1 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
3 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
5 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8 2007-04-16 Anatoly Sokolov <aesok@post.ru>
10 * config/avr/avr.c (avr_arch_types): Rearranging array.
12 (avr_mcu_types): Use avr_arch enumeration constants instead of
14 * config/avr/avr.h (LINK_SPEC): Simplify.
16 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18 * config/m68k/m68k.c (m68k_libcall_value,
19 m68k_function_value): Use macros for register names more.
21 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
23 (M68K_REGNAME): Use A6_REG.
24 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
26 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29 * sched-int.h (struct deps): Split field 'pending_lists_length' into
30 'pending_read_list_length' and 'pending_write_list_length'. Update
32 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
33 to handle two length counters instead of one. Update all uses.
34 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
35 two length counters instead of one.
36 * sched-rgn.c (propagate_deps): Update to handle two length counters
39 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
42 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
43 copy of source, pass it to ix86_expand_vector_set and return
46 2007-04-16 David Ung <davidu@mips.com>
47 Joseph Myers <joseph@codesourcery.com>
49 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
50 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
51 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
52 Add 74K processor information.
53 * config/mips/mips.md: Include 74k.md.
54 (cpu): Add 74kc,74kf,74kx.
55 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
56 * config/mips/74k.md: New.
57 * doc/invoke.texi (MIPS Options): Document 74K support.
59 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
61 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
62 vectorizable_* functions.
63 * tree-vect-transform.c (vectorizable_call): Add check for
64 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
65 (vectorizable_store): likewise.
66 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
68 (vectorizable_operation, vectorizable_type_demotion): Likewise.
69 (vectorizable_type_promotion, vectorizable_load): Likewise.
70 (vectorizable_live_operation, vectorizable_condition): Likewise.
71 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
73 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
75 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
77 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
78 register numbers more.
79 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
80 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
81 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
82 FUNCTION_VALUE_REGNO_P): Likewise.
83 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
84 STATIC_CHAIN_REGNUM): Likewise.
85 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
86 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
87 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
88 * config/m68k/m68k.md (FP_REG): New.
90 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
92 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
95 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
97 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
98 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
101 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
103 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
106 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
109 * c-decl.c (finish_decl): Grab the type of the decl after the call
112 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
114 * common.opt (fforward-propagate): Fix "Optimization" annotation.
116 2007-04-14 Jakub Jelinek <jakub@redhat.com>
119 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
120 post dominators and cleanup cfg before returning.
122 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
124 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
125 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
127 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
129 * config.gcc: Recognize fido.
130 * config/m68k/m68k-devices.def (fidoa): New.
131 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
133 (FL_FIDOA, TARGET_FIDOA): New.
134 * config/m68k/m68k.opt (mfidoa): New.
136 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
139 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
140 when a personality function is used.
142 2007-04-13 Bob Wilson <bob.wilson@acm.org>
144 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
146 2007-04-13 Mike Stump <mrs@apple.com>
148 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
150 * config/darwin.opt (fapple-kext): Make C++ only.
151 * config/darwin.c (darwin_override_options): Remove code to ensure
152 -fapple-kext is given for C++ only.
154 2007-04-13 Richard Sandiford <richard@codesourcery.com>
156 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
157 * config/mips/mips.c (override_options): Call
158 SUBTARGET_OVERRIDE_OPTIONS, if defined.
160 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
162 * config/i386/i386.opt (msvr3-shlib): Removed.
164 * doc/invoke.texi: Remove -msvr3-shlib.
166 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
168 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
169 with "popcnt" instruction.
171 2007-04-13 Richard Guenther <rguenther@suse.de>
173 PR tree-optimization/21258
174 * tree-vrp.c (compare_case_labels): New helper.
175 (find_switch_asserts): New function.
176 (find_assert_locations): Call it for SWITCH_EXPRs.
178 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
180 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
181 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
182 check is now implied in X87_FLOAT_MODE_P.
183 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
184 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
185 (fix_trunc<mode>_i386_fisttp): Ditto.
186 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
187 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
188 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
189 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
190 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
191 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
192 (unnamed_splitters): Ditto.
193 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
194 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
195 FIRST_SSE_REG for local functions when SSE math is enabled or
196 for functions with sseregparm attribute.
197 (standard_80387_constant_p): Return -1 if mode is not
199 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
200 (ix86_expand_compare): Ditto.
201 (ix86_expand_carry_flag_compare): Ditto.
202 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
203 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
204 DECIMAL_FLOAT_MODE_P.
205 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
206 of SCALAR_FLOAT_MODE_P.
207 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
208 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
209 checks before FLOAT_MODE_P.
210 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
216 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
218 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
219 Charles Wilson <libtool@cwilson.fastmail.fm>
221 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
222 (libgcc.mvars): Don't depend on them.
223 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
226 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
228 * doc/invoke.text (--help): Document --help=common.
230 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
232 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
234 2007-04-12 Richard Sandiford <richard@codesourcery.com>
236 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
237 * genemit.c (main): Emit #include "integrate.h".
238 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
239 (LOADGP_RTP): New mips_loadgp_style.
240 * config/mips/mips.h: Include config/vxworks-dummy.h.
241 (TARGET_RTP_PIC): New macro.
242 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
243 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
244 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
246 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
247 -mvxworks-pic when using -mrtp and a PIC option.
248 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
250 (mips_symbolic_constant_p, mips_symbolic_address_p)
251 (mips_symbol_insns): Handle SYMBOL_HALF.
252 (override_options): Warn about -G and -mrtp being used together.
253 Initialize mips_lo_relocs[SYMBOL_HALF].
254 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
255 (mips_emit_loadgp): Handle LOADGP_RTP.
256 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
257 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
258 (tablejump): Handle function-relative case table entries if
260 * config/mips/predicates.md (symbol_ref_operand): New predicate.
262 2007-04-12 Richard Sandiford <richard@codesourcery.com>
264 * config/mips/mips.md (load_call<mode>): Allow any general register.
266 (sibcall_value_internal, sibcall_value_multiple_internal)
267 (call_value_internal, call_value_split, call_value_multiple_internal)
268 (call_value_multiple_split): Remove constraints from operand 0.
270 2007-04-12 Richard Sandiford <richard@codesourcery.com>
272 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
273 rather than loadgp_noshared.
274 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
275 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
277 * config/mips/mips.md (loadgp): Rename to...
278 (loadgp_newabi): ...this.
279 (loadgp_noshared): Rename to...
280 (loadgp_absolute): ...this.
282 2007-04-12 Richard Sandiford <richard@codesourcery.com>
284 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
285 false for locally-binding symbols.
286 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
288 2007-04-12 Richard Sandiford <richard@codesourcery.com>
290 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
291 (SYMBOL_GOT_PAGE_OFST): ...this.
292 (SYMBOL_GOT_GLOBAL): Rename to...
293 (SYMBOL_GOT_DISP): ...this.
294 (SYMBOL_GOTOFF_GLOBAL): Rename to...
295 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
296 * config/mips/mips.c (mips_global_symbol_p): New function.
297 (mips_symbol_binds_local_p): Likewise.
298 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
299 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
300 and mips_symbol_binds_local_p.
301 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
302 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
303 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
305 (mips_ok_for_lazy_binding_p): New function.
306 (mips_load_call_address, mips_expand_call): Use it.
307 (mips_dangerous_for_la25_p): Likewise.
308 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
309 (*got_disp<mode>): Use got_disp_operand instead of
310 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
311 SYMBOL_GOTOFF_GLOBAL.
312 (*got_page<mode>): Use got_page_ofst_operand instead of
314 * config/mips/predicates.md (const_call_insn_operand): Use
315 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
316 (global_got_operand): Rename to...
317 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
319 (local_got_operand): Rename to...
320 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
323 2007-04-12 Richard Sandiford <richard@codesourcery.com>
325 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
326 TARGET_CALL_CLOBBERED_GP.
327 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
328 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
329 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
330 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
331 of TARGET_ABICALLS && !TARGET_NEWABI.
332 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
333 * config/mips/mips.c (mips_load_call_address): Check
334 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
335 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
336 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
337 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
338 TARGET_ABICALLS && TARGET_NEWABI.
339 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
341 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
342 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
343 TARGET_ABICALLS && TARGET_NEWABI.
344 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
345 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
346 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
347 whether indirect calls must use $25.
348 (mips_extra_live_on_entry): Check TARGET_GOT instead of
350 * config/mips/mips.md (jal_macro): Check flag_pic and
351 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
352 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
353 instead of TARGET_ABICALLS.
354 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
355 TARGET_ABICALLS && TARGET_OLDABI.
356 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
357 (sibcall): In the comment above the define_insn, mention
358 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
359 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
360 instead of TARGET_ABICALLS.
362 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
364 * doc/md.texi (Blackfin family constraints): Document PA and PB.
365 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
366 (MACFLAGS_MATCH_P): New macro.
367 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
368 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
369 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
370 the other MACFLAG constants.
371 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
372 (flag_machi): Tighten constraints. Renumber some of the operands.
373 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
375 (flag_machi_parts_acconly): New pattern.
376 (flag_macinithi): Tighten constraints. Allow any accumulator to be
378 (flag_macinit1hi): Tighten constraints.
379 (flag_mul_macv2hi_parts_acconly): New pattern.
381 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
382 Use a more efficient implementation.
383 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
384 inline sequences when not optimizing for size.
386 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
387 movhi_high2low): Delete, merge functionality into...
388 (packv2hi): ... this pattern.
390 2007-02-11 Jie Zhang <jie.zhang@analog.com>
391 * config/bfin/bfin.opt (msim): New option.
393 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
394 (bfin_cpu_t): Typedef of enum bfin_cpu.
395 (bfin_cpu_type): New declaration.
396 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
397 -msim and -mcpu= options.
398 (LIB_SPEC): Likewise.
399 * config/bfin/bfin.c (bfin_cpu_type): Define.
400 (bfin_handle_option): Handle -mcpu= option.
401 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
402 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
403 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
405 2007-04-12 Richard Sandiford <richard@codesourcery.com>
407 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
408 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
409 (powerpc-wrs-vxworksae): Use ${tm_file}.
410 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
411 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
412 * config/i386/vx-common.h: New file.
414 2007-04-12 Richard Sandiford <richard@codesourcery.com>
416 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
419 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
421 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
424 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
428 * c-common.c (c_build_qualified_type): Set canonical type
431 2007-04-12 Richard Guenther <rguenther@suse.de>
433 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
434 lower bound and element size if lower bound is not zero
435 or either of the ARRAY_REF operands is set.
437 2007-04-12 Richard Guenther <rguenther@suse.de>
439 PR tree-optimization/24689
440 PR tree-optimization/31307
441 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
443 * gimplify.c (canonicalize_addr_expr): To be consistent with
444 gimplify_compound_lval only set operands two and three of
445 ARRAY_REFs if they are not gimple_min_invariant. This makes
446 it never at this place.
447 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
449 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
451 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
452 null before emitting a .nsubspa directive.
454 2007-04-11 Diego Novillo <dnovillo@redhat.com>
456 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
457 need_to_partition_p if there are no memory statements in the
460 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
462 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
463 (gcd_of_steps_may_divide_p): New function.
464 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
466 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
468 * reload.c (find_reloads_toplev, find_reloads_address,
469 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
470 not a pointer equality test, to decide if we need to call
471 push_reg_equiv_alt_mem.
473 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
475 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
476 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
477 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
479 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
481 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
482 vector to be positive.
484 2007-04-11 Diego Novillo <dnovillo@redhat.com>
488 * doc/invoke.texi: Document --params max-aliased-vops and
490 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
491 debug_memory_partitions): Move to tree-flow.h
492 * params.h (AVG_ALIASED_VOPS): Define.
493 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
495 (mp_info_t): Likewise.
496 (get_mem_sym_stats_for): New.
497 (set_memory_partition): Move from tree-flow-inline.h.
498 (mark_non_addressable): Only clear the set of symbols for the
499 partition if it exists.
500 (dump_memory_partitions): Move from tree-ssa-operands.c
501 (debug_memory_partitions): Likewise.
502 (need_to_partition_p): New.
503 (dump_mem_ref_stats): New.
504 (debug_mem_ref_stats): New.
505 (dump_mem_sym_stats): New.
506 (debug_mem_sym_stats): New.
507 (update_mem_sym_stats_from_stmt): New.
508 (compare_mp_info_entries): New.
509 (mp_info_cmp): Call it.
510 (sort_mp_info): Change argument to a list of mem_sym_stats_t
512 (get_mpt_for): Move from tree-ssa-operands.c.
513 (find_partition_for): New.
514 (create_partition_for): Remove.
515 (estimate_vop_reduction): New.
516 (update_reference_counts): New.
517 (build_mp_info): New.
518 (compute_memory_partitions): Refactor.
519 Document new heuristic.
520 Call build_mp_info, update_reference_counts,
521 find_partition_for and estimate_vop_reduction.
522 (compute_may_aliases): Populate virtual operands before
523 calling debugging dumps.
524 (delete_mem_sym_stats): New.
525 (delete_mem_ref_stats): New.
526 (init_mem_ref_stats): New.
527 (init_alias_info): Call it.
528 (maybe_create_global_var): Remove alias_info argument.
529 Get number of call sites and number of pure/const call sites
530 from gimple_mem_ref_stats().
531 (dump_alias_info): Call dump_memory_partitions first.
532 (dump_points_to_info_for): Show how many times a pointer has
534 * opts.c (decode_options): For -O2 set --param
535 max-aliased-vops to 500.
536 For -O3 set --param max-aliased-vops to 1000 and --param
537 avg-aliased-vops to 3.
538 * fortran/options.c (gfc_init_options): Remove assignment to
540 * tree-flow-inline.h (gimple_mem_ref_stats): New.
541 * tree-dfa.c (dump_variable): Dump memory reference
543 Dump NO_ALIAS* settings.
544 (referenced_var_lookup): Tidy.
545 (mem_sym_stats): New.
546 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
547 and ORIG are different SSA names for a memory partition.
548 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
549 * tree-flow.h (struct mem_sym_stats_d): Define.
550 (mem_sym_stats_t): Define.
551 (struct mem_ref_stats_d): Define.
552 (struct gimple_df): Add field mem_ref_stats.
553 (enum noalias_state): Define.
554 (struct var_ann_d): Add bitfield noalias_state.
555 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
556 debug_mem_ref_stats, debug_memory_partitions,
557 debug_mem_sym_stats): Declare.
558 * tree-ssa-structalias.c (update_alias_info): Update call
559 sites, pure/const call sites and asm sites in structure
560 returned by gimple_mem_ref_stats.
561 Remove local variable IS_POTENTIAL_DEREF.
562 Increase NUM_DEREFS if the memory expression is a potential
564 Call update_mem_sym_stats_from_stmt.
565 If the memory references memory, call
566 update_mem_sym_stats_from_stmt for all the direct memory
567 symbol references found.
568 (intra_create_variable_infos): Set noalias_state field for
569 pointer arguments according to the value of
570 flag_argument_noalias.
571 * tree-ssa-structalias.h (struct alias_info): Remove fields
572 num_calls_found and num_pure_const_calls_found.
573 (update_mem_sym_stats_from_stmt): Declare.
574 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
575 Set default value to 100.
576 (PARAM_AVG_ALIASED_VOPS): Define.
578 2007-04-11 Richard Guenther <rguenther@suse.de>
581 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
582 a * -b + c as c - a * b if we honor sign dependent rounding.
584 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
586 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
588 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
589 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
591 (initialize_trampoline): Don't use old-style function definition.
592 (bfin_secondary_reload): Mark IN_P argument as unused.
594 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
596 PR tree-optimization/31343
597 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
598 (build_polynomial_chrec): Return a scalar when the evolution is zero.
599 * testsuite/gcc.dg/vect/pr31343.c: New.
601 2007-04-10 Eric Christopher <echristo@apple.com>
603 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
604 * config/i386/i386.md (*cmpfp0): Use.
605 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
606 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
607 (fix_trunc<mode>_i386_fisttp): Ditto.
608 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
609 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
610 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
611 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
612 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
613 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
614 (unnamed_splitters): Ditto.
615 * config/i386/i386.c (output_fix_trunc): Assert that
616 we're not being passed a TFmode operand.
618 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
620 PR tree-optimization/31526
621 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
622 n_basic_blocks to find newly added blocks.
624 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
626 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
628 (fix_trunc<mode>si_sse): Ditto.
629 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
630 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
631 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
632 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
633 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
634 expander using SSEMODEF mode macro.
635 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
636 expander using SSEMODEF mode macro.
637 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
638 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
639 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
640 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
641 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
642 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
643 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
644 Macroize insn using X87MODEF mode macro.
646 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
648 * config/i386/sse.md (sse2_pinsrw): Removed.
649 (sse2_pextrw): Renamed to ...
650 (*sse2_pextrw): This.
652 2007-04-09 Jan Hubicka <jh@suse.cz>
656 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
657 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
658 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
659 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
661 2007-04-09 Jan Hubicka <jh@suse.cz>
663 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
664 multiple fields of union.
666 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
668 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
669 (create_preheaders): Check that loops are available.
670 (fix_loop_structure): Clean up, improve comments.
671 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
672 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
674 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
675 * predict.c (tree_estimate_probability): Do not call
676 calculate_dominance_info. Call create_preheaders.
677 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
678 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
680 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
681 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
682 * tree-cfg.c (tree_split_edge): Make an assert more precise.
683 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
686 2007-04-08 Jan Hubicka <jh@suse.cz>
688 * tree.h (maybe_fold_offset_to_component_ref): Declare.
689 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
690 * fold-const.c (fold_unary): Use it.
692 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
694 * varasm.c (assemble_variable): Remove call to
695 lang_hooks.decls.prepare_assemble_variable.
696 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
697 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
698 * langhooks.h (lang_hooks_for_decls): Remove
699 prepare_assemble_variable.
701 2007-04-08 Mike Stump <mrs@apple.com>
703 * config/i386/i386.c: Use inc/dec on Core2.
705 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
707 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
708 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
709 lhd_tree_inlining_end_inlining): Remove.
710 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
711 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
713 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
714 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
715 lhd_tree_inlining_end_inlining): Remove prototypes.
716 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
717 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
718 LANG_HOOKS_TREE_INLINING_START_INLINING,
719 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
721 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
724 2007-04-08 Anatoly Sokolov <aesok@post.ru>
727 * config/avr/predicates.md (io_address_operand): Delete predicate.
728 (low_io_address_operand): Don't use 'mode' argument.
729 (higth_io_address_operand): Rename ...
730 (high_io_address_operand): ... to this. Don't use 'mode' argument.
731 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
734 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
736 Revert change removing staticp.
738 2007-04-07 Anatoly Sokolov <aesok@post.ru>
741 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
744 2007-04-07 Bruce Korb <bkorb@gnu.org>
746 * c.opt: Add -Wformat-contains-nul.
747 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
749 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
750 the NUL byte warning.
752 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
754 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
756 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
758 * tree.c (staticp): No longer use staticp langhook.
759 * langhooks.c (lhd_staticp): Removed.
760 * langhooks.h (struct lang_hooks): Remove staticp.
761 * c-common.c (c_staticp): Remove.
762 * c-common.h (c_staticp): Ditto.
763 * langhooks-defs.h (lhd_staticp): Ditto.
764 (LHD_HOOKS_STATICP): Ditto
765 * tree.h (gcc_assert_lowered): New macro.
767 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
769 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
771 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
772 Add argument "reliable". Propagate it through calls.
773 (infer_loop_bounds_from_undefined): Derive number of iterations
774 estimates from references in blocks that do not dominate loop latch.
775 (gcov_type_to_double_int): New function.
776 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
777 and expected_loop_iterations_unbounded.
