_body): New function.
25439 (cgraph_remove_node): Use it.
25440 * cgraph.h (cgraph_release_function_body): Declare.
25441 * cgraphunit.c (cgraph_expand_function): Use it.
25442 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
25443 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
25444 is initialized and while compilation of other function is running.
25445 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
25446 statement CFG annotations from here to ...
25447 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
25449 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
25451 * cfgloop.h (enum li_flags): Make the constants powers of two.
25453 2007-01-04 Jan Hubicka <jh@suse.cz>
25455 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
25457 (fold_marked_statements): New function.
25458 (optimize_inline_calls, tree_function_versioning): Fold new statements.
25459 * tree-inline.h (copy_body_data): Add statements_to_fold.
25461 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
25463 * config.gcc: Mention libgcc/config.host.
25464 * Makefile.in: Update comments mentioning libgcc.
25465 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
25466 (all.cross, start.encap, rest.encap, rest.cross): Update
25467 dependencies for libgcc move.
25468 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
25469 (clean-target, clean-target-libgcc): Delete.
25470 (srcdirify, GCC_EXTRA_PARTS): New macros.
25471 (libgcc-support, libgcc.mvars): New rules.
25472 (distclean): Remove mention of mklibgcc.
25473 (install): Don't reference INSTALL_LIBGCC.
25474 (install-common): Don't reference EXTRA_PARTS.
25475 (install-libgcc, install-multilib): Delete rules.
25476 * mklibgcc.in: Delete file.
25477 * doc/configfiles.texi: Don't mention mklibgcc.
25479 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
25480 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
25481 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
25482 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
25483 (mklibgcc, ldblspecs): Likewise.
25485 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
25486 (posixpre.def): Use $(T).
25487 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
25488 (SHLIB_SRC, SHLIB_INSTALL): Delete.
25489 (SHLIB_LINK): Make dummy.
25490 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
25492 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
25494 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
25495 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
25496 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
25497 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
25499 * configure.ac (all_outputs): Remove mklibgcc.
25500 * configure: Regenerated.
25502 2007-01-03 Josh Conner <jconner@apple.com>
25504 PR middle-end/29683
25505 * calls.c (compute_argument_addresses): Set stack and stack_slot
25506 for partial args, too.
25507 (store_one_arg): Use locate.size.constant for the size when
25508 generating a save_area.
25510 2007-01-03 Robert Kennedy <jimbob@google.com>
25512 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
25513 whose definitions are deleted due to basic block merging.
25515 2007-01-03 Paul Brook <paul@codesourcery.com>
25518 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
25520 (use_return_insn): Return 0 for Thumb interrupt functions.
25521 (print_multi_reg): Add rfe argument for IRQ returns.
25522 (arm_output_epilogue): Pop interrupt return address directly into PC.
25523 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
25525 2007-01-03 Paul Brook <paul@codesourcery.com>
25527 Merge from sourcerygxx-4_1.
25528 * config/arm/thumb2.md: New file.
25529 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
25531 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
25532 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25533 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
25534 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
25536 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
25537 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
25539 * config/arm/ieee754-sf.S: Ditto.
25540 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
25541 (thumb1_base_register_rtx_p): ... to this.
25542 (thumb_index_register_rtx_p): Rename...
25543 (thumb1_index_register_rtx_p): ... to this.
25544 (thumb_output_function_prologue): Rename...
25545 (thumb1_output_function_prologue): ... to this.
25546 (thumb_legitimate_address_p): Rename...
25547 (thumb1_legitimate_address_p): ... to this.
25548 (thumb_rtx_costs): Rename...
25549 (thumb1_rtx_costs): ... to this.
25550 (thumb_compute_save_reg_mask): Rename...
25551 (thumb1_compute_save_reg_mask): ... to this.
25552 (thumb_final_prescan_insn): Rename...
25553 (thumb1_final_prescan_insn): ... to this.
25554 (thumb_expand_epilogue): Rename...
25555 (thumb1_expand_epilogue): ... to this.
25556 (arm_unwind_emit_stm): Rename...
25557 (arm_unwind_emit_sequence): ... to this.
25558 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
25559 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
25560 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
25561 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
25562 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
25563 thumb2_output_casesi): New functions.
25564 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
25565 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
25566 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
25567 THUMB2_WORK_REGS): Define.
25568 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
25569 arm_condexec_mask, arm_condexec_masklen)): New variables.
25570 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
25571 (arm_override_options): Check new CPU capabilities.
25572 Set new architecture flag variables.
25573 (arm_isr_value): Handle v7m interrupt functions.
25574 (user_return_insn): Return 0 for v7m interrupt functions. Handle
25576 (const_ok_for_arm): Handle Thumb-2 constants.
