1 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
4 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
5 copy of source, pass it to ix86_expand_vector_set and return
8 2007-04-16 David Ung <davidu@mips.com>
9 Joseph Myers <joseph@codesourcery.com>
11 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
14 Add 74K processor information.
15 * config/mips/mips.md: Include 74k.md.
16 (cpu): Add 74kc,74kf,74kx.
17 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
18 * config/mips/74k.md: New.
19 * doc/invoke.texi (MIPS Options): Document 74K support.
21 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
23 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
24 vectorizable_* functions.
25 * tree-vect-transform.c (vectorizable_call): Add check for
26 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
27 (vectorizable_store): likewise.
28 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
30 (vectorizable_operation, vectorizable_type_demotion): Likewise.
31 (vectorizable_type_promotion, vectorizable_load): Likewise.
32 (vectorizable_live_operation, vectorizable_condition): Likewise.
33 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
35 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
37 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
39 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
40 register numbers more.
41 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
42 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
43 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
44 FUNCTION_VALUE_REGNO_P): Likewise.
45 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
46 STATIC_CHAIN_REGNUM): Likewise.
47 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
48 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
49 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
50 * config/m68k/m68k.md (FP_REG): New.
52 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
54 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
57 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
59 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
60 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
63 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
65 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
68 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
71 * c-decl.c (finish_decl): Grab the type of the decl after the call
74 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
76 * common.opt (fforward-propagate): Fix "Optimization" annotation.
78 2007-04-14 Jakub Jelinek <jakub@redhat.com>
81 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
82 post dominators and cleanup cfg before returning.
84 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
86 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
87 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
89 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
91 * config.gcc: Recognize fido.
92 * config/m68k/m68k-devices.def (fidoa): New.
93 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
95 (FL_FIDOA, TARGET_FIDOA): New.
96 * config/m68k/m68k.opt (mfidoa): New.
98 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
101 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
102 when a personality function is used.
104 2007-04-13 Bob Wilson <bob.wilson@acm.org>
106 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
108 2007-04-13 Mike Stump <mrs@apple.com>
110 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
112 * config/darwin.opt (fapple-kext): Make C++ only.
113 * config/darwin.c (darwin_override_options): Remove code to ensure
114 -fapple-kext is given for C++ only.
116 2007-04-13 Richard Sandiford <richard@codesourcery.com>
118 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
119 * config/mips/mips.c (override_options): Call
120 SUBTARGET_OVERRIDE_OPTIONS, if defined.
122 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
124 * config/i386/i386.opt (msvr3-shlib): Removed.
126 * doc/invoke.texi: Remove -msvr3-shlib.
128 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
130 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
131 with "popcnt" instruction.
133 2007-04-13 Richard Guenther <rguenther@suse.de>
135 PR tree-optimization/21258
136 * tree-vrp.c (compare_case_labels): New helper.
137 (find_switch_asserts): New function.
138 (find_assert_locations): Call it for SWITCH_EXPRs.
140 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
142 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
143 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
144 check is now implied in X87_FLOAT_MODE_P.
145 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
146 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
147 (fix_trunc<mode>_i386_fisttp): Ditto.
148 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
149 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
150 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
151 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
152 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
153 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
154 (unnamed_splitters): Ditto.
155 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
156 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
157 FIRST_SSE_REG for local functions when SSE math is enabled or
158 for functions with sseregparm attribute.
159 (standard_80387_constant_p): Return -1 if mode is not
161 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
162 (ix86_expand_compare): Ditto.
163 (ix86_expand_carry_flag_compare): Ditto.
164 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
165 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
166 DECIMAL_FLOAT_MODE_P.
167 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
168 of SCALAR_FLOAT_MODE_P.
169 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
170 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
171 checks before FLOAT_MODE_P.
172 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
178 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
180 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
181 Charles Wilson <libtool@cwilson.fastmail.fm>
183 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
184 (libgcc.mvars): Don't depend on them.
185 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
188 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
190 * doc/invoke.text (--help): Document --help=common.
192 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
194 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
196 2007-04-12 Richard Sandiford <richard@codesourcery.com>
198 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
199 * genemit.c (main): Emit #include "integrate.h".
200 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
201 (LOADGP_RTP): New mips_loadgp_style.
202 * config/mips/mips.h: Include config/vxworks-dummy.h.
203 (TARGET_RTP_PIC): New macro.
204 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
205 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
206 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
208 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
209 -mvxworks-pic when using -mrtp and a PIC option.
210 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
212 (mips_symbolic_constant_p, mips_symbolic_address_p)
213 (mips_symbol_insns): Handle SYMBOL_HALF.
214 (override_options): Warn about -G and -mrtp being used together.
215 Initialize mips_lo_relocs[SYMBOL_HALF].
216 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
217 (mips_emit_loadgp): Handle LOADGP_RTP.
218 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
219 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
220 (tablejump): Handle function-relative case table entries if
222 * config/mips/predicates.md (symbol_ref_operand): New predicate.
224 2007-04-12 Richard Sandiford <richard@codesourcery.com>
226 * config/mips/mips.md (load_call<mode>): Allow any general register.
228 (sibcall_value_internal, sibcall_value_multiple_internal)
229 (call_value_internal, call_value_split, call_value_multiple_internal)
230 (call_value_multiple_split): Remove constraints from operand 0.
232 2007-04-12 Richard Sandiford <richard@codesourcery.com>
234 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
235 rather than loadgp_noshared.
236 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
237 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
239 * config/mips/mips.md (loadgp): Rename to...
240 (loadgp_newabi): ...this.
241 (loadgp_noshared): Rename to...
242 (loadgp_absolute): ...this.
244 2007-04-12 Richard Sandiford <richard@codesourcery.com>
246 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
247 false for locally-binding symbols.
248 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
250 2007-04-12 Richard Sandiford <richard@codesourcery.com>
252 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
253 (SYMBOL_GOT_PAGE_OFST): ...this.
254 (SYMBOL_GOT_GLOBAL): Rename to...
255 (SYMBOL_GOT_DISP): ...this.
256 (SYMBOL_GOTOFF_GLOBAL): Rename to...
257 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
258 * config/mips/mips.c (mips_global_symbol_p): New function.
259 (mips_symbol_binds_local_p): Likewise.
260 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
261 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
262 and mips_symbol_binds_local_p.
263 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
264 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
265 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
267 (mips_ok_for_lazy_binding_p): New function.
268 (mips_load_call_address, mips_expand_call): Use it.
269 (mips_dangerous_for_la25_p): Likewise.
270 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
271 (*got_disp<mode>): Use got_disp_operand instead of
272 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
273 SYMBOL_GOTOFF_GLOBAL.
274 (*got_page<mode>): Use got_page_ofst_operand instead of
276 * config/mips/predicates.md (const_call_insn_operand): Use
277 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
278 (global_got_operand): Rename to...
279 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
281 (local_got_operand): Rename to...
282 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
285 2007-04-12 Richard Sandiford <richard@codesourcery.com>
287 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
288 TARGET_CALL_CLOBBERED_GP.
289 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
290 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
291 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
292 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
293 of TARGET_ABICALLS && !TARGET_NEWABI.
294 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
295 * config/mips/mips.c (mips_load_call_address): Check
296 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
297 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
298 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
299 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
300 TARGET_ABICALLS && TARGET_NEWABI.
301 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
303 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
304 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
305 TARGET_ABICALLS && TARGET_NEWABI.
306 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
307 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
308 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
309 whether indirect calls must use $25.
310 (mips_extra_live_on_entry): Check TARGET_GOT instead of
312 * config/mips/mips.md (jal_macro): Check flag_pic and
313 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
314 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
315 instead of TARGET_ABICALLS.
316 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
317 TARGET_ABICALLS && TARGET_OLDABI.
318 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
319 (sibcall): In the comment above the define_insn, mention
320 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
321 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
322 instead of TARGET_ABICALLS.
324 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
326 * doc/md.texi (Blackfin family constraints): Document PA and PB.
327 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
328 (MACFLAGS_MATCH_P): New macro.
329 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
330 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
331 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
332 the other MACFLAG constants.
333 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
334 (flag_machi): Tighten constraints. Renumber some of the operands.
335 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
337 (flag_machi_parts_acconly): New pattern.
338 (flag_macinithi): Tighten constraints. Allow any accumulator to be
340 (flag_macinit1hi): Tighten constraints.
341 (flag_mul_macv2hi_parts_acconly): New pattern.
343 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
344 Use a more efficient implementation.
345 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
346 inline sequences when not optimizing for size.
348 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
349 movhi_high2low): Delete, merge functionality into...
350 (packv2hi): ... this pattern.
352 2007-02-11 Jie Zhang <jie.zhang@analog.com>
353 * config/bfin/bfin.opt (msim): New option.
355 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
356 (bfin_cpu_t): Typedef of enum bfin_cpu.
357 (bfin_cpu_type): New declaration.
358 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
359 -msim and -mcpu= options.
360 (LIB_SPEC): Likewise.
361 * config/bfin/bfin.c (bfin_cpu_type): Define.
362 (bfin_handle_option): Handle -mcpu= option.
363 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
364 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
365 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
367 2007-04-12 Richard Sandiford <richard@codesourcery.com>
369 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
370 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
371 (powerpc-wrs-vxworksae): Use ${tm_file}.
372 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
373 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
374 * config/i386/vx-common.h: New file.
376 2007-04-12 Richard Sandiford <richard@codesourcery.com>
378 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
381 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
383 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
386 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
390 * c-common.c (c_build_qualified_type): Set canonical type
393 2007-04-12 Richard Guenther <rguenther@suse.de>
395 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
396 lower bound and element size if lower bound is not zero
397 or either of the ARRAY_REF operands is set.
399 2007-04-12 Richard Guenther <rguenther@suse.de>
401 PR tree-optimization/24689
402 PR tree-optimization/31307
403 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
405 * gimplify.c (canonicalize_addr_expr): To be consistent with
406 gimplify_compound_lval only set operands two and three of
407 ARRAY_REFs if they are not gimple_min_invariant. This makes
408 it never at this place.
409 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
411 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
413 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
414 null before emitting a .nsubspa directive.
416 2007-04-11 Diego Novillo <dnovillo@redhat.com>
418 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
419 need_to_partition_p if there are no memory statements in the
422 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
424 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
425 (gcd_of_steps_may_divide_p): New function.
426 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
428 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
430 * reload.c (find_reloads_toplev, find_reloads_address,
431 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
432 not a pointer equality test, to decide if we need to call
433 push_reg_equiv_alt_mem.
435 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
437 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
438 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
439 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
441 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
443 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
444 vector to be positive.
446 2007-04-11 Diego Novillo <dnovillo@redhat.com>
450 * doc/invoke.texi: Document --params max-aliased-vops and
452 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
453 debug_memory_partitions): Move to tree-flow.h
454 * params.h (AVG_ALIASED_VOPS): Define.
455 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
457 (mp_info_t): Likewise.
458 (get_mem_sym_stats_for): New.
459 (set_memory_partition): Move from tree-flow-inline.h.
460 (mark_non_addressable): Only clear the set of symbols for the
461 partition if it exists.
462 (dump_memory_partitions): Move from tree-ssa-operands.c
463 (debug_memory_partitions): Likewise.
464 (need_to_partition_p): New.
465 (dump_mem_ref_stats): New.
466 (debug_mem_ref_stats): New.
467 (dump_mem_sym_stats): New.
468 (debug_mem_sym_stats): New.
469 (update_mem_sym_stats_from_stmt): New.
470 (compare_mp_info_entries): New.
471 (mp_info_cmp): Call it.
472 (sort_mp_info): Change argument to a list of mem_sym_stats_t
474 (get_mpt_for): Move from tree-ssa-operands.c.
475 (find_partition_for): New.
476 (create_partition_for): Remove.
477 (estimate_vop_reduction): New.
478 (update_reference_counts): New.
479 (build_mp_info): New.
480 (compute_memory_partitions): Refactor.
481 Document new heuristic.
482 Call build_mp_info, update_reference_counts,
483 find_partition_for and estimate_vop_reduction.
484 (compute_may_aliases): Populate virtual operands before
485 calling debugging dumps.
486 (delete_mem_sym_stats): New.
487 (delete_mem_ref_stats): New.
488 (init_mem_ref_stats): New.
489 (init_alias_info): Call it.
490 (maybe_create_global_var): Remove alias_info argument.
491 Get number of call sites and number of pure/const call sites
492 from gimple_mem_ref_stats().
493 (dump_alias_info): Call dump_memory_partitions first.
494 (dump_points_to_info_for): Show how many times a pointer has
496 * opts.c (decode_options): For -O2 set --param
497 max-aliased-vops to 500.
498 For -O3 set --param max-aliased-vops to 1000 and --param
499 avg-aliased-vops to 3.
500 * fortran/options.c (gfc_init_options): Remove assignment to
502 * tree-flow-inline.h (gimple_mem_ref_stats): New.
503 * tree-dfa.c (dump_variable): Dump memory reference
505 Dump NO_ALIAS* settings.
506 (referenced_var_lookup): Tidy.
507 (mem_sym_stats): New.
508 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
509 and ORIG are different SSA names for a memory partition.
510 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
511 * tree-flow.h (struct mem_sym_stats_d): Define.
512 (mem_sym_stats_t): Define.
513 (struct mem_ref_stats_d): Define.
514 (struct gimple_df): Add field mem_ref_stats.
515 (enum noalias_state): Define.
516 (struct var_ann_d): Add bitfield noalias_state.
517 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
518 debug_mem_ref_stats, debug_memory_partitions,
519 debug_mem_sym_stats): Declare.
520 * tree-ssa-structalias.c (update_alias_info): Update call
521 sites, pure/const call sites and asm sites in structure
522 returned by gimple_mem_ref_stats.
523 Remove local variable IS_POTENTIAL_DEREF.
524 Increase NUM_DEREFS if the memory expression is a potential
526 Call update_mem_sym_stats_from_stmt.
527 If the memory references memory, call
528 update_mem_sym_stats_from_stmt for all the direct memory
529 symbol references found.
530 (intra_create_variable_infos): Set noalias_state field for
531 pointer arguments according to the value of
532 flag_argument_noalias.
533 * tree-ssa-structalias.h (struct alias_info): Remove fields
534 num_calls_found and num_pure_const_calls_found.
535 (update_mem_sym_stats_from_stmt): Declare.
536 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
537 Set default value to 100.
538 (PARAM_AVG_ALIASED_VOPS): Define.
540 2007-04-11 Richard Guenther <rguenther@suse.de>
543 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
544 a * -b + c as c - a * b if we honor sign dependent rounding.
546 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
548 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
550 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
551 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
553 (initialize_trampoline): Don't use old-style function definition.
554 (bfin_secondary_reload): Mark IN_P argument as unused.
556 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
558 PR tree-optimization/31343
559 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
560 (build_polynomial_chrec): Return a scalar when the evolution is zero.
561 * testsuite/gcc.dg/vect/pr31343.c: New.
563 2007-04-10 Eric Christopher <echristo@apple.com>
565 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
566 * config/i386/i386.md (*cmpfp0): Use.
567 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
568 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
569 (fix_trunc<mode>_i386_fisttp): Ditto.
570 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
571 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
572 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
573 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
574 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
575 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
576 (unnamed_splitters): Ditto.
577 * config/i386/i386.c (output_fix_trunc): Assert that
578 we're not being passed a TFmode operand.
580 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
582 PR tree-optimization/31526
583 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
584 n_basic_blocks to find newly added blocks.
586 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
588 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
590 (fix_trunc<mode>si_sse): Ditto.
591 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
592 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
593 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
594 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
595 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
596 expander using SSEMODEF mode macro.
597 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
598 expander using SSEMODEF mode macro.
599 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
600 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
601 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
602 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
603 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
604 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
605 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
606 Macroize insn using X87MODEF mode macro.
608 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
610 * config/i386/sse.md (sse2_pinsrw): Removed.
611 (sse2_pextrw): Renamed to ...
612 (*sse2_pextrw): This.
614 2007-04-09 Jan Hubicka <jh@suse.cz>
618 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
619 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
620 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
621 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
623 2007-04-09 Jan Hubicka <jh@suse.cz>
625 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
626 multiple fields of union.
628 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
630 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
631 (create_preheaders): Check that loops are available.
632 (fix_loop_structure): Clean up, improve comments.
633 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
634 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
636 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
637 * predict.c (tree_estimate_probability): Do not call
638 calculate_dominance_info. Call create_preheaders.
639 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
640 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
642 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
643 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
644 * tree-cfg.c (tree_split_edge): Make an assert more precise.
645 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
648 2007-04-08 Jan Hubicka <jh@suse.cz>
650 * tree.h (maybe_fold_offset_to_component_ref): Declare.
651 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
652 * fold-const.c (fold_unary): Use it.
654 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
656 * varasm.c (assemble_variable): Remove call to
657 lang_hooks.decls.prepare_assemble_variable.
658 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
659 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
660 * langhooks.h (lang_hooks_for_decls): Remove
661 prepare_assemble_variable.
663 2007-04-08 Mike Stump <mrs@apple.com>
665 * config/i386/i386.c: Use inc/dec on Core2.
667 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
669 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
670 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
671 lhd_tree_inlining_end_inlining): Remove.
672 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
673 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
675 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
676 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
677 lhd_tree_inlining_end_inlining): Remove prototypes.
678 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
679 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
680 LANG_HOOKS_TREE_INLINING_START_INLINING,
681 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
683 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
686 2007-04-08 Anatoly Sokolov <aesok@post.ru>
689 * config/avr/predicates.md (io_address_operand): Delete predicate.
690 (low_io_address_operand): Don't use 'mode' argument.
691 (higth_io_address_operand): Rename ...
692 (high_io_address_operand): ... to this. Don't use 'mode' argument.
693 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
696 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
698 Revert change removing staticp.
700 2007-04-07 Anatoly Sokolov <aesok@post.ru>
703 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
706 2007-04-07 Bruce Korb <bkorb@gnu.org>
708 * c.opt: Add -Wformat-contains-nul.
709 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
711 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
712 the NUL byte warning.
714 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
716 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
718 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
720 * tree.c (staticp): No longer use staticp langhook.
721 * langhooks.c (lhd_staticp): Removed.
722 * langhooks.h (struct lang_hooks): Remove staticp.
723 * c-common.c (c_staticp): Remove.
724 * c-common.h (c_staticp): Ditto.
725 * langhooks-defs.h (lhd_staticp): Ditto.
726 (LHD_HOOKS_STATICP): Ditto
727 * tree.h (gcc_assert_lowered): New macro.
729 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
731 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
733 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
734 Add argument "reliable". Propagate it through calls.
735 (infer_loop_bounds_from_undefined): Derive number of iterations
736 estimates from references in blocks that do not dominate loop latch.
737 (gcov_type_to_double_int): New function.
738 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
739 and expected_loop_iterations_unbounded.
740 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
741 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
742 * tree-data-ref.c (estimated_loop_iterations): Export.
743 (get_references_in_stmt): Fix -- do not return addresses of local
745 * cfgloop.h (expected_loop_iterations_unbounded,
746 estimated_loop_iterations): Declare.
748 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
750 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
752 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
754 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
755 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
756 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
757 Use output_387_reg_move().
758 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
759 expander using X87MODEF12 mode macro.
760 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
761 choosing register preferences. Use output_387_reg_move().
762 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
763 instead of "x". Use output_387_reg_move().
764 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
765 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
766 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
767 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
768 Use output_387_reg_move().
769 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
771 (*truncxf?f_i387 splitter): Ditto.
773 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
775 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
776 LANG_HOOKS_SAFE_FROM_P.
777 * expr.c (safe_from_p): Remove langhook call.
778 * langhooks.h (lang_hooks): Remove safe_from_p.
779 (lhd_safe_from_p): Remove prototype.
780 * langhooks.c (lhd_safe_from_p): Remove.
782 2007-04-06 Jan Hubicka <jh@suse.cz>
784 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
787 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
789 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
790 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
791 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
792 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
794 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
795 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
797 2007-04-05 Richard Henderson <rth@redhat.com>
799 * config/alpha/alpha.c (print_operand) [+]: Remove.
800 (alpha_end_function): Print nop if call at end of function.
801 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
802 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
803 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
804 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
805 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
806 the call pattern. Update peepholes to match.
808 2007-04-05 Janis Johnson <janis187@us.ibm.com>
810 * doc/extend.texi (Other Builtins): Add decimal float variants
812 * builtins.def: Ditto.
813 * builtins.c (expand_builtin): Ditto.
815 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
816 H.J. Lu <hongjiu.lu@intel.com>
819 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
820 of V8HImode when calling ix86_binary_operator_ok.
821 (sse2_pmaddwd): Call ix86_binary_operator_ok.
822 (sdot_prodv8hi): Operands 1 and 2 must be register.
824 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
826 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
827 initialize align to silence bogus warning.
829 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
832 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
834 (struct sra_walk_fns): Remove use_all parameter from use.
835 (sra_hash_tree): Handle BIT_FIELD_REFs.
836 (sra_elt_hash): Don't hash bitfld blocks.
837 (sra_elt_eq): Skip them in parent compares as well. Handle
839 (sra_walk_expr): Don't maintain or pass down use_all_p.
840 (scan_use): Remove use_all parameter.
841 (scalarize_use): Likewise. Re-expand assignment to
842 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
843 output, and re-scalarize after output. Don't mark anything
845 (scalarize_ldst): Adjust.
846 (scalarize_walk_gimple_modify_statement): Likewise.
847 (build_element_name_1): Handle BIT_FIELD_REFs.
848 (instantiate_element): Don't warn for any element whose parent
850 (instantiate_missing_elements_1): Return the sra_elt.
851 (canon_type_for_field): New.
852 (try_instantiate_multiple_fields): New.
853 (instantiate_missing_elemnts): Use them.
854 (mark_no_warning): Removed.
855 (generate_one_element_ref): Handle BIT_FIELD_REFs.
856 (REPLDUP, sra_build_elt_assignment): New.
857 (generate_copy_inout): Use them.
858 (generate_element_copy): Likewise. Handle bitfld differences.
859 (generate_element_zero): Don't recurse for blocks. Use
860 sra_build_elt_assignment.
861 (generate_one_element_int): Take elt instead of var. Use
862 sra_build_elt_assignment.
863 (generate_element_init_1): Adjust.
864 (scalarize_use, scalarize_copy): Use REPLDUP.
865 (scalarize_ldst): Move assert before dereference.
866 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
868 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
870 * regmove.c: Fix unused variable warnings due to previous commit.
872 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
874 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
875 (regmove_bb_head): Remove.
876 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
877 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
878 problems with fixup_match_1.
879 Don't initialize/free regmove_bb_head.
881 (reg_is_remote_constant_p): If an insn is in the same basic block
882 but not before INSN, consider it remote, too.
884 2007-04-05 Anatoly Sokolov <aesok@post.ru>
887 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
888 DECL_ASSEMBLER_NAME, not the DECL_NAME.
890 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
892 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
893 (CONDITIONAL_REGISTER_USAGE): Likewise.
895 2007-04-04 Richard Henderson <rth@redhat.com>
897 * config/alpha/lib1funcs.asm: Remove unused file.
899 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
902 * opts.c (print_specific_help): Fix --help=<language>
904 (common_handle_option): Support --help=common.
906 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
909 * gcc.c (main): Do not run the linker if
910 print_subprocess_help indicates that it shouldn't be
913 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
916 * doc/invoke.texi (--help=): Document <languages> value, fix
917 formatting in tables of values.
919 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
921 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
922 dllimport attribute of virtual methods.
924 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
926 * config/score/crti.asm: Change _bss_start to __bss_start.
927 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
928 (OUTGOING_REG_PARM_STACK_SPACE) update.
929 * config/score/score.opt: add options to make backend support
930 score5, score5u, score7 and score7d.
931 * config/score/score.md: Likewise.
932 * config/score/misc.md: Likewise.
933 * config/score/mac.md: Likewise.
934 * doc/invoke.texi: Likewise.
935 * doc/md.texi: update constraints define.
937 2007-04-03 Richard Henderson <rth@redhat.com>
939 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
940 an appropriate type, use the mode instead.
942 2007-04-03 Richard Sandiford <richard@codesourcery.com>
944 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
945 Set the default --with-arch setting to mips2.
946 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
947 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
948 (MULTILIB_OSDIRNAMES): Delete.
949 (MULTILIB_DIRNAMES): Define.
950 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
951 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
952 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
953 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
954 VXWORKS_OS_CPP_BUILTINS.
955 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
956 (MIPS_DEBUGGING_INFO): Undefine.
957 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
959 2007-04-03 Jakub Jelinek <jakub@redhat.com>
962 * fold-const.c (native_encode_real): Encode real.c provided longs
963 as a series of 32-bit native integers.
964 (native_interpret_real): Interpret buffer as a series of 32-bit
967 2007-04-03 Richard Guenther <rguenther@suse.de>
969 * genpreds.c (write_insn_constraint_len): Write function
970 optimized for CONSTRAINT_LEN implementation.
971 (write_tm_preds_h): Output insn_constraint_len inline and
972 use it for CONSTRAINT_LEN.
973 (write_insn_preds_c): Don't output insn_constraint_len.
974 * doc/md.texi (define_register_constraint): Document multi-letter
975 constraints shall have the same length if they start with the same
978 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
981 * config/i386/i386.md (isinf<mode>2): Expand only when
982 TARGET_C99_FUNCTIONS is set.
984 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
986 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
987 (x86_64-*-linux*): Ditto.
988 * config/i386/i386.opt (mpc): New option.
989 * config/i386/i386.c (overrride_options): Handle
990 ix87_precision_string.
991 * config/i386/crtprec.c: New file.
992 * config/i386/t-crtpc: Ditto.
993 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
995 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
996 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
997 crtprec32.o, crtprec64.o and crtprec80.o.
999 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
1001 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
1003 2007-04-02 Eric Christopher <echristo@apple.com>
1005 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
1006 limitations on darwin.
1008 2007-04-02 Anatoly Sokolov <aesok@post.ru>
1011 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
1013 2007-04-02 Dave Korn <dave.korn@artimi.com>
1015 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
1017 2007-04-02 Dave Korn <dave.korn@artimi.com>
1019 * libgcc2.h (exception_descriptor): Don't forward-declare.
1020 (__get_eh_table_language, __get_eh_table_version): Delete
1021 prototypes of long-dead functions.
1023 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
1025 * ebitmap.h: New file
1026 * ebitmap.c: New file
1027 * Makefile.in (ebitmap.o): New target.
1029 2007-04-01 Jan Hubicka <jh@suse.cz>
1031 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
1032 before very first instruction.
1034 2007-04-01 Jan Hubicka <jh@suse.cz>
1036 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
1037 waring on 64bit hosts.
1038 * bitmap.h: Fix typo in bitmap_head_def.
1040 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
1042 PR rtl-optimization/31391
1043 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
1044 into a DELETED_LABEL note, and the label is in an empty basic
1045 block, update BB_END as well as BB_HEAD.
1047 2007-04-01 Richard Henderson <rth@redhat.com>
1049 PR tree-optimization/31169
1050 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
1051 to varying if the range is outside [0, prec-1].
1053 2007-04-01 Richard Sandiford <richard@codesourcery.com>
1056 * config/mips/mips.md (load_const_gp): New insn.
1057 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
1058 the MIPS16 GP pseudo register if no_new_pseudos.
1059 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
1061 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1064 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
1066 (call_value): Likewise.
1068 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
1069 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1072 * doc/invoke.texi: (optimization options): Reword description
1073 of -ffast-math. Document its primary purpose.
1075 2007-03-31 Richard Guenther <rguenther@suse.de>
1077 * omp-low.c (splay-tree.h): Include.
1078 (lookup_decl): Replace splay-tree usage by pointer-map.
1079 (maybe_lookup_decl): Likewise.
1080 (new_omp_context): Likewise.
1081 (delete_omp_context): Likewise.
1082 * gimplify.c (splay-tree.h): Include.
1083 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
1085 (remap_ssa_name): Likewise.
1086 (remap_decl): Likewise.
1087 (remap_type_1): Likewise.
1088 (remap_type): Likewise.
1089 (copy_body_r): Likewise.
1090 (expand_call_inline): Likewise.
1091 (clone_body): Likewise.
1092 (copy_tree_r): Likewise.
1093 (remap_save_expr): Likewise.
1094 (unsave_r): Likewise.
1095 (unsave_expr_now): Likewise.
1096 (tree_function_versioning): Likewise.
1097 (build_duplicate_type): Likewise.
1098 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
1099 (struct copy_body_data): Replace splay-tree by pointer-map.
1100 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
1101 not $(SPLAY_TREE_H).
1102 (gimplify.o): Depend on $(SPLAY_TREE_H).
1103 (omp-low.p): Likewise.
1105 2007-03-31 Anatoly Sokolov <aesok@post.ru>
1107 * config/avr/predicates.md (even_register_operand,
1108 odd_register_operand): New predicates.
1109 * config/avr/avr.md (movw peephole2): New.
1110 (movw_r peephole2): New.
1112 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
1114 * tree.h (get_signed_or_unsigned_type): New.
1115 * fold-const.c (operand_equal_for_comparison_p): Use
1116 get_signed_or_unsigned_type instead of
1117 lang_hooks.types.signed_or_unsigned_type.
1118 * expr.c (store_expr): Ditto.
1119 * langhooks.c (get_signed_or_unsigned_type): New.
1120 (lhd_signed_or_unsigned_type): New.
1121 * langhooks.h (lhd_signed_or_unsigned_type): New.
1122 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
1124 2007-03-30 Richard Henderson <rth@redhat.com>
1126 * tree-ssa-loop-ivopts.c: Include target.h.
1127 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
1128 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
1129 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
1130 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
1132 2007-03-30 Richard Henderson <rth@redhat.com>
1133 Kai Tietz <kai.tietz@onevision.com>
1135 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
1137 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
1138 (TARGET_64BIT_MS_ABI): New.
1139 (DBX_REGISTER_NUMBER): Handle 64-bit.
1140 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
1141 (LONG_TYPE_SIZE): Force to 32.
1142 (REG_PARM_STACK_SPACE): New.
1143 (OUTGOING_REG_PARM_STACK_SPACE): New.
1144 (REGPARM_MAX, SSE_REGPARM_MAX): New.
1145 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1146 (STACK_BOUNDARY): Use 128 for 64-bit.
1147 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
1148 Add 64-bit implementation.
1149 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
1151 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
1152 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
1153 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
1154 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
1155 (ix86_handle_cconv_attribute): Don't warn when ignoring if
1156 TARGET_64BIT_MS_ABI.
1157 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
1158 (ix86_pass_by_reference): Likewise.
1159 (ix86_function_value_regno_p): Likewise.
1160 (ix86_build_builtin_va_list): Likewise.
1161 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1162 (function_arg_advance_ms_64): New.
1163 (function_arg_advance): Call it.
1164 (function_arg_ms_64): New.
1165 (function_arg): Call it.
1166 (function_value_ms_64): New.
1167 (ix86_function_value_1): Call it.
1168 (return_in_memory_ms_64): New.
1169 (ix86_return_in_memory): Call it.
1170 (setup_incoming_varargs_ms_64): New.
1171 (ix86_setup_incoming_varargs): Call it.
1172 (ix86_expand_prologue): Handle 64-bit stack probing.
1173 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
1174 (output_pic_addr_const): Likewise.
1175 (x86_this_parameter): Likewise.
1176 (x86_output_mi_thunk): Likewise.
1177 (x86_function_profiler): Likewise.
1178 (TARGET_STRICT_ARGUMENT_NAMING): New.
1179 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
1180 (TARGET_64BIT_MS_ABI): New.
1181 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
1182 * config/i386/i386.md (allocate_stack_worker): Remove.
1183 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
1184 describe the clobber of eax without a match_scratch.
1185 (allocate_stack_worker_postreload): Remove.
1186 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
1187 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
1188 (allocate_stack_worker_rex64_postreload): Remove.
1189 (allocate_stack): Handle 64-bit.
1190 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
1191 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
1192 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
1193 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
1194 (STANDARD_STARTFILE_PREFIX_1): Likewise.
1195 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
1196 * config.build (x86_64-*-mingw*): New host.
1197 * config.host (x86_64-*-mingw*): New host.
1198 * config.gcc (x86_64-*-mingw*): New target.
1199 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
1201 2007-03-30 Richard Henderson <rth@redhat.com>
1202 Kai Tietz <kai.tietz@onevision.com>
1204 * c-pragma.c (struct def_pragma_macro_value): New.
1205 (struct def_pragma_macro): New.
1206 (pushed_macro_table): New.
1207 (dpm_hash, dpm_eq): New.
1208 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
1209 (init_pragma): Install them.
1210 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1212 2007-03-30 Anatoly Sokolov <aesok@post.ru>
1214 * config/avr/avr.c (avr_override_options): Clear
1215 'flag_delete_null_pointer_checks'.
1217 2007-03-30 Paolo Carlini <pcarlini@suse.de>
1220 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
1221 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
1222 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
1223 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
1224 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
1225 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
1226 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
1228 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
1230 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
1232 * regmove.c: Move all of pass_stack_adjustments from here...
1233 * combine-stack-adj.c: ...to this new file.
1234 * Makefile.in: Add rules for combine-stack-adj.o.
1236 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
1238 PR tree-optimization/31383
1239 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
1240 to have the same length.
1242 2007-03-30 Jan Hubicka <jh@suse.cz>
1245 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
1246 availablility; add more sanity checking; ask varpool only about
1249 2007-03-29 Richard Henderson <rth@redhat.com>
1251 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
1252 to decide, but __SIZEOF_LONG_LONG__.
1254 2007-03-29 Richard Henderson <rth@redhat.com>
1256 * emutls.c (struct __emutls_array): New.
1257 (emutls_destroy): Use it instead of casting element 0 from void*.
1258 (__emutls_get_address): Likewise.
1260 2007-03-29 Richard Henderson <rth@redhat.com>
1262 * varasm.c (initializer_constant_valid_p): Don't deny
1263 DECL_DLLIMPORT_P on functions.
1265 * config/i386/cygming.h: Remove function declarations.
1266 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
1267 (ASM_OUTPUT_LABELREF): Remove.
1268 (COMMON_ASM_OP): Remove.
1269 (ASM_OUTPUT_COMMON): Remove.
1270 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
1271 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
1272 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1273 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
1274 Rename from TARGET_ENCODE_SECTION_INFO.
1275 * config/i386/netware.h: Likewise.
1276 * config/i386/i386-protos.h: Update.
1277 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
1278 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
1279 (legitimate_constant_p): Reject dllimports.
1280 (dllimport_map, get_dllimport_decl): New.
1281 (legitimize_dllimport_symbol): New.
1282 (legitimize_address, ix86_expand_move): Use it.
1283 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
1284 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
1285 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
1286 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
1287 * config/i386/predicates.md (constant_call_address_operand): Only
1288 accept symbols; reject dllimport_p symbols.
1289 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
1290 i386_pe_maybe_record_exported_symbol.
1291 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
1292 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
1293 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
1294 trust the setting of DECL_DLLIMPORT_P.
1295 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
1296 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
1297 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
1298 tidy the argument scanning loop.
1299 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
1300 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
1301 (i386_pe_strip_name_encoding): Remove.
1302 (i386_pe_binds_local_p): New.
1303 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
1304 (i386_pe_output_labelref): Remove.
1305 (i386_pe_asm_output_aligned_decl_common): New.
1306 (i386_pe_maybe_record_exported_symbol): Rename from
1307 i386_pe_record_exported_symbol; check for dllexported symbols.
1309 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
1311 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
1312 add comment explaining why vsnprintf cannot be used.
1314 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
1316 PR tree-optimization/30666
1317 * tree.c (build_complex_type): When creating type names for DWARF2
1318 debug info, create TYPE_DECLs for TYPE_NAME instead of
1320 (build_common_tree_nodes_2): Use build_complex_type when building
1321 predefined complex types, to preserve canonical types.
1323 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
1325 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
1326 (noce_get_alt_condition): Look at it to determine whether to
1327 reverse the condition or not.
1328 (noce_get_condition): Substitute the truth for lies.
1329 (noce_find_if_block): Set the then_else_reversed field.
1331 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
1333 * config/fr30/fr30.md (movdi): Do not accept immediates as the
1334 destination of this insn.
1335 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
1336 than calling gen_rtx_SET directly. Use r0 to hold the value of
1337 'address + 4' rather than a stack based temporary which can be
1340 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1342 * config/s390/s390.c (s390_secondary_input_reload_class,
1343 s390_secondary_output_reload_class): Functions removed.
1344 (s390_secondary_reload): New function.
1345 (TARGET_SECONDARY_RELOAD): Target macro defined.
1346 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
1347 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
1348 * config/s390/s390.md ("reload_outti", "reload_outdi",
1349 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
1350 "reload_out<mode>"): Expanders removed.
1351 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
1352 "reload<mode>_nonoffmem_out"): Expanders added.
1354 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1356 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
1357 SRC->DEST replacement failed anyway.
1359 2007-03-28 Mike Stump <mrs@apple.com>
1361 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
1362 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
1363 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
1365 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1367 * config.gcc: Accept barcelona as a variant of amdfam10.
1368 * config/i386/i386.c (override_options): Likewise.
1369 * doc/invoke.texi: Likewise.
1371 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
1373 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
1374 offsets for BIT_FIELD_REF and COMPONENT_REF.
1376 2007-03-28 Richard Guenther <rguenther@suse.de>
1378 * tree.c (is_global_var): Move ...
1379 * tree-flow-inline.h (is_global_var): ... here.
1380 * tree.h (is_global_var): Remove declaration.
1382 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
1384 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
1386 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
1387 * config/i386/i386.c (ix86_tune_features): Initialize new
1389 * config/i386/predicates.md (promotable_binary_operator): Use
1390 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
1392 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
1395 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
1397 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
1399 * config/fr30/fr30.md (movsi_internal): Change destination
1400 constraint from m to V and add m to the end.
1402 2007-03-28 Christian Bruel <christian.bruel@st.com>
1404 * config/sh/sh.md (movsi_i): Fix type attribute.
1406 2007-03-28 Christian Bruel <christian.bruel@st.com>
1408 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
1409 (movsf_ie): Likewise.
1411 2007-03-28 Christian Bruel <christian.bruel@st.com>
1413 * config.gcc: Add sh4-300 to multilib.
1414 * config/sh/t-mlib-sh4-300: New file.
1416 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
1418 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
1419 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
1421 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
1422 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
1423 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
1424 "fixuns_trunctddi2"): Whitespace fix.
1426 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
1428 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
1429 the definition of struct sh_args.
1430 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
1431 CALL_COOKIE_INT_REG_GET): Likewise.
1433 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
1435 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
1436 transformations are applied successfully.
1438 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
1440 * tree.c (tree_contains_struct): Permit 512 tree codes.
1441 * tree.h (tree_contains_struct): Ditto.
1442 (MAX_TREE_CODES): Ditto.
1443 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
1444 SPARE member to store remaining padding bits.
1446 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1448 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
1451 2007-03-27 Janis Johnson <janis187@us.ibm.com>
1453 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
1454 * configure: Regenerate.
1456 * configure: Regenerate using the correct version of autoconf.
1458 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1460 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
1462 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
1463 regs to "__SP_L__" and "__SP_H__".
1465 2007-03-27 Richard Guenther <rguenther@suse.de>
1467 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
1468 computations with it with a HOST_WIDE_INT variable.
1470 2007-03-26 Mike Stump <mrs@apple.com>
1472 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
1473 objective-c-header, objective-c++-header and objc++-cpp-output
1475 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1477 2007-03-26 Richard Henderson <rth@redhat.com>
1480 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
1481 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
1482 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
1483 IX86_BUILTIN_PSRLQ128): New.
1484 (ix86_init_mmx_sse_builtins): Add them.
1485 (ix86_expand_builtin): Expand them.
1486 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
1487 operand 2 be TImode.
1488 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
1489 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
1490 _mm_srli_epi64): Mark __B const.
1491 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
1492 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
1493 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
1494 new two-vector shift builtins.
1496 2007-03-26 Ian Lance Taylor <iant@google.com>
1498 PR tree-optimization/31345
1499 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
1500 [+INF, +INF(OVF)] into VARYING.
1502 2007-03-26 Zack Weinberg <zackw@panix.com>
1504 * gengtype-parse.c: New file.
1505 * gengtype-yacc.y: Delete.
1506 * gengtype-lex.l: Don't include gengtype-yacc.h.
1507 Define YY_DECL and yyterminate appropriately for recursive
1508 descent parser. yylval is now a string out-parameter to yylex.
1509 (HWS, EOID): New shorthand.
1510 (IWORD): Add a couple more types.
