1 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4 * sched-int.h (struct deps): Split field 'pending_lists_length' into
5 'pending_read_list_length' and 'pending_write_list_length'. Update
7 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8 to handle two length counters instead of one. Update all uses.
9 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
10 two length counters instead of one.
11 * sched-rgn.c (propagate_deps): Update to handle two length counters
14 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
17 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
18 copy of source, pass it to ix86_expand_vector_set and return
21 2007-04-16 David Ung <davidu@mips.com>
22 Joseph Myers <joseph@codesourcery.com>
24 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
25 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
26 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
27 Add 74K processor information.
28 * config/mips/mips.md: Include 74k.md.
29 (cpu): Add 74kc,74kf,74kx.
30 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
31 * config/mips/74k.md: New.
32 * doc/invoke.texi (MIPS Options): Document 74K support.
34 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
36 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
37 vectorizable_* functions.
38 * tree-vect-transform.c (vectorizable_call): Add check for
39 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
40 (vectorizable_store): likewise.
41 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
43 (vectorizable_operation, vectorizable_type_demotion): Likewise.
44 (vectorizable_type_promotion, vectorizable_load): Likewise.
45 (vectorizable_live_operation, vectorizable_condition): Likewise.
46 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
48 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
50 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
52 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
53 register numbers more.
54 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
55 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
56 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
57 FUNCTION_VALUE_REGNO_P): Likewise.
58 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
59 STATIC_CHAIN_REGNUM): Likewise.
60 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
61 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
62 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
63 * config/m68k/m68k.md (FP_REG): New.
65 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
67 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
70 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
72 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
73 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
76 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
78 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
81 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
84 * c-decl.c (finish_decl): Grab the type of the decl after the call
87 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
89 * common.opt (fforward-propagate): Fix "Optimization" annotation.
91 2007-04-14 Jakub Jelinek <jakub@redhat.com>
94 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
95 post dominators and cleanup cfg before returning.
97 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
99 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
100 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
102 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
104 * config.gcc: Recognize fido.
105 * config/m68k/m68k-devices.def (fidoa): New.
106 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
108 (FL_FIDOA, TARGET_FIDOA): New.
109 * config/m68k/m68k.opt (mfidoa): New.
111 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
114 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
115 when a personality function is used.
117 2007-04-13 Bob Wilson <bob.wilson@acm.org>
119 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
121 2007-04-13 Mike Stump <mrs@apple.com>
123 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
125 * config/darwin.opt (fapple-kext): Make C++ only.
126 * config/darwin.c (darwin_override_options): Remove code to ensure
127 -fapple-kext is given for C++ only.
129 2007-04-13 Richard Sandiford <richard@codesourcery.com>
131 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
132 * config/mips/mips.c (override_options): Call
133 SUBTARGET_OVERRIDE_OPTIONS, if defined.
135 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
137 * config/i386/i386.opt (msvr3-shlib): Removed.
139 * doc/invoke.texi: Remove -msvr3-shlib.
141 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
143 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
144 with "popcnt" instruction.
146 2007-04-13 Richard Guenther <rguenther@suse.de>
148 PR tree-optimization/21258
149 * tree-vrp.c (compare_case_labels): New helper.
150 (find_switch_asserts): New function.
151 (find_assert_locations): Call it for SWITCH_EXPRs.
153 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
155 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
156 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
157 check is now implied in X87_FLOAT_MODE_P.
158 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
159 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
160 (fix_trunc<mode>_i386_fisttp): Ditto.
161 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
162 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
163 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
164 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
165 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
166 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
167 (unnamed_splitters): Ditto.
168 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
169 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
170 FIRST_SSE_REG for local functions when SSE math is enabled or
171 for functions with sseregparm attribute.
172 (standard_80387_constant_p): Return -1 if mode is not
174 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
175 (ix86_expand_compare): Ditto.
176 (ix86_expand_carry_flag_compare): Ditto.
177 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
178 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
179 DECIMAL_FLOAT_MODE_P.
180 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
181 of SCALAR_FLOAT_MODE_P.
182 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
183 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
184 checks before FLOAT_MODE_P.
185 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
191 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
193 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
194 Charles Wilson <libtool@cwilson.fastmail.fm>
196 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
197 (libgcc.mvars): Don't depend on them.
198 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
201 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
203 * doc/invoke.text (--help): Document --help=common.
205 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
207 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
209 2007-04-12 Richard Sandiford <richard@codesourcery.com>
211 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
212 * genemit.c (main): Emit #include "integrate.h".
213 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
214 (LOADGP_RTP): New mips_loadgp_style.
215 * config/mips/mips.h: Include config/vxworks-dummy.h.
216 (TARGET_RTP_PIC): New macro.
217 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
218 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
219 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
221 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
222 -mvxworks-pic when using -mrtp and a PIC option.
223 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
225 (mips_symbolic_constant_p, mips_symbolic_address_p)
226 (mips_symbol_insns): Handle SYMBOL_HALF.
227 (override_options): Warn about -G and -mrtp being used together.
228 Initialize mips_lo_relocs[SYMBOL_HALF].
229 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
230 (mips_emit_loadgp): Handle LOADGP_RTP.
231 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
232 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
233 (tablejump): Handle function-relative case table entries if
235 * config/mips/predicates.md (symbol_ref_operand): New predicate.
237 2007-04-12 Richard Sandiford <richard@codesourcery.com>
239 * config/mips/mips.md (load_call<mode>): Allow any general register.
241 (sibcall_value_internal, sibcall_value_multiple_internal)
242 (call_value_internal, call_value_split, call_value_multiple_internal)
243 (call_value_multiple_split): Remove constraints from operand 0.
245 2007-04-12 Richard Sandiford <richard@codesourcery.com>
247 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
248 rather than loadgp_noshared.
249 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
250 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
252 * config/mips/mips.md (loadgp): Rename to...
253 (loadgp_newabi): ...this.
254 (loadgp_noshared): Rename to...
255 (loadgp_absolute): ...this.
257 2007-04-12 Richard Sandiford <richard@codesourcery.com>
259 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
260 false for locally-binding symbols.
261 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
263 2007-04-12 Richard Sandiford <richard@codesourcery.com>
265 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
266 (SYMBOL_GOT_PAGE_OFST): ...this.
267 (SYMBOL_GOT_GLOBAL): Rename to...
268 (SYMBOL_GOT_DISP): ...this.
269 (SYMBOL_GOTOFF_GLOBAL): Rename to...
270 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
271 * config/mips/mips.c (mips_global_symbol_p): New function.
272 (mips_symbol_binds_local_p): Likewise.
273 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
274 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
275 and mips_symbol_binds_local_p.
276 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
277 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
278 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
280 (mips_ok_for_lazy_binding_p): New function.
281 (mips_load_call_address, mips_expand_call): Use it.
282 (mips_dangerous_for_la25_p): Likewise.
283 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
284 (*got_disp<mode>): Use got_disp_operand instead of
285 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
286 SYMBOL_GOTOFF_GLOBAL.
287 (*got_page<mode>): Use got_page_ofst_operand instead of
289 * config/mips/predicates.md (const_call_insn_operand): Use
290 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
291 (global_got_operand): Rename to...
292 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
294 (local_got_operand): Rename to...
295 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
298 2007-04-12 Richard Sandiford <richard@codesourcery.com>
300 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
301 TARGET_CALL_CLOBBERED_GP.
302 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
303 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
304 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
305 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
306 of TARGET_ABICALLS && !TARGET_NEWABI.
307 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
308 * config/mips/mips.c (mips_load_call_address): Check
309 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
310 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
311 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
312 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
313 TARGET_ABICALLS && TARGET_NEWABI.
314 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
316 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
317 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
318 TARGET_ABICALLS && TARGET_NEWABI.
319 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
320 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
321 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
322 whether indirect calls must use $25.
323 (mips_extra_live_on_entry): Check TARGET_GOT instead of
325 * config/mips/mips.md (jal_macro): Check flag_pic and
326 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
327 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
328 instead of TARGET_ABICALLS.
329 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
330 TARGET_ABICALLS && TARGET_OLDABI.
331 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
332 (sibcall): In the comment above the define_insn, mention
333 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
334 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
335 instead of TARGET_ABICALLS.
337 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
339 * doc/md.texi (Blackfin family constraints): Document PA and PB.
340 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
341 (MACFLAGS_MATCH_P): New macro.
342 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
343 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
344 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
345 the other MACFLAG constants.
346 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
347 (flag_machi): Tighten constraints. Renumber some of the operands.
348 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
350 (flag_machi_parts_acconly): New pattern.
351 (flag_macinithi): Tighten constraints. Allow any accumulator to be
353 (flag_macinit1hi): Tighten constraints.
354 (flag_mul_macv2hi_parts_acconly): New pattern.
356 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
357 Use a more efficient implementation.
358 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
359 inline sequences when not optimizing for size.
361 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
362 movhi_high2low): Delete, merge functionality into...
363 (packv2hi): ... this pattern.
365 2007-02-11 Jie Zhang <jie.zhang@analog.com>
366 * config/bfin/bfin.opt (msim): New option.
368 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
369 (bfin_cpu_t): Typedef of enum bfin_cpu.
370 (bfin_cpu_type): New declaration.
371 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
372 -msim and -mcpu= options.
373 (LIB_SPEC): Likewise.
374 * config/bfin/bfin.c (bfin_cpu_type): Define.
375 (bfin_handle_option): Handle -mcpu= option.
376 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
377 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
378 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
380 2007-04-12 Richard Sandiford <richard@codesourcery.com>
382 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
383 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
384 (powerpc-wrs-vxworksae): Use ${tm_file}.
385 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
386 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
387 * config/i386/vx-common.h: New file.
389 2007-04-12 Richard Sandiford <richard@codesourcery.com>
391 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
394 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
396 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
399 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
403 * c-common.c (c_build_qualified_type): Set canonical type
406 2007-04-12 Richard Guenther <rguenther@suse.de>
408 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
409 lower bound and element size if lower bound is not zero
410 or either of the ARRAY_REF operands is set.
412 2007-04-12 Richard Guenther <rguenther@suse.de>
414 PR tree-optimization/24689
415 PR tree-optimization/31307
416 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
418 * gimplify.c (canonicalize_addr_expr): To be consistent with
419 gimplify_compound_lval only set operands two and three of
420 ARRAY_REFs if they are not gimple_min_invariant. This makes
421 it never at this place.
422 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
424 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
426 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
427 null before emitting a .nsubspa directive.
429 2007-04-11 Diego Novillo <dnovillo@redhat.com>
431 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
432 need_to_partition_p if there are no memory statements in the
435 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
437 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
438 (gcd_of_steps_may_divide_p): New function.
439 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
441 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
443 * reload.c (find_reloads_toplev, find_reloads_address,
444 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
445 not a pointer equality test, to decide if we need to call
446 push_reg_equiv_alt_mem.
448 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
450 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
451 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
452 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
454 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
456 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
457 vector to be positive.
459 2007-04-11 Diego Novillo <dnovillo@redhat.com>
463 * doc/invoke.texi: Document --params max-aliased-vops and
465 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
466 debug_memory_partitions): Move to tree-flow.h
467 * params.h (AVG_ALIASED_VOPS): Define.
468 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
470 (mp_info_t): Likewise.
471 (get_mem_sym_stats_for): New.
472 (set_memory_partition): Move from tree-flow-inline.h.
473 (mark_non_addressable): Only clear the set of symbols for the
474 partition if it exists.
475 (dump_memory_partitions): Move from tree-ssa-operands.c
476 (debug_memory_partitions): Likewise.
477 (need_to_partition_p): New.
478 (dump_mem_ref_stats): New.
479 (debug_mem_ref_stats): New.
480 (dump_mem_sym_stats): New.
481 (debug_mem_sym_stats): New.
482 (update_mem_sym_stats_from_stmt): New.
483 (compare_mp_info_entries): New.
484 (mp_info_cmp): Call it.
485 (sort_mp_info): Change argument to a list of mem_sym_stats_t
487 (get_mpt_for): Move from tree-ssa-operands.c.
488 (find_partition_for): New.
489 (create_partition_for): Remove.
490 (estimate_vop_reduction): New.
491 (update_reference_counts): New.
492 (build_mp_info): New.
493 (compute_memory_partitions): Refactor.
494 Document new heuristic.
495 Call build_mp_info, update_reference_counts,
496 find_partition_for and estimate_vop_reduction.
497 (compute_may_aliases): Populate virtual operands before
498 calling debugging dumps.
499 (delete_mem_sym_stats): New.
500 (delete_mem_ref_stats): New.
501 (init_mem_ref_stats): New.
502 (init_alias_info): Call it.
503 (maybe_create_global_var): Remove alias_info argument.
504 Get number of call sites and number of pure/const call sites
505 from gimple_mem_ref_stats().
506 (dump_alias_info): Call dump_memory_partitions first.
507 (dump_points_to_info_for): Show how many times a pointer has
509 * opts.c (decode_options): For -O2 set --param
510 max-aliased-vops to 500.
511 For -O3 set --param max-aliased-vops to 1000 and --param
512 avg-aliased-vops to 3.
513 * fortran/options.c (gfc_init_options): Remove assignment to
515 * tree-flow-inline.h (gimple_mem_ref_stats): New.
516 * tree-dfa.c (dump_variable): Dump memory reference
518 Dump NO_ALIAS* settings.
519 (referenced_var_lookup): Tidy.
520 (mem_sym_stats): New.
521 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
522 and ORIG are different SSA names for a memory partition.
523 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
524 * tree-flow.h (struct mem_sym_stats_d): Define.
525 (mem_sym_stats_t): Define.
526 (struct mem_ref_stats_d): Define.
527 (struct gimple_df): Add field mem_ref_stats.
528 (enum noalias_state): Define.
529 (struct var_ann_d): Add bitfield noalias_state.
530 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
531 debug_mem_ref_stats, debug_memory_partitions,
532 debug_mem_sym_stats): Declare.
533 * tree-ssa-structalias.c (update_alias_info): Update call
534 sites, pure/const call sites and asm sites in structure
535 returned by gimple_mem_ref_stats.
536 Remove local variable IS_POTENTIAL_DEREF.
537 Increase NUM_DEREFS if the memory expression is a potential
539 Call update_mem_sym_stats_from_stmt.
540 If the memory references memory, call
541 update_mem_sym_stats_from_stmt for all the direct memory
542 symbol references found.
543 (intra_create_variable_infos): Set noalias_state field for
544 pointer arguments according to the value of
545 flag_argument_noalias.
546 * tree-ssa-structalias.h (struct alias_info): Remove fields
547 num_calls_found and num_pure_const_calls_found.
548 (update_mem_sym_stats_from_stmt): Declare.
549 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
550 Set default value to 100.
551 (PARAM_AVG_ALIASED_VOPS): Define.
553 2007-04-11 Richard Guenther <rguenther@suse.de>
556 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
557 a * -b + c as c - a * b if we honor sign dependent rounding.
559 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
561 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
563 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
564 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
566 (initialize_trampoline): Don't use old-style function definition.
567 (bfin_secondary_reload): Mark IN_P argument as unused.
569 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
571 PR tree-optimization/31343
572 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
573 (build_polynomial_chrec): Return a scalar when the evolution is zero.
574 * testsuite/gcc.dg/vect/pr31343.c: New.
576 2007-04-10 Eric Christopher <echristo@apple.com>
578 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
579 * config/i386/i386.md (*cmpfp0): Use.
580 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
581 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
582 (fix_trunc<mode>_i386_fisttp): Ditto.
583 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
584 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
585 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
586 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
587 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
588 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
589 (unnamed_splitters): Ditto.
590 * config/i386/i386.c (output_fix_trunc): Assert that
591 we're not being passed a TFmode operand.
593 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
595 PR tree-optimization/31526
596 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
597 n_basic_blocks to find newly added blocks.
599 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
601 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
603 (fix_trunc<mode>si_sse): Ditto.
604 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
605 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
606 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
607 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
608 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
609 expander using SSEMODEF mode macro.
610 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
611 expander using SSEMODEF mode macro.
612 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
613 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
614 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
615 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
616 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
617 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
618 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
619 Macroize insn using X87MODEF mode macro.
621 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
623 * config/i386/sse.md (sse2_pinsrw): Removed.
624 (sse2_pextrw): Renamed to ...
625 (*sse2_pextrw): This.
627 2007-04-09 Jan Hubicka <jh@suse.cz>
631 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
632 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
633 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
634 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
636 2007-04-09 Jan Hubicka <jh@suse.cz>
638 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
639 multiple fields of union.
641 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
643 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
644 (create_preheaders): Check that loops are available.
645 (fix_loop_structure): Clean up, improve comments.
646 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
647 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
649 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
650 * predict.c (tree_estimate_probability): Do not call
651 calculate_dominance_info. Call create_preheaders.
652 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
653 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
655 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
656 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
657 * tree-cfg.c (tree_split_edge): Make an assert more precise.
658 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
661 2007-04-08 Jan Hubicka <jh@suse.cz>
663 * tree.h (maybe_fold_offset_to_component_ref): Declare.
664 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
665 * fold-const.c (fold_unary): Use it.
667 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
669 * varasm.c (assemble_variable): Remove call to
670 lang_hooks.decls.prepare_assemble_variable.
671 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
672 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
673 * langhooks.h (lang_hooks_for_decls): Remove
674 prepare_assemble_variable.
676 2007-04-08 Mike Stump <mrs@apple.com>
678 * config/i386/i386.c: Use inc/dec on Core2.
680 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
682 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
683 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
684 lhd_tree_inlining_end_inlining): Remove.
685 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
686 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
688 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
689 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
690 lhd_tree_inlining_end_inlining): Remove prototypes.
691 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
692 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
693 LANG_HOOKS_TREE_INLINING_START_INLINING,
694 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
696 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
699 2007-04-08 Anatoly Sokolov <aesok@post.ru>
702 * config/avr/predicates.md (io_address_operand): Delete predicate.
703 (low_io_address_operand): Don't use 'mode' argument.
704 (higth_io_address_operand): Rename ...
705 (high_io_address_operand): ... to this. Don't use 'mode' argument.
706 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
709 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
711 Revert change removing staticp.
713 2007-04-07 Anatoly Sokolov <aesok@post.ru>
716 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
719 2007-04-07 Bruce Korb <bkorb@gnu.org>
721 * c.opt: Add -Wformat-contains-nul.
722 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
724 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
725 the NUL byte warning.
727 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
729 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
731 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
733 * tree.c (staticp): No longer use staticp langhook.
734 * langhooks.c (lhd_staticp): Removed.
735 * langhooks.h (struct lang_hooks): Remove staticp.
736 * c-common.c (c_staticp): Remove.
737 * c-common.h (c_staticp): Ditto.
738 * langhooks-defs.h (lhd_staticp): Ditto.
739 (LHD_HOOKS_STATICP): Ditto
740 * tree.h (gcc_assert_lowered): New macro.
742 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
744 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
746 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
747 Add argument "reliable". Propagate it through calls.
748 (infer_loop_bounds_from_undefined): Derive number of iterations
749 estimates from references in blocks that do not dominate loop latch.
750 (gcov_type_to_double_int): New function.
751 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
752 and expected_loop_iterations_unbounded.
753 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
754 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
755 * tree-data-ref.c (estimated_loop_iterations): Export.
756 (get_references_in_stmt): Fix -- do not return addresses of local
758 * cfgloop.h (expected_loop_iterations_unbounded,
759 estimated_loop_iterations): Declare.
761 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
763 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
765 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
767 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
768 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
769 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
770 Use output_387_reg_move().
771 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
772 expander using X87MODEF12 mode macro.
773 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
774 choosing register preferences. Use output_387_reg_move().
775 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
776 instead of "x". Use output_387_reg_move().
777 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
778 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
779 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
780 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
781 Use output_387_reg_move().
782 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
784 (*truncxf?f_i387 splitter): Ditto.
786 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
788 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
789 LANG_HOOKS_SAFE_FROM_P.
790 * expr.c (safe_from_p): Remove langhook call.
791 * langhooks.h (lang_hooks): Remove safe_from_p.
792 (lhd_safe_from_p): Remove prototype.
793 * langhooks.c (lhd_safe_from_p): Remove.
795 2007-04-06 Jan Hubicka <jh@suse.cz>
797 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
800 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
802 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
803 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
804 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
805 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
807 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
808 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
810 2007-04-05 Richard Henderson <rth@redhat.com>
812 * config/alpha/alpha.c (print_operand) [+]: Remove.
813 (alpha_end_function): Print nop if call at end of function.
814 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
815 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
816 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
817 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
818 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
819 the call pattern. Update peepholes to match.
821 2007-04-05 Janis Johnson <janis187@us.ibm.com>
823 * doc/extend.texi (Other Builtins): Add decimal float variants
825 * builtins.def: Ditto.
826 * builtins.c (expand_builtin): Ditto.
828 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
829 H.J. Lu <hongjiu.lu@intel.com>
832 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
833 of V8HImode when calling ix86_binary_operator_ok.
834 (sse2_pmaddwd): Call ix86_binary_operator_ok.
835 (sdot_prodv8hi): Operands 1 and 2 must be register.
837 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
839 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
840 initialize align to silence bogus warning.
842 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
845 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
847 (struct sra_walk_fns): Remove use_all parameter from use.
848 (sra_hash_tree): Handle BIT_FIELD_REFs.
849 (sra_elt_hash): Don't hash bitfld blocks.
850 (sra_elt_eq): Skip them in parent compares as well. Handle
852 (sra_walk_expr): Don't maintain or pass down use_all_p.
853 (scan_use): Remove use_all parameter.
854 (scalarize_use): Likewise. Re-expand assignment to
855 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
856 output, and re-scalarize after output. Don't mark anything
858 (scalarize_ldst): Adjust.
859 (scalarize_walk_gimple_modify_statement): Likewise.
860 (build_element_name_1): Handle BIT_FIELD_REFs.
861 (instantiate_element): Don't warn for any element whose parent
863 (instantiate_missing_elements_1): Return the sra_elt.
864 (canon_type_for_field): New.
865 (try_instantiate_multiple_fields): New.
866 (instantiate_missing_elemnts): Use them.
867 (mark_no_warning): Removed.
868 (generate_one_element_ref): Handle BIT_FIELD_REFs.
869 (REPLDUP, sra_build_elt_assignment): New.
870 (generate_copy_inout): Use them.
871 (generate_element_copy): Likewise. Handle bitfld differences.
872 (generate_element_zero): Don't recurse for blocks. Use
873 sra_build_elt_assignment.
874 (generate_one_element_int): Take elt instead of var. Use
875 sra_build_elt_assignment.
876 (generate_element_init_1): Adjust.
877 (scalarize_use, scalarize_copy): Use REPLDUP.
878 (scalarize_ldst): Move assert before dereference.
879 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
881 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
883 * regmove.c: Fix unused variable warnings due to previous commit.
885 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
887 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
888 (regmove_bb_head): Remove.
889 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
890 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
891 problems with fixup_match_1.
892 Don't initialize/free regmove_bb_head.
894 (reg_is_remote_constant_p): If an insn is in the same basic block
895 but not before INSN, consider it remote, too.
897 2007-04-05 Anatoly Sokolov <aesok@post.ru>
900 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
901 DECL_ASSEMBLER_NAME, not the DECL_NAME.
903 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
905 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
906 (CONDITIONAL_REGISTER_USAGE): Likewise.
908 2007-04-04 Richard Henderson <rth@redhat.com>
910 * config/alpha/lib1funcs.asm: Remove unused file.
912 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
915 * opts.c (print_specific_help): Fix --help=<language>
917 (common_handle_option): Support --help=common.
919 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
922 * gcc.c (main): Do not run the linker if
923 print_subprocess_help indicates that it shouldn't be
926 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
929 * doc/invoke.texi (--help=): Document <languages> value, fix
930 formatting in tables of values.
932 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
934 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
935 dllimport attribute of virtual methods.
937 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
939 * config/score/crti.asm: Change _bss_start to __bss_start.
940 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
941 (OUTGOING_REG_PARM_STACK_SPACE) update.
942 * config/score/score.opt: add options to make backend support
943 score5, score5u, score7 and score7d.
944 * config/score/score.md: Likewise.
945 * config/score/misc.md: Likewise.
946 * config/score/mac.md: Likewise.
947 * doc/invoke.texi: Likewise.
948 * doc/md.texi: update constraints define.
950 2007-04-03 Richard Henderson <rth@redhat.com>
952 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
953 an appropriate type, use the mode instead.
955 2007-04-03 Richard Sandiford <richard@codesourcery.com>
957 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
958 Set the default --with-arch setting to mips2.
959 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
960 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
961 (MULTILIB_OSDIRNAMES): Delete.
962 (MULTILIB_DIRNAMES): Define.
963 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
964 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
965 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
966 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
967 VXWORKS_OS_CPP_BUILTINS.
968 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
969 (MIPS_DEBUGGING_INFO): Undefine.
970 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
972 2007-04-03 Jakub Jelinek <jakub@redhat.com>
975 * fold-const.c (native_encode_real): Encode real.c provided longs
976 as a series of 32-bit native integers.
977 (native_interpret_real): Interpret buffer as a series of 32-bit
980 2007-04-03 Richard Guenther <rguenther@suse.de>
982 * genpreds.c (write_insn_constraint_len): Write function
983 optimized for CONSTRAINT_LEN implementation.
984 (write_tm_preds_h): Output insn_constraint_len inline and
985 use it for CONSTRAINT_LEN.
986 (write_insn_preds_c): Don't output insn_constraint_len.
987 * doc/md.texi (define_register_constraint): Document multi-letter
988 constraints shall have the same length if they start with the same
991 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
994 * config/i386/i386.md (isinf<mode>2): Expand only when
995 TARGET_C99_FUNCTIONS is set.
997 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
999 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
1000 (x86_64-*-linux*): Ditto.
1001 * config/i386/i386.opt (mpc): New option.
1002 * config/i386/i386.c (overrride_options): Handle
1003 ix87_precision_string.
1004 * config/i386/crtprec.c: New file.
1005 * config/i386/t-crtpc: Ditto.
1006 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
1008 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
1009 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1010 crtprec32.o, crtprec64.o and crtprec80.o.
1012 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
1014 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
1016 2007-04-02 Eric Christopher <echristo@apple.com>
1018 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
1019 limitations on darwin.
1021 2007-04-02 Anatoly Sokolov <aesok@post.ru>
1024 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
1026 2007-04-02 Dave Korn <dave.korn@artimi.com>
1028 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
1030 2007-04-02 Dave Korn <dave.korn@artimi.com>
1032 * libgcc2.h (exception_descriptor): Don't forward-declare.
1033 (__get_eh_table_language, __get_eh_table_version): Delete
1034 prototypes of long-dead functions.
1036 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
1038 * ebitmap.h: New file
1039 * ebitmap.c: New file
1040 * Makefile.in (ebitmap.o): New target.
1042 2007-04-01 Jan Hubicka <jh@suse.cz>
1044 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
1045 before very first instruction.
1047 2007-04-01 Jan Hubicka <jh@suse.cz>
1049 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
1050 waring on 64bit hosts.
1051 * bitmap.h: Fix typo in bitmap_head_def.
1053 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
1055 PR rtl-optimization/31391
1056 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
1057 into a DELETED_LABEL note, and the label is in an empty basic
1058 block, update BB_END as well as BB_HEAD.
1060 2007-04-01 Richard Henderson <rth@redhat.com>
1062 PR tree-optimization/31169
1063 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
1064 to varying if the range is outside [0, prec-1].
1066 2007-04-01 Richard Sandiford <richard@codesourcery.com>
1069 * config/mips/mips.md (load_const_gp): New insn.
1070 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
1071 the MIPS16 GP pseudo register if no_new_pseudos.
1072 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
1074 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1077 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
1079 (call_value): Likewise.
1081 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
1082 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1085 * doc/invoke.texi: (optimization options): Reword description
1086 of -ffast-math. Document its primary purpose.
1088 2007-03-31 Richard Guenther <rguenther@suse.de>
1090 * omp-low.c (splay-tree.h): Include.
1091 (lookup_decl): Replace splay-tree usage by pointer-map.
1092 (maybe_lookup_decl): Likewise.
1093 (new_omp_context): Likewise.
1094 (delete_omp_context): Likewise.
1095 * gimplify.c (splay-tree.h): Include.
1096 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
1098 (remap_ssa_name): Likewise.
1099 (remap_decl): Likewise.
1100 (remap_type_1): Likewise.
1101 (remap_type): Likewise.
1102 (copy_body_r): Likewise.
1103 (expand_call_inline): Likewise.
1104 (clone_body): Likewise.
1105 (copy_tree_r): Likewise.
1106 (remap_save_expr): Likewise.
1107 (unsave_r): Likewise.
1108 (unsave_expr_now): Likewise.
1109 (tree_function_versioning): Likewise.
1110 (build_duplicate_type): Likewise.
1111 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
1112 (struct copy_body_data): Replace splay-tree by pointer-map.
1113 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
1114 not $(SPLAY_TREE_H).
1115 (gimplify.o): Depend on $(SPLAY_TREE_H).
1116 (omp-low.p): Likewise.
1118 2007-03-31 Anatoly Sokolov <aesok@post.ru>
1120 * config/avr/predicates.md (even_register_operand,
1121 odd_register_operand): New predicates.
1122 * config/avr/avr.md (movw peephole2): New.
1123 (movw_r peephole2): New.
1125 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
1127 * tree.h (get_signed_or_unsigned_type): New.
1128 * fold-const.c (operand_equal_for_comparison_p): Use
1129 get_signed_or_unsigned_type instead of
1130 lang_hooks.types.signed_or_unsigned_type.
1131 * expr.c (store_expr): Ditto.
1132 * langhooks.c (get_signed_or_unsigned_type): New.
1133 (lhd_signed_or_unsigned_type): New.
1134 * langhooks.h (lhd_signed_or_unsigned_type): New.
1135 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
1137 2007-03-30 Richard Henderson <rth@redhat.com>
1139 * tree-ssa-loop-ivopts.c: Include target.h.
1140 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
1141 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
1142 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
1143 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
1145 2007-03-30 Richard Henderson <rth@redhat.com>
1146 Kai Tietz <kai.tietz@onevision.com>
1148 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
1150 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
1151 (TARGET_64BIT_MS_ABI): New.
1152 (DBX_REGISTER_NUMBER): Handle 64-bit.
1153 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
1154 (LONG_TYPE_SIZE): Force to 32.
1155 (REG_PARM_STACK_SPACE): New.
1156 (OUTGOING_REG_PARM_STACK_SPACE): New.
1157 (REGPARM_MAX, SSE_REGPARM_MAX): New.
1158 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1159 (STACK_BOUNDARY): Use 128 for 64-bit.
1160 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
1161 Add 64-bit implementation.
1162 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
1164 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
1165 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
1166 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
1167 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
1168 (ix86_handle_cconv_attribute): Don't warn when ignoring if
1169 TARGET_64BIT_MS_ABI.
1170 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
1171 (ix86_pass_by_reference): Likewise.
1172 (ix86_function_value_regno_p): Likewise.
1173 (ix86_build_builtin_va_list): Likewise.
1174 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1175 (function_arg_advance_ms_64): New.
1176 (function_arg_advance): Call it.
1177 (function_arg_ms_64): New.
1178 (function_arg): Call it.
1179 (function_value_ms_64): New.
1180 (ix86_function_value_1): Call it.
1181 (return_in_memory_ms_64): New.
1182 (ix86_return_in_memory): Call it.
1183 (setup_incoming_varargs_ms_64): New.
1184 (ix86_setup_incoming_varargs): Call it.
1185 (ix86_expand_prologue): Handle 64-bit stack probing.
1186 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
1187 (output_pic_addr_const): Likewise.
1188 (x86_this_parameter): Likewise.
1189 (x86_output_mi_thunk): Likewise.
1190 (x86_function_profiler): Likewise.
1191 (TARGET_STRICT_ARGUMENT_NAMING): New.
1192 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
1193 (TARGET_64BIT_MS_ABI): New.
1194 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
1195 * config/i386/i386.md (allocate_stack_worker): Remove.
1196 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
1197 describe the clobber of eax without a match_scratch.
1198 (allocate_stack_worker_postreload): Remove.
1199 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
1200 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
1201 (allocate_stack_worker_rex64_postreload): Remove.
1202 (allocate_stack): Handle 64-bit.
1203 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
1204 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
1205 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
1206 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
1207 (STANDARD_STARTFILE_PREFIX_1): Likewise.
1208 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
1209 * config.build (x86_64-*-mingw*): New host.
1210 * config.host (x86_64-*-mingw*): New host.
1211 * config.gcc (x86_64-*-mingw*): New target.
1212 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
1214 2007-03-30 Richard Henderson <rth@redhat.com>
1215 Kai Tietz <kai.tietz@onevision.com>
1217 * c-pragma.c (struct def_pragma_macro_value): New.
1218 (struct def_pragma_macro): New.
1219 (pushed_macro_table): New.
1220 (dpm_hash, dpm_eq): New.
1221 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
1222 (init_pragma): Install them.
1223 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1225 2007-03-30 Anatoly Sokolov <aesok@post.ru>
1227 * config/avr/avr.c (avr_override_options): Clear
1228 'flag_delete_null_pointer_checks'.
1230 2007-03-30 Paolo Carlini <pcarlini@suse.de>
1233 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
1234 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
1235 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
1236 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
1237 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
1238 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
1239 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
1241 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
1243 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
1245 * regmove.c: Move all of pass_stack_adjustments from here...
1246 * combine-stack-adj.c: ...to this new file.
1247 * Makefile.in: Add rules for combine-stack-adj.o.
1249 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
1251 PR tree-optimization/31383
1252 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
1253 to have the same length.
1255 2007-03-30 Jan Hubicka <jh@suse.cz>
1258 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
1259 availablility; add more sanity checking; ask varpool only about
1262 2007-03-29 Richard Henderson <rth@redhat.com>
1264 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
1265 to decide, but __SIZEOF_LONG_LONG__.
1267 2007-03-29 Richard Henderson <rth@redhat.com>
1269 * emutls.c (struct __emutls_array): New.
1270 (emutls_destroy): Use it instead of casting element 0 from void*.
1271 (__emutls_get_address): Likewise.
1273 2007-03-29 Richard Henderson <rth@redhat.com>
1275 * varasm.c (initializer_constant_valid_p): Don't deny
1276 DECL_DLLIMPORT_P on functions.
1278 * config/i386/cygming.h: Remove function declarations.
1279 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
1280 (ASM_OUTPUT_LABELREF): Remove.
1281 (COMMON_ASM_OP): Remove.
1282 (ASM_OUTPUT_COMMON): Remove.
1283 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
1284 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
1285 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1286 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
1287 Rename from TARGET_ENCODE_SECTION_INFO.
1288 * config/i386/netware.h: Likewise.
1289 * config/i386/i386-protos.h: Update.
1290 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
1291 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
1292 (legitimate_constant_p): Reject dllimports.
1293 (dllimport_map, get_dllimport_decl): New.
1294 (legitimize_dllimport_symbol): New.
1295 (legitimize_address, ix86_expand_move): Use it.
1296 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
1297 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
1298 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
1299 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
1300 * config/i386/predicates.md (constant_call_address_operand): Only
1301 accept symbols; reject dllimport_p symbols.
1302 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
1303 i386_pe_maybe_record_exported_symbol.
1304 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
1305 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
1306 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
1307 trust the setting of DECL_DLLIMPORT_P.
1308 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
1309 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
1310 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
1311 tidy the argument scanning loop.
1312 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
1313 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
1314 (i386_pe_strip_name_encoding): Remove.
1315 (i386_pe_binds_local_p): New.
1316 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
1317 (i386_pe_output_labelref): Remove.
1318 (i386_pe_asm_output_aligned_decl_common): New.
1319 (i386_pe_maybe_record_exported_symbol): Rename from
1320 i386_pe_record_exported_symbol; check for dllexported symbols.
1322 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
1324 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
1325 add comment explaining why vsnprintf cannot be used.
1327 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
1329 PR tree-optimization/30666
1330 * tree.c (build_complex_type): When creating type names for DWARF2
1331 debug info, create TYPE_DECLs for TYPE_NAME instead of
1333 (build_common_tree_nodes_2): Use build_complex_type when building
1334 predefined complex types, to preserve canonical types.
1336 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
1338 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
1339 (noce_get_alt_condition): Look at it to determine whether to
1340 reverse the condition or not.
1341 (noce_get_condition): Substitute the truth for lies.
1342 (noce_find_if_block): Set the then_else_reversed field.
1344 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
1346 * config/fr30/fr30.md (movdi): Do not accept immediates as the
1347 destination of this insn.
1348 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
1349 than calling gen_rtx_SET directly. Use r0 to hold the value of
1350 'address + 4' rather than a stack based temporary which can be
1353 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1355 * config/s390/s390.c (s390_secondary_input_reload_class,
1356 s390_secondary_output_reload_class): Functions removed.
1357 (s390_secondary_reload): New function.
1358 (TARGET_SECONDARY_RELOAD): Target macro defined.
1359 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
1360 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
1361 * config/s390/s390.md ("reload_outti", "reload_outdi",
1362 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
1363 "reload_out<mode>"): Expanders removed.
1364 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
1365 "reload<mode>_nonoffmem_out"): Expanders added.
1367 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1369 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
1370 SRC->DEST replacement failed anyway.
1372 2007-03-28 Mike Stump <mrs@apple.com>
1374 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
1375 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
1376 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
1378 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1380 * config.gcc: Accept barcelona as a variant of amdfam10.
1381 * config/i386/i386.c (override_options): Likewise.
1382 * doc/invoke.texi: Likewise.
1384 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
1386 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
1387 offsets for BIT_FIELD_REF and COMPONENT_REF.
1389 2007-03-28 Richard Guenther <rguenther@suse.de>
1391 * tree.c (is_global_var): Move ...
1392 * tree-flow-inline.h (is_global_var): ... here.
1393 * tree.h (is_global_var): Remove declaration.
1395 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
1397 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
1399 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
1400 * config/i386/i386.c (ix86_tune_features): Initialize new
1402 * config/i386/predicates.md (promotable_binary_operator): Use
1403 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
1405 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
1408 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
1410 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
1412 * config/fr30/fr30.md (movsi_internal): Change destination
1413 constraint from m to V and add m to the end.
1415 2007-03-28 Christian Bruel <christian.bruel@st.com>
1417 * config/sh/sh.md (movsi_i): Fix type attribute.
1419 2007-03-28 Christian Bruel <christian.bruel@st.com>
1421 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
1422 (movsf_ie): Likewise.
1424 2007-03-28 Christian Bruel <christian.bruel@st.com>
1426 * config.gcc: Add sh4-300 to multilib.
1427 * config/sh/t-mlib-sh4-300: New file.
1429 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
1431 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
1432 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
1434 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
1435 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
1436 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
1437 "fixuns_trunctddi2"): Whitespace fix.
1439 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
1441 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
1442 the definition of struct sh_args.
1443 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
1444 CALL_COOKIE_INT_REG_GET): Likewise.
1446 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
1448 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
1449 transformations are applied successfully.
1451 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
1453 * tree.c (tree_contains_struct): Permit 512 tree codes.
1454 * tree.h (tree_contains_struct): Ditto.
1455 (MAX_TREE_CODES): Ditto.
1456 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
1457 SPARE member to store remaining padding bits.
1459 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1461 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
1464 2007-03-27 Janis Johnson <janis187@us.ibm.com>
1466 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
1467 * configure: Regenerate.
1469 * configure: Regenerate using the correct version of autoconf.
1471 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1473 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
1475 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
1476 regs to "__SP_L__" and "__SP_H__".
1478 2007-03-27 Richard Guenther <rguenther@suse.de>
1480 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
1481 computations with it with a HOST_WIDE_INT variable.
1483 2007-03-26 Mike Stump <mrs@apple.com>
1485 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
1486 objective-c-header, objective-c++-header and objc++-cpp-output
1488 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1490 2007-03-26 Richard Henderson <rth@redhat.com>
1493 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
1494 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
1495 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
1496 IX86_BUILTIN_PSRLQ128): New.
1497 (ix86_init_mmx_sse_builtins): Add them.
1498 (ix86_expand_builtin): Expand them.
1499 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
1500 operand 2 be TImode.
1501 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
1502 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
1503 _mm_srli_epi64): Mark __B const.
1504 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
1505 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
1506 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
1507 new two-vector shift builtins.
1509 2007-03-26 Ian Lance Taylor <iant@google.com>
1511 PR tree-optimization/31345
1512 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
1513 [+INF, +INF(OVF)] into VARYING.
1515 2007-03-26 Zack Weinberg <zackw@panix.com>
1517 * gengtype-parse.c: New file.