778 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
779 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
780 * tree-data-ref.c (estimated_loop_iterations): Export.
781 (get_references_in_stmt): Fix -- do not return addresses of local
783 * cfgloop.h (expected_loop_iterations_unbounded,
784 estimated_loop_iterations): Declare.
786 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
788 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
790 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
792 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
793 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
794 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
795 Use output_387_reg_move().
796 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
797 expander using X87MODEF12 mode macro.
798 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
799 choosing register preferences. Use output_387_reg_move().
800 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
801 instead of "x". Use output_387_reg_move().
802 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
803 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
804 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
805 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
806 Use output_387_reg_move().
807 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
809 (*truncxf?f_i387 splitter): Ditto.
811 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
813 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
814 LANG_HOOKS_SAFE_FROM_P.
815 * expr.c (safe_from_p): Remove langhook call.
816 * langhooks.h (lang_hooks): Remove safe_from_p.
817 (lhd_safe_from_p): Remove prototype.
818 * langhooks.c (lhd_safe_from_p): Remove.
820 2007-04-06 Jan Hubicka <jh@suse.cz>
822 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
825 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
827 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
828 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
829 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
830 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
832 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
833 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
835 2007-04-05 Richard Henderson <rth@redhat.com>
837 * config/alpha/alpha.c (print_operand) [+]: Remove.
838 (alpha_end_function): Print nop if call at end of function.
839 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
840 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
841 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
842 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
843 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
844 the call pattern. Update peepholes to match.
846 2007-04-05 Janis Johnson <janis187@us.ibm.com>
848 * doc/extend.texi (Other Builtins): Add decimal float variants
850 * builtins.def: Ditto.
851 * builtins.c (expand_builtin): Ditto.
853 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
854 H.J. Lu <hongjiu.lu@intel.com>
857 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
858 of V8HImode when calling ix86_binary_operator_ok.
859 (sse2_pmaddwd): Call ix86_binary_operator_ok.
860 (sdot_prodv8hi): Operands 1 and 2 must be register.
862 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
864 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
865 initialize align to silence bogus warning.
867 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
870 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
872 (struct sra_walk_fns): Remove use_all parameter from use.
873 (sra_hash_tree): Handle BIT_FIELD_REFs.
874 (sra_elt_hash): Don't hash bitfld blocks.
875 (sra_elt_eq): Skip them in parent compares as well. Handle
877 (sra_walk_expr): Don't maintain or pass down use_all_p.
878 (scan_use): Remove use_all parameter.
879 (scalarize_use): Likewise. Re-expand assignment to
880 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
881 output, and re-scalarize after output. Don't mark anything
883 (scalarize_ldst): Adjust.
884 (scalarize_walk_gimple_modify_statement): Likewise.
885 (build_element_name_1): Handle BIT_FIELD_REFs.
886 (instantiate_element): Don't warn for any element whose parent
888 (instantiate_missing_elements_1): Return the sra_elt.
889 (canon_type_for_field): New.
890 (try_instantiate_multiple_fields): New.
891 (instantiate_missing_elemnts): Use them.
892 (mark_no_warning): Removed.
893 (generate_one_element_ref): Handle BIT_FIELD_REFs.
894 (REPLDUP, sra_build_elt_assignment): New.
895 (generate_copy_inout): Use them.
896 (generate_element_copy): Likewise. Handle bitfld differences.
897 (generate_element_zero): Don't recurse for blocks. Use
898 sra_build_elt_assignment.
899 (generate_one_element_int): Take elt instead of var. Use
900 sra_build_elt_assignment.
901 (generate_element_init_1): Adjust.
902 (scalarize_use, scalarize_copy): Use REPLDUP.
903 (scalarize_ldst): Move assert before dereference.
904 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
906 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
908 * regmove.c: Fix unused variable warnings due to previous commit.
910 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
912 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
913 (regmove_bb_head): Remove.
914 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
915 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
916 problems with fixup_match_1.
917 Don't initialize/free regmove_bb_head.
919 (reg_is_remote_constant_p): If an insn is in the same basic block
920 but not before INSN, consider it remote, too.
922 2007-04-05 Anatoly Sokolov <aesok@post.ru>
925 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
926 DECL_ASSEMBLER_NAME, not the DECL_NAME.
928 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
930 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
931 (CONDITIONAL_REGISTER_USAGE): Likewise.
933 2007-04-04 Richard Henderson <rth@redhat.com>
935 * config/alpha/lib1funcs.asm: Remove unused file.
937 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
940 * opts.c (print_specific_help): Fix --help=<language>
942 (common_handle_option): Support --help=common.
944 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
947 * gcc.c (main): Do not run the linker if
948 print_subprocess_help indicates that it shouldn't be
951 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
954 * doc/invoke.texi (--help=): Document <languages> value, fix
955 formatting in tables of values.
957 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
959 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
960 dllimport attribute of virtual methods.
962 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
964 * config/score/crti.asm: Change _bss_start to __bss_start.
965 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
966 (OUTGOING_REG_PARM_STACK_SPACE) update.
967 * config/score/score.opt: add options to make backend support
968 score5, score5u, score7 and score7d.
969 * config/score/score.md: Likewise.
970 * config/score/misc.md: Likewise.
971 * config/score/mac.md: Likewise.
972 * doc/invoke.texi: Likewise.
973 * doc/md.texi: update constraints define.
975 2007-04-03 Richard Henderson <rth@redhat.com>
977 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
978 an appropriate type, use the mode instead.
980 2007-04-03 Richard Sandiford <richard@codesourcery.com>
982 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
983 Set the default --with-arch setting to mips2.
984 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
985 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
986 (MULTILIB_OSDIRNAMES): Delete.
987 (MULTILIB_DIRNAMES): Define.
988 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
989 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
990 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
991 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
992 VXWORKS_OS_CPP_BUILTINS.
993 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
994 (MIPS_DEBUGGING_INFO): Undefine.
995 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
997 2007-04-03 Jakub Jelinek <jakub@redhat.com>
1000 * fold-const.c (native_encode_real): Encode real.c provided longs
1001 as a series of 32-bit native integers.
1002 (native_interpret_real): Interpret buffer as a series of 32-bit
1005 2007-04-03 Richard Guenther <rguenther@suse.de>
1007 * genpreds.c (write_insn_constraint_len): Write function
1008 optimized for CONSTRAINT_LEN implementation.
1009 (write_tm_preds_h): Output insn_constraint_len inline and
1010 use it for CONSTRAINT_LEN.
1011 (write_insn_preds_c): Don't output insn_constraint_len.
1012 * doc/md.texi (define_register_constraint): Document multi-letter
1013 constraints shall have the same length if they start with the same
1016 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1019 * config/i386/i386.md (isinf<mode>2): Expand only when
1020 TARGET_C99_FUNCTIONS is set.
1022 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1024 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
1025 (x86_64-*-linux*): Ditto.
1026 * config/i386/i386.opt (mpc): New option.
1027 * config/i386/i386.c (overrride_options): Handle
1028 ix87_precision_string.
1029 * config/i386/crtprec.c: New file.
1030 * config/i386/t-crtpc: Ditto.
1031 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
1033 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
1034 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1035 crtprec32.o, crtprec64.o and crtprec80.o.
1037 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
1039 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
1041 2007-04-02 Eric Christopher <echristo@apple.com>
1043 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
1044 limitations on darwin.
1046 2007-04-02 Anatoly Sokolov <aesok@post.ru>
1049 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
1051 2007-04-02 Dave Korn <dave.korn@artimi.com>
1053 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
1055 2007-04-02 Dave Korn <dave.korn@artimi.com>
1057 * libgcc2.h (exception_descriptor): Don't forward-declare.
1058 (__get_eh_table_language, __get_eh_table_version): Delete
1059 prototypes of long-dead functions.
1061 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
1063 * ebitmap.h: New file
1064 * ebitmap.c: New file
1065 * Makefile.in (ebitmap.o): New target.
1067 2007-04-01 Jan Hubicka <jh@suse.cz>
1069 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
1070 before very first instruction.
1072 2007-04-01 Jan Hubicka <jh@suse.cz>
1074 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
1075 waring on 64bit hosts.
1076 * bitmap.h: Fix typo in bitmap_head_def.
1078 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
1080 PR rtl-optimization/31391
1081 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
1082 into a DELETED_LABEL note, and the label is in an empty basic
1083 block, update BB_END as well as BB_HEAD.
1085 2007-04-01 Richard Henderson <rth@redhat.com>
1087 PR tree-optimization/31169
1088 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
1089 to varying if the range is outside [0, prec-1].
1091 2007-04-01 Richard Sandiford <richard@codesourcery.com>
1094 * config/mips/mips.md (load_const_gp): New insn.
1095 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
1096 the MIPS16 GP pseudo register if no_new_pseudos.
1097 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
1099 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1102 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
1104 (call_value): Likewise.
1106 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
1107 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1110 * doc/invoke.texi: (optimization options): Reword description
1111 of -ffast-math. Document its primary purpose.
1113 2007-03-31 Richard Guenther <rguenther@suse.de>
1115 * omp-low.c (splay-tree.h): Include.
1116 (lookup_decl): Replace splay-tree usage by pointer-map.
1117 (maybe_lookup_decl): Likewise.
1118 (new_omp_context): Likewise.
1119 (delete_omp_context): Likewise.
1120 * gimplify.c (splay-tree.h): Include.
1121 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
1123 (remap_ssa_name): Likewise.
1124 (remap_decl): Likewise.
1125 (remap_type_1): Likewise.
1126 (remap_type): Likewise.
1127 (copy_body_r): Likewise.
1128 (expand_call_inline): Likewise.
1129 (clone_body): Likewise.
1130 (copy_tree_r): Likewise.
1131 (remap_save_expr): Likewise.
1132 (unsave_r): Likewise.
1133 (unsave_expr_now): Likewise.
1134 (tree_function_versioning): Likewise.
1135 (build_duplicate_type): Likewise.
1136 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
1137 (struct copy_body_data): Replace splay-tree by pointer-map.
1138 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
1139 not $(SPLAY_TREE_H).
1140 (gimplify.o): Depend on $(SPLAY_TREE_H).
1141 (omp-low.p): Likewise.
1143 2007-03-31 Anatoly Sokolov <aesok@post.ru>
1145 * config/avr/predicates.md (even_register_operand,
1146 odd_register_operand): New predicates.
1147 * config/avr/avr.md (movw peephole2): New.
1148 (movw_r peephole2): New.
1150 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
1152 * tree.h (get_signed_or_unsigned_type): New.
1153 * fold-const.c (operand_equal_for_comparison_p): Use
1154 get_signed_or_unsigned_type instead of
1155 lang_hooks.types.signed_or_unsigned_type.
1156 * expr.c (store_expr): Ditto.
1157 * langhooks.c (get_signed_or_unsigned_type): New.
1158 (lhd_signed_or_unsigned_type): New.
1159 * langhooks.h (lhd_signed_or_unsigned_type): New.
1160 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
1162 2007-03-30 Richard Henderson <rth@redhat.com>
1164 * tree-ssa-loop-ivopts.c: Include target.h.
1165 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
1166 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
1167 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
1168 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
1170 2007-03-30 Richard Henderson <rth@redhat.com>
1171 Kai Tietz <kai.tietz@onevision.com>
1173 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
1175 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
1176 (TARGET_64BIT_MS_ABI): New.
1177 (DBX_REGISTER_NUMBER): Handle 64-bit.
1178 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
1179 (LONG_TYPE_SIZE): Force to 32.
1180 (REG_PARM_STACK_SPACE): New.
1181 (OUTGOING_REG_PARM_STACK_SPACE): New.
1182 (REGPARM_MAX, SSE_REGPARM_MAX): New.
1183 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1184 (STACK_BOUNDARY): Use 128 for 64-bit.
1185 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
1186 Add 64-bit implementation.
1187 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
1189 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
1190 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
1191 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
1192 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
1193 (ix86_handle_cconv_attribute): Don't warn when ignoring if
1194 TARGET_64BIT_MS_ABI.
1195 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
1196 (ix86_pass_by_reference): Likewise.
1197 (ix86_function_value_regno_p): Likewise.
1198 (ix86_build_builtin_va_list): Likewise.
1199 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1200 (function_arg_advance_ms_64): New.
1201 (function_arg_advance): Call it.
1202 (function_arg_ms_64): New.
1203 (function_arg): Call it.
1204 (function_value_ms_64): New.
1205 (ix86_function_value_1): Call it.
1206 (return_in_memory_ms_64): New.
1207 (ix86_return_in_memory): Call it.
1208 (setup_incoming_varargs_ms_64): New.
1209 (ix86_setup_incoming_varargs): Call it.
1210 (ix86_expand_prologue): Handle 64-bit stack probing.
1211 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
1212 (output_pic_addr_const): Likewise.
1213 (x86_this_parameter): Likewise.
1214 (x86_output_mi_thunk): Likewise.
1215 (x86_function_profiler): Likewise.
1216 (TARGET_STRICT_ARGUMENT_NAMING): New.
1217 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
1218 (TARGET_64BIT_MS_ABI): New.
1219 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
1220 * config/i386/i386.md (allocate_stack_worker): Remove.
1221 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
1222 describe the clobber of eax without a match_scratch.
1223 (allocate_stack_worker_postreload): Remove.
1224 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
1225 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
1226 (allocate_stack_worker_rex64_postreload): Remove.
1227 (allocate_stack): Handle 64-bit.
1228 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
1229 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
1230 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
1231 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
1232 (STANDARD_STARTFILE_PREFIX_1): Likewise.
1233 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
1234 * config.build (x86_64-*-mingw*): New host.
1235 * config.host (x86_64-*-mingw*): New host.
1236 * config.gcc (x86_64-*-mingw*): New target.
1237 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
1239 2007-03-30 Richard Henderson <rth@redhat.com>
1240 Kai Tietz <kai.tietz@onevision.com>
1242 * c-pragma.c (struct def_pragma_macro_value): New.
1243 (struct def_pragma_macro): New.
1244 (pushed_macro_table): New.
1245 (dpm_hash, dpm_eq): New.
1246 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
1247 (init_pragma): Install them.
1248 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1250 2007-03-30 Anatoly Sokolov <aesok@post.ru>
1252 * config/avr/avr.c (avr_override_options): Clear
1253 'flag_delete_null_pointer_checks'.
1255 2007-03-30 Paolo Carlini <pcarlini@suse.de>
1258 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
1259 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
1260 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
1261 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
1262 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
1263 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
1264 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
1266 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
1268 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
1270 * regmove.c: Move all of pass_stack_adjustments from here...
1271 * combine-stack-adj.c: ...to this new file.
1272 * Makefile.in: Add rules for combine-stack-adj.o.
1274 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
1276 PR tree-optimization/31383
1277 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
1278 to have the same length.
1280 2007-03-30 Jan Hubicka <jh@suse.cz>
1283 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
1284 availablility; add more sanity checking; ask varpool only about
1287 2007-03-29 Richard Henderson <rth@redhat.com>
1289 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
1290 to decide, but __SIZEOF_LONG_LONG__.
1292 2007-03-29 Richard Henderson <rth@redhat.com>
1294 * emutls.c (struct __emutls_array): New.
1295 (emutls_destroy): Use it instead of casting element 0 from void*.
1296 (__emutls_get_address): Likewise.
1298 2007-03-29 Richard Henderson <rth@redhat.com>
1300 * varasm.c (initializer_constant_valid_p): Don't deny
1301 DECL_DLLIMPORT_P on functions.
1303 * config/i386/cygming.h: Remove function declarations.
1304 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
1305 (ASM_OUTPUT_LABELREF): Remove.
1306 (COMMON_ASM_OP): Remove.
1307 (ASM_OUTPUT_COMMON): Remove.
1308 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
1309 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
1310 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1311 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
1312 Rename from TARGET_ENCODE_SECTION_INFO.
1313 * config/i386/netware.h: Likewise.
1314 * config/i386/i386-protos.h: Update.
1315 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
1316 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
1317 (legitimate_constant_p): Reject dllimports.
1318 (dllimport_map, get_dllimport_decl): New.
1319 (legitimize_dllimport_symbol): New.
1320 (legitimize_address, ix86_expand_move): Use it.
1321 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
1322 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
1323 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
1324 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
1325 * config/i386/predicates.md (constant_call_address_operand): Only
1326 accept symbols; reject dllimport_p symbols.
1327 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
1328 i386_pe_maybe_record_exported_symbol.
1329 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
1330 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
1331 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
1332 trust the setting of DECL_DLLIMPORT_P.
1333 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
1334 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
1335 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
1336 tidy the argument scanning loop.
1337 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
1338 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
1339 (i386_pe_strip_name_encoding): Remove.
1340 (i386_pe_binds_local_p): New.
1341 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
1342 (i386_pe_output_labelref): Remove.
1343 (i386_pe_asm_output_aligned_decl_common): New.
1344 (i386_pe_maybe_record_exported_symbol): Rename from
1345 i386_pe_record_exported_symbol; check for dllexported symbols.
1347 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
1349 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
1350 add comment explaining why vsnprintf cannot be used.
1352 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
1354 PR tree-optimization/30666
1355 * tree.c (build_complex_type): When creating type names for DWARF2
1356 debug info, create TYPE_DECLs for TYPE_NAME instead of
1358 (build_common_tree_nodes_2): Use build_complex_type when building
1359 predefined complex types, to preserve canonical types.
1361 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
1363 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
1364 (noce_get_alt_condition): Look at it to determine whether to
1365 reverse the condition or not.
1366 (noce_get_condition): Substitute the truth for lies.
1367 (noce_find_if_block): Set the then_else_reversed field.
1369 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
1371 * config/fr30/fr30.md (movdi): Do not accept immediates as the
1372 destination of this insn.
1373 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
1374 than calling gen_rtx_SET directly. Use r0 to hold the value of
1375 'address + 4' rather than a stack based temporary which can be
1378 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1380 * config/s390/s390.c (s390_secondary_input_reload_class,
1381 s390_secondary_output_reload_class): Functions removed.
1382 (s390_secondary_reload): New function.
1383 (TARGET_SECONDARY_RELOAD): Target macro defined.
1384 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
1385 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
1386 * config/s390/s390.md ("reload_outti", "reload_outdi",
1387 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
1388 "reload_out<mode>"): Expanders removed.
1389 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
1390 "reload<mode>_nonoffmem_out"): Expanders added.
1392 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1394 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
1395 SRC->DEST replacement failed anyway.
1397 2007-03-28 Mike Stump <mrs@apple.com>
1399 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
1400 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
1401 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
1403 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1405 * config.gcc: Accept barcelona as a variant of amdfam10.
1406 * config/i386/i386.c (override_options): Likewise.
1407 * doc/invoke.texi: Likewise.
1409 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
1411 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
1412 offsets for BIT_FIELD_REF and COMPONENT_REF.
1414 2007-03-28 Richard Guenther <rguenther@suse.de>
1416 * tree.c (is_global_var): Move ...
1417 * tree-flow-inline.h (is_global_var): ... here.
1418 * tree.h (is_global_var): Remove declaration.
1420 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
1422 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
1424 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
1425 * config/i386/i386.c (ix86_tune_features): Initialize new
1427 * config/i386/predicates.md (promotable_binary_operator): Use
1428 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
1430 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
1433 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
1435 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
1437 * config/fr30/fr30.md (movsi_internal): Change destination
1438 constraint from m to V and add m to the end.
1440 2007-03-28 Christian Bruel <christian.bruel@st.com>
1442 * config/sh/sh.md (movsi_i): Fix type attribute.
1444 2007-03-28 Christian Bruel <christian.bruel@st.com>
1446 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
1447 (movsf_ie): Likewise.