25577 (arm_gen_constant): Ditto. Use movw when available.
25578 (arm_function_ok_for_sibcall): Return false for v7m interrupt
25580 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
25581 (thumb_find_work_register, arm_load_pic_register,
25582 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
25583 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
25584 print_multi_reg, output_mov_long_double_fpa_from_arm,
25585 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
25586 output_mov_double_fpa_from_arm, output_move_double,
25587 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
25588 output_return_instruction, arm_output_function_prologue,
25589 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
25590 arm_output_mi_thunk, thumb_set_return_address): Ditto.
25591 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
25592 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
25593 (arithmetic_instr, shift_op): Use arm_shift_nmem.
25594 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
25596 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
25597 (thumb_expand_prologue): Use thumb_set_frame_pointer.
25598 (arm_file_start): Output directive for unified syntax.
25599 (arm_unwind_emit_set): Handle stack alignment instruction.
25600 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
25601 Add v6t2, v7, v7a, v7r and v7m.
25602 (RETLDM): Add Thumb-2 code.
25603 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
25604 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
25605 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
25606 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
25607 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
25608 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
25609 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
25610 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
25611 ADJUST_INSN_LENGTH): Define.
25612 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
25613 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
25614 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
25615 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
25616 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
25617 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
25618 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
25619 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
25620 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
25621 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
25622 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
25623 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
25624 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
25625 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
25626 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
25627 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
25628 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
25630 * config/arm/arm-tune.md: Regenerate.
25631 * config/arm/arm-protos.h: Update prototypes.
25632 * config/arm/vfp.md: Enable patterns for Thumb-2.
25633 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
25634 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
25635 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
25636 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
25637 * config/arm/libunwind.S: Add Thumb-2 code.
25638 * config/arm/constraints.md: Update include Thumb-2.
25639 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
25640 * config/arm/ieee754-df.S: Ditto.
25641 * config/arm/bpabi.S: Ditto.
25642 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
25643 * config/arm/predicates.md (low_register_operand,
25644 low_reg_or_int_operand, thumb_16bit_operator): New.
25645 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
25646 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
25647 * config/arm/t-arm-elf: Add armv7 multilib.
25648 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
25650 (UNSPEC_STACK_ALIGN, ce_count): New.
25651 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
25652 arm_zero_extendsidi2, arm_zero_extendqidi2): New
25654 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
25655 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
25656 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
25657 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
25658 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
25659 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
25661 * doc/extend.texi: Document ARMv7-M interrupt functions.
25662 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
25664 2007-01-03 Jakub Jelinek <jakub@redhat.com>
25666 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
25667 (struct _Unwind_Context): Rename args_size to flags, remove
25668 signal_frame field, add a new args_size field and version field.
25669 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
25670 _Unwind_IsExtendedContext): New inline functions.
25671 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
25672 Assume by_value array is only present if _Unwind_IsExtendedContext.
25673 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
25674 _Unwind_IsSignalFrame.
25675 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
25676 (uw_update_context_1): Use _Unwind_SetSignalFrame.
25677 (uw_init_context_1): Initialize context->flags to
25678 EXTENDED_CONTEXT_BIT.
25679 * config/rs6000/linux-unwind.h (frob_update_context): Use
25680 _Unwind_SetSignalFrame.
25682 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25684 PR middle-end/30353
25685 * gimplify.c (gimplify_modify_expr_complex_part): Move below
25686 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
25689 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
25691 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
25692 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
25693 RET, AT_SP): Remove.
25694 * config/i386/i386.md (*sse_prologue_save_insn): Use return
25697 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25698 * cfgbuild.c (find_basic_blocks): Likewise.
25699 * cfgrtl.c (rtl_create_basic_block): Likewise.
25700 * function.c (temp_slots_at_level): Likewise.
25701 * reg-stack.c (stack_regs_mentioned): Likewise.
25702 * regclass.c (allocate_reg_info): Likewise.
25703 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25704 set_bb_for_stmt, move_block_to_fn): Likewise.
25705 * tree-complex.c (tree_lower_complex): Likewise.
25706 * vec.h (VEC_safe_grow_cleared): New.
25708 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
25710 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
25712 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
25713 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
25715 * cfgloopmanip.c (scale_loop_frequencies): Export.
25716 (loopify): Scale the frequencies by prescribed coefficients.
25717 (set_zero_probability): New function.
25718 (duplicate_loop_to_header_edge): Improve updating of frequencies.
25719 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
25720 and frequencies according to arguments.
25721 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
25723 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
25724 * modulo-sched.c (sms_schedule): Set probabilities for entering
25725 versioned loop correctly.