1518 * gengtype-yacc.y: Delete.
1519 * gengtype-lex.l: Don't include gengtype-yacc.h.
1520 Define YY_DECL and yyterminate appropriately for recursive
1521 descent parser. yylval is now a string out-parameter to yylex.
1522 (HWS, EOID): New shorthand.
1523 (IWORD): Add a couple more types.
1524 (yylex): Add a setup stanza. Remove the complex rules for
1525 detecting GTY'ed types and typedefs; replace with simple
1526 keyword detectors. Adjust everything for the changed
1527 definition of yylval. Ignore all pp-directives, not just #define.
1529 (parse_file): Rename yybegin; do not call yyparse.
1531 * gengtype.c (xasprintf): Export again.
1532 (this_file): New. Use everywhere __FILE__ was being used.
1533 (get_lang_bitmap): Special case types defined in gengtype.c.
1534 (do_typedef, new_structure): Suppress definition of certain types.
1535 (new_structure): Improve diagnostics of duplicate definitions.
1536 Make sure location_s is associated with input.h.
1537 (nreverse_pairs, define_location_structures): New functions.
1538 (main): Improve tagging of kludge types. Remove old kludges
1539 for input.h types; use define_location_structures.
1540 * gengtype.h: Update prototypes. Define token codes here.
1541 * Makefile.in: Remove all references to gengtype-yacc.
1542 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
1544 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
1545 add GTY((skip)) to the field that's only conditionally there.
1546 * doc/install.texi: Document that Bison is no longer required
1547 unless building treelang.
1549 * gengtype.c: Don't include gtyp-gen.h.
1550 (srcdir): Declare here.
1551 (base_files, lang_dir_names): Allocate dynamically.
1552 (gt_files, num_gt_files, num_lang_dirs): New globals.
1553 (measure_input_list, read_input_line, read_input_list)
1554 (set_lang_bitmap): New functions.
1555 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
1556 simplify, relying on read_input_list to set up the bitmaps.
1557 (main): Arguments are no longer unused. Check for correct number
1558 of command line arguments, set srcdir and srcdir_len, then call
1559 read_input_list, before doing anything else. No need to worry
1560 about duplicates in main loop.
1561 * configure.ac: Simplify the calculation of all_gtfiles.
1562 Put language tags in there. Don't set or substitute
1563 all_gtfiles_files_langs or all_gtfiles_files_frags.
1564 * Makefile.in: Revamp the way gengtype is invoked, now that it
1565 takes a file on its command line with a much simpler format.
1566 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
1567 (GTFILES): Remove duplicates and C source files.
1568 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
1569 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
1570 * configure: Regenerate.
1572 * gengtype.h: Remove all type definitions to gengtype.c; leave
1573 only definitions of options_p, type_p, and pair_p as opaque
1574 pointers. Update prototypes.
1575 * gengtype.c: Many type definitions moved here from gengtype.h.
1576 Consolidate type definitions at the top of the file.
1577 (xvasprintf): Delete.
1578 (xasprintf): Make static.
1579 (create_nested_pointer_option): Add 'next' parameter.
1580 (create_field_all, create_field_at): New functions.
1581 (create_field): Now a thin wrapper around create_field_all.
1582 (create_optional_field): Rename create_optional_field_ and add
1583 line argument. Original name is now a macro which supplies
1585 (oprintf): Use vsnprintf directly.
1586 (close_output_files): Use fatal rather than perror/exit.
1587 (note_def_vec, note_def_vec_alloc): Use create_field_at.
1588 (main): Set progname. Don't use exit.
1589 * gengtype-yacc.y (struct_fields): Use create_field_at.
1590 (option, optionseqopt): Delete.
1591 (optionseq): Consolidate productions from option here so we
1592 can use the first argument to create_option.
1594 * gengtype-lex.l: Distinguish unions from structures in the
1595 token type. Don't call find_structure; return the tag as a string.
1596 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
1597 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
1598 Reorganize typedef_struct production accordingly.
1599 Use create_nested_ptr_option.
1600 * gengtype.c (create_nested_ptr_option): New function.
1601 * gengtype.h: Declare it.
1603 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
1604 (string_type): Don't declare.
1605 (do_scalar_typedef): Declare.
1606 (create_scalar_type): Update prototype.
1607 * gengtype.c (string_type): Make static.
1608 (scalar_nonchar, scalar_char): New.
1609 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
1610 (resolve_typedef): Use scalar_nonchar for error recovery.
1611 (create_scalar_type): Remove name_len field. Return scalar_char
1612 or scalar_nonchar as appropriate.
1613 (adjust_field_type): Look at scalar_is_char boolean to decide whether
1615 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
1617 (main): Initialize scalar_char and scalar_nonchar before calling
1619 * gengtype-lex.l: Adjust for removal of second argument to
1620 create_scalar_type. Use yylval.s instead of yylval.t when
1622 * gengtype-yacc.y: Type of SCALAR is string. Call
1623 create_scalar_type from type:SCALAR rule. Adjust for removal of
1624 second argument to create_scalar_type.
1626 * vec.h: Remove all #if IN_GENGTYPE blocks.
1627 Add comment saying that changes may require adjustments to gengtype.
1628 * gengtype.c: Don't include coretypes.h or tm.h.
1629 Add comment to inclusion of errors.h.
1630 (note_def_vec, note_def_vec_alloc): New functions.
1631 * gengtype.h: Declare new functions.
1632 * gengtype-lex.l: Don't include coretypes.h.
1633 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
1635 (update_lineno): Remove unnecessary prototype.
1636 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
1637 (VEC rule): Just return VEC_TOKEN.
1638 * gengtype-yacc.y (VEC_TOKEN): New token type.
1639 (type): Add a production for VEC(a,b).
1640 * Makefile.in: Update dependencies.
1642 * gengtype-lex.l: Remove rules for parsing pointer-to-function
1643 typedefs that use the old PARAMS macro.
1645 * gengtype-lex.l: Remove all rules and states relating to yacc
1647 * gengtype-yacc.y: Similarly.
1648 * gengtype.c (note_yacc_type): Delete function.
1649 * gengtype.h: Update prototypes.
1651 2007-03-26 Joseph Myers <joseph@codesourcery.com>
1653 * tree-pretty-print.c (dump_generic_node): Report precision of
1654 unnamed integer types.
1656 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
1658 * ifcvt.c (noce_try_store_flag_constants): Don't check
1659 no_new_pseudos here.
1660 (noce_try_store_flag_constants): Don't check no_new_pseudos.
1661 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
1662 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
1663 noce_try_sign_mask): Likewise.
1664 (if_convert): Check no_new_pseudos here.
1666 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
1668 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
1669 (noce_get_condition): Handle new then_else_reversed argument.
1670 (noce_init_if_info): Remove, fold into noce_find_if_block.
1671 (noce_process_if_block): Take a struct noce_if_info as the
1672 argument. Don't set up one based on ce_if_info. Update pointer
1673 references accordingly.
1674 (cond_move_process_if_block): Likewise.
1675 (process_if_block): Removed.
1676 (find_if_block): Removed. Move functionality two new functions,
1677 noce_find_if_block and cond_exec_find_if_block.
1678 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
1679 blocks and the symmetric IF-ELSE-JOIN case.
1680 (cond_exec_find_if_block): Also new function mostly based on old
1681 find_if_block and process_if_block.
1682 (find_if_header): Replace find_if_block call with separately
1683 guarded calls to noce_find_if_block and cond_exec_find_if_block.
1684 (find_cond_trap): Update noce_get_condition call.
1685 (dead_or_predicable): Likewise.
1687 2007-03-26 Jakub Jelinek <jakub@redhat.com>
1689 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
1691 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
1692 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
1693 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
1694 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
1695 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
1696 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
1697 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
1698 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
1699 __builtin_ia32_psrad128 builtins.
1701 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
1703 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
1704 * config/i386/constraints.md
1705 (define_constraint "I"): Use IN_RANGE macro.
1706 (define_constraint "J"): Ditto.
1707 (define_constraint "K"): Ditto.
1708 (define_constraint "M"): Ditto.
1709 (define_constraint "N"): Ditto.
1710 (define_constraint "O"): Ditto.
1711 * config/i386/predicates.md
1712 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
1713 (define_predicate "const_0_to_3_operand"): Ditto.
1714 (define_predicate "const_0_to_7_operand"): Ditto.
1715 (define_predicate "const_0_to_15_operand"): Ditto.
1716 (define_predicate "const_0_to_63_operand"): Ditto.
1717 (define_predicate "const_0_to_255_operand"): Ditto.
1718 (define_predicate "const_1_to_31_operand"): Ditto.
1719 (define_predicate "const_2_to_3_operand"): Ditto.
1720 (define_predicate "const_4_to_7_operand"): Ditto.
1722 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1724 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
1725 in SImode for save_world.
1726 * config/rs6000/altivec.md (save_world, restore_world): Convert to
1729 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
1731 PR tree-optimization/30784
1732 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
1735 2007-03-25 Revital Eres <eres@il.ibm.com>
1737 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
1738 Fold movement_possibility function into it.
1740 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1742 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
1743 (load_macho_picbase_{si,di}): Convert to LR hard reg.
1744 (call_indirect_nonlocal_darwin64): Same.
1745 (call_nonlocal_darwin64): Same.
1746 (call_value_indirect_nonlocal_darwin64): Same.
1747 (call_value_nonlocal_darwin64): Same.
1748 (sibcall_nonlocal_darwin64): Same.
1749 (sibcall_value_nonlocal_darwin64): Same.
1750 (sibcall_symbolic_64): Same.
1751 (sibcall_value_symbolic_64): Same.
1752 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
1754 (rs6000_emit_load_toc_table): Same.
1755 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
1756 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
1762 (load_toc_v4_pic_si): Same
1763 (load_toc_v4_PIC_1): Same.
1764 (load_toc_v4_PIC_1b): Same.
1765 (call_indirect_aix{32,64}): Same.
1766 (call_value_indirect_aix{32,64}): Same.
1769 (call_local{32,64}): Same.
1770 (call_value_local{32,64}): Same.
1771 (call_indirect_nonlocal_aix{32,64}): Same.
1772 (call_nonlocal_aix{32,64}): Same.
1773 (call_value_indirect_nonlocal_aix{32,64}): Same.
1774 (call_value_nonlocal_aix{32,64}): Same.
1775 (call_indirect_nonlocal_sysv<mode>): Same.
1776 (call_nonlocal_sysv<mode>): Same.
1777 (call_value_indirect_nonlocal_sysv<mode>): Same.
1778 (call_value_nonlocal_sysv<mode>): Same.
1780 (sibcall_local{32,64}): Same.
1781 (sibcall_value_local{32,64}): Same.
1782 (sibcall_nonlocal_aix{32,64}): Same.
1783 (sibcall_value_nonlocal_aix{32,64}): Same.
1784 (sibcall_nonlocal_sysv<mode>): Same.
1785 (sibcall_value): Same.
1786 (sibcall_value_nonlocal_sysv<mode>): Same.
1788 2007-03-24 Paul Brook <paul@codesourcery.com>
1790 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
1791 * config/arm/linux-eabi.h: Remove legacy syscall hack.
1793 2007-03-24 Richard Henderson <rth@redhat.com>
1795 * config/ia64/constraints.md: New file.
1796 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
1797 satisfies_constraint_?.
1798 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
1799 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
1800 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
1801 ia64_output_mi_thunk): Likewise.
1802 (ia64_const_ok_for_letter_p): Remove.
1803 (ia64_const_double_ok_for_letter_p): Remove.
1804 (ia64_extra_constraint): Remove.
1805 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
1806 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
1807 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
1808 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
1809 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
1810 EXTRA_MEMORY_CONSTRAINT): Remove.
1811 * config/ia64/ia64.md: Include constriants.md. Replace
1812 CONST_OK_FOR_? with satisfies_constraint_?.
1814 2007-03-23 Michael Meissner <michael.meissner@amd.com>
1815 H.J. Lu <hongjiu.lu@intel.com>
1817 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
1819 (name macros): Use DPD_BID_NAME to convert names properly.
1821 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
1822 decimal floating point format.
1823 (init_floating_libfuncs): Change decimal functions so that they
1824 have a "bid_" prefix if the decimal system uses the BID format,
1825 and "dpd_" prefix if the decimal system uses the DPD format.
1826 (init_interclass_conv_libfuncs): Ditto.
1827 (init_intraclass_conv_libfuncs): Ditto.
1829 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1830 using the BID format.
1832 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1833 whether we are using the BID decimal format.
1834 * configure: Regenerate.
1836 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1837 the compiler has decimal floating point enabled. Define
1838 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1841 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1842 using the BID format.
1844 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1845 whether we are using the BID decimal format.
1846 * configure: Regenerate.
1848 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1849 the compiler has decimal floating point enabled. Define
1850 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1853 * doc/install.texi (--enable-decimal-float): Document BID and DPD
1854 options, and that it is enabled for i386/x86_64 systems.
1856 * Makefile.in (enable_decimal_float): New.
1858 (DECNUMINC): Add -I$(DECNUMFMT).
1859 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
1860 to $(DECNUMFMT) from $(DECNUM).
1862 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
1863 Substitute enable_decimal_float.
1864 * configure: Regenerated.
1867 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
1870 * configure.ac: Enable decimal float for x86_64-*-linux*.
1871 * configure: Regenerated.
1874 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
1875 decimal128ClearSign to flip and clear the sign bit in decimal128.
1876 (decimal_real_maxval): Set decimal128SetSign to set the sign
1879 2007-03-23 Ian Lance Taylor <iant@google.com>
1881 * fold-const.c (fold_binary): Correct warning for X - c >= X.
1883 2007-03-23 Ian Lance Taylor <iant@google.com>
1885 * tree-dump.c (dump_files): Correct comment.
1887 2007-03-23 Ian Lance Taylor <iant@google.com>
1889 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
1891 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
1893 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
1894 in cfglayout mode. Don't go into and out of cfglayout mode.
1895 Link the blocks in the order of the constructed traces.
1896 (rest_of_handle_tracer): Adjust call to tracer.
1897 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
1898 Don't go into cfglayout mode.
1899 (rtl_loop_done): Don't go out of cfglayout mode.
1900 * cfglayout.c (relink_block_chain): New function, split out from...
1901 (fixup_reorder_chain): ...here. Remove redundant checking.
1902 (cfg_layout_finalize): Don't clear the header, footer, and aux
1903 fields here, move the code to do so to relink_block_chain. Likewise
1904 for free_original_copy_tables.
1905 * rtl.h (tracer): Update prototype.
1906 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
1907 Assert we are in cfglayout mode. Don't go into and out of cfglayout
1908 mode. Use relink_block_chain to serialize the CFG according to the
1909 new basic block order. Move targetm.cannot_modify_jumps_p check from
1911 (gate_handle_reorder_blocks): ...to here.
1912 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
1914 (gate_duplicate_computed_gotos): ...to here.
1915 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
1916 something always changes when going into and out of cfglayout mode.
1917 Perform an expensive cfg cleanup while going into cfglayout mode.
1918 Always update liveness information on HAVE_conditional_execution
1919 targets. Reserialize the basic blocks and go out of cfglayout mode.
1920 * reg-stack.c: Include cfglayout.h.
1921 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
1922 the call to reorder_basic_blocks.
1923 * basic-block.h (reorder_basic_blocks): Update prototype.
1924 (relink_block_chain): New prototype.
1925 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
1927 2007-03-23 Joseph Myers <joseph@codesourcery.com>
1929 * config/mips/mips.md (type, hazard, *movdi_32bit,
1930 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
1931 *movhi_internal, *movqi_internal, *movsf_hardfloat,
1932 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
1933 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
1934 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
1936 (movcc): Change first xfer to multi.
1937 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
1938 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
1939 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
1940 config/mips/generic.md: Change reservations using "xfer" to use
1942 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
1943 using match_operand.
1944 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
1945 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
1947 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
1949 2007-03-22 Richard Henderson <rth@redhat.com>
1951 * config/i386/i386.c: Remove unnecessary function declarations.
1952 Move targetm definition, and all related macros, to the end of
1953 the file. Resort some functions to put definitions before uses.
1954 (ix86_attribute_table): Make static. Move to end of file.
1955 (ix86_gimplify_va_arg): Make static.
1957 2007-03-22 Richard Henderson <rth@redhat.com>
1959 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
1960 don't increase local_regparm with force_align_arg_pointer check.
1961 (ix86_function_sseregparm): Assert 32-bit.
1962 (type_has_variadic_args_p): New.
1963 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
1964 type_has_variadic_args_p.
1965 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
1966 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
1967 use memset instead. Do maybe_vaarg check first; skip attribute
1968 tests if true; skip attribute tests for 64-bit.
1969 (construct_container): Remove TARGET_DEBUG_ARG.
1970 (function_arg_advance_32, function_arg_advance_64): Split out ...
1971 (function_arg_advance): ... from here.
1972 (function_arg_32, function_arg_64): Split out ...
1973 (function_arg): ... from here.
1974 (ix86_pass_by_reference): Tidy.
1975 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
1976 (function_value_32): New, from parts of ix86_function_value
1977 and ix86_value_regno.
1978 (function_value_64): New, from parts of ix86_function_value
1979 and ix86_libcall_value.
1980 (ix86_function_value_1): New.
1981 (ix86_function_value, ix86_libcall_value): Use it.
1982 (return_in_memory_32, return_in_memory_64): Split out ...
1983 (ix86_return_in_memory): ... from here.
1984 (ix86_struct_value_rtx): Skip for 64-bit.
1985 (ix86_libcall_value, ix86_value_regno): Remove.
1986 (setup_incoming_varargs_64): Split out ...
1987 (ix86_setup_incoming_varargs): ... from here.
1988 (ix86_va_start): Remove TARGET_DEBUG_ARG.
1989 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
1990 * config/i386/i386-protos.h (ix86_function_value): Remove.
1991 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
1993 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1996 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
1997 infinities not supported, otherwise emit warning if -Woverflow. On
1998 underflow, emit warning if -Woverflow.
1999 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
2001 * real.h (real_from_string): Update declaration
2003 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
2004 Richard Henderson <rth@redhat.com>
2006 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
2007 * calls.c (compute_argument_block_size, expand_call,
2008 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
2009 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
2010 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
2011 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
2012 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
2013 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
2014 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
2015 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
2018 2007-03-22 Joseph Myers <joseph@codesourcery.com>
2020 * c-incpath.c (add_sysroot_to_chain): New.
2021 (merge_include_chains): Add sysroot argument. Call
2022 add_sysroot_to_chain if sysrooted.
2023 (register_include_chains): Update call to merge_include_chains.
2024 * doc/cppopts.texi: Document use of '=' in include directory
2027 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
2029 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
2030 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
2031 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
2032 insn pattern using X87MODEF12 mode macro.
2034 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
2036 * regmove.c (regmove_optimize): Use reg_mentioned_p
2037 instead of reg_overlap_mentioned_p for DST.
2039 2007-03-21 Mike Stump <mrs@apple.com>
2041 * c.opt: Fixup for Objective-C/C++.
2043 2007-03-21 Steve Ellcey <sje@cup.hp.com>
2045 * explow.c (convert_memory_address): Fold memory reference when
2046 POINTERS_EXTEND_UNSIGNED < 0
2048 2007-03-21 Richard Henderson <rth@redhat.com>
2051 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
2052 * config/i386/mmintrin.h (__m64): Likewise.
2053 * config/i386/xmmintrin.h (__m128): Likewise.
2055 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2057 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
2058 (VXWORKS_OS_CPP_BUILTINS): Define.
2059 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
2060 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
2062 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2064 * rtl.h (constant_pool_reference_p): Delete.
2065 (find_constant_src): Declare.
2066 * rtlanal.c (find_constant_src): New function.
2067 * simplify-rtx.c (constant_pool_reference_p): Delete.
2068 * config/i386/i386.md: Use find_constant_src instead of
2069 constant_pool_reference_p/avoid_constant_pool_reference pairs.
2071 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2073 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
2074 * c-cppbuiltin.c (c_cpp_builtins): Define them.
2076 2007-03-20 Mark Mitchell <mark@codesourcery.com>
2078 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
2079 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
2080 (arm_elf_asm_constructor): Use it.
2081 (arm_elf_asm_destructor): New function.
2083 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
2085 * jump.c (mark_jump_label): Treat SEQUENCE specially.
2087 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
2089 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
2091 2007-03-19 Andrew Haley <aph@redhat.com>
2093 PR tree-optimization/31264
2094 * tree-vrp.c (register_edge_assert_for_1): Don't look though
2097 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
2099 PR rtl-optimization/30907
2100 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
2101 (fwprop_init): Always call loop_optimizer_initialize.
2102 (fwprop_done): Always call loop_optimizer_finalize.
2103 (fwprop): We always have loop info now.
2104 (gate_fwprop_addr): Remove.
2105 (pass_fwprop_addr): Use gate_fwprop as gate.
2107 PR rtl-optimization/30841
2108 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
2109 df_chain_alloc): Call df_reorganize_refs unconditionally.
2110 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
2111 refs_organized to refs_organized_size.
2112 (df_ref_create_structure): Use refs_organized_size instead of
2113 bitmap_size if refs had been organized, and keep refs_organized_size
2115 * df.h (struct df_ref_info): Change refs_organized to
2116 refs_organized_size.
2117 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
2120 2007-03-19 Mark Mitchell <mark@codesourcery.com>
2122 * except.c (output_function_exception_table): Do not reference the
2123 EH personality routine for functions that do not require an
2126 2007-03-20 Jakub Jelinek <jakub@redhat.com>
2129 * c-typeck.c (convert_for_assignment): Call comptypes for
2130 RECORD_TYPE or UNION_TYPE.
2133 * reload1.c (reload): Do invalid ASM checking after
2134 cleanup_subreg_operands.
2136 2007-03-19 Jeff Law <law@redhat.com>
2138 * tree-cfg.c (find_taken_edge): Tighten conditions for
2139 optimizing computed gotos.
2141 2007-03-19 Michael Matz <matz@suse.de>
2143 * builtins.c (expand_builtin_sync_operation,
2144 expand_builtin_compare_and_swap,
2145 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
2148 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
2149 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
2152 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2154 * doc/tm.texi: Add brackets around the return type of
2155 TARGET_SECONDARY_RELOAD.
2157 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2158 Richard Guenther <rguenther@suse.de>
2160 PR tree-optimization/31254
2161 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
2162 Use handled_component_p () where appropriate. Continue
2163 propagating into the rhs if we propagated into an INDIRECT_REF
2166 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2168 * config/s390/s390.md (op_type attribute): RRR instruction type added.
2169 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
2170 (xde, xdee): Mode attributes adjusted to support DFP modes.
2171 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
2172 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
2173 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
2174 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
2175 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
2176 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2177 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
2179 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
2180 "movsf"): Insn definitions removed.
2181 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
2182 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
2183 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
2185 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
2186 "reload_in<mode>", "reload_out<mode>"): Expander added.
2187 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
2190 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2192 * config/s390/s390.md: Only non-functional changes. Renamed
2193 FPR mode macro to BFP all over the file.
2195 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2197 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
2198 (op_type attribute): RRF instruction type added.
2199 (fT0): New mode attribute.
2200 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2201 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
2202 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
2203 no secondary memory is needed when moving DFmode values between GPRs
2206 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2208 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
2209 inverted and documentation adjusted.
2210 ("mhard-dfp", "msoft-dfp"): New options.
2211 * config/s390/s390.c (s390_handle_arch_option): New architecture
2213 (override_options): Sanity checks for the new options added.
2214 * config.gcc: New architecture switch: z9-ec.
2215 * config/s390/s390.h (processor_flags): PF_DFP added.
2216 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
2217 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
2218 when the bit is NOT set so remove it from the defaults.
2220 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2222 * genemit.c (main): Print include statement for dfp.h.
2223 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
2226 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2228 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
2230 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
2233 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
2236 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2238 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
2239 attr_length_call, output_call, output_indirect_call): Cleanup
2240 formatting of targetm calls.
2242 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2244 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2246 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2248 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
2249 reservation, bypass and anti-bypass descriptions for these instructions.
2250 Update move patterns.
2251 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
2254 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
2256 * tree-vect-transform.c (get_initial_def_for_induction): Replace
2257 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
2258 (get_initial_def_for_reduction): Likewise.
2260 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
2262 Fix PR tree-optimization/29922
2263 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
2264 (get_representative): Removed.
2265 (value_dies_in_block_x): Update for rvuse removal.
2266 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
2267 (compute_antic_aux): Handle when PHI nodes appear in
2268 non-single-successors.
2269 (dump_bitmap_of_names): Removed.
2270 (compute_antic_safe): Renamed and removed rvuse calculation.
2271 Calculate only antic safe.
2272 (insert_into_preds_of_block): Remove assert.
2273 (execute_pre): Update for renamed functions.
2274 (defer_or_phi_translate_block): New function.
2276 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2278 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
2279 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
2281 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
2282 Follow spelling conventions.
2284 * tree-data-ref.h: Remove the prototype for analyze_array.
2286 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
2288 PR tree-optimization/31041
2289 * tree-vect-transform.c (get_initial_def_for_induction): Call
2290 force_gimple_operand.
2292 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
2294 * ipa-type-escape.c (look_for_casts) : Revert code to use
2295 handled_component_p due to ada test a-numaux.adb.
2297 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2299 * final.c (final_scan_insn): Alter the condition of a
2300 conditional trap if we have nonstandard CC.
2302 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2304 * configure.ac: Remove excess quoting from asm line 0 test.
2305 * configure: Rebuilt.
2307 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2309 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
2310 * c-common.c (convert_and_check): Move warning logic to...
2311 (warnings_for_convert_and_check): ...here. Define.
2312 * c-common.h (warnings_for_convert_and_check): Declare.
2314 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2316 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
2317 (output_call): Likewise.
2319 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2321 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
2323 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2325 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
2327 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
2329 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
2330 opteron, athlon-64 and athlon-fx processor_alias_table entries.
2332 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
2334 PR tree-optimization/31183
2335 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2336 Use double_int instead of unsigned int for representing access_strides.
2337 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
2339 2007-03-16 Richard Guenther <rguenther@suse.de>
2341 PR tree-optimization/31146
2342 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
2343 to allow recursion of forward_propagate_addr_expr.
2344 (forward_propagate_addr_into_variable_array_index): Likewise.
2345 (forward_propagate_addr_expr): Likewise.
2346 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2347 (forward_propagate_addr_expr_1): Recurse on simple copies
2348 instead of propagating into them. Do so for useless conversions
2350 (forward_propagate_addr_expr): Clean up unused statements after
2353 2007-03-16 Richard Guenther <rguenther@suse.de>
2355 * builtins.c (expand_builtin_cexpi): Use the right argument
2356 for the expansion via cexp.
2358 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2360 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
2361 * configure: Rebuilt.
2363 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2366 * dwarf2out.c (force_type_die): Adjust comment.
2367 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
2369 2007-03-15 DJ Delorie <dj@redhat.com>
2371 * config/frv/predicates.md (minmax_operator): Don't check operands
2374 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2376 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
2377 Update constant estimates of number of iterations.
2378 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
2379 argument renamed to "realistic".
2380 (compute_estimated_nb_iterations): Removed.
2381 (record_niter_bound): New function.
2382 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
2383 call record_nonwrapping_iv with upper = false.
2384 (infer_loop_bounds_from_signedness): Pass upper argument to
2385 record_nonwrapping_iv.
2386 (estimate_numbers_of_iterations_loop): Do not call
2387 compute_estimated_nb_iterations. Record estimate based on profile
2388 information. Initialize the constant estimates of number of
2390 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
2392 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
2393 number of iterations is too small.
2394 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
2395 (EST_NOT_AVAILABLE): Removed.
2396 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
2397 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
2400 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2402 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
2403 Handle NE_EXPR guards.
2405 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2408 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
2409 Set also -pedantic-errors by default for the preprocessor unless
2410 -fpermissive is given.
2412 2007-03-15 Richard Guenther <rguenther@suse.de>
2416 * builtins.c (expand_builtin_cexpi): As a fallback if we
2417 don't have builtins for sincos or cexp create a function
2418 declaration for cexp and expand to a call to that.
2419 (expand_builtin_int_roundingfn): Always fall
2420 back to floor/ceil and its variants even if they may be
2423 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
2426 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
2427 jump tables, move the call to delete_dead_jumptables from here...
2428 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
2429 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
2430 don't allow merging of blocks that try_redirect_by_replacing_jump
2431 also does not handle when not optimizing.
2433 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2434 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2436 * config/i386/i386.md (x86_sahf_1): Correctly handle
2439 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2442 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
2443 x86_64_general_operand as operand[2] predicate. Remove "iF"
2444 from operand constraints and use "e" constraint instead.
2445 (*subti3_1, *subti3_1 splitter): Ditto.
2446 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
2447 operand[1] predicate.
2449 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
2451 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
2452 arrays, multiply the access strides by the size of the sub-array.
2453 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
2455 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2457 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
2458 the configured assembler supports the sahf mnemonic.
2459 * configure: Regenerate.
2460 * config.in: Regenerate.
2462 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
2463 emit "sahf" or ".byte\t0x9e" as asm template.
2465 2007-03-14 Michael Meissner <michael.meissner@amd.com>
2468 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
2469 option to replace hard coded TARGET_xxx in md file.
2470 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
2471 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2472 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
2473 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
2474 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
2475 (X86_TUNE_NOT_VECTORMODE): Ditto.
2476 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
2477 (TUNE_AVOID_VECTOR_DECODE): Ditto.
2478 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2479 (TUNE_SLOW_IMUL_IMM8): Ditto.
2480 (TUNE_MOVE_M1_VIA_OR): Ditto.
2481 (TUNE_NOT_UNPAIRABLE): Ditto.
2482 (TUNE_NOT_VECTORMODE): Ditto.
2484 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
2487 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
2488 tuning options instead of hard coded TARGET_xxx.
2489 (fix ssemode peephole2's): Ditto.
2490 (imul peephole2's): Ditto.
2492 (movdi_or_rex64): Ditto.
2493 (move peephole2): Ditto.
2494 (not peephole2's): Ditto.
2496 2007-03-14 Dirk Mueller <dmueller@suse.de>
2498 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
2499 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
2500 * c-parser.c (c_parser_if_body): Always add an empty statement in case
2502 * c-parser.c (c_parser_do_statement): Warn about empty body in
2504 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
2505 * doc/invoke.texi (-Wempty-body): Update documentation.
2507 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2510 * c-common.h (warn_for_div_by_zero): Declare.
2511 * c-common.c (warn_for_div_by_zero): Define.
2512 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
2515 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2517 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
2518 to PREFIX and STANDARD_PREFIX.
2520 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2521 Phil Edwards <phil@codesourcery.com>
2523 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
2524 (__gthread_once_t): Remove busy field for RTPs.
2525 (__GTHREAD_ONCE_INIT): Update accordingly.
2527 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2529 * doc/invoke.texi: Document VxWorks options.
2531 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2533 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
2535 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
2537 PR tree-optimization/30590
2538 * tree-nrv.c (tree_nrv): Check for the partial update of the
2541 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2543 * flags.h (flag_random_seed): Remove declaration, in favor of...
2544 * toplev.h (get_random_seed, set_random_seed): ... these.
2545 * tree.c (get_file_function_name): Use the former.
2546 * opts.c (common_handle_option): Use the latter.
2549 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
2552 * cse.c (cse_find_path): Do not bail out if a basic block that
2553 we already visited now becomes part of a path that starts at a
2554 different basic block. Just disallow this, to make sure we
2555 visit each basic block at most once.
2557 2007-03-13 Jan Hubicka <jh@suse.cz>
2559 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
2560 when profile esitmate is present, calls with very low frequency are
2563 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
2565 PR tree-optimization/30730
2566 PR tree-optimization/26900
2567 * tree-ssa-loop-niter.c: Include gmp.h.
2569 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
2570 split_to_var_and_offset, determine_value_range,
2571 bound_difference_of_offsetted_base, refine_bounds_using_guard,
2572 bound_difference, bounds_add, bounds_negate,
2573 number_of_iterations_ne_max, dump_affine_iv): New functions.
2574 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2575 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
2576 difference of initial and final value of control iv to validate
2578 (number_of_iterations_cond): Add loop parameter. Determine bounds
2579 on the difference of the extremes of the control iv. Add dumps.
2580 (expand_simple_operations): Handle phi nodes.
2581 (simplify_using_initial_conditions): Do not record used conditions.
2582 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
2583 Do not set additional_info.
2584 (implies_nonnegative_p, implies_ge_p): Removed.
2585 (derive_constant_upper_bound): Do not use parameter `additional'.
2586 (record_estimate): Parameter `additional' removed. Parameter
2587 `i_bound' added. Do not call derive_constant_upper_bound.
2588 (record_nonwrapping_iv): Use derive_constant_upper_bound to
2589 bound the number of iterations estimate.
2590 (estimate_numbers_of_iterations_loop): Pass the estimate from
2591 the number of iterations analysis to record_estimate.
2592 * tree.h (multiple_of_p): Declare.
2593 * tree-scalar-evolution.c (expression_expensive_p): Removed.
2594 (scev_const_prop): Do not check expression_expensive_p.
2595 * fold-const.c (multiple_of_p): Exported.
2596 * double-int.c (double_int_mask): Exported.
2597 * double-int.h (double_int_mask): Declare.
2598 * tree-flow.h (struct tree_niter_desc): Removed additional_info
2599 field. Added max field.
2601 2007-03-13 David Taylor <taylor@candd.org>
2604 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
2607 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2610 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
2611 two unamed patterns.
2613 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
2615 * config/i386/i386.opt (mcx16, msahf): New options.
2616 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
2617 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
2619 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
2620 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
2621 Output -mcx16 and -msahf options when corresponding bit is set.
2623 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
2626 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2628 * configure.ac: Test for assembler tolerance to # 0 "".
2629 * configure, config.in: Rebuilt.
2630 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
2632 2007-03-13 Geoffrey Keating <geoffk@apple.com>
2634 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
2636 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
2637 (handle_syscall): Handle direct system calls.
2638 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
2640 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2642 * doc/invoke.texi: Fix cpp.info cross-reference.
2643 * doc/passes.texi: Fix gcc.info cross-reference.
2645 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
2647 PR tree-optimization/30835
2648 * lambda-code.c (can_convert_to_perfect_nest): Check whether
2649 bb_for_stmt is not NULL before accessing it.
2651 2007-03-12 Joseph Myers <joseph@codesourcery.com>
2653 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
2656 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2659 * doc/install.texi: Document --enable-stage1-languages
2661 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
2663 * tree-pass.h (pass_into_cfg_layout_mode,
2664 pass_outof_cfg_layout_mode): Declare.
2665 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
2666 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
2667 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
2668 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
2670 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
2672 * c-decl.c (warn_variable_length_array): New function.
2673 Refactored from grokdeclarator to handle warn_vla
2674 and handle unnamed array case.
2675 (grokdeclarator): Refactored VLA warning case.
2676 * c.opt (Wvla): New flag.
2677 * doc/invoke.texi (Wvla): New warning.
2679 2007-03-12 Richard Henderson <rth@redhat.com>
2681 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
2682 (TARGET_SECTION_TYPE_FLAGS): New.
2684 2007-03-12 Richard Henderson <rth@redhat.com>
2686 * config/darwin.c (machopic_reloc_rw_mask): New.
2687 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
2688 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
2690 2007-03-12 Mark Mitchell <mark@codesourcery.com>
2692 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
2693 * cppdefault.h (cpp_PREFIX): Document.
2694 (cpp_PREFIX_len): Likewise.
2695 (cpp_EXEC_PREFIX): New variable.
2696 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
2697 * c-incpath.c (add_standard_paths): Correct logic for relocating
2698 paths within prefix.
2700 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
2702 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
2703 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
2705 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
2706 fix_truncdfdi_sse using SSEMODEF mode macro.
2707 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
2708 fix_truncdfsi_sse using SSEMODEF mode macro.
2709 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
2710 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
2712 2007-03-12 Richard Sandiford <richard@codesourcery.com>
2714 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
2717 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
2719 * tree.h : Add multiple_of_p declaration.
2720 * fold-const.c (multiple_of_p): Make multiple_of_p public.
2721 * ipa-type-escape.c (results_of_malloc): Redundant.
2722 (visited_stmts): New. Visited stmt for walk_use_def_chains.
2723 (cast_type): Extended with new members.
2724 (check_cast): Returns cast_type.
2725 (cast): New structure for data of walk_use_def_chains.
2726 (is_malloc_result, is_cast_from_non_pointer_1,
2727 is_cast_from_non_pointer,
2728 is_array_access_through_pointer_and_index): New functions.
2729 (look_for_casts): Returns cast types.
2730 (check_call): Returns void.
2731 (okay_pointer_operation): Use support of pointer plus index,
2732 pointer plus constant and allow all multiplications.
2734 2007-03-11 Richard Guenther <rguenther@suse.de>
2736 PR tree-optimization/31115
2737 * tree-vrp.c (extract_range_from_binary_expr): Make sure
2738 the shift count is positive and non-anti-range for RSHIFT_EXPR.
2739 A shift count of zero is not special as with *_DIV_EXPR.
2740 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
2743 2007-03-11 Ian Lance Taylor <iant@google.com>
2745 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
2746 the *_DIV_EXPR codes correctly with overflow infinities.
2748 2007-03-11 Ira Rosen <irar@il.ibm.com>
2750 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
2751 indicate success/failure of the analysis. Add negation to subtrahend
2752 in case of subtraction. Fail if both operands contain constants.
2753 (create_data_ref): Fail if analyze_offset fails.
2755 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
2757 * config/i386/i386.md (frndintxf2): Rename to ...
2758 (rintxf2): ... this. Remove expander having same name.
2759 (rintsf2, rintdf2): Implement using SSEMODEF macro.
2760 (roundsf2, rounddf2): Ditto.
2761 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
2762 (lround<mode>di2, lround<mode>si2): Ditto.
2764 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
2766 * lower-subreg.c: Include except.h.
2767 (decompose_multiword_subregs): Verify that the only control flow
2768 insns we can split are loads to multi-words pseudos.
2769 Handle breaking such blocks after splitting, instead of calling
2770 find_many_sub_basic_blocks.
2772 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
2773 on the new basic block. Add a lengthy comment explaining why we
2774 thought this was necessary.
2775 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
2777 2007-03-10 Mark Mitchell <mark@codesourcery.com>
2780 * tree.c (walk_type_fields): Recurse into the element type of
2781 ARRAY_TYPEs if there is a pointer set.
2783 2007-03-10 Dirk Mueller <dmueller@suse.de>
2785 * c-common.c (warn_logical_operator): Fix condition.
2787 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
2789 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
2791 * config/darwin.c (machopic_select_section): Remove superfluous
2792 argument in call to categorize_decl_for_section. Remove unused
2795 2007-03-10 Joseph Myers <joseph@codesourcery.com>
2797 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
2799 * configure: Regenerate.
2801 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
2804 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
2805 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
2806 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
2807 Add LABEL_NUSES to emitted label.
2808 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
2809 branch probability value to emitted jump insn.
2810 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
2811 Do not check life information and do not re-arrange input operands
2812 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
2814 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2816 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
2817 the change of decode_asm_operands.
2819 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2821 * mode-switching.c (create_pre_exit): Skip blockage insn.
2823 2007-03-09 Diego Novillo <dnovillo@redhat.com>
2825 * tree-pass.h (TODO_update_smt_usage): Remove.
2827 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2831 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2833 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
2834 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
2835 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
2838 2007-03-09 Geoffrey Keating <geoffk@apple.com>
2840 * gcc.c: Document %{, in big comment at top.
2841 (input_suffix_matches): Remove special handling for .s and
2843 (input_spec_matches): New.
2844 (handle_braces): Handle %{,.
2845 (validate_switches): ',' indicates a value which is not a switch.
2846 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
2847 to detect assembler input.
2848 * config/i386/sol2.h (CPP_SPEC): Likewise.
2849 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
2850 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2851 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
2852 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2853 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
2854 -m64 causes deployment target to default to 10.5.
2855 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2857 2007-03-09 Richard Henderson <rth@redhat.com>
2860 * target.h (targetm.asm.out.reloc_rw_mask): New.
2861 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
2862 (TARGET_ASM_OUT): Use it.
2863 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
2864 * varasm.c (categorize_decl_for_section): Remove shlib argument;
2865 use the new reloc_rw_mask target hook instead.
2866 (default_section_type_flags_1): Merge into...
2867 (default_section_type_flags): ... here.
2868 (decl_readonly_section_1): Merge into...
2869 (decl_readonly_section): ... here.
2870 (default_elf_select_section_1): Merge into...
2871 (default_elf_select_section): ... here.