1449 2007-03-28 Christian Bruel <christian.bruel@st.com>
1451 * config.gcc: Add sh4-300 to multilib.
1452 * config/sh/t-mlib-sh4-300: New file.
1454 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
1456 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
1457 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
1459 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
1460 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
1461 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
1462 "fixuns_trunctddi2"): Whitespace fix.
1464 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
1466 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
1467 the definition of struct sh_args.
1468 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
1469 CALL_COOKIE_INT_REG_GET): Likewise.
1471 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
1473 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
1474 transformations are applied successfully.
1476 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
1478 * tree.c (tree_contains_struct): Permit 512 tree codes.
1479 * tree.h (tree_contains_struct): Ditto.
1480 (MAX_TREE_CODES): Ditto.
1481 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
1482 SPARE member to store remaining padding bits.
1484 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1486 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
1489 2007-03-27 Janis Johnson <janis187@us.ibm.com>
1491 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
1492 * configure: Regenerate.
1494 * configure: Regenerate using the correct version of autoconf.
1496 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1498 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
1500 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
1501 regs to "__SP_L__" and "__SP_H__".
1503 2007-03-27 Richard Guenther <rguenther@suse.de>
1505 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
1506 computations with it with a HOST_WIDE_INT variable.
1508 2007-03-26 Mike Stump <mrs@apple.com>
1510 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
1511 objective-c-header, objective-c++-header and objc++-cpp-output
1513 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1515 2007-03-26 Richard Henderson <rth@redhat.com>
1518 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
1519 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
1520 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
1521 IX86_BUILTIN_PSRLQ128): New.
1522 (ix86_init_mmx_sse_builtins): Add them.
1523 (ix86_expand_builtin): Expand them.
1524 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
1525 operand 2 be TImode.
1526 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
1527 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
1528 _mm_srli_epi64): Mark __B const.
1529 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
1530 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
1531 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
1532 new two-vector shift builtins.
1534 2007-03-26 Ian Lance Taylor <iant@google.com>
1536 PR tree-optimization/31345
1537 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
1538 [+INF, +INF(OVF)] into VARYING.
1540 2007-03-26 Zack Weinberg <zackw@panix.com>
1542 * gengtype-parse.c: New file.
1543 * gengtype-yacc.y: Delete.
1544 * gengtype-lex.l: Don't include gengtype-yacc.h.
1545 Define YY_DECL and yyterminate appropriately for recursive
1546 descent parser. yylval is now a string out-parameter to yylex.
1547 (HWS, EOID): New shorthand.
1548 (IWORD): Add a couple more types.
1549 (yylex): Add a setup stanza. Remove the complex rules for
1550 detecting GTY'ed types and typedefs; replace with simple
1551 keyword detectors. Adjust everything for the changed
1552 definition of yylval. Ignore all pp-directives, not just #define.
1554 (parse_file): Rename yybegin; do not call yyparse.
1556 * gengtype.c (xasprintf): Export again.
1557 (this_file): New. Use everywhere __FILE__ was being used.
1558 (get_lang_bitmap): Special case types defined in gengtype.c.
1559 (do_typedef, new_structure): Suppress definition of certain types.
1560 (new_structure): Improve diagnostics of duplicate definitions.
1561 Make sure location_s is associated with input.h.
1562 (nreverse_pairs, define_location_structures): New functions.
1563 (main): Improve tagging of kludge types. Remove old kludges
1564 for input.h types; use define_location_structures.
1565 * gengtype.h: Update prototypes. Define token codes here.
1566 * Makefile.in: Remove all references to gengtype-yacc.
1567 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
1569 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
1570 add GTY((skip)) to the field that's only conditionally there.
1571 * doc/install.texi: Document that Bison is no longer required
1572 unless building treelang.
1574 * gengtype.c: Don't include gtyp-gen.h.
1575 (srcdir): Declare here.
1576 (base_files, lang_dir_names): Allocate dynamically.
1577 (gt_files, num_gt_files, num_lang_dirs): New globals.
1578 (measure_input_list, read_input_line, read_input_list)
1579 (set_lang_bitmap): New functions.
1580 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
1581 simplify, relying on read_input_list to set up the bitmaps.
1582 (main): Arguments are no longer unused. Check for correct number
1583 of command line arguments, set srcdir and srcdir_len, then call
1584 read_input_list, before doing anything else. No need to worry
1585 about duplicates in main loop.
1586 * configure.ac: Simplify the calculation of all_gtfiles.
1587 Put language tags in there. Don't set or substitute
1588 all_gtfiles_files_langs or all_gtfiles_files_frags.
1589 * Makefile.in: Revamp the way gengtype is invoked, now that it
1590 takes a file on its command line with a much simpler format.
1591 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
1592 (GTFILES): Remove duplicates and C source files.
1593 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
1594 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
1595 * configure: Regenerate.
1597 * gengtype.h: Remove all type definitions to gengtype.c; leave
1598 only definitions of options_p, type_p, and pair_p as opaque
1599 pointers. Update prototypes.
1600 * gengtype.c: Many type definitions moved here from gengtype.h.
1601 Consolidate type definitions at the top of the file.
1602 (xvasprintf): Delete.
1603 (xasprintf): Make static.
1604 (create_nested_pointer_option): Add 'next' parameter.
1605 (create_field_all, create_field_at): New functions.
1606 (create_field): Now a thin wrapper around create_field_all.
1607 (create_optional_field): Rename create_optional_field_ and add
1608 line argument. Original name is now a macro which supplies
1610 (oprintf): Use vsnprintf directly.
1611 (close_output_files): Use fatal rather than perror/exit.
1612 (note_def_vec, note_def_vec_alloc): Use create_field_at.
1613 (main): Set progname. Don't use exit.
1614 * gengtype-yacc.y (struct_fields): Use create_field_at.
1615 (option, optionseqopt): Delete.
1616 (optionseq): Consolidate productions from option here so we
1617 can use the first argument to create_option.
1619 * gengtype-lex.l: Distinguish unions from structures in the
1620 token type. Don't call find_structure; return the tag as a string.
1621 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
1622 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
1623 Reorganize typedef_struct production accordingly.
1624 Use create_nested_ptr_option.
1625 * gengtype.c (create_nested_ptr_option): New function.
1626 * gengtype.h: Declare it.
1628 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
1629 (string_type): Don't declare.
1630 (do_scalar_typedef): Declare.
1631 (create_scalar_type): Update prototype.
1632 * gengtype.c (string_type): Make static.
1633 (scalar_nonchar, scalar_char): New.
1634 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
1635 (resolve_typedef): Use scalar_nonchar for error recovery.
1636 (create_scalar_type): Remove name_len field. Return scalar_char
1637 or scalar_nonchar as appropriate.
1638 (adjust_field_type): Look at scalar_is_char boolean to decide whether
1640 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
1642 (main): Initialize scalar_char and scalar_nonchar before calling
1644 * gengtype-lex.l: Adjust for removal of second argument to
1645 create_scalar_type. Use yylval.s instead of yylval.t when
1647 * gengtype-yacc.y: Type of SCALAR is string. Call
1648 create_scalar_type from type:SCALAR rule. Adjust for removal of
1649 second argument to create_scalar_type.
1651 * vec.h: Remove all #if IN_GENGTYPE blocks.
1652 Add comment saying that changes may require adjustments to gengtype.
1653 * gengtype.c: Don't include coretypes.h or tm.h.
1654 Add comment to inclusion of errors.h.
1655 (note_def_vec, note_def_vec_alloc): New functions.
1656 * gengtype.h: Declare new functions.
1657 * gengtype-lex.l: Don't include coretypes.h.
1658 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
1660 (update_lineno): Remove unnecessary prototype.
1661 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
1662 (VEC rule): Just return VEC_TOKEN.
1663 * gengtype-yacc.y (VEC_TOKEN): New token type.
1664 (type): Add a production for VEC(a,b).
1665 * Makefile.in: Update dependencies.
1667 * gengtype-lex.l: Remove rules for parsing pointer-to-function
1668 typedefs that use the old PARAMS macro.
1670 * gengtype-lex.l: Remove all rules and states relating to yacc
1672 * gengtype-yacc.y: Similarly.
1673 * gengtype.c (note_yacc_type): Delete function.
1674 * gengtype.h: Update prototypes.
1676 2007-03-26 Joseph Myers <joseph@codesourcery.com>
1678 * tree-pretty-print.c (dump_generic_node): Report precision of
1679 unnamed integer types.
1681 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
1683 * ifcvt.c (noce_try_store_flag_constants): Don't check
1684 no_new_pseudos here.
1685 (noce_try_store_flag_constants): Don't check no_new_pseudos.
1686 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
1687 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
1688 noce_try_sign_mask): Likewise.
1689 (if_convert): Check no_new_pseudos here.
1691 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
1693 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
1694 (noce_get_condition): Handle new then_else_reversed argument.
1695 (noce_init_if_info): Remove, fold into noce_find_if_block.
1696 (noce_process_if_block): Take a struct noce_if_info as the
1697 argument. Don't set up one based on ce_if_info. Update pointer
1698 references accordingly.
1699 (cond_move_process_if_block): Likewise.
1700 (process_if_block): Removed.
1701 (find_if_block): Removed. Move functionality two new functions,
1702 noce_find_if_block and cond_exec_find_if_block.
1703 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
1704 blocks and the symmetric IF-ELSE-JOIN case.
1705 (cond_exec_find_if_block): Also new function mostly based on old
1706 find_if_block and process_if_block.
1707 (find_if_header): Replace find_if_block call with separately
1708 guarded calls to noce_find_if_block and cond_exec_find_if_block.
1709 (find_cond_trap): Update noce_get_condition call.
1710 (dead_or_predicable): Likewise.
1712 2007-03-26 Jakub Jelinek <jakub@redhat.com>
1714 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
1716 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
1717 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
1718 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
1719 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
1720 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
1721 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
1722 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
1723 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
1724 __builtin_ia32_psrad128 builtins.
1726 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
1728 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
1729 * config/i386/constraints.md
1730 (define_constraint "I"): Use IN_RANGE macro.
1731 (define_constraint "J"): Ditto.
1732 (define_constraint "K"): Ditto.
1733 (define_constraint "M"): Ditto.
1734 (define_constraint "N"): Ditto.
1735 (define_constraint "O"): Ditto.
1736 * config/i386/predicates.md
1737 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
1738 (define_predicate "const_0_to_3_operand"): Ditto.
1739 (define_predicate "const_0_to_7_operand"): Ditto.
1740 (define_predicate "const_0_to_15_operand"): Ditto.
1741 (define_predicate "const_0_to_63_operand"): Ditto.
1742 (define_predicate "const_0_to_255_operand"): Ditto.
1743 (define_predicate "const_1_to_31_operand"): Ditto.
1744 (define_predicate "const_2_to_3_operand"): Ditto.
1745 (define_predicate "const_4_to_7_operand"): Ditto.
1747 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1749 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
1750 in SImode for save_world.
1751 * config/rs6000/altivec.md (save_world, restore_world): Convert to
1754 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
1756 PR tree-optimization/30784
1757 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
1760 2007-03-25 Revital Eres <eres@il.ibm.com>
1762 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
1763 Fold movement_possibility function into it.
1765 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1767 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
1768 (load_macho_picbase_{si,di}): Convert to LR hard reg.
1769 (call_indirect_nonlocal_darwin64): Same.
1770 (call_nonlocal_darwin64): Same.
1771 (call_value_indirect_nonlocal_darwin64): Same.
1772 (call_value_nonlocal_darwin64): Same.
1773 (sibcall_nonlocal_darwin64): Same.
1774 (sibcall_value_nonlocal_darwin64): Same.
1775 (sibcall_symbolic_64): Same.
1776 (sibcall_value_symbolic_64): Same.
1777 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
1779 (rs6000_emit_load_toc_table): Same.
1780 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
1781 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
1787 (load_toc_v4_pic_si): Same
1788 (load_toc_v4_PIC_1): Same.
1789 (load_toc_v4_PIC_1b): Same.
1790 (call_indirect_aix{32,64}): Same.
1791 (call_value_indirect_aix{32,64}): Same.
1794 (call_local{32,64}): Same.
1795 (call_value_local{32,64}): Same.
1796 (call_indirect_nonlocal_aix{32,64}): Same.
1797 (call_nonlocal_aix{32,64}): Same.
1798 (call_value_indirect_nonlocal_aix{32,64}): Same.
1799 (call_value_nonlocal_aix{32,64}): Same.
1800 (call_indirect_nonlocal_sysv<mode>): Same.
1801 (call_nonlocal_sysv<mode>): Same.
1802 (call_value_indirect_nonlocal_sysv<mode>): Same.
1803 (call_value_nonlocal_sysv<mode>): Same.
1805 (sibcall_local{32,64}): Same.
1806 (sibcall_value_local{32,64}): Same.
1807 (sibcall_nonlocal_aix{32,64}): Same.
1808 (sibcall_value_nonlocal_aix{32,64}): Same.
1809 (sibcall_nonlocal_sysv<mode>): Same.
1810 (sibcall_value): Same.
1811 (sibcall_value_nonlocal_sysv<mode>): Same.
1813 2007-03-24 Paul Brook <paul@codesourcery.com>
1815 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
1816 * config/arm/linux-eabi.h: Remove legacy syscall hack.
1818 2007-03-24 Richard Henderson <rth@redhat.com>
1820 * config/ia64/constraints.md: New file.
1821 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
1822 satisfies_constraint_?.
1823 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
1824 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
1825 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
1826 ia64_output_mi_thunk): Likewise.
1827 (ia64_const_ok_for_letter_p): Remove.
1828 (ia64_const_double_ok_for_letter_p): Remove.
1829 (ia64_extra_constraint): Remove.
1830 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
1831 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
1832 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
1833 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
1834 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
1835 EXTRA_MEMORY_CONSTRAINT): Remove.
1836 * config/ia64/ia64.md: Include constriants.md. Replace
1837 CONST_OK_FOR_? with satisfies_constraint_?.
1839 2007-03-23 Michael Meissner <michael.meissner@amd.com>
1840 H.J. Lu <hongjiu.lu@intel.com>
1842 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
1844 (name macros): Use DPD_BID_NAME to convert names properly.
1846 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
1847 decimal floating point format.
1848 (init_floating_libfuncs): Change decimal functions so that they
1849 have a "bid_" prefix if the decimal system uses the BID format,
1850 and "dpd_" prefix if the decimal system uses the DPD format.
1851 (init_interclass_conv_libfuncs): Ditto.
1852 (init_intraclass_conv_libfuncs): Ditto.
1854 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1855 using the BID format.
1857 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1858 whether we are using the BID decimal format.
1859 * configure: Regenerate.
1861 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1862 the compiler has decimal floating point enabled. Define
1863 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1866 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1867 using the BID format.
1869 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1870 whether we are using the BID decimal format.
1871 * configure: Regenerate.
1873 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1874 the compiler has decimal floating point enabled. Define
1875 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1878 * doc/install.texi (--enable-decimal-float): Document BID and DPD
1879 options, and that it is enabled for i386/x86_64 systems.
1881 * Makefile.in (enable_decimal_float): New.
1883 (DECNUMINC): Add -I$(DECNUMFMT).
1884 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
1885 to $(DECNUMFMT) from $(DECNUM).
1887 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
1888 Substitute enable_decimal_float.
1889 * configure: Regenerated.
1892 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
1895 * configure.ac: Enable decimal float for x86_64-*-linux*.
1896 * configure: Regenerated.
1899 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
1900 decimal128ClearSign to flip and clear the sign bit in decimal128.
1901 (decimal_real_maxval): Set decimal128SetSign to set the sign
1904 2007-03-23 Ian Lance Taylor <iant@google.com>
1906 * fold-const.c (fold_binary): Correct warning for X - c >= X.
1908 2007-03-23 Ian Lance Taylor <iant@google.com>
1910 * tree-dump.c (dump_files): Correct comment.
1912 2007-03-23 Ian Lance Taylor <iant@google.com>
1914 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
1916 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
1918 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
1919 in cfglayout mode. Don't go into and out of cfglayout mode.
1920 Link the blocks in the order of the constructed traces.
1921 (rest_of_handle_tracer): Adjust call to tracer.
1922 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
1923 Don't go into cfglayout mode.
1924 (rtl_loop_done): Don't go out of cfglayout mode.
1925 * cfglayout.c (relink_block_chain): New function, split out from...
1926 (fixup_reorder_chain): ...here. Remove redundant checking.
1927 (cfg_layout_finalize): Don't clear the header, footer, and aux
1928 fields here, move the code to do so to relink_block_chain. Likewise
1929 for free_original_copy_tables.
1930 * rtl.h (tracer): Update prototype.
1931 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
1932 Assert we are in cfglayout mode. Don't go into and out of cfglayout
1933 mode. Use relink_block_chain to serialize the CFG according to the
1934 new basic block order. Move targetm.cannot_modify_jumps_p check from
1936 (gate_handle_reorder_blocks): ...to here.
1937 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
1939 (gate_duplicate_computed_gotos): ...to here.
1940 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
1941 something always changes when going into and out of cfglayout mode.
1942 Perform an expensive cfg cleanup while going into cfglayout mode.
1943 Always update liveness information on HAVE_conditional_execution
1944 targets. Reserialize the basic blocks and go out of cfglayout mode.
1945 * reg-stack.c: Include cfglayout.h.
1946 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
1947 the call to reorder_basic_blocks.
1948 * basic-block.h (reorder_basic_blocks): Update prototype.
1949 (relink_block_chain): New prototype.
1950 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
1952 2007-03-23 Joseph Myers <joseph@codesourcery.com>
1954 * config/mips/mips.md (type, hazard, *movdi_32bit,
1955 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
1956 *movhi_internal, *movqi_internal, *movsf_hardfloat,
1957 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
1958 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
1959 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
1961 (movcc): Change first xfer to multi.
1962 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
1963 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
1964 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
1965 config/mips/generic.md: Change reservations using "xfer" to use
1967 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
1968 using match_operand.
1969 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
1970 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
1972 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
1974 2007-03-22 Richard Henderson <rth@redhat.com>
1976 * config/i386/i386.c: Remove unnecessary function declarations.
1977 Move targetm definition, and all related macros, to the end of
1978 the file. Resort some functions to put definitions before uses.
1979 (ix86_attribute_table): Make static. Move to end of file.
1980 (ix86_gimplify_va_arg): Make static.
1982 2007-03-22 Richard Henderson <rth@redhat.com>
1984 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
1985 don't increase local_regparm with force_align_arg_pointer check.
1986 (ix86_function_sseregparm): Assert 32-bit.
1987 (type_has_variadic_args_p): New.
1988 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
1989 type_has_variadic_args_p.
1990 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
1991 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
1992 use memset instead. Do maybe_vaarg check first; skip attribute
1993 tests if true; skip attribute tests for 64-bit.
1994 (construct_container): Remove TARGET_DEBUG_ARG.
1995 (function_arg_advance_32, function_arg_advance_64): Split out ...
1996 (function_arg_advance): ... from here.
1997 (function_arg_32, function_arg_64): Split out ...
1998 (function_arg): ... from here.
1999 (ix86_pass_by_reference): Tidy.
2000 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
2001 (function_value_32): New, from parts of ix86_function_value
2002 and ix86_value_regno.
2003 (function_value_64): New, from parts of ix86_function_value
2004 and ix86_libcall_value.
2005 (ix86_function_value_1): New.
2006 (ix86_function_value, ix86_libcall_value): Use it.
2007 (return_in_memory_32, return_in_memory_64): Split out ...
2008 (ix86_return_in_memory): ... from here.
2009 (ix86_struct_value_rtx): Skip for 64-bit.
2010 (ix86_libcall_value, ix86_value_regno): Remove.
2011 (setup_incoming_varargs_64): Split out ...