1511 (yylex): Add a setup stanza. Remove the complex rules for
1512 detecting GTY'ed types and typedefs; replace with simple
1513 keyword detectors. Adjust everything for the changed
1514 definition of yylval. Ignore all pp-directives, not just #define.
1516 (parse_file): Rename yybegin; do not call yyparse.
1518 * gengtype.c (xasprintf): Export again.
1519 (this_file): New. Use everywhere __FILE__ was being used.
1520 (get_lang_bitmap): Special case types defined in gengtype.c.
1521 (do_typedef, new_structure): Suppress definition of certain types.
1522 (new_structure): Improve diagnostics of duplicate definitions.
1523 Make sure location_s is associated with input.h.
1524 (nreverse_pairs, define_location_structures): New functions.
1525 (main): Improve tagging of kludge types. Remove old kludges
1526 for input.h types; use define_location_structures.
1527 * gengtype.h: Update prototypes. Define token codes here.
1528 * Makefile.in: Remove all references to gengtype-yacc.
1529 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
1531 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
1532 add GTY((skip)) to the field that's only conditionally there.
1533 * doc/install.texi: Document that Bison is no longer required
1534 unless building treelang.
1536 * gengtype.c: Don't include gtyp-gen.h.
1537 (srcdir): Declare here.
1538 (base_files, lang_dir_names): Allocate dynamically.
1539 (gt_files, num_gt_files, num_lang_dirs): New globals.
1540 (measure_input_list, read_input_line, read_input_list)
1541 (set_lang_bitmap): New functions.
1542 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
1543 simplify, relying on read_input_list to set up the bitmaps.
1544 (main): Arguments are no longer unused. Check for correct number
1545 of command line arguments, set srcdir and srcdir_len, then call
1546 read_input_list, before doing anything else. No need to worry
1547 about duplicates in main loop.
1548 * configure.ac: Simplify the calculation of all_gtfiles.
1549 Put language tags in there. Don't set or substitute
1550 all_gtfiles_files_langs or all_gtfiles_files_frags.
1551 * Makefile.in: Revamp the way gengtype is invoked, now that it
1552 takes a file on its command line with a much simpler format.
1553 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
1554 (GTFILES): Remove duplicates and C source files.
1555 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
1556 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
1557 * configure: Regenerate.
1559 * gengtype.h: Remove all type definitions to gengtype.c; leave
1560 only definitions of options_p, type_p, and pair_p as opaque
1561 pointers. Update prototypes.
1562 * gengtype.c: Many type definitions moved here from gengtype.h.
1563 Consolidate type definitions at the top of the file.
1564 (xvasprintf): Delete.
1565 (xasprintf): Make static.
1566 (create_nested_pointer_option): Add 'next' parameter.
1567 (create_field_all, create_field_at): New functions.
1568 (create_field): Now a thin wrapper around create_field_all.
1569 (create_optional_field): Rename create_optional_field_ and add
1570 line argument. Original name is now a macro which supplies
1572 (oprintf): Use vsnprintf directly.
1573 (close_output_files): Use fatal rather than perror/exit.
1574 (note_def_vec, note_def_vec_alloc): Use create_field_at.
1575 (main): Set progname. Don't use exit.
1576 * gengtype-yacc.y (struct_fields): Use create_field_at.
1577 (option, optionseqopt): Delete.
1578 (optionseq): Consolidate productions from option here so we
1579 can use the first argument to create_option.
1581 * gengtype-lex.l: Distinguish unions from structures in the
1582 token type. Don't call find_structure; return the tag as a string.
1583 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
1584 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
1585 Reorganize typedef_struct production accordingly.
1586 Use create_nested_ptr_option.
1587 * gengtype.c (create_nested_ptr_option): New function.
1588 * gengtype.h: Declare it.
1590 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
1591 (string_type): Don't declare.
1592 (do_scalar_typedef): Declare.
1593 (create_scalar_type): Update prototype.
1594 * gengtype.c (string_type): Make static.
1595 (scalar_nonchar, scalar_char): New.
1596 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
1597 (resolve_typedef): Use scalar_nonchar for error recovery.
1598 (create_scalar_type): Remove name_len field. Return scalar_char
1599 or scalar_nonchar as appropriate.
1600 (adjust_field_type): Look at scalar_is_char boolean to decide whether
1602 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
1604 (main): Initialize scalar_char and scalar_nonchar before calling
1606 * gengtype-lex.l: Adjust for removal of second argument to
1607 create_scalar_type. Use yylval.s instead of yylval.t when
1609 * gengtype-yacc.y: Type of SCALAR is string. Call
1610 create_scalar_type from type:SCALAR rule. Adjust for removal of
1611 second argument to create_scalar_type.
1613 * vec.h: Remove all #if IN_GENGTYPE blocks.
1614 Add comment saying that changes may require adjustments to gengtype.
1615 * gengtype.c: Don't include coretypes.h or tm.h.
1616 Add comment to inclusion of errors.h.
1617 (note_def_vec, note_def_vec_alloc): New functions.
1618 * gengtype.h: Declare new functions.
1619 * gengtype-lex.l: Don't include coretypes.h.
1620 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
1622 (update_lineno): Remove unnecessary prototype.
1623 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
1624 (VEC rule): Just return VEC_TOKEN.
1625 * gengtype-yacc.y (VEC_TOKEN): New token type.
1626 (type): Add a production for VEC(a,b).
1627 * Makefile.in: Update dependencies.
1629 * gengtype-lex.l: Remove rules for parsing pointer-to-function
1630 typedefs that use the old PARAMS macro.
1632 * gengtype-lex.l: Remove all rules and states relating to yacc
1634 * gengtype-yacc.y: Similarly.
1635 * gengtype.c (note_yacc_type): Delete function.
1636 * gengtype.h: Update prototypes.
1638 2007-03-26 Joseph Myers <joseph@codesourcery.com>
1640 * tree-pretty-print.c (dump_generic_node): Report precision of
1641 unnamed integer types.
1643 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
1645 * ifcvt.c (noce_try_store_flag_constants): Don't check
1646 no_new_pseudos here.
1647 (noce_try_store_flag_constants): Don't check no_new_pseudos.
1648 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
1649 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
1650 noce_try_sign_mask): Likewise.
1651 (if_convert): Check no_new_pseudos here.
1653 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
1655 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
1656 (noce_get_condition): Handle new then_else_reversed argument.
1657 (noce_init_if_info): Remove, fold into noce_find_if_block.
1658 (noce_process_if_block): Take a struct noce_if_info as the
1659 argument. Don't set up one based on ce_if_info. Update pointer
1660 references accordingly.
1661 (cond_move_process_if_block): Likewise.
1662 (process_if_block): Removed.
1663 (find_if_block): Removed. Move functionality two new functions,
1664 noce_find_if_block and cond_exec_find_if_block.
1665 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
1666 blocks and the symmetric IF-ELSE-JOIN case.
1667 (cond_exec_find_if_block): Also new function mostly based on old
1668 find_if_block and process_if_block.
1669 (find_if_header): Replace find_if_block call with separately
1670 guarded calls to noce_find_if_block and cond_exec_find_if_block.
1671 (find_cond_trap): Update noce_get_condition call.
1672 (dead_or_predicable): Likewise.
1674 2007-03-26 Jakub Jelinek <jakub@redhat.com>
1676 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
1678 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
1679 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
1680 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
1681 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
1682 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
1683 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
1684 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
1685 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
1686 __builtin_ia32_psrad128 builtins.
1688 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
1690 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
1691 * config/i386/constraints.md
1692 (define_constraint "I"): Use IN_RANGE macro.
1693 (define_constraint "J"): Ditto.
1694 (define_constraint "K"): Ditto.
1695 (define_constraint "M"): Ditto.
1696 (define_constraint "N"): Ditto.
1697 (define_constraint "O"): Ditto.
1698 * config/i386/predicates.md
1699 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
1700 (define_predicate "const_0_to_3_operand"): Ditto.
1701 (define_predicate "const_0_to_7_operand"): Ditto.
1702 (define_predicate "const_0_to_15_operand"): Ditto.
1703 (define_predicate "const_0_to_63_operand"): Ditto.
1704 (define_predicate "const_0_to_255_operand"): Ditto.
1705 (define_predicate "const_1_to_31_operand"): Ditto.
1706 (define_predicate "const_2_to_3_operand"): Ditto.
1707 (define_predicate "const_4_to_7_operand"): Ditto.
1709 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1711 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
1712 in SImode for save_world.
1713 * config/rs6000/altivec.md (save_world, restore_world): Convert to
1716 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
1718 PR tree-optimization/30784
1719 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
1722 2007-03-25 Revital Eres <eres@il.ibm.com>
1724 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
1725 Fold movement_possibility function into it.
1727 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1729 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
1730 (load_macho_picbase_{si,di}): Convert to LR hard reg.
1731 (call_indirect_nonlocal_darwin64): Same.
1732 (call_nonlocal_darwin64): Same.
1733 (call_value_indirect_nonlocal_darwin64): Same.
1734 (call_value_nonlocal_darwin64): Same.
1735 (sibcall_nonlocal_darwin64): Same.
1736 (sibcall_value_nonlocal_darwin64): Same.
1737 (sibcall_symbolic_64): Same.
1738 (sibcall_value_symbolic_64): Same.
1739 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
1741 (rs6000_emit_load_toc_table): Same.
1742 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
1743 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
1749 (load_toc_v4_pic_si): Same
1750 (load_toc_v4_PIC_1): Same.
1751 (load_toc_v4_PIC_1b): Same.
1752 (call_indirect_aix{32,64}): Same.
1753 (call_value_indirect_aix{32,64}): Same.
1756 (call_local{32,64}): Same.
1757 (call_value_local{32,64}): Same.
1758 (call_indirect_nonlocal_aix{32,64}): Same.
1759 (call_nonlocal_aix{32,64}): Same.
1760 (call_value_indirect_nonlocal_aix{32,64}): Same.
1761 (call_value_nonlocal_aix{32,64}): Same.
1762 (call_indirect_nonlocal_sysv<mode>): Same.
1763 (call_nonlocal_sysv<mode>): Same.
1764 (call_value_indirect_nonlocal_sysv<mode>): Same.
1765 (call_value_nonlocal_sysv<mode>): Same.
1767 (sibcall_local{32,64}): Same.
1768 (sibcall_value_local{32,64}): Same.
1769 (sibcall_nonlocal_aix{32,64}): Same.
1770 (sibcall_value_nonlocal_aix{32,64}): Same.
1771 (sibcall_nonlocal_sysv<mode>): Same.
1772 (sibcall_value): Same.
1773 (sibcall_value_nonlocal_sysv<mode>): Same.
1775 2007-03-24 Paul Brook <paul@codesourcery.com>
1777 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
1778 * config/arm/linux-eabi.h: Remove legacy syscall hack.
1780 2007-03-24 Richard Henderson <rth@redhat.com>
1782 * config/ia64/constraints.md: New file.
1783 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
1784 satisfies_constraint_?.
1785 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
1786 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
1787 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
1788 ia64_output_mi_thunk): Likewise.
1789 (ia64_const_ok_for_letter_p): Remove.
1790 (ia64_const_double_ok_for_letter_p): Remove.
1791 (ia64_extra_constraint): Remove.
1792 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
1793 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
1794 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
1795 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
1796 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
1797 EXTRA_MEMORY_CONSTRAINT): Remove.
1798 * config/ia64/ia64.md: Include constriants.md. Replace
1799 CONST_OK_FOR_? with satisfies_constraint_?.
1801 2007-03-23 Michael Meissner <michael.meissner@amd.com>
1802 H.J. Lu <hongjiu.lu@intel.com>
1804 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
1806 (name macros): Use DPD_BID_NAME to convert names properly.
1808 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
1809 decimal floating point format.
1810 (init_floating_libfuncs): Change decimal functions so that they
1811 have a "bid_" prefix if the decimal system uses the BID format,
1812 and "dpd_" prefix if the decimal system uses the DPD format.
1813 (init_interclass_conv_libfuncs): Ditto.
1814 (init_intraclass_conv_libfuncs): Ditto.
1816 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1817 using the BID format.
1819 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1820 whether we are using the BID decimal format.
1821 * configure: Regenerate.
1823 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1824 the compiler has decimal floating point enabled. Define
1825 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1828 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1829 using the BID format.
1831 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1832 whether we are using the BID decimal format.
1833 * configure: Regenerate.
1835 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1836 the compiler has decimal floating point enabled. Define
1837 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1840 * doc/install.texi (--enable-decimal-float): Document BID and DPD
1841 options, and that it is enabled for i386/x86_64 systems.
1843 * Makefile.in (enable_decimal_float): New.
1845 (DECNUMINC): Add -I$(DECNUMFMT).
1846 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
1847 to $(DECNUMFMT) from $(DECNUM).
1849 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
1850 Substitute enable_decimal_float.
1851 * configure: Regenerated.
1854 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
1857 * configure.ac: Enable decimal float for x86_64-*-linux*.
1858 * configure: Regenerated.
1861 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
1862 decimal128ClearSign to flip and clear the sign bit in decimal128.
1863 (decimal_real_maxval): Set decimal128SetSign to set the sign
1866 2007-03-23 Ian Lance Taylor <iant@google.com>
1868 * fold-const.c (fold_binary): Correct warning for X - c >= X.
1870 2007-03-23 Ian Lance Taylor <iant@google.com>
1872 * tree-dump.c (dump_files): Correct comment.
1874 2007-03-23 Ian Lance Taylor <iant@google.com>
1876 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
1878 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
1880 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
1881 in cfglayout mode. Don't go into and out of cfglayout mode.
1882 Link the blocks in the order of the constructed traces.
1883 (rest_of_handle_tracer): Adjust call to tracer.
1884 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
1885 Don't go into cfglayout mode.
1886 (rtl_loop_done): Don't go out of cfglayout mode.
1887 * cfglayout.c (relink_block_chain): New function, split out from...
1888 (fixup_reorder_chain): ...here. Remove redundant checking.
1889 (cfg_layout_finalize): Don't clear the header, footer, and aux
1890 fields here, move the code to do so to relink_block_chain. Likewise
1891 for free_original_copy_tables.
1892 * rtl.h (tracer): Update prototype.
1893 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
1894 Assert we are in cfglayout mode. Don't go into and out of cfglayout
1895 mode. Use relink_block_chain to serialize the CFG according to the
1896 new basic block order. Move targetm.cannot_modify_jumps_p check from
1898 (gate_handle_reorder_blocks): ...to here.
1899 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
1901 (gate_duplicate_computed_gotos): ...to here.
1902 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
1903 something always changes when going into and out of cfglayout mode.
1904 Perform an expensive cfg cleanup while going into cfglayout mode.
1905 Always update liveness information on HAVE_conditional_execution
1906 targets. Reserialize the basic blocks and go out of cfglayout mode.
1907 * reg-stack.c: Include cfglayout.h.
1908 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
1909 the call to reorder_basic_blocks.
1910 * basic-block.h (reorder_basic_blocks): Update prototype.
1911 (relink_block_chain): New prototype.
1912 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
1914 2007-03-23 Joseph Myers <joseph@codesourcery.com>
1916 * config/mips/mips.md (type, hazard, *movdi_32bit,
1917 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
1918 *movhi_internal, *movqi_internal, *movsf_hardfloat,
1919 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
1920 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
1921 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
1923 (movcc): Change first xfer to multi.
1924 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
1925 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
1926 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
1927 config/mips/generic.md: Change reservations using "xfer" to use
1929 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
1930 using match_operand.
1931 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
1932 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
1934 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
1936 2007-03-22 Richard Henderson <rth@redhat.com>
1938 * config/i386/i386.c: Remove unnecessary function declarations.
1939 Move targetm definition, and all related macros, to the end of
1940 the file. Resort some functions to put definitions before uses.
1941 (ix86_attribute_table): Make static. Move to end of file.
1942 (ix86_gimplify_va_arg): Make static.
1944 2007-03-22 Richard Henderson <rth@redhat.com>
1946 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
1947 don't increase local_regparm with force_align_arg_pointer check.
1948 (ix86_function_sseregparm): Assert 32-bit.
1949 (type_has_variadic_args_p): New.
1950 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
1951 type_has_variadic_args_p.
1952 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
1953 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
1954 use memset instead. Do maybe_vaarg check first; skip attribute
1955 tests if true; skip attribute tests for 64-bit.
1956 (construct_container): Remove TARGET_DEBUG_ARG.
1957 (function_arg_advance_32, function_arg_advance_64): Split out ...
1958 (function_arg_advance): ... from here.
1959 (function_arg_32, function_arg_64): Split out ...
1960 (function_arg): ... from here.
1961 (ix86_pass_by_reference): Tidy.
1962 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
1963 (function_value_32): New, from parts of ix86_function_value
1964 and ix86_value_regno.
1965 (function_value_64): New, from parts of ix86_function_value
1966 and ix86_libcall_value.
1967 (ix86_function_value_1): New.
1968 (ix86_function_value, ix86_libcall_value): Use it.
1969 (return_in_memory_32, return_in_memory_64): Split out ...
1970 (ix86_return_in_memory): ... from here.
1971 (ix86_struct_value_rtx): Skip for 64-bit.
1972 (ix86_libcall_value, ix86_value_regno): Remove.
1973 (setup_incoming_varargs_64): Split out ...
1974 (ix86_setup_incoming_varargs): ... from here.
1975 (ix86_va_start): Remove TARGET_DEBUG_ARG.
1976 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
1977 * config/i386/i386-protos.h (ix86_function_value): Remove.
1978 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
1980 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1983 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
1984 infinities not supported, otherwise emit warning if -Woverflow. On
1985 underflow, emit warning if -Woverflow.
1986 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
1988 * real.h (real_from_string): Update declaration
1990 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
1991 Richard Henderson <rth@redhat.com>
1993 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
1994 * calls.c (compute_argument_block_size, expand_call,
1995 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
1996 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
1997 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
1998 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
1999 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
2000 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
2001 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
2002 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
2005 2007-03-22 Joseph Myers <joseph@codesourcery.com>
2007 * c-incpath.c (add_sysroot_to_chain): New.
2008 (merge_include_chains): Add sysroot argument. Call
2009 add_sysroot_to_chain if sysrooted.
2010 (register_include_chains): Update call to merge_include_chains.
2011 * doc/cppopts.texi: Document use of '=' in include directory
2014 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
2016 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
2017 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
2018 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
2019 insn pattern using X87MODEF12 mode macro.
2021 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
2023 * regmove.c (regmove_optimize): Use reg_mentioned_p
2024 instead of reg_overlap_mentioned_p for DST.
2026 2007-03-21 Mike Stump <mrs@apple.com>
2028 * c.opt: Fixup for Objective-C/C++.
2030 2007-03-21 Steve Ellcey <sje@cup.hp.com>
2032 * explow.c (convert_memory_address): Fold memory reference when
2033 POINTERS_EXTEND_UNSIGNED < 0
2035 2007-03-21 Richard Henderson <rth@redhat.com>
2038 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
2039 * config/i386/mmintrin.h (__m64): Likewise.
2040 * config/i386/xmmintrin.h (__m128): Likewise.
2042 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2044 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
2045 (VXWORKS_OS_CPP_BUILTINS): Define.
2046 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
2047 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
2049 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2051 * rtl.h (constant_pool_reference_p): Delete.
2052 (find_constant_src): Declare.
2053 * rtlanal.c (find_constant_src): New function.
2054 * simplify-rtx.c (constant_pool_reference_p): Delete.
2055 * config/i386/i386.md: Use find_constant_src instead of
2056 constant_pool_reference_p/avoid_constant_pool_reference pairs.
2058 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2060 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
2061 * c-cppbuiltin.c (c_cpp_builtins): Define them.
2063 2007-03-20 Mark Mitchell <mark@codesourcery.com>
2065 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
2066 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
2067 (arm_elf_asm_constructor): Use it.
2068 (arm_elf_asm_destructor): New function.
2070 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
2072 * jump.c (mark_jump_label): Treat SEQUENCE specially.
2074 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
2076 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
2078 2007-03-19 Andrew Haley <aph@redhat.com>
2080 PR tree-optimization/31264
2081 * tree-vrp.c (register_edge_assert_for_1): Don't look though
2084 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
2086 PR rtl-optimization/30907
2087 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
2088 (fwprop_init): Always call loop_optimizer_initialize.
2089 (fwprop_done): Always call loop_optimizer_finalize.
2090 (fwprop): We always have loop info now.
2091 (gate_fwprop_addr): Remove.
2092 (pass_fwprop_addr): Use gate_fwprop as gate.
2094 PR rtl-optimization/30841
2095 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
2096 df_chain_alloc): Call df_reorganize_refs unconditionally.
2097 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
2098 refs_organized to refs_organized_size.
2099 (df_ref_create_structure): Use refs_organized_size instead of
2100 bitmap_size if refs had been organized, and keep refs_organized_size
2102 * df.h (struct df_ref_info): Change refs_organized to
2103 refs_organized_size.
2104 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
2107 2007-03-19 Mark Mitchell <mark@codesourcery.com>
2109 * except.c (output_function_exception_table): Do not reference the
2110 EH personality routine for functions that do not require an
2113 2007-03-20 Jakub Jelinek <jakub@redhat.com>
2116 * c-typeck.c (convert_for_assignment): Call comptypes for
2117 RECORD_TYPE or UNION_TYPE.
2120 * reload1.c (reload): Do invalid ASM checking after
2121 cleanup_subreg_operands.
2123 2007-03-19 Jeff Law <law@redhat.com>
2125 * tree-cfg.c (find_taken_edge): Tighten conditions for
2126 optimizing computed gotos.
2128 2007-03-19 Michael Matz <matz@suse.de>
2130 * builtins.c (expand_builtin_sync_operation,
2131 expand_builtin_compare_and_swap,
2132 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
2135 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
2136 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
2139 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2141 * doc/tm.texi: Add brackets around the return type of
2142 TARGET_SECONDARY_RELOAD.
2144 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2145 Richard Guenther <rguenther@suse.de>
2147 PR tree-optimization/31254
2148 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
2149 Use handled_component_p () where appropriate. Continue
2150 propagating into the rhs if we propagated into an INDIRECT_REF
2153 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2155 * config/s390/s390.md (op_type attribute): RRR instruction type added.
2156 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
2157 (xde, xdee): Mode attributes adjusted to support DFP modes.
2158 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
2159 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
2160 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
2161 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
2162 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
2163 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2164 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
2166 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
2167 "movsf"): Insn definitions removed.
2168 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
2169 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
2170 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
2172 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
2173 "reload_in<mode>", "reload_out<mode>"): Expander added.
2174 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
2177 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2179 * config/s390/s390.md: Only non-functional changes. Renamed
2180 FPR mode macro to BFP all over the file.
2182 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2184 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
2185 (op_type attribute): RRF instruction type added.
2186 (fT0): New mode attribute.
2187 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2188 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
2189 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
2190 no secondary memory is needed when moving DFmode values between GPRs
2193 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2195 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
2196 inverted and documentation adjusted.
2197 ("mhard-dfp", "msoft-dfp"): New options.
2198 * config/s390/s390.c (s390_handle_arch_option): New architecture
2200 (override_options): Sanity checks for the new options added.
2201 * config.gcc: New architecture switch: z9-ec.
2202 * config/s390/s390.h (processor_flags): PF_DFP added.
2203 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
2204 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
2205 when the bit is NOT set so remove it from the defaults.
2207 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2209 * genemit.c (main): Print include statement for dfp.h.
2210 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
2213 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2215 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
2217 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
2220 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
2223 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2225 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
2226 attr_length_call, output_call, output_indirect_call): Cleanup
2227 formatting of targetm calls.
2229 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2231 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2233 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2235 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
2236 reservation, bypass and anti-bypass descriptions for these instructions.
2237 Update move patterns.
2238 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
2241 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
2243 * tree-vect-transform.c (get_initial_def_for_induction): Replace
2244 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
2245 (get_initial_def_for_reduction): Likewise.
2247 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
2249 Fix PR tree-optimization/29922
2250 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
2251 (get_representative): Removed.
2252 (value_dies_in_block_x): Update for rvuse removal.
2253 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
2254 (compute_antic_aux): Handle when PHI nodes appear in
2255 non-single-successors.
2256 (dump_bitmap_of_names): Removed.
2257 (compute_antic_safe): Renamed and removed rvuse calculation.
2258 Calculate only antic safe.
2259 (insert_into_preds_of_block): Remove assert.
2260 (execute_pre): Update for renamed functions.
2261 (defer_or_phi_translate_block): New function.
2263 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2265 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
2266 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
2268 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
2269 Follow spelling conventions.
2271 * tree-data-ref.h: Remove the prototype for analyze_array.
2273 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
2275 PR tree-optimization/31041
2276 * tree-vect-transform.c (get_initial_def_for_induction): Call
2277 force_gimple_operand.
2279 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
2281 * ipa-type-escape.c (look_for_casts) : Revert code to use
2282 handled_component_p due to ada test a-numaux.adb.
2284 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2286 * final.c (final_scan_insn): Alter the condition of a
2287 conditional trap if we have nonstandard CC.
2289 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2291 * configure.ac: Remove excess quoting from asm line 0 test.
2292 * configure: Rebuilt.
2294 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2296 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
2297 * c-common.c (convert_and_check): Move warning logic to...
2298 (warnings_for_convert_and_check): ...here. Define.
2299 * c-common.h (warnings_for_convert_and_check): Declare.
2301 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2303 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
2304 (output_call): Likewise.
2306 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2308 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
2310 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2312 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
2314 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
2316 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
2317 opteron, athlon-64 and athlon-fx processor_alias_table entries.
2319 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
2321 PR tree-optimization/31183
2322 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2323 Use double_int instead of unsigned int for representing access_strides.
2324 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
2326 2007-03-16 Richard Guenther <rguenther@suse.de>
2328 PR tree-optimization/31146
2329 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
2330 to allow recursion of forward_propagate_addr_expr.
2331 (forward_propagate_addr_into_variable_array_index): Likewise.
2332 (forward_propagate_addr_expr): Likewise.
2333 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2334 (forward_propagate_addr_expr_1): Recurse on simple copies
2335 instead of propagating into them. Do so for useless conversions
2337 (forward_propagate_addr_expr): Clean up unused statements after
2340 2007-03-16 Richard Guenther <rguenther@suse.de>
2342 * builtins.c (expand_builtin_cexpi): Use the right argument
2343 for the expansion via cexp.
2345 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2347 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
2348 * configure: Rebuilt.
2350 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2353 * dwarf2out.c (force_type_die): Adjust comment.
2354 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
2356 2007-03-15 DJ Delorie <dj@redhat.com>
2358 * config/frv/predicates.md (minmax_operator): Don't check operands
2361 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2363 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
2364 Update constant estimates of number of iterations.
2365 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
2366 argument renamed to "realistic".
2367 (compute_estimated_nb_iterations): Removed.
2368 (record_niter_bound): New function.
2369 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
2370 call record_nonwrapping_iv with upper = false.
2371 (infer_loop_bounds_from_signedness): Pass upper argument to
2372 record_nonwrapping_iv.
2373 (estimate_numbers_of_iterations_loop): Do not call
2374 compute_estimated_nb_iterations. Record estimate based on profile
2375 information. Initialize the constant estimates of number of
2377 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
2379 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
2380 number of iterations is too small.
2381 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
2382 (EST_NOT_AVAILABLE): Removed.
2383 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
2384 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
2387 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2389 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
2390 Handle NE_EXPR guards.
2392 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2395 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
2396 Set also -pedantic-errors by default for the preprocessor unless
2397 -fpermissive is given.
2399 2007-03-15 Richard Guenther <rguenther@suse.de>
2403 * builtins.c (expand_builtin_cexpi): As a fallback if we
2404 don't have builtins for sincos or cexp create a function
2405 declaration for cexp and expand to a call to that.
2406 (expand_builtin_int_roundingfn): Always fall
2407 back to floor/ceil and its variants even if they may be
2410 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
2413 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
2414 jump tables, move the call to delete_dead_jumptables from here...
2415 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
2416 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
2417 don't allow merging of blocks that try_redirect_by_replacing_jump
2418 also does not handle when not optimizing.
2420 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2421 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2423 * config/i386/i386.md (x86_sahf_1): Correctly handle
2426 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2429 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
2430 x86_64_general_operand as operand[2] predicate. Remove "iF"
2431 from operand constraints and use "e" constraint instead.
2432 (*subti3_1, *subti3_1 splitter): Ditto.
2433 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
2434 operand[1] predicate.
2436 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
2438 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
2439 arrays, multiply the access strides by the size of the sub-array.
2440 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
2442 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2444 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
2445 the configured assembler supports the sahf mnemonic.
2446 * configure: Regenerate.
2447 * config.in: Regenerate.
2449 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
2450 emit "sahf" or ".byte\t0x9e" as asm template.
2452 2007-03-14 Michael Meissner <michael.meissner@amd.com>
2455 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
2456 option to replace hard coded TARGET_xxx in md file.
2457 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
2458 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2459 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
2460 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
2461 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
2462 (X86_TUNE_NOT_VECTORMODE): Ditto.
2463 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
2464 (TUNE_AVOID_VECTOR_DECODE): Ditto.
2465 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2466 (TUNE_SLOW_IMUL_IMM8): Ditto.
2467 (TUNE_MOVE_M1_VIA_OR): Ditto.
2468 (TUNE_NOT_UNPAIRABLE): Ditto.
2469 (TUNE_NOT_VECTORMODE): Ditto.
2471 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
2474 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
2475 tuning options instead of hard coded TARGET_xxx.
2476 (fix ssemode peephole2's): Ditto.
2477 (imul peephole2's): Ditto.
2479 (movdi_or_rex64): Ditto.
2480 (move peephole2): Ditto.
2481 (not peephole2's): Ditto.
2483 2007-03-14 Dirk Mueller <dmueller@suse.de>
2485 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
2486 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
2487 * c-parser.c (c_parser_if_body): Always add an empty statement in case
2489 * c-parser.c (c_parser_do_statement): Warn about empty body in
2491 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
2492 * doc/invoke.texi (-Wempty-body): Update documentation.
2494 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2497 * c-common.h (warn_for_div_by_zero): Declare.
2498 * c-common.c (warn_for_div_by_zero): Define.
2499 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
2502 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2504 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
2505 to PREFIX and STANDARD_PREFIX.
2507 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2508 Phil Edwards <phil@codesourcery.com>
2510 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
2511 (__gthread_once_t): Remove busy field for RTPs.
2512 (__GTHREAD_ONCE_INIT): Update accordingly.
2514 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2516 * doc/invoke.texi: Document VxWorks options.
2518 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2520 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
2522 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
2524 PR tree-optimization/30590
2525 * tree-nrv.c (tree_nrv): Check for the partial update of the
2528 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2530 * flags.h (flag_random_seed): Remove declaration, in favor of...
2531 * toplev.h (get_random_seed, set_random_seed): ... these.
2532 * tree.c (get_file_function_name): Use the former.
2533 * opts.c (common_handle_option): Use the latter.
2536 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
2539 * cse.c (cse_find_path): Do not bail out if a basic block that
2540 we already visited now becomes part of a path that starts at a
2541 different basic block. Just disallow this, to make sure we
2542 visit each basic block at most once.
2544 2007-03-13 Jan Hubicka <jh@suse.cz>
2546 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
2547 when profile esitmate is present, calls with very low frequency are
2550 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
2552 PR tree-optimization/30730
2553 PR tree-optimization/26900
2554 * tree-ssa-loop-niter.c: Include gmp.h.
2556 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
2557 split_to_var_and_offset, determine_value_range,
2558 bound_difference_of_offsetted_base, refine_bounds_using_guard,
2559 bound_difference, bounds_add, bounds_negate,
2560 number_of_iterations_ne_max, dump_affine_iv): New functions.
2561 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2562 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
2563 difference of initial and final value of control iv to validate
2565 (number_of_iterations_cond): Add loop parameter. Determine bounds
2566 on the difference of the extremes of the control iv. Add dumps.
2567 (expand_simple_operations): Handle phi nodes.
2568 (simplify_using_initial_conditions): Do not record used conditions.
2569 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
2570 Do not set additional_info.
2571 (implies_nonnegative_p, implies_ge_p): Removed.
2572 (derive_constant_upper_bound): Do not use parameter `additional'.
2573 (record_estimate): Parameter `additional' removed. Parameter
2574 `i_bound' added. Do not call derive_constant_upper_bound.
2575 (record_nonwrapping_iv): Use derive_constant_upper_bound to
2576 bound the number of iterations estimate.
2577 (estimate_numbers_of_iterations_loop): Pass the estimate from
2578 the number of iterations analysis to record_estimate.
2579 * tree.h (multiple_of_p): Declare.
2580 * tree-scalar-evolution.c (expression_expensive_p): Removed.
2581 (scev_const_prop): Do not check expression_expensive_p.
2582 * fold-const.c (multiple_of_p): Exported.
2583 * double-int.c (double_int_mask): Exported.
2584 * double-int.h (double_int_mask): Declare.
2585 * tree-flow.h (struct tree_niter_desc): Removed additional_info
2586 field. Added max field.
2588 2007-03-13 David Taylor <taylor@candd.org>
2591 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
2594 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2597 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
2598 two unamed patterns.
2600 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
2602 * config/i386/i386.opt (mcx16, msahf): New options.
2603 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
2604 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
2606 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
2607 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
2608 Output -mcx16 and -msahf options when corresponding bit is set.
2610 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
2613 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2615 * configure.ac: Test for assembler tolerance to # 0 "".
2616 * configure, config.in: Rebuilt.
2617 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
2619 2007-03-13 Geoffrey Keating <geoffk@apple.com>
2621 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
2623 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
2624 (handle_syscall): Handle direct system calls.
2625 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
2627 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2629 * doc/invoke.texi: Fix cpp.info cross-reference.
2630 * doc/passes.texi: Fix gcc.info cross-reference.
2632 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
2634 PR tree-optimization/30835
2635 * lambda-code.c (can_convert_to_perfect_nest): Check whether
2636 bb_for_stmt is not NULL before accessing it.
2638 2007-03-12 Joseph Myers <joseph@codesourcery.com>
2640 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
2643 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2646 * doc/install.texi: Document --enable-stage1-languages
2648 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
2650 * tree-pass.h (pass_into_cfg_layout_mode,
2651 pass_outof_cfg_layout_mode): Declare.
2652 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
2653 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
2654 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
2655 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
2657 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
2659 * c-decl.c (warn_variable_length_array): New function.
2660 Refactored from grokdeclarator to handle warn_vla
2661 and handle unnamed array case.
2662 (grokdeclarator): Refactored VLA warning case.
2663 * c.opt (Wvla): New flag.
2664 * doc/invoke.texi (Wvla): New warning.
2666 2007-03-12 Richard Henderson <rth@redhat.com>
2668 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
2669 (TARGET_SECTION_TYPE_FLAGS): New.
2671 2007-03-12 Richard Henderson <rth@redhat.com>
2673 * config/darwin.c (machopic_reloc_rw_mask): New.
2674 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
2675 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
2677 2007-03-12 Mark Mitchell <mark@codesourcery.com>
2679 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
2680 * cppdefault.h (cpp_PREFIX): Document.
2681 (cpp_PREFIX_len): Likewise.
2682 (cpp_EXEC_PREFIX): New variable.
2683 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
2684 * c-incpath.c (add_standard_paths): Correct logic for relocating
2685 paths within prefix.
2687 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
2689 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
2690 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
2692 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
2693 fix_truncdfdi_sse using SSEMODEF mode macro.
2694 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
2695 fix_truncdfsi_sse using SSEMODEF mode macro.
2696 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
2697 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
2699 2007-03-12 Richard Sandiford <richard@codesourcery.com>
2701 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
2704 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
2706 * tree.h : Add multiple_of_p declaration.
2707 * fold-const.c (multiple_of_p): Make multiple_of_p public.
2708 * ipa-type-escape.c (results_of_malloc): Redundant.
2709 (visited_stmts): New. Visited stmt for walk_use_def_chains.
2710 (cast_type): Extended with new members.
2711 (check_cast): Returns cast_type.
2712 (cast): New structure for data of walk_use_def_chains.
2713 (is_malloc_result, is_cast_from_non_pointer_1,
2714 is_cast_from_non_pointer,
2715 is_array_access_through_pointer_and_index): New functions.
2716 (look_for_casts): Returns cast types.
2717 (check_call): Returns void.
2718 (okay_pointer_operation): Use support of pointer plus index,
2719 pointer plus constant and allow all multiplications.
2721 2007-03-11 Richard Guenther <rguenther@suse.de>
2723 PR tree-optimization/31115
2724 * tree-vrp.c (extract_range_from_binary_expr): Make sure
2725 the shift count is positive and non-anti-range for RSHIFT_EXPR.
2726 A shift count of zero is not special as with *_DIV_EXPR.
2727 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
2730 2007-03-11 Ian Lance Taylor <iant@google.com>
2732 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
2733 the *_DIV_EXPR codes correctly with overflow infinities.
2735 2007-03-11 Ira Rosen <irar@il.ibm.com>
2737 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
2738 indicate success/failure of the analysis. Add negation to subtrahend
2739 in case of subtraction. Fail if both operands contain constants.
2740 (create_data_ref): Fail if analyze_offset fails.
2742 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
2744 * config/i386/i386.md (frndintxf2): Rename to ...
2745 (rintxf2): ... this. Remove expander having same name.
2746 (rintsf2, rintdf2): Implement using SSEMODEF macro.
2747 (roundsf2, rounddf2): Ditto.
2748 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
2749 (lround<mode>di2, lround<mode>si2): Ditto.
2751 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
2753 * lower-subreg.c: Include except.h.
2754 (decompose_multiword_subregs): Verify that the only control flow
2755 insns we can split are loads to multi-words pseudos.
2756 Handle breaking such blocks after splitting, instead of calling
2757 find_many_sub_basic_blocks.
2759 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
2760 on the new basic block. Add a lengthy comment explaining why we
2761 thought this was necessary.
2762 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
2764 2007-03-10 Mark Mitchell <mark@codesourcery.com>
2767 * tree.c (walk_type_fields): Recurse into the element type of
2768 ARRAY_TYPEs if there is a pointer set.
2770 2007-03-10 Dirk Mueller <dmueller@suse.de>
2772 * c-common.c (warn_logical_operator): Fix condition.
2774 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
2776 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
2778 * config/darwin.c (machopic_select_section): Remove superfluous
2779 argument in call to categorize_decl_for_section. Remove unused
2782 2007-03-10 Joseph Myers <joseph@codesourcery.com>
2784 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
2786 * configure: Regenerate.
2788 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
2791 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
2792 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
2793 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
2794 Add LABEL_NUSES to emitted label.
2795 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
2796 branch probability value to emitted jump insn.
2797 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
2798 Do not check life information and do not re-arrange input operands
2799 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
2801 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2803 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
2804 the change of decode_asm_operands.
2806 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2808 * mode-switching.c (create_pre_exit): Skip blockage insn.
2810 2007-03-09 Diego Novillo <dnovillo@redhat.com>
2812 * tree-pass.h (TODO_update_smt_usage): Remove.
2814 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2818 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2820 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
2821 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
2822 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
2825 2007-03-09 Geoffrey Keating <geoffk@apple.com>
2827 * gcc.c: Document %{, in big comment at top.
2828 (input_suffix_matches): Remove special handling for .s and
2830 (input_spec_matches): New.
2831 (handle_braces): Handle %{,.
2832 (validate_switches): ',' indicates a value which is not a switch.
2833 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
2834 to detect assembler input.
2835 * config/i386/sol2.h (CPP_SPEC): Likewise.
2836 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
2837 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2838 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
2839 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2840 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
2841 -m64 causes deployment target to default to 10.5.
2842 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2844 2007-03-09 Richard Henderson <rth@redhat.com>
2847 * target.h (targetm.asm.out.reloc_rw_mask): New.
2848 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
2849 (TARGET_ASM_OUT): Use it.
2850 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
2851 * varasm.c (categorize_decl_for_section): Remove shlib argument;
2852 use the new reloc_rw_mask target hook instead.
2853 (default_section_type_flags_1): Merge into...
2854 (default_section_type_flags): ... here.
2855 (decl_readonly_section_1): Merge into...
2856 (decl_readonly_section): ... here.
2857 (default_elf_select_section_1): Merge into...
2858 (default_elf_select_section): ... here.
2859 (default_unique_section_1): Merge into...
2860 (default_unique_section): ... here.
2861 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
2862 (default_select_rtx_section): Use it.
2863 (default_elf_select_rtx_section): Likewise.
2864 * output.h: Update to match.
2865 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
2866 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
2867 (TARGET_ASM_RELOC_RW_MASK): New.