2872 (default_unique_section_1): Merge into...
2873 (default_unique_section): ... here.
2874 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
2875 (default_select_rtx_section): Use it.
2876 (default_elf_select_rtx_section): Likewise.
2877 * output.h: Update to match.
2878 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
2879 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
2880 (TARGET_ASM_RELOC_RW_MASK): New.
2881 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
2882 to categorize_decl_for_section.
2883 (x86_64_elf_unique_section): Likewise.
2884 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
2885 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
2886 (TARGET_ASM_RELOC_RW_MASK): New.
2887 * config/ia64/ia64.c (ia64_rwreloc_select_section,
2888 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
2889 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
2890 (TARGET_RWRELOC): Remove.
2891 (ia64_section_type_flags): Adjust call to default_section_type_flags.
2892 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2893 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
2894 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
2895 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
2896 (rs6000_xcoff_select_section): Use decl_readonly_section.
2897 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
2898 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2899 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
2900 (TARGET_SECTION_TYPE_FLAGS): Remove.
2901 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
2903 2007-03-09 Roger Sayle <roger@eyesopen.com>
2905 * fold-const.c (fold_comparison): Remove compile-time evaluation of
2906 complex constant equality/inequality comparisons for here.
2907 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
2908 known at compile-time or can be simplified to a scalar comparison.
2909 (fold_relational_const): Move compile-time evaluation of complex
2910 constant equality/inequality comparisons to here.
2912 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2914 PR rtl-optimization/30643
2915 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
2917 (fold_rtx): Recurse, like before 2006-11-03.
2919 2007-03-09 DJ Delorie <dj@redhat.com>
2921 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
2924 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
2926 PR tree-optimization/30375
2927 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
2928 LHS of statements is not the same.
2929 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
2931 2007-03-09 Chao-ying Fu <fu@mips.com>
2933 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
2935 * doc/invoke.texi (-mdspr2): Document new option.
2936 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
2937 New unspec for DSP REV 2.
2938 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
2939 these instructions are extended in DSP REV 2.
2940 (mips-dspr2.md): Include.
2941 * config/mips/mips.opt (mdspr2): New option.
2942 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
2943 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
2944 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
2945 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
2946 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
2947 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
2948 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
2950 (bdesc_map): Add one field of unsupported_target_flags.
2951 (bdesc_arrays): Update entries to have extra fields. Add
2953 (mips_init_builtins): Initialize new function types.
2954 Check unsupported_target_fileds to filter out builtins.
2955 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
2957 (ASM_SPEC): Pass mdspr2 to the assembler.
2958 * config/mips/mips-dspr2.md: New file.
2960 2007-03-09 Sa Liu <saliu@de.ibm.com>
2962 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
2964 2007-03-09 Ian Lance Taylor <iant@google.com>
2966 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
2967 argument) like -Wstrict-overflow=2.
2968 * doc/invoke.texi (Warning Options): Update documentation.
2970 2007-03-09 Dirk Mueller <dmueller@suse.de>
2973 * doc/invoke.texi (-Wlogical-op): Document.
2974 * common.opt (-Wlogical-op): New.
2975 * c-common.h (warn_logical_operator): Declare.
2976 * c-common.c (warn_logical_operator): Define.
2977 * c-typeck.c (parser_build_binary_op): Call
2978 warn_logical_operator.
2980 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2982 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
2983 * final.c (final_scan_insn): Test for non-"" file name.
2985 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
2987 * doc/loop.texi: Document the Omega linear constraints solver.
2988 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
2989 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
2990 omega-hash-table-size, omega-max-keys, and
2991 omega-eliminate-redundant-constraints.
2992 * tree-pass.h (pass_check_data_deps): Declared.
2995 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
2996 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
2997 pass_check_data_deps): New.
2998 * tree-data-ref.c (init_data_ref): Remove declaration.
2999 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
3000 (analyze_array): Renamed init_array_ref, move up initializations.
3001 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
3002 Removed arguments that are set to NULL.
3003 (analyze_indirect_ref): Correct indentation, correct call to
3005 (object_analysis): Call init_array_ref instead of analyze_array.
3006 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
3007 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
3008 of DR_ACCESS_FNS_ADDR.
3009 (init_omega_eq_with_af, omega_extract_distance_vectors,
3010 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
3011 ddr_consistent_p): New.
3012 (compute_affine_dependence): Check consistency of ddrs when
3013 flag_check_data_deps is passed.
3014 (analyze_all_data_dependences): Uncomment.
3015 (tree_check_data_deps): New.
3016 * tree-data-ref.h: Include omega.h.
3017 (DR_ACCESS_FNS_ADDR): Removed.
3018 (data_dependence_relation): Add inner_loop.
3019 (DDR_INNER_LOOP): New.
3020 * common.opt (fcheck-data-deps): New.
3021 * tree-flow.h (tree_check_data_deps): Declare.
3022 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
3023 (OBJS-common): Depend on omega.o.
3025 * passes.c (pass_check_data_deps): Scheduled.
3026 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
3027 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
3028 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
3029 PARAM_VECT_MAX_VERSION_CHECKS,
3030 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
3032 2007-03-09 Richard Guenther <rguenther@suse.de>
3034 PR tree-optimization/30904
3036 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
3037 the same way as *_DIV_EXPR.
3039 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3041 * recog.c (decode_asm_operands): No mixed declarations and code.
3043 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3045 * rtl.def (ASM_INPUT): Add location.
3046 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
3047 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
3048 (decode_asm_operands): Add loc operand.
3049 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
3050 * stmt.c (expand_asm): Rename to...
3051 (expand_asm_loc): ... this. Add locus argument. Pass it on to
3052 gen_rtx_ASM_INPUT_loc.
3053 (expand_asm_expr): Adjust.
3054 * recog.c (decode_asm_operands): Add loc operand.
3055 (check_asm_operands, extract_insn): Adjust.
3056 * reload1.c (maybe_fix_stack_asms): Likewise.
3057 * final.c (asm_insn_count): Likewise.
3058 (final_scan_insn): Output # line before and after asm.
3060 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
3062 * tree-ssa-structalias.c (variable_info): Remove
3064 (new_var_info): Ditto.
3065 (shared_bitmap_info_t): New structure.
3066 (shared_bitmap_table): New variable.
3067 (shared_bitmap_hash): New function.
3068 (shared_bitmap_eq): Ditto
3069 (shared_bitmap_lookup): Ditto.
3070 (shared_bitmap_add): Ditto.
3071 (merge_smts_into): Change to take bitmap directly.
3072 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
3073 (init_alias_vars): Init shared bitmap hashtable.
3074 (delete_points_to_sets): Delete shared bitmap hashtable.
3075 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
3076 is_aliased removal as a change that was still necessary was
3079 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
3081 * config/i386/i386.h (override_options): Conditionally disable
3082 x86_sahf for 64bit targets only.
3084 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3087 * c-decl.c (merge_decls): Don't call make_var_volatile.
3088 * varasm.c (make_var_volatile): Remove.
3089 * output.h (make_var_volatile): Remove.
3091 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
3093 PR tree-optimization/31085
3094 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
3096 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3098 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
3099 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
3100 ATTR_CONST_NOTHROW_LIST.
3102 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3105 2007-03-08 Diego Novillo <dnovillo@redhat.com>
3107 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
3109 2007-03-08 Geoffrey Keating <geoffk@apple.com>
3112 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
3114 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
3115 passed, use shared libgcc.
3117 2007-03-08 Roger Sayle <roger@eyesopen.com>
3119 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
3120 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3121 (honor_protect_cleanup_actions, lower_try_finally_switch):
3123 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
3124 ifc_temp_var): Likewise.
3125 * tree-inline.c (setup_one_parameter): Likewise.
3126 * tree-mudflap.c (mf_decl_cache_locals,
3127 mf_build_check_statement_for): Likewise.
3128 * tree-nested.c (init_tmp_var, save_tmp_var,
3129 finalize_nesting_tree_1): Likewise.
3130 * tree-outof-ssa.c (insert_copy_on_edge,
3131 insert_backedge_copies): Likewise.
3132 * tree-profile.c (tree_gen_edge_profiler,
3133 tree_gen_ic_profiler): Likewise.
3134 * tree-scalar-evolution.c (scev_const_prop): Likewise.
3135 * tree-sra.c (sra_build_assignment): Likewise.
3136 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
3137 * tree-ssa-math-opts.c (insert_reciprocals,
3138 execute_cse_sincos_1): Likewise.
3139 * tree-tailcall.c (adjust_accumulator_values,
3140 adjust_return_value): Likewise.
3141 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
3142 * tree-vect-transform.c (vect_create_data_ref_ptr,
3143 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
3144 vect_create_epilog_for_reduction, vectorizable_reduction,
3145 vectorizable_call, vectorizable_conversion,
3146 vectorizable_assignment, vectorizable_operation,
3147 vectorizable_type_demotion, vect_gen_widened_results_half,
3148 vect_permute_store_chain, vectorizable_store,
3149 vect_setup_realignment, vect_permute_load_chain,
3150 vectorizable_load, vectorizable_condition,
3151 vect_create_cond_for_align_checks): Likewise.
3152 * tree-vrp.c (build_assert_expr_for): Likewise.
3154 2007-03-08 Ian Lance Taylor <iant@google.com>
3156 * tree-vrp.c: Include "intl.h".
3157 (usable_range_p): New static function.
3158 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
3159 overflowed values, juts set *strict_overflow_p.
3160 (compare_values): Only return -2 if one of the operands is not a
3162 (compare_ranges): Call usable_range_p.
3163 (compare_range_with_value): Likewise.
3164 (vrp_evaluate_conditional_warnv): Rename from
3165 vrp_evaluate_conditional. Make static. Change all callers.
3166 (vrp_evaluate_conditional): New function.
3167 (simplify_div_or_mod_using_ranges): Issue warning about reliance
3169 (simplify_abs_using_ranges): Likewise.
3170 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
3171 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
3172 within_stmt parameter.
3173 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3174 vrp_evaluate_conditional.
3175 * tree-ssa-threadedge.c
3176 (record_temporary_equivalences_from_stmts_at_dest): Change
3177 simplify parameter to take a second tree parameter.
3178 (simplify_control_stmt_condition): Likewise.
3179 (thread_across_edge): Likewise.
3180 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3181 (thread_across_edge): Likewise.
3182 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
3184 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
3186 * config/i386/i386.h (TARGET_SAHF): New define.
3187 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
3188 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
3189 (x86_sahf): New global variable.
3190 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
3191 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
3192 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
3193 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
3195 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
3196 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
3197 when expanding fcomi/sahf based tests.
3198 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
3199 expanding sahf based alternative. Emit sahf based sequence when
3200 optimizing for code size.
3201 * config/i386/i386.md (x86_sahf_1): Do not disable for
3202 TARGET_64BIT, enable for TARGET_SAHF.
3204 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
3206 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
3207 spurious whitespace from error message.
3209 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
3212 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
3214 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
3216 * c-decl.c (grokdeclarator): Disable warnings for anonymous
3218 * tree-sra.c (instantiate_element): Propagate disabled warnings
3219 from the element itself to the created variable.
3221 2007-03-07 Richard Henderson <rth@redhat.com>
3224 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
3225 silently fix up the stack in the case of a missing register.
3227 2007-03-07 Paul Brook <paul@codesourcery.com>
3229 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
3231 2007-03-07 Joseph Myers <joseph@codesourcery.com>
3233 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
3235 (phase1_vrs): Use them.
3236 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
3237 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
3238 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
3239 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
3240 __gnu_Unwind_Restore_WMMXC if required.
3241 (_Unwind_VRS_Pop): Implement iWMMXt support.
3242 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
3243 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
3244 gnu_Unwind_Save_WMMXC): Define.
3246 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3248 * config/vxworks.h (vxworks_override_options): Declare.
3249 (VXWORKS_OVERRIDE_OPTIONS): Use it.
3250 * config/vxworks.c: Include target.h and toplev.h.
3251 (vxworks_override_options): New function.
3252 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
3254 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
3256 * config/s390/s390.c (override_options): Don't emit an error when
3257 -mstack-size is used without providing -mstack-guard.
3258 (s390_emit_prologue): Choose stack_guard value automatically if not
3259 provided via command line.
3260 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
3262 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3264 * config/i386/i386.c (output_set_got): Add a GOT initialization
3265 sequence for VxWorks PIC.
3266 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
3267 around labels as well as symbols. Use gotoff_operand instead
3268 of local_symbolic_operand.
3269 (legitimize_pic_address): Use gotoff_operand instead of
3270 local_symbolic_operand. Use @GOT accesses for labels as
3272 (ix86_output_addr_diff_elt): Use PC-relative rather than
3273 GP-relative offsets for VxWorks PIC.
3274 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
3275 no_new_pseudos. Check whether the returned register is op0.
3276 * config/i386/i386.md (tablejump): Use PC-relative rather than
3277 GP-relative offsets for VxWorks PIC.
3278 * config/i386/predicates.md (gotoff_operand): New predicate.
3280 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3282 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
3284 * config/vxworks-dummy.h: New file.
3285 * config/i386/i386.h: Include it.
3287 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
3289 * dwarf2out.c (is_inlined_entry_point): New
3290 (add_high_low_attributes): Emit DW_AT_entry_pc along with
3291 DW_AT_ranges if the first subblock is the entry point.
3293 2007-03-06 David Daney <ddaney@avtrex.com>
3295 * doc/install.texi (mips-*-*): Change recommended binutils
3298 2007-03-06 Anatoly Sokolov <aesok@post.ru>
3300 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
3301 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
3303 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3304 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3306 2007-03-06 Jan Hubicka <jh@suse.cz>
3308 * errors.h (warning, error, fatal, internal_error): Mark as cold.
3309 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
3311 (probably_cold_bb_p): Cold functions are cold.
3312 (probably_never_executed_bb_p): Cold functions are cold.
3313 (tree_bb_level_predictions): Predict calls to cold functions as not
3315 (compute_function_frequency): Check hot/cold attributes.
3316 * function.h (function_frequency): Update comments.
3317 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
3318 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
3319 (c_common_att): Add cold and hot.
3321 * doc/extend.texi (hot,cold attributes): Document.
3323 2007-03-06 Andrew Haley <aph@redhat.com>
3325 * function.c (expand_function_end): Move blockage to just after we
3326 emit the label for the naked return from the function.
3328 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3330 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
3333 2007-03-06 Jan Hubicka <jh@suse.cz>
3335 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
3336 loaded for constant large models. Non-large 64bit PIC can do.
3337 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
3338 * cmodel.h: Add LARGE PIC.
3339 * i386.md (UNSPEC_PLTOFF): New.
3340 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
3342 (*call_1_rex64): Disable for large models.
3343 (*call_1_rex64_large): New.
3344 (*call_value_1_rex64): Disable for large models.
3345 (*call_value_1_rex64_large): New.
3346 (set_rip_rex4): New.
3347 (set_got_offset_rex64): New.
3348 * predicates.md (constant_call_address_operand): For large model
3349 constant calls are not possible.
3350 * i386-protos.h (construct_plt_address): Declare.
3351 * i386.c (override_options): Accept large models.
3352 (ix86_expand_prologue): Expand large PIC GOT pointer load.
3353 (legitimate_constant_p): Add new UNSPECs.
3354 (legitimate_pic_operand_p): Likewise.
3355 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
3356 (legitimize_pic_address): Do easy RIP relative way for TLS only for
3358 (output_pic_addr_const): Add PLTOFF.
3359 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
3360 (ix86_expand_move): Legitimize pic address when in PIC mode.
3361 (construct_plt_address): New function.
3362 (ix86_expand_call): Offload the address to register and use GOT pointer
3364 * invoke.texi (mcmodel=large): Update documentation.
3366 2007-03-06 Richard Henderson <rth@redhat.com>
3368 * config/i386/i386.c (x86_use_leave, x86_push_memory,
3369 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
3370 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
3371 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
3372 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
3373 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
3374 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
3375 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
3376 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
3377 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
3378 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3379 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
3380 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3381 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3382 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
3383 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
3384 x86_schedule, x86_use_bt, x86_pad_returns,
3385 x86_use_xchgb): Merge into ...
3386 (ix86_tune_features): ... here. New array.
3387 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3388 x86_bswap): Merge into ...
3389 (ix86_arch_features): ... here. New array.
3390 (x86_3dnow_a): Remove.
3391 (x86_accumulate_outgoing_args): Make static.
3392 (x86_arch_always_fancy_math_387): Make static.
3393 (ix86_tune_mask, ix86_arch_mask): Move ...
3394 (override_options): ... to local variables here. Apply the
3395 appropriate mask to each element of ix86_arch_features and
3396 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
3397 as were done in the old macros.
3398 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
3399 * config/i386/i386.h (x86_use_leave, x86_push_memory,
3400 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
3401 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
3402 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
3403 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
3404 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
3405 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
3406 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
3407 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
3408 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
3409 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3410 x86_accumulate_outgoing_args, x86_prologue_using_move,
3411 x86_epilogue_using_move, x86_decompose_lea,
3412 x86_arch_always_fancy_math_387, x86_shift1,
3413 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3414 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3415 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
3416 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3417 x86_use_incdec, x86_pad_returns, x86_bswap,
3418 x86_partial_flag_reg_stall): Remove.
3419 (enum ix86_tune_indices): New.
3420 (ix86_tune_features): New.
3421 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
3422 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
3423 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
3424 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
3425 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
3426 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
3427 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
3428 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
3429 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
3430 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
3431 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
3432 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
3433 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
3434 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
3435 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
3436 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
3437 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
3438 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
3439 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
3440 TARGET_EXT_80387_CONSTANTS): Use it.
3441 (enum ix86_arch_indices): New.
3442 (ix86_arch_features): New.
3443 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
3444 TARGET_BSWAP): Use it.
3445 (ix86_tune_mask, ix86_arch_mask): Remove.
3447 2007-03-06 Joseph Myers <joseph@codesourcery.com>
3450 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
3451 Define using $${sysroot_headers_suffix}.
3452 * configure: Regenerate.
3453 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
3454 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
3456 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
3457 * gcc.c (print_sysroot_headers_suffix): New.
3458 (option_map): Include --print-sysroot-headers-suffix.
3459 (display_help): Mention -print-sysroot-headers-suffix.
3460 (process_command): Handle -print-sysroot-headers-suffix.
3461 (do_spec_1): Append multilib directory to include-fixed path if
3462 sysroot suffixes in use.
3463 (main): Handle -print-sysroot-headers-suffix.
3464 * Makefile.in (start.encap): Don't depend on xlimits.h
3465 (xlimits.h): Remove.
3466 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
3467 limits.h for each multilib in fixinc_list.
3468 (fixinc_list, s-fixinc_list): New.
3469 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
3470 generate them for each multilib in fixinc_list.
3471 (stmp-fixproto): Use include-fixed. Run fixproto for each
3472 multilib in fixinc_list.
3473 (mostlyclean): Don't remove xlimits.h.
3474 (clean): Remove include-fixed.
3475 (real-install-headers-tar, real-install-headers-cpio,
3476 real-install-headers-cp): Don't copy include, only include-fixed.
3477 (install-mkheaders): Depend on fixinc_list. Don't depend on
3478 xlimits.h. Save limits.h files for each multilib in fixinc_list.
3479 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
3480 SYSTEM_HEADER_DIR setting in mkheaders.conf.
3482 2007-03-06 Jan Hubicka <jh@suse.cz>
3484 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
3487 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3489 * configure.ac: Allow tm_file to contain build-directory files.
3490 * configure: Regenerate.
3491 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
3492 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
3493 * config/m68k/print-sysroot-suffix.sh: New file.
3495 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3497 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
3498 of pic_offset_table_rtx if reload_completed.
3499 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
3500 PIC_OFFSET_TABLE_REGNUM.
3501 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
3503 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
3504 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
3506 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3508 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3509 functions that call eh_return.
3511 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3513 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3514 functions that need a constant pool.
3516 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3519 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
3520 (m68k_preferred_reload_class): Likewise.
3521 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
3522 (SECONDARY_RELOAD_CLASS): Define.
3523 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
3524 (LIMIT_RELOAD_CLASS): Delete.
3525 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
3526 registers from storing bytes.
3527 (m68k_secondary_reload_class): New function.
3528 (m68k_preferred_reload_class): Likewise.
3530 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3532 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
3534 (m68k_expand_prologue): Likewise.
3536 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3538 * config/m68k/m68k-protos.h (output_sibcall): Declare.
3539 (mips_expand_epilogue): Add a bool parameter.
3540 (m68k_legitimize_sibcall_address): Declare.
3541 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
3542 (m68k_expand_epilogue): Add a parameter to select between sibling
3543 and normal epilogues. Only generate a return for the latter.
3544 (m68k_ok_for_sibcall_p): New function.
3545 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
3546 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
3547 (sibcall_value, *sibcall_value): Likewise.
3548 (*call, *call_value): Require !SIBLING_CALL_P.
3549 (epilogue): Update call to m68k_expand_epilogue.
3550 (sibcall_epilogue): New pattern.
3551 * config/m68k/predicates.md (const_call_operand): Say that this
3552 predicate applies to sibling calls too.
3553 (sibcall_operand): New predicate.
3555 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3557 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
3558 alternatives as movsi_cf.
3559 (movsf_cf_hard): Add commentary.
3561 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
3562 Richard Sandiford <richard@codesourcery.com>
3564 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
3565 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
3566 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
3567 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
3568 as being live on exit from an interrupt function.
3569 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
3570 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
3571 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
3572 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
3573 (m68k_interrupt_function_p): Globalize.
3574 (m68k_compute_frame_layout): Remove reverse mask code.
3575 (m68k_emit_movem, m68k_set_frame_related): New functions.
3576 (m68k_output_function_prologue): Delete in favor of...
3577 (m68k_expand_prologue): ...this new function.
3578 (m68k_output_function_epilogue): Delete in favor of...
3579 (m68k_expand_epilogue): ...this new function.
3580 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
3582 (print_operand): Handle %?.
3583 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
3584 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
3585 (prologue, epilogue): New patterns.
3586 (return): Turn into a define_expand.
3587 (*return): New pattern, derived from old "return" pattern. Use rte
3588 rather than rts for interrupt functions. Only use rtd if the pop
3590 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
3591 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
3592 (link, *link, unlink, *unlink, load_got): Likewise.
3594 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3598 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
3599 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
3600 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
3601 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
3602 and m68k_matches_u_p.
3603 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
3604 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
3605 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
3606 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
3607 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
3608 (REG_STRICT_P): New macro.
3609 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
3610 PCREL_GENERAL_OPERAND_OK.
3611 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
3612 m68k_legitimate_base_reg_p.
3613 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
3614 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
3615 (PIC_CASE_VECTOR_ADDRESS): Update comment.
3616 * config/m68k/m68k.c (m68k_address): New structure.
3617 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
3618 (m68k_decompose_index, m68k_legitimate_constant_address_p)
3619 (m68k_jump_table_ref_p, m68k_decompose_address)
3620 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
3621 (m68k_matches_u_p): New functions.
3622 (print_operand_address): Rewrite to use m68k_decompose_index.
3624 2007-03-05 David Taylor <dtaylor@emc.com>
3626 * gcc.c: Correct copyright date in --version output.
3628 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3630 * pa.md: In unamed move patterns, disparge copies between general
3631 and floating point registers using '?' modifier. Don't include 'f'
3632 constraint for register preferences in DImode, SImode, HImode and
3633 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
3634 Remove constraints for copies between general and floating registers
3635 in soft-float DFmode pattern.
3636 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
3640 2007-03-05 Mike Stump <mrs@apple.com>
3642 * c-common.c (targetcm): Add.
3643 * c-opts.c (c_common_handle_option): Handle language specific
3645 * opts.c (handle_option): Verify language for target options, if
3647 * opth-gen.awk: Add CL_LANG_ALL.
3648 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
3649 (TARGETCM_INITIALIZER): Add.
3650 * target.h (struct gcc_targetcm): Add.
3652 * targhooks.c (default_handle_c_option): Add.
3653 * targhooks.h (default_handle_c_option): Add.
3654 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
3656 * config/darwin.opt (iframework): Add.
3657 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
3658 * config/darwin-c.c (handle_c_option): Add.
3659 (TARGET_HANDLE_C_OPTION): Add.
3661 * doc/invoke.texi (Darwin Options): Add -iframework.
3663 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3665 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
3668 2007-03-05 Ian Lance Taylor <iant@google.com>
3670 * c.opt (fgnu89-inline): New option.
3671 * c-opts.c (c_common_post_options): Set default value for
3673 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
3674 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
3676 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
3677 (grokdeclarator, start_function): Likewise.
3678 * c-cppbuiltin.c (c_cpp_builtins): Define either
3679 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
3680 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
3681 (C Dialect Options): Document -fgnu89-inline.
3682 * doc/extend.texi (Function Attributes): Explain what the
3683 gnu_inline attribute does.
3684 * doc/cpp.texi (Common Predefined Macros): Document
3685 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
3687 2007-03-05 Ian Lance Taylor <iant@google.com>
3689 PR tree-optimization/31034
3690 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
3691 half-range if the other side is an overflow infinity.
3693 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
3695 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
3696 (bfin*-linux-uclibc*): New configuration.
3697 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
3699 * config/bfin/linux.h: New file.
3700 * config/bfin/libgcc-bfin.ver: New file.
3701 * config/bfin/t-bfin-uclinux: New file.
3702 * config/bfin/t-bfin-linux: New file.
3703 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
3704 (TARGET_OS_CPP_BUILTINS): New macro.
3706 2007-03-05 Richard Guenther <rguenther@suse.de>
3708 * fold-const.c (fold_binary): Remove duplicate folding
3709 of comparison of non-null ADDR_EXPR against null.
3711 2007-03-05 Richard Guenther <rguenther@suse.de>
3712 Dorit Nuzman <dorit@il.ibm.com>
3714 PR tree-optimization/26420
3715 * tree-vectorizer.c (vectorize_loops): Bail out early if there
3716 are no loops in the function. Only print the number of
3717 vectorized loops if it is greater than zero or we are supposed
3718 to print information about unvectorized loops.
3720 2007-03-05 Revital Eres <eres@il.ibm.com>
3722 * gcc.dg/var-expand1.c: New test.
3723 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
3724 when an accumulator is expanded.
3726 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3729 * c-common.c (convert_and_check): Don't give warnings for
3730 conversion if 'expr' already overflowed.
3732 2007-03-04 Roger Sayle <roger@eyesopen.com>
3735 * fold-const.c (fold_comparison): Enforce type consistency when
3736 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
3738 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
3740 * tree-ssa-address.c (create_mem_ref): Do not put an expression
3741 containing a cast to the base of TARGET_MEM_REF.
3743 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
3745 * tree.c (tree_contains_struct_check_failed): Remove spurious
3746 whitespace from error message.
3748 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3751 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
3752 instead of precision.
3754 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
3755 Nathan Sidwell <nathan@codesourcery.com>
3757 * emit-rtl.c (find_auto_inc): New.
3758 (try_split): recreate REG_INC notes,
3759 Use regular for loops rather than whiles.
3761 2007-03-03 Andreas Schwab <schwab@suse.de>
3763 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
3764 * configure: Regenerate.
3766 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3768 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
3769 flag_rounding_math, not flag_unsafe_math_optimizations.
3771 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
3773 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
3774 alpha_fold_vector_minmax): Likewise.
3775 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3776 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
3778 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3780 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
3781 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
3782 if the lhs has side-effects.
3783 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
3785 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3787 * config/i386/i386.h (TUNEMASK): Remove define.
3788 (ARCHMASK): Remove define.
3789 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
3790 Use ix86_arch_mask variable instead of ARCHMASK.
3791 * config/i386/i386.c (override_options): Ditto.
3792 (standard_80387_constant_p): Ditto.
3794 2007-03-02 Ian Lance Taylor <iant@google.com>
3796 Used signed infinities in VRP.
3797 * tree-vrp.c (uses_overflow_infinity): New static function.
3798 (supports_overflow_infinity): New static function.
3799 (make_overflow_infinity): New static function.
3800 (negative_overflow_infinity): New static function.
3801 (positive_overflow_infinity): New static function.
3802 (is_negative_overflow_infinity): New static function.
3803 (is_positive_overflow_infinity): New static function.
3804 (is_overflow_infinity): New static function.
3805 (overflow_infinity_range_p): New static function.
3806 (compare_values_warnv): New function split out of compare_values.
3807 (compare_value): Call it.
3808 (set_value_range_to_nonnegative): Add overflow_infinity
3809 parameter. Change caller.
3810 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
3812 (vrp_expr_computes_nonzero): Likewise.
3813 (compare_ranges, compare_range_with_value): Likewise.
3814 (compare_name_with_value, compare_names): Likewise.
3815 (vrp_evaluate_conditional): Likewise.
3816 (set_value_range): Handle infinity
3817 (vrp_operand_equal_p, operand_less_p): Likewise.
3818 (extract_range_from_assert): Likewise.
3819 (vrp_int_const_binop): Likewise.
3820 (extract_range_from_binary_expr): Likewise.
3821 (extract_range_from_unary_expr): Likewise.
3822 (extract_range_from_comparison): Likewise.
3823 (extract_range_from_expr): Likewise.
3824 (dump_value_range): Likewise.
3825 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
3826 (test_for_singularity): Likewise.
3827 (vrp_int_const_binop): Remove inline qualifier.
3828 (adjust_range_with_scev): Add comment.
3829 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3831 2007-03-02 Diego Novillo <dnovillo@redhat.com>
3833 * tree-ssa-structalias.c (could_have_pointers): Tidy.
3834 (get_constraint_for): Likewise.
3835 (do_structure_copy): Likewise.
3836 (find_func_aliases): Fix references to MODIFY_EXPR.
3837 (intra_create_variable_infos): Tidy.
3838 * tree-ssa-operands.c (add_virtual_operand): Add argument
3840 When adding members of alias sets, if IS_CALL_SITE is true and
3841 the symbol is not call-clobbered, skip it.
3844 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3846 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
3847 entry by means of emit_insn_at_entry.
3849 2007-03-02 Richard Henderson <rth@redhat.com>
3851 * expr.h (promoted_input_arg): Remove decl.
3852 * function.c (promoted_input_arg): Merge into ...
3853 * combine.c (setup_incoming_promotions): ... only caller.
3854 Rearrange to avoid double loop.
3856 2007-03-02 Ben Elliston <bje@au.ibm.com>
3857 Peter Bergner <bergner@vnet.ibm.com>
3858 Janis Johnson <janis187@us.ibm.com>
3860 * config/rs6000/dfp.md: New file.
3861 * config/rs6000/rs6000.md: Include dfp.md.
3862 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
3863 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
3864 and TDmode decimal float modes in FP registers.
3865 (num_insns_constant): Likewise.
3866 (rs6000_legitimate_offset_address_p): Likewise.
3867 (rs6000_legitimize_address): Likewise.
3868 (rs6000_legitimize_reload_address): Likewise.
3869 (rs6000_legitimate_address): Likewise.
3870 (rs6000_emit_move): Likewise.
3871 (function_arg_boundary): Likewise.
3872 (function_arg_advance): Likewise.
3873 (rs6000_darwin64_record_arg_recurse): Likewise.
3874 (function_arg): Likewise.
3875 (rs6000_gimplify_va_arg): Likewise.
3876 (rs6000_split_multireg_move): Likewise.
3877 (rs6000_output_function_epilogue): Likewise.
3878 (rs6000_output_function_epilogue): Likewise.
3879 (rs6000_register_move_cost): Likewise.
3880 (rs6000_function_value): Likewise.
3881 (rs6000_libcall_value): Likewise.
3883 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3885 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
3887 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3889 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
3890 Use $MULTIDIR to choose between the kernel and RTP headers,
3891 and use $WIND_BASE and $WIND_USR to locate them.
3893 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3895 * config/i386/i386.c (override_options): Put initialization of
3896 ix86_tune_mask and ix86_arch_mask to the correct place.
3898 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3899 Michael Meissner <michael.meissner@amd.com>
3902 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
3904 (TARGET_CMOVE): Use ARCHMASK.
3905 (TARGET_CMPXCHG): Ditto.
3906 (TARGET_CMPXCHG8B): Ditto.
3907 (TARGET_XADD): Ditto.
3908 (TARGET_BSWAP): Ditto.
3909 * config/i386/i386.c (ix86_tune_mask): New global variable.
3910 (ix86_arch_mask): Ditto.
3911 (override_options): Initialize ix86_tune_mask and
3912 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
3915 2007-03-02 Ben Elliston <bje@au.ibm.com>
3918 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
3920 2007-03-02 Joseph Myers <joseph@codesourcery.com>
3922 * target.h (init_dwarf_reg_sizes_extra): New target hook.
3923 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
3924 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
3925 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
3927 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
3928 rs6000_init_dwarf_reg_sizes_extra): New.
3929 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
3930 SPE register high parts.
3932 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
3934 * Makefile.in: Add install-pdf target as
3935 copied from automake v1.10 rules.
3936 * configure.ac: Add install-pdf to target list.
3937 * configure: Regenerate.
3939 2007-03-01 Paul Brook <paul@codesourcery.com>
3941 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
3942 modes to LDRD for DImode.
3943 (output_move_double): Fixup out of range ldrd/strd.
3944 (vfp_secondary_reload_class): Rename...
3945 (coproc_secondary_reload_class): ... to this. Add wb argument.
3946 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
3947 coproc_secondary_reload_class for CLASS_IWMMXT.
3948 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
3949 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
3951 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3953 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
3954 factor by the estimated number of iterations.
3955 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
3958 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
3959 decode_caches_intel, detect_caches_intel): New functions.
3960 (host_detect_local_cpu): Use detect_caches_amd and
3961 detect_caches_intel.
3963 2007-03-01 Richard Henderson <rth@redhat.com>
3965 * expr.c (emit_move_complex_push): Export.
3966 (emit_move_complex_parts): Split out from ...
3967 (emit_move_complex): ... here.
3968 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
3969 * config/i386/i386.md (movcdi): New.
3971 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
3973 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
3974 size of mode1 to check for tieable modes in MMX case.
3976 2007-03-01 Richard Sandiford <richard@codesourcery.com>
3978 * Makefile.in (rtlanal.o): Depend on tree.h.
3979 * rtl.h (offset_within_section_p, split_const): Declare.
3980 * rtlanal.c: Include tree.h.
3981 (offset_within_block_p): New function, taken from
3982 mips_offset_within_object_p.
3983 (split_const): New function, taken from mips_split_const.
3984 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
3986 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3987 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
3988 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
3989 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3990 (m68k_illegitimate_symbolic_constant_p): New function.
3991 * config/m68k/m68k.md (movsi): Remove misleading predicates.
3992 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
3993 symbolic constant that might be outside the symbol's section,
3994 move the symbol first and then add the offset.
3995 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
3997 * config/mips/mips.c (mips_split_const): Delete.
3998 (mips_offset_within_object_p): Delete.
3999 (mips_symbolic_constant_p): Use offset_within_section_p and
4000 split_const instead of mips_offset_within_object_p and
4002 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
4003 (mips_legitimize_const_move, print_operand_reloc)
4004 (mips_dangerous_for_la25_p): Use split_const instead of
4007 2007-02-28 Eric Christopher <echristo@apple.com>
4009 * Makefile.in (install-include-dir): Don't rm -rf include.
4011 2007-02-28 Richard Guenther <rguenther@suse.de>
4014 * fold-const.c (fold_binary): Do not associate expressions
4015 with more than one variable for integer types that do not wrap.
4017 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
4019 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
4020 Delete, and replace with...
4021 (fold_builtin_call_array): This. Update callers to use it.
4022 * fold-const.c (fold_build_call_list): Delete, and replace with...
4023 (fold_build_call_array): This.
4024 (fold_build_call_list_initializer): Delete, and replace with...
4025 (fold_build_call_array_initializer): This.
4026 * tree.h: Update declarations to reflect above changes.
4028 * c-typeck.c (build_function_call): Store converted arguments
4029 in a stack-allocated array instead of building a list.
4030 (convert_arguments): Store arguments in the array passed in as an
4031 argument, and return the actual number of arguments.
4032 * c-format.c: (check_function_format): Pass arguments in an
4033 array instead of a list.
4034 * c-common.c (check_function_nonnull): Likewise.
4035 (check_function_sentinel): Likewise.
4036 (check_function_arguments): Likewise.
4037 * c-common.h: Update declarations to reflect above changes.
4039 2007-02-28 Jan Hubicka <jh@suse.cz>
4041 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
4042 PRED_NEGATIVE_RETURN): Update outcomes.
4044 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
4046 * calls.c (emit_library_call_value_1): Handle partial registers
4047 correctly when building up CALL_INSN_FUNCTION_USAGE.
4049 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4051 * pa/predicates.md (move_src_operand): Allow zero for mode.
4052 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
4055 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
4058 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
4059 *movv2df_internal): Enable pattern only for valid operand
4061 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
4062 tie only 128bit modes. For MMX registers, tie only 64bit modes.
4064 2007-02-27 Mike Stump <mrs@apple.com>
4066 * config/darwin-crt3.c: Avoid compilation when compiling for a
4069 2007-02-27 Joseph Myers <joseph@codesourcery.com>
4071 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
4073 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
4074 for fixed headers and limits.h.
4075 (install-include-dir, install-headers-tar, install-headers-cpio,
4076 install-headers-cp, real-install-headers-tar,
4077 real-install-headers-cpio, real-install-headers-cp): Handle
4078 include-fixed as well as include.
4079 (install-mkheaders): Don't install files that go only in include
4081 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
4082 from GCC_INCLUDE_DIR.
4083 * gcc.c (process_command): Remove special -BstageN/ handling.
4084 (do_spec_1): Add include-fixed directories.
4086 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4088 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
4090 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
4092 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
4095 2007-02-27 Mark Mitchell <mark@codesourcery.com>
4097 * c-common.c (get_priority): Add check for
4098 SUPPORTS_INIT_PRIORITY.
4100 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4102 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
4104 * config/bfin/bfin.c: Include "cfglayout.h".
4105 (MAX_LSETUP_DISTANCE): New macro.
4106 (struct loop_info): New members incoming, incoming_src and
4107 incoming_dest. Delete member predecessor.
4108 (length_for_loop): New function.
4109 (bfin_optimize_loop): Handle more different loop structures.
4110 (bfin_discover_loop): Rework detection of predecessor blocks by
4111 examining incoming edges.
4112 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
4114 (bfin_reorder_loops): New function.
4115 (bfin_reorg_loops): Use these three new functions.
4117 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
4118 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
4119 (CONSTRAINT_LEN): Add entry for 'q'.
4120 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
4121 Add 'q' constraints.
4122 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
4123 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
4125 * config/bfin/bfin.md (add_with_carry): New pattern.
4126 (s_or_u, su_optab, su_modifier): New code macros/attrs.
4127 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
4128 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
4129 support unsigned multiplies too. Removed incorrect commutativity from
4130 operand 1 constraint where appropriate.
4131 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
4133 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
4134 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
4136 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
4137 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
4138 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
4139 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
4140 usmulhisi_hh_huh): New patterns.
4142 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
4143 lshifthi3): Fix output template to use half reg for operand 2.
4145 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
4148 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
4150 2007-02-27 Andreas Schwab <schwab@suse.de>
4152 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
4154 2007-02-27 Jan Hubicka <jh@suse.cz>
4156 * predict.c (last_basic_block_p): Remove.
4157 (tree_estimate_probability): Update return heuristic for commonized
4160 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4162 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
4164 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4166 * doc/include/gcc-common.texi (versionsubtitle): New macro.
4167 * doc/cpp.texi: Standardize title page.
4168 * doc/cppinternals.texi: Likewise.
4169 * doc/gcc.texi: Standardize title page, remove version number
4170 from copyright page.
4171 * doc/gccint.texi: Likewise.
4172 * doc/install.texi: Standardize title page, add table of
4175 2007-02-26 Jan Hubicka <jh@suse.cz>
4177 * predict.def: Set outcomes according to more recent results.
4178 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
4179 Remove dead predictors.
4180 * predict.c (return_prediction): Fix pasto.
4182 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4184 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
4185 change; avoid a memory leak when returning early.
4187 2007-02-26 Mark Mitchell <mark@codesourcery.com>
4189 * c-decl.c (static_ctors): Move to c-common.c.
4190 (static_dtors): Likewise.
4191 (finish_function): Use c_record_cdtor_fn.
4192 (build_cdtor): Move to c-common.c.
4193 (c_write_global_declarations): Use c_build_cdtor_fns.
4194 * c-common.h (static_ctors): Declare.
4195 (static_dtors): Likewise.
4196 (c_record_cdtor_fn): Likewise.