2012 (ix86_setup_incoming_varargs): ... from here.
2013 (ix86_va_start): Remove TARGET_DEBUG_ARG.
2014 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
2015 * config/i386/i386-protos.h (ix86_function_value): Remove.
2016 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
2018 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2021 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
2022 infinities not supported, otherwise emit warning if -Woverflow. On
2023 underflow, emit warning if -Woverflow.
2024 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
2026 * real.h (real_from_string): Update declaration
2028 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
2029 Richard Henderson <rth@redhat.com>
2031 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
2032 * calls.c (compute_argument_block_size, expand_call,
2033 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
2034 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
2035 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
2036 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
2037 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
2038 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
2039 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
2040 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
2043 2007-03-22 Joseph Myers <joseph@codesourcery.com>
2045 * c-incpath.c (add_sysroot_to_chain): New.
2046 (merge_include_chains): Add sysroot argument. Call
2047 add_sysroot_to_chain if sysrooted.
2048 (register_include_chains): Update call to merge_include_chains.
2049 * doc/cppopts.texi: Document use of '=' in include directory
2052 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
2054 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
2055 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
2056 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
2057 insn pattern using X87MODEF12 mode macro.
2059 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
2061 * regmove.c (regmove_optimize): Use reg_mentioned_p
2062 instead of reg_overlap_mentioned_p for DST.
2064 2007-03-21 Mike Stump <mrs@apple.com>
2066 * c.opt: Fixup for Objective-C/C++.
2068 2007-03-21 Steve Ellcey <sje@cup.hp.com>
2070 * explow.c (convert_memory_address): Fold memory reference when
2071 POINTERS_EXTEND_UNSIGNED < 0
2073 2007-03-21 Richard Henderson <rth@redhat.com>
2076 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
2077 * config/i386/mmintrin.h (__m64): Likewise.
2078 * config/i386/xmmintrin.h (__m128): Likewise.
2080 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2082 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
2083 (VXWORKS_OS_CPP_BUILTINS): Define.
2084 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
2085 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
2087 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2089 * rtl.h (constant_pool_reference_p): Delete.
2090 (find_constant_src): Declare.
2091 * rtlanal.c (find_constant_src): New function.
2092 * simplify-rtx.c (constant_pool_reference_p): Delete.
2093 * config/i386/i386.md: Use find_constant_src instead of
2094 constant_pool_reference_p/avoid_constant_pool_reference pairs.
2096 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2098 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
2099 * c-cppbuiltin.c (c_cpp_builtins): Define them.
2101 2007-03-20 Mark Mitchell <mark@codesourcery.com>
2103 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
2104 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
2105 (arm_elf_asm_constructor): Use it.
2106 (arm_elf_asm_destructor): New function.
2108 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
2110 * jump.c (mark_jump_label): Treat SEQUENCE specially.
2112 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
2114 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
2116 2007-03-19 Andrew Haley <aph@redhat.com>
2118 PR tree-optimization/31264
2119 * tree-vrp.c (register_edge_assert_for_1): Don't look though
2122 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
2124 PR rtl-optimization/30907
2125 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
2126 (fwprop_init): Always call loop_optimizer_initialize.
2127 (fwprop_done): Always call loop_optimizer_finalize.
2128 (fwprop): We always have loop info now.
2129 (gate_fwprop_addr): Remove.
2130 (pass_fwprop_addr): Use gate_fwprop as gate.
2132 PR rtl-optimization/30841
2133 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
2134 df_chain_alloc): Call df_reorganize_refs unconditionally.
2135 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
2136 refs_organized to refs_organized_size.
2137 (df_ref_create_structure): Use refs_organized_size instead of
2138 bitmap_size if refs had been organized, and keep refs_organized_size
2140 * df.h (struct df_ref_info): Change refs_organized to
2141 refs_organized_size.
2142 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
2145 2007-03-19 Mark Mitchell <mark@codesourcery.com>
2147 * except.c (output_function_exception_table): Do not reference the
2148 EH personality routine for functions that do not require an
2151 2007-03-20 Jakub Jelinek <jakub@redhat.com>
2154 * c-typeck.c (convert_for_assignment): Call comptypes for
2155 RECORD_TYPE or UNION_TYPE.
2158 * reload1.c (reload): Do invalid ASM checking after
2159 cleanup_subreg_operands.
2161 2007-03-19 Jeff Law <law@redhat.com>
2163 * tree-cfg.c (find_taken_edge): Tighten conditions for
2164 optimizing computed gotos.
2166 2007-03-19 Michael Matz <matz@suse.de>
2168 * builtins.c (expand_builtin_sync_operation,
2169 expand_builtin_compare_and_swap,
2170 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
2173 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
2174 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
2177 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2179 * doc/tm.texi: Add brackets around the return type of
2180 TARGET_SECONDARY_RELOAD.
2182 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2183 Richard Guenther <rguenther@suse.de>
2185 PR tree-optimization/31254
2186 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
2187 Use handled_component_p () where appropriate. Continue
2188 propagating into the rhs if we propagated into an INDIRECT_REF
2191 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2193 * config/s390/s390.md (op_type attribute): RRR instruction type added.
2194 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
2195 (xde, xdee): Mode attributes adjusted to support DFP modes.
2196 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
2197 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
2198 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
2199 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
2200 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
2201 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2202 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
2204 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
2205 "movsf"): Insn definitions removed.
2206 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
2207 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
2208 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
2210 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
2211 "reload_in<mode>", "reload_out<mode>"): Expander added.
2212 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
2215 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2217 * config/s390/s390.md: Only non-functional changes. Renamed
2218 FPR mode macro to BFP all over the file.
2220 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2222 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
2223 (op_type attribute): RRF instruction type added.
2224 (fT0): New mode attribute.
2225 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2226 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
2227 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
2228 no secondary memory is needed when moving DFmode values between GPRs
2231 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2233 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
2234 inverted and documentation adjusted.
2235 ("mhard-dfp", "msoft-dfp"): New options.
2236 * config/s390/s390.c (s390_handle_arch_option): New architecture
2238 (override_options): Sanity checks for the new options added.
2239 * config.gcc: New architecture switch: z9-ec.
2240 * config/s390/s390.h (processor_flags): PF_DFP added.
2241 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
2242 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
2243 when the bit is NOT set so remove it from the defaults.
2245 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2247 * genemit.c (main): Print include statement for dfp.h.
2248 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
2251 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2253 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
2255 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
2258 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
2261 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2263 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
2264 attr_length_call, output_call, output_indirect_call): Cleanup
2265 formatting of targetm calls.
2267 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2269 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2271 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2273 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
2274 reservation, bypass and anti-bypass descriptions for these instructions.
2275 Update move patterns.
2276 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
2279 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
2281 * tree-vect-transform.c (get_initial_def_for_induction): Replace
2282 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
2283 (get_initial_def_for_reduction): Likewise.
2285 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
2287 Fix PR tree-optimization/29922
2288 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
2289 (get_representative): Removed.
2290 (value_dies_in_block_x): Update for rvuse removal.
2291 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
2292 (compute_antic_aux): Handle when PHI nodes appear in
2293 non-single-successors.
2294 (dump_bitmap_of_names): Removed.
2295 (compute_antic_safe): Renamed and removed rvuse calculation.
2296 Calculate only antic safe.
2297 (insert_into_preds_of_block): Remove assert.
2298 (execute_pre): Update for renamed functions.
2299 (defer_or_phi_translate_block): New function.
2301 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2303 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
2304 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
2306 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
2307 Follow spelling conventions.
2309 * tree-data-ref.h: Remove the prototype for analyze_array.
2311 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
2313 PR tree-optimization/31041
2314 * tree-vect-transform.c (get_initial_def_for_induction): Call
2315 force_gimple_operand.
2317 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
2319 * ipa-type-escape.c (look_for_casts) : Revert code to use
2320 handled_component_p due to ada test a-numaux.adb.
2322 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2324 * final.c (final_scan_insn): Alter the condition of a
2325 conditional trap if we have nonstandard CC.
2327 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2329 * configure.ac: Remove excess quoting from asm line 0 test.
2330 * configure: Rebuilt.
2332 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2334 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
2335 * c-common.c (convert_and_check): Move warning logic to...
2336 (warnings_for_convert_and_check): ...here. Define.
2337 * c-common.h (warnings_for_convert_and_check): Declare.
2339 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2341 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
2342 (output_call): Likewise.
2344 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2346 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
2348 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2350 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
2352 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
2354 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
2355 opteron, athlon-64 and athlon-fx processor_alias_table entries.
2357 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
2359 PR tree-optimization/31183
2360 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2361 Use double_int instead of unsigned int for representing access_strides.
2362 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
2364 2007-03-16 Richard Guenther <rguenther@suse.de>
2366 PR tree-optimization/31146
2367 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
2368 to allow recursion of forward_propagate_addr_expr.
2369 (forward_propagate_addr_into_variable_array_index): Likewise.
2370 (forward_propagate_addr_expr): Likewise.
2371 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2372 (forward_propagate_addr_expr_1): Recurse on simple copies
2373 instead of propagating into them. Do so for useless conversions
2375 (forward_propagate_addr_expr): Clean up unused statements after
2378 2007-03-16 Richard Guenther <rguenther@suse.de>
2380 * builtins.c (expand_builtin_cexpi): Use the right argument
2381 for the expansion via cexp.
2383 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2385 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
2386 * configure: Rebuilt.
2388 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2391 * dwarf2out.c (force_type_die): Adjust comment.
2392 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
2394 2007-03-15 DJ Delorie <dj@redhat.com>
2396 * config/frv/predicates.md (minmax_operator): Don't check operands
2399 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2401 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
2402 Update constant estimates of number of iterations.
2403 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
2404 argument renamed to "realistic".
2405 (compute_estimated_nb_iterations): Removed.
2406 (record_niter_bound): New function.
2407 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
2408 call record_nonwrapping_iv with upper = false.
2409 (infer_loop_bounds_from_signedness): Pass upper argument to
2410 record_nonwrapping_iv.
2411 (estimate_numbers_of_iterations_loop): Do not call
2412 compute_estimated_nb_iterations. Record estimate based on profile
2413 information. Initialize the constant estimates of number of
2415 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
2417 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
2418 number of iterations is too small.
2419 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
2420 (EST_NOT_AVAILABLE): Removed.
2421 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
2422 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
2425 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2427 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
2428 Handle NE_EXPR guards.
2430 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2433 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
2434 Set also -pedantic-errors by default for the preprocessor unless
2435 -fpermissive is given.
2437 2007-03-15 Richard Guenther <rguenther@suse.de>
2441 * builtins.c (expand_builtin_cexpi): As a fallback if we
2442 don't have builtins for sincos or cexp create a function
2443 declaration for cexp and expand to a call to that.
2444 (expand_builtin_int_roundingfn): Always fall
2445 back to floor/ceil and its variants even if they may be
2448 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
2451 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
2452 jump tables, move the call to delete_dead_jumptables from here...
2453 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
2454 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
2455 don't allow merging of blocks that try_redirect_by_replacing_jump
2456 also does not handle when not optimizing.
2458 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2459 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2461 * config/i386/i386.md (x86_sahf_1): Correctly handle
2464 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2467 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
2468 x86_64_general_operand as operand[2] predicate. Remove "iF"
2469 from operand constraints and use "e" constraint instead.
2470 (*subti3_1, *subti3_1 splitter): Ditto.
2471 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
2472 operand[1] predicate.
2474 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
2476 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
2477 arrays, multiply the access strides by the size of the sub-array.
2478 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
2480 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2482 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
2483 the configured assembler supports the sahf mnemonic.
2484 * configure: Regenerate.
2485 * config.in: Regenerate.
2487 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
2488 emit "sahf" or ".byte\t0x9e" as asm template.
2490 2007-03-14 Michael Meissner <michael.meissner@amd.com>
2493 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
2494 option to replace hard coded TARGET_xxx in md file.
2495 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
2496 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2497 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
2498 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
2499 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
2500 (X86_TUNE_NOT_VECTORMODE): Ditto.
2501 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
2502 (TUNE_AVOID_VECTOR_DECODE): Ditto.
2503 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2504 (TUNE_SLOW_IMUL_IMM8): Ditto.
2505 (TUNE_MOVE_M1_VIA_OR): Ditto.
2506 (TUNE_NOT_UNPAIRABLE): Ditto.
2507 (TUNE_NOT_VECTORMODE): Ditto.
2509 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
2512 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
2513 tuning options instead of hard coded TARGET_xxx.
2514 (fix ssemode peephole2's): Ditto.
2515 (imul peephole2's): Ditto.
2517 (movdi_or_rex64): Ditto.
2518 (move peephole2): Ditto.
2519 (not peephole2's): Ditto.
2521 2007-03-14 Dirk Mueller <dmueller@suse.de>
2523 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
2524 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
2525 * c-parser.c (c_parser_if_body): Always add an empty statement in case
2527 * c-parser.c (c_parser_do_statement): Warn about empty body in
2529 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
2530 * doc/invoke.texi (-Wempty-body): Update documentation.
2532 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2535 * c-common.h (warn_for_div_by_zero): Declare.
2536 * c-common.c (warn_for_div_by_zero): Define.
2537 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
2540 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2542 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
2543 to PREFIX and STANDARD_PREFIX.
2545 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2546 Phil Edwards <phil@codesourcery.com>
2548 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
2549 (__gthread_once_t): Remove busy field for RTPs.
2550 (__GTHREAD_ONCE_INIT): Update accordingly.
2552 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2554 * doc/invoke.texi: Document VxWorks options.
2556 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2558 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
2560 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
2562 PR tree-optimization/30590
2563 * tree-nrv.c (tree_nrv): Check for the partial update of the
2566 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2568 * flags.h (flag_random_seed): Remove declaration, in favor of...
2569 * toplev.h (get_random_seed, set_random_seed): ... these.
2570 * tree.c (get_file_function_name): Use the former.
2571 * opts.c (common_handle_option): Use the latter.
2574 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
2577 * cse.c (cse_find_path): Do not bail out if a basic block that
2578 we already visited now becomes part of a path that starts at a
2579 different basic block. Just disallow this, to make sure we
2580 visit each basic block at most once.
2582 2007-03-13 Jan Hubicka <jh@suse.cz>
2584 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
2585 when profile esitmate is present, calls with very low frequency are
2588 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
2590 PR tree-optimization/30730
2591 PR tree-optimization/26900
2592 * tree-ssa-loop-niter.c: Include gmp.h.
2594 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
2595 split_to_var_and_offset, determine_value_range,
2596 bound_difference_of_offsetted_base, refine_bounds_using_guard,
2597 bound_difference, bounds_add, bounds_negate,
2598 number_of_iterations_ne_max, dump_affine_iv): New functions.
2599 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2600 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
2601 difference of initial and final value of control iv to validate
2603 (number_of_iterations_cond): Add loop parameter. Determine bounds
2604 on the difference of the extremes of the control iv. Add dumps.
2605 (expand_simple_operations): Handle phi nodes.
2606 (simplify_using_initial_conditions): Do not record used conditions.
2607 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
2608 Do not set additional_info.
2609 (implies_nonnegative_p, implies_ge_p): Removed.
2610 (derive_constant_upper_bound): Do not use parameter `additional'.
2611 (record_estimate): Parameter `additional' removed. Parameter
2612 `i_bound' added. Do not call derive_constant_upper_bound.
2613 (record_nonwrapping_iv): Use derive_constant_upper_bound to
2614 bound the number of iterations estimate.
2615 (estimate_numbers_of_iterations_loop): Pass the estimate from
2616 the number of iterations analysis to record_estimate.
2617 * tree.h (multiple_of_p): Declare.
2618 * tree-scalar-evolution.c (expression_expensive_p): Removed.
2619 (scev_const_prop): Do not check expression_expensive_p.
2620 * fold-const.c (multiple_of_p): Exported.
2621 * double-int.c (double_int_mask): Exported.
2622 * double-int.h (double_int_mask): Declare.
2623 * tree-flow.h (struct tree_niter_desc): Removed additional_info
2624 field. Added max field.
2626 2007-03-13 David Taylor <taylor@candd.org>
2629 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
2632 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2635 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
2636 two unamed patterns.
2638 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
2640 * config/i386/i386.opt (mcx16, msahf): New options.
2641 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
2642 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
2644 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
2645 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
2646 Output -mcx16 and -msahf options when corresponding bit is set.
2648 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
2651 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2653 * configure.ac: Test for assembler tolerance to # 0 "".
2654 * configure, config.in: Rebuilt.
2655 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
2657 2007-03-13 Geoffrey Keating <geoffk@apple.com>
2659 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
2661 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
2662 (handle_syscall): Handle direct system calls.
2663 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
2665 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2667 * doc/invoke.texi: Fix cpp.info cross-reference.
2668 * doc/passes.texi: Fix gcc.info cross-reference.
2670 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
2672 PR tree-optimization/30835
2673 * lambda-code.c (can_convert_to_perfect_nest): Check whether
2674 bb_for_stmt is not NULL before accessing it.
2676 2007-03-12 Joseph Myers <joseph@codesourcery.com>
2678 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
2681 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2684 * doc/install.texi: Document --enable-stage1-languages
2686 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
2688 * tree-pass.h (pass_into_cfg_layout_mode,
2689 pass_outof_cfg_layout_mode): Declare.
2690 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
2691 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
2692 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
2693 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
2695 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
2697 * c-decl.c (warn_variable_length_array): New function.
2698 Refactored from grokdeclarator to handle warn_vla
2699 and handle unnamed array case.
2700 (grokdeclarator): Refactored VLA warning case.
2701 * c.opt (Wvla): New flag.
2702 * doc/invoke.texi (Wvla): New warning.
2704 2007-03-12 Richard Henderson <rth@redhat.com>
2706 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
2707 (TARGET_SECTION_TYPE_FLAGS): New.
2709 2007-03-12 Richard Henderson <rth@redhat.com>
2711 * config/darwin.c (machopic_reloc_rw_mask): New.
2712 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
2713 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
2715 2007-03-12 Mark Mitchell <mark@codesourcery.com>
2717 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
2718 * cppdefault.h (cpp_PREFIX): Document.
2719 (cpp_PREFIX_len): Likewise.
2720 (cpp_EXEC_PREFIX): New variable.
2721 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
2722 * c-incpath.c (add_standard_paths): Correct logic for relocating
2723 paths within prefix.
2725 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
2727 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
2728 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
2730 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
2731 fix_truncdfdi_sse using SSEMODEF mode macro.
2732 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
2733 fix_truncdfsi_sse using SSEMODEF mode macro.
2734 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
2735 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
2737 2007-03-12 Richard Sandiford <richard@codesourcery.com>
2739 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
2742 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
2744 * tree.h : Add multiple_of_p declaration.
2745 * fold-const.c (multiple_of_p): Make multiple_of_p public.
2746 * ipa-type-escape.c (results_of_malloc): Redundant.
2747 (visited_stmts): New. Visited stmt for walk_use_def_chains.
2748 (cast_type): Extended with new members.
2749 (check_cast): Returns cast_type.
2750 (cast): New structure for data of walk_use_def_chains.
2751 (is_malloc_result, is_cast_from_non_pointer_1,
2752 is_cast_from_non_pointer,
2753 is_array_access_through_pointer_and_index): New functions.
2754 (look_for_casts): Returns cast types.
2755 (check_call): Returns void.
2756 (okay_pointer_operation): Use support of pointer plus index,
2757 pointer plus constant and allow all multiplications.
2759 2007-03-11 Richard Guenther <rguenther@suse.de>
2761 PR tree-optimization/31115
2762 * tree-vrp.c (extract_range_from_binary_expr): Make sure
2763 the shift count is positive and non-anti-range for RSHIFT_EXPR.