25726 * tree-vect-transform.c (vect_transform_loop): Ditto.
25727 * cfgloop.h (loopify, loop_version): Declaration changed.
25728 (scale_loop_frequencies): Declared.
25730 2007-01-02 Jan Hubicka <jh@suse.cz>
25732 * cgraph.c: Include tree-flow.h
25733 (cgraph_add_new-function): Handle IPA_SSA mode; execute
25734 early_local_passes.
25735 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
25736 * tree-pass.h (pass_all_early_optimizations): Declare.
25737 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
25738 early_local_passes.
25739 (cgraph_analyze_function): Do early_local_passes.
25740 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25741 Do not add referenced vars.
25742 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
25744 (gate_all_early_local_passes): New gate.
25745 (pass_early_local_passes): Use new gate.
25746 (execute_early_local_optimizations): New functions.
25747 (gate_all_early_optimizations): New gate.
25748 (pass_all_early_optimizations): New pass.
25749 (execute_free_datastructures): Free SSA only when initialized.
25750 (gate_init_datastructures): Init only when optimizing.
25751 (tree_lowering_passes): Do early local passes when called late.
25752 * tree-profile.c (do_tree_profiling): Don't profile functions added
25754 (do_early_tree_profiling, pass_early_tree_profile): Kill.
25755 * tree-cfg.c (update_modified_stmts): Do not update when operands are
25757 * passes.c (init_optimizations_passes): Reorder so we go into SSA
25758 during early_local_passes.
25759 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
25762 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25764 * Makefile.in: Update copyright year.
25766 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
25768 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
25769 in $(lang_checks) and check-consistency targets.
25771 2007-01-02 Jan Hubicka <jh@suse.cz>
25773 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
25774 Do not add referenced vars.
25775 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
25777 * passes.c (init_optimization_passes): Put mudflap_2 after
25778 free_datastructures.
25780 2007-01-02 Jan Hubicka <jh@suse.cz>
25782 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
25783 Set NOTHROW flag on call statements proved to be nothrow.
25784 Update statement of local calls so new pure/const functions are
25785 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
25787 (tree_rest_of_compilation): Register hooks and initialize bitmap
25788 early. Do not set after_inlining flag.
25790 2007-01-02 Steve Ellcey <sje@cup.hp.com>
25792 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
25793 HOST_BITS_PER_LONGLONG
25795 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25798 * c-typeck.c (store_init_value): Don't emit pedantic overflow
25799 warning for non-static initializers.
25801 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
25803 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
25804 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
25805 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
25806 Always use set_unique_reg_note to add REG_EQUAL notes.
25808 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25811 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25813 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25814 * cfgbuild.c (find_basic_blocks): Likewise.
25815 * cfgrtl.c (rtl_create_basic_block): Likewise.
25816 * function.c (temp_slots_at_level): Likewise.
25817 * reg-stack.c (stack_regs_mentioned): Likewise.
25818 * regclass.c (allocate_reg_info): Likewise.
25819 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25820 set_bb_for_stmt, move_block_to_fn): Likewise.
25821 * tree-complex.c (tree_lower_complex): Likewise.
25822 * vec.h (VEC_safe_grow_cleared): New.
25824 2007-01-02 Ian Lance Taylor <iant@google.com>
25826 * c-common.c (c_common_truthvalue_conversion): When warning about
25827 using an assignment as a truth value, set TREE_NO_WARNING.
25829 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25832 * c.opt (Wold-style-declaration): New.
25833 * doc/invoke.texi (C-only Warning Options): New.
25834 (Wold-style-declaration): Document it.
25835 (Wextra): Enabled by -Wextra.
25836 * c-opts.c (c_common_post_options): Enabled by -Wextra.
25837 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
25838 -Wold-style-declaration.
25840 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
25842 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
25843 * cfgbuild.c (find_basic_blocks): Likewise.
25844 * cfgrtl.c (rtl_create_basic_block): Likewise.
25845 * function.c (temp_slots_at_level): Likewise.
25846 * reg-stack.c (stack_regs_mentioned): Likewise.
25847 * regclass.c (allocate_reg_info): Likewise.
25848 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
25849 set_bb_for_stmt, move_block_to_fn): Likewise.
25850 * tree-complex.c (tree_lower_complex): Likewise.
25851 * vec.h (VEC_safe_grow_cleared): New.
25853 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
25855 * c-common.c (c_common_nodes_and_builtins): Since variants of
25856 void_type_node get built before it is given a name, we need to
25857 give those variants the name, too.
25858 (complete_array_type): We need to work with the canonical main
25859 type of the array, from which we will build the qualified version.