2868 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
2869 to categorize_decl_for_section.
2870 (x86_64_elf_unique_section): Likewise.
2871 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
2872 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
2873 (TARGET_ASM_RELOC_RW_MASK): New.
2874 * config/ia64/ia64.c (ia64_rwreloc_select_section,
2875 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
2876 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
2877 (TARGET_RWRELOC): Remove.
2878 (ia64_section_type_flags): Adjust call to default_section_type_flags.
2879 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2880 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
2881 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
2882 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
2883 (rs6000_xcoff_select_section): Use decl_readonly_section.
2884 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
2885 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2886 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
2887 (TARGET_SECTION_TYPE_FLAGS): Remove.
2888 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
2890 2007-03-09 Roger Sayle <roger@eyesopen.com>
2892 * fold-const.c (fold_comparison): Remove compile-time evaluation of
2893 complex constant equality/inequality comparisons for here.
2894 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
2895 known at compile-time or can be simplified to a scalar comparison.
2896 (fold_relational_const): Move compile-time evaluation of complex
2897 constant equality/inequality comparisons to here.
2899 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2901 PR rtl-optimization/30643
2902 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
2904 (fold_rtx): Recurse, like before 2006-11-03.
2906 2007-03-09 DJ Delorie <dj@redhat.com>
2908 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
2911 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
2913 PR tree-optimization/30375
2914 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
2915 LHS of statements is not the same.
2916 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
2918 2007-03-09 Chao-ying Fu <fu@mips.com>
2920 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
2922 * doc/invoke.texi (-mdspr2): Document new option.
2923 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
2924 New unspec for DSP REV 2.
2925 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
2926 these instructions are extended in DSP REV 2.
2927 (mips-dspr2.md): Include.
2928 * config/mips/mips.opt (mdspr2): New option.
2929 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
2930 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
2931 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
2932 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
2933 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
2934 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
2935 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
2937 (bdesc_map): Add one field of unsupported_target_flags.
2938 (bdesc_arrays): Update entries to have extra fields. Add
2940 (mips_init_builtins): Initialize new function types.
2941 Check unsupported_target_fileds to filter out builtins.
2942 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
2944 (ASM_SPEC): Pass mdspr2 to the assembler.
2945 * config/mips/mips-dspr2.md: New file.
2947 2007-03-09 Sa Liu <saliu@de.ibm.com>
2949 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
2951 2007-03-09 Ian Lance Taylor <iant@google.com>
2953 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
2954 argument) like -Wstrict-overflow=2.
2955 * doc/invoke.texi (Warning Options): Update documentation.
2957 2007-03-09 Dirk Mueller <dmueller@suse.de>
2960 * doc/invoke.texi (-Wlogical-op): Document.
2961 * common.opt (-Wlogical-op): New.
2962 * c-common.h (warn_logical_operator): Declare.
2963 * c-common.c (warn_logical_operator): Define.
2964 * c-typeck.c (parser_build_binary_op): Call
2965 warn_logical_operator.
2967 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2969 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
2970 * final.c (final_scan_insn): Test for non-"" file name.
2972 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
2974 * doc/loop.texi: Document the Omega linear constraints solver.
2975 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
2976 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
2977 omega-hash-table-size, omega-max-keys, and
2978 omega-eliminate-redundant-constraints.
2979 * tree-pass.h (pass_check_data_deps): Declared.
2982 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
2983 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
2984 pass_check_data_deps): New.
2985 * tree-data-ref.c (init_data_ref): Remove declaration.
2986 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
2987 (analyze_array): Renamed init_array_ref, move up initializations.
2988 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
2989 Removed arguments that are set to NULL.
2990 (analyze_indirect_ref): Correct indentation, correct call to
2992 (object_analysis): Call init_array_ref instead of analyze_array.
2993 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
2994 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
2995 of DR_ACCESS_FNS_ADDR.
2996 (init_omega_eq_with_af, omega_extract_distance_vectors,
2997 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
2998 ddr_consistent_p): New.
2999 (compute_affine_dependence): Check consistency of ddrs when
3000 flag_check_data_deps is passed.
3001 (analyze_all_data_dependences): Uncomment.
3002 (tree_check_data_deps): New.
3003 * tree-data-ref.h: Include omega.h.
3004 (DR_ACCESS_FNS_ADDR): Removed.
3005 (data_dependence_relation): Add inner_loop.
3006 (DDR_INNER_LOOP): New.
3007 * common.opt (fcheck-data-deps): New.
3008 * tree-flow.h (tree_check_data_deps): Declare.
3009 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
3010 (OBJS-common): Depend on omega.o.
3012 * passes.c (pass_check_data_deps): Scheduled.
3013 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
3014 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
3015 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
3016 PARAM_VECT_MAX_VERSION_CHECKS,
3017 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
3019 2007-03-09 Richard Guenther <rguenther@suse.de>
3021 PR tree-optimization/30904
3023 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
3024 the same way as *_DIV_EXPR.
3026 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3028 * recog.c (decode_asm_operands): No mixed declarations and code.
3030 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3032 * rtl.def (ASM_INPUT): Add location.
3033 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
3034 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
3035 (decode_asm_operands): Add loc operand.
3036 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
3037 * stmt.c (expand_asm): Rename to...
3038 (expand_asm_loc): ... this. Add locus argument. Pass it on to
3039 gen_rtx_ASM_INPUT_loc.
3040 (expand_asm_expr): Adjust.
3041 * recog.c (decode_asm_operands): Add loc operand.
3042 (check_asm_operands, extract_insn): Adjust.
3043 * reload1.c (maybe_fix_stack_asms): Likewise.
3044 * final.c (asm_insn_count): Likewise.
3045 (final_scan_insn): Output # line before and after asm.
3047 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
3049 * tree-ssa-structalias.c (variable_info): Remove
3051 (new_var_info): Ditto.
3052 (shared_bitmap_info_t): New structure.
3053 (shared_bitmap_table): New variable.
3054 (shared_bitmap_hash): New function.
3055 (shared_bitmap_eq): Ditto
3056 (shared_bitmap_lookup): Ditto.
3057 (shared_bitmap_add): Ditto.
3058 (merge_smts_into): Change to take bitmap directly.
3059 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
3060 (init_alias_vars): Init shared bitmap hashtable.
3061 (delete_points_to_sets): Delete shared bitmap hashtable.
3062 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
3063 is_aliased removal as a change that was still necessary was
3066 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
3068 * config/i386/i386.h (override_options): Conditionally disable
3069 x86_sahf for 64bit targets only.
3071 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3074 * c-decl.c (merge_decls): Don't call make_var_volatile.
3075 * varasm.c (make_var_volatile): Remove.
3076 * output.h (make_var_volatile): Remove.
3078 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
3080 PR tree-optimization/31085
3081 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
3083 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3085 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
3086 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
3087 ATTR_CONST_NOTHROW_LIST.
3089 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3092 2007-03-08 Diego Novillo <dnovillo@redhat.com>
3094 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
3096 2007-03-08 Geoffrey Keating <geoffk@apple.com>
3099 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
3101 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
3102 passed, use shared libgcc.
3104 2007-03-08 Roger Sayle <roger@eyesopen.com>
3106 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
3107 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3108 (honor_protect_cleanup_actions, lower_try_finally_switch):
3110 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
3111 ifc_temp_var): Likewise.
3112 * tree-inline.c (setup_one_parameter): Likewise.
3113 * tree-mudflap.c (mf_decl_cache_locals,
3114 mf_build_check_statement_for): Likewise.
3115 * tree-nested.c (init_tmp_var, save_tmp_var,
3116 finalize_nesting_tree_1): Likewise.
3117 * tree-outof-ssa.c (insert_copy_on_edge,
3118 insert_backedge_copies): Likewise.
3119 * tree-profile.c (tree_gen_edge_profiler,
3120 tree_gen_ic_profiler): Likewise.
3121 * tree-scalar-evolution.c (scev_const_prop): Likewise.
3122 * tree-sra.c (sra_build_assignment): Likewise.
3123 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
3124 * tree-ssa-math-opts.c (insert_reciprocals,
3125 execute_cse_sincos_1): Likewise.
3126 * tree-tailcall.c (adjust_accumulator_values,
3127 adjust_return_value): Likewise.
3128 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
3129 * tree-vect-transform.c (vect_create_data_ref_ptr,
3130 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
3131 vect_create_epilog_for_reduction, vectorizable_reduction,
3132 vectorizable_call, vectorizable_conversion,
3133 vectorizable_assignment, vectorizable_operation,
3134 vectorizable_type_demotion, vect_gen_widened_results_half,
3135 vect_permute_store_chain, vectorizable_store,
3136 vect_setup_realignment, vect_permute_load_chain,
3137 vectorizable_load, vectorizable_condition,
3138 vect_create_cond_for_align_checks): Likewise.
3139 * tree-vrp.c (build_assert_expr_for): Likewise.
3141 2007-03-08 Ian Lance Taylor <iant@google.com>
3143 * tree-vrp.c: Include "intl.h".
3144 (usable_range_p): New static function.
3145 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
3146 overflowed values, juts set *strict_overflow_p.
3147 (compare_values): Only return -2 if one of the operands is not a
3149 (compare_ranges): Call usable_range_p.
3150 (compare_range_with_value): Likewise.
3151 (vrp_evaluate_conditional_warnv): Rename from
3152 vrp_evaluate_conditional. Make static. Change all callers.
3153 (vrp_evaluate_conditional): New function.
3154 (simplify_div_or_mod_using_ranges): Issue warning about reliance
3156 (simplify_abs_using_ranges): Likewise.
3157 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
3158 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
3159 within_stmt parameter.
3160 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3161 vrp_evaluate_conditional.
3162 * tree-ssa-threadedge.c
3163 (record_temporary_equivalences_from_stmts_at_dest): Change
3164 simplify parameter to take a second tree parameter.
3165 (simplify_control_stmt_condition): Likewise.
3166 (thread_across_edge): Likewise.
3167 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3168 (thread_across_edge): Likewise.
3169 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
3171 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
3173 * config/i386/i386.h (TARGET_SAHF): New define.
3174 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
3175 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
3176 (x86_sahf): New global variable.
3177 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
3178 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
3179 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
3180 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
3182 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
3183 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
3184 when expanding fcomi/sahf based tests.
3185 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
3186 expanding sahf based alternative. Emit sahf based sequence when
3187 optimizing for code size.
3188 * config/i386/i386.md (x86_sahf_1): Do not disable for
3189 TARGET_64BIT, enable for TARGET_SAHF.
3191 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
3193 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
3194 spurious whitespace from error message.
3196 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
3199 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
3201 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
3203 * c-decl.c (grokdeclarator): Disable warnings for anonymous
3205 * tree-sra.c (instantiate_element): Propagate disabled warnings
3206 from the element itself to the created variable.
3208 2007-03-07 Richard Henderson <rth@redhat.com>
3211 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
3212 silently fix up the stack in the case of a missing register.
3214 2007-03-07 Paul Brook <paul@codesourcery.com>
3216 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
3218 2007-03-07 Joseph Myers <joseph@codesourcery.com>
3220 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
3222 (phase1_vrs): Use them.
3223 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
3224 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
3225 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
3226 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
3227 __gnu_Unwind_Restore_WMMXC if required.
3228 (_Unwind_VRS_Pop): Implement iWMMXt support.
3229 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
3230 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
3231 gnu_Unwind_Save_WMMXC): Define.
3233 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3235 * config/vxworks.h (vxworks_override_options): Declare.
3236 (VXWORKS_OVERRIDE_OPTIONS): Use it.
3237 * config/vxworks.c: Include target.h and toplev.h.
3238 (vxworks_override_options): New function.
3239 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
3241 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
3243 * config/s390/s390.c (override_options): Don't emit an error when
3244 -mstack-size is used without providing -mstack-guard.
3245 (s390_emit_prologue): Choose stack_guard value automatically if not
3246 provided via command line.
3247 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
3249 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3251 * config/i386/i386.c (output_set_got): Add a GOT initialization
3252 sequence for VxWorks PIC.
3253 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
3254 around labels as well as symbols. Use gotoff_operand instead
3255 of local_symbolic_operand.
3256 (legitimize_pic_address): Use gotoff_operand instead of
3257 local_symbolic_operand. Use @GOT accesses for labels as
3259 (ix86_output_addr_diff_elt): Use PC-relative rather than
3260 GP-relative offsets for VxWorks PIC.
3261 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
3262 no_new_pseudos. Check whether the returned register is op0.
3263 * config/i386/i386.md (tablejump): Use PC-relative rather than
3264 GP-relative offsets for VxWorks PIC.
3265 * config/i386/predicates.md (gotoff_operand): New predicate.
3267 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3269 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
3271 * config/vxworks-dummy.h: New file.
3272 * config/i386/i386.h: Include it.
3274 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
3276 * dwarf2out.c (is_inlined_entry_point): New
3277 (add_high_low_attributes): Emit DW_AT_entry_pc along with
3278 DW_AT_ranges if the first subblock is the entry point.
3280 2007-03-06 David Daney <ddaney@avtrex.com>
3282 * doc/install.texi (mips-*-*): Change recommended binutils
3285 2007-03-06 Anatoly Sokolov <aesok@post.ru>
3287 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
3288 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
3290 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3291 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3293 2007-03-06 Jan Hubicka <jh@suse.cz>
3295 * errors.h (warning, error, fatal, internal_error): Mark as cold.
3296 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
3298 (probably_cold_bb_p): Cold functions are cold.
3299 (probably_never_executed_bb_p): Cold functions are cold.
3300 (tree_bb_level_predictions): Predict calls to cold functions as not
3302 (compute_function_frequency): Check hot/cold attributes.
3303 * function.h (function_frequency): Update comments.
3304 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
3305 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
3306 (c_common_att): Add cold and hot.
3308 * doc/extend.texi (hot,cold attributes): Document.
3310 2007-03-06 Andrew Haley <aph@redhat.com>
3312 * function.c (expand_function_end): Move blockage to just after we
3313 emit the label for the naked return from the function.
3315 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3317 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
3320 2007-03-06 Jan Hubicka <jh@suse.cz>
3322 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
3323 loaded for constant large models. Non-large 64bit PIC can do.
3324 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
3325 * cmodel.h: Add LARGE PIC.
3326 * i386.md (UNSPEC_PLTOFF): New.
3327 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
3329 (*call_1_rex64): Disable for large models.
3330 (*call_1_rex64_large): New.
3331 (*call_value_1_rex64): Disable for large models.
3332 (*call_value_1_rex64_large): New.
3333 (set_rip_rex4): New.
3334 (set_got_offset_rex64): New.
3335 * predicates.md (constant_call_address_operand): For large model
3336 constant calls are not possible.
3337 * i386-protos.h (construct_plt_address): Declare.
3338 * i386.c (override_options): Accept large models.
3339 (ix86_expand_prologue): Expand large PIC GOT pointer load.
3340 (legitimate_constant_p): Add new UNSPECs.
3341 (legitimate_pic_operand_p): Likewise.
3342 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
3343 (legitimize_pic_address): Do easy RIP relative way for TLS only for
3345 (output_pic_addr_const): Add PLTOFF.
3346 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
3347 (ix86_expand_move): Legitimize pic address when in PIC mode.
3348 (construct_plt_address): New function.
3349 (ix86_expand_call): Offload the address to register and use GOT pointer
3351 * invoke.texi (mcmodel=large): Update documentation.
3353 2007-03-06 Richard Henderson <rth@redhat.com>
3355 * config/i386/i386.c (x86_use_leave, x86_push_memory,
3356 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
3357 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
3358 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
3359 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
3360 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
3361 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
3362 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
3363 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
3364 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
3365 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3366 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
3367 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3368 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3369 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
3370 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
3371 x86_schedule, x86_use_bt, x86_pad_returns,
3372 x86_use_xchgb): Merge into ...
3373 (ix86_tune_features): ... here. New array.
3374 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3375 x86_bswap): Merge into ...
3376 (ix86_arch_features): ... here. New array.
3377 (x86_3dnow_a): Remove.
3378 (x86_accumulate_outgoing_args): Make static.
3379 (x86_arch_always_fancy_math_387): Make static.
3380 (ix86_tune_mask, ix86_arch_mask): Move ...
3381 (override_options): ... to local variables here. Apply the
3382 appropriate mask to each element of ix86_arch_features and
3383 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
3384 as were done in the old macros.
3385 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
3386 * config/i386/i386.h (x86_use_leave, x86_push_memory,
3387 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
3388 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
3389 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
3390 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
3391 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
3392 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
3393 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
3394 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
3395 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
3396 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3397 x86_accumulate_outgoing_args, x86_prologue_using_move,
3398 x86_epilogue_using_move, x86_decompose_lea,
3399 x86_arch_always_fancy_math_387, x86_shift1,
3400 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3401 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3402 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
3403 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3404 x86_use_incdec, x86_pad_returns, x86_bswap,
3405 x86_partial_flag_reg_stall): Remove.
3406 (enum ix86_tune_indices): New.
3407 (ix86_tune_features): New.
3408 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
3409 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
3410 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
3411 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
3412 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
3413 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
3414 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
3415 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
3416 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
3417 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
3418 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
3419 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
3420 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
3421 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
3422 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
3423 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
3424 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
3425 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
3426 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
3427 TARGET_EXT_80387_CONSTANTS): Use it.
3428 (enum ix86_arch_indices): New.
3429 (ix86_arch_features): New.
3430 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
3431 TARGET_BSWAP): Use it.
3432 (ix86_tune_mask, ix86_arch_mask): Remove.
3434 2007-03-06 Joseph Myers <joseph@codesourcery.com>
3437 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
3438 Define using $${sysroot_headers_suffix}.
3439 * configure: Regenerate.
3440 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
3441 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
3443 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
3444 * gcc.c (print_sysroot_headers_suffix): New.
3445 (option_map): Include --print-sysroot-headers-suffix.
3446 (display_help): Mention -print-sysroot-headers-suffix.
3447 (process_command): Handle -print-sysroot-headers-suffix.
3448 (do_spec_1): Append multilib directory to include-fixed path if
3449 sysroot suffixes in use.
3450 (main): Handle -print-sysroot-headers-suffix.
3451 * Makefile.in (start.encap): Don't depend on xlimits.h
3452 (xlimits.h): Remove.
3453 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
3454 limits.h for each multilib in fixinc_list.
3455 (fixinc_list, s-fixinc_list): New.
3456 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
3457 generate them for each multilib in fixinc_list.
3458 (stmp-fixproto): Use include-fixed. Run fixproto for each
3459 multilib in fixinc_list.
3460 (mostlyclean): Don't remove xlimits.h.
3461 (clean): Remove include-fixed.
3462 (real-install-headers-tar, real-install-headers-cpio,
3463 real-install-headers-cp): Don't copy include, only include-fixed.
3464 (install-mkheaders): Depend on fixinc_list. Don't depend on
3465 xlimits.h. Save limits.h files for each multilib in fixinc_list.
3466 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
3467 SYSTEM_HEADER_DIR setting in mkheaders.conf.
3469 2007-03-06 Jan Hubicka <jh@suse.cz>
3471 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
3474 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3476 * configure.ac: Allow tm_file to contain build-directory files.
3477 * configure: Regenerate.
3478 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
3479 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
3480 * config/m68k/print-sysroot-suffix.sh: New file.
3482 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3484 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
3485 of pic_offset_table_rtx if reload_completed.
3486 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
3487 PIC_OFFSET_TABLE_REGNUM.
3488 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
3490 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
3491 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
3493 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3495 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3496 functions that call eh_return.
3498 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3500 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3501 functions that need a constant pool.
3503 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3506 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
3507 (m68k_preferred_reload_class): Likewise.
3508 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
3509 (SECONDARY_RELOAD_CLASS): Define.
3510 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
3511 (LIMIT_RELOAD_CLASS): Delete.
3512 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
3513 registers from storing bytes.
3514 (m68k_secondary_reload_class): New function.
3515 (m68k_preferred_reload_class): Likewise.
3517 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3519 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
3521 (m68k_expand_prologue): Likewise.
3523 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3525 * config/m68k/m68k-protos.h (output_sibcall): Declare.
3526 (mips_expand_epilogue): Add a bool parameter.
3527 (m68k_legitimize_sibcall_address): Declare.
3528 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
3529 (m68k_expand_epilogue): Add a parameter to select between sibling
3530 and normal epilogues. Only generate a return for the latter.
3531 (m68k_ok_for_sibcall_p): New function.
3532 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
3533 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
3534 (sibcall_value, *sibcall_value): Likewise.
3535 (*call, *call_value): Require !SIBLING_CALL_P.
3536 (epilogue): Update call to m68k_expand_epilogue.
3537 (sibcall_epilogue): New pattern.
3538 * config/m68k/predicates.md (const_call_operand): Say that this
3539 predicate applies to sibling calls too.
3540 (sibcall_operand): New predicate.
3542 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3544 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
3545 alternatives as movsi_cf.
3546 (movsf_cf_hard): Add commentary.
3548 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
3549 Richard Sandiford <richard@codesourcery.com>
3551 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
3552 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
3553 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
3554 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
3555 as being live on exit from an interrupt function.
3556 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
3557 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
3558 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
3559 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
3560 (m68k_interrupt_function_p): Globalize.
3561 (m68k_compute_frame_layout): Remove reverse mask code.
3562 (m68k_emit_movem, m68k_set_frame_related): New functions.
3563 (m68k_output_function_prologue): Delete in favor of...
3564 (m68k_expand_prologue): ...this new function.
3565 (m68k_output_function_epilogue): Delete in favor of...
3566 (m68k_expand_epilogue): ...this new function.
3567 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
3569 (print_operand): Handle %?.
3570 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
3571 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
3572 (prologue, epilogue): New patterns.
3573 (return): Turn into a define_expand.
3574 (*return): New pattern, derived from old "return" pattern. Use rte
3575 rather than rts for interrupt functions. Only use rtd if the pop
3577 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
3578 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
3579 (link, *link, unlink, *unlink, load_got): Likewise.
3581 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3585 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
3586 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
3587 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
3588 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
3589 and m68k_matches_u_p.
3590 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
3591 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
3592 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
3593 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
3594 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
3595 (REG_STRICT_P): New macro.
3596 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
3597 PCREL_GENERAL_OPERAND_OK.
3598 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
3599 m68k_legitimate_base_reg_p.
3600 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
3601 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
3602 (PIC_CASE_VECTOR_ADDRESS): Update comment.
3603 * config/m68k/m68k.c (m68k_address): New structure.
3604 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
3605 (m68k_decompose_index, m68k_legitimate_constant_address_p)
3606 (m68k_jump_table_ref_p, m68k_decompose_address)
3607 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
3608 (m68k_matches_u_p): New functions.
3609 (print_operand_address): Rewrite to use m68k_decompose_index.
3611 2007-03-05 David Taylor <dtaylor@emc.com>
3613 * gcc.c: Correct copyright date in --version output.
3615 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3617 * pa.md: In unamed move patterns, disparge copies between general
3618 and floating point registers using '?' modifier. Don't include 'f'
3619 constraint for register preferences in DImode, SImode, HImode and
3620 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
3621 Remove constraints for copies between general and floating registers
3622 in soft-float DFmode pattern.
3623 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
3627 2007-03-05 Mike Stump <mrs@apple.com>
3629 * c-common.c (targetcm): Add.
3630 * c-opts.c (c_common_handle_option): Handle language specific
3632 * opts.c (handle_option): Verify language for target options, if
3634 * opth-gen.awk: Add CL_LANG_ALL.
3635 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
3636 (TARGETCM_INITIALIZER): Add.
3637 * target.h (struct gcc_targetcm): Add.
3639 * targhooks.c (default_handle_c_option): Add.
3640 * targhooks.h (default_handle_c_option): Add.
3641 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
3643 * config/darwin.opt (iframework): Add.
3644 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
3645 * config/darwin-c.c (handle_c_option): Add.
3646 (TARGET_HANDLE_C_OPTION): Add.
3648 * doc/invoke.texi (Darwin Options): Add -iframework.
3650 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3652 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
3655 2007-03-05 Ian Lance Taylor <iant@google.com>
3657 * c.opt (fgnu89-inline): New option.
3658 * c-opts.c (c_common_post_options): Set default value for
3660 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
3661 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
3663 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
3664 (grokdeclarator, start_function): Likewise.
3665 * c-cppbuiltin.c (c_cpp_builtins): Define either
3666 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
3667 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
3668 (C Dialect Options): Document -fgnu89-inline.
3669 * doc/extend.texi (Function Attributes): Explain what the
3670 gnu_inline attribute does.
3671 * doc/cpp.texi (Common Predefined Macros): Document
3672 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
3674 2007-03-05 Ian Lance Taylor <iant@google.com>
3676 PR tree-optimization/31034
3677 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
3678 half-range if the other side is an overflow infinity.
3680 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
3682 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
3683 (bfin*-linux-uclibc*): New configuration.
3684 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
3686 * config/bfin/linux.h: New file.
3687 * config/bfin/libgcc-bfin.ver: New file.
3688 * config/bfin/t-bfin-uclinux: New file.
3689 * config/bfin/t-bfin-linux: New file.
3690 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
3691 (TARGET_OS_CPP_BUILTINS): New macro.
3693 2007-03-05 Richard Guenther <rguenther@suse.de>
3695 * fold-const.c (fold_binary): Remove duplicate folding
3696 of comparison of non-null ADDR_EXPR against null.
3698 2007-03-05 Richard Guenther <rguenther@suse.de>
3699 Dorit Nuzman <dorit@il.ibm.com>
3701 PR tree-optimization/26420
3702 * tree-vectorizer.c (vectorize_loops): Bail out early if there
3703 are no loops in the function. Only print the number of
3704 vectorized loops if it is greater than zero or we are supposed
3705 to print information about unvectorized loops.
3707 2007-03-05 Revital Eres <eres@il.ibm.com>
3709 * gcc.dg/var-expand1.c: New test.
3710 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
3711 when an accumulator is expanded.
3713 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3716 * c-common.c (convert_and_check): Don't give warnings for
3717 conversion if 'expr' already overflowed.
3719 2007-03-04 Roger Sayle <roger@eyesopen.com>
3722 * fold-const.c (fold_comparison): Enforce type consistency when
3723 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
3725 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
3727 * tree-ssa-address.c (create_mem_ref): Do not put an expression
3728 containing a cast to the base of TARGET_MEM_REF.
3730 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
3732 * tree.c (tree_contains_struct_check_failed): Remove spurious
3733 whitespace from error message.
3735 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3738 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
3739 instead of precision.
3741 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
3742 Nathan Sidwell <nathan@codesourcery.com>
3744 * emit-rtl.c (find_auto_inc): New.
3745 (try_split): recreate REG_INC notes,
3746 Use regular for loops rather than whiles.
3748 2007-03-03 Andreas Schwab <schwab@suse.de>
3750 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
3751 * configure: Regenerate.
3753 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3755 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
3756 flag_rounding_math, not flag_unsafe_math_optimizations.
3758 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
3760 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
3761 alpha_fold_vector_minmax): Likewise.
3762 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3763 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
3765 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3767 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
3768 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
3769 if the lhs has side-effects.
3770 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
3772 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3774 * config/i386/i386.h (TUNEMASK): Remove define.
3775 (ARCHMASK): Remove define.
3776 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
3777 Use ix86_arch_mask variable instead of ARCHMASK.
3778 * config/i386/i386.c (override_options): Ditto.
3779 (standard_80387_constant_p): Ditto.
3781 2007-03-02 Ian Lance Taylor <iant@google.com>
3783 Used signed infinities in VRP.
3784 * tree-vrp.c (uses_overflow_infinity): New static function.
3785 (supports_overflow_infinity): New static function.
3786 (make_overflow_infinity): New static function.
3787 (negative_overflow_infinity): New static function.
3788 (positive_overflow_infinity): New static function.
3789 (is_negative_overflow_infinity): New static function.
3790 (is_positive_overflow_infinity): New static function.
3791 (is_overflow_infinity): New static function.
3792 (overflow_infinity_range_p): New static function.
3793 (compare_values_warnv): New function split out of compare_values.
3794 (compare_value): Call it.
3795 (set_value_range_to_nonnegative): Add overflow_infinity
3796 parameter. Change caller.
3797 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
3799 (vrp_expr_computes_nonzero): Likewise.
3800 (compare_ranges, compare_range_with_value): Likewise.
3801 (compare_name_with_value, compare_names): Likewise.
3802 (vrp_evaluate_conditional): Likewise.
3803 (set_value_range): Handle infinity
3804 (vrp_operand_equal_p, operand_less_p): Likewise.
3805 (extract_range_from_assert): Likewise.
3806 (vrp_int_const_binop): Likewise.
3807 (extract_range_from_binary_expr): Likewise.
3808 (extract_range_from_unary_expr): Likewise.
3809 (extract_range_from_comparison): Likewise.
3810 (extract_range_from_expr): Likewise.
3811 (dump_value_range): Likewise.
3812 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
3813 (test_for_singularity): Likewise.
3814 (vrp_int_const_binop): Remove inline qualifier.
3815 (adjust_range_with_scev): Add comment.
3816 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3818 2007-03-02 Diego Novillo <dnovillo@redhat.com>
3820 * tree-ssa-structalias.c (could_have_pointers): Tidy.
3821 (get_constraint_for): Likewise.
3822 (do_structure_copy): Likewise.
3823 (find_func_aliases): Fix references to MODIFY_EXPR.
3824 (intra_create_variable_infos): Tidy.
3825 * tree-ssa-operands.c (add_virtual_operand): Add argument
3827 When adding members of alias sets, if IS_CALL_SITE is true and
3828 the symbol is not call-clobbered, skip it.
3831 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3833 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
3834 entry by means of emit_insn_at_entry.
3836 2007-03-02 Richard Henderson <rth@redhat.com>
3838 * expr.h (promoted_input_arg): Remove decl.
3839 * function.c (promoted_input_arg): Merge into ...
3840 * combine.c (setup_incoming_promotions): ... only caller.
3841 Rearrange to avoid double loop.
3843 2007-03-02 Ben Elliston <bje@au.ibm.com>
3844 Peter Bergner <bergner@vnet.ibm.com>
3845 Janis Johnson <janis187@us.ibm.com>
3847 * config/rs6000/dfp.md: New file.
3848 * config/rs6000/rs6000.md: Include dfp.md.
3849 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
3850 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
3851 and TDmode decimal float modes in FP registers.
3852 (num_insns_constant): Likewise.
3853 (rs6000_legitimate_offset_address_p): Likewise.
3854 (rs6000_legitimize_address): Likewise.
3855 (rs6000_legitimize_reload_address): Likewise.
3856 (rs6000_legitimate_address): Likewise.
3857 (rs6000_emit_move): Likewise.
3858 (function_arg_boundary): Likewise.
3859 (function_arg_advance): Likewise.
3860 (rs6000_darwin64_record_arg_recurse): Likewise.
3861 (function_arg): Likewise.
3862 (rs6000_gimplify_va_arg): Likewise.
3863 (rs6000_split_multireg_move): Likewise.
3864 (rs6000_output_function_epilogue): Likewise.
3865 (rs6000_output_function_epilogue): Likewise.
3866 (rs6000_register_move_cost): Likewise.
3867 (rs6000_function_value): Likewise.
3868 (rs6000_libcall_value): Likewise.
3870 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3872 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
3874 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3876 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
3877 Use $MULTIDIR to choose between the kernel and RTP headers,
3878 and use $WIND_BASE and $WIND_USR to locate them.
3880 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3882 * config/i386/i386.c (override_options): Put initialization of
3883 ix86_tune_mask and ix86_arch_mask to the correct place.
3885 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3886 Michael Meissner <michael.meissner@amd.com>
3889 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
3891 (TARGET_CMOVE): Use ARCHMASK.
3892 (TARGET_CMPXCHG): Ditto.
3893 (TARGET_CMPXCHG8B): Ditto.
3894 (TARGET_XADD): Ditto.
3895 (TARGET_BSWAP): Ditto.
3896 * config/i386/i386.c (ix86_tune_mask): New global variable.
3897 (ix86_arch_mask): Ditto.
3898 (override_options): Initialize ix86_tune_mask and
3899 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
3902 2007-03-02 Ben Elliston <bje@au.ibm.com>
3905 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
3907 2007-03-02 Joseph Myers <joseph@codesourcery.com>
3909 * target.h (init_dwarf_reg_sizes_extra): New target hook.
3910 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
3911 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
3912 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
3914 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
3915 rs6000_init_dwarf_reg_sizes_extra): New.
3916 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
3917 SPE register high parts.
3919 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
3921 * Makefile.in: Add install-pdf target as
3922 copied from automake v1.10 rules.
3923 * configure.ac: Add install-pdf to target list.
3924 * configure: Regenerate.
3926 2007-03-01 Paul Brook <paul@codesourcery.com>
3928 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
3929 modes to LDRD for DImode.
3930 (output_move_double): Fixup out of range ldrd/strd.
3931 (vfp_secondary_reload_class): Rename...
3932 (coproc_secondary_reload_class): ... to this. Add wb argument.
3933 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
3934 coproc_secondary_reload_class for CLASS_IWMMXT.
3935 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
3936 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
3938 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3940 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
3941 factor by the estimated number of iterations.
3942 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
3945 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
3946 decode_caches_intel, detect_caches_intel): New functions.
3947 (host_detect_local_cpu): Use detect_caches_amd and
3948 detect_caches_intel.
3950 2007-03-01 Richard Henderson <rth@redhat.com>
3952 * expr.c (emit_move_complex_push): Export.
3953 (emit_move_complex_parts): Split out from ...
3954 (emit_move_complex): ... here.
3955 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
3956 * config/i386/i386.md (movcdi): New.
3958 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
3960 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
3961 size of mode1 to check for tieable modes in MMX case.
3963 2007-03-01 Richard Sandiford <richard@codesourcery.com>
3965 * Makefile.in (rtlanal.o): Depend on tree.h.
3966 * rtl.h (offset_within_section_p, split_const): Declare.
3967 * rtlanal.c: Include tree.h.
3968 (offset_within_block_p): New function, taken from
3969 mips_offset_within_object_p.
3970 (split_const): New function, taken from mips_split_const.
3971 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
3973 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3974 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
3975 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
3976 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3977 (m68k_illegitimate_symbolic_constant_p): New function.
3978 * config/m68k/m68k.md (movsi): Remove misleading predicates.
3979 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
3980 symbolic constant that might be outside the symbol's section,
3981 move the symbol first and then add the offset.
3982 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
3984 * config/mips/mips.c (mips_split_const): Delete.
3985 (mips_offset_within_object_p): Delete.
3986 (mips_symbolic_constant_p): Use offset_within_section_p and
3987 split_const instead of mips_offset_within_object_p and
3989 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
3990 (mips_legitimize_const_move, print_operand_reloc)
3991 (mips_dangerous_for_la25_p): Use split_const instead of
3994 2007-02-28 Eric Christopher <echristo@apple.com>
3996 * Makefile.in (install-include-dir): Don't rm -rf include.
3998 2007-02-28 Richard Guenther <rguenther@suse.de>
4001 * fold-const.c (fold_binary): Do not associate expressions
4002 with more than one variable for integer types that do not wrap.
4004 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
4006 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
4007 Delete, and replace with...
4008 (fold_builtin_call_array): This. Update callers to use it.
4009 * fold-const.c (fold_build_call_list): Delete, and replace with...
4010 (fold_build_call_array): This.
4011 (fold_build_call_list_initializer): Delete, and replace with...
4012 (fold_build_call_array_initializer): This.
4013 * tree.h: Update declarations to reflect above changes.
4015 * c-typeck.c (build_function_call): Store converted arguments
4016 in a stack-allocated array instead of building a list.
4017 (convert_arguments): Store arguments in the array passed in as an
4018 argument, and return the actual number of arguments.
4019 * c-format.c: (check_function_format): Pass arguments in an
4020 array instead of a list.
4021 * c-common.c (check_function_nonnull): Likewise.
4022 (check_function_sentinel): Likewise.
4023 (check_function_arguments): Likewise.
4024 * c-common.h: Update declarations to reflect above changes.
4026 2007-02-28 Jan Hubicka <jh@suse.cz>
4028 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
4029 PRED_NEGATIVE_RETURN): Update outcomes.
4031 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
4033 * calls.c (emit_library_call_value_1): Handle partial registers
4034 correctly when building up CALL_INSN_FUNCTION_USAGE.
4036 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4038 * pa/predicates.md (move_src_operand): Allow zero for mode.
4039 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
4042 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
4045 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
4046 *movv2df_internal): Enable pattern only for valid operand
4048 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
4049 tie only 128bit modes. For MMX registers, tie only 64bit modes.
4051 2007-02-27 Mike Stump <mrs@apple.com>
4053 * config/darwin-crt3.c: Avoid compilation when compiling for a
4056 2007-02-27 Joseph Myers <joseph@codesourcery.com>
4058 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
4060 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
4061 for fixed headers and limits.h.
4062 (install-include-dir, install-headers-tar, install-headers-cpio,
4063 install-headers-cp, real-install-headers-tar,
4064 real-install-headers-cpio, real-install-headers-cp): Handle
4065 include-fixed as well as include.
4066 (install-mkheaders): Don't install files that go only in include
4068 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
4069 from GCC_INCLUDE_DIR.
4070 * gcc.c (process_command): Remove special -BstageN/ handling.
4071 (do_spec_1): Add include-fixed directories.
4073 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4075 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
4077 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
4079 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
4082 2007-02-27 Mark Mitchell <mark@codesourcery.com>
4084 * c-common.c (get_priority): Add check for
4085 SUPPORTS_INIT_PRIORITY.
4087 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4089 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
4091 * config/bfin/bfin.c: Include "cfglayout.h".
4092 (MAX_LSETUP_DISTANCE): New macro.
4093 (struct loop_info): New members incoming, incoming_src and
4094 incoming_dest. Delete member predecessor.
4095 (length_for_loop): New function.
4096 (bfin_optimize_loop): Handle more different loop structures.
4097 (bfin_discover_loop): Rework detection of predecessor blocks by
4098 examining incoming edges.
4099 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
4101 (bfin_reorder_loops): New function.
4102 (bfin_reorg_loops): Use these three new functions.
4104 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
4105 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
4106 (CONSTRAINT_LEN): Add entry for 'q'.
4107 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
4108 Add 'q' constraints.
4109 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
4110 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
4112 * config/bfin/bfin.md (add_with_carry): New pattern.
4113 (s_or_u, su_optab, su_modifier): New code macros/attrs.
4114 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
4115 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
4116 support unsigned multiplies too. Removed incorrect commutativity from
4117 operand 1 constraint where appropriate.
4118 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
4120 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
4121 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
4123 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
4124 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
4125 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
4126 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
4127 usmulhisi_hh_huh): New patterns.
4129 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
4130 lshifthi3): Fix output template to use half reg for operand 2.
4132 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
4135 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
4137 2007-02-27 Andreas Schwab <schwab@suse.de>
4139 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
4141 2007-02-27 Jan Hubicka <jh@suse.cz>
4143 * predict.c (last_basic_block_p): Remove.
4144 (tree_estimate_probability): Update return heuristic for commonized
4147 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4149 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
4151 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4153 * doc/include/gcc-common.texi (versionsubtitle): New macro.
4154 * doc/cpp.texi: Standardize title page.
4155 * doc/cppinternals.texi: Likewise.
4156 * doc/gcc.texi: Standardize title page, remove version number
4157 from copyright page.
4158 * doc/gccint.texi: Likewise.
4159 * doc/install.texi: Standardize title page, add table of
4162 2007-02-26 Jan Hubicka <jh@suse.cz>
4164 * predict.def: Set outcomes according to more recent results.
4165 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
4166 Remove dead predictors.
4167 * predict.c (return_prediction): Fix pasto.
4169 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4171 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
4172 change; avoid a memory leak when returning early.
4174 2007-02-26 Mark Mitchell <mark@codesourcery.com>
4176 * c-decl.c (static_ctors): Move to c-common.c.
4177 (static_dtors): Likewise.
4178 (finish_function): Use c_record_cdtor_fn.
4179 (build_cdtor): Move to c-common.c.
4180 (c_write_global_declarations): Use c_build_cdtor_fns.
4181 * c-common.h (static_ctors): Declare.
4182 (static_dtors): Likewise.
4183 (c_record_cdtor_fn): Likewise.
4184 (c_build_cdtor_fns): Likewise.
4185 * c-common.c (static_ctors): New variable.
4186 (static_dtors): Likewise.
4187 (c_record_cdtor_fn): New function.
4188 (build_cdtor): Move from c-decl.c
4189 (c_build_cdtor_fns): New function.