2764 A shift count of zero is not special as with *_DIV_EXPR.
2765 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
2768 2007-03-11 Ian Lance Taylor <iant@google.com>
2770 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
2771 the *_DIV_EXPR codes correctly with overflow infinities.
2773 2007-03-11 Ira Rosen <irar@il.ibm.com>
2775 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
2776 indicate success/failure of the analysis. Add negation to subtrahend
2777 in case of subtraction. Fail if both operands contain constants.
2778 (create_data_ref): Fail if analyze_offset fails.
2780 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
2782 * config/i386/i386.md (frndintxf2): Rename to ...
2783 (rintxf2): ... this. Remove expander having same name.
2784 (rintsf2, rintdf2): Implement using SSEMODEF macro.
2785 (roundsf2, rounddf2): Ditto.
2786 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
2787 (lround<mode>di2, lround<mode>si2): Ditto.
2789 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
2791 * lower-subreg.c: Include except.h.
2792 (decompose_multiword_subregs): Verify that the only control flow
2793 insns we can split are loads to multi-words pseudos.
2794 Handle breaking such blocks after splitting, instead of calling
2795 find_many_sub_basic_blocks.
2797 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
2798 on the new basic block. Add a lengthy comment explaining why we
2799 thought this was necessary.
2800 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
2802 2007-03-10 Mark Mitchell <mark@codesourcery.com>
2805 * tree.c (walk_type_fields): Recurse into the element type of
2806 ARRAY_TYPEs if there is a pointer set.
2808 2007-03-10 Dirk Mueller <dmueller@suse.de>
2810 * c-common.c (warn_logical_operator): Fix condition.
2812 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
2814 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
2816 * config/darwin.c (machopic_select_section): Remove superfluous
2817 argument in call to categorize_decl_for_section. Remove unused
2820 2007-03-10 Joseph Myers <joseph@codesourcery.com>
2822 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
2824 * configure: Regenerate.
2826 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
2829 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
2830 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
2831 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
2832 Add LABEL_NUSES to emitted label.
2833 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
2834 branch probability value to emitted jump insn.
2835 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
2836 Do not check life information and do not re-arrange input operands
2837 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
2839 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2841 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
2842 the change of decode_asm_operands.
2844 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2846 * mode-switching.c (create_pre_exit): Skip blockage insn.
2848 2007-03-09 Diego Novillo <dnovillo@redhat.com>
2850 * tree-pass.h (TODO_update_smt_usage): Remove.
2852 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2856 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2858 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
2859 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
2860 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
2863 2007-03-09 Geoffrey Keating <geoffk@apple.com>
2865 * gcc.c: Document %{, in big comment at top.
2866 (input_suffix_matches): Remove special handling for .s and
2868 (input_spec_matches): New.
2869 (handle_braces): Handle %{,.
2870 (validate_switches): ',' indicates a value which is not a switch.
2871 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
2872 to detect assembler input.
2873 * config/i386/sol2.h (CPP_SPEC): Likewise.
2874 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
2875 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2876 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
2877 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2878 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
2879 -m64 causes deployment target to default to 10.5.
2880 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2882 2007-03-09 Richard Henderson <rth@redhat.com>
2885 * target.h (targetm.asm.out.reloc_rw_mask): New.
2886 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
2887 (TARGET_ASM_OUT): Use it.
2888 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
2889 * varasm.c (categorize_decl_for_section): Remove shlib argument;
2890 use the new reloc_rw_mask target hook instead.
2891 (default_section_type_flags_1): Merge into...
2892 (default_section_type_flags): ... here.
2893 (decl_readonly_section_1): Merge into...
2894 (decl_readonly_section): ... here.
2895 (default_elf_select_section_1): Merge into...
2896 (default_elf_select_section): ... here.
2897 (default_unique_section_1): Merge into...
2898 (default_unique_section): ... here.
2899 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
2900 (default_select_rtx_section): Use it.
2901 (default_elf_select_rtx_section): Likewise.
2902 * output.h: Update to match.
2903 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
2904 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
2905 (TARGET_ASM_RELOC_RW_MASK): New.
2906 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
2907 to categorize_decl_for_section.
2908 (x86_64_elf_unique_section): Likewise.
2909 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
2910 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
2911 (TARGET_ASM_RELOC_RW_MASK): New.
2912 * config/ia64/ia64.c (ia64_rwreloc_select_section,
2913 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
2914 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
2915 (TARGET_RWRELOC): Remove.
2916 (ia64_section_type_flags): Adjust call to default_section_type_flags.
2917 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2918 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
2919 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
2920 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
2921 (rs6000_xcoff_select_section): Use decl_readonly_section.
2922 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
2923 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2924 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
2925 (TARGET_SECTION_TYPE_FLAGS): Remove.
2926 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
2928 2007-03-09 Roger Sayle <roger@eyesopen.com>
2930 * fold-const.c (fold_comparison): Remove compile-time evaluation of
2931 complex constant equality/inequality comparisons for here.
2932 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
2933 known at compile-time or can be simplified to a scalar comparison.
2934 (fold_relational_const): Move compile-time evaluation of complex
2935 constant equality/inequality comparisons to here.
2937 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2939 PR rtl-optimization/30643
2940 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
2942 (fold_rtx): Recurse, like before 2006-11-03.
2944 2007-03-09 DJ Delorie <dj@redhat.com>
2946 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
2949 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
2951 PR tree-optimization/30375
2952 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
2953 LHS of statements is not the same.
2954 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
2956 2007-03-09 Chao-ying Fu <fu@mips.com>
2958 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
2960 * doc/invoke.texi (-mdspr2): Document new option.
2961 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
2962 New unspec for DSP REV 2.
2963 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
2964 these instructions are extended in DSP REV 2.
2965 (mips-dspr2.md): Include.
2966 * config/mips/mips.opt (mdspr2): New option.
2967 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
2968 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
2969 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
2970 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
2971 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
2972 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
2973 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
2975 (bdesc_map): Add one field of unsupported_target_flags.
2976 (bdesc_arrays): Update entries to have extra fields. Add
2978 (mips_init_builtins): Initialize new function types.
2979 Check unsupported_target_fileds to filter out builtins.
2980 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
2982 (ASM_SPEC): Pass mdspr2 to the assembler.
2983 * config/mips/mips-dspr2.md: New file.
2985 2007-03-09 Sa Liu <saliu@de.ibm.com>
2987 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
2989 2007-03-09 Ian Lance Taylor <iant@google.com>
2991 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
2992 argument) like -Wstrict-overflow=2.
2993 * doc/invoke.texi (Warning Options): Update documentation.
2995 2007-03-09 Dirk Mueller <dmueller@suse.de>
2998 * doc/invoke.texi (-Wlogical-op): Document.
2999 * common.opt (-Wlogical-op): New.
3000 * c-common.h (warn_logical_operator): Declare.
3001 * c-common.c (warn_logical_operator): Define.
3002 * c-typeck.c (parser_build_binary_op): Call
3003 warn_logical_operator.
3005 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3007 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
3008 * final.c (final_scan_insn): Test for non-"" file name.
3010 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
3012 * doc/loop.texi: Document the Omega linear constraints solver.
3013 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
3014 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
3015 omega-hash-table-size, omega-max-keys, and
3016 omega-eliminate-redundant-constraints.
3017 * tree-pass.h (pass_check_data_deps): Declared.
3020 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
3021 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
3022 pass_check_data_deps): New.
3023 * tree-data-ref.c (init_data_ref): Remove declaration.
3024 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
3025 (analyze_array): Renamed init_array_ref, move up initializations.
3026 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
3027 Removed arguments that are set to NULL.
3028 (analyze_indirect_ref): Correct indentation, correct call to
3030 (object_analysis): Call init_array_ref instead of analyze_array.
3031 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
3032 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
3033 of DR_ACCESS_FNS_ADDR.
3034 (init_omega_eq_with_af, omega_extract_distance_vectors,
3035 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
3036 ddr_consistent_p): New.
3037 (compute_affine_dependence): Check consistency of ddrs when
3038 flag_check_data_deps is passed.
3039 (analyze_all_data_dependences): Uncomment.
3040 (tree_check_data_deps): New.
3041 * tree-data-ref.h: Include omega.h.
3042 (DR_ACCESS_FNS_ADDR): Removed.
3043 (data_dependence_relation): Add inner_loop.
3044 (DDR_INNER_LOOP): New.
3045 * common.opt (fcheck-data-deps): New.
3046 * tree-flow.h (tree_check_data_deps): Declare.
3047 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
3048 (OBJS-common): Depend on omega.o.
3050 * passes.c (pass_check_data_deps): Scheduled.
3051 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
3052 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
3053 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
3054 PARAM_VECT_MAX_VERSION_CHECKS,
3055 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
3057 2007-03-09 Richard Guenther <rguenther@suse.de>
3059 PR tree-optimization/30904
3061 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
3062 the same way as *_DIV_EXPR.
3064 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3066 * recog.c (decode_asm_operands): No mixed declarations and code.
3068 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3070 * rtl.def (ASM_INPUT): Add location.
3071 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
3072 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
3073 (decode_asm_operands): Add loc operand.
3074 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
3075 * stmt.c (expand_asm): Rename to...
3076 (expand_asm_loc): ... this. Add locus argument. Pass it on to
3077 gen_rtx_ASM_INPUT_loc.
3078 (expand_asm_expr): Adjust.
3079 * recog.c (decode_asm_operands): Add loc operand.
3080 (check_asm_operands, extract_insn): Adjust.
3081 * reload1.c (maybe_fix_stack_asms): Likewise.
3082 * final.c (asm_insn_count): Likewise.
3083 (final_scan_insn): Output # line before and after asm.
3085 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
3087 * tree-ssa-structalias.c (variable_info): Remove
3089 (new_var_info): Ditto.
3090 (shared_bitmap_info_t): New structure.
3091 (shared_bitmap_table): New variable.
3092 (shared_bitmap_hash): New function.
3093 (shared_bitmap_eq): Ditto
3094 (shared_bitmap_lookup): Ditto.
3095 (shared_bitmap_add): Ditto.
3096 (merge_smts_into): Change to take bitmap directly.
3097 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
3098 (init_alias_vars): Init shared bitmap hashtable.
3099 (delete_points_to_sets): Delete shared bitmap hashtable.
3100 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
3101 is_aliased removal as a change that was still necessary was
3104 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
3106 * config/i386/i386.h (override_options): Conditionally disable
3107 x86_sahf for 64bit targets only.
3109 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3112 * c-decl.c (merge_decls): Don't call make_var_volatile.
3113 * varasm.c (make_var_volatile): Remove.
3114 * output.h (make_var_volatile): Remove.
3116 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
3118 PR tree-optimization/31085
3119 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
3121 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3123 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
3124 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
3125 ATTR_CONST_NOTHROW_LIST.
3127 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3130 2007-03-08 Diego Novillo <dnovillo@redhat.com>
3132 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
3134 2007-03-08 Geoffrey Keating <geoffk@apple.com>
3137 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
3139 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
3140 passed, use shared libgcc.
3142 2007-03-08 Roger Sayle <roger@eyesopen.com>
3144 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
3145 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3146 (honor_protect_cleanup_actions, lower_try_finally_switch):
3148 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
3149 ifc_temp_var): Likewise.
3150 * tree-inline.c (setup_one_parameter): Likewise.
3151 * tree-mudflap.c (mf_decl_cache_locals,
3152 mf_build_check_statement_for): Likewise.
3153 * tree-nested.c (init_tmp_var, save_tmp_var,
3154 finalize_nesting_tree_1): Likewise.
3155 * tree-outof-ssa.c (insert_copy_on_edge,
3156 insert_backedge_copies): Likewise.
3157 * tree-profile.c (tree_gen_edge_profiler,
3158 tree_gen_ic_profiler): Likewise.
3159 * tree-scalar-evolution.c (scev_const_prop): Likewise.
3160 * tree-sra.c (sra_build_assignment): Likewise.
3161 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
3162 * tree-ssa-math-opts.c (insert_reciprocals,
3163 execute_cse_sincos_1): Likewise.
3164 * tree-tailcall.c (adjust_accumulator_values,
3165 adjust_return_value): Likewise.
3166 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
3167 * tree-vect-transform.c (vect_create_data_ref_ptr,
3168 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
3169 vect_create_epilog_for_reduction, vectorizable_reduction,
3170 vectorizable_call, vectorizable_conversion,
3171 vectorizable_assignment, vectorizable_operation,
3172 vectorizable_type_demotion, vect_gen_widened_results_half,
3173 vect_permute_store_chain, vectorizable_store,
3174 vect_setup_realignment, vect_permute_load_chain,
3175 vectorizable_load, vectorizable_condition,
3176 vect_create_cond_for_align_checks): Likewise.
3177 * tree-vrp.c (build_assert_expr_for): Likewise.
3179 2007-03-08 Ian Lance Taylor <iant@google.com>
3181 * tree-vrp.c: Include "intl.h".
3182 (usable_range_p): New static function.
3183 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
3184 overflowed values, juts set *strict_overflow_p.
3185 (compare_values): Only return -2 if one of the operands is not a
3187 (compare_ranges): Call usable_range_p.
3188 (compare_range_with_value): Likewise.
3189 (vrp_evaluate_conditional_warnv): Rename from
3190 vrp_evaluate_conditional. Make static. Change all callers.
3191 (vrp_evaluate_conditional): New function.
3192 (simplify_div_or_mod_using_ranges): Issue warning about reliance
3194 (simplify_abs_using_ranges): Likewise.
3195 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
3196 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
3197 within_stmt parameter.
3198 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3199 vrp_evaluate_conditional.
3200 * tree-ssa-threadedge.c
3201 (record_temporary_equivalences_from_stmts_at_dest): Change
3202 simplify parameter to take a second tree parameter.
3203 (simplify_control_stmt_condition): Likewise.
3204 (thread_across_edge): Likewise.
3205 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3206 (thread_across_edge): Likewise.
3207 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
3209 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
3211 * config/i386/i386.h (TARGET_SAHF): New define.
3212 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
3213 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
3214 (x86_sahf): New global variable.
3215 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
3216 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
3217 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
3218 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
3220 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
3221 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
3222 when expanding fcomi/sahf based tests.
3223 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
3224 expanding sahf based alternative. Emit sahf based sequence when
3225 optimizing for code size.
3226 * config/i386/i386.md (x86_sahf_1): Do not disable for
3227 TARGET_64BIT, enable for TARGET_SAHF.
3229 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
3231 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
3232 spurious whitespace from error message.
3234 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
3237 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
3239 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
3241 * c-decl.c (grokdeclarator): Disable warnings for anonymous
3243 * tree-sra.c (instantiate_element): Propagate disabled warnings
3244 from the element itself to the created variable.
3246 2007-03-07 Richard Henderson <rth@redhat.com>
3249 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
3250 silently fix up the stack in the case of a missing register.
3252 2007-03-07 Paul Brook <paul@codesourcery.com>
3254 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
3256 2007-03-07 Joseph Myers <joseph@codesourcery.com>
3258 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
3260 (phase1_vrs): Use them.
3261 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
3262 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
3263 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
3264 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
3265 __gnu_Unwind_Restore_WMMXC if required.
3266 (_Unwind_VRS_Pop): Implement iWMMXt support.
3267 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
3268 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
3269 gnu_Unwind_Save_WMMXC): Define.
3271 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3273 * config/vxworks.h (vxworks_override_options): Declare.
3274 (VXWORKS_OVERRIDE_OPTIONS): Use it.
3275 * config/vxworks.c: Include target.h and toplev.h.
3276 (vxworks_override_options): New function.
3277 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
3279 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
3281 * config/s390/s390.c (override_options): Don't emit an error when
3282 -mstack-size is used without providing -mstack-guard.
3283 (s390_emit_prologue): Choose stack_guard value automatically if not
3284 provided via command line.
3285 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
3287 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3289 * config/i386/i386.c (output_set_got): Add a GOT initialization
3290 sequence for VxWorks PIC.
3291 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
3292 around labels as well as symbols. Use gotoff_operand instead
3293 of local_symbolic_operand.
3294 (legitimize_pic_address): Use gotoff_operand instead of
3295 local_symbolic_operand. Use @GOT accesses for labels as
3297 (ix86_output_addr_diff_elt): Use PC-relative rather than
3298 GP-relative offsets for VxWorks PIC.
3299 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
3300 no_new_pseudos. Check whether the returned register is op0.
3301 * config/i386/i386.md (tablejump): Use PC-relative rather than
3302 GP-relative offsets for VxWorks PIC.
3303 * config/i386/predicates.md (gotoff_operand): New predicate.
3305 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3307 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
3309 * config/vxworks-dummy.h: New file.
3310 * config/i386/i386.h: Include it.
3312 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
3314 * dwarf2out.c (is_inlined_entry_point): New
3315 (add_high_low_attributes): Emit DW_AT_entry_pc along with
3316 DW_AT_ranges if the first subblock is the entry point.
3318 2007-03-06 David Daney <ddaney@avtrex.com>
3320 * doc/install.texi (mips-*-*): Change recommended binutils
3323 2007-03-06 Anatoly Sokolov <aesok@post.ru>
3325 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
3326 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
3328 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3329 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3331 2007-03-06 Jan Hubicka <jh@suse.cz>
3333 * errors.h (warning, error, fatal, internal_error): Mark as cold.
3334 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
3336 (probably_cold_bb_p): Cold functions are cold.
3337 (probably_never_executed_bb_p): Cold functions are cold.
3338 (tree_bb_level_predictions): Predict calls to cold functions as not
3340 (compute_function_frequency): Check hot/cold attributes.
3341 * function.h (function_frequency): Update comments.
3342 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
3343 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
3344 (c_common_att): Add cold and hot.
3346 * doc/extend.texi (hot,cold attributes): Document.
3348 2007-03-06 Andrew Haley <aph@redhat.com>
3350 * function.c (expand_function_end): Move blockage to just after we
3351 emit the label for the naked return from the function.
3353 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3355 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
3358 2007-03-06 Jan Hubicka <jh@suse.cz>
3360 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
3361 loaded for constant large models. Non-large 64bit PIC can do.
3362 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
3363 * cmodel.h: Add LARGE PIC.
3364 * i386.md (UNSPEC_PLTOFF): New.
3365 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
3367 (*call_1_rex64): Disable for large models.
3368 (*call_1_rex64_large): New.
3369 (*call_value_1_rex64): Disable for large models.
3370 (*call_value_1_rex64_large): New.
3371 (set_rip_rex4): New.
3372 (set_got_offset_rex64): New.
3373 * predicates.md (constant_call_address_operand): For large model
3374 constant calls are not possible.
3375 * i386-protos.h (construct_plt_address): Declare.
3376 * i386.c (override_options): Accept large models.
3377 (ix86_expand_prologue): Expand large PIC GOT pointer load.
3378 (legitimate_constant_p): Add new UNSPECs.
3379 (legitimate_pic_operand_p): Likewise.
3380 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
3381 (legitimize_pic_address): Do easy RIP relative way for TLS only for
3383 (output_pic_addr_const): Add PLTOFF.
3384 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
3385 (ix86_expand_move): Legitimize pic address when in PIC mode.
3386 (construct_plt_address): New function.
3387 (ix86_expand_call): Offload the address to register and use GOT pointer
3389 * invoke.texi (mcmodel=large): Update documentation.
3391 2007-03-06 Richard Henderson <rth@redhat.com>
3393 * config/i386/i386.c (x86_use_leave, x86_push_memory,
3394 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
3395 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
3396 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
3397 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
3398 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
3399 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
3400 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
3401 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
3402 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
3403 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3404 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
3405 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3406 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3407 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
3408 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
3409 x86_schedule, x86_use_bt, x86_pad_returns,
3410 x86_use_xchgb): Merge into ...