4197 (c_build_cdtor_fns): Likewise.
4198 * c-common.c (static_ctors): New variable.
4199 (static_dtors): Likewise.
4200 (c_record_cdtor_fn): New function.
4201 (build_cdtor): Move from c-decl.c
4202 (c_build_cdtor_fns): New function.
4204 * output.h (assemble_addr_to_section): Declare.
4205 (get_cdtor_priority_section): Likewise.
4206 * varasm.c (assemble_addr_to_section): New function.
4207 (get_cdtor_priority_section): Likewise.
4208 (default_named_section_asm_out_destructor): Use them.
4209 (destor_dtor_section_asm_out_destructor): Likewise.
4210 (default_named_section_asm_out_constructor): Likewise.
4211 (default_ctor_section_asm_out_constructor): Likewise.
4212 * config.gcc (*-*-vxworks*): Include vxworks.o.
4213 * config/t-vxworks (vxworks.o): New target.
4214 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
4215 (TARGET_ASM_CONSTRUCTOR): Define.
4216 (TARGET_ASM_DESTRUCTOR): Likewise.
4217 (vxworks_asm_out_constructor): Declare.
4218 (vxworks_asm_out_destructor): Likewise.
4220 * c-common.c (get_priority): Check that we have not just an
4221 INTEGER_CST, but an integer constant with integeral type.
4223 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
4225 PR tree-optimization/30938
4226 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
4227 use &dt[nargs-1] instead of &dt[nargs] in the call to
4228 vect_is_simple_use().
4230 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
4232 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
4233 from register elimination as PRE_MODIFY / POST_MODIFY increments.
4234 Do not attempt to handle MEM inside auto-inc expressions.
4235 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
4236 of a register modified by an auto-inc expression. However, do handle
4237 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
4238 (elimination_effects): Prohibit elimination of a register modified
4239 by an auto-inc expression. Disable register elimination rules whose
4240 target register is modified by an auto-inc expression with variable
4243 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4245 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
4247 (array_at_struct_end_p): New function.
4248 (idx_infer_loop_bounds): Use it.
4249 (estimate_numbers_of_iterations_loop): Export.
4250 * predict.c (predict_loops): Use estimated_loop_iterations_int.
4251 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
4252 (tree_estimate_probability): Call record_loop_exits.
4253 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
4254 (estimated_loop_iterations, estimated_loop_iterations_int,
4255 estimated_loop_iterations_tree): New functions.
4256 (analyze_siv_subscript_cst_affine,
4257 compute_overlap_steps_for_affine_1_2,
4258 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
4259 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
4260 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
4261 (PRED_LOOP_ITERATIONS_GUESSED): New.
4262 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
4263 * cfgloop.h (estimate_numbers_of_iterations_loop,
4264 estimated_loop_iterations_int): Declare.
4266 2007-02-25 Mark Mitchell <mark@codesourcery.com>
4268 * doc/extend.texi: Document optional priority argument to
4269 constructors and destructors.
4270 * tree.c (init_priority_for_decl): Adjust GTY markers.
4271 (init_ttree): Use priority-info hash functions for
4272 init_priority_for_decl.
4273 (tree_map_eq): Rename to ...
4274 (tree_map_base_eq): ... this.
4275 (tree_map_marked_p): Rename to ...
4276 (tree_map_base_marked_p): ... this.
4277 (tree_map_base_hash): New function.
4278 (decl_init_priority_lookup): Rework.
4279 (decl_fini_priority_lookup): New function.
4280 (decl_priority_info): New function.
4281 (decl_init_priority_insert): Use it.
4282 (decl_fini_priority_insert): Likewise.
4283 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
4285 (decl_restrict_base_insert): Likewise.
4286 (decl_debug_expr_insert): Likewise.
4287 (decl_value_expr_lookup): Likewise.
4288 (decl_value_expr_insert): Likewise.
4289 * tree.h (priority_type): New type.
4290 (decl_init_priority_lookup): Use priority_type.
4291 (decl_fini_priority_lookup): New function.
4292 (decl_init_priority_insert): Use priority_type.
4293 (decl_fini_priority_insert): New function.
4294 (DECL_HAS_INIT_PRIORITY): Tweak comments.
4295 (DECL_INIT_PRIORITY): Likewise.
4296 (SET_DECL_INIT_PRIORITY): Add comment.
4297 (DECL_FINI_PRIORITY): New macro.
4298 (SET_DECL_FINI_PRIORITY): Likewise.
4299 (DEFAULT_INIT_PRIORITY): Document.
4300 (MAX_INIT_PRIORITY): Likewise.
4301 (MAX_RESERVED_INIT_PRIORITY): Likewise.
4302 (tree_map_base): New type.
4303 (tree_map_base_eq): New function.
4304 (tree_map_base_hash): Likewise.
4305 (tree_map_base_marked_p): Likewise.
4306 (tree_map): Inherit from tree_map_base.
4307 (tree_map_eq): Make it a macro.
4308 (tree_map_marked_p): Likewise.
4309 (tree_int_map): Inherit from tree_map_base.
4310 (tree_int_map_eq): Make it a macro.
4311 (tree_int_map_hash): Likewise.
4312 (tree_int_map_marked_p): Likewise.
4313 (tree_priority_map): New type.
4314 (tree_priority_map_eq): New macro.
4315 (tree_priority_map_hash): Likewise.
4316 (tree_priority_map_marked_p): Likewise.
4317 * varasm.c (emults_decl): Adjust for refactoring of tree_map
4319 (emutls_common_1): Likewise.
4320 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
4321 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
4322 of tree_map hierarchy.
4323 * tree-cfg.c (move_stmt_r): Likewise.
4324 (new_label_mapper): Likewise.
4325 * c-tree.h (c_expand_body): Move to ...
4326 * c-common.h (c_expand_body): ... here.
4327 * c-decl.c (c_expand_body): Move to ...
4328 * c-common.c (c_expand_body): ... here.
4329 (c_common_attribute_table): Allow 1 argument for the constructor
4330 and destructor attributes.
4331 (get_priority): New function.
4332 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
4333 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
4335 2007-02-24 Jan Hubicka <jh@suse.cz>
4338 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
4340 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4341 Jan Hubicka <jh@suse.cz>
4344 * i386.c (counter_mode): New function.
4345 (expand_set_or_movmem_via_loop): Use it.
4346 (expand_movmem_epilogue): Likewise; fix pasto.
4347 (ix86_expand_movmem): Do emit guard even for constant counts.
4348 (ix86_expand_setmem): Likewise.
4350 2007-02-25 Nick Clifton <nickc@redhat.com>
4352 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
4353 (JUMP_TABLES_IN_TEXT_SECTION): Define.
4355 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4358 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
4359 count argument with 0x10, not with 0x16.
4360 (expand_setmem_epilogue): Ditto.
4362 2007-02-24 Mike Stump <mrs@apple.com>
4364 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
4367 2007-02-24 Richard Guenther <rguenther@suse.de>
4370 * fold-const.c (fold_binary): Fold x +- CST op x for
4371 EQ_EXPR and NE_EXPR.
4373 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4375 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
4377 2007-02-24 Jan Hubicka <jh@suse.cz>
4379 * cgraphunit.c (decide_is_function_needed): Honor
4380 -fkeep-inline-functions.
4382 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4384 * builtins.c (fold_builtin_modf): New.
4385 (fold_builtin_2): Use it.
4387 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
4389 * loop-iv.c (implies_p): Detect additional cases where A implies B.
4390 (determine_max_iter): Take additional LOOP arg; all callers changed.
4391 Lose broken logic dealing with PLUS. Try to limit the upper bound by
4392 one using simplifications.
4393 (simplify_using_initial_values): Return if the expression becomes
4394 invalid due to altered regs.
4396 2007-02-23 DJ Delorie <dj@redhat.com>
4398 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
4400 2007-02-23 Mike Stump <mrs@apple.com>
4402 * tlink.c (scan_linker_output): Parse linker messages from
4403 darwin9's linker better.
4405 2007-02-23 Steve Ellcey <sje@cup.hp.com>
4408 * varpool.c (varpool_assemble_pending_decls): Set
4409 varpool_last_needed_node to null.
4411 2007-02-23 DJ Delorie <dj@redhat.com>
4413 * config/i386/i386.c (ix86_data_alignment): Don't specify an
4414 alignment bigger than the object file can handle.
4416 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
4419 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
4420 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
4421 (*movsf_1): Penalize MMX moves.
4423 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
4425 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
4426 2^32-1 or more times unless flag_unsafe_loop_optimizations.
4428 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
4430 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4432 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
4433 (fold_builtin_1): Use them.
4434 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4435 BUILT_IN_SIGNIFICAND.
4437 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
4439 * config/i386/i386.c (bdesc_1arg): Initialize
4440 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
4441 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
4442 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
4443 and IX86_BUILTIN_MOVSLDUP.
4445 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
4447 PR rtl-optimization/30841
4448 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
4450 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4452 * builtins.c (fold_builtin_frexp): New.
4453 (fold_builtin_2): Use it.
4455 2007-02-22 Mark Mitchell <mark@codesourcery.com>
4457 * doc/invoke.texi (Spec Files): Document getenv spec function.
4459 * gcc.c (getenv_spec_function): New function.
4460 (static_spec_functions): Add it.
4461 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
4462 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
4465 2007-02-22 Michael Matz <matz@suse.de
4468 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
4469 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
4471 2007-02-22 Ian Lance Taylor <iant@google.com>
4474 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
4475 (mem_loc_descriptor): Call it.
4477 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
4478 Ira Rosen <irar@il.ibm.com>
4480 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
4482 2007-02-22 Ira Rosen <irar@il.ibm.com>
4484 PR tree-optimization/30843
4485 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
4486 stores only after all the group is vectorized.
4488 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
4490 PR tree-optimization/30858
4491 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
4492 in the reduction cycle have a single use in the loop.
4493 * tree-vectorizer.h (relevant): Add documentation.
4495 2007-02-20 Mike Stump <mrs@apple.com>
4497 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
4498 * configure: Regenerate.
4500 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4502 Change the defaults of some parameters and options.
4503 * config/spu/spu-protos.h (spu_optimization_options): Declare.
4504 * config/spu/spu.c (spu_optimization_options): Add.
4505 (spu_override_options): Change params in spu_optimization_options.
4506 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
4508 Register 127 is only 16 byte aligned when used as a frame pointer.
4509 * config/spu/spu-protos.h (spu_init_expanders): Declare.
4510 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
4511 HARD_FRAME_POINTER_REGNUM.
4512 (spu_legitimate_address): Use regno_aligned_for_reload.
4513 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
4514 aligned when frame_pointer_needed is true.
4515 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
4517 * config/spu/spu.h (INIT_EXPANDERS): Define.
4519 Make sure shift and rotate instructions have valid immediate operands.
4520 * config/spu/predicates.md (spu_shift_operand): Remove.
4521 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
4522 * config/spu/constraints.md (W, O): Extend range.
4523 * config/spu/spu.md (umask, nmask): Define.
4524 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
4525 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
4526 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
4527 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
4528 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
4529 (lshr<mode>3_reg): Fix rtl description.
4531 Make sure mulhisi immediate operands are valid.
4532 * config/spu/predicates.md (imm_K_operand): Add.
4533 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
4535 Generate constants using fsmbi and andi.
4536 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
4537 (print_operand, spu_split_immediate, classify_immediate,
4538 fsmbi_const_p): Handle IC_FSMBI2.
4540 Correctly handle a CONST_VECTOR containing symbols.
4541 * config/spu/spu.c (print_operand): Handle HIGH correctly.
4542 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
4543 (immediate_load_p): Allow symbols that use 2 instructions to create.
4544 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
4545 with symbols when flag_pic is set.
4546 (const_vector_immediate_p): New.
4547 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
4548 accept a CONST_VECTOR with symbols.
4549 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
4550 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
4552 * config/spu/spu.md (high, low): Delete.
4553 (low_<mode>): Define.
4555 Remove INTRmode and INTR_REGNUM, which didn't work.
4556 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
4558 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
4559 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
4560 peephole2 pattern): Don't use INTR or 131.
4561 (movintrcc): Delete.
4562 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
4563 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
4564 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
4565 (UNSPEC_SET_INTR): Add.
4566 * config/spu/spu-modes.def (INTR): Remove.
4568 More accurate warnings about run-time relocations.
4569 * config/spu/spu.c (reloc_diagnostic): Test in_section.
4571 Correctly warn about immediate arguments to specific intrinsics.
4572 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
4573 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
4574 the instruction predicate.
4576 Fix tree check errors with latest update.
4577 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
4579 (spu_expand_builtin): Use CALL_EXPR_FN.
4581 Add missing specific intrinsics.
4582 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
4584 * config/spu/spu_internals.h: Ditto.
4586 Fix incorrect operand modifiers.
4587 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
4588 * config/spu/spu.md (xor<mode>3): Change %S to %J.
4590 Optimize one case of zero_extend of a vec_select.
4591 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
4593 Accept any immediate for hbr.
4594 * config/spu/spu.md (hbr): Change s constraints to i.
4596 2007-02-21 Paul Brook <paul@codesourcery.com>
4598 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
4599 condexec_count when skipping USE and CLOBBER.
4601 2007-02-21 Nick Clifton <nickc@redhat.com>
4603 * common.opt (Warray-bounds): Add Warning attribute.
4604 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
4606 (fsized-zeroes): Add Optimization attribute.
4607 (fsplit-wide-types, ftree-scev-cprop): Likewise.
4608 * c.opt (Wc++0x-compat): Add Warning attribute.
4610 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4613 * reload1.c (eliminate_regs_in_insn): In the single_set special
4614 case, attempt to re-recognize the insn before falling back to
4615 having reload fix it up.
4617 2007-02-20 Eric Christopher <echristo@gmail.com>
4619 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
4620 Rewrite accordingly.
4621 (frv_read_iacc_argument): Ditto.
4622 (frv_expand_set_builtin): Take a call instead of arglist, update for
4624 (frv_expand_unop_builtin): Ditto.
4625 (frv_expand_binop_builtin): Ditto.
4626 (frv_expand_cut_builtin): Ditto.
4627 (frv_expand_binopimm_builtin): Ditto.
4628 (frv_expand_voidbinop_builtin): Ditto.
4629 (frv_expand_int_void2arg): Ditto.
4630 (frv_expand_prefetches): Ditto.
4631 (frv_expand_voidtriop_builtin): Ditto.
4632 (frv_expand_voidaccop_builtin): Ditto.
4633 (frv_expand_load_builtin): Ditto.
4634 (frv_expand_store_builtin): Ditto.
4635 (frv_expand_mdpackh_builtin): Ditto.
4636 (frv_expand_mclracc_builtin): Ditto.
4637 (frv_expand_mrdacc_builtin): Ditto.
4638 (frv_expand_mwtacc_builtin): Ditto.
4639 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
4642 2007-02-20 Janis Johnson <janis187@us.ibm.com>
4644 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
4645 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
4647 (HAVE_GAS_DFP): Check for assembler support of decimal floating
4649 * configure: Regenerate.
4650 * config.in: Regenerate.
4651 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
4652 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
4653 masks to power6 and power6x and to POWERPC_MASKS.
4654 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4656 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
4657 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
4658 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4659 Access PROTOTYPE as variable, not mask.
4661 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4663 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
4664 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
4665 * combine.c (adjust_for_new_dest): Use it.
4666 * postreload.c (reload_combine): Likewise.
4668 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4670 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
4671 notes on an insn with multiple sets, even if single_set returns
4672 non-NULL for that insn.
4674 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4676 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
4679 2007-02-20 Geoffrey Keating <geoffk@apple.com>
4681 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
4682 if user didn't pass it.
4683 * config/i386/darwin.h (CC1_SPEC): Likewise.
4684 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
4685 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
4686 -mmacosx-version-min.
4688 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4689 Uros Bizjak <ubizjak@gmail.com>
4691 * optabs.h (enum optab_index): Add new OTI_scalb.
4692 (scalb_optab): Define corresponding macro.
4693 * optabs.c (init_optabs): Initialize scalb_optab.
4694 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
4696 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
4697 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
4698 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
4699 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
4700 flag_unsafe_math_optimizations is set.
4702 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
4703 to implement scalbf, scalb and scalbl built-ins as inline x87
4706 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4707 DJ Delorie <dj@redhat.com>
4710 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
4711 (diagnostic_report_diagnostic): ... here, and turn them into real
4712 errors. If warnings are inhibited, no need to do anything.
4714 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
4716 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
4717 better code generation.
4719 2007-02-20 Ben Elliston <bje@au.ibm.com>
4721 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
4723 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
4725 * config/alpha/alpha.c, config/alpha/alpha.md,
4726 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
4727 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
4728 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
4729 config/arm/lib1funcs.asm: Follow spelling conventions.
4731 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
4732 config/fr30/fr30.md, config/i386/i386.h,
4733 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4734 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
4735 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
4736 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
4737 config/rs6000/altivec.md, config/rs6000/rs6000.c,
4738 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
4739 config/sparc/sparc.c, config/sparc/sparc.h,
4740 config/sparc/sparc.md, config/spu/constraints.md,
4741 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
4744 2007-02-20 Alan Modra <amodra@bigpond.net.au>
4747 * varasm.c (use_blocks_for_decl_p): Return false for decls with
4750 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4752 * doc/invoke.texi (-ftree-lrs): Remove.
4754 2007-02-19 Diego Novillo <dnovillo@redhat.com>
4756 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
4759 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
4761 * config/ia64/ia64.c (ia64_expand_builtin): Use the
4762 new CALL_EXPR_FN macro for retrieving the function
4763 declaration of the input expression.
4765 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4767 * c.opt (Waddress): New.
4768 * common.opt (Walways-true): Delete.
4769 (Wstring-literal-comparison): Delete.
4770 * doc/invoke.texi (Warning Options): Delete -Walways-true and
4771 -Wstring-literal-comparison. Add -Waddress.
4773 (Walways-true): Delete.
4774 (Wstring-literal-comparison): Delete.
4775 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
4776 consistently instead of -Walways-true in example.
4777 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
4778 * c-typeck.c (parser_build_binary_op): Replace
4779 -Wstring-literal-comparison and -Walways-true with -Waddress.
4780 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
4783 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4785 * tree-cfg.c (dump_function_to_file): Be prepared for functions
4786 without DECL_STRUCT_FUNCTION initialized.
4788 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4790 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
4791 due to calls to functions taking pointers as parameters.
4793 2007-02-19 Richard Henderson <rth@redhat.com>
4796 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
4799 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
4801 * config/s390/s390.c (s390_call_saved_register_used,
4802 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
4803 accessed to the new scheme.
4805 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4807 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
4808 (cris_print_index, cris_print_operand, cris_print_operand_address)
4809 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
4810 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
4811 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
4813 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
4814 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
4815 GO_IF_LEGITIMATE_ADDRESS): Ditto.
4816 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
4817 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
4818 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
4819 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
4820 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
4821 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
4822 (uminsi3, call, call_value): Ditto.
4823 (define_split: indir_to_reg_split, unnamed): Ditto.
4825 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
4827 PR tree-optimization/30975
4828 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
4831 2007-02-18 Eric Christopher <echristo@gmail.com>
4833 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
4834 Remove use of arglist.
4835 (mips_expand_builtin): Remove use of arglist, pass in expr.
4836 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
4837 (mips_expand_builtin_movtf): Ditto.
4838 (mips_expand_builtin_compare): Ditto.
4840 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4842 * tree-sra.c (sra_build_assignment): Replace assertion
4843 checking with a comment explaining why it can't be done.
4845 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4848 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
4849 during CALL_EXPR representation conversion.
4850 * tree-ssa-propagate.c (set_rhs): Likewise.
4852 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4854 * tree-sra.c (sra_build_assignment): Disable assertion checking
4857 2007-02-18 Roger Sayle <roger@eyesopen.com>
4859 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
4860 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4861 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
4863 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
4864 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
4865 gimplify_init_ctor_eval_range, gimple_push_cleanup,
4866 gimplify_omp_for, gimplify_omp_atomic_pipeline,
4867 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
4868 force_gimple_operand): Likewise.
4869 * ipa-cp.c (constant_val_insert): Likewise.
4870 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
4871 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
4872 perfect_nestify): Likewise.
4873 * langhooks.c (lhd_omp_assignment): Likewise.
4874 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
4875 lower_copyprivate_clauses, lower_send_clauses,
4876 lower_send_shared_vars, expand_parallel_call,
4877 expand_omp_for_generic, expand_omp_for_static_nochunk,
4878 expand_omp_for_static_chunk, expand_omp_sections,
4879 lower_omp_single_copy, lower_omp_for_lastprivate,
4880 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
4881 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4882 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
4885 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4887 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
4888 config/sh/sh.md: Follow spelling conventions.
4890 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
4891 config/frv/predicates.md: Follow spelling conventions.
4893 * config/m68k/linux-unwind.h: Fix a comment typo.
4894 * target.h: Follow spelling conventions.
4896 2007-02-18 Roger Sayle <roger@eyesopen.com>
4898 PR rtl-optimization/28173
4899 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
4900 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
4901 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
4902 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
4903 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
4905 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4907 * builtins.c (fold_builtin_load_exponent): New.
4908 (fold_builtin_2): Use it.
4910 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
4912 PR rtl-optimization/30773
4913 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
4914 if we fail to attach a REG_EQUIV note.
4916 2007-02-18 David Edelsohn <edelsohn@gnu.org>
4917 Roger Sayle <roger@eyesopen.com>
4919 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
4921 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4923 * calls.c (initialize_argument_information): Pass original EXP
4924 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
4925 code to split complex arguments here, as part of initializing the
4927 (expand_call): Remove code that builds a list of arguments and
4928 inserts implicit arguments into it. Instead, just count how many
4929 implicit arguments there will be so we can determine the size of
4930 the ARGS array, and let initialize_argument_information do the work.
4931 (split_complex_values): Delete unused function.
4933 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4935 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
4937 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4939 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
4940 for arg pointer based indexed addressing.
4942 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4944 * config/ia64/ia64.h, config/ia64/ia64.md,
4945 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
4946 spelling conventions.
4948 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4950 * config/m68k/m68k.c (split_di): New.
4951 * config/m68k/m68k-protos.h: Declare split_di.
4952 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
4953 Improve predicate handling and split constant shifts.
4955 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4957 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
4958 parameter for register bitfield operations, general predicates
4961 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4963 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
4964 * config/m68k/linux-unwind.h: New file.
4966 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4968 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
4969 config/i386/athlon.md, config/ia64/ia64.md,
4970 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
4971 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
4972 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
4973 tree-ssa-loop-niter.c, tree-vect-analyze.c,
4974 tree-vect-transform.c: Fix comment typos.
4976 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
4978 * sched-deps.c (find_insn_list): Remove.
4979 * sched-int.h: Remove the prototype for find_insn_list.
4981 2007-02-16 Geoffrey Keating <geoffk@apple.com>
4983 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
4985 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
4986 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
4987 darwin_rs6000_override_options.
4988 (C_COMMON_OVERRIDE_OPTIONS): Expect
4989 darwin_macosx_version_min to be non-NULL always.
4990 (TARGET_C99_FUNCTIONS): Likewise.
4991 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
4992 (DARWIN_MINVERSION_SPEC): New.
4993 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
4994 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
4996 (DARWIN_MINVERSION_SPEC): New.
4997 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
4999 * config/darwin-c.c (darwin_cpp_builtins): Expect
5000 darwin_macosx_version_min to be non-NULL always.
5002 * config/rs6000/rs6000.c: Clean up trailing whitespace.
5004 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
5006 * config/i386/i386.h (x86_use_xchgb): New.
5007 (TARGET_USE_XCHGB): New macro.
5008 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
5009 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
5010 Split after reload into bswaphi for shifts of 8.
5011 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
5012 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
5013 or when optimizing for size.
5015 2007-02-16 Richard Guenther <rguenther@suse.de>
5016 Christian Bruel <christian.bruel@st.com>
5018 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
5019 DECLs but prefer SSA_NAMEs over DECLs.
5021 2007-02-16 Richard Guenther <rguenther@suse.de>
5023 * tree-flow-inline.h (single_imm_use_p): Remove.
5024 (zero_imm_uses_p): Likewise.
5025 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
5026 instead of single_imm_use_p.
5027 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
5030 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5033 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
5034 nested double- and backquotes.
5036 2007-02-15 Roger Sayle <roger@eyesopen.com>
5039 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
5040 should be unreachable.
5041 (build2_stat): Allow construction of MODIFY_EXPR at any time.
5042 For the time being redirect GIMPLE_MODIFY_STMT to the new
5043 (renamed) build_gimple_modify_stmt_stat.
5044 (build2_gimple_stat): Rename to...
5045 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
5046 Always build a GIMPLE_MODIFY_STMT node.
5047 * tree.h (build2_gimple, build2_gimple_stat): Delete.
5048 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
5051 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
5052 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
5053 * tree-complex.c (set_component_ssa_name, expand_complex_move,
5054 expand_complex_div_wide): Likewise.
5055 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
5056 * tree-ssa-loop-im.c (schedule_sm): Likewise.
5057 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
5058 * tree-ssa-loop-manip.c (create_iv): Likewise.
5059 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
5060 abs_replacement): Likewise.
5061 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
5062 realify_fake_stores): Likewise.
5064 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
5065 node rather than a GIMPLE_MODIFY_STMT node.
5066 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
5067 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
5069 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
5070 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
5073 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5076 * fold-const.c (fold_comparison): Add back the
5077 folding of constant complex comparisions.
5079 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5082 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
5083 effects unknown to this function, return early.
5085 2007-02-15 Ian Lance Taylor <iant@google.com>
5087 * lower-subreg.c (move_eh_region_note): New static function.
5088 (resolve_simple_move): Call it.
5089 (decompose_multiword_subregs): Track blocks for which we resolve a
5090 simple move which is also a control flow insn. Pass them to
5091 find_many_sub_basic_blocks.
5092 (pass_lower_subreg): Add TODO_verify_flow.
5093 (pass_lower_subreg2): Likewise.
5095 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5096 Brooks Moses <brooks.moses@codesourcery.com>
5097 Lee Millward <lee.millward@codesourcery.com>
5099 * tree.h (enum tree_code_class): Add tcc_vl_exp.
5100 (VL_EXP_CLASS_P): New.
5101 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
5103 (TREE_OPERAND_CHECK_CODE): Likewise.
5104 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
5105 (TREE_RTL_OPERAND_CHECK): Likewise.
5106 (tree_operand_check_failed): Make second parameter the whole tree
5107 instead of its code. Fixed callers.
5108 (VL_EXP_CHECK): New.
5109 (TREE_OPERAND_LENGTH): New.
5110 (VL_EXP_OPERAND_LENGTH): New.
5111 (CALL_EXPR_FN): New.
5112 (CALL_EXPR_STATIC_CHAIN): New.
5113 (CALL_EXPR_ARGS): New.
5114 (CALL_EXPR_ARG): New.
5115 (call_expr_nargs): New.
5116 (CALL_EXPR_ARGP): New.
5117 (build_nt_call_list): Declare.
5118 (build_vl_exp_stat): Declare.
5119 (build_vl_exp): New.
5120 (build_call_list): Declare.
5121 (build_call_nary): Declare.
5122 (build_call_valist): Declare.
5123 (build_call_array): Declare.
5124 (call_expr_arg): Declare.
5125 (call_expr_argp): Declare.
5126 (call_expr_arglist): Declare.
5127 (fold_build_call_list): Declare.
5128 (fold_build_call_list_initializer): Declare.
5129 (fold_call_expr): Declare to replace fold_builtin.
5130 (fold_builtin_fputs): Update to agree with modified definition.
5131 (fold_builtin_strcpy): Likewise.
5132 (fold_builtin_strncpy): Likewise.
5133 (fold_builtin_memory_chk): Likewise.
5134 (fold_builtin_stxcpy_chk): Likewise.
5135 (fold_builtin_strncpy_chk): Likewise.
5136 (fold_builtin_next_arg): Likewise.
5137 (fold_build_call_expr): Declare.
5138 (fold_builtin_call_list): Declare.
5139 (fold_builtin_call_valist): Declare.
5140 (build_call_expr): Declare.
5141 (validate_arglist): Update to agree with modified definition.
5142 (tree_operand_length): New.
5143 (call_expr_arg_iterator): New.
5144 (init_call_expr_arg_iterator): New.
5145 (next_call_expr_arg): New.
5146 (first_call_expr_arg): New.
5147 (more_call_expr_args_p): New.
5148 (FOR_EACH_CALL_EXPR_ARG): New.
5150 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
5151 and tcc_gimple_stmt.
5152 (tree_code_size): Update documentation. Use sizeof (tree) rather
5153 than sizeof (char *).
5154 (tree_size): Likewise. Add case for tcc_vl_exp.
5155 (tree_node_structure): Add case for tcc_vl_exp.
5156 (contains_placeholder_p): Likewise.
5157 (substitute_in_expr): Likewise.
5158 (substitute_placeholder_in_expr): Likewise.
5159 (stabilize_reference_1): Likewise.
5160 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
5161 to diagnose breakage of this interface for constructing CALL_EXPRs.
5162 (build_nt): Add similar assertion here.
5163 (build_nt_call_list): New.
5164 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
5165 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
5167 (get_callee_fndecl): Use new CALL_EXPR accessors.
5168 (tree_operand_check_failed): Change parameters to pass entire node
5169 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
5170 (process_call_operands): New.
5171 (build_vl_exp_stat): New.
5172 (build_call_list): New.
5173 (build_call_nary): New.
5174 (build_call_valist): New.
5175 (build_call_array): New.
5176 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5177 (call_expr_arglist): New.
5179 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
5180 tcc_vl_exp instead of a fixed-size tcc_expression.
5182 * doc/c-tree.texi (CALL_EXPR): Document new representation and
5183 accessors for CALL_EXPRs.
5184 (AGGR_INIT_EXPR): Likewise.
5186 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5187 Brooks Moses <brooks.moses@codesourcery.com>
5188 Lee Millward <lee.millward@codesourcery.com>
5190 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
5191 (expand_builtin_nonlocal_goto): Change parameter to be entire
5192 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
5193 (expand_builtin_prefetch): Likewise.
5194 (expand_builtin_classify_type): Likewise.
5195 (mathfn_built_in): Return NULL_TREE instead of 0.
5196 (expand_errno_check): Use new CALL_EXPR accessors.
5197 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
5198 Return NULL_RTX instead of 0.
5199 (expand_builtin_mathfn_2): Likewise.
5200 (expand_builtin_mathfn_3): Likewise.
5201 (expand_builtin_interclass_mathfn): Likewise.
5202 (expand_builtin_sincos): Likewise.
5203 (expand_builtin_cexpi): Likewise.
5204 (expand_builtin_int_roundingfn): Likewise.
5205 (expand_builtin_int_roundingfn_2): Likewise.
5206 (expand_builtin_pow): Likewise.
5207 (expand_builtin_powi): Likewise.
5208 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
5209 of arglist, fixing callers appropriately. Use new CALL_EXPR
5210 accessors and constructors. Return NULL_RTX instead of 0.
5211 (expand_builtin_strstr): Likewise.
5212 (expand_builtin_strchr): Likewise.
5213 (expand_builtin_strrchr): Likewise.
5214 (expand_builtin_strpbrk): Likewise.
5215 (expand_builtin_memcpy): Likewise.
5216 (expand_builtin_mempcpy): Likewise.
5217 (expand_builtin_mempcpy_args): New.
5218 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
5219 (expand_builtin_memmove_args): New.
5220 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
5221 (expand_movstr): Likewise.
5222 (expand_builtin_strcpy): Likewise.
5223 (expand_builtin_strcpy_args): New.
5224 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
5225 (expand_builtin_strncpy): Likewise.
5226 (expand_builtin_memset): Likewise.
5227 (expand_builtin_memset_args): New.
5228 (expand_builtin_bzero): Similarly to expand_builtin_memset.
5229 (expand_builtin_memcmp): Likewise.
5230 (expand_builtin_strcmp): Likewise.
5231 (expand_builtin_strncmp): Likewise.
5232 (expand_builtin_strcat): Likewise.
5233 (expand_builtin_strncat): Likewise.
5234 (expand_builtin_strspn): Likewise.
5235 (expand_builtin_strcspn): Likewise.
5236 (expand_builtin_args_info): Likewise.
5237 (expand_builtin_va_start): Likewise.
5238 (gimplify_va_arg_expr): Likewise.
5239 (expand_builtin_va_end): Likewise.
5240 (expand_builtin_va_copy): Likewise.
5241 (expand_builtin_frame_address): Likewise.
5242 (expand_builtin_alloca): Likewise.
5243 (expand_builtin_bswap): Likewise.
5244 (expand_builtin_unop): Likewise.
5245 (expand_builtin_fputs): Likewise.
5246 (expand_builtin_expect): Likewise.
5247 (expand_builtin_fabs): Likewise.
5248 (expand_builtin_copysign): Likewise.
5249 (expand_builtin_printf): Likewise.
5250 (expand_builtin_fprintf): Likewise.
5251 (expand_builtin_sprintf): Likewise.
5252 (expand_builtin_init_trampoline): Likewise.
5253 (expand_builtin_signbit): Likewise.
5254 (expand_builtin_fork_or_exec): Likewise.
5255 (expand_builtin_sync_operation): Likewise.
5256 (expand_builtin_compare_and_swap): Likewise.
5257 (expand_builtin_lock_test_and_set): Likewise.
5258 (expand_builtin_lock_release): Likewise.
5259 (expand_builtin): Likewise.
5260 (builtin_mathfn_code): Likewise.
5262 (fold_builtin_constant_p): Pass call arguments individually instead
5263 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5264 accessors and constructors. Return NULL_TREE instead of 0.
5265 (fold_builtin_expect): Likewise.
5266 (fold_builtin_classify_type): Likewise.
5267 (fold_builtin_strlen): Likewise.
5268 (fold_builtin_nan): Likewise.
5269 (integer_valued_real_p): Likewise.
5270 (fold_trunc_transparent_mathfn): Likewise.
5271 (fold_fixed_mathfn): Likewise.
5272 (fold_builtin_cabs): Likewise.
5273 (fold_builtin_sqrt): Likewise.
5274 (fold_builtin_cbrt): Likewise.
5275 (fold_builtin_cos): Likewise.
5276 (fold_builtin_cosh): Likewise.
5277 (fold_builtin_tan): Likewise.
5278 (fold_builtin_sincos): Likewise.
5279 (fold_builtin_cexp): Likewise.
5280 (fold_builtin_trunc): Likewise.
5281 (fold_builtin_floor): Likewise.
5282 (fold_builtin_ceil): Likewise.
5283 (fold_builtin_round): Likewise.
5284 (fold_builtin_int_roundingfn): Likewise.
5285 (fold_builtin_bitop): Likewise.
5286 (fold_builtin_bswap): Likewise.
5287 (fold_builtin_logarithm): Likewise.
5288 (fold_builtin_hypot): Likewise.
5289 (fold_builtin_pow): Likewise.
5290 (fold_builtin_powi): Likewise.
5291 (fold_builtin_exponent): Likewise.
5292 (fold_builtin_memset): Likewise.
5293 (fold_builtin_bzero): Likewise.
5294 (fold_builtin_memory_op): Likewise.
5295 (fold_builtin_bcopy): Deleted; call site changed to invoke
5296 fold_builtin_memory_op directly.
5297 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
5298 (fold_builtin_strncpy): Likewise.
5299 (fold_builtin_memcmp): Likewise.
5300 (fold_builtin_strcmp): Likewise.
5301 (fold_builtin_strncmp): Likewise.
5302 (fold_builtin_signbit): Likewise.
5303 (fold_builtin_copysign): Likewise.
5304 (fold_builtin_isascii): Likewise.
5305 (fold_builtin_toascii): Likewise.
5306 (fold_builtin_isdigit): Likewise.
5307 (fold_builtin_fabs): Likewise.
5308 (fold_builtin_abs): Likewise.
5309 (fold_builtin_fmin_fmax): Likewise.
5310 (fold_builtin_carg): Likewise.
5311 (fold_builtin_classify): Likewise.
5312 (fold_builtin_unordered_cmp): Likewise.
5314 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
5315 New functions split out from fold_builtin_1.
5316 (fold_builtin_n): New.
5317 (fold_builtin_varargs): New.
5318 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
5320 (fold_call_expr): New.
5321 (build_function_call_expr): Rewrite to use new helper function.
5322 (fold_builtin_call_list): New.
5323 (build_call_expr): New.
5324 (fold_builtin_call_valist): New.
5325 (rewrite_call_expr): New.
5326 (validate_arg): New.
5327 (validate_arglist): Change parameter to be entire CALL_EXPR instead
5328 of an arglist. Change return type to bool. Use new CALL_EXPR
5331 (fold_builtin_strstr): Pass call arguments individually instead
5332 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5333 accessors and constructors. Return NULL_TREE instead of 0.
5334 (fold_builtin_strchr): Likewise.
5335 (fold_builtin_strrchr): Likewise.
5336 (fold_builtin_strpbrk): Likewise.
5337 (fold_builtin_strcat): Likewise.
5338 (fold_builtin_strncat): Likewise.
5339 (fold_builtin_strspn): Likewise.
5340 (fold_builtin_strcspn): Likewise.
5341 (fold_builtin_fputs): Likewise.
5342 (fold_builtin_next_arg): Likewise.
5343 (fold_builtin_sprintf): Likewise.
5345 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
5346 NULL_RTX instead of 0.
5347 (expand_builtin_memory_chk): Likewise.
5348 (maybe_emit_chk_warning): Likewise.
5349 (maybe_emit_sprintf_chk_warning): Likewise.
5351 (fold_builtin_object_size): Pass call arguments individually instead
5352 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5353 accessors and constructors. Return NULL_TREE instead of 0.
5354 (fold_builtin_memory_chk): Likewise.
5355 (fold_builtin_stxcpy_chk): Likewise.
5356 (fold_builtin_strncpy_chk): Likewise.
5357 (fold_builtin_strcat_chk): Likewise.
5358 (fold_builtin_strcat_chk): Likewise.
5359 (fold_builtin_strncat_chk): Likewise.
5360 (fold_builtin_sprintf_chk): Likewise.
5361 (fold_builtin_snprintf_chk): Likewise.
5362 (fold_builtin_printf): Likewise.
5363 (fold_builtin_vprintf): Likewise.
5365 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
5367 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
5368 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5369 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
5370 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
5371 (fold_unary): Likewise.
5372 (fold_binary): Likewise.
5373 (fold_ternary): Remove CALL_EXPR case, since they are no longer
5374 ternary expressions.
5375 (fold): Add logic for tcc_vl_exp.
5376 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
5377 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5378 (fold_build3_stat): Add assertion to flag broken interface for
5379 constructing CALL_EXPRs.
5380 (fold_build_call_list): New.
5381 (fold_build_call_list_initializer): New.
5382 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
5384 (fold_strip_sign_ops): Likewise.
5386 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5387 Brooks Moses <brooks.moses@codesourcery.com>
5388 Lee Millward <lee.millward@codesourcery.com>
5390 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
5391 accessors and dump arguments explicitly.
5393 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
5395 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
5397 (print_call_name): Use new CALL_EXPR accessors.
5399 * print-tree.c (print_node): Add case tcc_vl_exp. Print
5400 CALL_EXPR arguments explicitly instead of as a list. Use
5401 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5403 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
5404 (vrp_visit_stmt): Likewise.
5406 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
5407 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
5409 (force_move_till_expr): Likewise.
5411 * targhooks.c (default_external_stack_protect_fail): Use
5412 build_call_expr instead of build_function_call_expr.
5413 (default_hidden_stack_protect_fail): Likewise.
5415 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
5418 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
5419 and walk arguments explicitly.
5421 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
5422 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5423 (expand_simple_operations): Likewise.
5424 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
5426 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
5427 of TREE_CODE_LENGTH.
5428 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
5430 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
5431 instead of TREE_CODE_LENGTH.
5433 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
5434 (tree_ic_transform): Likewise.
5435 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
5436 parameter instead of arglist. Fix callers.
5437 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
5438 (tree_stringops_transform): Likewise.
5439 (tree_indirect_call_to_profile): Likewise.
5440 (tree_stringops_values_to_profile): Likewise.
5442 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
5443 (eliminate_tail_call): Likewise.
5445 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
5447 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5448 Use TREE_OPERAND_LENGTH and generalize to handle any number of
5450 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
5452 * omp-low.c (build_omp_barrier): Use build_call_expr.
5453 (lower_rec_input_clauses): Likewise.
5454 (lower_reduction_clauses): Likewise.
5455 (expand_parallel_call): Likewise.
5456 (maybe_catch_exception): Likewise.