25860 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
25861 * print-tree.c (print_node): Display canonical type information
25863 * stor-layout.c (layout_type): When we don't know the
25864 alignment of a type for which we're building an array, we end up
25865 guessing wrong, so make the type require structural equality.
25866 * tree.c (make_node_stat): When we build a new type, it is its
25867 own canonical type.
25868 (build_type_attribute_qual_variant): When building an attribute
25869 variant, its canonical type is the non-attribute variant. However,
25870 if the attributes are target-dependent and they differ, we need to
25871 use structural equality checks for this type.
25872 (build_qualified_type): A qualified type is not equivalent to its
25873 unqualified variant; set the canonical type appropriately.
25874 (build_distinct_type_copy): When building a distinct type from
25875 another type, the new type is its own canonical type.
25876 (build_variant_type_copy): When building a new type variant, we
25877 assume that it is equivalent to the original type.
25878 (build_pointer_type_for_mode): When building a pointer type, also
25879 build a canonical type pointer.
25880 (build_reference_type_for_mode): When building a reference type,
25881 also build a canonical type reference.
25882 (build_index_type): When we can't hash an index type (e.g.,
25883 because its maximum value is negative), the index type requires
25884 structural equality tests.
25885 (build_array_type): Build the canonical form of an array type.
25886 (build_function_type): Function types require structural equality,
25887 because they contain default arguments, attributes, etc.
25888 (build_method_type_directly): Ditto for method types.
25889 (build_offset_type): Build the canonical offset type.
25890 (build_complex_type): Build the canonical vector type.
25891 (make_vector_type): Build the canonical vector type.
25892 * tree.h (TYPE_CANONICAL): New.
25893 (TYPE_STRUCTURAL_EQUALITY_P): New.
25894 (SET_TYPE_STRUCTURAL_EQUALITY): New.
25895 (struct tree_type): Added "canonical" field.
25896 * params.h (VERIFY_CANONICAL_TYPES): New.
25897 * doc/c-tree.texi (TYPE_CANONICAL): Document.
25898 (TYPE_STRUCTURAL_EQUALITY_P): Document.
25899 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
25900 * doc/invoke.texi (verify-canonical-types): Document --param
25901 parameter for verifying canonical types.
25903 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25905 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
25906 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
25907 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
25908 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
25910 * config/rs6000/e500.h: New.
25911 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
25912 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
25914 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
25915 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
25916 TARGET_E500_DOUBLE): Remove.
25917 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
25918 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
25919 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
25920 * config/rs6000/rs6000.c (rs6000_override_options): Use
25921 CHECK_E500_OPTIONS.
25923 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25925 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
25926 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
25927 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
25928 rs6000_emit_cmove): Don't check TARGET_E500.
25929 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
25930 sordered): Don't check TARGET_E500.
25932 2007-01-01 Eric Christopher <echristo@apple.com>
25934 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
25935 HARD_REGISTER_NUM_P.
25937 2007-01-01 Roger Sayle <roger@eyesopen.com>
25939 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
25940 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
25941 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
25944 2007-01-01 Mike Stump <mrs@apple.com>
25946 * configure.ac: Remove support for building with Apple's gcc-3.1.
25948 2007-01-02 Joseph Myers <joseph@codesourcery.com>
25950 PR middle-end/30311
25951 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
25952 REG is a hard register. Do not modify REG before calling
25954 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
25955 multiple of the size of YMODE for certain lowpart cases.
25957 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25959 PR middle-end/30253
25960 * gimplify (voidify_wrapper_expr): Update for
25961 GIMPLE_MODIFY_STMT.
25963 2007-01-01 Andreas Schwab <schwab@suse.de>
25966 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
25967 save of BR0 in extra_spill_size instead of spill_size.
25968 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
25970 (ia64_expand_epilogue): Restore BR0 from its new location.
25972 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25974 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
25975 Use a temporary variable if the left hand side is not a gimple
25978 2007-01-01 Andrew Pinski <pinskia@gmail.com>
25980 * gimplify.c (gimplify_return_expr): Make the temporary variable
25981 for the return expression, a gimple register variable.
25983 2007-01-01 Jan Hubicka <jh@suse.cz>
25985 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
25988 2007-01-01 Mike Stump <mrs@apple.com>
25990 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
25992 * config/darwin.c (machopic_select_rtx_section): Use
25993 HAVE_GAS_LITERAL16.
25994 (darwin_mergeable_constant_section): Likewise.
25995 * configure: Regenerate.
25996 * config.in: Regenerate.
25998 2007-01-01 Jan Hubicka <jh@suse.cz>
25999 Andrew Pinski <pinskia@gmail.com>
26001 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
26002 before starting IPA passes.