3411 (ix86_tune_features): ... here. New array.
3412 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3413 x86_bswap): Merge into ...
3414 (ix86_arch_features): ... here. New array.
3415 (x86_3dnow_a): Remove.
3416 (x86_accumulate_outgoing_args): Make static.
3417 (x86_arch_always_fancy_math_387): Make static.
3418 (ix86_tune_mask, ix86_arch_mask): Move ...
3419 (override_options): ... to local variables here. Apply the
3420 appropriate mask to each element of ix86_arch_features and
3421 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
3422 as were done in the old macros.
3423 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
3424 * config/i386/i386.h (x86_use_leave, x86_push_memory,
3425 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
3426 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
3427 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
3428 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
3429 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
3430 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
3431 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
3432 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
3433 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
3434 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3435 x86_accumulate_outgoing_args, x86_prologue_using_move,
3436 x86_epilogue_using_move, x86_decompose_lea,
3437 x86_arch_always_fancy_math_387, x86_shift1,
3438 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3439 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3440 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
3441 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3442 x86_use_incdec, x86_pad_returns, x86_bswap,
3443 x86_partial_flag_reg_stall): Remove.
3444 (enum ix86_tune_indices): New.
3445 (ix86_tune_features): New.
3446 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
3447 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
3448 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
3449 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
3450 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
3451 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
3452 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
3453 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
3454 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
3455 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
3456 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
3457 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
3458 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
3459 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
3460 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
3461 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
3462 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
3463 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
3464 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
3465 TARGET_EXT_80387_CONSTANTS): Use it.
3466 (enum ix86_arch_indices): New.
3467 (ix86_arch_features): New.
3468 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
3469 TARGET_BSWAP): Use it.
3470 (ix86_tune_mask, ix86_arch_mask): Remove.
3472 2007-03-06 Joseph Myers <joseph@codesourcery.com>
3475 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
3476 Define using $${sysroot_headers_suffix}.
3477 * configure: Regenerate.
3478 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
3479 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
3481 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
3482 * gcc.c (print_sysroot_headers_suffix): New.
3483 (option_map): Include --print-sysroot-headers-suffix.
3484 (display_help): Mention -print-sysroot-headers-suffix.
3485 (process_command): Handle -print-sysroot-headers-suffix.
3486 (do_spec_1): Append multilib directory to include-fixed path if
3487 sysroot suffixes in use.
3488 (main): Handle -print-sysroot-headers-suffix.
3489 * Makefile.in (start.encap): Don't depend on xlimits.h
3490 (xlimits.h): Remove.
3491 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
3492 limits.h for each multilib in fixinc_list.
3493 (fixinc_list, s-fixinc_list): New.
3494 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
3495 generate them for each multilib in fixinc_list.
3496 (stmp-fixproto): Use include-fixed. Run fixproto for each
3497 multilib in fixinc_list.
3498 (mostlyclean): Don't remove xlimits.h.
3499 (clean): Remove include-fixed.
3500 (real-install-headers-tar, real-install-headers-cpio,
3501 real-install-headers-cp): Don't copy include, only include-fixed.
3502 (install-mkheaders): Depend on fixinc_list. Don't depend on
3503 xlimits.h. Save limits.h files for each multilib in fixinc_list.
3504 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
3505 SYSTEM_HEADER_DIR setting in mkheaders.conf.
3507 2007-03-06 Jan Hubicka <jh@suse.cz>
3509 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
3512 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3514 * configure.ac: Allow tm_file to contain build-directory files.
3515 * configure: Regenerate.
3516 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
3517 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
3518 * config/m68k/print-sysroot-suffix.sh: New file.
3520 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3522 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
3523 of pic_offset_table_rtx if reload_completed.
3524 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
3525 PIC_OFFSET_TABLE_REGNUM.
3526 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
3528 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
3529 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
3531 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3533 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3534 functions that call eh_return.
3536 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3538 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3539 functions that need a constant pool.
3541 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3544 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
3545 (m68k_preferred_reload_class): Likewise.
3546 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
3547 (SECONDARY_RELOAD_CLASS): Define.
3548 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
3549 (LIMIT_RELOAD_CLASS): Delete.
3550 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
3551 registers from storing bytes.
3552 (m68k_secondary_reload_class): New function.
3553 (m68k_preferred_reload_class): Likewise.
3555 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3557 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
3559 (m68k_expand_prologue): Likewise.
3561 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3563 * config/m68k/m68k-protos.h (output_sibcall): Declare.
3564 (mips_expand_epilogue): Add a bool parameter.
3565 (m68k_legitimize_sibcall_address): Declare.
3566 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
3567 (m68k_expand_epilogue): Add a parameter to select between sibling
3568 and normal epilogues. Only generate a return for the latter.
3569 (m68k_ok_for_sibcall_p): New function.
3570 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
3571 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
3572 (sibcall_value, *sibcall_value): Likewise.
3573 (*call, *call_value): Require !SIBLING_CALL_P.
3574 (epilogue): Update call to m68k_expand_epilogue.
3575 (sibcall_epilogue): New pattern.
3576 * config/m68k/predicates.md (const_call_operand): Say that this
3577 predicate applies to sibling calls too.
3578 (sibcall_operand): New predicate.
3580 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3582 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
3583 alternatives as movsi_cf.
3584 (movsf_cf_hard): Add commentary.
3586 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
3587 Richard Sandiford <richard@codesourcery.com>
3589 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
3590 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
3591 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
3592 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
3593 as being live on exit from an interrupt function.
3594 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
3595 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
3596 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
3597 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
3598 (m68k_interrupt_function_p): Globalize.
3599 (m68k_compute_frame_layout): Remove reverse mask code.
3600 (m68k_emit_movem, m68k_set_frame_related): New functions.
3601 (m68k_output_function_prologue): Delete in favor of...
3602 (m68k_expand_prologue): ...this new function.
3603 (m68k_output_function_epilogue): Delete in favor of...
3604 (m68k_expand_epilogue): ...this new function.
3605 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
3607 (print_operand): Handle %?.
3608 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
3609 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
3610 (prologue, epilogue): New patterns.
3611 (return): Turn into a define_expand.
3612 (*return): New pattern, derived from old "return" pattern. Use rte
3613 rather than rts for interrupt functions. Only use rtd if the pop
3615 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
3616 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
3617 (link, *link, unlink, *unlink, load_got): Likewise.
3619 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3623 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
3624 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
3625 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
3626 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
3627 and m68k_matches_u_p.
3628 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
3629 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
3630 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
3631 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
3632 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
3633 (REG_STRICT_P): New macro.
3634 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
3635 PCREL_GENERAL_OPERAND_OK.
3636 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
3637 m68k_legitimate_base_reg_p.
3638 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
3639 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
3640 (PIC_CASE_VECTOR_ADDRESS): Update comment.
3641 * config/m68k/m68k.c (m68k_address): New structure.
3642 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
3643 (m68k_decompose_index, m68k_legitimate_constant_address_p)
3644 (m68k_jump_table_ref_p, m68k_decompose_address)
3645 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
3646 (m68k_matches_u_p): New functions.
3647 (print_operand_address): Rewrite to use m68k_decompose_index.
3649 2007-03-05 David Taylor <dtaylor@emc.com>
3651 * gcc.c: Correct copyright date in --version output.
3653 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3655 * pa.md: In unamed move patterns, disparge copies between general
3656 and floating point registers using '?' modifier. Don't include 'f'
3657 constraint for register preferences in DImode, SImode, HImode and
3658 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
3659 Remove constraints for copies between general and floating registers
3660 in soft-float DFmode pattern.
3661 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
3665 2007-03-05 Mike Stump <mrs@apple.com>
3667 * c-common.c (targetcm): Add.
3668 * c-opts.c (c_common_handle_option): Handle language specific
3670 * opts.c (handle_option): Verify language for target options, if
3672 * opth-gen.awk: Add CL_LANG_ALL.
3673 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
3674 (TARGETCM_INITIALIZER): Add.
3675 * target.h (struct gcc_targetcm): Add.
3677 * targhooks.c (default_handle_c_option): Add.
3678 * targhooks.h (default_handle_c_option): Add.
3679 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
3681 * config/darwin.opt (iframework): Add.
3682 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
3683 * config/darwin-c.c (handle_c_option): Add.
3684 (TARGET_HANDLE_C_OPTION): Add.
3686 * doc/invoke.texi (Darwin Options): Add -iframework.
3688 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3690 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
3693 2007-03-05 Ian Lance Taylor <iant@google.com>
3695 * c.opt (fgnu89-inline): New option.
3696 * c-opts.c (c_common_post_options): Set default value for
3698 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
3699 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
3701 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
3702 (grokdeclarator, start_function): Likewise.
3703 * c-cppbuiltin.c (c_cpp_builtins): Define either
3704 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
3705 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
3706 (C Dialect Options): Document -fgnu89-inline.
3707 * doc/extend.texi (Function Attributes): Explain what the
3708 gnu_inline attribute does.
3709 * doc/cpp.texi (Common Predefined Macros): Document
3710 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
3712 2007-03-05 Ian Lance Taylor <iant@google.com>
3714 PR tree-optimization/31034
3715 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
3716 half-range if the other side is an overflow infinity.
3718 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
3720 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
3721 (bfin*-linux-uclibc*): New configuration.
3722 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
3724 * config/bfin/linux.h: New file.
3725 * config/bfin/libgcc-bfin.ver: New file.
3726 * config/bfin/t-bfin-uclinux: New file.
3727 * config/bfin/t-bfin-linux: New file.
3728 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
3729 (TARGET_OS_CPP_BUILTINS): New macro.
3731 2007-03-05 Richard Guenther <rguenther@suse.de>
3733 * fold-const.c (fold_binary): Remove duplicate folding
3734 of comparison of non-null ADDR_EXPR against null.
3736 2007-03-05 Richard Guenther <rguenther@suse.de>
3737 Dorit Nuzman <dorit@il.ibm.com>
3739 PR tree-optimization/26420
3740 * tree-vectorizer.c (vectorize_loops): Bail out early if there
3741 are no loops in the function. Only print the number of
3742 vectorized loops if it is greater than zero or we are supposed
3743 to print information about unvectorized loops.
3745 2007-03-05 Revital Eres <eres@il.ibm.com>
3747 * gcc.dg/var-expand1.c: New test.
3748 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
3749 when an accumulator is expanded.
3751 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3754 * c-common.c (convert_and_check): Don't give warnings for
3755 conversion if 'expr' already overflowed.
3757 2007-03-04 Roger Sayle <roger@eyesopen.com>
3760 * fold-const.c (fold_comparison): Enforce type consistency when
3761 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
3763 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
3765 * tree-ssa-address.c (create_mem_ref): Do not put an expression
3766 containing a cast to the base of TARGET_MEM_REF.
3768 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
3770 * tree.c (tree_contains_struct_check_failed): Remove spurious
3771 whitespace from error message.
3773 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3776 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
3777 instead of precision.
3779 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
3780 Nathan Sidwell <nathan@codesourcery.com>
3782 * emit-rtl.c (find_auto_inc): New.
3783 (try_split): recreate REG_INC notes,
3784 Use regular for loops rather than whiles.
3786 2007-03-03 Andreas Schwab <schwab@suse.de>
3788 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
3789 * configure: Regenerate.
3791 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3793 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
3794 flag_rounding_math, not flag_unsafe_math_optimizations.
3796 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
3798 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
3799 alpha_fold_vector_minmax): Likewise.
3800 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3801 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
3803 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3805 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
3806 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
3807 if the lhs has side-effects.
3808 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
3810 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3812 * config/i386/i386.h (TUNEMASK): Remove define.
3813 (ARCHMASK): Remove define.
3814 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
3815 Use ix86_arch_mask variable instead of ARCHMASK.
3816 * config/i386/i386.c (override_options): Ditto.
3817 (standard_80387_constant_p): Ditto.
3819 2007-03-02 Ian Lance Taylor <iant@google.com>
3821 Used signed infinities in VRP.
3822 * tree-vrp.c (uses_overflow_infinity): New static function.
3823 (supports_overflow_infinity): New static function.
3824 (make_overflow_infinity): New static function.
3825 (negative_overflow_infinity): New static function.
3826 (positive_overflow_infinity): New static function.
3827 (is_negative_overflow_infinity): New static function.
3828 (is_positive_overflow_infinity): New static function.
3829 (is_overflow_infinity): New static function.
3830 (overflow_infinity_range_p): New static function.
3831 (compare_values_warnv): New function split out of compare_values.
3832 (compare_value): Call it.
3833 (set_value_range_to_nonnegative): Add overflow_infinity
3834 parameter. Change caller.
3835 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
3837 (vrp_expr_computes_nonzero): Likewise.
3838 (compare_ranges, compare_range_with_value): Likewise.
3839 (compare_name_with_value, compare_names): Likewise.
3840 (vrp_evaluate_conditional): Likewise.
3841 (set_value_range): Handle infinity
3842 (vrp_operand_equal_p, operand_less_p): Likewise.
3843 (extract_range_from_assert): Likewise.
3844 (vrp_int_const_binop): Likewise.
3845 (extract_range_from_binary_expr): Likewise.
3846 (extract_range_from_unary_expr): Likewise.
3847 (extract_range_from_comparison): Likewise.
3848 (extract_range_from_expr): Likewise.
3849 (dump_value_range): Likewise.
3850 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
3851 (test_for_singularity): Likewise.
3852 (vrp_int_const_binop): Remove inline qualifier.
3853 (adjust_range_with_scev): Add comment.
3854 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3856 2007-03-02 Diego Novillo <dnovillo@redhat.com>
3858 * tree-ssa-structalias.c (could_have_pointers): Tidy.
3859 (get_constraint_for): Likewise.
3860 (do_structure_copy): Likewise.
3861 (find_func_aliases): Fix references to MODIFY_EXPR.
3862 (intra_create_variable_infos): Tidy.
3863 * tree-ssa-operands.c (add_virtual_operand): Add argument
3865 When adding members of alias sets, if IS_CALL_SITE is true and
3866 the symbol is not call-clobbered, skip it.
3869 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3871 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
3872 entry by means of emit_insn_at_entry.
3874 2007-03-02 Richard Henderson <rth@redhat.com>
3876 * expr.h (promoted_input_arg): Remove decl.
3877 * function.c (promoted_input_arg): Merge into ...
3878 * combine.c (setup_incoming_promotions): ... only caller.
3879 Rearrange to avoid double loop.
3881 2007-03-02 Ben Elliston <bje@au.ibm.com>
3882 Peter Bergner <bergner@vnet.ibm.com>
3883 Janis Johnson <janis187@us.ibm.com>
3885 * config/rs6000/dfp.md: New file.
3886 * config/rs6000/rs6000.md: Include dfp.md.
3887 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
3888 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
3889 and TDmode decimal float modes in FP registers.
3890 (num_insns_constant): Likewise.
3891 (rs6000_legitimate_offset_address_p): Likewise.
3892 (rs6000_legitimize_address): Likewise.
3893 (rs6000_legitimize_reload_address): Likewise.
3894 (rs6000_legitimate_address): Likewise.
3895 (rs6000_emit_move): Likewise.
3896 (function_arg_boundary): Likewise.
3897 (function_arg_advance): Likewise.
3898 (rs6000_darwin64_record_arg_recurse): Likewise.
3899 (function_arg): Likewise.
3900 (rs6000_gimplify_va_arg): Likewise.
3901 (rs6000_split_multireg_move): Likewise.
3902 (rs6000_output_function_epilogue): Likewise.
3903 (rs6000_output_function_epilogue): Likewise.
3904 (rs6000_register_move_cost): Likewise.
3905 (rs6000_function_value): Likewise.
3906 (rs6000_libcall_value): Likewise.
3908 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3910 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
3912 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3914 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
3915 Use $MULTIDIR to choose between the kernel and RTP headers,
3916 and use $WIND_BASE and $WIND_USR to locate them.
3918 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3920 * config/i386/i386.c (override_options): Put initialization of
3921 ix86_tune_mask and ix86_arch_mask to the correct place.
3923 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3924 Michael Meissner <michael.meissner@amd.com>
3927 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
3929 (TARGET_CMOVE): Use ARCHMASK.
3930 (TARGET_CMPXCHG): Ditto.
3931 (TARGET_CMPXCHG8B): Ditto.
3932 (TARGET_XADD): Ditto.
3933 (TARGET_BSWAP): Ditto.
3934 * config/i386/i386.c (ix86_tune_mask): New global variable.
3935 (ix86_arch_mask): Ditto.
3936 (override_options): Initialize ix86_tune_mask and
3937 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
3940 2007-03-02 Ben Elliston <bje@au.ibm.com>
3943 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
3945 2007-03-02 Joseph Myers <joseph@codesourcery.com>
3947 * target.h (init_dwarf_reg_sizes_extra): New target hook.
3948 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
3949 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
3950 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
3952 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
3953 rs6000_init_dwarf_reg_sizes_extra): New.
3954 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
3955 SPE register high parts.
3957 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
3959 * Makefile.in: Add install-pdf target as
3960 copied from automake v1.10 rules.
3961 * configure.ac: Add install-pdf to target list.
3962 * configure: Regenerate.
3964 2007-03-01 Paul Brook <paul@codesourcery.com>
3966 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
3967 modes to LDRD for DImode.
3968 (output_move_double): Fixup out of range ldrd/strd.
3969 (vfp_secondary_reload_class): Rename...
3970 (coproc_secondary_reload_class): ... to this. Add wb argument.
3971 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
3972 coproc_secondary_reload_class for CLASS_IWMMXT.
3973 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
3974 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
3976 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3978 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
3979 factor by the estimated number of iterations.
3980 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
3983 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
3984 decode_caches_intel, detect_caches_intel): New functions.
3985 (host_detect_local_cpu): Use detect_caches_amd and
3986 detect_caches_intel.
3988 2007-03-01 Richard Henderson <rth@redhat.com>
3990 * expr.c (emit_move_complex_push): Export.
3991 (emit_move_complex_parts): Split out from ...
3992 (emit_move_complex): ... here.
3993 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
3994 * config/i386/i386.md (movcdi): New.
3996 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
3998 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
3999 size of mode1 to check for tieable modes in MMX case.
4001 2007-03-01 Richard Sandiford <richard@codesourcery.com>
4003 * Makefile.in (rtlanal.o): Depend on tree.h.
4004 * rtl.h (offset_within_section_p, split_const): Declare.
4005 * rtlanal.c: Include tree.h.
4006 (offset_within_block_p): New function, taken from
4007 mips_offset_within_object_p.
4008 (split_const): New function, taken from mips_split_const.
4009 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
4011 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4012 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
4013 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
4014 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4015 (m68k_illegitimate_symbolic_constant_p): New function.
4016 * config/m68k/m68k.md (movsi): Remove misleading predicates.
4017 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
4018 symbolic constant that might be outside the symbol's section,
4019 move the symbol first and then add the offset.
4020 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
4022 * config/mips/mips.c (mips_split_const): Delete.
4023 (mips_offset_within_object_p): Delete.
4024 (mips_symbolic_constant_p): Use offset_within_section_p and
4025 split_const instead of mips_offset_within_object_p and
4027 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
4028 (mips_legitimize_const_move, print_operand_reloc)
4029 (mips_dangerous_for_la25_p): Use split_const instead of
4032 2007-02-28 Eric Christopher <echristo@apple.com>
4034 * Makefile.in (install-include-dir): Don't rm -rf include.
4036 2007-02-28 Richard Guenther <rguenther@suse.de>
4039 * fold-const.c (fold_binary): Do not associate expressions
4040 with more than one variable for integer types that do not wrap.