4191 * output.h (assemble_addr_to_section): Declare.
4192 (get_cdtor_priority_section): Likewise.
4193 * varasm.c (assemble_addr_to_section): New function.
4194 (get_cdtor_priority_section): Likewise.
4195 (default_named_section_asm_out_destructor): Use them.
4196 (destor_dtor_section_asm_out_destructor): Likewise.
4197 (default_named_section_asm_out_constructor): Likewise.
4198 (default_ctor_section_asm_out_constructor): Likewise.
4199 * config.gcc (*-*-vxworks*): Include vxworks.o.
4200 * config/t-vxworks (vxworks.o): New target.
4201 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
4202 (TARGET_ASM_CONSTRUCTOR): Define.
4203 (TARGET_ASM_DESTRUCTOR): Likewise.
4204 (vxworks_asm_out_constructor): Declare.
4205 (vxworks_asm_out_destructor): Likewise.
4207 * c-common.c (get_priority): Check that we have not just an
4208 INTEGER_CST, but an integer constant with integeral type.
4210 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
4212 PR tree-optimization/30938
4213 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
4214 use &dt[nargs-1] instead of &dt[nargs] in the call to
4215 vect_is_simple_use().
4217 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
4219 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
4220 from register elimination as PRE_MODIFY / POST_MODIFY increments.
4221 Do not attempt to handle MEM inside auto-inc expressions.
4222 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
4223 of a register modified by an auto-inc expression. However, do handle
4224 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
4225 (elimination_effects): Prohibit elimination of a register modified
4226 by an auto-inc expression. Disable register elimination rules whose
4227 target register is modified by an auto-inc expression with variable
4230 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4232 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
4234 (array_at_struct_end_p): New function.
4235 (idx_infer_loop_bounds): Use it.
4236 (estimate_numbers_of_iterations_loop): Export.
4237 * predict.c (predict_loops): Use estimated_loop_iterations_int.
4238 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
4239 (tree_estimate_probability): Call record_loop_exits.
4240 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
4241 (estimated_loop_iterations, estimated_loop_iterations_int,
4242 estimated_loop_iterations_tree): New functions.
4243 (analyze_siv_subscript_cst_affine,
4244 compute_overlap_steps_for_affine_1_2,
4245 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
4246 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
4247 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
4248 (PRED_LOOP_ITERATIONS_GUESSED): New.
4249 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
4250 * cfgloop.h (estimate_numbers_of_iterations_loop,
4251 estimated_loop_iterations_int): Declare.
4253 2007-02-25 Mark Mitchell <mark@codesourcery.com>
4255 * doc/extend.texi: Document optional priority argument to
4256 constructors and destructors.
4257 * tree.c (init_priority_for_decl): Adjust GTY markers.
4258 (init_ttree): Use priority-info hash functions for
4259 init_priority_for_decl.
4260 (tree_map_eq): Rename to ...
4261 (tree_map_base_eq): ... this.
4262 (tree_map_marked_p): Rename to ...
4263 (tree_map_base_marked_p): ... this.
4264 (tree_map_base_hash): New function.
4265 (decl_init_priority_lookup): Rework.
4266 (decl_fini_priority_lookup): New function.
4267 (decl_priority_info): New function.
4268 (decl_init_priority_insert): Use it.
4269 (decl_fini_priority_insert): Likewise.
4270 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
4272 (decl_restrict_base_insert): Likewise.
4273 (decl_debug_expr_insert): Likewise.
4274 (decl_value_expr_lookup): Likewise.
4275 (decl_value_expr_insert): Likewise.
4276 * tree.h (priority_type): New type.
4277 (decl_init_priority_lookup): Use priority_type.
4278 (decl_fini_priority_lookup): New function.
4279 (decl_init_priority_insert): Use priority_type.
4280 (decl_fini_priority_insert): New function.
4281 (DECL_HAS_INIT_PRIORITY): Tweak comments.
4282 (DECL_INIT_PRIORITY): Likewise.
4283 (SET_DECL_INIT_PRIORITY): Add comment.
4284 (DECL_FINI_PRIORITY): New macro.
4285 (SET_DECL_FINI_PRIORITY): Likewise.
4286 (DEFAULT_INIT_PRIORITY): Document.
4287 (MAX_INIT_PRIORITY): Likewise.
4288 (MAX_RESERVED_INIT_PRIORITY): Likewise.
4289 (tree_map_base): New type.
4290 (tree_map_base_eq): New function.
4291 (tree_map_base_hash): Likewise.
4292 (tree_map_base_marked_p): Likewise.
4293 (tree_map): Inherit from tree_map_base.
4294 (tree_map_eq): Make it a macro.
4295 (tree_map_marked_p): Likewise.
4296 (tree_int_map): Inherit from tree_map_base.
4297 (tree_int_map_eq): Make it a macro.
4298 (tree_int_map_hash): Likewise.
4299 (tree_int_map_marked_p): Likewise.
4300 (tree_priority_map): New type.
4301 (tree_priority_map_eq): New macro.
4302 (tree_priority_map_hash): Likewise.
4303 (tree_priority_map_marked_p): Likewise.
4304 * varasm.c (emults_decl): Adjust for refactoring of tree_map
4306 (emutls_common_1): Likewise.
4307 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
4308 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
4309 of tree_map hierarchy.
4310 * tree-cfg.c (move_stmt_r): Likewise.
4311 (new_label_mapper): Likewise.
4312 * c-tree.h (c_expand_body): Move to ...
4313 * c-common.h (c_expand_body): ... here.
4314 * c-decl.c (c_expand_body): Move to ...
4315 * c-common.c (c_expand_body): ... here.
4316 (c_common_attribute_table): Allow 1 argument for the constructor
4317 and destructor attributes.
4318 (get_priority): New function.
4319 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
4320 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
4322 2007-02-24 Jan Hubicka <jh@suse.cz>
4325 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
4327 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4328 Jan Hubicka <jh@suse.cz>
4331 * i386.c (counter_mode): New function.
4332 (expand_set_or_movmem_via_loop): Use it.
4333 (expand_movmem_epilogue): Likewise; fix pasto.
4334 (ix86_expand_movmem): Do emit guard even for constant counts.
4335 (ix86_expand_setmem): Likewise.
4337 2007-02-25 Nick Clifton <nickc@redhat.com>
4339 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
4340 (JUMP_TABLES_IN_TEXT_SECTION): Define.
4342 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4345 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
4346 count argument with 0x10, not with 0x16.
4347 (expand_setmem_epilogue): Ditto.
4349 2007-02-24 Mike Stump <mrs@apple.com>
4351 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
4354 2007-02-24 Richard Guenther <rguenther@suse.de>
4357 * fold-const.c (fold_binary): Fold x +- CST op x for
4358 EQ_EXPR and NE_EXPR.
4360 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4362 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
4364 2007-02-24 Jan Hubicka <jh@suse.cz>
4366 * cgraphunit.c (decide_is_function_needed): Honor
4367 -fkeep-inline-functions.
4369 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4371 * builtins.c (fold_builtin_modf): New.
4372 (fold_builtin_2): Use it.
4374 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
4376 * loop-iv.c (implies_p): Detect additional cases where A implies B.
4377 (determine_max_iter): Take additional LOOP arg; all callers changed.
4378 Lose broken logic dealing with PLUS. Try to limit the upper bound by
4379 one using simplifications.
4380 (simplify_using_initial_values): Return if the expression becomes
4381 invalid due to altered regs.
4383 2007-02-23 DJ Delorie <dj@redhat.com>
4385 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
4387 2007-02-23 Mike Stump <mrs@apple.com>
4389 * tlink.c (scan_linker_output): Parse linker messages from
4390 darwin9's linker better.
4392 2007-02-23 Steve Ellcey <sje@cup.hp.com>
4395 * varpool.c (varpool_assemble_pending_decls): Set
4396 varpool_last_needed_node to null.
4398 2007-02-23 DJ Delorie <dj@redhat.com>
4400 * config/i386/i386.c (ix86_data_alignment): Don't specify an
4401 alignment bigger than the object file can handle.
4403 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
4406 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
4407 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
4408 (*movsf_1): Penalize MMX moves.
4410 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
4412 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
4413 2^32-1 or more times unless flag_unsafe_loop_optimizations.
4415 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
4417 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4419 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
4420 (fold_builtin_1): Use them.
4421 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4422 BUILT_IN_SIGNIFICAND.
4424 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
4426 * config/i386/i386.c (bdesc_1arg): Initialize
4427 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
4428 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
4429 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
4430 and IX86_BUILTIN_MOVSLDUP.
4432 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
4434 PR rtl-optimization/30841
4435 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
4437 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4439 * builtins.c (fold_builtin_frexp): New.
4440 (fold_builtin_2): Use it.
4442 2007-02-22 Mark Mitchell <mark@codesourcery.com>
4444 * doc/invoke.texi (Spec Files): Document getenv spec function.
4446 * gcc.c (getenv_spec_function): New function.
4447 (static_spec_functions): Add it.
4448 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
4449 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
4452 2007-02-22 Michael Matz <matz@suse.de
4455 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
4456 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
4458 2007-02-22 Ian Lance Taylor <iant@google.com>
4461 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
4462 (mem_loc_descriptor): Call it.
4464 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
4465 Ira Rosen <irar@il.ibm.com>
4467 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
4469 2007-02-22 Ira Rosen <irar@il.ibm.com>
4471 PR tree-optimization/30843
4472 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
4473 stores only after all the group is vectorized.
4475 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
4477 PR tree-optimization/30858
4478 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
4479 in the reduction cycle have a single use in the loop.
4480 * tree-vectorizer.h (relevant): Add documentation.
4482 2007-02-20 Mike Stump <mrs@apple.com>
4484 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
4485 * configure: Regenerate.
4487 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4489 Change the defaults of some parameters and options.
4490 * config/spu/spu-protos.h (spu_optimization_options): Declare.
4491 * config/spu/spu.c (spu_optimization_options): Add.
4492 (spu_override_options): Change params in spu_optimization_options.
4493 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
4495 Register 127 is only 16 byte aligned when used as a frame pointer.
4496 * config/spu/spu-protos.h (spu_init_expanders): Declare.
4497 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
4498 HARD_FRAME_POINTER_REGNUM.
4499 (spu_legitimate_address): Use regno_aligned_for_reload.
4500 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
4501 aligned when frame_pointer_needed is true.
4502 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
4504 * config/spu/spu.h (INIT_EXPANDERS): Define.
4506 Make sure shift and rotate instructions have valid immediate operands.
4507 * config/spu/predicates.md (spu_shift_operand): Remove.
4508 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
4509 * config/spu/constraints.md (W, O): Extend range.
4510 * config/spu/spu.md (umask, nmask): Define.
4511 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
4512 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
4513 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
4514 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
4515 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
4516 (lshr<mode>3_reg): Fix rtl description.
4518 Make sure mulhisi immediate operands are valid.
4519 * config/spu/predicates.md (imm_K_operand): Add.
4520 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
4522 Generate constants using fsmbi and andi.
4523 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
4524 (print_operand, spu_split_immediate, classify_immediate,
4525 fsmbi_const_p): Handle IC_FSMBI2.
4527 Correctly handle a CONST_VECTOR containing symbols.
4528 * config/spu/spu.c (print_operand): Handle HIGH correctly.
4529 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
4530 (immediate_load_p): Allow symbols that use 2 instructions to create.
4531 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
4532 with symbols when flag_pic is set.
4533 (const_vector_immediate_p): New.
4534 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
4535 accept a CONST_VECTOR with symbols.
4536 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
4537 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
4539 * config/spu/spu.md (high, low): Delete.
4540 (low_<mode>): Define.
4542 Remove INTRmode and INTR_REGNUM, which didn't work.
4543 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
4545 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
4546 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
4547 peephole2 pattern): Don't use INTR or 131.
4548 (movintrcc): Delete.
4549 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
4550 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
4551 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
4552 (UNSPEC_SET_INTR): Add.
4553 * config/spu/spu-modes.def (INTR): Remove.
4555 More accurate warnings about run-time relocations.
4556 * config/spu/spu.c (reloc_diagnostic): Test in_section.
4558 Correctly warn about immediate arguments to specific intrinsics.
4559 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
4560 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
4561 the instruction predicate.
4563 Fix tree check errors with latest update.
4564 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
4566 (spu_expand_builtin): Use CALL_EXPR_FN.
4568 Add missing specific intrinsics.
4569 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
4571 * config/spu/spu_internals.h: Ditto.
4573 Fix incorrect operand modifiers.
4574 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
4575 * config/spu/spu.md (xor<mode>3): Change %S to %J.
4577 Optimize one case of zero_extend of a vec_select.
4578 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
4580 Accept any immediate for hbr.
4581 * config/spu/spu.md (hbr): Change s constraints to i.
4583 2007-02-21 Paul Brook <paul@codesourcery.com>
4585 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
4586 condexec_count when skipping USE and CLOBBER.
4588 2007-02-21 Nick Clifton <nickc@redhat.com>
4590 * common.opt (Warray-bounds): Add Warning attribute.
4591 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
4593 (fsized-zeroes): Add Optimization attribute.
4594 (fsplit-wide-types, ftree-scev-cprop): Likewise.
4595 * c.opt (Wc++0x-compat): Add Warning attribute.
4597 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4600 * reload1.c (eliminate_regs_in_insn): In the single_set special
4601 case, attempt to re-recognize the insn before falling back to
4602 having reload fix it up.
4604 2007-02-20 Eric Christopher <echristo@gmail.com>
4606 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
4607 Rewrite accordingly.
4608 (frv_read_iacc_argument): Ditto.
4609 (frv_expand_set_builtin): Take a call instead of arglist, update for
4611 (frv_expand_unop_builtin): Ditto.
4612 (frv_expand_binop_builtin): Ditto.
4613 (frv_expand_cut_builtin): Ditto.
4614 (frv_expand_binopimm_builtin): Ditto.
4615 (frv_expand_voidbinop_builtin): Ditto.
4616 (frv_expand_int_void2arg): Ditto.
4617 (frv_expand_prefetches): Ditto.
4618 (frv_expand_voidtriop_builtin): Ditto.
4619 (frv_expand_voidaccop_builtin): Ditto.
4620 (frv_expand_load_builtin): Ditto.
4621 (frv_expand_store_builtin): Ditto.
4622 (frv_expand_mdpackh_builtin): Ditto.
4623 (frv_expand_mclracc_builtin): Ditto.
4624 (frv_expand_mrdacc_builtin): Ditto.
4625 (frv_expand_mwtacc_builtin): Ditto.
4626 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
4629 2007-02-20 Janis Johnson <janis187@us.ibm.com>
4631 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
4632 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
4634 (HAVE_GAS_DFP): Check for assembler support of decimal floating
4636 * configure: Regenerate.
4637 * config.in: Regenerate.
4638 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
4639 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
4640 masks to power6 and power6x and to POWERPC_MASKS.
4641 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4643 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
4644 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
4645 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4646 Access PROTOTYPE as variable, not mask.
4648 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4650 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
4651 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
4652 * combine.c (adjust_for_new_dest): Use it.
4653 * postreload.c (reload_combine): Likewise.
4655 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4657 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
4658 notes on an insn with multiple sets, even if single_set returns
4659 non-NULL for that insn.
4661 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4663 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
4666 2007-02-20 Geoffrey Keating <geoffk@apple.com>
4668 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
4669 if user didn't pass it.
4670 * config/i386/darwin.h (CC1_SPEC): Likewise.
4671 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
4672 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
4673 -mmacosx-version-min.
4675 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4676 Uros Bizjak <ubizjak@gmail.com>
4678 * optabs.h (enum optab_index): Add new OTI_scalb.
4679 (scalb_optab): Define corresponding macro.
4680 * optabs.c (init_optabs): Initialize scalb_optab.
4681 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
4683 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
4684 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
4685 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
4686 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
4687 flag_unsafe_math_optimizations is set.
4689 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
4690 to implement scalbf, scalb and scalbl built-ins as inline x87
4693 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4694 DJ Delorie <dj@redhat.com>
4697 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
4698 (diagnostic_report_diagnostic): ... here, and turn them into real
4699 errors. If warnings are inhibited, no need to do anything.
4701 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
4703 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
4704 better code generation.
4706 2007-02-20 Ben Elliston <bje@au.ibm.com>
4708 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
4710 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
4712 * config/alpha/alpha.c, config/alpha/alpha.md,
4713 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
4714 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
4715 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
4716 config/arm/lib1funcs.asm: Follow spelling conventions.
4718 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
4719 config/fr30/fr30.md, config/i386/i386.h,
4720 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4721 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
4722 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
4723 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
4724 config/rs6000/altivec.md, config/rs6000/rs6000.c,
4725 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
4726 config/sparc/sparc.c, config/sparc/sparc.h,
4727 config/sparc/sparc.md, config/spu/constraints.md,
4728 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
4731 2007-02-20 Alan Modra <amodra@bigpond.net.au>
4734 * varasm.c (use_blocks_for_decl_p): Return false for decls with
4737 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4739 * doc/invoke.texi (-ftree-lrs): Remove.
4741 2007-02-19 Diego Novillo <dnovillo@redhat.com>
4743 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
4746 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
4748 * config/ia64/ia64.c (ia64_expand_builtin): Use the
4749 new CALL_EXPR_FN macro for retrieving the function
4750 declaration of the input expression.
4752 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4754 * c.opt (Waddress): New.
4755 * common.opt (Walways-true): Delete.
4756 (Wstring-literal-comparison): Delete.
4757 * doc/invoke.texi (Warning Options): Delete -Walways-true and
4758 -Wstring-literal-comparison. Add -Waddress.
4760 (Walways-true): Delete.
4761 (Wstring-literal-comparison): Delete.
4762 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
4763 consistently instead of -Walways-true in example.
4764 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
4765 * c-typeck.c (parser_build_binary_op): Replace
4766 -Wstring-literal-comparison and -Walways-true with -Waddress.
4767 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
4770 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4772 * tree-cfg.c (dump_function_to_file): Be prepared for functions
4773 without DECL_STRUCT_FUNCTION initialized.
4775 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4777 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
4778 due to calls to functions taking pointers as parameters.
4780 2007-02-19 Richard Henderson <rth@redhat.com>
4783 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
4786 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
4788 * config/s390/s390.c (s390_call_saved_register_used,
4789 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
4790 accessed to the new scheme.
4792 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4794 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
4795 (cris_print_index, cris_print_operand, cris_print_operand_address)
4796 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
4797 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
4798 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
4800 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
4801 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
4802 GO_IF_LEGITIMATE_ADDRESS): Ditto.
4803 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
4804 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
4805 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
4806 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
4807 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
4808 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
4809 (uminsi3, call, call_value): Ditto.
4810 (define_split: indir_to_reg_split, unnamed): Ditto.
4812 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
4814 PR tree-optimization/30975
4815 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
4818 2007-02-18 Eric Christopher <echristo@gmail.com>
4820 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
4821 Remove use of arglist.
4822 (mips_expand_builtin): Remove use of arglist, pass in expr.
4823 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
4824 (mips_expand_builtin_movtf): Ditto.
4825 (mips_expand_builtin_compare): Ditto.
4827 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4829 * tree-sra.c (sra_build_assignment): Replace assertion
4830 checking with a comment explaining why it can't be done.
4832 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4835 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
4836 during CALL_EXPR representation conversion.
4837 * tree-ssa-propagate.c (set_rhs): Likewise.
4839 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4841 * tree-sra.c (sra_build_assignment): Disable assertion checking
4844 2007-02-18 Roger Sayle <roger@eyesopen.com>
4846 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
4847 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4848 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
4850 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
4851 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
4852 gimplify_init_ctor_eval_range, gimple_push_cleanup,
4853 gimplify_omp_for, gimplify_omp_atomic_pipeline,
4854 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
4855 force_gimple_operand): Likewise.
4856 * ipa-cp.c (constant_val_insert): Likewise.
4857 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
4858 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
4859 perfect_nestify): Likewise.
4860 * langhooks.c (lhd_omp_assignment): Likewise.
4861 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
4862 lower_copyprivate_clauses, lower_send_clauses,
4863 lower_send_shared_vars, expand_parallel_call,
4864 expand_omp_for_generic, expand_omp_for_static_nochunk,
4865 expand_omp_for_static_chunk, expand_omp_sections,
4866 lower_omp_single_copy, lower_omp_for_lastprivate,
4867 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
4868 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4869 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
4872 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4874 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
4875 config/sh/sh.md: Follow spelling conventions.
4877 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
4878 config/frv/predicates.md: Follow spelling conventions.
4880 * config/m68k/linux-unwind.h: Fix a comment typo.
4881 * target.h: Follow spelling conventions.
4883 2007-02-18 Roger Sayle <roger@eyesopen.com>
4885 PR rtl-optimization/28173
4886 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
4887 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
4888 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
4889 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
4890 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
4892 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4894 * builtins.c (fold_builtin_load_exponent): New.
4895 (fold_builtin_2): Use it.
4897 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
4899 PR rtl-optimization/30773
4900 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
4901 if we fail to attach a REG_EQUIV note.
4903 2007-02-18 David Edelsohn <edelsohn@gnu.org>
4904 Roger Sayle <roger@eyesopen.com>
4906 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
4908 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4910 * calls.c (initialize_argument_information): Pass original EXP
4911 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
4912 code to split complex arguments here, as part of initializing the
4914 (expand_call): Remove code that builds a list of arguments and
4915 inserts implicit arguments into it. Instead, just count how many
4916 implicit arguments there will be so we can determine the size of
4917 the ARGS array, and let initialize_argument_information do the work.
4918 (split_complex_values): Delete unused function.
4920 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4922 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
4924 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4926 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
4927 for arg pointer based indexed addressing.
4929 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4931 * config/ia64/ia64.h, config/ia64/ia64.md,
4932 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
4933 spelling conventions.
4935 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4937 * config/m68k/m68k.c (split_di): New.
4938 * config/m68k/m68k-protos.h: Declare split_di.
4939 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
4940 Improve predicate handling and split constant shifts.
4942 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4944 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
4945 parameter for register bitfield operations, general predicates
4948 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4950 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
4951 * config/m68k/linux-unwind.h: New file.
4953 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4955 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
4956 config/i386/athlon.md, config/ia64/ia64.md,
4957 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
4958 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
4959 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
4960 tree-ssa-loop-niter.c, tree-vect-analyze.c,
4961 tree-vect-transform.c: Fix comment typos.
4963 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
4965 * sched-deps.c (find_insn_list): Remove.
4966 * sched-int.h: Remove the prototype for find_insn_list.
4968 2007-02-16 Geoffrey Keating <geoffk@apple.com>
4970 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
4972 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
4973 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
4974 darwin_rs6000_override_options.
4975 (C_COMMON_OVERRIDE_OPTIONS): Expect
4976 darwin_macosx_version_min to be non-NULL always.
4977 (TARGET_C99_FUNCTIONS): Likewise.
4978 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
4979 (DARWIN_MINVERSION_SPEC): New.
4980 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
4981 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
4983 (DARWIN_MINVERSION_SPEC): New.
4984 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
4986 * config/darwin-c.c (darwin_cpp_builtins): Expect
4987 darwin_macosx_version_min to be non-NULL always.
4989 * config/rs6000/rs6000.c: Clean up trailing whitespace.
4991 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
4993 * config/i386/i386.h (x86_use_xchgb): New.
4994 (TARGET_USE_XCHGB): New macro.
4995 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
4996 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
4997 Split after reload into bswaphi for shifts of 8.
4998 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
4999 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
5000 or when optimizing for size.
5002 2007-02-16 Richard Guenther <rguenther@suse.de>
5003 Christian Bruel <christian.bruel@st.com>
5005 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
5006 DECLs but prefer SSA_NAMEs over DECLs.
5008 2007-02-16 Richard Guenther <rguenther@suse.de>
5010 * tree-flow-inline.h (single_imm_use_p): Remove.
5011 (zero_imm_uses_p): Likewise.
5012 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
5013 instead of single_imm_use_p.
5014 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
5017 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5020 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
5021 nested double- and backquotes.
5023 2007-02-15 Roger Sayle <roger@eyesopen.com>
5026 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
5027 should be unreachable.
5028 (build2_stat): Allow construction of MODIFY_EXPR at any time.
5029 For the time being redirect GIMPLE_MODIFY_STMT to the new
5030 (renamed) build_gimple_modify_stmt_stat.
5031 (build2_gimple_stat): Rename to...
5032 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
5033 Always build a GIMPLE_MODIFY_STMT node.
5034 * tree.h (build2_gimple, build2_gimple_stat): Delete.
5035 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
5038 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
5039 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
5040 * tree-complex.c (set_component_ssa_name, expand_complex_move,
5041 expand_complex_div_wide): Likewise.
5042 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
5043 * tree-ssa-loop-im.c (schedule_sm): Likewise.
5044 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
5045 * tree-ssa-loop-manip.c (create_iv): Likewise.
5046 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
5047 abs_replacement): Likewise.
5048 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
5049 realify_fake_stores): Likewise.
5051 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
5052 node rather than a GIMPLE_MODIFY_STMT node.
5053 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
5054 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
5056 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
5057 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
5060 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5063 * fold-const.c (fold_comparison): Add back the
5064 folding of constant complex comparisions.
5066 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5069 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
5070 effects unknown to this function, return early.
5072 2007-02-15 Ian Lance Taylor <iant@google.com>
5074 * lower-subreg.c (move_eh_region_note): New static function.
5075 (resolve_simple_move): Call it.
5076 (decompose_multiword_subregs): Track blocks for which we resolve a
5077 simple move which is also a control flow insn. Pass them to
5078 find_many_sub_basic_blocks.
5079 (pass_lower_subreg): Add TODO_verify_flow.
5080 (pass_lower_subreg2): Likewise.
5082 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5083 Brooks Moses <brooks.moses@codesourcery.com>
5084 Lee Millward <lee.millward@codesourcery.com>
5086 * tree.h (enum tree_code_class): Add tcc_vl_exp.
5087 (VL_EXP_CLASS_P): New.
5088 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
5090 (TREE_OPERAND_CHECK_CODE): Likewise.
5091 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
5092 (TREE_RTL_OPERAND_CHECK): Likewise.
5093 (tree_operand_check_failed): Make second parameter the whole tree
5094 instead of its code. Fixed callers.
5095 (VL_EXP_CHECK): New.
5096 (TREE_OPERAND_LENGTH): New.
5097 (VL_EXP_OPERAND_LENGTH): New.
5098 (CALL_EXPR_FN): New.
5099 (CALL_EXPR_STATIC_CHAIN): New.
5100 (CALL_EXPR_ARGS): New.
5101 (CALL_EXPR_ARG): New.
5102 (call_expr_nargs): New.
5103 (CALL_EXPR_ARGP): New.
5104 (build_nt_call_list): Declare.
5105 (build_vl_exp_stat): Declare.
5106 (build_vl_exp): New.
5107 (build_call_list): Declare.
5108 (build_call_nary): Declare.
5109 (build_call_valist): Declare.
5110 (build_call_array): Declare.
5111 (call_expr_arg): Declare.
5112 (call_expr_argp): Declare.
5113 (call_expr_arglist): Declare.
5114 (fold_build_call_list): Declare.
5115 (fold_build_call_list_initializer): Declare.
5116 (fold_call_expr): Declare to replace fold_builtin.
5117 (fold_builtin_fputs): Update to agree with modified definition.
5118 (fold_builtin_strcpy): Likewise.
5119 (fold_builtin_strncpy): Likewise.
5120 (fold_builtin_memory_chk): Likewise.
5121 (fold_builtin_stxcpy_chk): Likewise.
5122 (fold_builtin_strncpy_chk): Likewise.
5123 (fold_builtin_next_arg): Likewise.
5124 (fold_build_call_expr): Declare.
5125 (fold_builtin_call_list): Declare.
5126 (fold_builtin_call_valist): Declare.
5127 (build_call_expr): Declare.
5128 (validate_arglist): Update to agree with modified definition.
5129 (tree_operand_length): New.
5130 (call_expr_arg_iterator): New.
5131 (init_call_expr_arg_iterator): New.
5132 (next_call_expr_arg): New.
5133 (first_call_expr_arg): New.
5134 (more_call_expr_args_p): New.
5135 (FOR_EACH_CALL_EXPR_ARG): New.
5137 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
5138 and tcc_gimple_stmt.
5139 (tree_code_size): Update documentation. Use sizeof (tree) rather
5140 than sizeof (char *).
5141 (tree_size): Likewise. Add case for tcc_vl_exp.
5142 (tree_node_structure): Add case for tcc_vl_exp.
5143 (contains_placeholder_p): Likewise.
5144 (substitute_in_expr): Likewise.
5145 (substitute_placeholder_in_expr): Likewise.
5146 (stabilize_reference_1): Likewise.
5147 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
5148 to diagnose breakage of this interface for constructing CALL_EXPRs.
5149 (build_nt): Add similar assertion here.
5150 (build_nt_call_list): New.
5151 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
5152 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
5154 (get_callee_fndecl): Use new CALL_EXPR accessors.
5155 (tree_operand_check_failed): Change parameters to pass entire node
5156 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
5157 (process_call_operands): New.
5158 (build_vl_exp_stat): New.
5159 (build_call_list): New.
5160 (build_call_nary): New.
5161 (build_call_valist): New.
5162 (build_call_array): New.
5163 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5164 (call_expr_arglist): New.
5166 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
5167 tcc_vl_exp instead of a fixed-size tcc_expression.
5169 * doc/c-tree.texi (CALL_EXPR): Document new representation and
5170 accessors for CALL_EXPRs.
5171 (AGGR_INIT_EXPR): Likewise.
5173 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5174 Brooks Moses <brooks.moses@codesourcery.com>
5175 Lee Millward <lee.millward@codesourcery.com>
5177 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
5178 (expand_builtin_nonlocal_goto): Change parameter to be entire
5179 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
5180 (expand_builtin_prefetch): Likewise.
5181 (expand_builtin_classify_type): Likewise.
5182 (mathfn_built_in): Return NULL_TREE instead of 0.
5183 (expand_errno_check): Use new CALL_EXPR accessors.
5184 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
5185 Return NULL_RTX instead of 0.
5186 (expand_builtin_mathfn_2): Likewise.
5187 (expand_builtin_mathfn_3): Likewise.
5188 (expand_builtin_interclass_mathfn): Likewise.
5189 (expand_builtin_sincos): Likewise.
5190 (expand_builtin_cexpi): Likewise.
5191 (expand_builtin_int_roundingfn): Likewise.
5192 (expand_builtin_int_roundingfn_2): Likewise.
5193 (expand_builtin_pow): Likewise.
5194 (expand_builtin_powi): Likewise.
5195 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
5196 of arglist, fixing callers appropriately. Use new CALL_EXPR
5197 accessors and constructors. Return NULL_RTX instead of 0.
5198 (expand_builtin_strstr): Likewise.
5199 (expand_builtin_strchr): Likewise.
5200 (expand_builtin_strrchr): Likewise.
5201 (expand_builtin_strpbrk): Likewise.
5202 (expand_builtin_memcpy): Likewise.
5203 (expand_builtin_mempcpy): Likewise.
5204 (expand_builtin_mempcpy_args): New.
5205 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
5206 (expand_builtin_memmove_args): New.
5207 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
5208 (expand_movstr): Likewise.
5209 (expand_builtin_strcpy): Likewise.
5210 (expand_builtin_strcpy_args): New.
5211 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
5212 (expand_builtin_strncpy): Likewise.
5213 (expand_builtin_memset): Likewise.
5214 (expand_builtin_memset_args): New.
5215 (expand_builtin_bzero): Similarly to expand_builtin_memset.
5216 (expand_builtin_memcmp): Likewise.
5217 (expand_builtin_strcmp): Likewise.
5218 (expand_builtin_strncmp): Likewise.
5219 (expand_builtin_strcat): Likewise.
5220 (expand_builtin_strncat): Likewise.
5221 (expand_builtin_strspn): Likewise.
5222 (expand_builtin_strcspn): Likewise.
5223 (expand_builtin_args_info): Likewise.
5224 (expand_builtin_va_start): Likewise.
5225 (gimplify_va_arg_expr): Likewise.
5226 (expand_builtin_va_end): Likewise.
5227 (expand_builtin_va_copy): Likewise.
5228 (expand_builtin_frame_address): Likewise.
5229 (expand_builtin_alloca): Likewise.
5230 (expand_builtin_bswap): Likewise.
5231 (expand_builtin_unop): Likewise.
5232 (expand_builtin_fputs): Likewise.
5233 (expand_builtin_expect): Likewise.
5234 (expand_builtin_fabs): Likewise.
5235 (expand_builtin_copysign): Likewise.
5236 (expand_builtin_printf): Likewise.
5237 (expand_builtin_fprintf): Likewise.
5238 (expand_builtin_sprintf): Likewise.
5239 (expand_builtin_init_trampoline): Likewise.
5240 (expand_builtin_signbit): Likewise.
5241 (expand_builtin_fork_or_exec): Likewise.
5242 (expand_builtin_sync_operation): Likewise.
5243 (expand_builtin_compare_and_swap): Likewise.
5244 (expand_builtin_lock_test_and_set): Likewise.
5245 (expand_builtin_lock_release): Likewise.
5246 (expand_builtin): Likewise.
5247 (builtin_mathfn_code): Likewise.
5249 (fold_builtin_constant_p): Pass call arguments individually instead
5250 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5251 accessors and constructors. Return NULL_TREE instead of 0.
5252 (fold_builtin_expect): Likewise.
5253 (fold_builtin_classify_type): Likewise.
5254 (fold_builtin_strlen): Likewise.
5255 (fold_builtin_nan): Likewise.
5256 (integer_valued_real_p): Likewise.
5257 (fold_trunc_transparent_mathfn): Likewise.
5258 (fold_fixed_mathfn): Likewise.
5259 (fold_builtin_cabs): Likewise.
5260 (fold_builtin_sqrt): Likewise.
5261 (fold_builtin_cbrt): Likewise.
5262 (fold_builtin_cos): Likewise.
5263 (fold_builtin_cosh): Likewise.
5264 (fold_builtin_tan): Likewise.
5265 (fold_builtin_sincos): Likewise.
5266 (fold_builtin_cexp): Likewise.
5267 (fold_builtin_trunc): Likewise.
5268 (fold_builtin_floor): Likewise.
5269 (fold_builtin_ceil): Likewise.
5270 (fold_builtin_round): Likewise.
5271 (fold_builtin_int_roundingfn): Likewise.
5272 (fold_builtin_bitop): Likewise.
5273 (fold_builtin_bswap): Likewise.
5274 (fold_builtin_logarithm): Likewise.
5275 (fold_builtin_hypot): Likewise.
5276 (fold_builtin_pow): Likewise.
5277 (fold_builtin_powi): Likewise.
5278 (fold_builtin_exponent): Likewise.
5279 (fold_builtin_memset): Likewise.
5280 (fold_builtin_bzero): Likewise.
5281 (fold_builtin_memory_op): Likewise.
5282 (fold_builtin_bcopy): Deleted; call site changed to invoke
5283 fold_builtin_memory_op directly.
5284 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
5285 (fold_builtin_strncpy): Likewise.
5286 (fold_builtin_memcmp): Likewise.
5287 (fold_builtin_strcmp): Likewise.
5288 (fold_builtin_strncmp): Likewise.
5289 (fold_builtin_signbit): Likewise.
5290 (fold_builtin_copysign): Likewise.
5291 (fold_builtin_isascii): Likewise.
5292 (fold_builtin_toascii): Likewise.
5293 (fold_builtin_isdigit): Likewise.
5294 (fold_builtin_fabs): Likewise.
5295 (fold_builtin_abs): Likewise.
5296 (fold_builtin_fmin_fmax): Likewise.
5297 (fold_builtin_carg): Likewise.
5298 (fold_builtin_classify): Likewise.
5299 (fold_builtin_unordered_cmp): Likewise.
5301 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
5302 New functions split out from fold_builtin_1.
5303 (fold_builtin_n): New.
5304 (fold_builtin_varargs): New.
5305 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
5307 (fold_call_expr): New.
5308 (build_function_call_expr): Rewrite to use new helper function.
5309 (fold_builtin_call_list): New.
5310 (build_call_expr): New.
5311 (fold_builtin_call_valist): New.
5312 (rewrite_call_expr): New.
5313 (validate_arg): New.
5314 (validate_arglist): Change parameter to be entire CALL_EXPR instead
5315 of an arglist. Change return type to bool. Use new CALL_EXPR
5318 (fold_builtin_strstr): Pass call arguments individually instead
5319 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5320 accessors and constructors. Return NULL_TREE instead of 0.
5321 (fold_builtin_strchr): Likewise.
5322 (fold_builtin_strrchr): Likewise.
5323 (fold_builtin_strpbrk): Likewise.
5324 (fold_builtin_strcat): Likewise.
5325 (fold_builtin_strncat): Likewise.
5326 (fold_builtin_strspn): Likewise.
5327 (fold_builtin_strcspn): Likewise.
5328 (fold_builtin_fputs): Likewise.
5329 (fold_builtin_next_arg): Likewise.
5330 (fold_builtin_sprintf): Likewise.
5332 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
5333 NULL_RTX instead of 0.
5334 (expand_builtin_memory_chk): Likewise.
5335 (maybe_emit_chk_warning): Likewise.
5336 (maybe_emit_sprintf_chk_warning): Likewise.
5338 (fold_builtin_object_size): Pass call arguments individually instead
5339 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5340 accessors and constructors. Return NULL_TREE instead of 0.
5341 (fold_builtin_memory_chk): Likewise.
5342 (fold_builtin_stxcpy_chk): Likewise.
5343 (fold_builtin_strncpy_chk): Likewise.
5344 (fold_builtin_strcat_chk): Likewise.
5345 (fold_builtin_strcat_chk): Likewise.
5346 (fold_builtin_strncat_chk): Likewise.
5347 (fold_builtin_sprintf_chk): Likewise.
5348 (fold_builtin_snprintf_chk): Likewise.
5349 (fold_builtin_printf): Likewise.
5350 (fold_builtin_vprintf): Likewise.
5352 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
5354 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
5355 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5356 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
5357 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
5358 (fold_unary): Likewise.
5359 (fold_binary): Likewise.
5360 (fold_ternary): Remove CALL_EXPR case, since they are no longer
5361 ternary expressions.
5362 (fold): Add logic for tcc_vl_exp.
5363 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
5364 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5365 (fold_build3_stat): Add assertion to flag broken interface for
5366 constructing CALL_EXPRs.
5367 (fold_build_call_list): New.
5368 (fold_build_call_list_initializer): New.
5369 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
5371 (fold_strip_sign_ops): Likewise.
5373 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5374 Brooks Moses <brooks.moses@codesourcery.com>
5375 Lee Millward <lee.millward@codesourcery.com>
5377 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
5378 accessors and dump arguments explicitly.
5380 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
5382 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
5384 (print_call_name): Use new CALL_EXPR accessors.
5386 * print-tree.c (print_node): Add case tcc_vl_exp. Print
5387 CALL_EXPR arguments explicitly instead of as a list. Use
5388 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5390 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
5391 (vrp_visit_stmt): Likewise.
5393 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
5394 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
5396 (force_move_till_expr): Likewise.
5398 * targhooks.c (default_external_stack_protect_fail): Use
5399 build_call_expr instead of build_function_call_expr.
5400 (default_hidden_stack_protect_fail): Likewise.
5402 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
5405 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
5406 and walk arguments explicitly.
5408 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
5409 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5410 (expand_simple_operations): Likewise.
5411 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
5413 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
5414 of TREE_CODE_LENGTH.
5415 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
5417 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
5418 instead of TREE_CODE_LENGTH.
5420 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
5421 (tree_ic_transform): Likewise.
5422 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
5423 parameter instead of arglist. Fix callers.
5424 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
5425 (tree_stringops_transform): Likewise.
5426 (tree_indirect_call_to_profile): Likewise.
5427 (tree_stringops_values_to_profile): Likewise.
5429 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
5430 (eliminate_tail_call): Likewise.
5432 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
5434 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5435 Use TREE_OPERAND_LENGTH and generalize to handle any number of
5437 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
5439 * omp-low.c (build_omp_barrier): Use build_call_expr.
5440 (lower_rec_input_clauses): Likewise.
5441 (lower_reduction_clauses): Likewise.
5442 (expand_parallel_call): Likewise.
5443 (maybe_catch_exception): Likewise.
5444 (expand_omp_for_generic): Likewise.
5445 (expand_omp_for_static_nochunk): Likewise.
5446 (expand_omp_sections): Likewise.
5447 (lower_omp_single_simple): Likewise.
5448 (lower_omp_single_copy): Likewise.