5457 (expand_omp_for_generic): Likewise.
5458 (expand_omp_for_static_nochunk): Likewise.
5459 (expand_omp_sections): Likewise.
5460 (lower_omp_single_simple): Likewise.
5461 (lower_omp_single_copy): Likewise.
5462 (lower_omp_master): Likewise.
5463 (lower_omp_ordered): Likewise.
5464 (lower_omp_critical): Likewise.
5466 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
5467 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
5469 * tree-gimple.c (is_gimple_call_addr): Fix doc.
5470 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
5471 TREE_CODE_LENGTH. Add tcc_vl_exp case.
5473 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
5474 and generalize to handle any number of operands.
5475 (chrec_contains_undetermined): Likewise.
5476 (tree_contains_chrecs): Likewise.
5477 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
5479 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
5481 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
5482 fold_call_expr instead of fold_builtin.
5483 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
5484 match declarations there.
5485 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
5488 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
5489 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5491 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
5492 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
5494 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
5497 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
5498 (execute_cse_sincos): Use new CALL_EXPR accessors.
5500 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
5502 * gimple-low.c (lower_function_body): Use build_call_expr.
5503 (lower_builtin_setjmp): Likewise.
5505 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
5506 (set_storage_via_libcall): Likewise.
5507 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
5508 instead of TREE_CODE_LENGTH.
5509 (expand_expr_real_1): Use new CALL_EXPR accessors.
5511 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
5512 generalize to handle any number of operands.
5513 (TB_parent_eq): Likewise.
5515 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
5516 (strip_builtin_expect): Likewise.
5518 * function.c (gimplify_parameters): Use build_call_expr.
5520 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
5521 instead of TREE_CODE_LENGTH.
5523 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
5524 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
5526 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
5529 * gimplify.c (build_stack_save_restore): Use build_call_expr.
5530 (gimplify_decl_expr): Likewise.
5531 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
5532 Use new CALL_EXPR iterators.
5533 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
5534 (gimplify_modify_expr_to_memset): Likewise.
5535 (gimplify_variable_sized_compare): Likewise.
5536 (gimplify_omp_atomic_fetch_op): Likewise.
5537 (gimplify_omp_atomic_pipeline): Likewise.
5538 (gimplify_omp_atomic_mutex): Likewise.
5539 (gimplify_function_tree): Likewise.
5541 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
5542 (call_expr_flags): Likewise.
5543 (expand_call): Likewise.
5545 * except.c (expand_builtin_eh_return_data_regno): Pass entire
5546 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5549 * coverage.c (create_coverage): Use build_call_expr.
5551 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
5552 (temp_call_expr_obstack): New.
5553 (pool_copy_list): Delete.
5554 (temp_copy_call_expr): New.
5555 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
5556 CALL_EXPR accessors. Get rid of special goo for copying argument
5557 lists and use temp_copy_call_expr instead.
5558 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
5559 CALL_EXPR accessors.
5560 (create_expression_by_pieces): Likewise. Use build_call_array
5561 to construct the result instead of fold_build3.
5562 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
5563 dealing with argument lists.
5564 (init_pre): Remove references to expression_node_pool and
5565 list_node_pool. Init temp_call_expr_obstack instead.
5566 (fini_pre): Remove references to expression_node_pool and
5569 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
5570 and walk arguments explicitly instead of as a list.
5572 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
5573 (mx_register_decls): Likewise.
5574 (mudflap_register_call): Likewise.
5575 (mudflap_finish_file): Likewise.
5577 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
5578 (ipa_callsite_compute_param): Likewise.
5580 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
5581 accessors and constructor.
5583 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
5584 accessors and constructor.
5585 (convert_tramp_reference): Likewise.
5586 (convert_call_expr): Likewise.
5587 (finalize_nesting_tree_1): Likewise.
5589 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
5592 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
5594 * tree-inline.c (initialize_inlined_parameters): Pass entire
5595 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5597 (estimate_num_insns_1): Use new CALL_EXPR accessors.
5598 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
5600 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
5601 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5602 (vectorizable_reduction): Likewise.
5603 (vectorizable_call): Use new CALL_EXPR iterators.
5604 (vectorizable_conversion): Use build_call_expr.
5605 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
5606 (vect_gen_widened_results_half): Use build_call_expr.
5607 (vect_setup_realignment): Likewise.
5608 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
5610 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
5611 (pass_through_call): Likewise.
5612 (compute_object_sizes): Likewise. Use fold_call_expr instead of
5615 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
5616 (tree_gen_pow2_profiler): Likewise.
5617 (tree_gen_one_value_profiler): Likewise.
5618 (tree_gen_ic_func_profiler): Likewise.
5619 (tree_gen_average_profiler): Likewise.
5620 (tree_gen_ior_profiler): Likewise.
5622 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
5623 (find_func_aliases): Use new CALL_EXPR accessors. Add case
5624 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5626 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
5627 of TREE_CODE_LENGTH.
5629 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
5630 of TREE_CODE_LENGTH.
5632 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
5634 (convert_to_integer): Likewise.
5636 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
5639 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5640 Brooks Moses <brooks.moses@codesourcery.com>
5641 Lee Millward <lee.millward@codesourcery.com>
5643 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
5645 * config/frv/frv.c (frv_expand_builtin): Likewise.
5646 * config/s390/s390.c (s390_expand_builtin): Likewise.
5648 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
5649 (sparc_expand_builtin): Use new CALL_EXPR accessors.
5651 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
5652 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
5653 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
5654 (ix86_expand_store_builtin): Likewise.
5655 (ix86_expand_unop_builtin): Likewise.
5656 (ix86_expand_unop1_builtin): Likewise.
5657 (ix86_expand_sse_compare): Likewise.
5658 (ix86_expand_sse_comi): Likewise.
5659 (ix86_expand_vec_init_builtin): Likewise.
5660 (ix86_expand_vec_ext_builtin): Likewise.
5661 (ix86_expand_vec_set_builtin): Likewise.
5662 (ix86_expand_builtin): Use new CALL_EXPR accessors.
5664 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
5665 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5667 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
5668 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5669 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
5671 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
5673 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
5674 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
5675 arglist. Use new CALL_EXPR accessors. Fix callers.
5676 (altivec_expand_abs_builtin): Likewise.
5677 (rs6000_expand_binop_builtin): Likewise.
5678 (altivec_expand_predicate_builtin): Likewise.
5679 (altivec_expand_lv_builtin): Likewise.
5680 (spe_expand_stv_builtin): Likewise.
5681 (altivec_expand_stv_builtin): Likewise.
5682 (rs6000_expand_ternop_builtin): Likewise.
5683 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
5684 (altivec_expand_st_builtin): Likewise.
5685 (altivec_expand_dst_builtin): Likewise.
5686 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
5687 arglist. Use new CALL_EXPR accessors. Fix callers.
5688 (altivec_expand_vec_set_builtin): Likewise.
5689 (altivec_expand_vec_ext_builtin): Likewise.
5690 (altivec_expand_builtin): Use new CALL_EXPR accessors.
5691 (spe_expand_builtin): Likewise.
5692 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
5693 arglist. Use new CALL_EXPR accessors. Fix callers.
5694 (spe_expand_evsel_builtin): Likewise.
5695 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
5696 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
5698 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
5699 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5700 (arm_expand_unop_builtin): Likewise.
5701 (arm_expand_builtin): Use new CALL_EXPR accessors.
5703 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
5706 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
5707 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5708 (bfin_expand_unop_builtin): Likewise.
5709 (bfin_expand_builtin): Use new CALL_EXPR accessors.
5711 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5712 Brooks Moses <brooks.moses@codesourcery.com>
5713 Lee Millward <lee.millward@codesourcery.com>
5715 * c-semantics.c (build_stmt): Add internal diagnostic check.
5717 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
5718 accessors. Print arguments explicitly instead of as a list.
5720 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
5722 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
5723 (c_finish_omp_flish): Likewise.
5725 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
5726 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
5727 instead of TREE_CODE_LENGTH.
5728 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
5729 (c_warn_unused_result): Likewise.
5731 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5734 * doc/invoke.texi (Warning Options): Remove
5735 -Werror-implicit-function-declaration.
5736 (Wimplicit-function-declaration): Update description.
5737 * opts.c (common_handle_option): Move handling of -Werror=* to...
5738 (enable_warning_as_error): ...here.
5739 * opts.h (enable_warning_as_error): Declare.
5740 * c-decl.c (implicit_decl_warning): Unless
5741 -Wno-implicit-function-declaration is given, emit a pedwarn if
5742 -std=c99 or emit a warning if -Wimplicit-function-declaration.
5743 * c.opt (Wimplicit-function-declaration): Replace
5744 mesg_implicit_function_declaration with
5745 warn_implicit_function_declaration.
5746 * c-opts.c (c_common_handle_option):
5747 -Werror-implicit-function-declaration is exactly equal as
5748 -Werror=implicit-function-declaration.
5749 (set_Wimplicit): Replace mesg_implicit_function_declaration with
5750 warn_implicit_function_declaration.
5751 (c_common_post_options): -Wimplict-function-declaration is enabled
5752 by default by -std=c99, otherwise is disabled by default.
5753 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
5755 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5757 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
5758 DECL on the rhs to a DECL on the lhs for debug info purposes if the
5759 former is ignored but not the latter.
5761 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5763 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
5764 is made and the reference doesn't use the alias set of its type,
5765 do not create the temporary using that type.
5767 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
5769 * jump.c: Remove prototypes for delete_computation and
5770 delete_prior_computation.
5772 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5774 * jump.c (get_label_after): Delete.
5775 (get_label_before, delete_computation, delete_jump,
5776 delete_prior_computation, follow_jumps): Move...
5777 * reorg.c (delete_computation, delete_prior_computation): ... here...
5778 (get_label_before, delete_jump): ... making these static ...
5779 (follow_jumps): ... and simplifying this since it only runs after
5781 * rtl.h (get_label_after, get_label_before, delete_jump,
5782 follow_jumps): Delete prototypes.
5784 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5786 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
5788 2007-02-15 Nick Clifton <nickc@redhat.com>
5790 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
5791 order to prevent it from being munged by the target.
5793 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
5795 * config/i386/i386.md: Remove misleading comment.
5797 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5799 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
5800 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
5803 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5805 * tree-sra.c (instantiate_missing_elements): Canonicalize
5807 (sra_build_assignment): New.
5808 (generate_copy_inout, generate_element_copy,
5809 generate_element_zero, generate_one_element_init): Use it.
5811 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5813 * tree-sra.c (instantiate_missing_elements): Canonicalize
5815 (sra_build_assignment): New.
5816 (generate_copy_inout, generate_element_copy,
5817 generate_element_zero, generate_one_element_init): Use it.
5819 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5821 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
5824 2007-02-14 Joseph Myers <joseph@codesourcery.com>
5826 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
5827 types as aggregates not scalars.
5828 * function.c (assign_stack_temp_for_type): Likewise.
5830 2007-02-14 Roger Sayle <roger@eyesopen.com>
5831 Zdenek Dvorak <dvorakz@suse.cz>
5833 * tree-dump.c (dump_switch_p_1): Require exact match of the option
5836 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
5838 * passes.c (next_pass_1): Clear the next field of the copied
5841 2007-02-14 Richard Henderson <rth@redhat.com>
5843 * tree-sra.c (early_sra): New.
5844 (decl_can_be_decomposed_p): Deny va_list if early_sra.
5845 (tree_sra_early, pass_sra_early): New.
5846 * tree-pass.h (pass_sra_early): Declare.
5847 * passes.c (init_optimization_passes): Use it.
5849 2007-02-14 Richard Guenther <rguenther@suse.de>
5851 * flags.h (issue_strict_overflow_warning): Convert to a macro.
5853 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
5855 PR tree-optimization/30771
5856 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
5858 (vect_analyze_operations): Induction phis can now be marked as
5860 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
5861 Update documentation accordingly.
5863 2007-02-14 Nick Clifton <nickc@redhat.com>
5865 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
5866 most 3 arguments are supported.
5867 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
5869 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
5871 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
5872 Ensure dst->current is valid.
5874 2007-02-13 Paul Brook <paul@codesourcery.com>
5876 * config.gcc: Add arm*-*-uclinux-*eabi.
5877 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
5878 (SUBTARGET_EXTRA_LINK_SPEC): Define.
5879 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
5880 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
5881 (LINK_SPEC): Define.
5883 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
5885 * config/arm/uclinux-eabi.h: New file.
5886 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
5887 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
5890 2007-02-13 Ian Lance Taylor <iant@google.com>
5892 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
5893 * flags.h (warn_strict_overflow): Declare.
5894 (enum warn_strict_overflow_code): Define.
5895 (issue_strict_overflow_warning): New static inline function.
5896 * opts.c (warn_strict_overflow): New variable.
5897 (common_handle_option): Handle OPT_Wstrict_overflow and
5898 OPT_Wstrict_overflow_.
5899 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
5901 * fold-const.c: Include intl.h.
5902 (fold_deferring_overflow_warnings): New static variable.
5903 (fold_deferred_overflow_warning): New static variable.
5904 (fold_deferred_overflow_code): New static variable.
5905 (fold_defer_overflow_warnings): New function.
5906 (fold_undefer_overflow_warnings): New function.
5907 (fold_undefer_and_ignore_overflow_warnings): New function.
5908 (fold_deferring_overflow_warnings_p): New function.
5909 (fold_overflow_warning): New static function.
5910 (make_range): Add strict_overflow_p parameter. Change all
5912 (extract_muldiv, extract_muldiv_1): Likewise.
5913 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
5914 tree_expr_nonnegative_p.
5915 (fold_negate_expr): Call fold_overflow_warning.
5916 (fold_range_test): Likewise.
5917 (fold_comparison): Likewise.
5918 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
5919 instead of tree_expr_nonnegative_p.
5920 (tree_expr_nonnegative_warnv_p): Rename from
5921 tree_expr_nonnegative_p, add strict_overflow_p parameter.
5922 (tree_expr_nonnegative_p): New function.
5923 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
5924 strict_overflow_p parameter.
5925 (tree_expr_nonzero_p): New function.
5926 * passes.c (verify_interpass_invariants): New static function.
5927 (execute_one_pass): Call it.
5928 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
5930 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
5931 (estimate_numbers_of_iterations): Likewise.
5932 (scev_probably_wraps_p): Likewise.
5933 * tree-ssa-ccp.c: Include "toplev.h".
5934 (evaluate_stmt): Defer fold overflow warnings until we know we are
5936 (struct fold_stmt_r_data): Add stmt field.
5937 (fold_stmt_r): Defer fold overflow warnings until we know we
5939 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
5940 (fold_stmt_inplace): Likewise.
5941 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
5942 (cleanup_control_expr_graph): Defer fold overflow warnings until
5943 we know we are going to optimize.
5944 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5945 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
5947 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5948 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
5949 * tree-ssa-loop-manip.c (create_iv): Likewise.
5950 * c-typeck.c (build_conditional_expr): Likewise.
5951 (build_binary_op): Likewise.
5952 * tree-vrp.c (vrp_expr_computes_nonzero): Call
5953 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
5954 (extract_range_from_unary_expr): Likewise.
5955 * simplify-rtx.c (simplify_const_relational_operation): Warn when
5956 assuming that signed overflow does not occur.
5957 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
5958 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
5959 (fold_defer_overflow_warnings): Declare.
5960 (fold_undefer_overflow_warnings): Declare.
5961 (fold_undefer_and_ignore_overflow_warnings): Declare.
5962 (fold_deferring_overflow_warnings_p): Declare.
5963 (tree_expr_nonzero_warnv_p): Declare.
5964 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
5966 (Warning Options): Document -Wstrict-overflow.
5967 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
5968 (tree-ssa-ccp.o): Likewise.
5969 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
5970 (fold-const.o): Depend on intl.h.
5972 2007-02-13 Ian Lance Taylor <iant@google.com>
5975 * lower-subreg.c (resolve_simple_move): Decompose subregs in
5978 2007-02-13 Stuart Hastings <stuart@apple.com>
5980 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
5982 2007-02-13 Richard Henderson <rth@redhat.com>
5984 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
5985 handled_component_p before looking for the indirect_ref.
5987 2007-02-13 Richard Henderson <rth@redhat.com>
5989 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
5990 remove flags clobber.
5991 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
5992 (bswaphi_lowpart): New.
5993 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
5994 remove TARGET_BSWAP test. Delete expander of the same name.
5996 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
5997 (expand_unop): Use them.
5999 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
6001 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
6002 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
6003 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
6004 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
6005 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
6006 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
6007 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
6008 assembler dialect choice from asm templates.
6010 2007-02-12 Richard Henderson <rth@redhat.com>
6012 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
6013 (fixuns_trunc<SSEMODEF>si2): Use it.
6014 * config/i386/sse.md (vec_setv4sf_0): Export.
6015 * config/i386/i386.c (ix86_build_const_vector): Export.
6016 (ix86_split_convert_uns_si_sse): Rename from
6017 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
6018 * config/i386/i386-protos.h: Update.
6020 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6023 * c-typeck.c (c_finish_return): Improve warning message.
6025 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6027 * alias.c (find_symbolic_term): Delete unused function.
6029 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
6031 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
6032 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
6033 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
6035 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6037 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6038 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
6039 the function, temporarily point the debug interface to the null one.
6041 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6043 * dwarf2out.c (round_up_to_align): New static function.
6044 (field_byte_offset): Use it to round the offset.
6046 2007-02-12 Richard Henderson <rth@redhat.com>
6048 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
6049 (inswl_const): Export.
6051 2007-02-12 Richard Henderson <rth@redhat.com>
6053 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
6054 result mode of the libcall, convert back to outmode.
6056 2007-02-12 Roger Sayle <roger@eyesopen.com>
6058 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
6059 (bswapdi2): New define_expand to implement 32-bit implementation.
6061 2007-02-12 Nick Clifton <nickc@redhat.com>
6063 * doc/invoke.texi (Overall Options): Document --help=.
6064 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
6065 (cc1_options): Pass --help= on to cc1.
6066 (display_help): Add description of --help=.
6067 (process_command): Add code to handle --help=. Allow translated
6068 --help and --target-help switches to be passed on to compiler
6070 (main): Remove unused if statement.
6071 * opts.c (columns): Remove.
6072 (LEFT_COLUMN): Define.
6073 (wrap_help): Add columns argument.
6074 (print_filtered_help): Change parameters to be an include bitmask,
6075 an exclude bitmask, an any bitmask and the column width. Move the
6076 code to display the params list here. Add code to display the
6077 status of options rather than their descriptions if the quiet flag
6079 (print_specific_help): Change parameters to be an include bitmask,
6080 an exclude bitmask and an any bitmask. Move code to look up the
6081 column width here. Decide upon the title for an options listing.
6082 (common_handle_options): Add code to handle --help=. Adapt code
6083 for --help and --target-help to use the revised form of the
6084 print_specific_help function.
6085 (print_help): Delete.
6086 (print_param_help): Delete.
6087 (print_switch): Delete.
6088 * opts.h (cl_lang_count): Add prototype.
6089 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
6090 CL_MAX_OPTION_CLASS): New defines.
6091 * optc-gen.awk: Add construction of cl_lang_count.
6092 * c.opt: Add Warning attribute to warning options and Optimization
6093 attribute to optimization options.
6094 * common.opt: Likewise.
6096 Add -fhelp and -ftarget-help as aliases for the transformed --help
6097 and --target-help options.
6098 * opt-functions.awk: Add code to handle Warning and Optimization
6101 2007-02-12 Richard Henderson <rth@redhat.com>
6103 * config/alpha/constraints.md: New file.
6104 * config/alpha/alpha.c: Include tm-constrs.h.
6105 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
6106 alpha_extra_constraint): Remove.
6107 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
6108 * config/alpha/alpha-protos.h: Update.
6109 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
6110 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
6111 (EXTRA_CONSTRAINT): Remove.
6112 * config/alpha/alpha.md: Include constraints.md.
6113 (adddi splitter): Use satisfies_constraint_*.
6114 * config/alpha/predicates.md (add_operand): Likewise.
6115 (sext_add_operand, addition_operation): Likewise.
6117 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
6119 PR tree-optimization/29145
6120 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
6121 in our handling of restrict qualified pointers.
6123 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6126 * doc/invoke.texi (Wunused-value): Update description.
6127 (Wextra): Delete item.
6128 * opts.c (set_Wextra): Don't use the value of Wextra to set the
6129 value of Wunused-value.
6130 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
6131 (c_finish_stmt_expr): Don't check extra_warnings.
6132 (emit_side_effect_warnings): The caller is responsible to check
6135 2007-02-11 Roger Sayle <roger@eyesopen.com>
6136 Matt Thomas <matt@3am-software.com>
6138 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
6140 2007-02-11 Roger Sayle <roger@eyesopen.com>
6142 * simplify-rtx.c (simplify_relational_operation_1): Optimize
6143 comparisons of POPCOUNT against zero.
6144 (simplify_const_relational_operation): Likewise.
6146 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6148 * doc/invoke.texi (Wextra): Delete outdated paragraph.
6150 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6152 * dwarf2out.c (root_type): Delete unused function.
6154 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6156 * genattrtab.c (contained_in_p): Delete unused function.
6157 (write_expr_attr_cache): Likewise.
6159 2007-02-11 Jan Hubicka <jh@suse.cz>
6161 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
6164 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
6166 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
6167 to add the REG_EQ* note.
6168 * see.c (see_merge_one_use_extension): Likewise.
6169 * local-alloc.c (update_equiv_regs): Likewise. Also don't
6170 turn REG_EQUAL notes into REG_EQUIV notes if the target
6171 register may have more than one set.
6172 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
6173 * gcse.c (try_replace_reg): Likewise.
6174 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
6175 * calls.c (fixup_tail_calls): Likewise. Abort if there is
6176 more than one REG_EQUIV note.
6177 * reload1.c (gen_reload): Use set_unique_reg_note.
6179 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
6181 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
6182 (ix86_builtin_conversion): New function.
6184 2007-02-06 Mark Mitchell <mark@codesourcery.com>
6187 * tree.h (DECL_REPLACEABLE_P): New macro.
6188 * except.c (set_nothrow_function_flags): Likewise.
6190 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
6191 Ira Rosen <irar@il.ibm.com>
6192 Dorit Nuzman <dorit@il.ibm.com>
6194 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
6195 * targhooks.c (default_builtin_vectorized_conversion): New.
6196 * targhooks.h (default_builtin_vectorized_function): New declaration.
6197 * target.h (struct vectorize): Add builtin_conversion field.
6198 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
6199 stmt_vec_info_type value.
6200 (vectorizable_conversion): New declaration.
6201 * tree-vect-analyze.c (vect_analyze_operations): Add
6202 vectorizable_conversion call.
6203 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
6204 * tree-vect-transform.c (vectorizable_conversion): New function.
6205 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
6206 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
6208 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
6209 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
6210 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
6211 or ALTIVEC_BUILTIN_VCFSX.
6213 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6216 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
6217 CONST_DOUBLE and operand 0 is a hard register.
6218 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
6219 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
6220 is a hard floating-point register.
6222 2007-02-10 Richard Henderson <rth@redhat.com>
6223 Jakub Jelinek <jakub@redhat.com>
6224 Alexandre Oliva <aoliva@redhat.com>
6226 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
6227 * builtin-types.def (BT_WORD): Make unsigned.
6228 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
6229 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
6230 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
6231 * c-decl.c (grokdeclarator): Don't error if !have_tls.
6232 * c-parser.c (c_parser_omp_threadprivate): Likewise.
6233 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
6235 * expr.c (emutls_var_address): New.
6236 (expand_expr_real_1): Expand emulated tls.
6237 (expand_expr_addr_expr_1): Likewise.
6238 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
6239 * output.h (emutls_finish): Declare.
6240 * toplev.c (compile_file): Call it.
6241 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
6242 address before wrapping in CONST.
6243 * varasm.c (emutls_htab, emutls_object_type): New.
6244 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
6245 (get_emutls_object_name, get_emutls_object_type): New.
6246 (get_emutls_init_templ_addr, emutls_decl): New.
6247 (emutls_common_1, emutls_finish): New.
6248 (assemble_variable): When emulating tls, swap decls; generate
6249 constructor for the emutls objects.
6250 (do_assemble_alias): When emulating tls, swap decl and target name.
6251 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
6253 * varpool.c (decide_is_variable_needed): Look at force_output.
6254 Recurse for emulated tls.
6255 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
6256 with decide_is_variable_needed.
6257 * emutls.c: New file.
6258 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
6259 tls_object for real tls.
6261 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6263 PR rtl-optimization/29599
6264 * reload1.c (eliminate_regs_in_insn): Take the destination
6265 mode into account when computing the offset.
6267 2007-02-09 Stuart Hastings <stuart@apple.com>
6268 Richard Henderson <rth@redhat.com>
6270 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6271 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6272 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
6273 fixuns_truncdfhi2): New.
6274 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
6275 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
6276 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
6277 (floatunssidf2): Allow nonimmediate source.
6278 * gcc/config/i386/sse.md (movdi_to_sse): New.
6279 (vec_concatv2di): Drop '*'.
6280 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
6281 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6282 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
6284 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
6285 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6286 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
6287 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
6288 (ix86_build_signbit_mask): Fix decl of v, refactor to call
6289 ix86_build_const_vector.
6290 (x86_emit_floatuns): Rewrite.
6292 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6294 * genautomata.c (longest_path_length): Delete unused function.
6295 (struct state): Delete unused longest_path_length.
6296 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
6297 (get_free_state): Delete unused.
6299 2007-02-09 Jan Hubicka <jh@suse.cz>
6301 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
6302 * doc/invoke.texi (inline-unit-growth): Update default value.
6304 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
6305 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
6306 (rebuild_cgraph_edges): Likewise.
6307 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
6308 (dump_cgraph_node): Dump frequencies.
6309 (cgraph_clone_edge): Add frequency scales.
6310 (cgraph_clone_node): Add freuqnecy.
6311 * cgraph.h (cgraph_edge): Add freuqnecy argument.
6312 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
6313 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
6314 * tree-pass.h (TODO_rebuild_frequencies): New constant.
6315 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
6316 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
6317 (save_inline_function_body): Likewise.
6318 * ipa-inline.c: inluce rtl.h
6319 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
6320 (cgraph_edge_badness): Use frequencies.
6321 (cgraph_decide_recursive_inlining): Update clonning.
6322 (cgraph_decide_inlining_of_small_function): Dump frequency.
6323 * predict.c (estimate_bb_frequencies): Export.
6324 * predict.h (estimate_bb_frequencies): Declare.
6325 * tree-inline.c (copy_bb): Watch overflows.
6326 (expand_call_inline): Update call of cgraph_create_edge.
6327 (optimize_inline_calls): Use TODO flags to update frequnecies.
6328 * passes.h: Include predict.h
6329 (init_optimization_passes): Move profile ahead.
6330 (execute_function_todo): Handle TODO_rebuild_frequencies.
6332 2007-02-09 Roger Sayle <roger@eyesopen.com>
6334 * config/alpha/alpha.c (emit_insxl): Force the first operand of
6335 the insbl or inswl pattern into a register.
6337 2007-02-09 Roger Sayle <roger@eyesopen.com>
6339 * config/ia64/ia64.md (bswapdi2): New define_insn.
6341 2007-02-09 Richard Henderson <rth@redhat.com>
6343 * config/i386/constraints.md (Ym): New constraint.
6344 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
6345 (movdi_1_rex64): Split sse and xmm general register moves from
6346 memory move alternatives. Use conditional register constraints.
6347 (movsf_1, movdf_integer): Likewise.
6348 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6349 (movdf_integer_rex64): New.
6350 (pushsf_rex64): Fix output constraints.
6351 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
6352 (sse2_stored): Likewise.
6353 (sse2_storeq_rex64): New.
6354 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
6355 amd and not generic.
6356 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
6357 for optimize_size. Remove SF/DFmode hack.
6359 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6361 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
6364 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
6365 Richard Sandiford <richard@codesourcery.com>
6367 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
6368 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
6369 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
6370 m68k/t-mlib to tmake_file.
6371 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
6372 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
6373 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
6374 Allow it to be cf or m68k. Set m68k_arch_family. If that
6375 variable is not empty, add t-$m68k_arch_family to tmake_file.
6376 Add t-mlibs to tmake_file.
6377 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
6378 * config/m68k/t-cf: New file.
6379 * config/m68k/t-m68k: Likewise.
6380 * config/m68k/t-mlibs: Likewise.
6381 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6382 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6383 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6384 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6385 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
6387 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
6388 (INSTALL_LIBGCC): Delete.
6389 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6390 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6391 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6392 (M68K_MLIB_CPU): Define.
6393 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6394 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6395 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
6397 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6398 Richard Guenther <rguenther@suse.de>
6401 * fold-const.c (fold_comparison): Handle obfuscated comparisons
6402 against INT_MIN/INT_MAX.
6403 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
6404 file if a loop is removed.
6406 2007-02-09 Joseph Myers <joseph@codesourcery.com>
6408 * calls.c (store_one_arg): Pass correct alignment to
6409 emit_push_insn for non-BLKmode values.
6410 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
6411 unaligned stack slot via a suitably aligned slot.
6413 2007-02-08 DJ Delorie <dj@redhat.com>
6415 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
6417 (legal_subregs): Use unsigned char, make const.
6418 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
6420 2007-02-08 Paul Brook <paul@codesourcery.com>
6422 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
6423 special interworking needed.
6425 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
6427 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
6428 conditional to __SSE2__.
6429 (Entries below should have been added to first ChangeLog
6430 entry for amdfam10 dated 2007-02-05)
6431 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
6433 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
6435 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
6438 2007-02-08 DJ Delorie <dj@redhat.com>
6440 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
6441 * config/m32c/m32c.c (legal_subregs): New.
6442 (m32c_illegal_subreg_p): New.
6443 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
6444 unsupported subregs of hard regs.
6446 2007-02-08 Jan Hubicka <jh@suse.cz>
6448 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
6449 the same one; always update histograms.
6451 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6453 * passes.c (init_optimization_passes): Tidy comment.
6455 2007-02-08 Roger Sayle <roger@eyesopen.com>
6457 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
6458 strip zero_extend, bswap and rotates from POCOUNT's argument.
6459 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
6460 zero_extend and rotates from PARITY's argument.
6461 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
6462 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
6463 of an integer constant at compile-time.
6465 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6468 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
6470 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
6473 * tree-ssa-live.c (remove_unused_locals): Do not remove
6474 TREE_ADDRESSABLE variables.
6475 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
6476 * tree-ssa-operands.c (add_virtual_operand): Remove argument
6477 FOR_CLOBBER. Update all users.
6478 If VAR has an associated alias set, add a virtual operand for
6479 it if no alias is found to conflict with the memory reference.
6481 2007-02-07 Jan Hubicka <jh@suse.cz>
6482 Robert Kidd <rkidd@crhc.uiuc.edu>
6484 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
6486 2007-02-07 Ian Lance Taylor <iant@google.com>
6488 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
6490 2007-02-07 Roger Sayle <roger@eyesopen.com>
6492 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
6493 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
6494 tablejumpdi, movsi_to_cr_one): Remove constraints from
6495 define_expand's match_operands.
6497 2007-02-07 Roger Sayle <roger@eyesopen.com>
6499 * global.c (compute_regsets): Move declatation of "i" inside of
6500 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
6502 2007-02-07 Jakub Jelinek <jakub@redhat.com>
6505 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
6506 of INDIRECT_REF <RESULT_DECL>.
6508 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
6510 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
6511 Kaz Kojima <kkojima@gcc.gnu.org>
6514 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
6516 (sh_initialize_trampoline): Add parentheses to avoid a warning.
6518 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6520 * doc/loop.texi: Document possibility not to perform disambiguation
6521 of loops with multiple latches.
6522 * cfgloopmanip.c (alp_enum_p): Removed.
6523 (add_loop): Handle subloops. Use get_loop_body_with_size.
6524 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
6525 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
6526 the new forwarder block.
6527 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
6528 Handle the case latch is NULL.
6529 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
6530 when marking loop exits.
6531 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
6533 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
6534 disambiguate_loops_with_multiple_latches.
6535 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
6536 before fix_loop_structure.
6537 * cfgloop.c: Include pointer-set.h and output.h.
6538 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
6539 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
6540 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
6541 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
6542 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
6543 disambiguate_multiple_latches, get_loop_body_with_size,
6544 disambiguate_loops_with_multiple_latches): New functions.
6545 (flow_loop_dump): Dump multiple latch edges.
6546 (flow_loop_nodes_find): Handle loops with multiple latches.
6547 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
6548 (glb_enum_p): Modified.
6549 (get_loop_body): Use get_loop_body_with_size.
6550 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
6551 (AVOID_CFG_MODIFICATIONS): New constant.
6552 (disambiguate_loops_with_multiple_latches, add_loop,
6553 get_loop_body_with_size): Declare.
6554 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
6556 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
6559 * global.c (compute_regsets): New function.
6560 (global_alloc): Refactored ELIMINABLE_REGSET
6561 and NO_GLOBAL_ALLOC_REGS computation out.
6562 (rest_of_handle_global_alloc): Call compute_regsets()
6563 for non-optimizing case.
6565 2007-02-06 Richard Henderson <rth@redhat.com>
6567 * config/i386/constraints.md (Y2): Rename from Y.
6568 (Yi): New constraint.
6569 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
6570 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
6571 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
6572 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
6573 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
6574 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
6575 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
6576 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
6577 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
6578 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
6579 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
6580 vec_extractv2si_1): Change Y constraints to Y2.
6581 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
6582 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
6583 Change Y constraints to Y2.
6584 (sse2_loadld): Change Y constraints to x.
6586 2007-02-06 Roger Sayle <roger@eyesopen.com>
6588 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
6589 (parity<mode>2): New define_expand using rs6000_emit_parity.
6590 * config/rs6000/rs6000.c (rs6000_emit_popcount,
6591 rs6000_emit_parity): New functions.
6592 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
6593 rs6000_emit_parity): Prototype here.
6595 2007-02-06 Ian Lance Taylor <iant@google.com>
6597 * lower-subreg.c (simple_move_operand): Reject CONST.
6598 (resolve_clobber): Call validate_change rather than directly
6599 assigning to XEXP (pat, 0).
6601 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6603 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
6604 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
6605 (tree-cfg.o): Remove hashtab.h dependency.
6607 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
6608 (struct ivopts_data): Change niters to pointer_map_t.
6609 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
6610 (niter_for_exit): Create pointer_map on demand. Change for
6612 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
6613 (free_loop_data): Destroy data->niters if created and reset field.
6614 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
6615 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
6617 * tree-ssa-reassoc.c: Include pointer-set.h.
6618 (bb_rank): Change to long *.
6619 (operand_rank): Change to pointer_map_t.
6620 (find_operand_rank): Return long, -1 if not found. Declare as inline.
6621 (insert_operand_rank): Accept long.
6622 (operand_entry_hash, operand_entry_eq): Remove.
6623 (get_rank): Return long. Adjust for changes above.
6624 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
6626 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
6628 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
6629 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
6630 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
6632 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
6633 directly since it cannot be NULL.
6634 (get_vi_for_tree): Rewrite for pointer_map API.
6635 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
6636 (init_alias_vars): Create vi_for_tree as pointer_map.
6637 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
6639 * tree-cfg.c: Don't include hashtab.h.
6640 (edge_to_cases): Declare as pointer_map.
6641 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
6643 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
6644 (start_recording_case_labels): Create edge_to_cases as pointer_map.
6645 (end_recoding_case_labels): Cleanup edge_to_cases manually before
6647 (record_switch_edge): Delete.
6648 (get_cases_for_edge): Adjust for pointer_map API, inline
6649 record_switch_edge (rewritten for new API), remove goto.
6651 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6653 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
6654 * tree-nested.c: Include pointer-set.h.
6655 (var_map_elt, var_map_eq, var_map_hash): Delete.
6656 (struct nesting_info): Remove GTY marker. Change the two htab_t's
6658 (nesting_info_bitmap_obstack): New.
6659 (lookup_field_for_decl): Adjust for pointer_map API.
6660 (lookup_tramp_for_decl): Adjust for pointer_map API.
6661 (get_nonlocal_debug_decl): Adjust for pointer_map API.
6662 (get_local_debug_decl): Adjust for pointer_map API.
6663 (convert_nl_goto_reference): Adjust for pointer_map API.
6664 (convert_nl_goto_receiver): Adjust for pointer_map API.
6665 (create_nesting_tree): Create outside GGC space. Create bitmap on
6666 the new obstack. Create field_map and var_map as pointer_maps.
6667 (free_nesting_tree): Adjust for changes to create_nesting_tree.
6669 (lower_nested_functions): Move root here, no need to NULL it.
6670 Initialize and release the obstack.
6672 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
6674 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
6675 Remove prototypes and make them non-static.
6676 (struct tree_int_map): Remove.
6677 * tree.h (struct tree_int_map): Move here, turning TO into an
6679 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
6681 * tree.h (TREE_COMPLEXITY): Remove.
6682 (struct tree_exp): Remove complexity field.
6683 * tree.c (build1_stat): Don't set it.
6685 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
6686 Victor Kaplansky <victork@il.ibm.com>
6688 * tree-vectorizer.c (vect_is_simple_use): Support induction.
6689 (vect_is_simple_reduction): Support reduction with induction as
6690 one of the operands.
6691 (vect_is_simple_iv_evolution): Fix formatting.
6692 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
6693 formatting. Don't mark induction phis for vectorization.
6694 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
6695 * tree-vect-transform.c (get_initial_def_for_induction): New function.
6696 (vect_get_vec_def_for_operand): Support induction.
6697 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
6699 (vectorizable_reduction): Support reduction with induction as one of
6701 (vectorizable_type_demotion): Use def-type of stmt argument rather
6702 than dummy def-type.
6704 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
6705 flag_tree_scev_cprop.
6706 * common.opt (tree-scev-cprop): New flag.
6708 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
6709 call to vect_get_new_vect_var.
6711 2007-02-06 Ira Rosen <irar@il.ibm.com>
6713 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
6714 vectype is not NULL.
6715 (vect_pattern_recog_1): Likewise.
6717 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6719 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
6720 (fold_negate_expr): Likewise.
6722 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
6725 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
6726 even if cv-qualification is the same.
6728 2007-02-05 Geoffrey Keating <geoffk@apple.com>
6730 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
6731 __enable_execute_stack on completion.
6733 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6735 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
6736 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
6737 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
6738 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
6739 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
6740 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
6741 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
6742 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
6744 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6746 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
6747 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
6748 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
6749 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
6750 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
6751 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
6752 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
6753 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
6754 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
6755 umuldi3_highpart_rex64, umulsi3_highpart_insn,
6756 umulsi3_highpart_zext, smuldi3_highpart_rex64,
6757 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
6758 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
6759 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
6760 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
6761 sqrtextenddfxf2_i387): Added amdfam10_decode.
6763 * config/i386/athlon.md (athlon_idirect_amdfam10,
6764 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
6765 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
6766 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
6767 athlon_ivector_store_amdfam10): New define_insn_reservation.
6768 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
6771 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6773 * config/i386/athlon.md (athlon_call_amdfam10,
6774 athlon_pop_amdfam10, athlon_lea_amdfam10): New
6775 define_insn_reservation.
6776 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
6777 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
6778 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
6780 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6782 * config/i386/athlon.md (athlon_sseld_amdfam10,
6783 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
6784 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
6786 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6788 * config/i386/athlon.md (athlon_sseins_amdfam10): New
6789 define_insn_reservation.
6790 * config/i386/i386.md (sseins): Added sseins to define_attr type
6791 and define_attr unit.
6792 * config/i386/sse.md: Set type attribute to sseins for insertq
6795 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6797 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
6798 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
6799 ssecomi_load_amdfam10, ssecomi_amdfam10,
6800 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
6801 define_insn_reservation.
6802 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
6804 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6806 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
6807 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
6808 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
6809 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
6810 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
6811 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
6812 define_insn_reservation.
6814 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
6815 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
6816 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
6817 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
6818 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
6820 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6822 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
6823 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
6824 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
6825 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
6826 athlon_ssemul_load_k8): Added amdfam10.
6828 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6830 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
6831 (x86_sse_unaligned_move_optimal): New variable.
6833 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
6835 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
6836 for unaligned vector SSE double/single precision loads for AMDFAM10.
6838 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6840 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
6841 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
6842 Define TARGET_CPU_DEFAULT_amdfam10.
6843 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
6844 (processor_type): Add PROCESSOR_AMDFAM10.
6846 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
6847 processor_type in config/i386/i386.h.
6848 Enable imul peepholes for TARGET_AMDFAM10.
6850 * config.gcc: Add support for --with-cpu option for amdfam10.