4042 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
4044 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
4045 Delete, and replace with...
4046 (fold_builtin_call_array): This. Update callers to use it.
4047 * fold-const.c (fold_build_call_list): Delete, and replace with...
4048 (fold_build_call_array): This.
4049 (fold_build_call_list_initializer): Delete, and replace with...
4050 (fold_build_call_array_initializer): This.
4051 * tree.h: Update declarations to reflect above changes.
4053 * c-typeck.c (build_function_call): Store converted arguments
4054 in a stack-allocated array instead of building a list.
4055 (convert_arguments): Store arguments in the array passed in as an
4056 argument, and return the actual number of arguments.
4057 * c-format.c: (check_function_format): Pass arguments in an
4058 array instead of a list.
4059 * c-common.c (check_function_nonnull): Likewise.
4060 (check_function_sentinel): Likewise.
4061 (check_function_arguments): Likewise.
4062 * c-common.h: Update declarations to reflect above changes.
4064 2007-02-28 Jan Hubicka <jh@suse.cz>
4066 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
4067 PRED_NEGATIVE_RETURN): Update outcomes.
4069 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
4071 * calls.c (emit_library_call_value_1): Handle partial registers
4072 correctly when building up CALL_INSN_FUNCTION_USAGE.
4074 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4076 * pa/predicates.md (move_src_operand): Allow zero for mode.
4077 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
4080 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
4083 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
4084 *movv2df_internal): Enable pattern only for valid operand
4086 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
4087 tie only 128bit modes. For MMX registers, tie only 64bit modes.
4089 2007-02-27 Mike Stump <mrs@apple.com>
4091 * config/darwin-crt3.c: Avoid compilation when compiling for a
4094 2007-02-27 Joseph Myers <joseph@codesourcery.com>
4096 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
4098 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
4099 for fixed headers and limits.h.
4100 (install-include-dir, install-headers-tar, install-headers-cpio,
4101 install-headers-cp, real-install-headers-tar,
4102 real-install-headers-cpio, real-install-headers-cp): Handle
4103 include-fixed as well as include.
4104 (install-mkheaders): Don't install files that go only in include
4106 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
4107 from GCC_INCLUDE_DIR.
4108 * gcc.c (process_command): Remove special -BstageN/ handling.
4109 (do_spec_1): Add include-fixed directories.
4111 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4113 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
4115 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
4117 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
4120 2007-02-27 Mark Mitchell <mark@codesourcery.com>
4122 * c-common.c (get_priority): Add check for
4123 SUPPORTS_INIT_PRIORITY.
4125 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4127 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
4129 * config/bfin/bfin.c: Include "cfglayout.h".
4130 (MAX_LSETUP_DISTANCE): New macro.
4131 (struct loop_info): New members incoming, incoming_src and
4132 incoming_dest. Delete member predecessor.
4133 (length_for_loop): New function.
4134 (bfin_optimize_loop): Handle more different loop structures.
4135 (bfin_discover_loop): Rework detection of predecessor blocks by
4136 examining incoming edges.
4137 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
4139 (bfin_reorder_loops): New function.
4140 (bfin_reorg_loops): Use these three new functions.
4142 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
4143 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
4144 (CONSTRAINT_LEN): Add entry for 'q'.
4145 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
4146 Add 'q' constraints.
4147 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
4148 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
4150 * config/bfin/bfin.md (add_with_carry): New pattern.
4151 (s_or_u, su_optab, su_modifier): New code macros/attrs.
4152 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
4153 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
4154 support unsigned multiplies too. Removed incorrect commutativity from
4155 operand 1 constraint where appropriate.
4156 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
4158 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
4159 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
4161 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
4162 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
4163 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
4164 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
4165 usmulhisi_hh_huh): New patterns.
4167 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
4168 lshifthi3): Fix output template to use half reg for operand 2.
4170 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
4173 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
4175 2007-02-27 Andreas Schwab <schwab@suse.de>
4177 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
4179 2007-02-27 Jan Hubicka <jh@suse.cz>
4181 * predict.c (last_basic_block_p): Remove.
4182 (tree_estimate_probability): Update return heuristic for commonized
4185 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4187 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
4189 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4191 * doc/include/gcc-common.texi (versionsubtitle): New macro.
4192 * doc/cpp.texi: Standardize title page.
4193 * doc/cppinternals.texi: Likewise.
4194 * doc/gcc.texi: Standardize title page, remove version number
4195 from copyright page.
4196 * doc/gccint.texi: Likewise.
4197 * doc/install.texi: Standardize title page, add table of
4200 2007-02-26 Jan Hubicka <jh@suse.cz>
4202 * predict.def: Set outcomes according to more recent results.
4203 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
4204 Remove dead predictors.
4205 * predict.c (return_prediction): Fix pasto.
4207 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4209 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
4210 change; avoid a memory leak when returning early.
4212 2007-02-26 Mark Mitchell <mark@codesourcery.com>
4214 * c-decl.c (static_ctors): Move to c-common.c.
4215 (static_dtors): Likewise.
4216 (finish_function): Use c_record_cdtor_fn.
4217 (build_cdtor): Move to c-common.c.
4218 (c_write_global_declarations): Use c_build_cdtor_fns.
4219 * c-common.h (static_ctors): Declare.
4220 (static_dtors): Likewise.
4221 (c_record_cdtor_fn): Likewise.
4222 (c_build_cdtor_fns): Likewise.
4223 * c-common.c (static_ctors): New variable.
4224 (static_dtors): Likewise.
4225 (c_record_cdtor_fn): New function.
4226 (build_cdtor): Move from c-decl.c
4227 (c_build_cdtor_fns): New function.
4229 * output.h (assemble_addr_to_section): Declare.
4230 (get_cdtor_priority_section): Likewise.
4231 * varasm.c (assemble_addr_to_section): New function.
4232 (get_cdtor_priority_section): Likewise.
4233 (default_named_section_asm_out_destructor): Use them.
4234 (destor_dtor_section_asm_out_destructor): Likewise.
4235 (default_named_section_asm_out_constructor): Likewise.
4236 (default_ctor_section_asm_out_constructor): Likewise.
4237 * config.gcc (*-*-vxworks*): Include vxworks.o.
4238 * config/t-vxworks (vxworks.o): New target.
4239 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
4240 (TARGET_ASM_CONSTRUCTOR): Define.
4241 (TARGET_ASM_DESTRUCTOR): Likewise.
4242 (vxworks_asm_out_constructor): Declare.
4243 (vxworks_asm_out_destructor): Likewise.
4245 * c-common.c (get_priority): Check that we have not just an
4246 INTEGER_CST, but an integer constant with integeral type.
4248 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
4250 PR tree-optimization/30938
4251 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
4252 use &dt[nargs-1] instead of &dt[nargs] in the call to
4253 vect_is_simple_use().
4255 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
4257 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
4258 from register elimination as PRE_MODIFY / POST_MODIFY increments.
4259 Do not attempt to handle MEM inside auto-inc expressions.
4260 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
4261 of a register modified by an auto-inc expression. However, do handle
4262 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
4263 (elimination_effects): Prohibit elimination of a register modified
4264 by an auto-inc expression. Disable register elimination rules whose
4265 target register is modified by an auto-inc expression with variable
4268 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4270 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
4272 (array_at_struct_end_p): New function.
4273 (idx_infer_loop_bounds): Use it.
4274 (estimate_numbers_of_iterations_loop): Export.
4275 * predict.c (predict_loops): Use estimated_loop_iterations_int.
4276 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
4277 (tree_estimate_probability): Call record_loop_exits.
4278 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
4279 (estimated_loop_iterations, estimated_loop_iterations_int,
4280 estimated_loop_iterations_tree): New functions.
4281 (analyze_siv_subscript_cst_affine,
4282 compute_overlap_steps_for_affine_1_2,
4283 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
4284 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
4285 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
4286 (PRED_LOOP_ITERATIONS_GUESSED): New.
4287 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
4288 * cfgloop.h (estimate_numbers_of_iterations_loop,
4289 estimated_loop_iterations_int): Declare.
4291 2007-02-25 Mark Mitchell <mark@codesourcery.com>
4293 * doc/extend.texi: Document optional priority argument to
4294 constructors and destructors.
4295 * tree.c (init_priority_for_decl): Adjust GTY markers.
4296 (init_ttree): Use priority-info hash functions for
4297 init_priority_for_decl.
4298 (tree_map_eq): Rename to ...
4299 (tree_map_base_eq): ... this.
4300 (tree_map_marked_p): Rename to ...
4301 (tree_map_base_marked_p): ... this.
4302 (tree_map_base_hash): New function.
4303 (decl_init_priority_lookup): Rework.
4304 (decl_fini_priority_lookup): New function.
4305 (decl_priority_info): New function.
4306 (decl_init_priority_insert): Use it.
4307 (decl_fini_priority_insert): Likewise.
4308 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
4310 (decl_restrict_base_insert): Likewise.
4311 (decl_debug_expr_insert): Likewise.
4312 (decl_value_expr_lookup): Likewise.
4313 (decl_value_expr_insert): Likewise.
4314 * tree.h (priority_type): New type.
4315 (decl_init_priority_lookup): Use priority_type.
4316 (decl_fini_priority_lookup): New function.
4317 (decl_init_priority_insert): Use priority_type.
4318 (decl_fini_priority_insert): New function.
4319 (DECL_HAS_INIT_PRIORITY): Tweak comments.
4320 (DECL_INIT_PRIORITY): Likewise.
4321 (SET_DECL_INIT_PRIORITY): Add comment.
4322 (DECL_FINI_PRIORITY): New macro.
4323 (SET_DECL_FINI_PRIORITY): Likewise.
4324 (DEFAULT_INIT_PRIORITY): Document.
4325 (MAX_INIT_PRIORITY): Likewise.
4326 (MAX_RESERVED_INIT_PRIORITY): Likewise.
4327 (tree_map_base): New type.
4328 (tree_map_base_eq): New function.
4329 (tree_map_base_hash): Likewise.
4330 (tree_map_base_marked_p): Likewise.
4331 (tree_map): Inherit from tree_map_base.
4332 (tree_map_eq): Make it a macro.
4333 (tree_map_marked_p): Likewise.
4334 (tree_int_map): Inherit from tree_map_base.
4335 (tree_int_map_eq): Make it a macro.
4336 (tree_int_map_hash): Likewise.
4337 (tree_int_map_marked_p): Likewise.
4338 (tree_priority_map): New type.
4339 (tree_priority_map_eq): New macro.
4340 (tree_priority_map_hash): Likewise.
4341 (tree_priority_map_marked_p): Likewise.
4342 * varasm.c (emults_decl): Adjust for refactoring of tree_map
4344 (emutls_common_1): Likewise.
4345 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
4346 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
4347 of tree_map hierarchy.
4348 * tree-cfg.c (move_stmt_r): Likewise.
4349 (new_label_mapper): Likewise.
4350 * c-tree.h (c_expand_body): Move to ...
4351 * c-common.h (c_expand_body): ... here.
4352 * c-decl.c (c_expand_body): Move to ...
4353 * c-common.c (c_expand_body): ... here.
4354 (c_common_attribute_table): Allow 1 argument for the constructor
4355 and destructor attributes.
4356 (get_priority): New function.
4357 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
4358 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
4360 2007-02-24 Jan Hubicka <jh@suse.cz>
4363 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
4365 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4366 Jan Hubicka <jh@suse.cz>
4369 * i386.c (counter_mode): New function.
4370 (expand_set_or_movmem_via_loop): Use it.
4371 (expand_movmem_epilogue): Likewise; fix pasto.
4372 (ix86_expand_movmem): Do emit guard even for constant counts.
4373 (ix86_expand_setmem): Likewise.
4375 2007-02-25 Nick Clifton <nickc@redhat.com>
4377 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
4378 (JUMP_TABLES_IN_TEXT_SECTION): Define.
4380 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4383 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
4384 count argument with 0x10, not with 0x16.
4385 (expand_setmem_epilogue): Ditto.
4387 2007-02-24 Mike Stump <mrs@apple.com>
4389 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
4392 2007-02-24 Richard Guenther <rguenther@suse.de>
4395 * fold-const.c (fold_binary): Fold x +- CST op x for
4396 EQ_EXPR and NE_EXPR.
4398 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4400 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
4402 2007-02-24 Jan Hubicka <jh@suse.cz>
4404 * cgraphunit.c (decide_is_function_needed): Honor
4405 -fkeep-inline-functions.
4407 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4409 * builtins.c (fold_builtin_modf): New.
4410 (fold_builtin_2): Use it.
4412 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
4414 * loop-iv.c (implies_p): Detect additional cases where A implies B.
4415 (determine_max_iter): Take additional LOOP arg; all callers changed.
4416 Lose broken logic dealing with PLUS. Try to limit the upper bound by
4417 one using simplifications.
4418 (simplify_using_initial_values): Return if the expression becomes
4419 invalid due to altered regs.
4421 2007-02-23 DJ Delorie <dj@redhat.com>
4423 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
4425 2007-02-23 Mike Stump <mrs@apple.com>
4427 * tlink.c (scan_linker_output): Parse linker messages from
4428 darwin9's linker better.
4430 2007-02-23 Steve Ellcey <sje@cup.hp.com>
4433 * varpool.c (varpool_assemble_pending_decls): Set
4434 varpool_last_needed_node to null.
4436 2007-02-23 DJ Delorie <dj@redhat.com>
4438 * config/i386/i386.c (ix86_data_alignment): Don't specify an
4439 alignment bigger than the object file can handle.
4441 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
4444 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
4445 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
4446 (*movsf_1): Penalize MMX moves.
4448 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
4450 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
4451 2^32-1 or more times unless flag_unsafe_loop_optimizations.
4453 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
4455 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4457 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
4458 (fold_builtin_1): Use them.
4459 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4460 BUILT_IN_SIGNIFICAND.
4462 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
4464 * config/i386/i386.c (bdesc_1arg): Initialize
4465 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
4466 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
4467 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
4468 and IX86_BUILTIN_MOVSLDUP.
4470 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
4472 PR rtl-optimization/30841
4473 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
4475 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4477 * builtins.c (fold_builtin_frexp): New.
4478 (fold_builtin_2): Use it.
4480 2007-02-22 Mark Mitchell <mark@codesourcery.com>
4482 * doc/invoke.texi (Spec Files): Document getenv spec function.
4484 * gcc.c (getenv_spec_function): New function.
4485 (static_spec_functions): Add it.
4486 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
4487 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
4490 2007-02-22 Michael Matz <matz@suse.de
4493 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
4494 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
4496 2007-02-22 Ian Lance Taylor <iant@google.com>
4499 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
4500 (mem_loc_descriptor): Call it.
4502 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
4503 Ira Rosen <irar@il.ibm.com>
4505 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
4507 2007-02-22 Ira Rosen <irar@il.ibm.com>
4509 PR tree-optimization/30843
4510 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
4511 stores only after all the group is vectorized.
4513 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
4515 PR tree-optimization/30858
4516 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
4517 in the reduction cycle have a single use in the loop.
4518 * tree-vectorizer.h (relevant): Add documentation.
4520 2007-02-20 Mike Stump <mrs@apple.com>
4522 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
4523 * configure: Regenerate.
4525 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4527 Change the defaults of some parameters and options.
4528 * config/spu/spu-protos.h (spu_optimization_options): Declare.
4529 * config/spu/spu.c (spu_optimization_options): Add.
4530 (spu_override_options): Change params in spu_optimization_options.
4531 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
4533 Register 127 is only 16 byte aligned when used as a frame pointer.
4534 * config/spu/spu-protos.h (spu_init_expanders): Declare.
4535 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
4536 HARD_FRAME_POINTER_REGNUM.
4537 (spu_legitimate_address): Use regno_aligned_for_reload.
4538 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
4539 aligned when frame_pointer_needed is true.
4540 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
4542 * config/spu/spu.h (INIT_EXPANDERS): Define.
4544 Make sure shift and rotate instructions have valid immediate operands.
4545 * config/spu/predicates.md (spu_shift_operand): Remove.
4546 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
4547 * config/spu/constraints.md (W, O): Extend range.
4548 * config/spu/spu.md (umask, nmask): Define.
4549 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
4550 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
4551 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
4552 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
4553 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
4554 (lshr<mode>3_reg): Fix rtl description.
4556 Make sure mulhisi immediate operands are valid.
4557 * config/spu/predicates.md (imm_K_operand): Add.
4558 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
4560 Generate constants using fsmbi and andi.
4561 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
4562 (print_operand, spu_split_immediate, classify_immediate,
4563 fsmbi_const_p): Handle IC_FSMBI2.
4565 Correctly handle a CONST_VECTOR containing symbols.
4566 * config/spu/spu.c (print_operand): Handle HIGH correctly.
4567 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
4568 (immediate_load_p): Allow symbols that use 2 instructions to create.
4569 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
4570 with symbols when flag_pic is set.
4571 (const_vector_immediate_p): New.
4572 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
4573 accept a CONST_VECTOR with symbols.
4574 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
4575 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
4577 * config/spu/spu.md (high, low): Delete.
4578 (low_<mode>): Define.
4580 Remove INTRmode and INTR_REGNUM, which didn't work.
4581 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
4583 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
4584 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
4585 peephole2 pattern): Don't use INTR or 131.
4586 (movintrcc): Delete.
4587 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
4588 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
4589 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
4590 (UNSPEC_SET_INTR): Add.
4591 * config/spu/spu-modes.def (INTR): Remove.
4593 More accurate warnings about run-time relocations.
4594 * config/spu/spu.c (reloc_diagnostic): Test in_section.
4596 Correctly warn about immediate arguments to specific intrinsics.
4597 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
4598 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
4599 the instruction predicate.
4601 Fix tree check errors with latest update.
4602 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
4604 (spu_expand_builtin): Use CALL_EXPR_FN.
4606 Add missing specific intrinsics.
4607 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
4609 * config/spu/spu_internals.h: Ditto.
4611 Fix incorrect operand modifiers.
4612 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
4613 * config/spu/spu.md (xor<mode>3): Change %S to %J.
4615 Optimize one case of zero_extend of a vec_select.
4616 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
4618 Accept any immediate for hbr.
4619 * config/spu/spu.md (hbr): Change s constraints to i.
4621 2007-02-21 Paul Brook <paul@codesourcery.com>
4623 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
4624 condexec_count when skipping USE and CLOBBER.
4626 2007-02-21 Nick Clifton <nickc@redhat.com>
4628 * common.opt (Warray-bounds): Add Warning attribute.
4629 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
4631 (fsized-zeroes): Add Optimization attribute.
4632 (fsplit-wide-types, ftree-scev-cprop): Likewise.
4633 * c.opt (Wc++0x-compat): Add Warning attribute.
4635 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4638 * reload1.c (eliminate_regs_in_insn): In the single_set special
4639 case, attempt to re-recognize the insn before falling back to
4640 having reload fix it up.
4642 2007-02-20 Eric Christopher <echristo@gmail.com>
4644 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
4645 Rewrite accordingly.
4646 (frv_read_iacc_argument): Ditto.
4647 (frv_expand_set_builtin): Take a call instead of arglist, update for
4649 (frv_expand_unop_builtin): Ditto.
4650 (frv_expand_binop_builtin): Ditto.
4651 (frv_expand_cut_builtin): Ditto.
4652 (frv_expand_binopimm_builtin): Ditto.
4653 (frv_expand_voidbinop_builtin): Ditto.
4654 (frv_expand_int_void2arg): Ditto.
4655 (frv_expand_prefetches): Ditto.
4656 (frv_expand_voidtriop_builtin): Ditto.
4657 (frv_expand_voidaccop_builtin): Ditto.
4658 (frv_expand_load_builtin): Ditto.
4659 (frv_expand_store_builtin): Ditto.