5449 (lower_omp_master): Likewise.
5450 (lower_omp_ordered): Likewise.
5451 (lower_omp_critical): Likewise.
5453 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
5454 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
5456 * tree-gimple.c (is_gimple_call_addr): Fix doc.
5457 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
5458 TREE_CODE_LENGTH. Add tcc_vl_exp case.
5460 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
5461 and generalize to handle any number of operands.
5462 (chrec_contains_undetermined): Likewise.
5463 (tree_contains_chrecs): Likewise.
5464 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
5466 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
5468 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
5469 fold_call_expr instead of fold_builtin.
5470 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
5471 match declarations there.
5472 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
5475 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
5476 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5478 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
5479 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
5481 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
5484 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
5485 (execute_cse_sincos): Use new CALL_EXPR accessors.
5487 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
5489 * gimple-low.c (lower_function_body): Use build_call_expr.
5490 (lower_builtin_setjmp): Likewise.
5492 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
5493 (set_storage_via_libcall): Likewise.
5494 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
5495 instead of TREE_CODE_LENGTH.
5496 (expand_expr_real_1): Use new CALL_EXPR accessors.
5498 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
5499 generalize to handle any number of operands.
5500 (TB_parent_eq): Likewise.
5502 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
5503 (strip_builtin_expect): Likewise.
5505 * function.c (gimplify_parameters): Use build_call_expr.
5507 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
5508 instead of TREE_CODE_LENGTH.
5510 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
5511 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
5513 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
5516 * gimplify.c (build_stack_save_restore): Use build_call_expr.
5517 (gimplify_decl_expr): Likewise.
5518 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
5519 Use new CALL_EXPR iterators.
5520 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
5521 (gimplify_modify_expr_to_memset): Likewise.
5522 (gimplify_variable_sized_compare): Likewise.
5523 (gimplify_omp_atomic_fetch_op): Likewise.
5524 (gimplify_omp_atomic_pipeline): Likewise.
5525 (gimplify_omp_atomic_mutex): Likewise.
5526 (gimplify_function_tree): Likewise.
5528 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
5529 (call_expr_flags): Likewise.
5530 (expand_call): Likewise.
5532 * except.c (expand_builtin_eh_return_data_regno): Pass entire
5533 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5536 * coverage.c (create_coverage): Use build_call_expr.
5538 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
5539 (temp_call_expr_obstack): New.
5540 (pool_copy_list): Delete.
5541 (temp_copy_call_expr): New.
5542 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
5543 CALL_EXPR accessors. Get rid of special goo for copying argument
5544 lists and use temp_copy_call_expr instead.
5545 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
5546 CALL_EXPR accessors.
5547 (create_expression_by_pieces): Likewise. Use build_call_array
5548 to construct the result instead of fold_build3.
5549 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
5550 dealing with argument lists.
5551 (init_pre): Remove references to expression_node_pool and
5552 list_node_pool. Init temp_call_expr_obstack instead.
5553 (fini_pre): Remove references to expression_node_pool and
5556 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
5557 and walk arguments explicitly instead of as a list.
5559 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
5560 (mx_register_decls): Likewise.
5561 (mudflap_register_call): Likewise.
5562 (mudflap_finish_file): Likewise.
5564 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
5565 (ipa_callsite_compute_param): Likewise.
5567 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
5568 accessors and constructor.
5570 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
5571 accessors and constructor.
5572 (convert_tramp_reference): Likewise.
5573 (convert_call_expr): Likewise.
5574 (finalize_nesting_tree_1): Likewise.
5576 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
5579 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
5581 * tree-inline.c (initialize_inlined_parameters): Pass entire
5582 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5584 (estimate_num_insns_1): Use new CALL_EXPR accessors.
5585 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
5587 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
5588 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5589 (vectorizable_reduction): Likewise.
5590 (vectorizable_call): Use new CALL_EXPR iterators.
5591 (vectorizable_conversion): Use build_call_expr.
5592 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
5593 (vect_gen_widened_results_half): Use build_call_expr.
5594 (vect_setup_realignment): Likewise.
5595 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
5597 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
5598 (pass_through_call): Likewise.
5599 (compute_object_sizes): Likewise. Use fold_call_expr instead of
5602 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
5603 (tree_gen_pow2_profiler): Likewise.
5604 (tree_gen_one_value_profiler): Likewise.
5605 (tree_gen_ic_func_profiler): Likewise.
5606 (tree_gen_average_profiler): Likewise.
5607 (tree_gen_ior_profiler): Likewise.
5609 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
5610 (find_func_aliases): Use new CALL_EXPR accessors. Add case
5611 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5613 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
5614 of TREE_CODE_LENGTH.
5616 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
5617 of TREE_CODE_LENGTH.
5619 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
5621 (convert_to_integer): Likewise.
5623 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
5626 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5627 Brooks Moses <brooks.moses@codesourcery.com>
5628 Lee Millward <lee.millward@codesourcery.com>
5630 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
5632 * config/frv/frv.c (frv_expand_builtin): Likewise.
5633 * config/s390/s390.c (s390_expand_builtin): Likewise.
5635 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
5636 (sparc_expand_builtin): Use new CALL_EXPR accessors.
5638 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
5639 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
5640 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
5641 (ix86_expand_store_builtin): Likewise.
5642 (ix86_expand_unop_builtin): Likewise.
5643 (ix86_expand_unop1_builtin): Likewise.
5644 (ix86_expand_sse_compare): Likewise.
5645 (ix86_expand_sse_comi): Likewise.
5646 (ix86_expand_vec_init_builtin): Likewise.
5647 (ix86_expand_vec_ext_builtin): Likewise.
5648 (ix86_expand_vec_set_builtin): Likewise.
5649 (ix86_expand_builtin): Use new CALL_EXPR accessors.
5651 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
5652 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5654 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
5655 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5656 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
5658 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
5660 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
5661 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
5662 arglist. Use new CALL_EXPR accessors. Fix callers.
5663 (altivec_expand_abs_builtin): Likewise.
5664 (rs6000_expand_binop_builtin): Likewise.
5665 (altivec_expand_predicate_builtin): Likewise.
5666 (altivec_expand_lv_builtin): Likewise.
5667 (spe_expand_stv_builtin): Likewise.
5668 (altivec_expand_stv_builtin): Likewise.
5669 (rs6000_expand_ternop_builtin): Likewise.
5670 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
5671 (altivec_expand_st_builtin): Likewise.
5672 (altivec_expand_dst_builtin): Likewise.
5673 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
5674 arglist. Use new CALL_EXPR accessors. Fix callers.
5675 (altivec_expand_vec_set_builtin): Likewise.
5676 (altivec_expand_vec_ext_builtin): Likewise.
5677 (altivec_expand_builtin): Use new CALL_EXPR accessors.
5678 (spe_expand_builtin): Likewise.
5679 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
5680 arglist. Use new CALL_EXPR accessors. Fix callers.
5681 (spe_expand_evsel_builtin): Likewise.
5682 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
5683 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
5685 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
5686 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5687 (arm_expand_unop_builtin): Likewise.
5688 (arm_expand_builtin): Use new CALL_EXPR accessors.
5690 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
5693 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
5694 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5695 (bfin_expand_unop_builtin): Likewise.
5696 (bfin_expand_builtin): Use new CALL_EXPR accessors.
5698 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5699 Brooks Moses <brooks.moses@codesourcery.com>
5700 Lee Millward <lee.millward@codesourcery.com>
5702 * c-semantics.c (build_stmt): Add internal diagnostic check.
5704 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
5705 accessors. Print arguments explicitly instead of as a list.
5707 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
5709 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
5710 (c_finish_omp_flish): Likewise.
5712 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
5713 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
5714 instead of TREE_CODE_LENGTH.
5715 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
5716 (c_warn_unused_result): Likewise.
5718 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5721 * doc/invoke.texi (Warning Options): Remove
5722 -Werror-implicit-function-declaration.
5723 (Wimplicit-function-declaration): Update description.
5724 * opts.c (common_handle_option): Move handling of -Werror=* to...
5725 (enable_warning_as_error): ...here.
5726 * opts.h (enable_warning_as_error): Declare.
5727 * c-decl.c (implicit_decl_warning): Unless
5728 -Wno-implicit-function-declaration is given, emit a pedwarn if
5729 -std=c99 or emit a warning if -Wimplicit-function-declaration.
5730 * c.opt (Wimplicit-function-declaration): Replace
5731 mesg_implicit_function_declaration with
5732 warn_implicit_function_declaration.
5733 * c-opts.c (c_common_handle_option):
5734 -Werror-implicit-function-declaration is exactly equal as
5735 -Werror=implicit-function-declaration.
5736 (set_Wimplicit): Replace mesg_implicit_function_declaration with
5737 warn_implicit_function_declaration.
5738 (c_common_post_options): -Wimplict-function-declaration is enabled
5739 by default by -std=c99, otherwise is disabled by default.
5740 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
5742 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5744 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
5745 DECL on the rhs to a DECL on the lhs for debug info purposes if the
5746 former is ignored but not the latter.
5748 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5750 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
5751 is made and the reference doesn't use the alias set of its type,
5752 do not create the temporary using that type.
5754 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
5756 * jump.c: Remove prototypes for delete_computation and
5757 delete_prior_computation.
5759 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5761 * jump.c (get_label_after): Delete.
5762 (get_label_before, delete_computation, delete_jump,
5763 delete_prior_computation, follow_jumps): Move...
5764 * reorg.c (delete_computation, delete_prior_computation): ... here...
5765 (get_label_before, delete_jump): ... making these static ...
5766 (follow_jumps): ... and simplifying this since it only runs after
5768 * rtl.h (get_label_after, get_label_before, delete_jump,
5769 follow_jumps): Delete prototypes.
5771 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5773 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
5775 2007-02-15 Nick Clifton <nickc@redhat.com>
5777 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
5778 order to prevent it from being munged by the target.
5780 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
5782 * config/i386/i386.md: Remove misleading comment.
5784 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5786 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
5787 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
5790 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5792 * tree-sra.c (instantiate_missing_elements): Canonicalize
5794 (sra_build_assignment): New.
5795 (generate_copy_inout, generate_element_copy,
5796 generate_element_zero, generate_one_element_init): Use it.
5798 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5800 * tree-sra.c (instantiate_missing_elements): Canonicalize
5802 (sra_build_assignment): New.
5803 (generate_copy_inout, generate_element_copy,
5804 generate_element_zero, generate_one_element_init): Use it.
5806 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5808 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
5811 2007-02-14 Joseph Myers <joseph@codesourcery.com>
5813 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
5814 types as aggregates not scalars.
5815 * function.c (assign_stack_temp_for_type): Likewise.
5817 2007-02-14 Roger Sayle <roger@eyesopen.com>
5818 Zdenek Dvorak <dvorakz@suse.cz>
5820 * tree-dump.c (dump_switch_p_1): Require exact match of the option
5823 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
5825 * passes.c (next_pass_1): Clear the next field of the copied
5828 2007-02-14 Richard Henderson <rth@redhat.com>
5830 * tree-sra.c (early_sra): New.
5831 (decl_can_be_decomposed_p): Deny va_list if early_sra.
5832 (tree_sra_early, pass_sra_early): New.
5833 * tree-pass.h (pass_sra_early): Declare.
5834 * passes.c (init_optimization_passes): Use it.
5836 2007-02-14 Richard Guenther <rguenther@suse.de>
5838 * flags.h (issue_strict_overflow_warning): Convert to a macro.
5840 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
5842 PR tree-optimization/30771
5843 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
5845 (vect_analyze_operations): Induction phis can now be marked as
5847 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
5848 Update documentation accordingly.
5850 2007-02-14 Nick Clifton <nickc@redhat.com>
5852 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
5853 most 3 arguments are supported.
5854 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
5856 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
5858 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
5859 Ensure dst->current is valid.
5861 2007-02-13 Paul Brook <paul@codesourcery.com>
5863 * config.gcc: Add arm*-*-uclinux-*eabi.
5864 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
5865 (SUBTARGET_EXTRA_LINK_SPEC): Define.
5866 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
5867 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
5868 (LINK_SPEC): Define.
5870 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
5872 * config/arm/uclinux-eabi.h: New file.
5873 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
5874 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
5877 2007-02-13 Ian Lance Taylor <iant@google.com>
5879 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
5880 * flags.h (warn_strict_overflow): Declare.
5881 (enum warn_strict_overflow_code): Define.
5882 (issue_strict_overflow_warning): New static inline function.
5883 * opts.c (warn_strict_overflow): New variable.
5884 (common_handle_option): Handle OPT_Wstrict_overflow and
5885 OPT_Wstrict_overflow_.
5886 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
5888 * fold-const.c: Include intl.h.
5889 (fold_deferring_overflow_warnings): New static variable.
5890 (fold_deferred_overflow_warning): New static variable.
5891 (fold_deferred_overflow_code): New static variable.
5892 (fold_defer_overflow_warnings): New function.
5893 (fold_undefer_overflow_warnings): New function.
5894 (fold_undefer_and_ignore_overflow_warnings): New function.
5895 (fold_deferring_overflow_warnings_p): New function.
5896 (fold_overflow_warning): New static function.
5897 (make_range): Add strict_overflow_p parameter. Change all
5899 (extract_muldiv, extract_muldiv_1): Likewise.
5900 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
5901 tree_expr_nonnegative_p.
5902 (fold_negate_expr): Call fold_overflow_warning.
5903 (fold_range_test): Likewise.
5904 (fold_comparison): Likewise.
5905 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
5906 instead of tree_expr_nonnegative_p.
5907 (tree_expr_nonnegative_warnv_p): Rename from
5908 tree_expr_nonnegative_p, add strict_overflow_p parameter.
5909 (tree_expr_nonnegative_p): New function.
5910 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
5911 strict_overflow_p parameter.
5912 (tree_expr_nonzero_p): New function.
5913 * passes.c (verify_interpass_invariants): New static function.
5914 (execute_one_pass): Call it.
5915 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
5917 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
5918 (estimate_numbers_of_iterations): Likewise.
5919 (scev_probably_wraps_p): Likewise.
5920 * tree-ssa-ccp.c: Include "toplev.h".
5921 (evaluate_stmt): Defer fold overflow warnings until we know we are
5923 (struct fold_stmt_r_data): Add stmt field.
5924 (fold_stmt_r): Defer fold overflow warnings until we know we
5926 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
5927 (fold_stmt_inplace): Likewise.
5928 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
5929 (cleanup_control_expr_graph): Defer fold overflow warnings until
5930 we know we are going to optimize.
5931 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5932 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
5934 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5935 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
5936 * tree-ssa-loop-manip.c (create_iv): Likewise.
5937 * c-typeck.c (build_conditional_expr): Likewise.
5938 (build_binary_op): Likewise.
5939 * tree-vrp.c (vrp_expr_computes_nonzero): Call
5940 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
5941 (extract_range_from_unary_expr): Likewise.
5942 * simplify-rtx.c (simplify_const_relational_operation): Warn when
5943 assuming that signed overflow does not occur.
5944 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
5945 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
5946 (fold_defer_overflow_warnings): Declare.
5947 (fold_undefer_overflow_warnings): Declare.
5948 (fold_undefer_and_ignore_overflow_warnings): Declare.
5949 (fold_deferring_overflow_warnings_p): Declare.
5950 (tree_expr_nonzero_warnv_p): Declare.
5951 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
5953 (Warning Options): Document -Wstrict-overflow.
5954 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
5955 (tree-ssa-ccp.o): Likewise.
5956 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
5957 (fold-const.o): Depend on intl.h.
5959 2007-02-13 Ian Lance Taylor <iant@google.com>
5962 * lower-subreg.c (resolve_simple_move): Decompose subregs in
5965 2007-02-13 Stuart Hastings <stuart@apple.com>
5967 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
5969 2007-02-13 Richard Henderson <rth@redhat.com>
5971 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
5972 handled_component_p before looking for the indirect_ref.
5974 2007-02-13 Richard Henderson <rth@redhat.com>
5976 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
5977 remove flags clobber.
5978 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
5979 (bswaphi_lowpart): New.
5980 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
5981 remove TARGET_BSWAP test. Delete expander of the same name.
5983 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
5984 (expand_unop): Use them.
5986 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
5988 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
5989 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
5990 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
5991 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
5992 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
5993 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
5994 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
5995 assembler dialect choice from asm templates.
5997 2007-02-12 Richard Henderson <rth@redhat.com>
5999 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
6000 (fixuns_trunc<SSEMODEF>si2): Use it.
6001 * config/i386/sse.md (vec_setv4sf_0): Export.
6002 * config/i386/i386.c (ix86_build_const_vector): Export.
6003 (ix86_split_convert_uns_si_sse): Rename from
6004 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
6005 * config/i386/i386-protos.h: Update.
6007 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6010 * c-typeck.c (c_finish_return): Improve warning message.
6012 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6014 * alias.c (find_symbolic_term): Delete unused function.
6016 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
6018 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
6019 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
6020 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
6022 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6024 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6025 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
6026 the function, temporarily point the debug interface to the null one.
6028 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6030 * dwarf2out.c (round_up_to_align): New static function.
6031 (field_byte_offset): Use it to round the offset.
6033 2007-02-12 Richard Henderson <rth@redhat.com>
6035 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
6036 (inswl_const): Export.
6038 2007-02-12 Richard Henderson <rth@redhat.com>
6040 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
6041 result mode of the libcall, convert back to outmode.
6043 2007-02-12 Roger Sayle <roger@eyesopen.com>
6045 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
6046 (bswapdi2): New define_expand to implement 32-bit implementation.
6048 2007-02-12 Nick Clifton <nickc@redhat.com>
6050 * doc/invoke.texi (Overall Options): Document --help=.
6051 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
6052 (cc1_options): Pass --help= on to cc1.
6053 (display_help): Add description of --help=.
6054 (process_command): Add code to handle --help=. Allow translated
6055 --help and --target-help switches to be passed on to compiler
6057 (main): Remove unused if statement.
6058 * opts.c (columns): Remove.
6059 (LEFT_COLUMN): Define.
6060 (wrap_help): Add columns argument.
6061 (print_filtered_help): Change parameters to be an include bitmask,
6062 an exclude bitmask, an any bitmask and the column width. Move the
6063 code to display the params list here. Add code to display the
6064 status of options rather than their descriptions if the quiet flag
6066 (print_specific_help): Change parameters to be an include bitmask,
6067 an exclude bitmask and an any bitmask. Move code to look up the
6068 column width here. Decide upon the title for an options listing.
6069 (common_handle_options): Add code to handle --help=. Adapt code
6070 for --help and --target-help to use the revised form of the
6071 print_specific_help function.
6072 (print_help): Delete.
6073 (print_param_help): Delete.
6074 (print_switch): Delete.
6075 * opts.h (cl_lang_count): Add prototype.
6076 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
6077 CL_MAX_OPTION_CLASS): New defines.
6078 * optc-gen.awk: Add construction of cl_lang_count.
6079 * c.opt: Add Warning attribute to warning options and Optimization
6080 attribute to optimization options.
6081 * common.opt: Likewise.
6083 Add -fhelp and -ftarget-help as aliases for the transformed --help
6084 and --target-help options.
6085 * opt-functions.awk: Add code to handle Warning and Optimization
6088 2007-02-12 Richard Henderson <rth@redhat.com>
6090 * config/alpha/constraints.md: New file.
6091 * config/alpha/alpha.c: Include tm-constrs.h.
6092 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
6093 alpha_extra_constraint): Remove.
6094 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
6095 * config/alpha/alpha-protos.h: Update.
6096 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
6097 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
6098 (EXTRA_CONSTRAINT): Remove.
6099 * config/alpha/alpha.md: Include constraints.md.
6100 (adddi splitter): Use satisfies_constraint_*.
6101 * config/alpha/predicates.md (add_operand): Likewise.
6102 (sext_add_operand, addition_operation): Likewise.
6104 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
6106 PR tree-optimization/29145
6107 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
6108 in our handling of restrict qualified pointers.
6110 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6113 * doc/invoke.texi (Wunused-value): Update description.
6114 (Wextra): Delete item.
6115 * opts.c (set_Wextra): Don't use the value of Wextra to set the
6116 value of Wunused-value.
6117 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
6118 (c_finish_stmt_expr): Don't check extra_warnings.
6119 (emit_side_effect_warnings): The caller is responsible to check
6122 2007-02-11 Roger Sayle <roger@eyesopen.com>
6123 Matt Thomas <matt@3am-software.com>
6125 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
6127 2007-02-11 Roger Sayle <roger@eyesopen.com>
6129 * simplify-rtx.c (simplify_relational_operation_1): Optimize
6130 comparisons of POPCOUNT against zero.
6131 (simplify_const_relational_operation): Likewise.
6133 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6135 * doc/invoke.texi (Wextra): Delete outdated paragraph.
6137 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6139 * dwarf2out.c (root_type): Delete unused function.
6141 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6143 * genattrtab.c (contained_in_p): Delete unused function.
6144 (write_expr_attr_cache): Likewise.
6146 2007-02-11 Jan Hubicka <jh@suse.cz>
6148 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
6151 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
6153 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
6154 to add the REG_EQ* note.
6155 * see.c (see_merge_one_use_extension): Likewise.
6156 * local-alloc.c (update_equiv_regs): Likewise. Also don't
6157 turn REG_EQUAL notes into REG_EQUIV notes if the target
6158 register may have more than one set.
6159 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
6160 * gcse.c (try_replace_reg): Likewise.
6161 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
6162 * calls.c (fixup_tail_calls): Likewise. Abort if there is
6163 more than one REG_EQUIV note.
6164 * reload1.c (gen_reload): Use set_unique_reg_note.
6166 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
6168 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
6169 (ix86_builtin_conversion): New function.
6171 2007-02-06 Mark Mitchell <mark@codesourcery.com>
6174 * tree.h (DECL_REPLACEABLE_P): New macro.
6175 * except.c (set_nothrow_function_flags): Likewise.
6177 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
6178 Ira Rosen <irar@il.ibm.com>
6179 Dorit Nuzman <dorit@il.ibm.com>
6181 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
6182 * targhooks.c (default_builtin_vectorized_conversion): New.
6183 * targhooks.h (default_builtin_vectorized_function): New declaration.
6184 * target.h (struct vectorize): Add builtin_conversion field.
6185 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
6186 stmt_vec_info_type value.
6187 (vectorizable_conversion): New declaration.
6188 * tree-vect-analyze.c (vect_analyze_operations): Add
6189 vectorizable_conversion call.
6190 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
6191 * tree-vect-transform.c (vectorizable_conversion): New function.
6192 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
6193 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
6195 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
6196 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
6197 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
6198 or ALTIVEC_BUILTIN_VCFSX.
6200 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6203 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
6204 CONST_DOUBLE and operand 0 is a hard register.
6205 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
6206 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
6207 is a hard floating-point register.
6209 2007-02-10 Richard Henderson <rth@redhat.com>
6210 Jakub Jelinek <jakub@redhat.com>
6211 Alexandre Oliva <aoliva@redhat.com>
6213 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
6214 * builtin-types.def (BT_WORD): Make unsigned.
6215 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
6216 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
6217 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
6218 * c-decl.c (grokdeclarator): Don't error if !have_tls.
6219 * c-parser.c (c_parser_omp_threadprivate): Likewise.
6220 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
6222 * expr.c (emutls_var_address): New.
6223 (expand_expr_real_1): Expand emulated tls.
6224 (expand_expr_addr_expr_1): Likewise.
6225 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
6226 * output.h (emutls_finish): Declare.
6227 * toplev.c (compile_file): Call it.
6228 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
6229 address before wrapping in CONST.
6230 * varasm.c (emutls_htab, emutls_object_type): New.
6231 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
6232 (get_emutls_object_name, get_emutls_object_type): New.
6233 (get_emutls_init_templ_addr, emutls_decl): New.
6234 (emutls_common_1, emutls_finish): New.
6235 (assemble_variable): When emulating tls, swap decls; generate
6236 constructor for the emutls objects.
6237 (do_assemble_alias): When emulating tls, swap decl and target name.
6238 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
6240 * varpool.c (decide_is_variable_needed): Look at force_output.
6241 Recurse for emulated tls.
6242 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
6243 with decide_is_variable_needed.
6244 * emutls.c: New file.
6245 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
6246 tls_object for real tls.
6248 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6250 PR rtl-optimization/29599
6251 * reload1.c (eliminate_regs_in_insn): Take the destination
6252 mode into account when computing the offset.
6254 2007-02-09 Stuart Hastings <stuart@apple.com>
6255 Richard Henderson <rth@redhat.com>
6257 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6258 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6259 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
6260 fixuns_truncdfhi2): New.
6261 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
6262 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
6263 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
6264 (floatunssidf2): Allow nonimmediate source.
6265 * gcc/config/i386/sse.md (movdi_to_sse): New.
6266 (vec_concatv2di): Drop '*'.
6267 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
6268 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6269 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
6271 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
6272 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6273 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
6274 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
6275 (ix86_build_signbit_mask): Fix decl of v, refactor to call
6276 ix86_build_const_vector.
6277 (x86_emit_floatuns): Rewrite.
6279 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6281 * genautomata.c (longest_path_length): Delete unused function.
6282 (struct state): Delete unused longest_path_length.
6283 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
6284 (get_free_state): Delete unused.
6286 2007-02-09 Jan Hubicka <jh@suse.cz>
6288 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
6289 * doc/invoke.texi (inline-unit-growth): Update default value.
6291 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
6292 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
6293 (rebuild_cgraph_edges): Likewise.
6294 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
6295 (dump_cgraph_node): Dump frequencies.
6296 (cgraph_clone_edge): Add frequency scales.
6297 (cgraph_clone_node): Add freuqnecy.
6298 * cgraph.h (cgraph_edge): Add freuqnecy argument.
6299 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
6300 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
6301 * tree-pass.h (TODO_rebuild_frequencies): New constant.
6302 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
6303 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
6304 (save_inline_function_body): Likewise.
6305 * ipa-inline.c: inluce rtl.h
6306 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
6307 (cgraph_edge_badness): Use frequencies.
6308 (cgraph_decide_recursive_inlining): Update clonning.
6309 (cgraph_decide_inlining_of_small_function): Dump frequency.
6310 * predict.c (estimate_bb_frequencies): Export.
6311 * predict.h (estimate_bb_frequencies): Declare.
6312 * tree-inline.c (copy_bb): Watch overflows.
6313 (expand_call_inline): Update call of cgraph_create_edge.
6314 (optimize_inline_calls): Use TODO flags to update frequnecies.
6315 * passes.h: Include predict.h
6316 (init_optimization_passes): Move profile ahead.
6317 (execute_function_todo): Handle TODO_rebuild_frequencies.
6319 2007-02-09 Roger Sayle <roger@eyesopen.com>
6321 * config/alpha/alpha.c (emit_insxl): Force the first operand of
6322 the insbl or inswl pattern into a register.
6324 2007-02-09 Roger Sayle <roger@eyesopen.com>
6326 * config/ia64/ia64.md (bswapdi2): New define_insn.
6328 2007-02-09 Richard Henderson <rth@redhat.com>
6330 * config/i386/constraints.md (Ym): New constraint.
6331 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
6332 (movdi_1_rex64): Split sse and xmm general register moves from
6333 memory move alternatives. Use conditional register constraints.
6334 (movsf_1, movdf_integer): Likewise.
6335 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6336 (movdf_integer_rex64): New.
6337 (pushsf_rex64): Fix output constraints.
6338 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
6339 (sse2_stored): Likewise.
6340 (sse2_storeq_rex64): New.
6341 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
6342 amd and not generic.
6343 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
6344 for optimize_size. Remove SF/DFmode hack.
6346 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6348 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
6351 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
6352 Richard Sandiford <richard@codesourcery.com>
6354 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
6355 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
6356 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
6357 m68k/t-mlib to tmake_file.
6358 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
6359 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
6360 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
6361 Allow it to be cf or m68k. Set m68k_arch_family. If that
6362 variable is not empty, add t-$m68k_arch_family to tmake_file.
6363 Add t-mlibs to tmake_file.
6364 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
6365 * config/m68k/t-cf: New file.
6366 * config/m68k/t-m68k: Likewise.
6367 * config/m68k/t-mlibs: Likewise.
6368 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6369 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6370 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6371 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6372 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
6374 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
6375 (INSTALL_LIBGCC): Delete.
6376 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6377 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6378 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6379 (M68K_MLIB_CPU): Define.
6380 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6381 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6382 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
6384 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6385 Richard Guenther <rguenther@suse.de>
6388 * fold-const.c (fold_comparison): Handle obfuscated comparisons
6389 against INT_MIN/INT_MAX.
6390 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
6391 file if a loop is removed.
6393 2007-02-09 Joseph Myers <joseph@codesourcery.com>
6395 * calls.c (store_one_arg): Pass correct alignment to
6396 emit_push_insn for non-BLKmode values.
6397 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
6398 unaligned stack slot via a suitably aligned slot.
6400 2007-02-08 DJ Delorie <dj@redhat.com>
6402 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
6404 (legal_subregs): Use unsigned char, make const.
6405 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
6407 2007-02-08 Paul Brook <paul@codesourcery.com>
6409 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
6410 special interworking needed.
6412 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
6414 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
6415 conditional to __SSE2__.
6416 (Entries below should have been added to first ChangeLog
6417 entry for amdfam10 dated 2007-02-05)
6418 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
6420 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
6422 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
6425 2007-02-08 DJ Delorie <dj@redhat.com>
6427 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
6428 * config/m32c/m32c.c (legal_subregs): New.
6429 (m32c_illegal_subreg_p): New.
6430 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
6431 unsupported subregs of hard regs.
6433 2007-02-08 Jan Hubicka <jh@suse.cz>
6435 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
6436 the same one; always update histograms.
6438 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6440 * passes.c (init_optimization_passes): Tidy comment.
6442 2007-02-08 Roger Sayle <roger@eyesopen.com>
6444 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
6445 strip zero_extend, bswap and rotates from POCOUNT's argument.
6446 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
6447 zero_extend and rotates from PARITY's argument.
6448 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
6449 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
6450 of an integer constant at compile-time.
6452 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6455 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
6457 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
6460 * tree-ssa-live.c (remove_unused_locals): Do not remove
6461 TREE_ADDRESSABLE variables.
6462 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
6463 * tree-ssa-operands.c (add_virtual_operand): Remove argument
6464 FOR_CLOBBER. Update all users.
6465 If VAR has an associated alias set, add a virtual operand for
6466 it if no alias is found to conflict with the memory reference.
6468 2007-02-07 Jan Hubicka <jh@suse.cz>
6469 Robert Kidd <rkidd@crhc.uiuc.edu>
6471 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
6473 2007-02-07 Ian Lance Taylor <iant@google.com>
6475 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
6477 2007-02-07 Roger Sayle <roger@eyesopen.com>
6479 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
6480 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
6481 tablejumpdi, movsi_to_cr_one): Remove constraints from
6482 define_expand's match_operands.
6484 2007-02-07 Roger Sayle <roger@eyesopen.com>
6486 * global.c (compute_regsets): Move declatation of "i" inside of
6487 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
6489 2007-02-07 Jakub Jelinek <jakub@redhat.com>
6492 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
6493 of INDIRECT_REF <RESULT_DECL>.
6495 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
6497 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
6498 Kaz Kojima <kkojima@gcc.gnu.org>
6501 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
6503 (sh_initialize_trampoline): Add parentheses to avoid a warning.
6505 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6507 * doc/loop.texi: Document possibility not to perform disambiguation
6508 of loops with multiple latches.
6509 * cfgloopmanip.c (alp_enum_p): Removed.
6510 (add_loop): Handle subloops. Use get_loop_body_with_size.
6511 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
6512 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
6513 the new forwarder block.
6514 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
6515 Handle the case latch is NULL.
6516 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
6517 when marking loop exits.
6518 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
6520 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
6521 disambiguate_loops_with_multiple_latches.
6522 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
6523 before fix_loop_structure.
6524 * cfgloop.c: Include pointer-set.h and output.h.
6525 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
6526 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
6527 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
6528 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
6529 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
6530 disambiguate_multiple_latches, get_loop_body_with_size,
6531 disambiguate_loops_with_multiple_latches): New functions.
6532 (flow_loop_dump): Dump multiple latch edges.
6533 (flow_loop_nodes_find): Handle loops with multiple latches.
6534 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
6535 (glb_enum_p): Modified.
6536 (get_loop_body): Use get_loop_body_with_size.
6537 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
6538 (AVOID_CFG_MODIFICATIONS): New constant.
6539 (disambiguate_loops_with_multiple_latches, add_loop,
6540 get_loop_body_with_size): Declare.
6541 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
6543 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
6546 * global.c (compute_regsets): New function.
6547 (global_alloc): Refactored ELIMINABLE_REGSET
6548 and NO_GLOBAL_ALLOC_REGS computation out.
6549 (rest_of_handle_global_alloc): Call compute_regsets()
6550 for non-optimizing case.
6552 2007-02-06 Richard Henderson <rth@redhat.com>
6554 * config/i386/constraints.md (Y2): Rename from Y.
6555 (Yi): New constraint.
6556 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
6557 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
6558 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
6559 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
6560 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
6561 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
6562 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
6563 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
6564 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
6565 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
6566 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
6567 vec_extractv2si_1): Change Y constraints to Y2.
6568 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
6569 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
6570 Change Y constraints to Y2.
6571 (sse2_loadld): Change Y constraints to x.
6573 2007-02-06 Roger Sayle <roger@eyesopen.com>
6575 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
6576 (parity<mode>2): New define_expand using rs6000_emit_parity.
6577 * config/rs6000/rs6000.c (rs6000_emit_popcount,
6578 rs6000_emit_parity): New functions.
6579 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
6580 rs6000_emit_parity): Prototype here.
6582 2007-02-06 Ian Lance Taylor <iant@google.com>
6584 * lower-subreg.c (simple_move_operand): Reject CONST.
6585 (resolve_clobber): Call validate_change rather than directly
6586 assigning to XEXP (pat, 0).
6588 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6590 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
6591 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
6592 (tree-cfg.o): Remove hashtab.h dependency.
6594 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
6595 (struct ivopts_data): Change niters to pointer_map_t.
6596 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
6597 (niter_for_exit): Create pointer_map on demand. Change for
6599 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
6600 (free_loop_data): Destroy data->niters if created and reset field.
6601 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
6602 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
6604 * tree-ssa-reassoc.c: Include pointer-set.h.
6605 (bb_rank): Change to long *.
6606 (operand_rank): Change to pointer_map_t.
6607 (find_operand_rank): Return long, -1 if not found. Declare as inline.
6608 (insert_operand_rank): Accept long.
6609 (operand_entry_hash, operand_entry_eq): Remove.
6610 (get_rank): Return long. Adjust for changes above.
6611 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
6613 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
6615 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
6616 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
6617 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
6619 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
6620 directly since it cannot be NULL.
6621 (get_vi_for_tree): Rewrite for pointer_map API.
6622 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
6623 (init_alias_vars): Create vi_for_tree as pointer_map.
6624 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
6626 * tree-cfg.c: Don't include hashtab.h.
6627 (edge_to_cases): Declare as pointer_map.
6628 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
6630 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
6631 (start_recording_case_labels): Create edge_to_cases as pointer_map.
6632 (end_recoding_case_labels): Cleanup edge_to_cases manually before
6634 (record_switch_edge): Delete.
6635 (get_cases_for_edge): Adjust for pointer_map API, inline
6636 record_switch_edge (rewritten for new API), remove goto.
6638 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6640 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
6641 * tree-nested.c: Include pointer-set.h.
6642 (var_map_elt, var_map_eq, var_map_hash): Delete.
6643 (struct nesting_info): Remove GTY marker. Change the two htab_t's
6645 (nesting_info_bitmap_obstack): New.
6646 (lookup_field_for_decl): Adjust for pointer_map API.
6647 (lookup_tramp_for_decl): Adjust for pointer_map API.
6648 (get_nonlocal_debug_decl): Adjust for pointer_map API.
6649 (get_local_debug_decl): Adjust for pointer_map API.
6650 (convert_nl_goto_reference): Adjust for pointer_map API.
6651 (convert_nl_goto_receiver): Adjust for pointer_map API.
6652 (create_nesting_tree): Create outside GGC space. Create bitmap on
6653 the new obstack. Create field_map and var_map as pointer_maps.
6654 (free_nesting_tree): Adjust for changes to create_nesting_tree.
6656 (lower_nested_functions): Move root here, no need to NULL it.
6657 Initialize and release the obstack.
6659 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
6661 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
6662 Remove prototypes and make them non-static.
6663 (struct tree_int_map): Remove.
6664 * tree.h (struct tree_int_map): Move here, turning TO into an
6666 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
6668 * tree.h (TREE_COMPLEXITY): Remove.
6669 (struct tree_exp): Remove complexity field.
6670 * tree.c (build1_stat): Don't set it.
6672 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
6673 Victor Kaplansky <victork@il.ibm.com>
6675 * tree-vectorizer.c (vect_is_simple_use): Support induction.
6676 (vect_is_simple_reduction): Support reduction with induction as
6677 one of the operands.
6678 (vect_is_simple_iv_evolution): Fix formatting.
6679 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
6680 formatting. Don't mark induction phis for vectorization.
6681 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
6682 * tree-vect-transform.c (get_initial_def_for_induction): New function.
6683 (vect_get_vec_def_for_operand): Support induction.
6684 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
6686 (vectorizable_reduction): Support reduction with induction as one of
6688 (vectorizable_type_demotion): Use def-type of stmt argument rather
6689 than dummy def-type.
6691 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
6692 flag_tree_scev_cprop.
6693 * common.opt (tree-scev-cprop): New flag.
6695 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
6696 call to vect_get_new_vect_var.
6698 2007-02-06 Ira Rosen <irar@il.ibm.com>
6700 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
6701 vectype is not NULL.
6702 (vect_pattern_recog_1): Likewise.
6704 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6706 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
6707 (fold_negate_expr): Likewise.
6709 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
6712 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
6713 even if cv-qualification is the same.
6715 2007-02-05 Geoffrey Keating <geoffk@apple.com>
6717 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
6718 __enable_execute_stack on completion.
6720 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6722 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
6723 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
6724 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
6725 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
6726 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
6727 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
6728 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
6729 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
6731 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6733 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
6734 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
6735 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
6736 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
6737 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
6738 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
6739 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
6740 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
6741 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
6742 umuldi3_highpart_rex64, umulsi3_highpart_insn,
6743 umulsi3_highpart_zext, smuldi3_highpart_rex64,
6744 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
6745 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
6746 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
6747 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
6748 sqrtextenddfxf2_i387): Added amdfam10_decode.
6750 * config/i386/athlon.md (athlon_idirect_amdfam10,
6751 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
6752 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
6753 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
6754 athlon_ivector_store_amdfam10): New define_insn_reservation.
6755 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
6758 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6760 * config/i386/athlon.md (athlon_call_amdfam10,
6761 athlon_pop_amdfam10, athlon_lea_amdfam10): New
6762 define_insn_reservation.
6763 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
6764 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
6765 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
6767 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6769 * config/i386/athlon.md (athlon_sseld_amdfam10,
6770 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
6771 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
6773 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6775 * config/i386/athlon.md (athlon_sseins_amdfam10): New
6776 define_insn_reservation.
6777 * config/i386/i386.md (sseins): Added sseins to define_attr type
6778 and define_attr unit.
6779 * config/i386/sse.md: Set type attribute to sseins for insertq
6782 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6784 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
6785 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
6786 ssecomi_load_amdfam10, ssecomi_amdfam10,
6787 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
6788 define_insn_reservation.
6789 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
6791 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6793 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
6794 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
6795 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
6796 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
6797 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
6798 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
6799 define_insn_reservation.
6801 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
6802 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
6803 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
6804 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
6805 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
6807 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6809 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
6810 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
6811 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
6812 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
6813 athlon_ssemul_load_k8): Added amdfam10.
6815 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6817 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
6818 (x86_sse_unaligned_move_optimal): New variable.
6820 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
6822 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
6823 for unaligned vector SSE double/single precision loads for AMDFAM10.
6825 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6827 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
6828 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
6829 Define TARGET_CPU_DEFAULT_amdfam10.
6830 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
6831 (processor_type): Add PROCESSOR_AMDFAM10.
6833 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
6834 processor_type in config/i386/i386.h.
6835 Enable imul peepholes for TARGET_AMDFAM10.
6837 * config.gcc: Add support for --with-cpu option for amdfam10.
6839 * config/i386/i386.c (amdfam10_cost): New variable.
6840 (m_AMDFAM10): New macro.
6841 (m_ATHLON_K8_AMDFAM10): New macro.