6852 * config/i386/i386.c (amdfam10_cost): New variable.
6853 (m_AMDFAM10): New macro.
6854 (m_ATHLON_K8_AMDFAM10): New macro.
6855 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
6856 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
6857 x86_promote_QImode, x86_integer_DFmode_moves,
6858 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6859 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
6860 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
6861 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
6862 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
6863 Enable/disable for amdfam10.
6864 (override_options): Add amdfam10_cost to processor_target_table.
6865 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
6866 processor_alias_table.
6867 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
6868 (ix86_adjust_cost): Add code for amdfam10.
6870 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6872 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
6873 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
6874 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
6875 * config/i386/i386.h: Add builtin definition for SSE4A.
6876 * config/i386/i386.md: Add support for ABM instructions
6878 * config/i386/sse.md: Add support for SSE4A instructions
6879 (movntss, movntsd, extrq, insertq).
6880 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
6881 Add -march=amdfam10 flag.
6882 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
6883 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
6885 * doc/extend.texi: Add documentation for SSE4A builtins.
6887 2007-02-05 Bob Wilson <bob.wilson@acm.org>
6889 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
6891 2007-02-05 Richard Guenther <rguenther@suse.de>
6893 * tree-vectorizer.h (vectorizable_function): Add argument type
6894 argument, change return type.
6895 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
6896 * tree-vect-transform.c (vectorizable_function): Handle extra
6897 argument, return vectorized function decl.
6898 (build_vectorized_function_call): Remove.
6899 (vectorizable_call): Handle calls with result and argument types
6900 differing. Handle loop vectorization factor correctly.
6901 * targhooks.c (default_builtin_vectorized_function): Adjust for
6903 * targhooks.h (default_builtin_vectorized_function): Likewise.
6904 * target.h (builtin_vectorized_function): Add argument type
6906 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
6907 extra argument, allow vectorizing of lrintf.
6908 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
6909 documentation of target hook.
6911 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
6914 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
6915 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
6916 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
6918 2007-02-05 Roger Sayle <roger@eyesopen.com>
6920 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
6921 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
6922 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
6923 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
6924 before canonicalizing sincos to cexpi.
6925 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
6927 2007-02-05 Roger Sayle <roger@eyesopen.com>
6929 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
6930 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
6931 (alpha_init_builtins): Use alpha_add_builtins to process tables.
6933 2007-02-05 Roger Sayle <roger@eyesopen.com>
6935 * mips-tfile.c (initialize_init_file): Correct endianness test.
6937 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
6939 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
6942 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6944 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
6945 saves in a PARALLEL before the register assignments.
6947 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6949 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
6950 DWARF_FRAME_RETURN_COLUMN to be a general register.
6951 * dwarf2out.c (init_return_column_size): New function, split from...
6952 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
6953 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
6954 to be nongeneral registers.
6955 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
6957 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
6958 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
6960 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6962 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
6964 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6966 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
6967 (remove_path): Use can_remove_branch_p and remove_branch instead
6968 of loop_delete_branch_edge.
6969 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
6970 (tree_transform_and_unroll_loop): Remove dead branches immediately.
6971 Update profile using scale_dominated_blocks_in_loop.
6972 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
6973 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
6974 (can_remove_branch_p, remove_branch): Declare.
6975 * tree-cfg.c (tree_can_remove_branch_p): New function.
6976 (tree_cfg_hooks): Add tree_can_remove_branch_p.
6977 * cfgrtl.c (rtl_can_remove_branch_p): New function.
6978 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
6980 2007-02-05 Jan Hubicka <jh@suse.cz>
6983 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
6984 nodes in cgraph, don't remove offline copy of the function.
6986 2007-02-04 Jan Hubicka <jh@suse.cz>
6988 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
6989 vectors might cause maybe_lookup_element_for_expr to be called
6990 on non-sra-candidate.
6992 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6994 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
6995 config/bfin/bfin.md, config/bfin/predicates.md: Follow
6996 spelling conventions.
6998 2007-02-04 Richard Guenther <rguenther@suse.de>
7001 * fold-const.c (try_move_mult_to_index): Make sure to not
7002 overflow one dimension of a multi-dimensional array access.
7004 2007-02-04 Jan Hubicka <jh@suse.cz>
7006 * passes.c (init_optimization_passes): Reindent.
7008 2007-02-04 Jan Hubicka <jh@suse.cz>
7009 Eric Botcazou <ebotcazou@adacore.com>
7011 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
7012 (execute_fixup_cfg): Break out the abnormal goto code.
7013 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
7014 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
7015 (optimize_inline_calls): Call make_nonlocal_label_edges.
7017 2007-02-04 Jan Hubicka <jh@suse.cz>
7019 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
7020 true when something was changed.
7021 (rename_ssa_copies): When something was changed, do
7022 TODO_remove_unused_locals.
7023 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7024 add TODO_remove_unused_locals when instruction was removed.
7026 2007-02-04 Jan Hubicka <jh@suse.cz>
7028 * ipa-inline.c (try_inline): Improve debug output; work on already
7030 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
7031 call try_inline for already inlined edges too when flattening;
7032 inline also functions that make callee growth but overall unit size
7035 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7037 * config/m32c/bitops.md, config/m32c/jump.md,
7038 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
7039 config/m32r/m32r.h, config/m32r/m32r.md,
7040 config/m32r/predicates.md, config/m68hc11/larith.asm,
7041 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
7042 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
7043 config/mips/mips-protos.h, config/mips/mips.c,
7044 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
7045 config/mn10300/mn10300.h, config/mn10300/predicates.md,
7046 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
7047 spelling conventions.
7049 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
7050 Follow spelling conventions.
7052 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
7054 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
7055 warn about C++0x compatibility.
7057 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7059 * config/h8300/h8300.c, config/h8300/h8300.h,
7060 config/h8300/h8300.md: Follow spelling conventions.
7062 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
7065 * combine.c (try_combine): Do not substitute source operand
7066 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
7068 2007-02-03 Jan Hubicka <jh@suse.cz>
7070 PR gcov-profile/30650
7071 * value-prof.c (stringop_block_profile): Fix handling of size counter;
7072 do not divide by zero for never executed counters.
7073 (tree_find_values_to_profile): Fix counters.
7074 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
7076 2007-02-03 Ian Lance Taylor <iant@google.com>
7078 * lower-subreg.c (simple_move_operand): New static function,
7079 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
7081 (simple_move): Call simple_move_operand.
7082 (find_decomposable_subregs): Add special handling of MEMs.
7083 (can_decompose_p): Rename from cannot_decompose_p. Reverse
7084 meaning of return value. If we see a hard register, test whether
7085 it can store a word_mode value. Change all callers.
7087 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7089 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
7090 ftrapv insns and expanders.
7091 (subdi3): Change define_expand operand 1 to arith11_operand, and
7092 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
7093 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
7094 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
7098 * varasm.c (notice_global_symbol): Treat global objects as weak when
7101 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7103 * emit-rtl.c (dconstpi): Delete.
7105 (init_emit_once): Delete dconstpi and init dconstsqrt2.
7106 * real.h (dconstpi): Delete.
7108 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
7109 (fold_builtin_hypot): Likewise.
7111 2007-02-03 Tom Tromey <tromey@redhat.com>
7114 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
7115 -gcoff3, -gxcoff3, -gvms3 implies -dD.
7117 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
7119 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
7120 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
7121 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
7122 config/rs6000/cell.md, config/rs6000/darwin.h,
7123 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
7124 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
7125 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
7126 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
7127 typos. Follow spelling conventions.
7128 * doc/invoke.texi: Follow spelling conventions.
7130 2007-02-03 Roger Sayle <roger@eyesopen.com>
7132 * simplify-rtx.c (simplify_relational_operation_1): Implement some
7133 canonicalization transformations that attempt to simplify integer
7134 constant comparisons to become comparisons against zero.
7136 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7138 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
7140 * fold-const.c (fold_binary): Fix comment typos. Fold complex
7141 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
7143 2007-02-02 Mike Stump <mrs@apple.com>
7145 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
7146 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
7147 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
7148 generate a branch island.
7150 2007-02-02 Bob Wilson <bob.wilson@acm.org>
7152 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
7153 (xtensa_legitimate_address_p): New.
7154 (xtensa_legitimize_address): New.
7155 (xtensa_output_addr_const_extra): New.
7156 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
7158 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
7159 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
7160 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
7161 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
7162 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
7163 (xtensa_legitimize_address): New.
7164 (xtensa_output_addr_const_extra): New.
7166 2007-02-02 Steve Ellcey <sje@cup.hp.com>
7168 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
7170 2007-02-02 Ian Lance Taylor <iant@google.com>
7172 * expmed.c (expand_divmod): Add comment.
7174 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
7176 * emit-rtl.c (renumber_insns): Remove.
7177 * flags.h: Remove the extern for flag_renumber_insns.
7178 * rtl.h: Remove the prototype for renumber_insns.
7179 * toplev.c (flag_renumber_insns): Remove.
7181 2007-02-02 Hui-May Chang <hm.chang@apple.com>
7183 Revert for x86 darwin:
7184 2005-06-19 Uros Bizjak <uros@kss-loka.si>
7186 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
7187 code before the following patch under TARGET_MACHO.
7188 (ix86_function_value_regno_p): Likewise.
7190 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7192 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
7195 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7198 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
7199 general or fp registers. Add comments.
7200 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
7202 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
7204 * pointer-set.c (insert_aux): Only return insertion slot.
7205 (pointer_set_insert): Adjust.
7206 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
7207 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
7208 pointer_map_traverse): New.
7209 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
7210 pointer_map_create, pointer_map_destroy, pointer_map_insert,
7211 pointer_map_contains, pointer_map_traverse): Declare.
7213 2007-02-02 Jakub Jelinek <jakub@redhat.com>
7216 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
7217 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
7219 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7221 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
7223 (struct _dep): New type.
7224 (dep_t): New typedef.
7225 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
7226 (DEP_STATUS): New access macro. The macro with the same name was
7227 renamed to DEP_LINK_STATUS.
7228 (dep_init): Declare function
7230 (struct _dep_link): New type.
7231 (dep_link_t): New typedef.
7232 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
7233 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
7234 (DEP_LINK_STATUS): New macro.
7235 (debug_dep_links): New debug function.
7237 (struct _deps_list): New type.
7238 (deps_list_t): New typedef.
7239 (DEPS_LIST_FIRST): New access macro.
7240 (FOR_EACH_DEP_LINK): New cycle macro.
7241 (create_deps_list, free_deps_list, delete_deps_list): Declare
7243 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
7244 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7245 (copy_deps_list_change_con): Ditto.
7247 (move_dep_link): Declare function.
7249 (struct _dep_node): New type.
7250 (dep_node_t): New typedef.
7251 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
7253 (struct haifa_insn_data.back_deps): New field to hold backward
7254 dependencies of the insn.
7255 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
7257 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
7258 Change its type to deps_list_t.
7259 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
7260 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
7261 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
7263 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
7265 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
7267 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
7269 (dep_cost): Declare.
7271 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
7272 (ds_to_dk, dk_to_ds): New functions.
7274 (init_dep_1): New static function.
7275 (init_dep): New function.
7276 (copy_dep): New static function.
7278 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
7280 (detach_dep_link): New static function.
7281 (move_dep_link): New function.
7283 (dep_links_consistent_p, dump_dep_links): New static functions.
7284 (debug_dep_links): New debugging function.
7286 (deps_obstack, dl_obstack, dn_obstack): New static variables.
7288 (alloc_deps_list, init_deps_list): New static functions.
7289 (create_deps_list): New function.
7290 (clear_deps_list): New static function.
7291 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
7292 (deps_list_consistent_p, dump_deps_list): New static functions.
7293 (debug_deps_list): New function.
7294 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
7296 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
7298 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
7299 use new scheduler dependencies lists.
7300 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
7301 (sched_analyze): Ditto. Initialize dependencies lists.
7302 (add_forw_dep, compute_forward_dependences): Update to use new
7303 scheduler dependencies lists.
7305 (init_dependency_caches): Init deps_obstack.
7306 (free_dependency_caches): Free deps_obstack.
7308 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
7309 new scheduler dependencies lists.
7310 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
7311 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7313 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
7314 Update to use new scheduler dependencies lists.
7315 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
7316 (debug_dependencies): Ditto.
7317 (schedule_region): Update comments.
7319 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
7320 scheduler dependencies lists.
7321 (schedule_ebb): Update comments.
7323 * rtl.def (DEPS_LIST): Remove.
7325 * lists.c (unused_deps_list): Remove.
7326 (free_list): Update assertions.
7328 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
7329 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7331 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
7332 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7334 * haifa-sched.c (comments): Update.
7335 (insn_cost1): Remove. Inline the code into insn_cost ().
7336 (insn_cost): Update to use new scheduler dependencies lists. Move
7337 processing of the dependency cost to dep_cost ().
7338 (dep_cost): New function. Use it instead of insn_cost () when
7339 evaluating cost of the dependency. Use compatible interface to
7340 interact with the target.
7341 (priority): Update to use new scheduler dependencies lists.
7342 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
7343 with greater number of insns that depend on the insn.
7344 (schedule_insn): Update to use new scheduler dependencies lists. Add
7345 code to free backward dependencies lists. Inline and optimize code
7346 from resolve_dep () - see PR28071.
7347 (ok_for_early_queue_removal): Update to use new scheduler dependencies
7348 lists. Update call to targetm.sched.is_costly_dependence hook.
7350 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
7351 scheduler dependencies lists.
7353 (resolve_dep): Remove. Move the logic to schedule_insn ().
7354 (init_h_i_d): Initialize dependencies lists.
7356 (process_insn_depend_be_in_spec): Rename to
7357 process_insn_forw_deps_be_in_spec. Update to use new scheduler
7359 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
7360 Update to use new scheduler dependencies lists.
7361 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
7363 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
7364 new scheduler dependencies lists.
7365 (build_intra_loop_deps): Ditto.
7367 * target.h (struct _dep): Declare to use in
7368 gcc_target.sched.is_costly_dependence.
7369 (struct gcc_target.sched.adjust_cost): Fix typo.
7370 (struct gcc_target.sched.is_costly_dependence): Change signature to use
7371 single dep_t parameter instead of an equivalent triad.
7372 (struct gcc_target.sched.adjust_cost_2): Remove.
7374 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
7376 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
7378 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
7380 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
7382 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
7383 (REG_DEP_TRUE): Document.
7385 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
7386 Change signature to correspond to the targetm.sched.adjust_cost hook.
7387 Update use in TARGET_SCHED_ADJUST_COST_2.
7388 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
7389 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
7390 new scheduler dependencies lists.
7391 (ia64_gen_check): Ditto.
7393 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
7396 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
7397 signature to correspond to the targetm.sched.is_costly_dependence hook.
7398 (is_costly_group): Update to use new scheduler dependencies lists.
7400 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
7401 instead of INSN_COST () macro.
7403 2007-02-01 Ian Lance Taylor <iant@google.com>
7405 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
7407 2007-02-01 Guy Martin <gmsoft@gentoo.org>
7409 * pa.md (tp_load): Correct mfctl instruction syntax.
7411 2007-02-01 Geoffrey Keating <geoffk@apple.com>
7413 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
7414 altivec_padding_size calculation on AIX. Improve comment, add
7415 assert to verify that it's right.
7417 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
7420 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
7423 * global.c (global_alloc): Add mising initialization of
7426 2007-02-01 Roger Sayle <roger@eyesopen.com>
7428 * alias.c (init_alias_analysis): Correct whitespace.
7429 * bb-reorder.c (fix_edges_for_rarely_executed_code,
7430 partition_hot_cold_basic_blocks): Likewise.
7431 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
7432 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
7433 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
7434 fold_builtin_snprintf_chk, fold_builtin_printf,
7435 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
7436 do_mpfr_arg3, do_mpfr_sincos): Likewise.
7437 * cfgcleanup.c (cleanup_cfg): Likewise.
7438 * cfgexpand.c (tree_expand_cfg): Likewise.
7439 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
7440 * function.c (get_next_funcdef_no): Likewise.
7441 * gengtype.c (main): Likewise.
7442 * genmodes.c (main): Likewise.
7443 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
7444 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
7445 * ifcvt.c (noce_emit_move_insn): Likewise.
7446 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
7448 * stor-layout.c (get_best_mode): Likewise.
7449 * tree-ssa-loop-niter.c (get_val_for): Likewise.
7450 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
7451 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
7452 perform_var_substitution, solve_graph): Likewise.
7453 * tree-vrp.c (vrp_finalize): Likewise.
7455 2007-02-01 Ian Lance Taylor <iant@google.com>
7457 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
7458 high part of a paradoxical subreg, return a constant zero.
7460 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
7462 * toplev.c (lang_dependent_init): Call init_set_costs.
7463 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
7465 2007-02-01 Richard Guenther <rguenther@suse.de>
7468 * fold-const.c (fold_negate_expr): Allow negating a
7469 constant if overflow does not change.
7471 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7473 * doc/c-tree.texi (Expression trees): Improve markup.
7474 * doc/tm.texi (Register Classes, Addressing Modes)
7475 (Floating Point): Fix spacing after abbreviations. Fix some
7478 2007-02-01 Ben Elliston <bje@au.ibm.com>
7480 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
7481 * doc/contrib.texi: Likewise.
7482 * doc/install.texi: Likewise.
7484 2007-01-31 Richard Henderson <rth@redhat.com>
7485 Ian Lance Taylor <iant@google.com>
7487 * lower-subreg.c: New file.
7488 * rtl.def (CONCATN): Define.
7489 * passes.c (init_optimization_passes): Add pass_lower_subreg and
7491 * emit-rtl.c (update_reg_offset): New static function, broken out
7492 of gen_rtx_REG_offset.
7493 (gen_rtx_REG_offset): Call update_reg_offset.
7494 (gen_reg_rtx_offset): New function.
7495 * regclass.c: Revert patch of 2006-03-05, restoring
7497 (clear_reg_info_regno): New function.
7498 * dwarf2out.c (concatn_loc_descriptor): New static function.
7499 (loc_descriptor): Handle CONCATN.
7500 * common.opt (fsplit_wide_types): New option.
7501 * opts.c (decode_options): Set flag_split_wide_types when
7503 * timevar.def (TV_LOWER_SUBREG): Define.
7504 * rtl.h (gen_reg_rtx_offset): Declare.
7505 (reg_scan_update): Declare.
7506 * regs.h (clear_reg_info_regno): Declare.
7507 * tree-pass.h (pass_lower_subreg): Declare.
7508 (pass_lower_subreg2): Declare.
7509 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
7510 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
7512 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
7513 * Makefile.in (OBJS-common): Add lower-subreg.o.
7514 (lower-subreg.o): New target.
7516 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7518 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
7520 2007-01-31 Anatoly Sokolov <aesok@post.ru>
7523 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
7525 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7528 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
7530 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
7532 * cfgloop.h: Include vec-prim.h.
7533 (enum li_flags): Remove LI_ONLY_OLD.
7534 (loop_iterator): Changed.
7535 (fel_next, fel_init): Iterate over loop tree.
7536 (FOR_EACH_LOOP_BREAK): New macro.
7537 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
7539 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
7540 * modulo-sched.c (sms_schedule): Ditto.
7541 * tree-vectorizer.c (vectorize_loops): Ditto.
7542 * doc/loop.texi: Update information on loop numbering and behavior of
7543 FOR_EACH_LOOP wrto new loops.
7544 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
7545 add_to_evolution_1): Test nestedness of loops instead of comparing
7547 * tree-chrec.c (chrec_fold_plus_poly_poly,
7548 chrec_fold_multiply_poly_poly, chrec_evaluate,
7549 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
7550 reset_evolution_in_loop): Ditto.
7551 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
7553 2007-01-31 Dirk Mueller <dmueller@suse.de>
7555 * c-common.c (warn_about_parentheses): Separate warning about
7556 un-parenthized sequence of comparison operators from the one
7557 which is supposed to warn about x <= y <= z.
7559 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
7561 * optabs.h (enum optab_index): Add new OTI_isinf.
7562 (isinf_optab): Define corresponding macro.
7563 * optabs.c (init_optabs): Initialize isinf_optab.
7564 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
7566 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
7567 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
7569 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
7570 expand_builtin_interclass_mathfn.
7571 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
7572 * config/i386/i386.md (UNSPEC_FXAM): New constant.
7573 (fxam<mode>2_i387): New insn pattern.
7574 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
7575 built-in functions as x87 inline asm.
7577 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7579 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
7581 2007-01-30 Eric Christopher <echristo@apple.com>
7583 * config.gcc: Add geode.
7585 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7587 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
7588 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
7589 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
7590 value-prof.c: Fix comment typos.
7592 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7595 * doc/invoke.texi (Wpointer-arith): Document warning.
7597 2007-01-30 Janis Johnson <janis187@us.ibm.com>
7599 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
7600 the list of discrepancies from the draft TR.
7602 2007-01-30 Dirk Mueller <dmueller@suse.de>
7605 * doc/invoke.texi (-Wreturn-type): Update description to
7608 2007-01-30 Richard Sandiford <richard@codesourcery.com>
7610 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
7612 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
7614 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
7615 to handle optabs that operate on floating point input argument and
7616 output to integer output.
7617 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
7618 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
7619 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
7620 expand_builtin_interclass_mathfn ().
7621 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
7623 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
7624 ilogbl built-in functions as x87 intrinsics.
7626 2007-01-30 Richard Guenther <rguenther@suse.de>
7629 * dwarf2out.c (reference_to_unused): Query varpool if the
7630 variable was output.
7632 2007-01-30 Richard Guenther <rguenther@suse.de>
7635 * passes.c (execute_one_pass): Reset in_gimple_form to not
7636 confuse non-unit-at-a-time mode.
7638 2007-01-29 Roger Sayle <roger@eyesopen.com>
7639 Richard Guenther <rguenther@suse.de>
7641 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
7642 avoid undefined behaviour on overflow. Use force_fit_type_double
7643 to construct the constant with the specified TREE_OVERFLOW.
7645 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7647 * config/dfp-bit.c: Add parameterized support for fp exceptions.
7648 * config/dfp-bit.h: Ditto.
7650 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7652 * c-decl.c (pop_scope): Replace warnings with call to
7653 warn_for_unused_label.
7654 * c-common.h (warn_for_unused_label): Declare.
7655 * c-common.c (warn_for_unused_label): Define.
7657 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7659 * tree-optimize.c (update_inlined_to_pointers): Delete unused
7662 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7664 * Makefile.in (USER_H): Remove decfloat.h.
7665 * ginclude/decfloat.h: Delete, moving contents to ...
7666 * ginclude/float.h: Add support for decimal floating point,
7667 guarded by __STDC_WANT_DEC_FP__.
7669 2007-01-29 Mike Stump <mrs@apple.com>
7671 * doc/gccint.texi (Top): Rename Loop Representation to Loop
7672 Analysis and Representation to resolve case insensitive conflict.
7673 * doc/loop.texi (Loop Analysis and Representation): Likewise.
7675 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
7677 * tree.h (struct tree_memory_tag): Add aliases member.
7678 (MTAG_ALIASES): New macro.
7679 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
7680 (add_may_alias): Remove pointer-set. Update for may_aliases being
7682 (mark_aliases_call_clobbered): Update for may_aliases being a
7684 (compute_tag_properties): Ditto.
7685 (create_partition_for): Ditto.
7686 (compute_memory_partitions): Ditto.
7687 (dump_may_aliases_for): Ditto.
7688 (is_aliased_with): Ditto.
7689 (add_may_alias_for_new_tag): Ditto.
7690 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
7691 (compute_is_aliased): New function.
7692 (compute_may_aliases): Call compute_is_aliased).
7693 (init_alias_info): Initialize alias_bitmap_obstack.
7694 (union_alias_set_into): New function.
7695 (compute_flow_sensitive_aliasing): Use union_aliases_into.
7696 (have_common_aliases_p): Rewrite to take two bitmaps and use
7698 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
7700 (finalize_ref_all_pointers): Update for add_may_alias changes.
7701 (new_type_alias): Ditto.
7702 * tree-flow-inline.h (may_aliases): Return a bitmap.
7703 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
7704 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
7705 may_aliases being a bitmap.
7706 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
7707 may_aliases now returns a bitmap.
7708 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
7710 * tree-ssa-operands.c (add_virtual_operand): Update for
7711 may_aliases being a bitmap.
7713 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
7715 PR tree-optimization/30630
7716 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
7717 variable as changed.
7719 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
7722 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
7723 expanded only once even if an error occurs.
7725 2007-01-29 Ben Elliston <bje@au.ibm.com>
7727 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
7728 (__gcov_average_profiler): Likewise.
7729 (__gcov_ior_profiler): Likewise.
7730 (__gcov_merge_ior): Likewise.
7732 2007-01-28 Jan Hubicka <jh@suse.cz>
7734 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
7735 * value-prof.c (stringop_block_profile): Likewise.
7737 2007-01-28 Jan Hubicka <jh@suse.cz>
7739 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
7740 variant handling histograms; add wrapper.
7741 (clear_storage_via_libcall): Export.
7742 (emit_block_move_hints): Break out from ...; add histograms.
7743 (emit_block_move): ... this one.
7744 (clear_storage_hints): Break out from ...; add histograms.
7745 (clear_storage): ... this one.
7746 (set_storage_via_memset): Handle histogram.
7747 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
7748 (clear_storage_hints, clear_storage_via_libcall): Declare.
7749 (set_storage_via_setmem): Update prototype.
7750 * doc/md.texi (movmem, setmem): Document new arguments.
7752 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
7754 (stringop_block_profile): New global function.
7755 (tree_stringops_values_to_profile): Profile block size and alignment.
7756 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
7758 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
7759 (stringop_block_profile): Declare.
7760 * builtins.c: Include value-prof.h.
7761 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
7762 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
7763 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
7764 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
7765 * profile.c (instrument_values): Add new counters.
7766 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
7768 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
7769 (tree_init_edge_profiler): Build new profilers.
7770 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
7771 (pass_tree_profile): Add dump.
7772 (tree_profile_hooks): Update.
7773 * Makefile.in (LIBGCOV): Add new constants.
7774 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
7775 __gcov_ior_profiler): New.
7776 * i386.md (movmem/setmem expanders): Add new optional arguments.
7778 2007-01-28 David Edelsohn <edelsohn@gnu.org>
7780 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
7782 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7784 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
7785 (tree_unswitch_single_loop): Pass eni_size_weights to
7786 tree_num_loop_insns.
7787 * tree-ssa-loop-manip.c: Include tree-inline.h.
7788 (can_unroll_loop_p): Pass eni_size_weights to
7789 tree_num_loop_insns.
7790 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
7791 Pass eni_size_weights to estimate_num_insns.
7792 * tree.h (init_inline_once): Export.
7793 * toplev.c (backend_init): Call init_inline_once.
7794 * cgraphunit.c (cgraph_process_new_functions,
7795 cgraph_analyze_function): Pass eni_inlining_weights to
7797 * ipa-inline.c (compute_inline_parameters): Ditto.
7798 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
7799 to estimate_num_insns.
7800 (try_unroll_loop_completely): Pass eni_size_weights to
7801 tree_num_loop_insns.
7802 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
7803 ot estimate_num_insns.
7804 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
7805 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
7806 * tree-inline.c (eni_inlining_weights, eni_size_weights,
7807 eni_time_weights): New variables.
7808 (init_inline_once): Initialize them.
7809 (struct eni_data): Mew.
7810 (estimate_num_insns_1, estimate_num_insns): Use weights.
7811 * tree-inline.h (struct eni_weights_d): New.
7812 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
7813 (estimate_num_insns): Declaration changed.
7814 * cfgloop.h (tree_num_loop_insns): Declaration changed.
7815 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
7816 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
7818 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7820 * tree-data-ref.c (conflict_fn): Assert that the number of affine
7821 relations in the conflict function is valid.
7823 2007-01-27 Ian Lance Taylor <iant@google.com>
7825 * common.opt: Add fstrict-overflow.
7826 * opts.c (decode_options): Set flag_strict_overflow if -O2.
7827 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
7828 (TYPE_OVERFLOW_UNDEFINED): Define.
7829 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
7831 * tree.h (TYPE_TRAP_SIGNED): Don't define.
7832 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
7833 (fold_negate_expr): Likewise.
7834 (make_range): Likewise.
7835 (extract_muldiv_1): Likewise.
7836 (maybe_canonicalize_comparison): Likewise.
7837 (fold_comparison): Likewise.
7838 (fold_binary): Likewise.
7839 (tree_expr_nonnegative_p): Likewise.
7840 (tree_expr_nonzero_p): Likewise.
7841 * tree-vrp.c (compare_values): Likewise.
7842 (extract_range_from_binary_expr): Likewise.
7843 (extract_range_from_unary_expr): Likewise.
7844 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
7846 (nowrap_type_p): Likewise.
7847 * tree-scalar-evolution.c (simple_iv): Likewise.
7848 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
7849 (build_range_check): Likewise.
7850 (extract_muldiv_1): Likewise.
7851 (fold_comparison): Likewise.
7852 * tree-vrp.c (vrp_int_const_binop): Likewise.
7853 (extract_range_from_unary_expr): Likewise.
7854 * convert.c (convert_to_integer): Likewise.
7855 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
7856 (fold_comparison): Likewise.
7857 (fold_binary): Likewise.
7858 * optabs.c (optab_for_tree_code): Likewise.
7859 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
7860 * simplify-rtx.c (simplify_const_relational_operation): Check
7861 flag_strict_overflow and flag_trapv.
7862 (simplify_const_relational_operation): Likewise.
7863 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
7864 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
7867 2007-01-27 Roger Sayle <roger@eyesopen.com>
7869 * tree.c (tree_fold_gcd): Delete.
7870 * tree.h (tree_fold_gcd): Remove prototype.
7871 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
7872 test whether one constant integer is a multiple of another. Instead
7873 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
7874 * fold-const.c (multiple_of_p): We've determined both TOP and
7875 BOTTOM are integer constants so we can call int_const_binop directly
7876 instead of the more generic const_binop.
7878 2007-01-27 Roger Sayle <roger@eyesopen.com>
7880 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
7881 1*X check that the constant hasn't overflowed, to preserve the
7883 (round_up): Provide an efficient implementation when rouding-up an
7884 INTEGER_CST to a power-of-two.
7886 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7888 * doc/sourcebuild.texi: Add comma for clarity.
7889 * doc/extend.texi: Fix some typos.
7890 * doc/passes.texi: Likewise.
7891 * doc/cppinternals.texi: Likewise.
7892 * doc/c-tree.texi: Likewise.
7893 * doc/tree-ssa.texi: Likewise.
7894 * doc/install.texi: Likewise.
7896 2007-01-27 Jan Hubicka <jh@suse.cz>
7898 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
7899 (pass_sra): Do not require alias information.
7900 * passes.c (init_optimization_passes): Add SRA
7902 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
7904 * tracer.c (rest_of_handle_tracer): We already cleaned
7905 up the CFG in tracer() so don't do it here again.
7906 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
7907 cleanup_cfg here, either. And don't call renumber_insns.
7909 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
7910 and BB_HEAD are in the insn stream here. Instead make sure
7911 that BB_INSN is valid on all insns. Also, do check here that
7912 there are no pending branch predictions...
7913 (rtl_verify_flow_info): ...instead of doing it here. Checks
7914 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
7917 2007-01-26 Roger Sayle <roger@eyesopen.com>
7919 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
7920 function to simplify/factorize operand order canonicalization.
7921 (ix86_fixup_binary_operands): Reorganize using the above function.
7922 (ix86_binary_operator_ok): Likewise.
7924 2007-01-27 Jakub Jelinek <jakub@redhat.com>
7926 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
7927 file scope from optimize_attrs.
7928 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
7930 (optimize_attrs): Clear insn_code_values after freeing it.
7932 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7934 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
7935 a parts.base assignment.
7937 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7939 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
7940 (compute_subscript_distance, initialize_data_dependence_relation,
7941 finalize_ddr_dependent, analyze_ziv_subscript,
7942 analyze_siv_subscript_cst_affine,
7943 compute_overlap_steps_for_affine_univar,
7944 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7945 analyze_siv_subscript, analyze_miv_subscript,
7946 analyze_overlapping_iterations, subscript_dependence_tester_1,
7947 compute_self_dependence, free_dependence_relation): Work
7948 with affine_fn instead of chrecs.
7949 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
7950 common_affine_function, affine_function_base,
7951 affine_function_constant_p, affine_fn_op, affine_fn_plus,
7952 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
7953 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
7954 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
7955 (all_chrecs_equal_p): Removed.
7956 * tree-data-ref.h (affine_fn, conflict_function): New types.
7957 (struct subscript): Change type of conflicting_iterations_in_a
7958 and conflicting_iterations_in_b.
7960 2007-01-26 Steve Ellcey <sje@cup.hp.com>
7963 * config/pa/pa.h (TARGET_HPUX_11): New.
7964 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
7965 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
7967 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
7968 Richard Guenther <rguenther@suse.de>
7970 * tree-ssa-structalias.c (solve_graph): Handle case
7971 we merged the variable to another.
7973 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7975 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
7978 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
7979 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
7981 2007-01-25 DJ Delorie <dj@redhat.com>
7983 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
7984 allow changes to modes which don't fit in those registers.
7986 * reload1.c (choose_reload_regs): Check for invalid subregs before
7987 computing their locations, not after.
7989 2007-01-25 Geoffrey Keating <geoffk@apple.com>
7992 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
7993 save Altivec registers in an eh_return function.
7994 (compute_vrsave_mask): Likewise.
7995 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
7996 for saving Altivec registers.
7997 (rs6000_emit_prologue): Don't allocate stack twice in
7998 eh_return function. Correct expected value of altivec_save_offset
7999 when using save_world. Describe save of R0 to stack when using
8000 save_world. Describe stack pointer adjustment when using
8001 save_world. Remove duplicated eh_return parameter register saving.
8002 Update sp_offset variable after save_world.
8003 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
8005 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
8006 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
8009 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8011 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
8013 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8016 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
8017 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
8019 2007-01-25 Richard Guenther <rguenther@suse.de>
8021 * doc/invoke.texi (-Wcoverage-mismatch): Document.
8022 * common.opt (-Wcoverage-mismatch): New warning option.
8023 * coverage.c (get_coverage_counts): Ignore coverage mismatch
8024 if -Wcoverage-mismatch is given.
8026 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
8028 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
8029 (ipcp_driver): Change to static definition.
8030 Add dumping of the ifunctions.
8031 (constant_val_insert): Remove unused parameter. Support for SSA.
8032 (ipcp_propagate_const): Support for SSA.
8033 (ipcp_profile_bb_print): Print only analyzed nodes.
8034 (ipcp_replace_map_create): Remove support for Fortran constant
8036 * ipa-prop.c (ipa_method_modify_stmt,
8037 ipa_callsite_compute_param): Support for SSA.
8038 * ipa-prop.h (ipcp_driver): Remove declaration.
8039 (IS_VALID_TREE_MAP_INDEX): Add define.
8041 2007-01-24 Geoffrey Keating <geoffk@apple.com>
8043 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
8045 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8048 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
8049 constant argument to cabs and do it without checking for
8050 -funsafe-math-optimizations.
8052 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
8054 * c-common.h (RID_FIRST_CXX0X): New.
8055 (RID_LAST_CXX0X): New.
8056 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
8058 * c.opt (Wc++0x-compat): New.
8059 * doc/invoke.texi (-Wc++0x-compat): Document.
8061 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8063 * builtins.c (fold_builtin_carg): New.
8064 (fold_builtin_1): Use it.
8066 2007-01-24 Jan Hubicka <jh@suse.cz>
8068 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
8070 * ipa-inline.c (initial_insns, max_insns): Delete.
8071 (compute_max_insns): New function.
8072 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
8073 of insns as base for code growth.
8074 (cgraph_decide_inlining): Make initial_insns local; do not compute
8076 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
8077 * doc/invoke.texi (inline-unit-growth): Update docs.
8079 2007-01-24 Jakub Jelinek <jakub@redhat.com>
8081 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
8082 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
8083 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
8084 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
8085 for CPUs that have PTA_CX16 set.
8088 * gimplify.c (omp_check_private): New function.
8089 (gimplify_scan_omp_clauses): Use it for
8090 firstprivate/lastprivate/reduction.
8093 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
8094 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
8097 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
8098 If lower_lastprivate_clauses emits some statements, append them
8099 to dlist rather than body_p and to body_p append an initializer.
8100 (lower_omp_for): Adjust caller.
8102 2007-01-24 Steve Ellcey <sje@cup.hp.com>
8104 * target.h (globalize_decl_name): New.
8105 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8106 * output.h (default_globalize_decl_name): New.
8107 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
8109 (globalize_decl): Ditto.
8110 (default_globalize_decl_name): New.
8111 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
8112 (ia64_handle_version_id_attribute): New.
8113 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8114 (ia64_asm_output_external): Use globalize_decl_name instead
8116 * doc/extend.texi (version_id): New pragma.
8117 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
8119 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8121 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
8122 _uleb128_t and _Unwind_SWord with _sleb128_t.
8123 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
8124 uw_frame_state_for, uw_update_context_1): Likewise.
8125 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
8126 * unwind-pe.h (read_uleb128, read_sleb128,
8127 read_encoded_value_with_base): Likewise.
8128 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
8130 2007-01-24 Richard Guenther <rguenther@suse.de>
8132 * builtins.c (expand_builtin_cexpi): Get the fndecl
8133 for cexp in the correct way.
8135 2007-01-24 Jan Hubicka <jh@suse.cz>
8137 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
8139 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8141 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
8142 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
8143 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
8144 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
8145 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
8146 __SIZEOF_PTRDIFF_T__.
8147 * doc/cpp.texi: Documentation for the new builtin macros added.
8149 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
8151 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
8152 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
8153 instead of operands[2] to avoid access past the end of array.
8155 2007-01-24 Richard Sandiford <richard@codesourcery.com>
8157 * reload1.c (emit_reload_insns): Pass the reload register
8158 for a non-spill output reload through forget_old_reloads_1.
8160 2007-01-23 Joseph Myers <joseph@codesourcery.com>
8162 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8163 _SOFT_DOUBLE if doubles use software floating-point.
8164 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
8165 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8166 * config/rs6000/darwin-ldouble.c: Also compile functions for
8167 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
8168 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8169 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
8170 commented-out long double override.
8171 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
8172 * config/rs6000/eabispe.h: Likewise.
8173 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
8174 long double for non-SPE.
8175 (rs6000_handle_option): Likewise.
8176 (invalid_e500_subreg): Disallow more subregs involding DImode,
8177 DFmode, TImode or TFmode.
8178 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
8180 (legitimate_lo_sum_address_p): Also check for TFmode for E500
8182 (rs6000_legitimize_address): Also handle TFmode for E500 double.
8183 (rs6000_legitimize_reload_address): Also handle TFmode for E500
8185 (rs6000_legitimate_address): Also check for TFmode for E500
8187 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
8188 (spe_build_register_parallel): Handle TFmode and TCmode.
8189 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
8191 (function_arg): Handle TFmode and TCmode for E500 double.
8192 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
8194 (print_operand): Handle TFmode and TImode for %y.
8195 (rs6000_generate_compare): Handle TFmode comparisons for E500
8197 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
8198 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
8199 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
8200 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
8201 TFmode for E500 double.
8202 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
8203 (floatsidf2): Enable for E500 double.
8204 (movtf_softfloat): Use rs6000_nonimmediate_operand.
8205 (extenddftf2): Change to extenddftf2_fprs.
8206 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
8207 depending on TARGET_E500_DOUBLE.
8208 (extendsftf2): Enable for E500 double.
8209 (trunctfdf2): Enable for E500 double.
8210 (trunctfsf2): Change to trunctfsf2_fprs.
8211 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
8212 depending on TARGET_E500_DOUBLE.
8213 (floatsitf2): Enable for E500 double.
8214 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
8215 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
8216 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
8217 (negtf2): Change to negtf2_internal.
8218 (negtf2): New expander.
8219 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
8220 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
8221 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
8222 (movdi_internal32): Use rs6000_nonimmediate_operand.
8223 (unnamed splitter): Likewise.
8224 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
8225 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
8226 (SPE64TF, DITI): New mode macros.
8227 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
8230 (frob_<mode>_di_2): New.
8231 (frob_tf_di_8_2): New.
8232 (frob_di_df): Change to frob_di_<mode>; allow more modes.
8234 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
8236 (frob_ti_<mode>_8_2): New.
8237 (frob_ti_tf_2): New.
8238 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
8239 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
8241 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
8242 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
8243 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
8244 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
8245 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
8246 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
8249 2007-01-23 Ian Lance Taylor <iant@google.com>
8251 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
8253 (OBJS-archive): Reformat, alphabetize.