6842 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
6843 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
6844 x86_promote_QImode, x86_integer_DFmode_moves,
6845 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6846 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
6847 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
6848 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
6849 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
6850 Enable/disable for amdfam10.
6851 (override_options): Add amdfam10_cost to processor_target_table.
6852 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
6853 processor_alias_table.
6854 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
6855 (ix86_adjust_cost): Add code for amdfam10.
6857 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6859 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
6860 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
6861 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
6862 * config/i386/i386.h: Add builtin definition for SSE4A.
6863 * config/i386/i386.md: Add support for ABM instructions
6865 * config/i386/sse.md: Add support for SSE4A instructions
6866 (movntss, movntsd, extrq, insertq).
6867 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
6868 Add -march=amdfam10 flag.
6869 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
6870 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
6872 * doc/extend.texi: Add documentation for SSE4A builtins.
6874 2007-02-05 Bob Wilson <bob.wilson@acm.org>
6876 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
6878 2007-02-05 Richard Guenther <rguenther@suse.de>
6880 * tree-vectorizer.h (vectorizable_function): Add argument type
6881 argument, change return type.
6882 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
6883 * tree-vect-transform.c (vectorizable_function): Handle extra
6884 argument, return vectorized function decl.
6885 (build_vectorized_function_call): Remove.
6886 (vectorizable_call): Handle calls with result and argument types
6887 differing. Handle loop vectorization factor correctly.
6888 * targhooks.c (default_builtin_vectorized_function): Adjust for
6890 * targhooks.h (default_builtin_vectorized_function): Likewise.
6891 * target.h (builtin_vectorized_function): Add argument type
6893 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
6894 extra argument, allow vectorizing of lrintf.
6895 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
6896 documentation of target hook.
6898 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
6901 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
6902 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
6903 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
6905 2007-02-05 Roger Sayle <roger@eyesopen.com>
6907 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
6908 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
6909 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
6910 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
6911 before canonicalizing sincos to cexpi.
6912 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
6914 2007-02-05 Roger Sayle <roger@eyesopen.com>
6916 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
6917 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
6918 (alpha_init_builtins): Use alpha_add_builtins to process tables.
6920 2007-02-05 Roger Sayle <roger@eyesopen.com>
6922 * mips-tfile.c (initialize_init_file): Correct endianness test.
6924 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
6926 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
6929 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6931 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
6932 saves in a PARALLEL before the register assignments.
6934 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6936 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
6937 DWARF_FRAME_RETURN_COLUMN to be a general register.
6938 * dwarf2out.c (init_return_column_size): New function, split from...
6939 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
6940 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
6941 to be nongeneral registers.
6942 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
6944 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
6945 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
6947 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6949 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
6951 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6953 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
6954 (remove_path): Use can_remove_branch_p and remove_branch instead
6955 of loop_delete_branch_edge.
6956 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
6957 (tree_transform_and_unroll_loop): Remove dead branches immediately.
6958 Update profile using scale_dominated_blocks_in_loop.
6959 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
6960 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
6961 (can_remove_branch_p, remove_branch): Declare.
6962 * tree-cfg.c (tree_can_remove_branch_p): New function.
6963 (tree_cfg_hooks): Add tree_can_remove_branch_p.
6964 * cfgrtl.c (rtl_can_remove_branch_p): New function.
6965 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
6967 2007-02-05 Jan Hubicka <jh@suse.cz>
6970 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
6971 nodes in cgraph, don't remove offline copy of the function.
6973 2007-02-04 Jan Hubicka <jh@suse.cz>
6975 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
6976 vectors might cause maybe_lookup_element_for_expr to be called
6977 on non-sra-candidate.
6979 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
6981 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
6982 config/bfin/bfin.md, config/bfin/predicates.md: Follow
6983 spelling conventions.
6985 2007-02-04 Richard Guenther <rguenther@suse.de>
6988 * fold-const.c (try_move_mult_to_index): Make sure to not
6989 overflow one dimension of a multi-dimensional array access.
6991 2007-02-04 Jan Hubicka <jh@suse.cz>
6993 * passes.c (init_optimization_passes): Reindent.
6995 2007-02-04 Jan Hubicka <jh@suse.cz>
6996 Eric Botcazou <ebotcazou@adacore.com>
6998 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
6999 (execute_fixup_cfg): Break out the abnormal goto code.
7000 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
7001 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
7002 (optimize_inline_calls): Call make_nonlocal_label_edges.
7004 2007-02-04 Jan Hubicka <jh@suse.cz>
7006 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
7007 true when something was changed.
7008 (rename_ssa_copies): When something was changed, do
7009 TODO_remove_unused_locals.
7010 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7011 add TODO_remove_unused_locals when instruction was removed.
7013 2007-02-04 Jan Hubicka <jh@suse.cz>
7015 * ipa-inline.c (try_inline): Improve debug output; work on already
7017 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
7018 call try_inline for already inlined edges too when flattening;
7019 inline also functions that make callee growth but overall unit size
7022 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7024 * config/m32c/bitops.md, config/m32c/jump.md,
7025 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
7026 config/m32r/m32r.h, config/m32r/m32r.md,
7027 config/m32r/predicates.md, config/m68hc11/larith.asm,
7028 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
7029 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
7030 config/mips/mips-protos.h, config/mips/mips.c,
7031 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
7032 config/mn10300/mn10300.h, config/mn10300/predicates.md,
7033 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
7034 spelling conventions.
7036 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
7037 Follow spelling conventions.
7039 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
7041 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
7042 warn about C++0x compatibility.
7044 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7046 * config/h8300/h8300.c, config/h8300/h8300.h,
7047 config/h8300/h8300.md: Follow spelling conventions.
7049 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
7052 * combine.c (try_combine): Do not substitute source operand
7053 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
7055 2007-02-03 Jan Hubicka <jh@suse.cz>
7057 PR gcov-profile/30650
7058 * value-prof.c (stringop_block_profile): Fix handling of size counter;
7059 do not divide by zero for never executed counters.
7060 (tree_find_values_to_profile): Fix counters.
7061 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
7063 2007-02-03 Ian Lance Taylor <iant@google.com>
7065 * lower-subreg.c (simple_move_operand): New static function,
7066 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
7068 (simple_move): Call simple_move_operand.
7069 (find_decomposable_subregs): Add special handling of MEMs.
7070 (can_decompose_p): Rename from cannot_decompose_p. Reverse
7071 meaning of return value. If we see a hard register, test whether
7072 it can store a word_mode value. Change all callers.
7074 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7076 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
7077 ftrapv insns and expanders.
7078 (subdi3): Change define_expand operand 1 to arith11_operand, and
7079 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
7080 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
7081 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
7085 * varasm.c (notice_global_symbol): Treat global objects as weak when
7088 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7090 * emit-rtl.c (dconstpi): Delete.
7092 (init_emit_once): Delete dconstpi and init dconstsqrt2.
7093 * real.h (dconstpi): Delete.
7095 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
7096 (fold_builtin_hypot): Likewise.
7098 2007-02-03 Tom Tromey <tromey@redhat.com>
7101 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
7102 -gcoff3, -gxcoff3, -gvms3 implies -dD.
7104 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
7106 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
7107 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
7108 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
7109 config/rs6000/cell.md, config/rs6000/darwin.h,
7110 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
7111 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
7112 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
7113 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
7114 typos. Follow spelling conventions.
7115 * doc/invoke.texi: Follow spelling conventions.
7117 2007-02-03 Roger Sayle <roger@eyesopen.com>
7119 * simplify-rtx.c (simplify_relational_operation_1): Implement some
7120 canonicalization transformations that attempt to simplify integer
7121 constant comparisons to become comparisons against zero.
7123 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7125 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
7127 * fold-const.c (fold_binary): Fix comment typos. Fold complex
7128 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
7130 2007-02-02 Mike Stump <mrs@apple.com>
7132 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
7133 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
7134 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
7135 generate a branch island.
7137 2007-02-02 Bob Wilson <bob.wilson@acm.org>
7139 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
7140 (xtensa_legitimate_address_p): New.
7141 (xtensa_legitimize_address): New.
7142 (xtensa_output_addr_const_extra): New.
7143 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
7145 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
7146 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
7147 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
7148 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
7149 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
7150 (xtensa_legitimize_address): New.
7151 (xtensa_output_addr_const_extra): New.
7153 2007-02-02 Steve Ellcey <sje@cup.hp.com>
7155 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
7157 2007-02-02 Ian Lance Taylor <iant@google.com>
7159 * expmed.c (expand_divmod): Add comment.
7161 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
7163 * emit-rtl.c (renumber_insns): Remove.
7164 * flags.h: Remove the extern for flag_renumber_insns.
7165 * rtl.h: Remove the prototype for renumber_insns.
7166 * toplev.c (flag_renumber_insns): Remove.
7168 2007-02-02 Hui-May Chang <hm.chang@apple.com>
7170 Revert for x86 darwin:
7171 2005-06-19 Uros Bizjak <uros@kss-loka.si>
7173 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
7174 code before the following patch under TARGET_MACHO.
7175 (ix86_function_value_regno_p): Likewise.
7177 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7179 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
7182 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7185 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
7186 general or fp registers. Add comments.
7187 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
7189 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
7191 * pointer-set.c (insert_aux): Only return insertion slot.
7192 (pointer_set_insert): Adjust.
7193 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
7194 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
7195 pointer_map_traverse): New.
7196 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
7197 pointer_map_create, pointer_map_destroy, pointer_map_insert,
7198 pointer_map_contains, pointer_map_traverse): Declare.
7200 2007-02-02 Jakub Jelinek <jakub@redhat.com>
7203 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
7204 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
7206 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7208 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
7210 (struct _dep): New type.
7211 (dep_t): New typedef.
7212 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
7213 (DEP_STATUS): New access macro. The macro with the same name was
7214 renamed to DEP_LINK_STATUS.
7215 (dep_init): Declare function
7217 (struct _dep_link): New type.
7218 (dep_link_t): New typedef.
7219 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
7220 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
7221 (DEP_LINK_STATUS): New macro.
7222 (debug_dep_links): New debug function.
7224 (struct _deps_list): New type.
7225 (deps_list_t): New typedef.
7226 (DEPS_LIST_FIRST): New access macro.
7227 (FOR_EACH_DEP_LINK): New cycle macro.
7228 (create_deps_list, free_deps_list, delete_deps_list): Declare
7230 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
7231 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7232 (copy_deps_list_change_con): Ditto.
7234 (move_dep_link): Declare function.
7236 (struct _dep_node): New type.
7237 (dep_node_t): New typedef.
7238 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
7240 (struct haifa_insn_data.back_deps): New field to hold backward
7241 dependencies of the insn.
7242 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
7244 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
7245 Change its type to deps_list_t.
7246 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
7247 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
7248 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
7250 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
7252 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
7254 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
7256 (dep_cost): Declare.
7258 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
7259 (ds_to_dk, dk_to_ds): New functions.
7261 (init_dep_1): New static function.
7262 (init_dep): New function.
7263 (copy_dep): New static function.
7265 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
7267 (detach_dep_link): New static function.
7268 (move_dep_link): New function.
7270 (dep_links_consistent_p, dump_dep_links): New static functions.
7271 (debug_dep_links): New debugging function.
7273 (deps_obstack, dl_obstack, dn_obstack): New static variables.
7275 (alloc_deps_list, init_deps_list): New static functions.
7276 (create_deps_list): New function.
7277 (clear_deps_list): New static function.
7278 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
7279 (deps_list_consistent_p, dump_deps_list): New static functions.
7280 (debug_deps_list): New function.
7281 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
7283 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
7285 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
7286 use new scheduler dependencies lists.
7287 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
7288 (sched_analyze): Ditto. Initialize dependencies lists.
7289 (add_forw_dep, compute_forward_dependences): Update to use new
7290 scheduler dependencies lists.
7292 (init_dependency_caches): Init deps_obstack.
7293 (free_dependency_caches): Free deps_obstack.
7295 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
7296 new scheduler dependencies lists.
7297 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
7298 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7300 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
7301 Update to use new scheduler dependencies lists.
7302 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
7303 (debug_dependencies): Ditto.
7304 (schedule_region): Update comments.
7306 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
7307 scheduler dependencies lists.
7308 (schedule_ebb): Update comments.
7310 * rtl.def (DEPS_LIST): Remove.
7312 * lists.c (unused_deps_list): Remove.
7313 (free_list): Update assertions.
7315 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
7316 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7318 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
7319 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7321 * haifa-sched.c (comments): Update.
7322 (insn_cost1): Remove. Inline the code into insn_cost ().
7323 (insn_cost): Update to use new scheduler dependencies lists. Move
7324 processing of the dependency cost to dep_cost ().
7325 (dep_cost): New function. Use it instead of insn_cost () when
7326 evaluating cost of the dependency. Use compatible interface to
7327 interact with the target.
7328 (priority): Update to use new scheduler dependencies lists.
7329 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
7330 with greater number of insns that depend on the insn.
7331 (schedule_insn): Update to use new scheduler dependencies lists. Add
7332 code to free backward dependencies lists. Inline and optimize code
7333 from resolve_dep () - see PR28071.
7334 (ok_for_early_queue_removal): Update to use new scheduler dependencies
7335 lists. Update call to targetm.sched.is_costly_dependence hook.
7337 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
7338 scheduler dependencies lists.
7340 (resolve_dep): Remove. Move the logic to schedule_insn ().
7341 (init_h_i_d): Initialize dependencies lists.
7343 (process_insn_depend_be_in_spec): Rename to
7344 process_insn_forw_deps_be_in_spec. Update to use new scheduler
7346 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
7347 Update to use new scheduler dependencies lists.
7348 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
7350 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
7351 new scheduler dependencies lists.
7352 (build_intra_loop_deps): Ditto.
7354 * target.h (struct _dep): Declare to use in
7355 gcc_target.sched.is_costly_dependence.
7356 (struct gcc_target.sched.adjust_cost): Fix typo.
7357 (struct gcc_target.sched.is_costly_dependence): Change signature to use
7358 single dep_t parameter instead of an equivalent triad.
7359 (struct gcc_target.sched.adjust_cost_2): Remove.
7361 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
7363 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
7365 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
7367 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
7369 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
7370 (REG_DEP_TRUE): Document.
7372 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
7373 Change signature to correspond to the targetm.sched.adjust_cost hook.
7374 Update use in TARGET_SCHED_ADJUST_COST_2.
7375 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
7376 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
7377 new scheduler dependencies lists.
7378 (ia64_gen_check): Ditto.
7380 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
7383 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
7384 signature to correspond to the targetm.sched.is_costly_dependence hook.
7385 (is_costly_group): Update to use new scheduler dependencies lists.
7387 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
7388 instead of INSN_COST () macro.
7390 2007-02-01 Ian Lance Taylor <iant@google.com>
7392 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
7394 2007-02-01 Guy Martin <gmsoft@gentoo.org>
7396 * pa.md (tp_load): Correct mfctl instruction syntax.
7398 2007-02-01 Geoffrey Keating <geoffk@apple.com>
7400 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
7401 altivec_padding_size calculation on AIX. Improve comment, add
7402 assert to verify that it's right.
7404 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
7407 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
7410 * global.c (global_alloc): Add mising initialization of
7413 2007-02-01 Roger Sayle <roger@eyesopen.com>
7415 * alias.c (init_alias_analysis): Correct whitespace.
7416 * bb-reorder.c (fix_edges_for_rarely_executed_code,
7417 partition_hot_cold_basic_blocks): Likewise.
7418 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
7419 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
7420 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
7421 fold_builtin_snprintf_chk, fold_builtin_printf,
7422 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
7423 do_mpfr_arg3, do_mpfr_sincos): Likewise.
7424 * cfgcleanup.c (cleanup_cfg): Likewise.
7425 * cfgexpand.c (tree_expand_cfg): Likewise.
7426 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
7427 * function.c (get_next_funcdef_no): Likewise.
7428 * gengtype.c (main): Likewise.
7429 * genmodes.c (main): Likewise.
7430 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
7431 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
7432 * ifcvt.c (noce_emit_move_insn): Likewise.
7433 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
7435 * stor-layout.c (get_best_mode): Likewise.
7436 * tree-ssa-loop-niter.c (get_val_for): Likewise.
7437 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
7438 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
7439 perform_var_substitution, solve_graph): Likewise.
7440 * tree-vrp.c (vrp_finalize): Likewise.
7442 2007-02-01 Ian Lance Taylor <iant@google.com>
7444 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
7445 high part of a paradoxical subreg, return a constant zero.
7447 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
7449 * toplev.c (lang_dependent_init): Call init_set_costs.
7450 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
7452 2007-02-01 Richard Guenther <rguenther@suse.de>
7455 * fold-const.c (fold_negate_expr): Allow negating a
7456 constant if overflow does not change.
7458 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7460 * doc/c-tree.texi (Expression trees): Improve markup.
7461 * doc/tm.texi (Register Classes, Addressing Modes)
7462 (Floating Point): Fix spacing after abbreviations. Fix some
7465 2007-02-01 Ben Elliston <bje@au.ibm.com>
7467 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
7468 * doc/contrib.texi: Likewise.
7469 * doc/install.texi: Likewise.
7471 2007-01-31 Richard Henderson <rth@redhat.com>
7472 Ian Lance Taylor <iant@google.com>
7474 * lower-subreg.c: New file.
7475 * rtl.def (CONCATN): Define.
7476 * passes.c (init_optimization_passes): Add pass_lower_subreg and
7478 * emit-rtl.c (update_reg_offset): New static function, broken out
7479 of gen_rtx_REG_offset.
7480 (gen_rtx_REG_offset): Call update_reg_offset.
7481 (gen_reg_rtx_offset): New function.
7482 * regclass.c: Revert patch of 2006-03-05, restoring
7484 (clear_reg_info_regno): New function.
7485 * dwarf2out.c (concatn_loc_descriptor): New static function.
7486 (loc_descriptor): Handle CONCATN.
7487 * common.opt (fsplit_wide_types): New option.
7488 * opts.c (decode_options): Set flag_split_wide_types when
7490 * timevar.def (TV_LOWER_SUBREG): Define.
7491 * rtl.h (gen_reg_rtx_offset): Declare.
7492 (reg_scan_update): Declare.
7493 * regs.h (clear_reg_info_regno): Declare.
7494 * tree-pass.h (pass_lower_subreg): Declare.
7495 (pass_lower_subreg2): Declare.
7496 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
7497 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
7499 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
7500 * Makefile.in (OBJS-common): Add lower-subreg.o.
7501 (lower-subreg.o): New target.
7503 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7505 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
7507 2007-01-31 Anatoly Sokolov <aesok@post.ru>
7510 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
7512 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7515 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
7517 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
7519 * cfgloop.h: Include vec-prim.h.
7520 (enum li_flags): Remove LI_ONLY_OLD.
7521 (loop_iterator): Changed.
7522 (fel_next, fel_init): Iterate over loop tree.
7523 (FOR_EACH_LOOP_BREAK): New macro.
7524 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
7526 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
7527 * modulo-sched.c (sms_schedule): Ditto.
7528 * tree-vectorizer.c (vectorize_loops): Ditto.
7529 * doc/loop.texi: Update information on loop numbering and behavior of
7530 FOR_EACH_LOOP wrto new loops.
7531 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
7532 add_to_evolution_1): Test nestedness of loops instead of comparing
7534 * tree-chrec.c (chrec_fold_plus_poly_poly,
7535 chrec_fold_multiply_poly_poly, chrec_evaluate,
7536 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
7537 reset_evolution_in_loop): Ditto.
7538 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
7540 2007-01-31 Dirk Mueller <dmueller@suse.de>
7542 * c-common.c (warn_about_parentheses): Separate warning about
7543 un-parenthized sequence of comparison operators from the one
7544 which is supposed to warn about x <= y <= z.
7546 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
7548 * optabs.h (enum optab_index): Add new OTI_isinf.
7549 (isinf_optab): Define corresponding macro.
7550 * optabs.c (init_optabs): Initialize isinf_optab.
7551 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
7553 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
7554 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
7556 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
7557 expand_builtin_interclass_mathfn.
7558 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
7559 * config/i386/i386.md (UNSPEC_FXAM): New constant.
7560 (fxam<mode>2_i387): New insn pattern.
7561 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
7562 built-in functions as x87 inline asm.
7564 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7566 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
7568 2007-01-30 Eric Christopher <echristo@apple.com>
7570 * config.gcc: Add geode.
7572 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7574 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
7575 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
7576 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
7577 value-prof.c: Fix comment typos.
7579 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7582 * doc/invoke.texi (Wpointer-arith): Document warning.
7584 2007-01-30 Janis Johnson <janis187@us.ibm.com>
7586 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
7587 the list of discrepancies from the draft TR.
7589 2007-01-30 Dirk Mueller <dmueller@suse.de>
7592 * doc/invoke.texi (-Wreturn-type): Update description to
7595 2007-01-30 Richard Sandiford <richard@codesourcery.com>
7597 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
7599 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
7601 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
7602 to handle optabs that operate on floating point input argument and
7603 output to integer output.
7604 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
7605 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
7606 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
7607 expand_builtin_interclass_mathfn ().
7608 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
7610 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
7611 ilogbl built-in functions as x87 intrinsics.
7613 2007-01-30 Richard Guenther <rguenther@suse.de>
7616 * dwarf2out.c (reference_to_unused): Query varpool if the
7617 variable was output.
7619 2007-01-30 Richard Guenther <rguenther@suse.de>
7622 * passes.c (execute_one_pass): Reset in_gimple_form to not
7623 confuse non-unit-at-a-time mode.
7625 2007-01-29 Roger Sayle <roger@eyesopen.com>
7626 Richard Guenther <rguenther@suse.de>
7628 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
7629 avoid undefined behaviour on overflow. Use force_fit_type_double
7630 to construct the constant with the specified TREE_OVERFLOW.
7632 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7634 * config/dfp-bit.c: Add parameterized support for fp exceptions.
7635 * config/dfp-bit.h: Ditto.
7637 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7639 * c-decl.c (pop_scope): Replace warnings with call to
7640 warn_for_unused_label.
7641 * c-common.h (warn_for_unused_label): Declare.
7642 * c-common.c (warn_for_unused_label): Define.
7644 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7646 * tree-optimize.c (update_inlined_to_pointers): Delete unused
7649 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7651 * Makefile.in (USER_H): Remove decfloat.h.
7652 * ginclude/decfloat.h: Delete, moving contents to ...
7653 * ginclude/float.h: Add support for decimal floating point,
7654 guarded by __STDC_WANT_DEC_FP__.
7656 2007-01-29 Mike Stump <mrs@apple.com>
7658 * doc/gccint.texi (Top): Rename Loop Representation to Loop
7659 Analysis and Representation to resolve case insensitive conflict.
7660 * doc/loop.texi (Loop Analysis and Representation): Likewise.
7662 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
7664 * tree.h (struct tree_memory_tag): Add aliases member.
7665 (MTAG_ALIASES): New macro.
7666 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
7667 (add_may_alias): Remove pointer-set. Update for may_aliases being
7669 (mark_aliases_call_clobbered): Update for may_aliases being a
7671 (compute_tag_properties): Ditto.
7672 (create_partition_for): Ditto.
7673 (compute_memory_partitions): Ditto.
7674 (dump_may_aliases_for): Ditto.
7675 (is_aliased_with): Ditto.
7676 (add_may_alias_for_new_tag): Ditto.
7677 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
7678 (compute_is_aliased): New function.
7679 (compute_may_aliases): Call compute_is_aliased).
7680 (init_alias_info): Initialize alias_bitmap_obstack.
7681 (union_alias_set_into): New function.
7682 (compute_flow_sensitive_aliasing): Use union_aliases_into.
7683 (have_common_aliases_p): Rewrite to take two bitmaps and use
7685 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
7687 (finalize_ref_all_pointers): Update for add_may_alias changes.
7688 (new_type_alias): Ditto.
7689 * tree-flow-inline.h (may_aliases): Return a bitmap.
7690 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
7691 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
7692 may_aliases being a bitmap.
7693 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
7694 may_aliases now returns a bitmap.
7695 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
7697 * tree-ssa-operands.c (add_virtual_operand): Update for
7698 may_aliases being a bitmap.
7700 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
7702 PR tree-optimization/30630
7703 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
7704 variable as changed.
7706 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
7709 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
7710 expanded only once even if an error occurs.
7712 2007-01-29 Ben Elliston <bje@au.ibm.com>
7714 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
7715 (__gcov_average_profiler): Likewise.
7716 (__gcov_ior_profiler): Likewise.
7717 (__gcov_merge_ior): Likewise.
7719 2007-01-28 Jan Hubicka <jh@suse.cz>
7721 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
7722 * value-prof.c (stringop_block_profile): Likewise.
7724 2007-01-28 Jan Hubicka <jh@suse.cz>
7726 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
7727 variant handling histograms; add wrapper.
7728 (clear_storage_via_libcall): Export.
7729 (emit_block_move_hints): Break out from ...; add histograms.
7730 (emit_block_move): ... this one.
7731 (clear_storage_hints): Break out from ...; add histograms.
7732 (clear_storage): ... this one.
7733 (set_storage_via_memset): Handle histogram.
7734 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
7735 (clear_storage_hints, clear_storage_via_libcall): Declare.
7736 (set_storage_via_setmem): Update prototype.
7737 * doc/md.texi (movmem, setmem): Document new arguments.
7739 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
7741 (stringop_block_profile): New global function.
7742 (tree_stringops_values_to_profile): Profile block size and alignment.
7743 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
7745 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
7746 (stringop_block_profile): Declare.
7747 * builtins.c: Include value-prof.h.
7748 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
7749 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
7750 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
7751 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
7752 * profile.c (instrument_values): Add new counters.
7753 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
7755 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
7756 (tree_init_edge_profiler): Build new profilers.
7757 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
7758 (pass_tree_profile): Add dump.
7759 (tree_profile_hooks): Update.
7760 * Makefile.in (LIBGCOV): Add new constants.
7761 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
7762 __gcov_ior_profiler): New.
7763 * i386.md (movmem/setmem expanders): Add new optional arguments.
7765 2007-01-28 David Edelsohn <edelsohn@gnu.org>
7767 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
7769 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7771 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
7772 (tree_unswitch_single_loop): Pass eni_size_weights to
7773 tree_num_loop_insns.
7774 * tree-ssa-loop-manip.c: Include tree-inline.h.
7775 (can_unroll_loop_p): Pass eni_size_weights to
7776 tree_num_loop_insns.
7777 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
7778 Pass eni_size_weights to estimate_num_insns.
7779 * tree.h (init_inline_once): Export.
7780 * toplev.c (backend_init): Call init_inline_once.
7781 * cgraphunit.c (cgraph_process_new_functions,
7782 cgraph_analyze_function): Pass eni_inlining_weights to
7784 * ipa-inline.c (compute_inline_parameters): Ditto.
7785 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
7786 to estimate_num_insns.
7787 (try_unroll_loop_completely): Pass eni_size_weights to
7788 tree_num_loop_insns.
7789 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
7790 ot estimate_num_insns.
7791 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
7792 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
7793 * tree-inline.c (eni_inlining_weights, eni_size_weights,
7794 eni_time_weights): New variables.
7795 (init_inline_once): Initialize them.
7796 (struct eni_data): Mew.
7797 (estimate_num_insns_1, estimate_num_insns): Use weights.
7798 * tree-inline.h (struct eni_weights_d): New.
7799 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
7800 (estimate_num_insns): Declaration changed.
7801 * cfgloop.h (tree_num_loop_insns): Declaration changed.
7802 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
7803 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
7805 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7807 * tree-data-ref.c (conflict_fn): Assert that the number of affine
7808 relations in the conflict function is valid.
7810 2007-01-27 Ian Lance Taylor <iant@google.com>
7812 * common.opt: Add fstrict-overflow.
7813 * opts.c (decode_options): Set flag_strict_overflow if -O2.
7814 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
7815 (TYPE_OVERFLOW_UNDEFINED): Define.
7816 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
7818 * tree.h (TYPE_TRAP_SIGNED): Don't define.
7819 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
7820 (fold_negate_expr): Likewise.
7821 (make_range): Likewise.
7822 (extract_muldiv_1): Likewise.
7823 (maybe_canonicalize_comparison): Likewise.
7824 (fold_comparison): Likewise.
7825 (fold_binary): Likewise.
7826 (tree_expr_nonnegative_p): Likewise.
7827 (tree_expr_nonzero_p): Likewise.
7828 * tree-vrp.c (compare_values): Likewise.
7829 (extract_range_from_binary_expr): Likewise.
7830 (extract_range_from_unary_expr): Likewise.
7831 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
7833 (nowrap_type_p): Likewise.
7834 * tree-scalar-evolution.c (simple_iv): Likewise.
7835 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
7836 (build_range_check): Likewise.
7837 (extract_muldiv_1): Likewise.
7838 (fold_comparison): Likewise.
7839 * tree-vrp.c (vrp_int_const_binop): Likewise.
7840 (extract_range_from_unary_expr): Likewise.
7841 * convert.c (convert_to_integer): Likewise.
7842 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
7843 (fold_comparison): Likewise.
7844 (fold_binary): Likewise.
7845 * optabs.c (optab_for_tree_code): Likewise.
7846 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
7847 * simplify-rtx.c (simplify_const_relational_operation): Check
7848 flag_strict_overflow and flag_trapv.
7849 (simplify_const_relational_operation): Likewise.
7850 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
7851 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
7854 2007-01-27 Roger Sayle <roger@eyesopen.com>
7856 * tree.c (tree_fold_gcd): Delete.
7857 * tree.h (tree_fold_gcd): Remove prototype.
7858 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
7859 test whether one constant integer is a multiple of another. Instead
7860 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
7861 * fold-const.c (multiple_of_p): We've determined both TOP and
7862 BOTTOM are integer constants so we can call int_const_binop directly
7863 instead of the more generic const_binop.
7865 2007-01-27 Roger Sayle <roger@eyesopen.com>
7867 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
7868 1*X check that the constant hasn't overflowed, to preserve the
7870 (round_up): Provide an efficient implementation when rouding-up an
7871 INTEGER_CST to a power-of-two.
7873 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7875 * doc/sourcebuild.texi: Add comma for clarity.
7876 * doc/extend.texi: Fix some typos.
7877 * doc/passes.texi: Likewise.
7878 * doc/cppinternals.texi: Likewise.
7879 * doc/c-tree.texi: Likewise.
7880 * doc/tree-ssa.texi: Likewise.
7881 * doc/install.texi: Likewise.
7883 2007-01-27 Jan Hubicka <jh@suse.cz>
7885 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
7886 (pass_sra): Do not require alias information.
7887 * passes.c (init_optimization_passes): Add SRA
7889 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
7891 * tracer.c (rest_of_handle_tracer): We already cleaned
7892 up the CFG in tracer() so don't do it here again.
7893 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
7894 cleanup_cfg here, either. And don't call renumber_insns.
7896 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
7897 and BB_HEAD are in the insn stream here. Instead make sure
7898 that BB_INSN is valid on all insns. Also, do check here that
7899 there are no pending branch predictions...
7900 (rtl_verify_flow_info): ...instead of doing it here. Checks
7901 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
7904 2007-01-26 Roger Sayle <roger@eyesopen.com>
7906 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
7907 function to simplify/factorize operand order canonicalization.
7908 (ix86_fixup_binary_operands): Reorganize using the above function.
7909 (ix86_binary_operator_ok): Likewise.
7911 2007-01-27 Jakub Jelinek <jakub@redhat.com>
7913 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
7914 file scope from optimize_attrs.
7915 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
7917 (optimize_attrs): Clear insn_code_values after freeing it.
7919 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7921 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
7922 a parts.base assignment.
7924 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7926 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
7927 (compute_subscript_distance, initialize_data_dependence_relation,
7928 finalize_ddr_dependent, analyze_ziv_subscript,
7929 analyze_siv_subscript_cst_affine,
7930 compute_overlap_steps_for_affine_univar,
7931 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7932 analyze_siv_subscript, analyze_miv_subscript,
7933 analyze_overlapping_iterations, subscript_dependence_tester_1,
7934 compute_self_dependence, free_dependence_relation): Work
7935 with affine_fn instead of chrecs.
7936 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
7937 common_affine_function, affine_function_base,
7938 affine_function_constant_p, affine_fn_op, affine_fn_plus,
7939 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
7940 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
7941 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
7942 (all_chrecs_equal_p): Removed.
7943 * tree-data-ref.h (affine_fn, conflict_function): New types.
7944 (struct subscript): Change type of conflicting_iterations_in_a
7945 and conflicting_iterations_in_b.
7947 2007-01-26 Steve Ellcey <sje@cup.hp.com>
7950 * config/pa/pa.h (TARGET_HPUX_11): New.
7951 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
7952 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
7954 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
7955 Richard Guenther <rguenther@suse.de>
7957 * tree-ssa-structalias.c (solve_graph): Handle case
7958 we merged the variable to another.
7960 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7962 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
7965 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
7966 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
7968 2007-01-25 DJ Delorie <dj@redhat.com>
7970 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
7971 allow changes to modes which don't fit in those registers.
7973 * reload1.c (choose_reload_regs): Check for invalid subregs before
7974 computing their locations, not after.
7976 2007-01-25 Geoffrey Keating <geoffk@apple.com>
7979 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
7980 save Altivec registers in an eh_return function.
7981 (compute_vrsave_mask): Likewise.
7982 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
7983 for saving Altivec registers.
7984 (rs6000_emit_prologue): Don't allocate stack twice in
7985 eh_return function. Correct expected value of altivec_save_offset
7986 when using save_world. Describe save of R0 to stack when using
7987 save_world. Describe stack pointer adjustment when using
7988 save_world. Remove duplicated eh_return parameter register saving.
7989 Update sp_offset variable after save_world.
7990 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
7992 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
7993 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
7996 2007-01-25 Steve Ellcey <sje@cup.hp.com>
7998 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
8000 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8003 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
8004 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
8006 2007-01-25 Richard Guenther <rguenther@suse.de>
8008 * doc/invoke.texi (-Wcoverage-mismatch): Document.
8009 * common.opt (-Wcoverage-mismatch): New warning option.
8010 * coverage.c (get_coverage_counts): Ignore coverage mismatch
8011 if -Wcoverage-mismatch is given.
8013 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
8015 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
8016 (ipcp_driver): Change to static definition.
8017 Add dumping of the ifunctions.
8018 (constant_val_insert): Remove unused parameter. Support for SSA.
8019 (ipcp_propagate_const): Support for SSA.
8020 (ipcp_profile_bb_print): Print only analyzed nodes.
8021 (ipcp_replace_map_create): Remove support for Fortran constant
8023 * ipa-prop.c (ipa_method_modify_stmt,
8024 ipa_callsite_compute_param): Support for SSA.
8025 * ipa-prop.h (ipcp_driver): Remove declaration.
8026 (IS_VALID_TREE_MAP_INDEX): Add define.
8028 2007-01-24 Geoffrey Keating <geoffk@apple.com>
8030 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
8032 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8035 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
8036 constant argument to cabs and do it without checking for
8037 -funsafe-math-optimizations.
8039 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
8041 * c-common.h (RID_FIRST_CXX0X): New.
8042 (RID_LAST_CXX0X): New.
8043 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
8045 * c.opt (Wc++0x-compat): New.
8046 * doc/invoke.texi (-Wc++0x-compat): Document.
8048 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8050 * builtins.c (fold_builtin_carg): New.
8051 (fold_builtin_1): Use it.
8053 2007-01-24 Jan Hubicka <jh@suse.cz>
8055 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
8057 * ipa-inline.c (initial_insns, max_insns): Delete.
8058 (compute_max_insns): New function.
8059 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
8060 of insns as base for code growth.
8061 (cgraph_decide_inlining): Make initial_insns local; do not compute
8063 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
8064 * doc/invoke.texi (inline-unit-growth): Update docs.
8066 2007-01-24 Jakub Jelinek <jakub@redhat.com>
8068 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
8069 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
8070 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
8071 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
8072 for CPUs that have PTA_CX16 set.
8075 * gimplify.c (omp_check_private): New function.
8076 (gimplify_scan_omp_clauses): Use it for
8077 firstprivate/lastprivate/reduction.
8080 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
8081 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
8084 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
8085 If lower_lastprivate_clauses emits some statements, append them
8086 to dlist rather than body_p and to body_p append an initializer.
8087 (lower_omp_for): Adjust caller.
8089 2007-01-24 Steve Ellcey <sje@cup.hp.com>
8091 * target.h (globalize_decl_name): New.
8092 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8093 * output.h (default_globalize_decl_name): New.
8094 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
8096 (globalize_decl): Ditto.
8097 (default_globalize_decl_name): New.
8098 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
8099 (ia64_handle_version_id_attribute): New.
8100 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8101 (ia64_asm_output_external): Use globalize_decl_name instead
8103 * doc/extend.texi (version_id): New pragma.
8104 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
8106 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8108 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
8109 _uleb128_t and _Unwind_SWord with _sleb128_t.
8110 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
8111 uw_frame_state_for, uw_update_context_1): Likewise.
8112 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
8113 * unwind-pe.h (read_uleb128, read_sleb128,
8114 read_encoded_value_with_base): Likewise.
8115 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
8117 2007-01-24 Richard Guenther <rguenther@suse.de>
8119 * builtins.c (expand_builtin_cexpi): Get the fndecl
8120 for cexp in the correct way.
8122 2007-01-24 Jan Hubicka <jh@suse.cz>
8124 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
8126 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8128 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
8129 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
8130 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
8131 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
8132 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
8133 __SIZEOF_PTRDIFF_T__.
8134 * doc/cpp.texi: Documentation for the new builtin macros added.
8136 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
8138 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
8139 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
8140 instead of operands[2] to avoid access past the end of array.
8142 2007-01-24 Richard Sandiford <richard@codesourcery.com>
8144 * reload1.c (emit_reload_insns): Pass the reload register
8145 for a non-spill output reload through forget_old_reloads_1.
8147 2007-01-23 Joseph Myers <joseph@codesourcery.com>
8149 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8150 _SOFT_DOUBLE if doubles use software floating-point.
8151 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
8152 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8153 * config/rs6000/darwin-ldouble.c: Also compile functions for
8154 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
8155 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8156 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
8157 commented-out long double override.
8158 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
8159 * config/rs6000/eabispe.h: Likewise.
8160 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
8161 long double for non-SPE.
8162 (rs6000_handle_option): Likewise.
8163 (invalid_e500_subreg): Disallow more subregs involding DImode,
8164 DFmode, TImode or TFmode.
8165 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
8167 (legitimate_lo_sum_address_p): Also check for TFmode for E500
8169 (rs6000_legitimize_address): Also handle TFmode for E500 double.
8170 (rs6000_legitimize_reload_address): Also handle TFmode for E500
8172 (rs6000_legitimate_address): Also check for TFmode for E500
8174 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
8175 (spe_build_register_parallel): Handle TFmode and TCmode.
8176 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
8178 (function_arg): Handle TFmode and TCmode for E500 double.
8179 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
8181 (print_operand): Handle TFmode and TImode for %y.
8182 (rs6000_generate_compare): Handle TFmode comparisons for E500
8184 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
8185 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
8186 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
8187 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
8188 TFmode for E500 double.
8189 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
8190 (floatsidf2): Enable for E500 double.
8191 (movtf_softfloat): Use rs6000_nonimmediate_operand.
8192 (extenddftf2): Change to extenddftf2_fprs.
8193 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
8194 depending on TARGET_E500_DOUBLE.
8195 (extendsftf2): Enable for E500 double.
8196 (trunctfdf2): Enable for E500 double.
8197 (trunctfsf2): Change to trunctfsf2_fprs.
8198 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
8199 depending on TARGET_E500_DOUBLE.
8200 (floatsitf2): Enable for E500 double.
8201 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
8202 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
8203 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
8204 (negtf2): Change to negtf2_internal.
8205 (negtf2): New expander.
8206 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
8207 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
8208 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
8209 (movdi_internal32): Use rs6000_nonimmediate_operand.
8210 (unnamed splitter): Likewise.
8211 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
8212 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
8213 (SPE64TF, DITI): New mode macros.
8214 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
8217 (frob_<mode>_di_2): New.
8218 (frob_tf_di_8_2): New.
8219 (frob_di_df): Change to frob_di_<mode>; allow more modes.
8221 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
8223 (frob_ti_<mode>_8_2): New.
8224 (frob_ti_tf_2): New.
8225 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
8226 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
8228 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
8229 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
8230 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
8231 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
8232 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
8233 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
8236 2007-01-23 Ian Lance Taylor <iant@google.com>
8238 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
8240 (OBJS-archive): Reformat, alphabetize.
8241 (OBJS): Change out_object_file to OBJS-md.
8243 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
8245 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
8246 JUMP_P and CALL_P predicates where applicable.
8247 * config/i386/i386.c: Ditto.
8248 * config/i386/i386.md: Ditto.
8249 * config/i386/mmx.md: Ditto.
8250 * config/i386/predicates.md: Ditto.
8252 2007-01-22 Andreas Schwab <schwab@suse.de>
8254 * config/m68k/m68k.h: Fix comment.
8256 2007-01-22 Jan Hubicka <jh@suse.cz>
8258 * passes.c (init_optimization_passes): Do not rerun
8259 pass_early_warn_uninitialized.
8261 2007-01-22 Richard Guenther <rguenther@suse.de>
8263 PR tree-optimization/30038
8264 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
8266 (execute_cse_sincos_1): Likewise.
8267 (execute_cse_sincos): Likewise.
8268 (gate_cse_sincos): Likewise.
8269 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
8270 the cexpi() canonicalization of sincos().
8271 * tree-pass.h (pass_cse_sincos): Declare.
8272 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
8274 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8276 PR rtl-optimization/29329
8277 * combine.c (replaced_rhs_insn): Rename to i2mod.
8278 (replaced_rhs_value): Rename to i2mod_new_rhs.
8279 (i2mod_old_rhs): New global variable.
8280 (combine_instructions): Adjust for above change. Save a copy of
8281 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
8282 note are substituted in the second instruction.
8283 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
8284 ditch the note if it pertains to the second eliminated register
8285 and this register is mentioned in i2mod_old_rhs.
8288 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8290 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
8291 the insn to which the note was originally attached.
8293 2007-01-21 Jan Hubicka <jh@suse.cz>
8295 * ipa-inline.c (inlining_mode): Comment, move up.
8296 (cgraph_decide_inlining_incrementally): Do not perform inlining
8297 itself; fix handling of flattening of self recursive functions.
8298 (cgraph_find_cycles): Remove.
8299 (cgraph_flatten_node): Remove.
8300 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
8301 (try_inline): New function.
8302 (cgraph_early_inlining): Update call of
8303 cgraph_decide_inlining_incrementally. Apply inlining here.
8304 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
8306 2007-01-21 Dirk Mueller <dmueller@suse.de>
8309 * tree-vrp.c (check_array_bounds): do not warn
8310 about ADDR_EXPR's of ARRAY_REF's which are immediately
8311 used in binary expressions.
8313 2007-01-21 Ira Rosen <irar@il.ibm.com>
8315 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
8316 read_write_dep and macros for its access.
8317 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
8318 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
8319 argument, call vect_check_interleaving for every independent pair of
8320 data-refs. Mark loads that access the same memory location as a store
8322 (vect_check_dependences): Remove.
8323 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
8324 call, fix the call to vect_analyze_data_ref_dependence.
8325 (vect_analyze_data_ref_access): For statements that access the same
8326 data-ref, check that they are not stores; for loads, check that there
8327 is no store that access the same location.
8329 2007-01-20 Roger Sayle <roger@eyesopen.com>
8330 Joseph Myers <joseph@codesourcery.com>
8332 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
8333 (-fdump-rtl-stack): Likewise.
8334 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
8335 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
8336 (-mpt-fixed): Use @minus{} for minus sign.
8337 (Using Precompiled Headers): Fix under/overfull hbox.
8339 2007-01-20 Jan Hubicka <jh@suse.cz>
8341 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
8342 place within annotation.
8344 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8346 * pa.c (output_move_double): Change array size of xoperands to 4.
8348 2007-01-20 Jan Hubicka <jh@suse.cz>
8350 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
8353 2007-01-19 Ian Lance Taylor <iant@google.com>
8355 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
8356 constant to unsigned HOST_WIDE_INT before negating.
8358 2007-01-19 Ian Lance Taylor <iant@google.com>
8360 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
8362 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
8363 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8364 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
8365 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
8366 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8367 (realloc_vdef, realloc_vuse): Change second parameter to
8369 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
8371 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
8372 unsigned. Change x and lim locals to unsigned.
8373 (realloc_vdef, realloc_vuse): Change num_elem parameter to
8375 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
8376 (copy_virtual_operands): Change i and n locals to unsigned.
8378 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8381 * builtins.c (fold_builtin_1): Handle builtin fdim.
8383 2007-01-20 Jan Hubicka <jh@suse.cz>
8385 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
8386 * tree-ssa-structalias.c (compute_points_to_sets): Do call
8387 init_alias_heapvars.
8388 (init_alias_heapvars): Initialize only when not already initialized.
8389 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
8391 2007-01-19 Roger Sayle <roger@eyesopen.com>
8393 * common.opt (fsigned-zeros): New command line option.
8394 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
8395 of flag_unsafe_math_optimizations.
8396 * opts.c (set_fast_math_flags): The -ffast-math command line option
8397 implies -fno-signed-zeros.
8398 (fast_math_flags_set_p): Likewise.
8400 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
8401 the documentation of -ffast-math appropriately. Wrap long lines.
8403 2007-01-19 Steve Ellcey <sje@cup.hp.com>
8405 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
8406 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
8408 2007-01-19 Tomas Bily <tbily@suse.cz>
8410 * cgraphunit.c (cgraph_finalize_function): Updating of pid
8412 (tree_init_ic_make_global_vars): New function
8413 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
8414 (tree_gen_ic_profiler): New function
8415 (tree_gen_ic_func_profiler): New function
8416 (tree_profiling): Added calling of tree_gen_ic_func_profiler
8417 (tree_profile_hooks): Added hook for indirec/virtual calls
8418 * value-prof.c (tree_find_values_to_profile): New case for
8420 (tree_values_to_profile): Call for determining indirect/virtual
8422 (tree_indirect_call_to_profile): New function
8423 (tree_ic_transform): New function
8424 (tree_ic): New function
8425 (find_func_by_pid): New function
8426 (init_pid_map): New function
8427 (tree_value_profile_transformations): Added check for
8428 indirect/virtual call transformation
8429 * value-prof.h (enum hist_type): New counter type for
8430 indirect/virtual calls
8431 (profile_hooks): Added new hook for profiling indirect/virtual
8433 * profile.c (instrument_values): New case for indirect/virtual
8435 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
8436 (GCOV_COUNTER_V_INDIR): New counter type
8437 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
8438 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
8440 * cgraph.c: Definition of cgraph_max_pid
8441 (cgraph_create_node): Default init of pid attribute
8442 * cgraph.h: Declaration of cgraph_max_pid
8443 (struct cgraph_node): Added pid attribute
8444 * libgcov.c (__gcov_indirect_call_profiler): New function
8445 (__gcov_one_value_profiler_body): New function
8446 (__gcov_one_value_profiler): Body was moved to
8447 __gcov_one_value_profiler_body and calls it
8449 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
8451 * doc/gty.texi (Options): Document the mark_hook option to GTY.
8452 * gengtype.c (write_types_data, write_func_for_structure,
8453 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
8454 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
8455 (walk_type, write_func_for_structure): Generate the mark_hook if
8458 2007-01-19 Jan Hubicka <jh@suse.cz>
8460 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
8461 'early' argument take inlining mode argument specifying whether to
8462 inline for size/speeed or all functions; add support for flattening;
8464 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
8466 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8469 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
8470 the name of the declared identifier.
8472 2007-01-19 Dirk Mueller <dmueller@suse.de>
8474 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
8475 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
8476 duplicate evaluation.
8478 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8480 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
8481 Macroize expander using X87MODEF12 mode macro. Extend operand 1
8482 to XFMode, use acosxf2 and truncate result to requested mode.
8483 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8484 (asin<mode>2): Similarly, with asin expanders.
8485 (*fscalexf4_i387): Rename from *fscalexf4.
8486 (expNcorexf3): New expander.
8487 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
8488 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
8489 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
8490 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
8491 patterns for SSE math.
8492 (exp10<mode>2): Similarly, with exp10 expanders.
8493 (exp2<mode>2): Similarly, with exp2 expanders.
8494 (expm1<mode>2): Similarly, with expm1 expanders.
8495 (ldexp<mode>3): Similarly, with ldexp expanders.
8496 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
8497 Use gen_truncxf<mode>2_i387_noop to truncate result.
8499 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8501 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
8502 for ColdFire targets.
8504 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
8505 Richard Sandiford <richard@codesourcery.com>
8507 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
8508 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
8509 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
8510 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
8511 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8512 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8514 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8516 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
8517 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
8518 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
8519 (*adddi_dilshr32_cf): New pattern.
8520 (adddi3, subdi3): Remove first alternatives.
8522 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8524 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
8525 implemented using move.l, do not use its cc result for floating-point
8528 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8530 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
8531 from accepting 's' constraints if flag_pic.
8533 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8535 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
8536 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
8537 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
8538 condition from TARGET_68881 to TARGET_HARD_FLOAT.
8540 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
8542 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
8543 ColdFire alternatives.
8544 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
8545 * config/m68k/m68k.md (clzsi2): Define for ColdFire
8546 architectures that support ff1 instruction.
8548 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8549 Julian Brown <julian@codesourcery.com>
8551 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
8552 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
8553 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
8556 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8558 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
8560 (output_move_const_into_data_reg, output_move_simode_const): Delete.
8561 * config/m68k/m68k.c (const_method, const_int_cost): Take a
8562 HOST_WIDE_INT instead of an rtx.
8563 (m68k_rtx_costs): Update call accordingly.
8564 (output_move_const_into_data_reg): Likewise. Fix formatting.
8565 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
8567 (output_move_simode_const): Update calls after above changes.
8568 Rework to use automatic variables and predicates like MEM_P.
8569 * config/m68k/m68k.md (pushexthisi_const): Update call to
8572 2007-01-19 Dirk Mueller <dmueller@suse.de>
8574 * tree-ssa-alias.c (perform_var_substitution): Fix typo
8577 2007-01-19 Richard Guenther <rguenther@suse.de>
8579 * builtins.c (expand_builtin_cexpi): Fall back to expanding
8580 via cexp in case sincos is not available.
8582 2007-01-19 Richard Guenther <rguenther@suse.de>
8584 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
8585 * defaults.h (TARGET_HAS_SINCOS): Default to off.
8586 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
8587 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
8588 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
8589 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
8590 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
8591 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
8593 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8595 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
8597 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
8598 (atan2xf3): Directly generate RTL pattern.
8599 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
8600 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8601 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8602 disable patterns for SSE math.
8603 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
8604 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8605 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8606 disable patterns for SSE math.
8608 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
8610 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
8612 2007-01-18 Roger Sayle <roger@eyesopen.com>
8614 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
8615 VIEW_CONVERT_EXPR to the same type as it's operand.
8617 2007-01-18 David Edelsohn <edelsohn@gnu.org>
8619 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
8620 configured for long double 128.
8622 2007-01-18 Mike Stump <mrs@apple.com>
8624 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
8627 2007-01-18 Michael Meissner <michael.meissner@amd.com>
8629 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
8632 2007-01-18 Jan Hubicka <jh@suse.cz>
8634 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
8635 greater than NUM_VOP_FREE_BUCKETS.
8637 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
8639 * tree-ssa-structalias.c: Update comments.
8640 (ptabitmap_obstack): Removed.
8642 (oldpta_obstack): Ditto.
8643 (stats): Add a few members.
8644 (struct variable_info): Remove node, complex, address_taken, and
8645 indirect_target members. Add oldsolution member.
8646 (new_var_info): Do not initialize removed members.
8647 (constraint_expr_type): Remove INCLUDES.
8648 (constraint_graph): Add size, implicit_preds, rep,
8649 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
8650 (FIRST_REF_NODE): New macro.
8651 (LAST_REF_NODE): Ditto.
8652 (FIRST_ADDR_NODE): Ditto.
8653 (find): New function.
8655 (dump_constraint): Do not handle INCLUDES.
8656 (insert_into_complex): Do not insert duplicate constraints.
8657 (condense_varmap_nodes): Renamed and rewritten into ...
8658 (merge_node_constraints): This. Also fix bug in handling of
8659 offseted copy constraints.
8660 (clear_edges_for_node): No longer need to deal with preds at all,
8661 or removing associated preds/succs.
8662 (merge_graph_nodes): Deal with indirect_cycles.
8663 Don't deal with predecessors.
8664 (add_implicit_graph_edge): New function.
8665 (add_pred_graph_edge): Ditto.
8666 (add_graph_edge): Don't deal with predecessors.
8667 (build_constraint_graph): Removed.
8668 (build_pred_graph): New function.
8669 (build_succ_graph): Ditto.
8670 (struct scc_info): Removed in_component. Added roots, dfs, and
8671 node_mapping. Remove visited_index, unification_queue.
8672 (scc_visit): Deal with union-find we do now.
8673 Deal with cycles with REF nodes.
8674 (collapse_nodes): Renamed and rewritten to ...
8675 (unify_nodes): This.
8676 (process_unification_queue): Removed.
8677 (topo_visit): Cleanup
8678 (do_da_constraint): Use find.
8679 (do_sd_constraint): Ditto.
8680 (do_ds_constraint): Ditto.
8681 (do_complex_constraint): Ditto.
8682 (init_scc_info): Update for removed and added members.
8683 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
8684 (find_indirect_cycles): This.
8685 (equivalence_class): New variable.
8686 (label_visit): New function.
8687 (perform_variable_substitution): Rewritten.
8688 (free_var_substitution_info): New function.
8689 (find_equivalent_node): Ditto.
8690 (move_complex_constraints): Ditto.
8691 (eliminate_indirect_cycles): Ditto.
8692 (solve_graph): Only propagate changed bits.
8693 Use indirect cycle elimination.
8695 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
8696 (tree_id_eq): Renamed to ...
8697 (tree_vi_eq): This. Update for member change
8698 (insert_id_for_tree): Renamed and rewritten to ...
8699 (insert_vi_for_tree): This.
8700 (lookup_id_for_tree): Renamed and rewritten to ...
8701 (lookup_vi_for_tree): This.
8702 (get_id_for_tree): Renamed and rewritten to ...
8703 (get_vi_for_tree): Ditto.
8704 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
8705 (process_constraint): Don't handle INCLUDES.
8706 Remove special ADDRESSOF case.
8707 (find_func_aliases): Rewrite to use vi functions instead of id
8709 (create_function_info_for): Ditto.
8710 (create_variable_info_for): Ditto.
8711 (intra_create_variable_infos): Ditto.
8712 (merge_smts_into): Ditto.
8713 (find_what_p_points_to): Ditto.
8714 (init_base_vars): Ditto.
8715 (init_alias_vars): Ditto.
8716 (remove_preds_and_fake_succs): New function.
8717 (dump_sa_points_to_info): Dump new stats.
8718 (dump_solution_for_var): Use find.
8719 (set_used_smts): Fix formatting.
8720 (compute_points_to_sets): Updated for new functions.
8721 (ipa_pta_execute): Ditto.
8723 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8724 Richard Sandiford <richard@codesourcery.com>
8726 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
8728 * calls.c (expand_call): If the return value is a PARALLEL,
8729 extract its first member.
8730 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
8731 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8732 use FUNCTION_EXTRA_EPILOGUE.
8733 (m68k_function_value): Return a PARALLEL if the return value
8734 is of a pointer type.
8735 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
8736 (FUNCTION_EXTRA_EPILOGUE): Remove.
8737 * config/m68k/m68k.md (D0_REG): New constant.
8739 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8741 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8742 output a NOP for empty epilogues.
8744 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8746 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
8747 before function. Extend register save check to include all
8748 registers, not just integer ones.
8750 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8752 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
8753 (m68k_use_return_insn): ...this.
8754 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
8755 * config/m68k/m68k.c (use_return_insn): Rename to...
8756 (m68k_use_return_insn): ...this.
8757 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
8760 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8762 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
8763 nearest even, fix denormal rounding overflow.
8765 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8767 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
8768 f%$smove and f%$move.
8769 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
8770 (extendsfdf2_cf): Use fdmove instead of f%&move.
8771 (truncdfsf2_cf): Use fsmove instead of f%$smove.
8772 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
8774 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8776 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
8779 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8781 * real.h (real_format): Add a canonical_nan_lsbs_set field.
8782 (coldfire_single_format): Declare.
8783 (coldfire_double_format): Likewise.
8784 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
8785 of qnan_msb_set to determine the lower bits of a canonical
8787 (encode_ieee_double): Likewise.
8788 (encode_ieee_quad): Likewise.
8789 (ieee_single_format): Initialize canonical_nan_lsbs_set.
8790 (mips_single_format): Likewise.
8791 (ieee_double_format): Likewise.
8792 (mips_double_format): Likewise.
8793 (ieee_extended_motorola_format): Likewise.
8794 (ieee_extended_intel_96_format): Likewise.
8795 (ieee_extended_intel_128_format): Likewise.
8796 (ieee_extended_intel_96_round_53_format): Likewise.
8797 (ibm_extended_format): Likewise.
8798 (mips_extended_format): Likewise.
8799 (ieee_quad_format): Likewise.
8800 (mips_quad_format): Likewise.
8801 (vax_f_format): Likewise.
8802 (vax_d_format): Likewise.
8803 (vax_g_format): Likewise.
8804 (i370_single_format): Likewise.
8805 (i370_double_format): Likewise.
8806 (decimal_single_format): Likewise.
8807 (decimal_double_format): Likewise.
8808 (decimal_quad_format): Likewise.
8809 (c4x_single_format): Likewise.
8810 (c4x_extended_format): Likewise.
8811 (real_internal_format): Likewise.
8812 (coldfire_single_format): New real_format.
8813 (coldfire_double_format): Likewise.
8814 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
8815 canonical_nan_lsbs_set.
8816 (pdp11_d_format): Likewise.
8817 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
8818 if TARGET_COLDFIRE_CPU.
8820 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8822 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
8823 (output_call, m68k_legitimize_call_address): Declare.
8824 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
8825 parenthesees. Add support for a 'W' constraint.
8826 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
8827 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
8828 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
8829 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
8831 (override_options): Initialize them. Do not set flag_no_function_cse
8832 for TARGET_ID_SHARED_LIBRARY.
8833 (m68k_output_pic_call): Delete.
8834 (m68k_legitimize_call_address): New function.
8835 (print_operand): Remove the %o prefix. Handle the %p prefix.
8836 (output_call): New function.
8837 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
8838 target address from the GOT if symbolic jumps are not allowed.
8839 * config/m68k/m68k.md (call, general_operand): Do not set
8840 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
8841 Merge separate flag_pic and !flag_pic define_insns into...
8842 (*call, *call_value): ...these new patterns. Match the address
8843 rather than the containing MEM and require it to be a call_operand.
8844 Use output_call to generate the asm template.
8845 * config/m68k/predicates.md (const_call_operand): New predicate.
8846 (call_operand): Likewise.
8848 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8850 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
8851 (STACK_GROWS_DOWNWARD): Define to 1.
8852 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
8853 comments, emphasizing that these values are only defaults.
8854 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
8855 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
8857 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8859 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
8861 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8862 Richard Sandiford <richard@codesourcery.com>
8864 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
8865 (FP_REGNO_P): New macros.
8866 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
8867 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
8868 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
8869 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
8871 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8873 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8874 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
8876 * config/m68k/t-floatlib: New file, extracting common code from...
8877 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
8878 * config/m68k/t-uclinux: Here.
8879 * config/m68k/fpgnulib.c: Do not compile extendeed precision
8880 routines on ColdFire targets.
8882 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8884 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8885 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
8886 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
8887 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
8888 explicitly set MOTOROLA to 1.
8889 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
8891 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8892 Nathan Sidwell <nathan@codesourcery.com>
8894 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
8895 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
8896 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
8897 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
8898 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
8899 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
8900 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
8901 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
8902 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
8903 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8904 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
8905 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
8906 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
8907 (DBX_REGISTER_NUMBER): Delete.
8908 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
8909 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8910 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
8912 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8914 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
8915 * config/flat.h: New file.
8916 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
8918 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
8919 indirect references for -msep-data or -mid-shared-library.
8920 Do not use PC-relative code addresses either.
8921 * config/m68k/m68k.c (override_options): Restrict -fPIC error
8923 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
8924 for shared libraries and crt1.o for executables. Use crti.o and
8926 (ENDFILE_SPEC): Use crtend.o and crtn.o.
8927 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
8928 Do not add -elf2flt or -shared-lib-id options here.
8929 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
8930 Pass -shared-lib-id if -mid-shared-library, taking the library
8931 identifier from -mshared-library-id if given, otherwise
8933 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
8934 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
8935 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
8936 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
8937 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
8938 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
8940 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
8941 jump sequence for ISA A and ISA A+.
8942 (PICJUMP): Likewise.
8944 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8946 * config.gcc (m68k-*-uclinux*): Base the port on the common
8947 and m68k GNU/Linux files rather than on the generic ELF ones.
8948 * config/m68k/uclinux.h (TARGET_VERSION): Override.
8949 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8951 2007-01-18 Julian Brown <julian@codesourcery.com>
8952 Richard Sandiford <richard@codesourcery.com>
8954 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
8955 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8956 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
8958 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
8960 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8962 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8964 * doc/install.texi: Document m68k-uclinuxoldabi.
8965 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
8966 * config/m68k/uclinux-oldabi.h: New file, copied from
8967 config/m68k/uclinux.h.
8969 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
8971 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
8972 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
8973 (m32r_compute_frame_size): Use unsigned for regno.
8974 (m32r_reload_lr): Use gen_frame_mem.
8976 (m32r_output_function_epilogue): Don't output the function epilogue
8978 (m32r_expand_epilogue): New.
8979 (direct_return): Return false if the function has the interrupt
8981 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
8982 * config/m32r/m32r.md (epilogue): New expander.
8983 (return_lr, return_rte): New insns.
8984 (return): Make it expander.
8985 (return_normal): New expander.
8987 2007-01-18 Josh Conner <jconner@apple.com>
8990 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
8991 support for UNLE, UNLT, UNGE, and UNGT.
8993 2007-01-18 Jan Hubicka <jh@suse.cz>
8995 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
8996 * tree-tailcall (add_virtual_phis): Likewise.
8997 (optimize_tail_call): Return TODOs.
8998 (execute_tail_calls): Return TODOs.
8999 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
9000 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
9002 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9003 Cleanup cfg using TODO.
9004 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
9005 * passes.c (execute_function_todo): When cleanup did something, remove
9007 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
9008 (make_edges): Don't cleanup_cfg.
9010 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
9012 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
9013 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
9014 operate on the top of stack.
9015 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
9016 register handling of instructions that output to the second
9018 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
9019 (move_for_stack_reg): Special-case check for dead destination
9020 stack slot for constant load of 1.0 inside UNSPEC_TAN.
9022 * config/i386/i386.md (UNSPEC_TAN): New constant.
9023 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
9024 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
9025 to correctly model move of constant 1.0 to top stack slot.
9026 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
9027 (unnamed peephole2 pattern): Remove corresponding peephole2
9028 pattern that optimizes tan insn and loading of constant 1.0.
9029 (tanxf2): Use fptanxf4_i387.
9030 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
9031 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
9032 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9033 disable patterns for SSE math.
9034 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
9035 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
9037 2007-01-18 Dirk Mueller <dmueller@suse.de>
9038 Richard Guenther <rguenther@suse.de>
9041 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
9042 * common.opt (Warray-bounds): Add new warning option.
9043 * c-opts.c (c_common_handle_option): Define -Warray-bounds
9045 * Makefile.in: make tree-vrp.o depend on toplev.h
9046 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
9048 (check_array_refs, check_array_bounds, check_array_ref): New.
9050 2007-01-18 Jan Hubicka <jh@suse.cz>
9052 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
9053 (execute_ssa_ccp): Return flags conditionally.
9054 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
9056 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
9058 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
9060 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
9061 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
9063 * Makefile.c (GTFILES): Add cfglayout.h.
9064 * gengtype.c (open_base_files): Likewise.
9065 * cfglayout.c (cfg_layout_function_footer,
9066 cfg_layout_function_header) Reindent to make gengtype happy.
9067 * cfglayout.h (cfg_layout_function_footer,
9068 cfg_layout_function_header): Add GTY(()) marker.
9070 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
9072 2007-01-18 Ben Elliston <bje@au.ibm.com>
9074 * genautomata.c (write_automata): Include xstrerror output in the
9075 error message if writing the DFA description file fails.
9077 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
9079 * config/mips/mips-protos.h (mips_output_external): Make it
9081 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
9082 * config/mips/mips.c (irix_output_external_libcall): Likewise.
9083 (extern_list): Likewise.
9084 (extern_head): Likewise.
9085 (TARGET_ASM_FILE_END): Likewise.
9086 (mips_file_end): Likewise.
9087 (mips_output_external): Rewritten.
9089 2007-01-18 Ben Elliston <bje@au.ibm.com>
9091 * genpreds.c (write_insn_preds_c): Only write out the function
9092 body for regclass_for_constraint if we have register constraints.
9094 2007-01-17 Tom Tromey <tromey@redhat.com>
9096 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
9097 * doc/install.texi (Testing): Use sourceware.org.
9098 (Binaries): Likewise.
9099 (Specific): Likewise.
9100 * doc/contrib.texi (Contributors): Use sourceware.org.
9102 2007-01-17 Anatoly Sokolov <aesok@post.ru>
9104 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
9105 (AVR_ENHANCED): Rename to ...
9106 (AVR_HAVE_MUL): ... new.
9107 (avr_enhanced_p): Rename to ...
9108 (avr_have_mul_p): ... new.
9109 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
9110 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
9111 * config/avr/avr.c (avr_enhanced_p): Rename to ...
9112 (avr_have_mul_p): ... new.
9113 (base_arch_s): Rename 'enhanced' to 'have_mul'.
9114 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
9115 'avr_enhanced_p' and 'enhanced'.
9116 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
9117 AVR_HAVE_MUL instead of AVR_ENHANCED.
9118 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9119 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
9120 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
9121 instead of AVR_ENHANCED.
9122 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9123 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
9124 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
9126 2007-01-17 Ian Lance Taylor <iant@google.com>
9128 * vec.h (VEC_reserve_exact): Define.
9129 (vec_gc_p_reserve_exact): Declare.
9130 (vec_gc_o_reserve_exact): Declare.
9131 (vec_heap_p_reserve_exact): Declare.
9132 (vec_heap_o_reserve_exact): Declare.
9133 (VEC_OP (T,A,reserve_exact)): New static inline function, three
9135 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
9137 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
9138 (VEC_OP (T,A,copy)) [all versions]: Likewise.
9139 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
9140 * vec.c (calculate_allocation): Add exact parameter. Change all
9142 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
9143 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
9144 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
9145 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
9146 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
9147 (vec_heap_p_reserve_exact): New function.
9148 (vec_heap_o_reserve_exact): New function.
9150 2007-01-17 Jan Hubicka <jh@suse.cz>
9152 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
9154 2007-01-17 Eric Christopher <echristo@apple.com>
9156 * config.gcc: Support core2 processor.
9158 2007-01-16 Jan Hubicka <jh@suse.cz>
9160 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
9161 the names, just unlink the chain so we don't crash on dangling pointers
9164 2007-01-16 Jan Hubicka <jh@suse.cz>
9166 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
9167 * tree-pass.h: Reorder to make IPA passes appear toegher.
9168 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
9169 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
9170 parameters, do not call early inliner.
9171 * ipa-inline.c: Update comments. Include tree-flow.h
9172 (cgraph_decide_inlining): Do not compute inlining parameters.
9173 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
9174 be called with function context set up.
9175 (pass_ipa_inline): Remove unreachable functions before pass.
9176 (cgraph_early_inlining): Simplify assuming to be called from the
9178 (pass_early_inline): New pass.
9179 (cgraph_gate_ipa_early_inlining): New gate.
9180 (pass_ipa_early_inline): Turn into simple wrapper.
9181 (compute_inline_parameters): New function.
9182 (gate_inline_passes): New gate.
9183 (pass_inline_parameters): New pass.
9184 (apply_inline): Move here from tree-optimize.c
9185 (pass_apply_inline): New pass.
9186 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
9188 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
9190 (tree_function_versioning): Do not allocate dummy struct function.
9191 * tree-inline.h (optimize_inline_calls): Update prototype.
9192 * tree-optimize.c (execute_fixup_cfg): Export.
9193 (pass_fixup_cfg): Remove
9194 (tree_rest_of_compilation): Do not apply inlines.
9195 * tree-flow.h (execute_fixup_cfg): Declare.
9196 * Makefile.in (gt-passes.c): New.
9197 * passes.c: Include gt-passes.h
9198 (init_optimization_passes): New passes.
9199 (nnodes, order): New static vars.
9200 (do_per_function_toporder): New function.
9201 (execute_one_pass): Dump current pass here.
9202 (execute_ipa_pass_list): Don't dump current pass here.
9204 2007-01-16 Janis Johnson <janis187@us.ibm.com>
9206 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
9207 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
9209 2007-01-16 David Edelsohn <edelsohn@gnu.org>
9211 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
9212 (strong_alias): Define.
9213 (__gcc_qmul): Provide non-FMA for soft-float.
9219 (__gcc_qunord): New.
9229 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
9230 soft-float functions.
9231 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
9232 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
9233 about long double soft float.
9235 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
9236 Tehila Meyzels <tehila@il.ibm.com>
9238 * tree-vectorizer.h (is_pattern_stmt_p): New.
9239 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
9240 formatting (tabs instead of spaces). Cleanup and clarify setting
9241 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
9242 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
9243 (vectorizable_type_demotion): Check that types are integral.
9244 (vectorizable_type_promotion): Likewise.
9245 (vectorizable_store): Fix typo. Eliminate new-line at end of
9248 2007-01-16 Jan Hubicka <jh@suse.cz>
9250 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
9253 2007-01-15 Eric Christopher <echristo@apple.com>
9255 * ifcvt.c: Include vec.h, vecprim.h.
9256 (check_cond_move_block): New argument regs.
9257 Reorganize. Add registers used to regs.
9258 (cond_move_process_if_block): Use regs set above as
9261 2007-01-15 Eric Christopher <echristo@apple.com>
9263 * config/darwin.h: Update copyright.
9264 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
9265 (LINK_COMMAND_SPEC): Add -u.
9266 (LINK_SPEC): Fix umbrella for above.
9268 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
9270 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
9273 2007-01-15 Tom Tromey <tromey@redhat.com>
9275 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
9276 * doc/install.texi (Testing): Don't mention jacks.
9277 (Configuration): Document --enable-java-maintainer-mode. Move
9278 --with-java-home to libgcj-specific section. Document
9280 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
9282 2007-01-15 Jan Hubicka <jh@suse.cz>
9284 * tree-ssa-dce.c (DCE_TODOs): New.
9285 (propagate_necessity): Return if something changed.
9286 (eliminate_unnecessary_stmts): Likewise.
9287 (perform_tree_ssa_dce): Return TODO flags when needed.
9288 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
9290 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
9292 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
9293 (fyl2x_extend<mode>xf3_i387): New insn pattern.
9294 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
9295 patterns using X87MODEF12 mode macro. Extend operand 1
9296 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
9297 (log10<mode>2): Ditto.
9298 (log2<mode>2): Ditto.
9299 (log1p<mode>2): Ditto.
9300 (logb<mode>2): Ditto.
9301 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
9302 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
9303 (*fxtractxf3_i387): Rename from *fxtractxf3.
9304 (fxtract_extend<mode>xf3_i387): New insn pattern.
9305 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
9306 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
9307 and gen_fyl2xxf3_i387().
9309 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
9311 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
9312 * cfgloopmanip.c (fix_loop_placement): Made static. Use
9313 get_loop_exit_edges. Changed return type to bool.
9314 * cfgloop.h (fix_loop_placement): Declaration removed.
9316 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
9318 * param.h (MIN_VECT_LOOP_BOUND): New.
9319 * params.def (MIN_VECT_LOOP_BOUND): New.
9320 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
9321 argument - minimum threshold for number of iterations.
9322 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
9323 argument to declaration.
9324 * tree-vect-analyze.c (vect_analyze_operations): Check value of
9325 MIN_VECT_LOOP_BOUND.
9326 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
9327 slpeel_tree_peel_loop_to_edge with additional argument.
9328 (vect_do_peeling_for_alignment): Likewise.
9329 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
9331 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
9334 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
9337 2007-01-14 Jan Hubicka <jh@suse.cz>
9339 * tree-dfa.c (remove_referenced_var): New function.
9340 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
9341 prune referenced vars list too.
9342 * tree-flow.h (remove_referenced_var): Declare.
9344 2007-01-14 Jan Hubicka <jh@suse.cz>
9346 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
9348 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
9349 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
9350 * except.h (verify_eh_throw_table_statements): Kill prototype.
9351 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
9352 into call exrepssions.
9353 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
9355 * tree-cfg.c: Include pointer-set.h.
9356 (verify_node_sharing): Work on pointer set.
9357 (verify_eh_throw_stmt_node): New.
9358 (verify_stmts): Use pointers sets, verify throw_stmt.
9360 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
9362 * ipa-reference.c (analyze_function): Consider also addresses taken
9365 2007-01-12 Roger Sayle <roger@eyesopen.com>
9367 * c-typeck.c (null_pointer_constant_p): Replace use of
9368 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9369 (build_c_cast): Likewise.
9371 2007-01-12 Roger Sayle <roger@eyesopen.com>
9373 * tree.h (force_fit_type_double): Remove unused final argument.
9374 * c-common.c (constant_expression_warning): Replace use of
9375 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9376 (convert_and_check): Likewise.
9377 (shorten_compare): Update call to force_fit_type_double.
9378 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
9379 * convert.c (convert_to_pointer): Update call to
9380 force_fit_type_double.
9381 * fold-const.c (force_fit_type_double): Remove overflowed_const
9383 (int_const_binop, fold_convert_const_int_from_int,
9384 fold_convert_const_int_from_real, fold_div_compare,
9385 fold_sign_changed_comparison, fold_unary, fold_negate_const,
9386 fold_abs_const, fold_not_const): Remove the final argument from
9387 calls to force_fit_type_double.
9389 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9391 * configure.ac: Set insn to "nop" for spu-*-* also.
9392 * configure: Regenerate.
9394 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
9396 * builtins.def : Add BUILT_IN_FREE.
9398 2007-01-12 Jan Hubicka <jh@suse.cz>
9400 PR tree-optimization/30443
9401 * tree-inline.c (tree_function_versioning): Do not optimize when
9402 cloning for inlining.
9404 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
9406 * doc/loop.texi: Document recording of loop exits.
9407 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
9408 (update_single_exits_after_duplication,
9409 update_single_exit_for_duplicated_loop,
9410 update_single_exit_for_duplicated_loops): Removed.
9411 (duplicate_loop_to_header_edge): Do not call
9412 update_single_exits_after_duplication and
9413 update_single_exit_for_duplicated_loops.
9414 (loop_version): Do not update single_exit information.
9415 (fix_loop_structure): Use record_loop_exits instead of
9416 mark_single_exit_loops.
9417 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
9418 the lists of loop exits.
9419 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
9420 split_edge, merge_blocks): Update the lists of loop exits.
9421 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
9422 loop_optimizer_init.
9423 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
9424 of mark_single_exit_loops.
9425 (loop_optimizer_finalize): Call release_recorded_exits.
9426 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
9427 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
9428 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
9429 update single exit information.
9430 * lambda-code.c (perfect_nestify): Ditto.
9431 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
9432 (mark_single_exit_loops): Removed.
9433 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
9434 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
9435 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
9437 (get_loop_exit_edges, single_exit): Use recorded exit lists.
9438 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
9439 (verify_loop_structure): Verify consistency of the exit lists.
9440 (flow_loops_find): Use alloc_loop. Initialize exits hash.
9441 (set_single_exit): Removed.
9442 * cfgloop.h (struct loop_exit): New function.
9443 (struct loop): single_exit_ field replaced by exits field.
9444 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
9445 (struct loops): Added exits hash.
9446 (mark_single_exit_loops, set_single_exit): Declaration removed.
9447 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
9449 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9451 * doc/invoke.texi: Avoid use of @headitem.
9453 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9455 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
9457 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9459 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
9462 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9463 Richard Sandiford <richard@codesourcery.com>
9465 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
9466 * config/m68k/m68k.opt: Resort options.
9467 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
9469 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9470 Richard Sandiford <richard@codesourcery.com>
9472 * doc/invoke.texi: Document the macros that are defined by
9473 m68k's -mtune and -mhard-float options.
9474 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
9475 (m68k_cpp_cpu_family): Likewise.
9476 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
9477 of __ucfv*__ macros. Define __mcffpu__ if generating code for
9478 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
9479 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
9480 (m68k_cpp_cpu_family): Likewise.
9482 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9484 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
9485 macros besides mc68000 as tuning macros. Use a switch statement
9486 to set them and mcpu32.
9488 2007-01-12 Julian Brown <julian@codesourcery.com>
9490 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
9491 (TARGET_68040_ONLY): Rename to...
9492 (TARGET_68040): ...this.
9493 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
9494 * config/m68k/m68k.md: Likewise.
9496 2007-01-12 Julian Brown <julian@codesourcery.com>
9497 Nathan Sidwell <nathan@codesourcery.com>
9498 Richard Sandiford <richard@codesourcery.com>
9500 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
9501 the -mcpu= argument associated with the --with-cpu setting.
9502 Define M68K_DEFAULT_TUNE to the default -mtune= option,
9503 if different from the one implied by the -mcpu setting.
9504 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
9505 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
9506 * doc/invoke.texi: Mention ColdFire in the introduction to the
9507 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
9508 -mno-div and -mhard-float options. Make -m68881 a synonym for
9509 -mhard-float. Document the previously-undocumented -m5206e,
9510 -m528x, -m5307 and -m5407 options. Tweak the existing option
9511 documentation for consistency.
9512 * doc/install.texi: Mention new --with-cpu arguments.
9513 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
9514 default CPU if neither -mcpu nor -march are specified.
9515 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
9516 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
9517 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
9518 using m68k_tune to decide between families that implement the
9519 same ISA. Use m68k_tune to set __mcfv4e__.
9520 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
9521 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
9522 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
9523 (FL_ISA_C, FL_ISA_MMU): New macros.
9524 (MASK_COLDFIRE): Delete.
9525 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
9526 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
9527 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
9528 (TARGET_HARD_FLOAT): Do not define here.
9529 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
9530 (TUNE_68000): New macro.
9531 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
9532 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
9533 (TUNE_CFV2): Redefine in terms of m68k_tune.
9534 (uarch_type, target_device, fpu_type): New enums.
9535 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
9536 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
9537 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
9538 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
9539 (FL_FOR_isa_c): New macros.
9540 (m68k_isa): New enum.
9541 (m68k_target_selection): New structure.
9542 (all_devices, all_isas, all_microarchs): New tables.
9543 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
9544 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
9545 (MASK_ALL_CPU_BITS): Delete.
9546 (m68k_find_selection): New function.
9547 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
9548 Map the legacy target options to a combination of the new ones.
9549 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
9550 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
9551 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
9553 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
9554 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
9556 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
9557 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
9558 * config/m68k/m68k-devices.def: New file.
9560 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9561 Nathan Sidwell <nathan@codesourcery.com>
9563 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
9564 (SUBTARGET_EXTRA_SPECS): New macros.
9565 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
9566 use %(asm_cpu_spec) instead.
9567 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
9568 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
9569 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
9570 (EXTRA_SPECS): Rename to...
9571 (SUBTARGET_EXTRA_SPECS): ...this.
9573 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9574 Richard Sandiford <richard@codesourcery.com>
9575 Julian Brown <julian@codesourcery.com>
9577 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9578 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
9579 to the configuration's default CPU.
9580 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
9581 Remove default masks.
9582 (m680[012]0-*-*): Set the default with_cpu to the first part of
9584 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
9585 (m68k*-*-linux): Extend the --with-cpu handling to...
9586 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
9587 and m68010. Don't set target_cpu_default2.
9588 * doc/install.texi: Document --with-cpu for m68k.
9589 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
9590 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
9591 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
9592 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
9593 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
9594 (ASM_SPEC): Remove use of %(asm_cpu_default).
9595 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
9596 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
9597 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
9598 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
9599 __HAVE_FPU__ if TARGET_HARD_FLOAT.
9600 (TARGET_DEFAULT): Delete.
9601 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
9602 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
9603 (CPP_CPU_SPEC): Delete.
9604 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
9605 the appropriate string.
9606 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
9607 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
9608 (ASM_SPEC): Don't use %(asm_default_spec).
9609 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
9610 TARGET_DEFAULT and add MASK_68881.
9611 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
9613 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9615 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
9616 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
9617 MASK_68010 alongside MASK_68020.
9618 * doc/invoke.texi: Document -m68010.