8254 (OBJS): Change out_object_file to OBJS-md.
8256 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
8258 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
8259 JUMP_P and CALL_P predicates where applicable.
8260 * config/i386/i386.c: Ditto.
8261 * config/i386/i386.md: Ditto.
8262 * config/i386/mmx.md: Ditto.
8263 * config/i386/predicates.md: Ditto.
8265 2007-01-22 Andreas Schwab <schwab@suse.de>
8267 * config/m68k/m68k.h: Fix comment.
8269 2007-01-22 Jan Hubicka <jh@suse.cz>
8271 * passes.c (init_optimization_passes): Do not rerun
8272 pass_early_warn_uninitialized.
8274 2007-01-22 Richard Guenther <rguenther@suse.de>
8276 PR tree-optimization/30038
8277 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
8279 (execute_cse_sincos_1): Likewise.
8280 (execute_cse_sincos): Likewise.
8281 (gate_cse_sincos): Likewise.
8282 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
8283 the cexpi() canonicalization of sincos().
8284 * tree-pass.h (pass_cse_sincos): Declare.
8285 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
8287 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8289 PR rtl-optimization/29329
8290 * combine.c (replaced_rhs_insn): Rename to i2mod.
8291 (replaced_rhs_value): Rename to i2mod_new_rhs.
8292 (i2mod_old_rhs): New global variable.
8293 (combine_instructions): Adjust for above change. Save a copy of
8294 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
8295 note are substituted in the second instruction.
8296 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
8297 ditch the note if it pertains to the second eliminated register
8298 and this register is mentioned in i2mod_old_rhs.
8301 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8303 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
8304 the insn to which the note was originally attached.
8306 2007-01-21 Jan Hubicka <jh@suse.cz>
8308 * ipa-inline.c (inlining_mode): Comment, move up.
8309 (cgraph_decide_inlining_incrementally): Do not perform inlining
8310 itself; fix handling of flattening of self recursive functions.
8311 (cgraph_find_cycles): Remove.
8312 (cgraph_flatten_node): Remove.
8313 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
8314 (try_inline): New function.
8315 (cgraph_early_inlining): Update call of
8316 cgraph_decide_inlining_incrementally. Apply inlining here.
8317 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
8319 2007-01-21 Dirk Mueller <dmueller@suse.de>
8322 * tree-vrp.c (check_array_bounds): do not warn
8323 about ADDR_EXPR's of ARRAY_REF's which are immediately
8324 used in binary expressions.
8326 2007-01-21 Ira Rosen <irar@il.ibm.com>
8328 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
8329 read_write_dep and macros for its access.
8330 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
8331 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
8332 argument, call vect_check_interleaving for every independent pair of
8333 data-refs. Mark loads that access the same memory location as a store
8335 (vect_check_dependences): Remove.
8336 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
8337 call, fix the call to vect_analyze_data_ref_dependence.
8338 (vect_analyze_data_ref_access): For statements that access the same
8339 data-ref, check that they are not stores; for loads, check that there
8340 is no store that access the same location.
8342 2007-01-20 Roger Sayle <roger@eyesopen.com>
8343 Joseph Myers <joseph@codesourcery.com>
8345 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
8346 (-fdump-rtl-stack): Likewise.
8347 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
8348 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
8349 (-mpt-fixed): Use @minus{} for minus sign.
8350 (Using Precompiled Headers): Fix under/overfull hbox.
8352 2007-01-20 Jan Hubicka <jh@suse.cz>
8354 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
8355 place within annotation.
8357 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8359 * pa.c (output_move_double): Change array size of xoperands to 4.
8361 2007-01-20 Jan Hubicka <jh@suse.cz>
8363 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
8366 2007-01-19 Ian Lance Taylor <iant@google.com>
8368 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
8369 constant to unsigned HOST_WIDE_INT before negating.
8371 2007-01-19 Ian Lance Taylor <iant@google.com>
8373 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
8375 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
8376 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8377 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
8378 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
8379 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8380 (realloc_vdef, realloc_vuse): Change second parameter to
8382 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
8384 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
8385 unsigned. Change x and lim locals to unsigned.
8386 (realloc_vdef, realloc_vuse): Change num_elem parameter to
8388 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
8389 (copy_virtual_operands): Change i and n locals to unsigned.
8391 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8394 * builtins.c (fold_builtin_1): Handle builtin fdim.
8396 2007-01-20 Jan Hubicka <jh@suse.cz>
8398 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
8399 * tree-ssa-structalias.c (compute_points_to_sets): Do call
8400 init_alias_heapvars.
8401 (init_alias_heapvars): Initialize only when not already initialized.
8402 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
8404 2007-01-19 Roger Sayle <roger@eyesopen.com>
8406 * common.opt (fsigned-zeros): New command line option.
8407 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
8408 of flag_unsafe_math_optimizations.
8409 * opts.c (set_fast_math_flags): The -ffast-math command line option
8410 implies -fno-signed-zeros.
8411 (fast_math_flags_set_p): Likewise.
8413 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
8414 the documentation of -ffast-math appropriately. Wrap long lines.
8416 2007-01-19 Steve Ellcey <sje@cup.hp.com>
8418 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
8419 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
8421 2007-01-19 Tomas Bily <tbily@suse.cz>
8423 * cgraphunit.c (cgraph_finalize_function): Updating of pid
8425 (tree_init_ic_make_global_vars): New function
8426 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
8427 (tree_gen_ic_profiler): New function
8428 (tree_gen_ic_func_profiler): New function
8429 (tree_profiling): Added calling of tree_gen_ic_func_profiler
8430 (tree_profile_hooks): Added hook for indirec/virtual calls
8431 * value-prof.c (tree_find_values_to_profile): New case for
8433 (tree_values_to_profile): Call for determining indirect/virtual
8435 (tree_indirect_call_to_profile): New function
8436 (tree_ic_transform): New function
8437 (tree_ic): New function
8438 (find_func_by_pid): New function
8439 (init_pid_map): New function
8440 (tree_value_profile_transformations): Added check for
8441 indirect/virtual call transformation
8442 * value-prof.h (enum hist_type): New counter type for
8443 indirect/virtual calls
8444 (profile_hooks): Added new hook for profiling indirect/virtual
8446 * profile.c (instrument_values): New case for indirect/virtual
8448 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
8449 (GCOV_COUNTER_V_INDIR): New counter type
8450 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
8451 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
8453 * cgraph.c: Definition of cgraph_max_pid
8454 (cgraph_create_node): Default init of pid attribute
8455 * cgraph.h: Declaration of cgraph_max_pid
8456 (struct cgraph_node): Added pid attribute
8457 * libgcov.c (__gcov_indirect_call_profiler): New function
8458 (__gcov_one_value_profiler_body): New function
8459 (__gcov_one_value_profiler): Body was moved to
8460 __gcov_one_value_profiler_body and calls it
8462 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
8464 * doc/gty.texi (Options): Document the mark_hook option to GTY.
8465 * gengtype.c (write_types_data, write_func_for_structure,
8466 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
8467 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
8468 (walk_type, write_func_for_structure): Generate the mark_hook if
8471 2007-01-19 Jan Hubicka <jh@suse.cz>
8473 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
8474 'early' argument take inlining mode argument specifying whether to
8475 inline for size/speeed or all functions; add support for flattening;
8477 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
8479 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8482 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
8483 the name of the declared identifier.
8485 2007-01-19 Dirk Mueller <dmueller@suse.de>
8487 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
8488 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
8489 duplicate evaluation.
8491 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8493 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
8494 Macroize expander using X87MODEF12 mode macro. Extend operand 1
8495 to XFMode, use acosxf2 and truncate result to requested mode.
8496 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8497 (asin<mode>2): Similarly, with asin expanders.
8498 (*fscalexf4_i387): Rename from *fscalexf4.
8499 (expNcorexf3): New expander.
8500 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
8501 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
8502 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
8503 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
8504 patterns for SSE math.
8505 (exp10<mode>2): Similarly, with exp10 expanders.
8506 (exp2<mode>2): Similarly, with exp2 expanders.
8507 (expm1<mode>2): Similarly, with expm1 expanders.
8508 (ldexp<mode>3): Similarly, with ldexp expanders.
8509 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
8510 Use gen_truncxf<mode>2_i387_noop to truncate result.
8512 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8514 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
8515 for ColdFire targets.
8517 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
8518 Richard Sandiford <richard@codesourcery.com>
8520 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
8521 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
8522 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
8523 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
8524 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8525 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8527 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8529 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
8530 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
8531 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
8532 (*adddi_dilshr32_cf): New pattern.
8533 (adddi3, subdi3): Remove first alternatives.
8535 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8537 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
8538 implemented using move.l, do not use its cc result for floating-point
8541 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8543 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
8544 from accepting 's' constraints if flag_pic.
8546 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8548 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
8549 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
8550 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
8551 condition from TARGET_68881 to TARGET_HARD_FLOAT.
8553 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
8555 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
8556 ColdFire alternatives.
8557 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
8558 * config/m68k/m68k.md (clzsi2): Define for ColdFire
8559 architectures that support ff1 instruction.
8561 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8562 Julian Brown <julian@codesourcery.com>
8564 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
8565 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
8566 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
8569 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8571 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
8573 (output_move_const_into_data_reg, output_move_simode_const): Delete.
8574 * config/m68k/m68k.c (const_method, const_int_cost): Take a
8575 HOST_WIDE_INT instead of an rtx.
8576 (m68k_rtx_costs): Update call accordingly.
8577 (output_move_const_into_data_reg): Likewise. Fix formatting.
8578 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
8580 (output_move_simode_const): Update calls after above changes.
8581 Rework to use automatic variables and predicates like MEM_P.
8582 * config/m68k/m68k.md (pushexthisi_const): Update call to
8585 2007-01-19 Dirk Mueller <dmueller@suse.de>
8587 * tree-ssa-alias.c (perform_var_substitution): Fix typo
8590 2007-01-19 Richard Guenther <rguenther@suse.de>
8592 * builtins.c (expand_builtin_cexpi): Fall back to expanding
8593 via cexp in case sincos is not available.
8595 2007-01-19 Richard Guenther <rguenther@suse.de>
8597 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
8598 * defaults.h (TARGET_HAS_SINCOS): Default to off.
8599 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
8600 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
8601 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
8602 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
8603 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
8604 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
8606 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8608 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
8610 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
8611 (atan2xf3): Directly generate RTL pattern.
8612 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
8613 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8614 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8615 disable patterns for SSE math.
8616 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
8617 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8618 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8619 disable patterns for SSE math.
8621 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
8623 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
8625 2007-01-18 Roger Sayle <roger@eyesopen.com>
8627 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
8628 VIEW_CONVERT_EXPR to the same type as it's operand.
8630 2007-01-18 David Edelsohn <edelsohn@gnu.org>
8632 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
8633 configured for long double 128.
8635 2007-01-18 Mike Stump <mrs@apple.com>
8637 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
8640 2007-01-18 Michael Meissner <michael.meissner@amd.com>
8642 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
8645 2007-01-18 Jan Hubicka <jh@suse.cz>
8647 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
8648 greater than NUM_VOP_FREE_BUCKETS.
8650 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
8652 * tree-ssa-structalias.c: Update comments.
8653 (ptabitmap_obstack): Removed.
8655 (oldpta_obstack): Ditto.
8656 (stats): Add a few members.
8657 (struct variable_info): Remove node, complex, address_taken, and
8658 indirect_target members. Add oldsolution member.
8659 (new_var_info): Do not initialize removed members.
8660 (constraint_expr_type): Remove INCLUDES.
8661 (constraint_graph): Add size, implicit_preds, rep,
8662 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
8663 (FIRST_REF_NODE): New macro.
8664 (LAST_REF_NODE): Ditto.
8665 (FIRST_ADDR_NODE): Ditto.
8666 (find): New function.
8668 (dump_constraint): Do not handle INCLUDES.
8669 (insert_into_complex): Do not insert duplicate constraints.
8670 (condense_varmap_nodes): Renamed and rewritten into ...
8671 (merge_node_constraints): This. Also fix bug in handling of
8672 offseted copy constraints.
8673 (clear_edges_for_node): No longer need to deal with preds at all,
8674 or removing associated preds/succs.
8675 (merge_graph_nodes): Deal with indirect_cycles.
8676 Don't deal with predecessors.
8677 (add_implicit_graph_edge): New function.
8678 (add_pred_graph_edge): Ditto.
8679 (add_graph_edge): Don't deal with predecessors.
8680 (build_constraint_graph): Removed.
8681 (build_pred_graph): New function.
8682 (build_succ_graph): Ditto.
8683 (struct scc_info): Removed in_component. Added roots, dfs, and
8684 node_mapping. Remove visited_index, unification_queue.
8685 (scc_visit): Deal with union-find we do now.
8686 Deal with cycles with REF nodes.
8687 (collapse_nodes): Renamed and rewritten to ...
8688 (unify_nodes): This.
8689 (process_unification_queue): Removed.
8690 (topo_visit): Cleanup
8691 (do_da_constraint): Use find.
8692 (do_sd_constraint): Ditto.
8693 (do_ds_constraint): Ditto.
8694 (do_complex_constraint): Ditto.
8695 (init_scc_info): Update for removed and added members.
8696 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
8697 (find_indirect_cycles): This.
8698 (equivalence_class): New variable.
8699 (label_visit): New function.
8700 (perform_variable_substitution): Rewritten.
8701 (free_var_substitution_info): New function.
8702 (find_equivalent_node): Ditto.
8703 (move_complex_constraints): Ditto.
8704 (eliminate_indirect_cycles): Ditto.
8705 (solve_graph): Only propagate changed bits.
8706 Use indirect cycle elimination.
8708 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
8709 (tree_id_eq): Renamed to ...
8710 (tree_vi_eq): This. Update for member change
8711 (insert_id_for_tree): Renamed and rewritten to ...
8712 (insert_vi_for_tree): This.
8713 (lookup_id_for_tree): Renamed and rewritten to ...
8714 (lookup_vi_for_tree): This.
8715 (get_id_for_tree): Renamed and rewritten to ...
8716 (get_vi_for_tree): Ditto.
8717 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
8718 (process_constraint): Don't handle INCLUDES.
8719 Remove special ADDRESSOF case.
8720 (find_func_aliases): Rewrite to use vi functions instead of id
8722 (create_function_info_for): Ditto.
8723 (create_variable_info_for): Ditto.
8724 (intra_create_variable_infos): Ditto.
8725 (merge_smts_into): Ditto.
8726 (find_what_p_points_to): Ditto.
8727 (init_base_vars): Ditto.
8728 (init_alias_vars): Ditto.
8729 (remove_preds_and_fake_succs): New function.
8730 (dump_sa_points_to_info): Dump new stats.
8731 (dump_solution_for_var): Use find.
8732 (set_used_smts): Fix formatting.
8733 (compute_points_to_sets): Updated for new functions.
8734 (ipa_pta_execute): Ditto.
8736 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8737 Richard Sandiford <richard@codesourcery.com>
8739 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
8741 * calls.c (expand_call): If the return value is a PARALLEL,
8742 extract its first member.
8743 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
8744 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8745 use FUNCTION_EXTRA_EPILOGUE.
8746 (m68k_function_value): Return a PARALLEL if the return value
8747 is of a pointer type.
8748 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
8749 (FUNCTION_EXTRA_EPILOGUE): Remove.
8750 * config/m68k/m68k.md (D0_REG): New constant.
8752 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8754 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8755 output a NOP for empty epilogues.
8757 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8759 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
8760 before function. Extend register save check to include all
8761 registers, not just integer ones.
8763 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8765 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
8766 (m68k_use_return_insn): ...this.
8767 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
8768 * config/m68k/m68k.c (use_return_insn): Rename to...
8769 (m68k_use_return_insn): ...this.
8770 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
8773 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8775 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
8776 nearest even, fix denormal rounding overflow.
8778 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8780 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
8781 f%$smove and f%$move.
8782 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
8783 (extendsfdf2_cf): Use fdmove instead of f%&move.
8784 (truncdfsf2_cf): Use fsmove instead of f%$smove.
8785 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
8787 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8789 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
8792 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8794 * real.h (real_format): Add a canonical_nan_lsbs_set field.
8795 (coldfire_single_format): Declare.
8796 (coldfire_double_format): Likewise.
8797 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
8798 of qnan_msb_set to determine the lower bits of a canonical
8800 (encode_ieee_double): Likewise.
8801 (encode_ieee_quad): Likewise.
8802 (ieee_single_format): Initialize canonical_nan_lsbs_set.
8803 (mips_single_format): Likewise.
8804 (ieee_double_format): Likewise.
8805 (mips_double_format): Likewise.
8806 (ieee_extended_motorola_format): Likewise.
8807 (ieee_extended_intel_96_format): Likewise.
8808 (ieee_extended_intel_128_format): Likewise.
8809 (ieee_extended_intel_96_round_53_format): Likewise.
8810 (ibm_extended_format): Likewise.
8811 (mips_extended_format): Likewise.
8812 (ieee_quad_format): Likewise.
8813 (mips_quad_format): Likewise.
8814 (vax_f_format): Likewise.
8815 (vax_d_format): Likewise.
8816 (vax_g_format): Likewise.
8817 (i370_single_format): Likewise.
8818 (i370_double_format): Likewise.
8819 (decimal_single_format): Likewise.
8820 (decimal_double_format): Likewise.
8821 (decimal_quad_format): Likewise.
8822 (c4x_single_format): Likewise.
8823 (c4x_extended_format): Likewise.
8824 (real_internal_format): Likewise.
8825 (coldfire_single_format): New real_format.
8826 (coldfire_double_format): Likewise.
8827 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
8828 canonical_nan_lsbs_set.
8829 (pdp11_d_format): Likewise.
8830 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
8831 if TARGET_COLDFIRE_CPU.
8833 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8835 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
8836 (output_call, m68k_legitimize_call_address): Declare.
8837 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
8838 parenthesees. Add support for a 'W' constraint.
8839 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
8840 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
8841 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
8842 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
8844 (override_options): Initialize them. Do not set flag_no_function_cse
8845 for TARGET_ID_SHARED_LIBRARY.
8846 (m68k_output_pic_call): Delete.
8847 (m68k_legitimize_call_address): New function.
8848 (print_operand): Remove the %o prefix. Handle the %p prefix.
8849 (output_call): New function.
8850 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
8851 target address from the GOT if symbolic jumps are not allowed.
8852 * config/m68k/m68k.md (call, general_operand): Do not set
8853 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
8854 Merge separate flag_pic and !flag_pic define_insns into...
8855 (*call, *call_value): ...these new patterns. Match the address
8856 rather than the containing MEM and require it to be a call_operand.
8857 Use output_call to generate the asm template.
8858 * config/m68k/predicates.md (const_call_operand): New predicate.
8859 (call_operand): Likewise.
8861 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8863 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
8864 (STACK_GROWS_DOWNWARD): Define to 1.
8865 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
8866 comments, emphasizing that these values are only defaults.
8867 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
8868 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
8870 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8872 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
8874 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8875 Richard Sandiford <richard@codesourcery.com>
8877 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
8878 (FP_REGNO_P): New macros.
8879 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
8880 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
8881 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
8882 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
8884 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8886 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8887 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
8889 * config/m68k/t-floatlib: New file, extracting common code from...
8890 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
8891 * config/m68k/t-uclinux: Here.
8892 * config/m68k/fpgnulib.c: Do not compile extendeed precision
8893 routines on ColdFire targets.
8895 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8897 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8898 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
8899 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
8900 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
8901 explicitly set MOTOROLA to 1.
8902 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
8904 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8905 Nathan Sidwell <nathan@codesourcery.com>
8907 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
8908 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
8909 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
8910 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
8911 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
8912 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
8913 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
8914 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
8915 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
8916 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8917 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
8918 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
8919 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
8920 (DBX_REGISTER_NUMBER): Delete.
8921 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
8922 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8923 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
8925 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8927 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
8928 * config/flat.h: New file.
8929 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
8931 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
8932 indirect references for -msep-data or -mid-shared-library.
8933 Do not use PC-relative code addresses either.
8934 * config/m68k/m68k.c (override_options): Restrict -fPIC error
8936 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
8937 for shared libraries and crt1.o for executables. Use crti.o and
8939 (ENDFILE_SPEC): Use crtend.o and crtn.o.
8940 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
8941 Do not add -elf2flt or -shared-lib-id options here.
8942 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
8943 Pass -shared-lib-id if -mid-shared-library, taking the library
8944 identifier from -mshared-library-id if given, otherwise
8946 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
8947 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
8948 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
8949 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
8950 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
8951 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
8953 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
8954 jump sequence for ISA A and ISA A+.
8955 (PICJUMP): Likewise.
8957 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8959 * config.gcc (m68k-*-uclinux*): Base the port on the common
8960 and m68k GNU/Linux files rather than on the generic ELF ones.
8961 * config/m68k/uclinux.h (TARGET_VERSION): Override.
8962 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8964 2007-01-18 Julian Brown <julian@codesourcery.com>
8965 Richard Sandiford <richard@codesourcery.com>
8967 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
8968 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8969 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
8971 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
8973 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8975 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8977 * doc/install.texi: Document m68k-uclinuxoldabi.
8978 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
8979 * config/m68k/uclinux-oldabi.h: New file, copied from
8980 config/m68k/uclinux.h.
8982 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
8984 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
8985 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
8986 (m32r_compute_frame_size): Use unsigned for regno.
8987 (m32r_reload_lr): Use gen_frame_mem.
8989 (m32r_output_function_epilogue): Don't output the function epilogue
8991 (m32r_expand_epilogue): New.
8992 (direct_return): Return false if the function has the interrupt
8994 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
8995 * config/m32r/m32r.md (epilogue): New expander.
8996 (return_lr, return_rte): New insns.
8997 (return): Make it expander.
8998 (return_normal): New expander.
9000 2007-01-18 Josh Conner <jconner@apple.com>
9003 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
9004 support for UNLE, UNLT, UNGE, and UNGT.
9006 2007-01-18 Jan Hubicka <jh@suse.cz>
9008 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
9009 * tree-tailcall (add_virtual_phis): Likewise.
9010 (optimize_tail_call): Return TODOs.
9011 (execute_tail_calls): Return TODOs.
9012 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
9013 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
9015 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9016 Cleanup cfg using TODO.
9017 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
9018 * passes.c (execute_function_todo): When cleanup did something, remove
9020 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
9021 (make_edges): Don't cleanup_cfg.
9023 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
9025 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
9026 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
9027 operate on the top of stack.
9028 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
9029 register handling of instructions that output to the second
9031 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
9032 (move_for_stack_reg): Special-case check for dead destination
9033 stack slot for constant load of 1.0 inside UNSPEC_TAN.
9035 * config/i386/i386.md (UNSPEC_TAN): New constant.
9036 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
9037 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
9038 to correctly model move of constant 1.0 to top stack slot.
9039 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
9040 (unnamed peephole2 pattern): Remove corresponding peephole2
9041 pattern that optimizes tan insn and loading of constant 1.0.
9042 (tanxf2): Use fptanxf4_i387.
9043 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
9044 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
9045 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9046 disable patterns for SSE math.
9047 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
9048 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
9050 2007-01-18 Dirk Mueller <dmueller@suse.de>
9051 Richard Guenther <rguenther@suse.de>
9054 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
9055 * common.opt (Warray-bounds): Add new warning option.
9056 * c-opts.c (c_common_handle_option): Define -Warray-bounds
9058 * Makefile.in: make tree-vrp.o depend on toplev.h
9059 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
9061 (check_array_refs, check_array_bounds, check_array_ref): New.
9063 2007-01-18 Jan Hubicka <jh@suse.cz>
9065 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
9066 (execute_ssa_ccp): Return flags conditionally.
9067 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
9069 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
9071 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
9073 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
9074 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
9076 * Makefile.c (GTFILES): Add cfglayout.h.
9077 * gengtype.c (open_base_files): Likewise.
9078 * cfglayout.c (cfg_layout_function_footer,
9079 cfg_layout_function_header) Reindent to make gengtype happy.
9080 * cfglayout.h (cfg_layout_function_footer,
9081 cfg_layout_function_header): Add GTY(()) marker.
9083 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
9085 2007-01-18 Ben Elliston <bje@au.ibm.com>
9087 * genautomata.c (write_automata): Include xstrerror output in the
9088 error message if writing the DFA description file fails.
9090 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
9092 * config/mips/mips-protos.h (mips_output_external): Make it
9094 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
9095 * config/mips/mips.c (irix_output_external_libcall): Likewise.
9096 (extern_list): Likewise.
9097 (extern_head): Likewise.
9098 (TARGET_ASM_FILE_END): Likewise.
9099 (mips_file_end): Likewise.
9100 (mips_output_external): Rewritten.
9102 2007-01-18 Ben Elliston <bje@au.ibm.com>
9104 * genpreds.c (write_insn_preds_c): Only write out the function
9105 body for regclass_for_constraint if we have register constraints.
9107 2007-01-17 Tom Tromey <tromey@redhat.com>
9109 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
9110 * doc/install.texi (Testing): Use sourceware.org.
9111 (Binaries): Likewise.
9112 (Specific): Likewise.
9113 * doc/contrib.texi (Contributors): Use sourceware.org.
9115 2007-01-17 Anatoly Sokolov <aesok@post.ru>
9117 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
9118 (AVR_ENHANCED): Rename to ...
9119 (AVR_HAVE_MUL): ... new.
9120 (avr_enhanced_p): Rename to ...
9121 (avr_have_mul_p): ... new.
9122 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
9123 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
9124 * config/avr/avr.c (avr_enhanced_p): Rename to ...
9125 (avr_have_mul_p): ... new.
9126 (base_arch_s): Rename 'enhanced' to 'have_mul'.
9127 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
9128 'avr_enhanced_p' and 'enhanced'.
9129 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
9130 AVR_HAVE_MUL instead of AVR_ENHANCED.
9131 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9132 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
9133 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
9134 instead of AVR_ENHANCED.
9135 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9136 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
9137 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
9139 2007-01-17 Ian Lance Taylor <iant@google.com>
9141 * vec.h (VEC_reserve_exact): Define.
9142 (vec_gc_p_reserve_exact): Declare.
9143 (vec_gc_o_reserve_exact): Declare.
9144 (vec_heap_p_reserve_exact): Declare.
9145 (vec_heap_o_reserve_exact): Declare.
9146 (VEC_OP (T,A,reserve_exact)): New static inline function, three
9148 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
9150 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
9151 (VEC_OP (T,A,copy)) [all versions]: Likewise.
9152 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
9153 * vec.c (calculate_allocation): Add exact parameter. Change all
9155 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
9156 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
9157 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
9158 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
9159 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
9160 (vec_heap_p_reserve_exact): New function.
9161 (vec_heap_o_reserve_exact): New function.
9163 2007-01-17 Jan Hubicka <jh@suse.cz>
9165 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
9167 2007-01-17 Eric Christopher <echristo@apple.com>
9169 * config.gcc: Support core2 processor.
9171 2007-01-16 Jan Hubicka <jh@suse.cz>
9173 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
9174 the names, just unlink the chain so we don't crash on dangling pointers
9177 2007-01-16 Jan Hubicka <jh@suse.cz>
9179 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
9180 * tree-pass.h: Reorder to make IPA passes appear toegher.
9181 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
9182 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
9183 parameters, do not call early inliner.
9184 * ipa-inline.c: Update comments. Include tree-flow.h
9185 (cgraph_decide_inlining): Do not compute inlining parameters.
9186 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
9187 be called with function context set up.
9188 (pass_ipa_inline): Remove unreachable functions before pass.
9189 (cgraph_early_inlining): Simplify assuming to be called from the
9191 (pass_early_inline): New pass.
9192 (cgraph_gate_ipa_early_inlining): New gate.
9193 (pass_ipa_early_inline): Turn into simple wrapper.
9194 (compute_inline_parameters): New function.
9195 (gate_inline_passes): New gate.
9196 (pass_inline_parameters): New pass.
9197 (apply_inline): Move here from tree-optimize.c
9198 (pass_apply_inline): New pass.
9199 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
9201 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
9203 (tree_function_versioning): Do not allocate dummy struct function.
9204 * tree-inline.h (optimize_inline_calls): Update prototype.
9205 * tree-optimize.c (execute_fixup_cfg): Export.
9206 (pass_fixup_cfg): Remove
9207 (tree_rest_of_compilation): Do not apply inlines.
9208 * tree-flow.h (execute_fixup_cfg): Declare.
9209 * Makefile.in (gt-passes.c): New.
9210 * passes.c: Include gt-passes.h
9211 (init_optimization_passes): New passes.
9212 (nnodes, order): New static vars.
9213 (do_per_function_toporder): New function.
9214 (execute_one_pass): Dump current pass here.
9215 (execute_ipa_pass_list): Don't dump current pass here.
9217 2007-01-16 Janis Johnson <janis187@us.ibm.com>
9219 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
9220 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
9222 2007-01-16 David Edelsohn <edelsohn@gnu.org>
9224 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
9225 (strong_alias): Define.
9226 (__gcc_qmul): Provide non-FMA for soft-float.
9232 (__gcc_qunord): New.
9242 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
9243 soft-float functions.
9244 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
9245 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
9246 about long double soft float.
9248 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
9249 Tehila Meyzels <tehila@il.ibm.com>
9251 * tree-vectorizer.h (is_pattern_stmt_p): New.
9252 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
9253 formatting (tabs instead of spaces). Cleanup and clarify setting
9254 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
9255 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
9256 (vectorizable_type_demotion): Check that types are integral.
9257 (vectorizable_type_promotion): Likewise.
9258 (vectorizable_store): Fix typo. Eliminate new-line at end of
9261 2007-01-16 Jan Hubicka <jh@suse.cz>
9263 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
9266 2007-01-15 Eric Christopher <echristo@apple.com>
9268 * ifcvt.c: Include vec.h, vecprim.h.
9269 (check_cond_move_block): New argument regs.
9270 Reorganize. Add registers used to regs.
9271 (cond_move_process_if_block): Use regs set above as
9274 2007-01-15 Eric Christopher <echristo@apple.com>
9276 * config/darwin.h: Update copyright.
9277 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
9278 (LINK_COMMAND_SPEC): Add -u.
9279 (LINK_SPEC): Fix umbrella for above.
9281 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
9283 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
9286 2007-01-15 Tom Tromey <tromey@redhat.com>
9288 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
9289 * doc/install.texi (Testing): Don't mention jacks.
9290 (Configuration): Document --enable-java-maintainer-mode. Move
9291 --with-java-home to libgcj-specific section. Document
9293 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
9295 2007-01-15 Jan Hubicka <jh@suse.cz>
9297 * tree-ssa-dce.c (DCE_TODOs): New.
9298 (propagate_necessity): Return if something changed.
9299 (eliminate_unnecessary_stmts): Likewise.
9300 (perform_tree_ssa_dce): Return TODO flags when needed.
9301 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
9303 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
9305 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
9306 (fyl2x_extend<mode>xf3_i387): New insn pattern.
9307 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
9308 patterns using X87MODEF12 mode macro. Extend operand 1
9309 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
9310 (log10<mode>2): Ditto.
9311 (log2<mode>2): Ditto.
9312 (log1p<mode>2): Ditto.
9313 (logb<mode>2): Ditto.
9314 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
9315 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
9316 (*fxtractxf3_i387): Rename from *fxtractxf3.
9317 (fxtract_extend<mode>xf3_i387): New insn pattern.
9318 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
9319 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
9320 and gen_fyl2xxf3_i387().
9322 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
9324 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
9325 * cfgloopmanip.c (fix_loop_placement): Made static. Use
9326 get_loop_exit_edges. Changed return type to bool.
9327 * cfgloop.h (fix_loop_placement): Declaration removed.
9329 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
9331 * param.h (MIN_VECT_LOOP_BOUND): New.
9332 * params.def (MIN_VECT_LOOP_BOUND): New.
9333 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
9334 argument - minimum threshold for number of iterations.
9335 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
9336 argument to declaration.
9337 * tree-vect-analyze.c (vect_analyze_operations): Check value of
9338 MIN_VECT_LOOP_BOUND.
9339 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
9340 slpeel_tree_peel_loop_to_edge with additional argument.
9341 (vect_do_peeling_for_alignment): Likewise.
9342 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
9344 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
9347 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
9350 2007-01-14 Jan Hubicka <jh@suse.cz>
9352 * tree-dfa.c (remove_referenced_var): New function.
9353 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
9354 prune referenced vars list too.
9355 * tree-flow.h (remove_referenced_var): Declare.
9357 2007-01-14 Jan Hubicka <jh@suse.cz>
9359 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
9361 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
9362 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
9363 * except.h (verify_eh_throw_table_statements): Kill prototype.
9364 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
9365 into call exrepssions.
9366 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
9368 * tree-cfg.c: Include pointer-set.h.
9369 (verify_node_sharing): Work on pointer set.
9370 (verify_eh_throw_stmt_node): New.
9371 (verify_stmts): Use pointers sets, verify throw_stmt.
9373 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
9375 * ipa-reference.c (analyze_function): Consider also addresses taken
9378 2007-01-12 Roger Sayle <roger@eyesopen.com>
9380 * c-typeck.c (null_pointer_constant_p): Replace use of
9381 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9382 (build_c_cast): Likewise.
9384 2007-01-12 Roger Sayle <roger@eyesopen.com>
9386 * tree.h (force_fit_type_double): Remove unused final argument.
9387 * c-common.c (constant_expression_warning): Replace use of
9388 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9389 (convert_and_check): Likewise.
9390 (shorten_compare): Update call to force_fit_type_double.
9391 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
9392 * convert.c (convert_to_pointer): Update call to
9393 force_fit_type_double.
9394 * fold-const.c (force_fit_type_double): Remove overflowed_const
9396 (int_const_binop, fold_convert_const_int_from_int,
9397 fold_convert_const_int_from_real, fold_div_compare,
9398 fold_sign_changed_comparison, fold_unary, fold_negate_const,
9399 fold_abs_const, fold_not_const): Remove the final argument from
9400 calls to force_fit_type_double.
9402 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9404 * configure.ac: Set insn to "nop" for spu-*-* also.
9405 * configure: Regenerate.
9407 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
9409 * builtins.def : Add BUILT_IN_FREE.
9411 2007-01-12 Jan Hubicka <jh@suse.cz>
9413 PR tree-optimization/30443
9414 * tree-inline.c (tree_function_versioning): Do not optimize when
9415 cloning for inlining.
9417 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
9419 * doc/loop.texi: Document recording of loop exits.
9420 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
9421 (update_single_exits_after_duplication,
9422 update_single_exit_for_duplicated_loop,
9423 update_single_exit_for_duplicated_loops): Removed.
9424 (duplicate_loop_to_header_edge): Do not call
9425 update_single_exits_after_duplication and
9426 update_single_exit_for_duplicated_loops.
9427 (loop_version): Do not update single_exit information.
9428 (fix_loop_structure): Use record_loop_exits instead of
9429 mark_single_exit_loops.
9430 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
9431 the lists of loop exits.
9432 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
9433 split_edge, merge_blocks): Update the lists of loop exits.
9434 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
9435 loop_optimizer_init.
9436 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
9437 of mark_single_exit_loops.
9438 (loop_optimizer_finalize): Call release_recorded_exits.
9439 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
9440 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
9441 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
9442 update single exit information.
9443 * lambda-code.c (perfect_nestify): Ditto.
9444 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
9445 (mark_single_exit_loops): Removed.
9446 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
9447 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
9448 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
9450 (get_loop_exit_edges, single_exit): Use recorded exit lists.
9451 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
9452 (verify_loop_structure): Verify consistency of the exit lists.
9453 (flow_loops_find): Use alloc_loop. Initialize exits hash.
9454 (set_single_exit): Removed.
9455 * cfgloop.h (struct loop_exit): New function.
9456 (struct loop): single_exit_ field replaced by exits field.
9457 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
9458 (struct loops): Added exits hash.
9459 (mark_single_exit_loops, set_single_exit): Declaration removed.
9460 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
9462 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9464 * doc/invoke.texi: Avoid use of @headitem.
9466 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9468 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
9470 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9472 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
9475 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9476 Richard Sandiford <richard@codesourcery.com>
9478 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
9479 * config/m68k/m68k.opt: Resort options.
9480 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
9482 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9483 Richard Sandiford <richard@codesourcery.com>
9485 * doc/invoke.texi: Document the macros that are defined by
9486 m68k's -mtune and -mhard-float options.
9487 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
9488 (m68k_cpp_cpu_family): Likewise.
9489 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
9490 of __ucfv*__ macros. Define __mcffpu__ if generating code for
9491 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
9492 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
9493 (m68k_cpp_cpu_family): Likewise.
9495 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9497 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
9498 macros besides mc68000 as tuning macros. Use a switch statement
9499 to set them and mcpu32.
9501 2007-01-12 Julian Brown <julian@codesourcery.com>
9503 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
9504 (TARGET_68040_ONLY): Rename to...
9505 (TARGET_68040): ...this.
9506 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
9507 * config/m68k/m68k.md: Likewise.
9509 2007-01-12 Julian Brown <julian@codesourcery.com>
9510 Nathan Sidwell <nathan@codesourcery.com>
9511 Richard Sandiford <richard@codesourcery.com>
9513 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
9514 the -mcpu= argument associated with the --with-cpu setting.
9515 Define M68K_DEFAULT_TUNE to the default -mtune= option,
9516 if different from the one implied by the -mcpu setting.
9517 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
9518 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
9519 * doc/invoke.texi: Mention ColdFire in the introduction to the
9520 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
9521 -mno-div and -mhard-float options. Make -m68881 a synonym for
9522 -mhard-float. Document the previously-undocumented -m5206e,
9523 -m528x, -m5307 and -m5407 options. Tweak the existing option
9524 documentation for consistency.
9525 * doc/install.texi: Mention new --with-cpu arguments.
9526 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
9527 default CPU if neither -mcpu nor -march are specified.
9528 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
9529 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
9530 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
9531 using m68k_tune to decide between families that implement the
9532 same ISA. Use m68k_tune to set __mcfv4e__.
9533 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
9534 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
9535 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
9536 (FL_ISA_C, FL_ISA_MMU): New macros.
9537 (MASK_COLDFIRE): Delete.
9538 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
9539 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
9540 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
9541 (TARGET_HARD_FLOAT): Do not define here.
9542 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
9543 (TUNE_68000): New macro.
9544 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
9545 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
9546 (TUNE_CFV2): Redefine in terms of m68k_tune.
9547 (uarch_type, target_device, fpu_type): New enums.
9548 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
9549 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
9550 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
9551 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
9552 (FL_FOR_isa_c): New macros.
9553 (m68k_isa): New enum.
9554 (m68k_target_selection): New structure.
9555 (all_devices, all_isas, all_microarchs): New tables.
9556 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
9557 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
9558 (MASK_ALL_CPU_BITS): Delete.
9559 (m68k_find_selection): New function.
9560 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
9561 Map the legacy target options to a combination of the new ones.
9562 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
9563 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
9564 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
9566 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
9567 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
9569 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
9570 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
9571 * config/m68k/m68k-devices.def: New file.
9573 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9574 Nathan Sidwell <nathan@codesourcery.com>
9576 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
9577 (SUBTARGET_EXTRA_SPECS): New macros.
9578 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
9579 use %(asm_cpu_spec) instead.
9580 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
9581 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
9582 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
9583 (EXTRA_SPECS): Rename to...
9584 (SUBTARGET_EXTRA_SPECS): ...this.
9586 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9587 Richard Sandiford <richard@codesourcery.com>
9588 Julian Brown <julian@codesourcery.com>
9590 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9591 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
9592 to the configuration's default CPU.
9593 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
9594 Remove default masks.
9595 (m680[012]0-*-*): Set the default with_cpu to the first part of
9597 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
9598 (m68k*-*-linux): Extend the --with-cpu handling to...
9599 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
9600 and m68010. Don't set target_cpu_default2.
9601 * doc/install.texi: Document --with-cpu for m68k.
9602 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
9603 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
9604 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
9605 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
9606 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
9607 (ASM_SPEC): Remove use of %(asm_cpu_default).
9608 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
9609 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
9610 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
9611 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
9612 __HAVE_FPU__ if TARGET_HARD_FLOAT.
9613 (TARGET_DEFAULT): Delete.
9614 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
9615 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
9616 (CPP_CPU_SPEC): Delete.
9617 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
9618 the appropriate string.
9619 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
9620 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
9621 (ASM_SPEC): Don't use %(asm_default_spec).
9622 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
9623 TARGET_DEFAULT and add MASK_68881.
9624 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
9626 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9628 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
9629 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
9630 MASK_68010 alongside MASK_68020.
9631 * doc/invoke.texi: Document -m68010.
9632 * config/m68k/m68k.opt (m68010): New.
9633 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
9635 (TUNE_68010): New macro.
9636 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
9637 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
9638 (M68K_CPU_m68332): Add MASK_68010.
9639 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
9640 fallback definition.
9641 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
9643 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
9644 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
9645 to all entries that use MASK_68020.
9646 (output_move_simode_const, output_move_himode, output_move_qimode)
9647 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
9648 instead of TARGET_68020 to select clr behavior. Remove comment
9649 about there being no TARGET_68010.
9650 * config/m68k/m68k.md: Likewise throughout.
9652 2007-01-12 Julian Brown <julian@codesourcery.com>
9654 * config/m68k/m68k.h (TARGET_ISAB): New macro.
9655 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
9656 * config/m68k/m68k.md: Likewise.
9658 2007-01-12 Julian Brown <julian@codesourcery.com>
9660 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
9661 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
9663 2007-01-12 Julian Brown <julian@codesourcery.com>
9665 * config/m68k/m68k.h (TUNE_68040_60): New macro.
9666 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
9667 * config/m68k/m68k.md: Likewise.
9669 2007-01-12 Julian Brown <julian@codesourcery.com>
9670 Richard Sandiford <richard@codesourcery.com>
9672 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
9673 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
9674 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
9676 (TARGET_CPU32): Rename to...
9677 (TUNE_CPU32): ...this.
9678 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
9679 (TUNE_CFV2): New macros.
9680 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
9681 remove conditions that are implied by TARGET_68020.
9682 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
9683 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
9684 (m68k_output_function_epilogue): Likewise.
9685 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
9686 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
9687 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
9688 non-68000 timings. Refactor multiplication and division costs.
9689 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
9690 TUNE_CPU32 instead of TARGET_CPU32.
9691 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
9692 and TUNE_68060 instead of TARGET_68060.
9693 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
9694 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
9696 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
9697 && !TARGET_COLDFIRE" to choose between moveq and clr.
9698 Likewise in the unnamed movsf pattern.
9699 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
9700 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
9703 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9705 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
9706 of tabbing before backslashes.
9708 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9710 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
9711 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
9712 (ASM_OUTPUT_INTERNAL_LABEL): Define.
9714 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9716 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
9717 find_interesting_uses_cond.
9718 (find_interesting_uses_cond): Use extract_cond_operands.
9719 (rewrite_use_compare): Use extract_cond_operands and
9720 force_gimple_operand_bsi. Do not call update_stmt.
9721 (determine_use_iv_cost_condition): Use extract_cond_operands.
9722 Return cheaper of using original bound and changing the exit bound.
9724 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9726 PR tree-optimization/29516
9727 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
9728 most_expensive_mult_to_index, addr_to_parts,
9729 create_mem_ref, maybe_fold_tmr): Make the type of
9730 fields of TARGET_MEM_REF sizetype.
9731 (move_fixed_address_to_symbol, move_pointer_to_base):
9733 * tree.def (TARGET_MEM_REF): Add comment on types of
9736 2007-01-11 Joseph Myers <joseph@codesourcery.com>
9738 * c-common.c (vector_types_convertible_p): Treat opaque types as
9739 always convertible if they have the same size, but not otherwise.
9741 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
9743 * ifcvt.c (struct noce_if_info): Add comments to the fields.
9744 Remove the b_unconditional field.
9745 (noce_try_sign_mask): Do not look at b_unconditional.
9746 (noce_process_if_block): Do not use merge_if_blocks. Update
9747 the CFG here. Do not set b_unconditional.
9748 (cond_move_process_if_block): Likewise.
9749 (find_cond_trap): Likewise.
9750 (check_cond_move_block): Require simple jump insns at the end
9753 2007-01-11 Jan Hubicka <jh@suse.cz>
9755 PR tree-optimization/1046
9756 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
9757 when alias info is not ready.
9758 (pass_tail_recursion): Do not require aliasing.
9759 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
9760 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
9761 * tree-ssa-copy.c (pass_copy_prop): Likewise.
9762 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
9763 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
9764 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
9765 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
9767 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
9768 When aliasing is not build, mark statement as volatile.
9770 2007-01-11 Tom Tromey <tromey@redhat.com>
9772 PR preprocessor/15185, PR preprocessor/20989:
9773 * doc/cppopts.texi <-MT>: Update description of algorithm for
9774 computing default target.
9775 <-M, -MD>: Reword "basename" text.
9777 2007-01-11 Roger Sayle <roger@eyesopen.com>
9779 * builtins.c (expand_builtin_pow, expand_builtin_powi,
9780 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
9781 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9782 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
9783 fold_builtin_bswap, real_constp, fold_builtin_pow,
9784 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
9785 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
9786 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9787 * convert.c (convert_to_pointer): Likewise.
9788 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9789 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
9790 const_binop, fold_convert_const_int_from_int,
9791 fold_convert_const_int_from_real,
9792 fold_convert_const_real_from_real, sign_bit_p,
9793 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
9794 fold_sign_changed_comparison, fold_unary, fold_comparison,
9795 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
9796 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
9797 * print-tree.c (print_node_brief, print_node): Likewise.
9798 * stor-layout.c (place_field, layout_type): Likewise.
9799 * tree-chrec.c (keep_cast): Likewise.
9800 * tree.c (build_vector, build_real, build_real_from_int_cst,
9801 build_complex): Likewise.
9803 2007-01-11 Roger Sayle <roger@eyesopen.com>
9805 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
9806 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
9808 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
9810 * configure.ac (strict1_warn): Rename to strict_warn.
9811 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
9812 cc_set_by_configure, quoted_cc_set_by_configure,
9813 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
9814 all_boot_languages, all_stagestuff): Remove.
9815 (target_list): Remove bootstrap targets.
9816 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
9817 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
9818 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
9819 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
9820 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
9821 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
9822 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
9823 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
9824 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
9825 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
9826 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
9827 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
9828 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
9829 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
9830 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
9831 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
9832 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
9833 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
9834 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
9835 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
9836 (mostlyclean): Adjust.
9837 (clean, distclean): Don't mention bootstrap stuff.
9838 * configure: Regenerate.
9839 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
9840 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
9841 treelang/config-lang.in (stagestuff): Remove.
9842 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
9843 stageprofile, stagefeedback, stagestuff): Remove mention.
9845 2007-01-11 Nick Clifton <nickc@redhat.com>
9847 * config/mcore/predicates.md (mcore_general_movesrc_operand):
9849 (mcore_general_movdst_operand): Do not accept CONST_INTs.
9850 (mcore_arith_K_S_operand): Run the test for the S constraint not
9851 the test for the M constraint.
9852 (mcore_addsub_operand): Do not accept integer values that are
9853 larger than 32 bits.
9854 * config/mcore/mcore.md: Remove unused constraints from split.
9855 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
9857 (allocate_stack): Likewise.
9858 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
9859 operands to 32 bits.
9860 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
9862 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
9863 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
9864 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
9865 mcore_output_bclri, mcore_output_andn, output_inline_const,
9866 mcore_output_move, mcore_output_movedouble): Likewise.
9867 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
9868 (output_inline_const): Likewise.
9869 (output_inline_const): Fix format strings used in sprintf
9871 * config/mcore/mcore-protos.h: Update prototypes for changed
9872 functions in mcore.c.
9873 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
9874 HOST_WIDE_INT and not int.
9875 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
9876 CONST_OK_FOR_N): Likewise.
9877 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
9878 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
9881 2007-01-10 Jan Hubicka <jh@suse.cz>
9883 * tree-vrp.c (remove_range_assertions): Release defs.
9884 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
9885 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
9887 2007-01-10 Paul Brook <paul@codesourcery.com>
9889 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
9890 * config/arm/arm.md (mulsi3subsi): New insn.
9892 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
9894 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
9895 (tree_transform_and_unroll_loop): New.
9896 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
9899 2007-01-10 Robert Kennedy <jimbob@google.com>
9901 * fold-const.c (fold_comparison): Fold comparisons like (x *
9902 1000 < 0) to (x < 0).
9904 2007-01-10 Ian Lance Taylor <iant@google.com>
9906 * tree-pretty-print.c (dump_generic_node): Print parentheses when
9907 operands have the same priority.
9909 2007-01-10 Tom Tromey <tromey@redhat.com>
9911 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
9912 (fold_binary): Likewise.
9913 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
9914 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
9915 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
9916 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
9917 * langhooks.h (struct lang_hooks): Removed field
9918 'can_use_bit_fields_p'.
9920 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
9922 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
9924 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
9926 * function.c (get_last_funcdef_no): New function.
9927 * function.h (get_last_funcdef_no): Declare.
9928 * tree-inline.c (initialize_cfun): Add initialization.
9929 (tree_function_versioning): Cleanup.
9931 2007-01-10 Jan Hubicka <jh@suse.cz>
9933 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
9936 2007-01-10 Sa Liu <saliu@de.ibm.com>
9937 Ben Elliston <bje@au.ibm.com>
9939 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
9940 for SAVE_NONLOCAL and Pmode for any other save level.
9941 * spu-protos.h (spu_restore_stack_block): Declare.
9942 * spu.md (save_stack_block): Remove.
9943 (restore_stack_block): Call spu_restore_stack_block.
9944 * spu.c (spu_restore_stack_block): New function.
9945 (spu_expand_epilogue): Remove old comment.
9947 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9949 PR tree-optimization/30322
9950 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
9951 (cand_value_at): Return the value as aff_tree.
9952 (may_eliminate_iv): Convert the bound from aff_tree to tree.
9953 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
9954 aff_combination_mult): New functions.
9955 (aff_combination_add): Use aff_combination_add_cst.
9956 (aff_combination_convert): Allow conversions to a wider type.
9957 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
9958 * tree-affine.h (aff_combination_mult): Declare.
9960 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
9962 * doc/tm.texi: Update documentation to reflect reality of exec
9963 and start file search behaviours. Update copyright year.
9964 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
9965 header file directories.
9967 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
9969 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
9970 (*cosxf2): Rename to cosxf2_i387.
9971 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
9972 using X87MODEF12 mode macro. Rename patterns to
9973 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
9975 (*cosdf2, *cossf2): Ditto.
9976 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
9977 to match extended input operands.
9978 (sincos<mode>3): New expander.
9979 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
9980 insn patterns and corresponding splitters.
9982 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
9984 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
9985 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
9987 2007-01-09 Nicolas Pitre <nico@cam.org>
9990 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
9992 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9994 * target.h (struct gcc_target): New field library_rtti_comdat.
9995 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
9996 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
9997 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
9998 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
10000 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10002 * doc/invoke.texi (Optimize Options): Correct description of -O0.
10004 2007-01-08 Richard Guenther <rguenther@suse.de>
10006 * tree.h (force_fit_type_double): Export.
10007 (force_fit_type): Remove.
10008 * fold-const.c (force_fit_type_double): New function.
10009 (force_fit_type): Remove.
10010 (int_const_binop): Use it.
10011 (fold_convert_const_int_from_int): Likewise.
10012 (fold_convert_const_int_from_real): Likewise.
10013 (fold_div_compare): Likewise.
10014 (fold_sign_changed_comparison): Likewise.
10015 (fold_unary): Likewise.
10016 (fold_negate_const): Likewise.
10017 (fold_abs_const): Likewise.
10018 (fold_not_const): Likewise.
10019 * c-common.c (shorten_compare): Use force_fit_type_double.
10020 * convert.c (convert_to_pointer): Likewise.
10022 2007-01-08 Richard Guenther <rguenther@suse.de>
10024 * tree.h (build_int_cst_wide_type): Export.
10025 * tree.c (build_int_cst_wide_type): New function.
10026 (build_int_cst_wide): Fix comment.
10027 * builtins.c (fold_builtin_object_size): Use build_int_cst
10028 to build -1 or 0 of the correct type. Use fit_double_type
10029 to check for overflow.
10030 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
10032 (decode_field_reference): Likewise.
10033 (all_ones_mask_p): Likewise.
10034 (native_interpret_int): Use build_int_cst_wide_type.
10035 (fold_binary): Use build_int_cst_type to build an all-ones
10037 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
10039 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
10041 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
10043 2007-01-09 Ben Elliston <bje@au.ibm.com>
10045 * genautomata.c (STATS_OPTION): New option.
10046 (stats_flag): New flag.
10047 (gen_automata_option): Handle it.
10048 (initiate_automaton_gen): Ditto.
10049 (write_automata): Output statistics only if stats_flag is
10050 set. Likewise, output time statistics only if time_flag is set.
10051 * doc/md.texi (Processor pipeline description): Document new flag.
10053 2007-01-08 Richard Guenther <rguenther@suse.de>
10055 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
10056 * tree.c (build_int_cst_type): Likewise.
10057 (size_in_bytes): Don't call force_fit_type on the result.
10058 (int_fits_type_p): Use fit_double_type.
10059 * fold-const.c (fit_double_type): New function.
10060 (force_fit_type): Use it.
10061 * tree.h (fit_double_type): Export.
10063 2007-01-08 Jan Hubicka <jh@suse.cz>
10065 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
10066 * ipa.c (function_and_variable_visibility): Fix return type.
10068 2007-01-08 Richard Guenther <rguenther@suse.de>
10070 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
10071 of offset to build the index.
10072 * tree-pretty-print.c (dump_generic_node): Don't build negated
10073 const just for printing.
10074 * c-pretty-print.c (pp_c_integer_constant): Likewise.
10075 * builtins.c (fold_builtin_int_roundingfn): Check if result
10076 fits the type by using force_fit_type and comparing the result.
10077 * predict.c (predict_loops): Use compare_tree_int for comparison.
10078 * tree.c (build_int_cst): Fall back to integer_type_node for
10080 (build_int_cst_wide): Assert type is non-null.
10082 2007-01-08 Roberto Costa <roberto.costa@st.com>
10084 * tree-vrp.c (extract_range_from_cond_expr): New.
10085 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
10086 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
10088 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
10089 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
10090 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
10091 used as expressions.
10092 * tree-object-size.c (cond_expr_object_size): New.
10093 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
10095 2007-01-08 Jan Hubicka <jh@suse.cz>
10097 * tree-ssa-forwprop.c (forward_propagate_into_cond,
10098 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
10101 2007-01-08 Richard Guenther <rguenther@suse.de>
10103 PR tree-optimization/23603
10104 * tree-vrp.c (set_value_range_to_truthvalue): New function.
10105 (extract_range_from_binary): Fall back to truthvalue instead of
10106 varying for TRUTH_*_EXPR.
10107 (extract_range_from_comparison): Fall back to truthvalue instead of
10109 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
10110 if all visited PHI values were constant.
10112 2007-01-08 Jan Hubicka <jh@suse.cz>
10114 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
10115 (cgraph_analyze_function): break out from ...
10116 (cgraph_finalize_compilation_unit): ... here.
10117 (cgraph_expand_function): Remove forgoten commented out line.
10118 (cgraph_optimize): Analyze functions.
10120 2007-01-08 Jan Hubicka <jh@suse.cz>
10122 * tree-pas.h (TODO_remove_function): New flag.
10123 (TODO_update*): Renumber.
10124 (pass_ipa_increase_alignment,
10125 pass_ipa_function_and_variable_visibility): New passes.
10126 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
10127 (cgraph_function_and_variable_visibility): Move to ipa.c
10128 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
10129 cgraph_increase_alignment.
10130 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
10131 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
10132 calling tree-inline.
10133 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
10134 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
10135 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
10136 (gate_increase_alignment): New function.
10137 (pass_ipa_increase_alignment): New pass.
10138 * ipa.c: Inline tree-pass.h and timevar.h
10139 (function_and_variable_visibility): Move here from cgraphunit.c
10140 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
10141 * passes.c (init_optimization_passes): Add the two new passes.
10142 (execute_todo): Handle cgraph_remove_functions.
10144 2007-01-08 Nick Clifton <nickc@redhat.com>
10146 * config/frv/predicates.md (reg_or_0_operand): Accept
10149 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
10151 * config/bfin/rtems.h, config/bfin/t-rtems: New.
10152 * config.gcc: Add bfin*-rtems*.
10154 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10156 * c.opt: Add -flax-vector-conversions.
10157 * c-typeck.c (convert_for_assignment): Pass flag to
10158 vector_types_convertible_p to allow emission of note.
10159 (digest_init): Likewise.
10160 * c-opts.c: Handle -flax-vector-conversions.
10161 * c-common.c (flag_lax_vector_conversions): New.
10162 (vector_types_convertible_p): Unless -flax-vector conversions
10163 has been passed, disallow conversions between vectors with
10164 differing numbers of subparts and/or element types. If such
10165 a conversion is disallowed, possibly emit a note on the first
10166 occasion only to inform the user of -flax-vector-conversions.
10167 The new last argument specifies this.
10168 * c-common.h (flag_lax_vector_conversions): New.
10169 (vector_types_convertible_p): Add extra argument.
10170 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
10171 char_type_node for V*QI type vectors.
10172 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
10173 Update to satisfy new typechecking rules.
10174 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
10175 C and C++ variants.
10176 * doc/invoke.texi (C Dialect Options): Document
10177 -flax-vector-conversions.
10179 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10181 PR tree-optimization/29877
10182 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
10183 a register variable on the RHS to not be replaceable.
10185 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
10186 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
10187 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
10188 const_simm15, const_pow2, const_npow2): Added.
10189 * config/score/misc.md (insv, extv, extzv, movmemsi,
10190 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
10191 * config/score/score.c (score_address_cost, score_select_cc_mode):
10193 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
10194 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
10195 Update score_print_operand.
10196 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
10197 Adjust register allocate order and update some macro define.
10198 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
10199 mdx_block_move_straight, mdx_block_move_loop_head,
10200 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
10201 mdx_block_move): Added.
10202 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
10203 mdp_limm): Updated and fix some bug and typo.
10204 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
10205 (movsf, movdf, doloop_end): Added.
10207 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
10209 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
10210 config/arm/thumb2.md: Fix comment typos.
10211 * doc/extend.texi: Fix a typo.
10213 2007-01-07 Eric Christopher <echristo@apple.com>
10215 * configure.ac: Check for __stack_chk_fail for darwin.
10216 * configure: Regenerate.
10218 2007-01-07 Richard Guenther <rguenther@suse.de>
10220 * tree-vrp.c (extract_range_from_assert): CSE calls to
10221 compare_values where possible.
10222 (extract_range_from_unary_expr): Likewise.
10224 2007-01-07 Anatoly Sokolov <aesok@post.ru>
10226 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
10227 * config/avr/avr.c (call_insn_operand): Delete function.
10228 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
10229 instead of register number. Use predicates.
10230 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
10231 call_insn_operand): Add.
10233 2007-01-06 Jan Hubicka <jh@suse.cz>
10235 * tree-pass.h (pass_build_cgraph_edges): Declare.
10236 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
10237 (visited_nodes): Remove.
10238 (cgraph_create_edges): Move to cgraphbuild.c; rename to
10239 build_cgrpah_edges; make visited_nodes local.
10240 (cgraph_process_new_functions): DO not call initialize_inline_failed.
10241 (record_references_in_initializer): Move to cgraphbuild.c
10242 (initialize_inline_failed, rebuild_cgraph_edges,
10243 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
10244 (verify_cgraph_node): Make visited_nodes local.
10245 (cgraph_analyze_function): Do not call cgraph_create_edges and
10246 initialize_inline_failed.
10247 (cgraph_expand_function): Do not call cgraph_lower_function;
10248 assert that function is already lowered.
10249 * Makefile.in (cgraphbuild.o): New.
10250 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
10251 at the end of lowering passes.
10253 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
10255 * ifcvt.c (cond_move_convert_if_block): New function, code
10256 factored out from...
10257 (cond_move_process_if_block): ...here. Call the new function
10258 on the THEN and ELSE blocks.
10259 (merge_if_block): Do not copy global_live_at_end, merge_blocks
10260 already takes care of this.
10262 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10265 * tree.h (TREE_OVERFLOW_P): New.
10266 * c-typeck.c (parser_build_unary_op): Warn only if result
10267 overflowed and operands did not.
10268 (parser_build_binary_op): Likewise.
10269 (convert_for_assignment): Remove redundant overflow_warning.
10270 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
10272 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10274 * c-typeck.c (store_init_value): Split over two lines to follow
10275 the GNU coding style.
10277 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
10279 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
10280 __GXX_EXPERIMENTAL_CXX0X__.
10281 * doc/cpp.texi: Same.
10283 2007-01-05 Richard Guenther <rguenther@suse.de>
10285 PR middle-end/27826
10286 * tree.c (get_narrower): Do not construct COMPONENT_REFs
10287 with mismatched types. Instead explicitly build a
10288 conversion NOP_EXPR.
10290 2007-01-05 Ian Lance Taylor <iant@google.com>
10292 * c-common.c (decl_with_nonnull_addr_p): New function.
10293 (c_common_truthvalue_conversion): Call it.
10294 * c-typeck.c (build_binary_op): Likewise.
10295 * c-common.h (decl_with_nonnull_addr_p): Declare.
10297 2007-01-05 Jakub Jelinek <jakub@redhat.com>
10300 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
10303 2007-01-05 Joel Brobecker <brobecker@adacore.com>
10305 * doc/install.texi (Final install): Document the fact that
10306 the GNAT runtime should not be stripped.
10308 2007-01-04 Jan Hubicka <jh@suse.cz>
10310 * tree-inline.c (fold_marked_statements): Update operand caches
10311 and EH after folding
10313 2007-01-04 Ian Lance Taylor <iant@google.com>
10315 * c-common.c (check_function_nonnull): Whitespace fix.
10317 2007-01-04 Jan Hubicka <jh@suse.cz>
10319 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
10320 comitted older version of patch.
10321 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
10322 function, celanup cfg and collect garbage.
10324 2007-01-04 Mike Stump <mrs@apple.com>
10326 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
10329 2007-01-04 Eric Christopher <echristo@apple.com>
10331 * libgcc2.c (__bswapsi2): Use SItype.
10332 (__bswapdi2): Use DItype.
10333 * libgcc2.h: Update for above.
10335 2007-01-04 Paul Brook <paul@codesourcery.com>
10337 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
10338 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
10339 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
10340 umulsidi3, umulsidi3adddi, smulsi3_highpart,
10341 umulsi3_highpart): Make conditional on !arm_arch6.
10342 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
10343 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
10344 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
10345 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
10346 umulsi3_highpart_v6): New insns.
10348 2007-01-04 Roger Sayle <roger@eyesopen.com>
10350 * fold-const.c (fold_convert): When casting an expression to void,
10351 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
10352 have a type. Instead of attempting to build a NOP_EXPR, return
10353 these "special" trees directly.
10355 2007-01-04 Joseph Myers <joseph@codesourcery.com>
10357 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
10358 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
10359 rs6000_cost->fp not 0 as adjustment for outer NEG.
10361 2007-01-04 Jan Hubicka <jh@suse.cz>
10363 * cgraph.c (cgraph_release_function_body): New function.
10364 (cgraph_remove_node): Use it.
10365 * cgraph.h (cgraph_release_function_body): Declare.
10366 * cgraphunit.c (cgraph_expand_function): Use it.
10367 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
10368 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
10369 is initialized and while compilation of other function is running.
10370 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
10371 statement CFG annotations from here to ...
10372 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
10374 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
10376 * cfgloop.h (enum li_flags): Make the constants powers of two.
10378 2007-01-04 Jan Hubicka <jh@suse.cz>
10380 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
10382 (fold_marked_statements): New function.
10383 (optimize_inline_calls, tree_function_versioning): Fold new statements.
10384 * tree-inline.h (copy_body_data): Add statements_to_fold.
10386 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
10388 * config.gcc: Mention libgcc/config.host.
10389 * Makefile.in: Update comments mentioning libgcc.
10390 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
10391 (all.cross, start.encap, rest.encap, rest.cross): Update
10392 dependencies for libgcc move.
10393 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
10394 (clean-target, clean-target-libgcc): Delete.
10395 (srcdirify, GCC_EXTRA_PARTS): New macros.
10396 (libgcc-support, libgcc.mvars): New rules.
10397 (distclean): Remove mention of mklibgcc.
10398 (install): Don't reference INSTALL_LIBGCC.
10399 (install-common): Don't reference EXTRA_PARTS.
10400 (install-libgcc, install-multilib): Delete rules.
10401 * mklibgcc.in: Delete file.
10402 * doc/configfiles.texi: Don't mention mklibgcc.
10404 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
10405 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
10406 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
10407 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
10408 (mklibgcc, ldblspecs): Likewise.
10410 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
10411 (posixpre.def): Use $(T).
10412 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
10413 (SHLIB_SRC, SHLIB_INSTALL): Delete.
10414 (SHLIB_LINK): Make dummy.
10415 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
10417 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
10419 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
10420 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
10421 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
10422 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
10424 * configure.ac (all_outputs): Remove mklibgcc.
10425 * configure: Regenerated.
10427 2007-01-03 Josh Conner <jconner@apple.com>
10429 PR middle-end/29683
10430 * calls.c (compute_argument_addresses): Set stack and stack_slot
10431 for partial args, too.
10432 (store_one_arg): Use locate.size.constant for the size when
10433 generating a save_area.
10435 2007-01-03 Robert Kennedy <jimbob@google.com>
10437 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
10438 whose definitions are deleted due to basic block merging.
10440 2007-01-03 Paul Brook <paul@codesourcery.com>
10443 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
10445 (use_return_insn): Return 0 for Thumb interrupt functions.
10446 (print_multi_reg): Add rfe argument for IRQ returns.
10447 (arm_output_epilogue): Pop interrupt return address directly into PC.
10448 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
10450 2007-01-03 Paul Brook <paul@codesourcery.com>
10452 Merge from sourcerygxx-4_1.
10453 * config/arm/thumb2.md: New file.
10454 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
10456 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
10457 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10458 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
10459 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
10461 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10462 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
10464 * config/arm/ieee754-sf.S: Ditto.
10465 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
10466 (thumb1_base_register_rtx_p): ... to this.
10467 (thumb_index_register_rtx_p): Rename...
10468 (thumb1_index_register_rtx_p): ... to this.
10469 (thumb_output_function_prologue): Rename...
10470 (thumb1_output_function_prologue): ... to this.
10471 (thumb_legitimate_address_p): Rename...
10472 (thumb1_legitimate_address_p): ... to this.
10473 (thumb_rtx_costs): Rename...
10474 (thumb1_rtx_costs): ... to this.
10475 (thumb_compute_save_reg_mask): Rename...
10476 (thumb1_compute_save_reg_mask): ... to this.
10477 (thumb_final_prescan_insn): Rename...
10478 (thumb1_final_prescan_insn): ... to this.
10479 (thumb_expand_epilogue): Rename...
10480 (thumb1_expand_epilogue): ... to this.
10481 (arm_unwind_emit_stm): Rename...
10482 (arm_unwind_emit_sequence): ... to this.
10483 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
10484 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
10485 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
10486 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
10487 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
10488 thumb2_output_casesi): New functions.
10489 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
10490 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
10491 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
10492 THUMB2_WORK_REGS): Define.
10493 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
10494 arm_condexec_mask, arm_condexec_masklen)): New variables.
10495 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
10496 (arm_override_options): Check new CPU capabilities.
10497 Set new architecture flag variables.
10498 (arm_isr_value): Handle v7m interrupt functions.
10499 (user_return_insn): Return 0 for v7m interrupt functions. Handle
10501 (const_ok_for_arm): Handle Thumb-2 constants.
10502 (arm_gen_constant): Ditto. Use movw when available.
10503 (arm_function_ok_for_sibcall): Return false for v7m interrupt
10505 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
10506 (thumb_find_work_register, arm_load_pic_register,
10507 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
10508 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
10509 print_multi_reg, output_mov_long_double_fpa_from_arm,
10510 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
10511 output_mov_double_fpa_from_arm, output_move_double,
10512 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
10513 output_return_instruction, arm_output_function_prologue,
10514 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
10515 arm_output_mi_thunk, thumb_set_return_address): Ditto.
10516 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
10517 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
10518 (arithmetic_instr, shift_op): Use arm_shift_nmem.
10519 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
10521 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
10522 (thumb_expand_prologue): Use thumb_set_frame_pointer.
10523 (arm_file_start): Output directive for unified syntax.
10524 (arm_unwind_emit_set): Handle stack alignment instruction.
10525 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
10526 Add v6t2, v7, v7a, v7r and v7m.
10527 (RETLDM): Add Thumb-2 code.
10528 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
10529 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
10530 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
10531 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
10532 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
10533 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
10534 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
10535 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
10536 ADJUST_INSN_LENGTH): Define.
10537 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
10538 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
10539 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
10540 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
10541 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
10542 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
10543 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
10544 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
10545 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
10546 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
10547 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
10548 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
10549 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
10550 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
10551 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
10552 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
10553 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
10555 * config/arm/arm-tune.md: Regenerate.
10556 * config/arm/arm-protos.h: Update prototypes.
10557 * config/arm/vfp.md: Enable patterns for Thumb-2.
10558 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
10559 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
10560 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
10561 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
10562 * config/arm/libunwind.S: Add Thumb-2 code.
10563 * config/arm/constraints.md: Update include Thumb-2.
10564 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
10565 * config/arm/ieee754-df.S: Ditto.
10566 * config/arm/bpabi.S: Ditto.
10567 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
10568 * config/arm/predicates.md (low_register_operand,
10569 low_reg_or_int_operand, thumb_16bit_operator): New.
10570 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
10571 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
10572 * config/arm/t-arm-elf: Add armv7 multilib.
10573 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
10575 (UNSPEC_STACK_ALIGN, ce_count): New.
10576 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
10577 arm_zero_extendsidi2, arm_zero_extendqidi2): New
10579 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
10580 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
10581 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
10582 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
10583 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
10584 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
10586 * doc/extend.texi: Document ARMv7-M interrupt functions.
10587 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
10589 2007-01-03 Jakub Jelinek <jakub@redhat.com>
10591 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
10592 (struct _Unwind_Context): Rename args_size to flags, remove
10593 signal_frame field, add a new args_size field and version field.
10594 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
10595 _Unwind_IsExtendedContext): New inline functions.
10596 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
10597 Assume by_value array is only present if _Unwind_IsExtendedContext.
10598 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
10599 _Unwind_IsSignalFrame.
10600 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
10601 (uw_update_context_1): Use _Unwind_SetSignalFrame.
10602 (uw_init_context_1): Initialize context->flags to
10603 EXTENDED_CONTEXT_BIT.
10604 * config/rs6000/linux-unwind.h (frob_update_context): Use
10605 _Unwind_SetSignalFrame.
10607 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10609 PR middle-end/30353
10610 * gimplify.c (gimplify_modify_expr_complex_part): Move below
10611 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
10614 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
10616 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
10617 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
10618 RET, AT_SP): Remove.
10619 * config/i386/i386.md (*sse_prologue_save_insn): Use return
10622 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10623 * cfgbuild.c (find_basic_blocks): Likewise.
10624 * cfgrtl.c (rtl_create_basic_block): Likewise.
10625 * function.c (temp_slots_at_level): Likewise.
10626 * reg-stack.c (stack_regs_mentioned): Likewise.
10627 * regclass.c (allocate_reg_info): Likewise.
10628 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10629 set_bb_for_stmt, move_block_to_fn): Likewise.
10630 * tree-complex.c (tree_lower_complex): Likewise.
10631 * vec.h (VEC_safe_grow_cleared): New.
10633 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
10635 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
10637 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
10638 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
10640 * cfgloopmanip.c (scale_loop_frequencies): Export.
10641 (loopify): Scale the frequencies by prescribed coefficients.
10642 (set_zero_probability): New function.
10643 (duplicate_loop_to_header_edge): Improve updating of frequencies.
10644 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
10645 and frequencies according to arguments.
10646 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
10648 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
10649 * modulo-sched.c (sms_schedule): Set probabilities for entering
10650 versioned loop correctly.
10651 * tree-vect-transform.c (vect_transform_loop): Ditto.
10652 * cfgloop.h (loopify, loop_version): Declaration changed.
10653 (scale_loop_frequencies): Declared.
10655 2007-01-02 Jan Hubicka <jh@suse.cz>
10657 * cgraph.c: Include tree-flow.h
10658 (cgraph_add_new-function): Handle IPA_SSA mode; execute
10659 early_local_passes.
10660 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
10661 * tree-pass.h (pass_all_early_optimizations): Declare.
10662 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
10663 early_local_passes.
10664 (cgraph_analyze_function): Do early_local_passes.
10665 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10666 Do not add referenced vars.
10667 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
10669 (gate_all_early_local_passes): New gate.
10670 (pass_early_local_passes): Use new gate.
10671 (execute_early_local_optimizations): New functions.
10672 (gate_all_early_optimizations): New gate.
10673 (pass_all_early_optimizations): New pass.
10674 (execute_free_datastructures): Free SSA only when initialized.
10675 (gate_init_datastructures): Init only when optimizing.
10676 (tree_lowering_passes): Do early local passes when called late.
10677 * tree-profile.c (do_tree_profiling): Don't profile functions added
10679 (do_early_tree_profiling, pass_early_tree_profile): Kill.
10680 * tree-cfg.c (update_modified_stmts): Do not update when operands are
10682 * passes.c (init_optimizations_passes): Reorder so we go into SSA
10683 during early_local_passes.
10684 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
10687 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10689 * Makefile.in: Update copyright year.
10691 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10693 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
10694 in $(lang_checks) and check-consistency targets.
10696 2007-01-02 Jan Hubicka <jh@suse.cz>
10698 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10699 Do not add referenced vars.
10700 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
10702 * passes.c (init_optimization_passes): Put mudflap_2 after
10703 free_datastructures.
10705 2007-01-02 Jan Hubicka <jh@suse.cz>
10707 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
10708 Set NOTHROW flag on call statements proved to be nothrow.
10709 Update statement of local calls so new pure/const functions are
10710 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
10712 (tree_rest_of_compilation): Register hooks and initialize bitmap
10713 early. Do not set after_inlining flag.
10715 2007-01-02 Steve Ellcey <sje@cup.hp.com>
10717 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
10718 HOST_BITS_PER_LONGLONG
10720 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10723 * c-typeck.c (store_init_value): Don't emit pedantic overflow
10724 warning for non-static initializers.
10726 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
10728 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
10729 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
10730 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
10731 Always use set_unique_reg_note to add REG_EQUAL notes.
10733 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10736 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10738 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10739 * cfgbuild.c (find_basic_blocks): Likewise.
10740 * cfgrtl.c (rtl_create_basic_block): Likewise.
10741 * function.c (temp_slots_at_level): Likewise.
10742 * reg-stack.c (stack_regs_mentioned): Likewise.
10743 * regclass.c (allocate_reg_info): Likewise.
10744 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10745 set_bb_for_stmt, move_block_to_fn): Likewise.
10746 * tree-complex.c (tree_lower_complex): Likewise.
10747 * vec.h (VEC_safe_grow_cleared): New.
10749 2007-01-02 Ian Lance Taylor <iant@google.com>
10751 * c-common.c (c_common_truthvalue_conversion): When warning about
10752 using an assignment as a truth value, set TREE_NO_WARNING.
10754 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10757 * c.opt (Wold-style-declaration): New.
10758 * doc/invoke.texi (C-only Warning Options): New.
10759 (Wold-style-declaration): Document it.
10760 (Wextra): Enabled by -Wextra.
10761 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10762 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
10763 -Wold-style-declaration.
10765 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10767 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10768 * cfgbuild.c (find_basic_blocks): Likewise.
10769 * cfgrtl.c (rtl_create_basic_block): Likewise.
10770 * function.c (temp_slots_at_level): Likewise.
10771 * reg-stack.c (stack_regs_mentioned): Likewise.
10772 * regclass.c (allocate_reg_info): Likewise.
10773 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10774 set_bb_for_stmt, move_block_to_fn): Likewise.
10775 * tree-complex.c (tree_lower_complex): Likewise.
10776 * vec.h (VEC_safe_grow_cleared): New.
10778 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
10780 * c-common.c (c_common_nodes_and_builtins): Since variants of
10781 void_type_node get built before it is given a name, we need to
10782 give those variants the name, too.
10783 (complete_array_type): We need to work with the canonical main
10784 type of the array, from which we will build the qualified version.
10785 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
10786 * print-tree.c (print_node): Display canonical type information
10788 * stor-layout.c (layout_type): When we don't know the
10789 alignment of a type for which we're building an array, we end up
10790 guessing wrong, so make the type require structural equality.
10791 * tree.c (make_node_stat): When we build a new type, it is its
10792 own canonical type.
10793 (build_type_attribute_qual_variant): When building an attribute
10794 variant, its canonical type is the non-attribute variant. However,
10795 if the attributes are target-dependent and they differ, we need to
10796 use structural equality checks for this type.
10797 (build_qualified_type): A qualified type is not equivalent to its
10798 unqualified variant; set the canonical type appropriately.
10799 (build_distinct_type_copy): When building a distinct type from
10800 another type, the new type is its own canonical type.
10801 (build_variant_type_copy): When building a new type variant, we
10802 assume that it is equivalent to the original type.
10803 (build_pointer_type_for_mode): When building a pointer type, also
10804 build a canonical type pointer.
10805 (build_reference_type_for_mode): When building a reference type,
10806 also build a canonical type reference.
10807 (build_index_type): When we can't hash an index type (e.g.,
10808 because its maximum value is negative), the index type requires
10809 structural equality tests.
10810 (build_array_type): Build the canonical form of an array type.
10811 (build_function_type): Function types require structural equality,
10812 because they contain default arguments, attributes, etc.
10813 (build_method_type_directly): Ditto for method types.
10814 (build_offset_type): Build the canonical offset type.
10815 (build_complex_type): Build the canonical vector type.
10816 (make_vector_type): Build the canonical vector type.
10817 * tree.h (TYPE_CANONICAL): New.
10818 (TYPE_STRUCTURAL_EQUALITY_P): New.
10819 (SET_TYPE_STRUCTURAL_EQUALITY): New.
10820 (struct tree_type): Added "canonical" field.
10821 * params.h (VERIFY_CANONICAL_TYPES): New.
10822 * doc/c-tree.texi (TYPE_CANONICAL): Document.
10823 (TYPE_STRUCTURAL_EQUALITY_P): Document.
10824 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
10825 * doc/invoke.texi (verify-canonical-types): Document --param
10826 parameter for verifying canonical types.
10828 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10830 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
10831 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
10832 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
10833 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
10835 * config/rs6000/e500.h: New.
10836 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
10837 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
10839 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
10840 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
10841 TARGET_E500_DOUBLE): Remove.
10842 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
10843 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
10844 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
10845 * config/rs6000/rs6000.c (rs6000_override_options): Use
10846 CHECK_E500_OPTIONS.
10848 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10850 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
10851 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
10852 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
10853 rs6000_emit_cmove): Don't check TARGET_E500.
10854 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
10855 sordered): Don't check TARGET_E500.
10857 2007-01-01 Eric Christopher <echristo@apple.com>
10859 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
10860 HARD_REGISTER_NUM_P.
10862 2007-01-01 Roger Sayle <roger@eyesopen.com>
10864 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
10865 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
10866 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
10869 2007-01-01 Mike Stump <mrs@apple.com>
10871 * configure.ac: Remove support for building with Apple's gcc-3.1.
10873 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10875 PR middle-end/30311
10876 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
10877 REG is a hard register. Do not modify REG before calling
10879 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
10880 multiple of the size of YMODE for certain lowpart cases.
10882 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10884 PR middle-end/30253
10885 * gimplify (voidify_wrapper_expr): Update for
10886 GIMPLE_MODIFY_STMT.
10888 2007-01-01 Andreas Schwab <schwab@suse.de>
10891 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
10892 save of BR0 in extra_spill_size instead of spill_size.
10893 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
10895 (ia64_expand_epilogue): Restore BR0 from its new location.
10897 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10899 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
10900 Use a temporary variable if the left hand side is not a gimple
10903 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10905 * gimplify.c (gimplify_return_expr): Make the temporary variable
10906 for the return expression, a gimple register variable.
10908 2007-01-01 Jan Hubicka <jh@suse.cz>
10910 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
10913 2007-01-01 Mike Stump <mrs@apple.com>
10915 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
10917 * config/darwin.c (machopic_select_rtx_section): Use
10918 HAVE_GAS_LITERAL16.
10919 (darwin_mergeable_constant_section): Likewise.
10920 * configure: Regenerate.
10921 * config.in: Regenerate.
10923 2007-01-01 Jan Hubicka <jh@suse.cz>
10924 Andrew Pinski <pinskia@gmail.com>
10926 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
10927 before starting IPA passes.