9619 * config/m68k/m68k.opt (m68010): New.
9620 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
9622 (TUNE_68010): New macro.
9623 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
9624 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
9625 (M68K_CPU_m68332): Add MASK_68010.
9626 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
9627 fallback definition.
9628 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
9630 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
9631 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
9632 to all entries that use MASK_68020.
9633 (output_move_simode_const, output_move_himode, output_move_qimode)
9634 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
9635 instead of TARGET_68020 to select clr behavior. Remove comment
9636 about there being no TARGET_68010.
9637 * config/m68k/m68k.md: Likewise throughout.
9639 2007-01-12 Julian Brown <julian@codesourcery.com>
9641 * config/m68k/m68k.h (TARGET_ISAB): New macro.
9642 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
9643 * config/m68k/m68k.md: Likewise.
9645 2007-01-12 Julian Brown <julian@codesourcery.com>
9647 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
9648 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
9650 2007-01-12 Julian Brown <julian@codesourcery.com>
9652 * config/m68k/m68k.h (TUNE_68040_60): New macro.
9653 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
9654 * config/m68k/m68k.md: Likewise.
9656 2007-01-12 Julian Brown <julian@codesourcery.com>
9657 Richard Sandiford <richard@codesourcery.com>
9659 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
9660 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
9661 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
9663 (TARGET_CPU32): Rename to...
9664 (TUNE_CPU32): ...this.
9665 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
9666 (TUNE_CFV2): New macros.
9667 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
9668 remove conditions that are implied by TARGET_68020.
9669 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
9670 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
9671 (m68k_output_function_epilogue): Likewise.
9672 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
9673 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
9674 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
9675 non-68000 timings. Refactor multiplication and division costs.
9676 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
9677 TUNE_CPU32 instead of TARGET_CPU32.
9678 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
9679 and TUNE_68060 instead of TARGET_68060.
9680 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
9681 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
9683 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
9684 && !TARGET_COLDFIRE" to choose between moveq and clr.
9685 Likewise in the unnamed movsf pattern.
9686 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
9687 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
9690 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9692 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
9693 of tabbing before backslashes.
9695 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9697 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
9698 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
9699 (ASM_OUTPUT_INTERNAL_LABEL): Define.
9701 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9703 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
9704 find_interesting_uses_cond.
9705 (find_interesting_uses_cond): Use extract_cond_operands.
9706 (rewrite_use_compare): Use extract_cond_operands and
9707 force_gimple_operand_bsi. Do not call update_stmt.
9708 (determine_use_iv_cost_condition): Use extract_cond_operands.
9709 Return cheaper of using original bound and changing the exit bound.
9711 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9713 PR tree-optimization/29516
9714 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
9715 most_expensive_mult_to_index, addr_to_parts,
9716 create_mem_ref, maybe_fold_tmr): Make the type of
9717 fields of TARGET_MEM_REF sizetype.
9718 (move_fixed_address_to_symbol, move_pointer_to_base):
9720 * tree.def (TARGET_MEM_REF): Add comment on types of
9723 2007-01-11 Joseph Myers <joseph@codesourcery.com>
9725 * c-common.c (vector_types_convertible_p): Treat opaque types as
9726 always convertible if they have the same size, but not otherwise.
9728 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
9730 * ifcvt.c (struct noce_if_info): Add comments to the fields.
9731 Remove the b_unconditional field.
9732 (noce_try_sign_mask): Do not look at b_unconditional.
9733 (noce_process_if_block): Do not use merge_if_blocks. Update
9734 the CFG here. Do not set b_unconditional.
9735 (cond_move_process_if_block): Likewise.
9736 (find_cond_trap): Likewise.
9737 (check_cond_move_block): Require simple jump insns at the end
9740 2007-01-11 Jan Hubicka <jh@suse.cz>
9742 PR tree-optimization/1046
9743 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
9744 when alias info is not ready.
9745 (pass_tail_recursion): Do not require aliasing.
9746 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
9747 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
9748 * tree-ssa-copy.c (pass_copy_prop): Likewise.
9749 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
9750 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
9751 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
9752 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
9754 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
9755 When aliasing is not build, mark statement as volatile.
9757 2007-01-11 Tom Tromey <tromey@redhat.com>
9759 PR preprocessor/15185, PR preprocessor/20989:
9760 * doc/cppopts.texi <-MT>: Update description of algorithm for
9761 computing default target.
9762 <-M, -MD>: Reword "basename" text.
9764 2007-01-11 Roger Sayle <roger@eyesopen.com>
9766 * builtins.c (expand_builtin_pow, expand_builtin_powi,
9767 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
9768 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9769 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
9770 fold_builtin_bswap, real_constp, fold_builtin_pow,
9771 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
9772 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
9773 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9774 * convert.c (convert_to_pointer): Likewise.
9775 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9776 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
9777 const_binop, fold_convert_const_int_from_int,
9778 fold_convert_const_int_from_real,
9779 fold_convert_const_real_from_real, sign_bit_p,
9780 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
9781 fold_sign_changed_comparison, fold_unary, fold_comparison,
9782 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
9783 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
9784 * print-tree.c (print_node_brief, print_node): Likewise.
9785 * stor-layout.c (place_field, layout_type): Likewise.
9786 * tree-chrec.c (keep_cast): Likewise.
9787 * tree.c (build_vector, build_real, build_real_from_int_cst,
9788 build_complex): Likewise.
9790 2007-01-11 Roger Sayle <roger@eyesopen.com>
9792 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
9793 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
9795 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
9797 * configure.ac (strict1_warn): Rename to strict_warn.
9798 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
9799 cc_set_by_configure, quoted_cc_set_by_configure,
9800 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
9801 all_boot_languages, all_stagestuff): Remove.
9802 (target_list): Remove bootstrap targets.
9803 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
9804 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
9805 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
9806 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
9807 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
9808 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
9809 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
9810 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
9811 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
9812 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
9813 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
9814 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
9815 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
9816 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
9817 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
9818 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
9819 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
9820 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
9821 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
9822 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
9823 (mostlyclean): Adjust.
9824 (clean, distclean): Don't mention bootstrap stuff.
9825 * configure: Regenerate.
9826 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
9827 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
9828 treelang/config-lang.in (stagestuff): Remove.
9829 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
9830 stageprofile, stagefeedback, stagestuff): Remove mention.
9832 2007-01-11 Nick Clifton <nickc@redhat.com>
9834 * config/mcore/predicates.md (mcore_general_movesrc_operand):
9836 (mcore_general_movdst_operand): Do not accept CONST_INTs.
9837 (mcore_arith_K_S_operand): Run the test for the S constraint not
9838 the test for the M constraint.
9839 (mcore_addsub_operand): Do not accept integer values that are
9840 larger than 32 bits.
9841 * config/mcore/mcore.md: Remove unused constraints from split.
9842 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
9844 (allocate_stack): Likewise.
9845 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
9846 operands to 32 bits.
9847 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
9849 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
9850 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
9851 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
9852 mcore_output_bclri, mcore_output_andn, output_inline_const,
9853 mcore_output_move, mcore_output_movedouble): Likewise.
9854 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
9855 (output_inline_const): Likewise.
9856 (output_inline_const): Fix format strings used in sprintf
9858 * config/mcore/mcore-protos.h: Update prototypes for changed
9859 functions in mcore.c.
9860 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
9861 HOST_WIDE_INT and not int.
9862 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
9863 CONST_OK_FOR_N): Likewise.
9864 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
9865 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
9868 2007-01-10 Jan Hubicka <jh@suse.cz>
9870 * tree-vrp.c (remove_range_assertions): Release defs.
9871 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
9872 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
9874 2007-01-10 Paul Brook <paul@codesourcery.com>
9876 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
9877 * config/arm/arm.md (mulsi3subsi): New insn.
9879 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
9881 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
9882 (tree_transform_and_unroll_loop): New.
9883 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
9886 2007-01-10 Robert Kennedy <jimbob@google.com>
9888 * fold-const.c (fold_comparison): Fold comparisons like (x *
9889 1000 < 0) to (x < 0).
9891 2007-01-10 Ian Lance Taylor <iant@google.com>
9893 * tree-pretty-print.c (dump_generic_node): Print parentheses when
9894 operands have the same priority.
9896 2007-01-10 Tom Tromey <tromey@redhat.com>
9898 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
9899 (fold_binary): Likewise.
9900 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
9901 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
9902 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
9903 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
9904 * langhooks.h (struct lang_hooks): Removed field
9905 'can_use_bit_fields_p'.
9907 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
9909 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
9911 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
9913 * function.c (get_last_funcdef_no): New function.
9914 * function.h (get_last_funcdef_no): Declare.
9915 * tree-inline.c (initialize_cfun): Add initialization.
9916 (tree_function_versioning): Cleanup.
9918 2007-01-10 Jan Hubicka <jh@suse.cz>
9920 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
9923 2007-01-10 Sa Liu <saliu@de.ibm.com>
9924 Ben Elliston <bje@au.ibm.com>
9926 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
9927 for SAVE_NONLOCAL and Pmode for any other save level.
9928 * spu-protos.h (spu_restore_stack_block): Declare.
9929 * spu.md (save_stack_block): Remove.
9930 (restore_stack_block): Call spu_restore_stack_block.
9931 * spu.c (spu_restore_stack_block): New function.
9932 (spu_expand_epilogue): Remove old comment.
9934 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9936 PR tree-optimization/30322
9937 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
9938 (cand_value_at): Return the value as aff_tree.
9939 (may_eliminate_iv): Convert the bound from aff_tree to tree.
9940 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
9941 aff_combination_mult): New functions.
9942 (aff_combination_add): Use aff_combination_add_cst.
9943 (aff_combination_convert): Allow conversions to a wider type.
9944 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
9945 * tree-affine.h (aff_combination_mult): Declare.
9947 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
9949 * doc/tm.texi: Update documentation to reflect reality of exec
9950 and start file search behaviours. Update copyright year.
9951 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
9952 header file directories.
9954 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
9956 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
9957 (*cosxf2): Rename to cosxf2_i387.
9958 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
9959 using X87MODEF12 mode macro. Rename patterns to
9960 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
9962 (*cosdf2, *cossf2): Ditto.
9963 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
9964 to match extended input operands.
9965 (sincos<mode>3): New expander.
9966 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
9967 insn patterns and corresponding splitters.
9969 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
9971 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
9972 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
9974 2007-01-09 Nicolas Pitre <nico@cam.org>
9977 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
9979 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9981 * target.h (struct gcc_target): New field library_rtti_comdat.
9982 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
9983 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
9984 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
9985 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
9987 2007-01-08 Geoffrey Keating <geoffk@apple.com>
9989 * doc/invoke.texi (Optimize Options): Correct description of -O0.
9991 2007-01-08 Richard Guenther <rguenther@suse.de>
9993 * tree.h (force_fit_type_double): Export.
9994 (force_fit_type): Remove.
9995 * fold-const.c (force_fit_type_double): New function.
9996 (force_fit_type): Remove.
9997 (int_const_binop): Use it.
9998 (fold_convert_const_int_from_int): Likewise.
9999 (fold_convert_const_int_from_real): Likewise.
10000 (fold_div_compare): Likewise.
10001 (fold_sign_changed_comparison): Likewise.
10002 (fold_unary): Likewise.
10003 (fold_negate_const): Likewise.
10004 (fold_abs_const): Likewise.
10005 (fold_not_const): Likewise.
10006 * c-common.c (shorten_compare): Use force_fit_type_double.
10007 * convert.c (convert_to_pointer): Likewise.
10009 2007-01-08 Richard Guenther <rguenther@suse.de>
10011 * tree.h (build_int_cst_wide_type): Export.
10012 * tree.c (build_int_cst_wide_type): New function.
10013 (build_int_cst_wide): Fix comment.
10014 * builtins.c (fold_builtin_object_size): Use build_int_cst
10015 to build -1 or 0 of the correct type. Use fit_double_type
10016 to check for overflow.
10017 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
10019 (decode_field_reference): Likewise.
10020 (all_ones_mask_p): Likewise.
10021 (native_interpret_int): Use build_int_cst_wide_type.
10022 (fold_binary): Use build_int_cst_type to build an all-ones
10024 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
10026 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
10028 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
10030 2007-01-09 Ben Elliston <bje@au.ibm.com>
10032 * genautomata.c (STATS_OPTION): New option.
10033 (stats_flag): New flag.
10034 (gen_automata_option): Handle it.
10035 (initiate_automaton_gen): Ditto.
10036 (write_automata): Output statistics only if stats_flag is
10037 set. Likewise, output time statistics only if time_flag is set.
10038 * doc/md.texi (Processor pipeline description): Document new flag.
10040 2007-01-08 Richard Guenther <rguenther@suse.de>
10042 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
10043 * tree.c (build_int_cst_type): Likewise.
10044 (size_in_bytes): Don't call force_fit_type on the result.
10045 (int_fits_type_p): Use fit_double_type.
10046 * fold-const.c (fit_double_type): New function.
10047 (force_fit_type): Use it.
10048 * tree.h (fit_double_type): Export.
10050 2007-01-08 Jan Hubicka <jh@suse.cz>
10052 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
10053 * ipa.c (function_and_variable_visibility): Fix return type.
10055 2007-01-08 Richard Guenther <rguenther@suse.de>
10057 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
10058 of offset to build the index.
10059 * tree-pretty-print.c (dump_generic_node): Don't build negated
10060 const just for printing.
10061 * c-pretty-print.c (pp_c_integer_constant): Likewise.
10062 * builtins.c (fold_builtin_int_roundingfn): Check if result
10063 fits the type by using force_fit_type and comparing the result.
10064 * predict.c (predict_loops): Use compare_tree_int for comparison.
10065 * tree.c (build_int_cst): Fall back to integer_type_node for
10067 (build_int_cst_wide): Assert type is non-null.
10069 2007-01-08 Roberto Costa <roberto.costa@st.com>
10071 * tree-vrp.c (extract_range_from_cond_expr): New.
10072 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
10073 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
10075 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
10076 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
10077 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
10078 used as expressions.
10079 * tree-object-size.c (cond_expr_object_size): New.
10080 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
10082 2007-01-08 Jan Hubicka <jh@suse.cz>
10084 * tree-ssa-forwprop.c (forward_propagate_into_cond,
10085 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
10088 2007-01-08 Richard Guenther <rguenther@suse.de>
10090 PR tree-optimization/23603
10091 * tree-vrp.c (set_value_range_to_truthvalue): New function.
10092 (extract_range_from_binary): Fall back to truthvalue instead of
10093 varying for TRUTH_*_EXPR.
10094 (extract_range_from_comparison): Fall back to truthvalue instead of
10096 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
10097 if all visited PHI values were constant.
10099 2007-01-08 Jan Hubicka <jh@suse.cz>
10101 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
10102 (cgraph_analyze_function): break out from ...
10103 (cgraph_finalize_compilation_unit): ... here.
10104 (cgraph_expand_function): Remove forgoten commented out line.
10105 (cgraph_optimize): Analyze functions.
10107 2007-01-08 Jan Hubicka <jh@suse.cz>
10109 * tree-pas.h (TODO_remove_function): New flag.
10110 (TODO_update*): Renumber.
10111 (pass_ipa_increase_alignment,
10112 pass_ipa_function_and_variable_visibility): New passes.
10113 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
10114 (cgraph_function_and_variable_visibility): Move to ipa.c
10115 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
10116 cgraph_increase_alignment.
10117 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
10118 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
10119 calling tree-inline.
10120 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
10121 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
10122 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
10123 (gate_increase_alignment): New function.
10124 (pass_ipa_increase_alignment): New pass.
10125 * ipa.c: Inline tree-pass.h and timevar.h
10126 (function_and_variable_visibility): Move here from cgraphunit.c
10127 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
10128 * passes.c (init_optimization_passes): Add the two new passes.
10129 (execute_todo): Handle cgraph_remove_functions.
10131 2007-01-08 Nick Clifton <nickc@redhat.com>
10133 * config/frv/predicates.md (reg_or_0_operand): Accept
10136 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
10138 * config/bfin/rtems.h, config/bfin/t-rtems: New.
10139 * config.gcc: Add bfin*-rtems*.
10141 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10143 * c.opt: Add -flax-vector-conversions.
10144 * c-typeck.c (convert_for_assignment): Pass flag to
10145 vector_types_convertible_p to allow emission of note.
10146 (digest_init): Likewise.
10147 * c-opts.c: Handle -flax-vector-conversions.
10148 * c-common.c (flag_lax_vector_conversions): New.
10149 (vector_types_convertible_p): Unless -flax-vector conversions
10150 has been passed, disallow conversions between vectors with
10151 differing numbers of subparts and/or element types. If such
10152 a conversion is disallowed, possibly emit a note on the first
10153 occasion only to inform the user of -flax-vector-conversions.
10154 The new last argument specifies this.
10155 * c-common.h (flag_lax_vector_conversions): New.
10156 (vector_types_convertible_p): Add extra argument.
10157 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
10158 char_type_node for V*QI type vectors.
10159 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
10160 Update to satisfy new typechecking rules.
10161 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
10162 C and C++ variants.
10163 * doc/invoke.texi (C Dialect Options): Document
10164 -flax-vector-conversions.
10166 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10168 PR tree-optimization/29877
10169 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
10170 a register variable on the RHS to not be replaceable.
10172 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
10173 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
10174 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
10175 const_simm15, const_pow2, const_npow2): Added.
10176 * config/score/misc.md (insv, extv, extzv, movmemsi,
10177 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
10178 * config/score/score.c (score_address_cost, score_select_cc_mode):
10180 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
10181 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
10182 Update score_print_operand.
10183 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
10184 Adjust register allocate order and update some macro define.
10185 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
10186 mdx_block_move_straight, mdx_block_move_loop_head,
10187 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
10188 mdx_block_move): Added.
10189 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
10190 mdp_limm): Updated and fix some bug and typo.
10191 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
10192 (movsf, movdf, doloop_end): Added.
10194 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
10196 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
10197 config/arm/thumb2.md: Fix comment typos.
10198 * doc/extend.texi: Fix a typo.
10200 2007-01-07 Eric Christopher <echristo@apple.com>
10202 * configure.ac: Check for __stack_chk_fail for darwin.
10203 * configure: Regenerate.
10205 2007-01-07 Richard Guenther <rguenther@suse.de>
10207 * tree-vrp.c (extract_range_from_assert): CSE calls to
10208 compare_values where possible.
10209 (extract_range_from_unary_expr): Likewise.
10211 2007-01-07 Anatoly Sokolov <aesok@post.ru>
10213 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
10214 * config/avr/avr.c (call_insn_operand): Delete function.
10215 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
10216 instead of register number. Use predicates.
10217 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
10218 call_insn_operand): Add.
10220 2007-01-06 Jan Hubicka <jh@suse.cz>
10222 * tree-pass.h (pass_build_cgraph_edges): Declare.
10223 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
10224 (visited_nodes): Remove.
10225 (cgraph_create_edges): Move to cgraphbuild.c; rename to
10226 build_cgrpah_edges; make visited_nodes local.
10227 (cgraph_process_new_functions): DO not call initialize_inline_failed.
10228 (record_references_in_initializer): Move to cgraphbuild.c
10229 (initialize_inline_failed, rebuild_cgraph_edges,
10230 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
10231 (verify_cgraph_node): Make visited_nodes local.
10232 (cgraph_analyze_function): Do not call cgraph_create_edges and
10233 initialize_inline_failed.
10234 (cgraph_expand_function): Do not call cgraph_lower_function;
10235 assert that function is already lowered.
10236 * Makefile.in (cgraphbuild.o): New.
10237 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
10238 at the end of lowering passes.
10240 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
10242 * ifcvt.c (cond_move_convert_if_block): New function, code
10243 factored out from...
10244 (cond_move_process_if_block): ...here. Call the new function
10245 on the THEN and ELSE blocks.
10246 (merge_if_block): Do not copy global_live_at_end, merge_blocks
10247 already takes care of this.
10249 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10252 * tree.h (TREE_OVERFLOW_P): New.
10253 * c-typeck.c (parser_build_unary_op): Warn only if result
10254 overflowed and operands did not.
10255 (parser_build_binary_op): Likewise.
10256 (convert_for_assignment): Remove redundant overflow_warning.
10257 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
10259 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10261 * c-typeck.c (store_init_value): Split over two lines to follow
10262 the GNU coding style.
10264 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
10266 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
10267 __GXX_EXPERIMENTAL_CXX0X__.
10268 * doc/cpp.texi: Same.
10270 2007-01-05 Richard Guenther <rguenther@suse.de>
10272 PR middle-end/27826
10273 * tree.c (get_narrower): Do not construct COMPONENT_REFs
10274 with mismatched types. Instead explicitly build a
10275 conversion NOP_EXPR.
10277 2007-01-05 Ian Lance Taylor <iant@google.com>
10279 * c-common.c (decl_with_nonnull_addr_p): New function.
10280 (c_common_truthvalue_conversion): Call it.
10281 * c-typeck.c (build_binary_op): Likewise.
10282 * c-common.h (decl_with_nonnull_addr_p): Declare.
10284 2007-01-05 Jakub Jelinek <jakub@redhat.com>
10287 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
10290 2007-01-05 Joel Brobecker <brobecker@adacore.com>
10292 * doc/install.texi (Final install): Document the fact that
10293 the GNAT runtime should not be stripped.
10295 2007-01-04 Jan Hubicka <jh@suse.cz>
10297 * tree-inline.c (fold_marked_statements): Update operand caches
10298 and EH after folding
10300 2007-01-04 Ian Lance Taylor <iant@google.com>
10302 * c-common.c (check_function_nonnull): Whitespace fix.
10304 2007-01-04 Jan Hubicka <jh@suse.cz>
10306 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
10307 comitted older version of patch.
10308 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
10309 function, celanup cfg and collect garbage.
10311 2007-01-04 Mike Stump <mrs@apple.com>
10313 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
10316 2007-01-04 Eric Christopher <echristo@apple.com>
10318 * libgcc2.c (__bswapsi2): Use SItype.
10319 (__bswapdi2): Use DItype.
10320 * libgcc2.h: Update for above.
10322 2007-01-04 Paul Brook <paul@codesourcery.com>
10324 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
10325 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
10326 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
10327 umulsidi3, umulsidi3adddi, smulsi3_highpart,
10328 umulsi3_highpart): Make conditional on !arm_arch6.
10329 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
10330 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
10331 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
10332 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
10333 umulsi3_highpart_v6): New insns.
10335 2007-01-04 Roger Sayle <roger@eyesopen.com>
10337 * fold-const.c (fold_convert): When casting an expression to void,
10338 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
10339 have a type. Instead of attempting to build a NOP_EXPR, return
10340 these "special" trees directly.
10342 2007-01-04 Joseph Myers <joseph@codesourcery.com>
10344 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
10345 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
10346 rs6000_cost->fp not 0 as adjustment for outer NEG.
10348 2007-01-04 Jan Hubicka <jh@suse.cz>
10350 * cgraph.c (cgraph_release_function_body): New function.
10351 (cgraph_remove_node): Use it.
10352 * cgraph.h (cgraph_release_function_body): Declare.
10353 * cgraphunit.c (cgraph_expand_function): Use it.
10354 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
10355 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
10356 is initialized and while compilation of other function is running.
10357 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
10358 statement CFG annotations from here to ...
10359 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
10361 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
10363 * cfgloop.h (enum li_flags): Make the constants powers of two.
10365 2007-01-04 Jan Hubicka <jh@suse.cz>
10367 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
10369 (fold_marked_statements): New function.
10370 (optimize_inline_calls, tree_function_versioning): Fold new statements.
10371 * tree-inline.h (copy_body_data): Add statements_to_fold.
10373 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
10375 * config.gcc: Mention libgcc/config.host.
10376 * Makefile.in: Update comments mentioning libgcc.
10377 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
10378 (all.cross, start.encap, rest.encap, rest.cross): Update
10379 dependencies for libgcc move.
10380 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
10381 (clean-target, clean-target-libgcc): Delete.
10382 (srcdirify, GCC_EXTRA_PARTS): New macros.
10383 (libgcc-support, libgcc.mvars): New rules.
10384 (distclean): Remove mention of mklibgcc.
10385 (install): Don't reference INSTALL_LIBGCC.
10386 (install-common): Don't reference EXTRA_PARTS.
10387 (install-libgcc, install-multilib): Delete rules.
10388 * mklibgcc.in: Delete file.
10389 * doc/configfiles.texi: Don't mention mklibgcc.
10391 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
10392 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
10393 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
10394 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
10395 (mklibgcc, ldblspecs): Likewise.
10397 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
10398 (posixpre.def): Use $(T).
10399 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
10400 (SHLIB_SRC, SHLIB_INSTALL): Delete.
10401 (SHLIB_LINK): Make dummy.
10402 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
10404 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
10406 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
10407 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
10408 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
10409 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
10411 * configure.ac (all_outputs): Remove mklibgcc.
10412 * configure: Regenerated.
10414 2007-01-03 Josh Conner <jconner@apple.com>
10416 PR middle-end/29683
10417 * calls.c (compute_argument_addresses): Set stack and stack_slot
10418 for partial args, too.
10419 (store_one_arg): Use locate.size.constant for the size when
10420 generating a save_area.
10422 2007-01-03 Robert Kennedy <jimbob@google.com>
10424 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
10425 whose definitions are deleted due to basic block merging.
10427 2007-01-03 Paul Brook <paul@codesourcery.com>
10430 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
10432 (use_return_insn): Return 0 for Thumb interrupt functions.
10433 (print_multi_reg): Add rfe argument for IRQ returns.
10434 (arm_output_epilogue): Pop interrupt return address directly into PC.
10435 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
10437 2007-01-03 Paul Brook <paul@codesourcery.com>
10439 Merge from sourcerygxx-4_1.
10440 * config/arm/thumb2.md: New file.
10441 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
10443 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
10444 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10445 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
10446 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
10448 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10449 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
10451 * config/arm/ieee754-sf.S: Ditto.
10452 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
10453 (thumb1_base_register_rtx_p): ... to this.
10454 (thumb_index_register_rtx_p): Rename...
10455 (thumb1_index_register_rtx_p): ... to this.
10456 (thumb_output_function_prologue): Rename...
10457 (thumb1_output_function_prologue): ... to this.
10458 (thumb_legitimate_address_p): Rename...
10459 (thumb1_legitimate_address_p): ... to this.
10460 (thumb_rtx_costs): Rename...
10461 (thumb1_rtx_costs): ... to this.
10462 (thumb_compute_save_reg_mask): Rename...
10463 (thumb1_compute_save_reg_mask): ... to this.
10464 (thumb_final_prescan_insn): Rename...
10465 (thumb1_final_prescan_insn): ... to this.
10466 (thumb_expand_epilogue): Rename...
10467 (thumb1_expand_epilogue): ... to this.
10468 (arm_unwind_emit_stm): Rename...
10469 (arm_unwind_emit_sequence): ... to this.
10470 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
10471 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
10472 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
10473 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
10474 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
10475 thumb2_output_casesi): New functions.
10476 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
10477 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
10478 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
10479 THUMB2_WORK_REGS): Define.
10480 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
10481 arm_condexec_mask, arm_condexec_masklen)): New variables.
10482 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
10483 (arm_override_options): Check new CPU capabilities.
10484 Set new architecture flag variables.
10485 (arm_isr_value): Handle v7m interrupt functions.
10486 (user_return_insn): Return 0 for v7m interrupt functions. Handle
10488 (const_ok_for_arm): Handle Thumb-2 constants.
10489 (arm_gen_constant): Ditto. Use movw when available.
10490 (arm_function_ok_for_sibcall): Return false for v7m interrupt
10492 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
10493 (thumb_find_work_register, arm_load_pic_register,
10494 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
10495 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
10496 print_multi_reg, output_mov_long_double_fpa_from_arm,
10497 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
10498 output_mov_double_fpa_from_arm, output_move_double,
10499 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
10500 output_return_instruction, arm_output_function_prologue,
10501 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
10502 arm_output_mi_thunk, thumb_set_return_address): Ditto.
10503 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
10504 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
10505 (arithmetic_instr, shift_op): Use arm_shift_nmem.
10506 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
10508 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
10509 (thumb_expand_prologue): Use thumb_set_frame_pointer.
10510 (arm_file_start): Output directive for unified syntax.
10511 (arm_unwind_emit_set): Handle stack alignment instruction.
10512 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
10513 Add v6t2, v7, v7a, v7r and v7m.
10514 (RETLDM): Add Thumb-2 code.
10515 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
10516 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
10517 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
10518 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
10519 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
10520 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
10521 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
10522 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
10523 ADJUST_INSN_LENGTH): Define.
10524 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
10525 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
10526 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
10527 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
10528 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
10529 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
10530 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
10531 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
10532 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
10533 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
10534 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
10535 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
10536 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
10537 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
10538 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
10539 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
10540 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
10542 * config/arm/arm-tune.md: Regenerate.
10543 * config/arm/arm-protos.h: Update prototypes.
10544 * config/arm/vfp.md: Enable patterns for Thumb-2.
10545 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
10546 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
10547 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
10548 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
10549 * config/arm/libunwind.S: Add Thumb-2 code.
10550 * config/arm/constraints.md: Update include Thumb-2.
10551 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
10552 * config/arm/ieee754-df.S: Ditto.
10553 * config/arm/bpabi.S: Ditto.
10554 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
10555 * config/arm/predicates.md (low_register_operand,
10556 low_reg_or_int_operand, thumb_16bit_operator): New.
10557 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
10558 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
10559 * config/arm/t-arm-elf: Add armv7 multilib.
10560 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
10562 (UNSPEC_STACK_ALIGN, ce_count): New.
10563 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
10564 arm_zero_extendsidi2, arm_zero_extendqidi2): New
10566 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
10567 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
10568 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
10569 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
10570 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
10571 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
10573 * doc/extend.texi: Document ARMv7-M interrupt functions.
10574 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
10576 2007-01-03 Jakub Jelinek <jakub@redhat.com>
10578 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
10579 (struct _Unwind_Context): Rename args_size to flags, remove
10580 signal_frame field, add a new args_size field and version field.
10581 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
10582 _Unwind_IsExtendedContext): New inline functions.
10583 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
10584 Assume by_value array is only present if _Unwind_IsExtendedContext.
10585 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
10586 _Unwind_IsSignalFrame.
10587 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
10588 (uw_update_context_1): Use _Unwind_SetSignalFrame.
10589 (uw_init_context_1): Initialize context->flags to
10590 EXTENDED_CONTEXT_BIT.
10591 * config/rs6000/linux-unwind.h (frob_update_context): Use
10592 _Unwind_SetSignalFrame.
10594 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10596 PR middle-end/30353
10597 * gimplify.c (gimplify_modify_expr_complex_part): Move below
10598 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
10601 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
10603 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
10604 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
10605 RET, AT_SP): Remove.
10606 * config/i386/i386.md (*sse_prologue_save_insn): Use return
10609 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10610 * cfgbuild.c (find_basic_blocks): Likewise.
10611 * cfgrtl.c (rtl_create_basic_block): Likewise.
10612 * function.c (temp_slots_at_level): Likewise.
10613 * reg-stack.c (stack_regs_mentioned): Likewise.
10614 * regclass.c (allocate_reg_info): Likewise.
10615 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10616 set_bb_for_stmt, move_block_to_fn): Likewise.
10617 * tree-complex.c (tree_lower_complex): Likewise.
10618 * vec.h (VEC_safe_grow_cleared): New.
10620 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
10622 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
10624 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
10625 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
10627 * cfgloopmanip.c (scale_loop_frequencies): Export.
10628 (loopify): Scale the frequencies by prescribed coefficients.
10629 (set_zero_probability): New function.
10630 (duplicate_loop_to_header_edge): Improve updating of frequencies.
10631 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
10632 and frequencies according to arguments.
10633 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
10635 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
10636 * modulo-sched.c (sms_schedule): Set probabilities for entering
10637 versioned loop correctly.
10638 * tree-vect-transform.c (vect_transform_loop): Ditto.
10639 * cfgloop.h (loopify, loop_version): Declaration changed.
10640 (scale_loop_frequencies): Declared.
10642 2007-01-02 Jan Hubicka <jh@suse.cz>
10644 * cgraph.c: Include tree-flow.h
10645 (cgraph_add_new-function): Handle IPA_SSA mode; execute
10646 early_local_passes.
10647 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
10648 * tree-pass.h (pass_all_early_optimizations): Declare.
10649 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
10650 early_local_passes.
10651 (cgraph_analyze_function): Do early_local_passes.
10652 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10653 Do not add referenced vars.
10654 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
10656 (gate_all_early_local_passes): New gate.
10657 (pass_early_local_passes): Use new gate.
10658 (execute_early_local_optimizations): New functions.
10659 (gate_all_early_optimizations): New gate.
10660 (pass_all_early_optimizations): New pass.
10661 (execute_free_datastructures): Free SSA only when initialized.
10662 (gate_init_datastructures): Init only when optimizing.
10663 (tree_lowering_passes): Do early local passes when called late.
10664 * tree-profile.c (do_tree_profiling): Don't profile functions added
10666 (do_early_tree_profiling, pass_early_tree_profile): Kill.
10667 * tree-cfg.c (update_modified_stmts): Do not update when operands are
10669 * passes.c (init_optimizations_passes): Reorder so we go into SSA
10670 during early_local_passes.
10671 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
10674 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10676 * Makefile.in: Update copyright year.
10678 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10680 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
10681 in $(lang_checks) and check-consistency targets.
10683 2007-01-02 Jan Hubicka <jh@suse.cz>
10685 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10686 Do not add referenced vars.
10687 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
10689 * passes.c (init_optimization_passes): Put mudflap_2 after
10690 free_datastructures.
10692 2007-01-02 Jan Hubicka <jh@suse.cz>
10694 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
10695 Set NOTHROW flag on call statements proved to be nothrow.
10696 Update statement of local calls so new pure/const functions are
10697 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
10699 (tree_rest_of_compilation): Register hooks and initialize bitmap
10700 early. Do not set after_inlining flag.
10702 2007-01-02 Steve Ellcey <sje@cup.hp.com>
10704 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
10705 HOST_BITS_PER_LONGLONG
10707 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10710 * c-typeck.c (store_init_value): Don't emit pedantic overflow
10711 warning for non-static initializers.
10713 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
10715 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
10716 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
10717 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
10718 Always use set_unique_reg_note to add REG_EQUAL notes.
10720 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10723 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10725 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10726 * cfgbuild.c (find_basic_blocks): Likewise.
10727 * cfgrtl.c (rtl_create_basic_block): Likewise.
10728 * function.c (temp_slots_at_level): Likewise.
10729 * reg-stack.c (stack_regs_mentioned): Likewise.
10730 * regclass.c (allocate_reg_info): Likewise.
10731 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10732 set_bb_for_stmt, move_block_to_fn): Likewise.
10733 * tree-complex.c (tree_lower_complex): Likewise.
10734 * vec.h (VEC_safe_grow_cleared): New.
10736 2007-01-02 Ian Lance Taylor <iant@google.com>
10738 * c-common.c (c_common_truthvalue_conversion): When warning about
10739 using an assignment as a truth value, set TREE_NO_WARNING.
10741 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10744 * c.opt (Wold-style-declaration): New.
10745 * doc/invoke.texi (C-only Warning Options): New.
10746 (Wold-style-declaration): Document it.
10747 (Wextra): Enabled by -Wextra.
10748 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10749 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
10750 -Wold-style-declaration.
10752 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10754 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10755 * cfgbuild.c (find_basic_blocks): Likewise.
10756 * cfgrtl.c (rtl_create_basic_block): Likewise.
10757 * function.c (temp_slots_at_level): Likewise.
10758 * reg-stack.c (stack_regs_mentioned): Likewise.
10759 * regclass.c (allocate_reg_info): Likewise.
10760 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10761 set_bb_for_stmt, move_block_to_fn): Likewise.
10762 * tree-complex.c (tree_lower_complex): Likewise.
10763 * vec.h (VEC_safe_grow_cleared): New.
10765 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
10767 * c-common.c (c_common_nodes_and_builtins): Since variants of
10768 void_type_node get built before it is given a name, we need to
10769 give those variants the name, too.
10770 (complete_array_type): We need to work with the canonical main
10771 type of the array, from which we will build the qualified version.
10772 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
10773 * print-tree.c (print_node): Display canonical type information
10775 * stor-layout.c (layout_type): When we don't know the
10776 alignment of a type for which we're building an array, we end up
10777 guessing wrong, so make the type require structural equality.
10778 * tree.c (make_node_stat): When we build a new type, it is its
10779 own canonical type.
10780 (build_type_attribute_qual_variant): When building an attribute
10781 variant, its canonical type is the non-attribute variant. However,
10782 if the attributes are target-dependent and they differ, we need to
10783 use structural equality checks for this type.
10784 (build_qualified_type): A qualified type is not equivalent to its
10785 unqualified variant; set the canonical type appropriately.
10786 (build_distinct_type_copy): When building a distinct type from
10787 another type, the new type is its own canonical type.
10788 (build_variant_type_copy): When building a new type variant, we
10789 assume that it is equivalent to the original type.
10790 (build_pointer_type_for_mode): When building a pointer type, also
10791 build a canonical type pointer.
10792 (build_reference_type_for_mode): When building a reference type,
10793 also build a canonical type reference.
10794 (build_index_type): When we can't hash an index type (e.g.,
10795 because its maximum value is negative), the index type requires
10796 structural equality tests.
10797 (build_array_type): Build the canonical form of an array type.
10798 (build_function_type): Function types require structural equality,
10799 because they contain default arguments, attributes, etc.
10800 (build_method_type_directly): Ditto for method types.
10801 (build_offset_type): Build the canonical offset type.
10802 (build_complex_type): Build the canonical vector type.
10803 (make_vector_type): Build the canonical vector type.
10804 * tree.h (TYPE_CANONICAL): New.
10805 (TYPE_STRUCTURAL_EQUALITY_P): New.
10806 (SET_TYPE_STRUCTURAL_EQUALITY): New.
10807 (struct tree_type): Added "canonical" field.
10808 * params.h (VERIFY_CANONICAL_TYPES): New.
10809 * doc/c-tree.texi (TYPE_CANONICAL): Document.
10810 (TYPE_STRUCTURAL_EQUALITY_P): Document.
10811 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
10812 * doc/invoke.texi (verify-canonical-types): Document --param
10813 parameter for verifying canonical types.
10815 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10817 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
10818 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
10819 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
10820 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
10822 * config/rs6000/e500.h: New.
10823 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
10824 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
10826 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
10827 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
10828 TARGET_E500_DOUBLE): Remove.
10829 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
10830 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
10831 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
10832 * config/rs6000/rs6000.c (rs6000_override_options): Use
10833 CHECK_E500_OPTIONS.
10835 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10837 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
10838 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
10839 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
10840 rs6000_emit_cmove): Don't check TARGET_E500.
10841 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
10842 sordered): Don't check TARGET_E500.
10844 2007-01-01 Eric Christopher <echristo@apple.com>
10846 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
10847 HARD_REGISTER_NUM_P.
10849 2007-01-01 Roger Sayle <roger@eyesopen.com>
10851 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
10852 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
10853 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
10856 2007-01-01 Mike Stump <mrs@apple.com>
10858 * configure.ac: Remove support for building with Apple's gcc-3.1.
10860 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10862 PR middle-end/30311
10863 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
10864 REG is a hard register. Do not modify REG before calling
10866 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
10867 multiple of the size of YMODE for certain lowpart cases.
10869 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10871 PR middle-end/30253
10872 * gimplify (voidify_wrapper_expr): Update for
10873 GIMPLE_MODIFY_STMT.
10875 2007-01-01 Andreas Schwab <schwab@suse.de>
10878 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
10879 save of BR0 in extra_spill_size instead of spill_size.
10880 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
10882 (ia64_expand_epilogue): Restore BR0 from its new location.
10884 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10886 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
10887 Use a temporary variable if the left hand side is not a gimple
10890 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10892 * gimplify.c (gimplify_return_expr): Make the temporary variable
10893 for the return expression, a gimple register variable.
10895 2007-01-01 Jan Hubicka <jh@suse.cz>
10897 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
10900 2007-01-01 Mike Stump <mrs@apple.com>
10902 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
10904 * config/darwin.c (machopic_select_rtx_section): Use
10905 HAVE_GAS_LITERAL16.
10906 (darwin_mergeable_constant_section): Likewise.
10907 * configure: Regenerate.
10908 * config.in: Regenerate.
10910 2007-01-01 Jan Hubicka <jh@suse.cz>
10911 Andrew Pinski <pinskia@gmail.com>
10913 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
10914 before starting IPA passes.