4660 (frv_expand_mdpackh_builtin): Ditto.
4661 (frv_expand_mclracc_builtin): Ditto.
4662 (frv_expand_mrdacc_builtin): Ditto.
4663 (frv_expand_mwtacc_builtin): Ditto.
4664 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
4667 2007-02-20 Janis Johnson <janis187@us.ibm.com>
4669 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
4670 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
4672 (HAVE_GAS_DFP): Check for assembler support of decimal floating
4674 * configure: Regenerate.
4675 * config.in: Regenerate.
4676 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
4677 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
4678 masks to power6 and power6x and to POWERPC_MASKS.
4679 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4681 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
4682 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
4683 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4684 Access PROTOTYPE as variable, not mask.
4686 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4688 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
4689 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
4690 * combine.c (adjust_for_new_dest): Use it.
4691 * postreload.c (reload_combine): Likewise.
4693 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4695 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
4696 notes on an insn with multiple sets, even if single_set returns
4697 non-NULL for that insn.
4699 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4701 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
4704 2007-02-20 Geoffrey Keating <geoffk@apple.com>
4706 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
4707 if user didn't pass it.
4708 * config/i386/darwin.h (CC1_SPEC): Likewise.
4709 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
4710 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
4711 -mmacosx-version-min.
4713 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4714 Uros Bizjak <ubizjak@gmail.com>
4716 * optabs.h (enum optab_index): Add new OTI_scalb.
4717 (scalb_optab): Define corresponding macro.
4718 * optabs.c (init_optabs): Initialize scalb_optab.
4719 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
4721 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
4722 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
4723 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
4724 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
4725 flag_unsafe_math_optimizations is set.
4727 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
4728 to implement scalbf, scalb and scalbl built-ins as inline x87
4731 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4732 DJ Delorie <dj@redhat.com>
4735 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
4736 (diagnostic_report_diagnostic): ... here, and turn them into real
4737 errors. If warnings are inhibited, no need to do anything.
4739 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
4741 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
4742 better code generation.
4744 2007-02-20 Ben Elliston <bje@au.ibm.com>
4746 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
4748 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
4750 * config/alpha/alpha.c, config/alpha/alpha.md,
4751 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
4752 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
4753 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
4754 config/arm/lib1funcs.asm: Follow spelling conventions.
4756 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
4757 config/fr30/fr30.md, config/i386/i386.h,
4758 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4759 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
4760 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
4761 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
4762 config/rs6000/altivec.md, config/rs6000/rs6000.c,
4763 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
4764 config/sparc/sparc.c, config/sparc/sparc.h,
4765 config/sparc/sparc.md, config/spu/constraints.md,
4766 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
4769 2007-02-20 Alan Modra <amodra@bigpond.net.au>
4772 * varasm.c (use_blocks_for_decl_p): Return false for decls with
4775 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4777 * doc/invoke.texi (-ftree-lrs): Remove.
4779 2007-02-19 Diego Novillo <dnovillo@redhat.com>
4781 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
4784 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
4786 * config/ia64/ia64.c (ia64_expand_builtin): Use the
4787 new CALL_EXPR_FN macro for retrieving the function
4788 declaration of the input expression.
4790 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4792 * c.opt (Waddress): New.
4793 * common.opt (Walways-true): Delete.
4794 (Wstring-literal-comparison): Delete.
4795 * doc/invoke.texi (Warning Options): Delete -Walways-true and
4796 -Wstring-literal-comparison. Add -Waddress.
4798 (Walways-true): Delete.
4799 (Wstring-literal-comparison): Delete.
4800 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
4801 consistently instead of -Walways-true in example.
4802 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
4803 * c-typeck.c (parser_build_binary_op): Replace
4804 -Wstring-literal-comparison and -Walways-true with -Waddress.
4805 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
4808 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4810 * tree-cfg.c (dump_function_to_file): Be prepared for functions
4811 without DECL_STRUCT_FUNCTION initialized.
4813 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4815 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
4816 due to calls to functions taking pointers as parameters.
4818 2007-02-19 Richard Henderson <rth@redhat.com>
4821 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
4824 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
4826 * config/s390/s390.c (s390_call_saved_register_used,
4827 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
4828 accessed to the new scheme.
4830 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4832 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
4833 (cris_print_index, cris_print_operand, cris_print_operand_address)
4834 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
4835 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
4836 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
4838 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
4839 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
4840 GO_IF_LEGITIMATE_ADDRESS): Ditto.
4841 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
4842 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
4843 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
4844 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
4845 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
4846 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
4847 (uminsi3, call, call_value): Ditto.
4848 (define_split: indir_to_reg_split, unnamed): Ditto.
4850 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
4852 PR tree-optimization/30975
4853 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
4856 2007-02-18 Eric Christopher <echristo@gmail.com>
4858 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
4859 Remove use of arglist.
4860 (mips_expand_builtin): Remove use of arglist, pass in expr.
4861 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
4862 (mips_expand_builtin_movtf): Ditto.
4863 (mips_expand_builtin_compare): Ditto.
4865 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4867 * tree-sra.c (sra_build_assignment): Replace assertion
4868 checking with a comment explaining why it can't be done.
4870 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4873 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
4874 during CALL_EXPR representation conversion.
4875 * tree-ssa-propagate.c (set_rhs): Likewise.
4877 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4879 * tree-sra.c (sra_build_assignment): Disable assertion checking
4882 2007-02-18 Roger Sayle <roger@eyesopen.com>
4884 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
4885 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4886 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
4888 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
4889 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
4890 gimplify_init_ctor_eval_range, gimple_push_cleanup,
4891 gimplify_omp_for, gimplify_omp_atomic_pipeline,
4892 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
4893 force_gimple_operand): Likewise.
4894 * ipa-cp.c (constant_val_insert): Likewise.
4895 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
4896 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
4897 perfect_nestify): Likewise.
4898 * langhooks.c (lhd_omp_assignment): Likewise.
4899 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
4900 lower_copyprivate_clauses, lower_send_clauses,
4901 lower_send_shared_vars, expand_parallel_call,
4902 expand_omp_for_generic, expand_omp_for_static_nochunk,
4903 expand_omp_for_static_chunk, expand_omp_sections,
4904 lower_omp_single_copy, lower_omp_for_lastprivate,
4905 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
4906 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4907 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
4910 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4912 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
4913 config/sh/sh.md: Follow spelling conventions.
4915 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
4916 config/frv/predicates.md: Follow spelling conventions.
4918 * config/m68k/linux-unwind.h: Fix a comment typo.
4919 * target.h: Follow spelling conventions.
4921 2007-02-18 Roger Sayle <roger@eyesopen.com>
4923 PR rtl-optimization/28173
4924 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
4925 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
4926 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
4927 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
4928 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
4930 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4932 * builtins.c (fold_builtin_load_exponent): New.
4933 (fold_builtin_2): Use it.
4935 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
4937 PR rtl-optimization/30773
4938 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
4939 if we fail to attach a REG_EQUIV note.
4941 2007-02-18 David Edelsohn <edelsohn@gnu.org>
4942 Roger Sayle <roger@eyesopen.com>
4944 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
4946 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4948 * calls.c (initialize_argument_information): Pass original EXP
4949 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
4950 code to split complex arguments here, as part of initializing the
4952 (expand_call): Remove code that builds a list of arguments and
4953 inserts implicit arguments into it. Instead, just count how many
4954 implicit arguments there will be so we can determine the size of
4955 the ARGS array, and let initialize_argument_information do the work.
4956 (split_complex_values): Delete unused function.
4958 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4960 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
4962 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4964 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
4965 for arg pointer based indexed addressing.
4967 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4969 * config/ia64/ia64.h, config/ia64/ia64.md,
4970 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
4971 spelling conventions.
4973 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4975 * config/m68k/m68k.c (split_di): New.
4976 * config/m68k/m68k-protos.h: Declare split_di.
4977 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
4978 Improve predicate handling and split constant shifts.
4980 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4982 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
4983 parameter for register bitfield operations, general predicates
4986 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4988 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
4989 * config/m68k/linux-unwind.h: New file.
4991 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4993 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
4994 config/i386/athlon.md, config/ia64/ia64.md,
4995 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
4996 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
4997 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
4998 tree-ssa-loop-niter.c, tree-vect-analyze.c,
4999 tree-vect-transform.c: Fix comment typos.
5001 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
5003 * sched-deps.c (find_insn_list): Remove.
5004 * sched-int.h: Remove the prototype for find_insn_list.
5006 2007-02-16 Geoffrey Keating <geoffk@apple.com>
5008 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
5010 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
5011 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
5012 darwin_rs6000_override_options.
5013 (C_COMMON_OVERRIDE_OPTIONS): Expect
5014 darwin_macosx_version_min to be non-NULL always.
5015 (TARGET_C99_FUNCTIONS): Likewise.
5016 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
5017 (DARWIN_MINVERSION_SPEC): New.
5018 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
5019 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
5021 (DARWIN_MINVERSION_SPEC): New.
5022 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
5024 * config/darwin-c.c (darwin_cpp_builtins): Expect
5025 darwin_macosx_version_min to be non-NULL always.
5027 * config/rs6000/rs6000.c: Clean up trailing whitespace.
5029 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
5031 * config/i386/i386.h (x86_use_xchgb): New.
5032 (TARGET_USE_XCHGB): New macro.
5033 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
5034 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
5035 Split after reload into bswaphi for shifts of 8.
5036 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
5037 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
5038 or when optimizing for size.
5040 2007-02-16 Richard Guenther <rguenther@suse.de>
5041 Christian Bruel <christian.bruel@st.com>
5043 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
5044 DECLs but prefer SSA_NAMEs over DECLs.
5046 2007-02-16 Richard Guenther <rguenther@suse.de>
5048 * tree-flow-inline.h (single_imm_use_p): Remove.
5049 (zero_imm_uses_p): Likewise.
5050 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
5051 instead of single_imm_use_p.
5052 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
5055 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5058 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
5059 nested double- and backquotes.
5061 2007-02-15 Roger Sayle <roger@eyesopen.com>
5064 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
5065 should be unreachable.
5066 (build2_stat): Allow construction of MODIFY_EXPR at any time.
5067 For the time being redirect GIMPLE_MODIFY_STMT to the new
5068 (renamed) build_gimple_modify_stmt_stat.
5069 (build2_gimple_stat): Rename to...
5070 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
5071 Always build a GIMPLE_MODIFY_STMT node.
5072 * tree.h (build2_gimple, build2_gimple_stat): Delete.
5073 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
5076 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
5077 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
5078 * tree-complex.c (set_component_ssa_name, expand_complex_move,
5079 expand_complex_div_wide): Likewise.
5080 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
5081 * tree-ssa-loop-im.c (schedule_sm): Likewise.
5082 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
5083 * tree-ssa-loop-manip.c (create_iv): Likewise.
5084 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
5085 abs_replacement): Likewise.
5086 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
5087 realify_fake_stores): Likewise.
5089 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
5090 node rather than a GIMPLE_MODIFY_STMT node.
5091 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
5092 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
5094 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
5095 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
5098 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5101 * fold-const.c (fold_comparison): Add back the
5102 folding of constant complex comparisions.
5104 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5107 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
5108 effects unknown to this function, return early.
5110 2007-02-15 Ian Lance Taylor <iant@google.com>
5112 * lower-subreg.c (move_eh_region_note): New static function.
5113 (resolve_simple_move): Call it.
5114 (decompose_multiword_subregs): Track blocks for which we resolve a
5115 simple move which is also a control flow insn. Pass them to
5116 find_many_sub_basic_blocks.
5117 (pass_lower_subreg): Add TODO_verify_flow.
5118 (pass_lower_subreg2): Likewise.
5120 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5121 Brooks Moses <brooks.moses@codesourcery.com>
5122 Lee Millward <lee.millward@codesourcery.com>
5124 * tree.h (enum tree_code_class): Add tcc_vl_exp.
5125 (VL_EXP_CLASS_P): New.
5126 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
5128 (TREE_OPERAND_CHECK_CODE): Likewise.
5129 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
5130 (TREE_RTL_OPERAND_CHECK): Likewise.
5131 (tree_operand_check_failed): Make second parameter the whole tree
5132 instead of its code. Fixed callers.
5133 (VL_EXP_CHECK): New.
5134 (TREE_OPERAND_LENGTH): New.
5135 (VL_EXP_OPERAND_LENGTH): New.
5136 (CALL_EXPR_FN): New.
5137 (CALL_EXPR_STATIC_CHAIN): New.
5138 (CALL_EXPR_ARGS): New.
5139 (CALL_EXPR_ARG): New.
5140 (call_expr_nargs): New.
5141 (CALL_EXPR_ARGP): New.
5142 (build_nt_call_list): Declare.
5143 (build_vl_exp_stat): Declare.
5144 (build_vl_exp): New.
5145 (build_call_list): Declare.
5146 (build_call_nary): Declare.
5147 (build_call_valist): Declare.
5148 (build_call_array): Declare.
5149 (call_expr_arg): Declare.
5150 (call_expr_argp): Declare.
5151 (call_expr_arglist): Declare.
5152 (fold_build_call_list): Declare.
5153 (fold_build_call_list_initializer): Declare.
5154 (fold_call_expr): Declare to replace fold_builtin.
5155 (fold_builtin_fputs): Update to agree with modified definition.
5156 (fold_builtin_strcpy): Likewise.
5157 (fold_builtin_strncpy): Likewise.
5158 (fold_builtin_memory_chk): Likewise.
5159 (fold_builtin_stxcpy_chk): Likewise.
5160 (fold_builtin_strncpy_chk): Likewise.
5161 (fold_builtin_next_arg): Likewise.
5162 (fold_build_call_expr): Declare.
5163 (fold_builtin_call_list): Declare.
5164 (fold_builtin_call_valist): Declare.
5165 (build_call_expr): Declare.
5166 (validate_arglist): Update to agree with modified definition.
5167 (tree_operand_length): New.
5168 (call_expr_arg_iterator): New.
5169 (init_call_expr_arg_iterator): New.
5170 (next_call_expr_arg): New.
5171 (first_call_expr_arg): New.
5172 (more_call_expr_args_p): New.
5173 (FOR_EACH_CALL_EXPR_ARG): New.
5175 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
5176 and tcc_gimple_stmt.
5177 (tree_code_size): Update documentation. Use sizeof (tree) rather
5178 than sizeof (char *).
5179 (tree_size): Likewise. Add case for tcc_vl_exp.
5180 (tree_node_structure): Add case for tcc_vl_exp.
5181 (contains_placeholder_p): Likewise.
5182 (substitute_in_expr): Likewise.
5183 (substitute_placeholder_in_expr): Likewise.
5184 (stabilize_reference_1): Likewise.
5185 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
5186 to diagnose breakage of this interface for constructing CALL_EXPRs.
5187 (build_nt): Add similar assertion here.
5188 (build_nt_call_list): New.
5189 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
5190 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
5192 (get_callee_fndecl): Use new CALL_EXPR accessors.
5193 (tree_operand_check_failed): Change parameters to pass entire node
5194 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
5195 (process_call_operands): New.
5196 (build_vl_exp_stat): New.
5197 (build_call_list): New.
5198 (build_call_nary): New.
5199 (build_call_valist): New.
5200 (build_call_array): New.
5201 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5202 (call_expr_arglist): New.
5204 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
5205 tcc_vl_exp instead of a fixed-size tcc_expression.
5207 * doc/c-tree.texi (CALL_EXPR): Document new representation and
5208 accessors for CALL_EXPRs.
5209 (AGGR_INIT_EXPR): Likewise.
5211 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5212 Brooks Moses <brooks.moses@codesourcery.com>
5213 Lee Millward <lee.millward@codesourcery.com>
5215 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
5216 (expand_builtin_nonlocal_goto): Change parameter to be entire
5217 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
5218 (expand_builtin_prefetch): Likewise.
5219 (expand_builtin_classify_type): Likewise.
5220 (mathfn_built_in): Return NULL_TREE instead of 0.
5221 (expand_errno_check): Use new CALL_EXPR accessors.
5222 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
5223 Return NULL_RTX instead of 0.
5224 (expand_builtin_mathfn_2): Likewise.
5225 (expand_builtin_mathfn_3): Likewise.
5226 (expand_builtin_interclass_mathfn): Likewise.
5227 (expand_builtin_sincos): Likewise.
5228 (expand_builtin_cexpi): Likewise.
5229 (expand_builtin_int_roundingfn): Likewise.
5230 (expand_builtin_int_roundingfn_2): Likewise.
5231 (expand_builtin_pow): Likewise.
5232 (expand_builtin_powi): Likewise.
5233 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
5234 of arglist, fixing callers appropriately. Use new CALL_EXPR
5235 accessors and constructors. Return NULL_RTX instead of 0.
5236 (expand_builtin_strstr): Likewise.
5237 (expand_builtin_strchr): Likewise.
5238 (expand_builtin_strrchr): Likewise.
5239 (expand_builtin_strpbrk): Likewise.
5240 (expand_builtin_memcpy): Likewise.
5241 (expand_builtin_mempcpy): Likewise.
5242 (expand_builtin_mempcpy_args): New.
5243 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
5244 (expand_builtin_memmove_args): New.
5245 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
5246 (expand_movstr): Likewise.
5247 (expand_builtin_strcpy): Likewise.
5248 (expand_builtin_strcpy_args): New.
5249 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
5250 (expand_builtin_strncpy): Likewise.
5251 (expand_builtin_memset): Likewise.
5252 (expand_builtin_memset_args): New.
5253 (expand_builtin_bzero): Similarly to expand_builtin_memset.
5254 (expand_builtin_memcmp): Likewise.
5255 (expand_builtin_strcmp): Likewise.
5256 (expand_builtin_strncmp): Likewise.
5257 (expand_builtin_strcat): Likewise.
5258 (expand_builtin_strncat): Likewise.
5259 (expand_builtin_strspn): Likewise.
5260 (expand_builtin_strcspn): Likewise.
5261 (expand_builtin_args_info): Likewise.
5262 (expand_builtin_va_start): Likewise.
5263 (gimplify_va_arg_expr): Likewise.
5264 (expand_builtin_va_end): Likewise.
5265 (expand_builtin_va_copy): Likewise.
5266 (expand_builtin_frame_address): Likewise.
5267 (expand_builtin_alloca): Likewise.
5268 (expand_builtin_bswap): Likewise.
5269 (expand_builtin_unop): Likewise.
5270 (expand_builtin_fputs): Likewise.
5271 (expand_builtin_expect): Likewise.
5272 (expand_builtin_fabs): Likewise.
5273 (expand_builtin_copysign): Likewise.
5274 (expand_builtin_printf): Likewise.
5275 (expand_builtin_fprintf): Likewise.
5276 (expand_builtin_sprintf): Likewise.
5277 (expand_builtin_init_trampoline): Likewise.
5278 (expand_builtin_signbit): Likewise.
5279 (expand_builtin_fork_or_exec): Likewise.
5280 (expand_builtin_sync_operation): Likewise.
5281 (expand_builtin_compare_and_swap): Likewise.
5282 (expand_builtin_lock_test_and_set): Likewise.
5283 (expand_builtin_lock_release): Likewise.
5284 (expand_builtin): Likewise.
5285 (builtin_mathfn_code): Likewise.
5287 (fold_builtin_constant_p): Pass call arguments individually instead
5288 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5289 accessors and constructors. Return NULL_TREE instead of 0.
5290 (fold_builtin_expect): Likewise.
5291 (fold_builtin_classify_type): Likewise.
5292 (fold_builtin_strlen): Likewise.
5293 (fold_builtin_nan): Likewise.
5294 (integer_valued_real_p): Likewise.
5295 (fold_trunc_transparent_mathfn): Likewise.
5296 (fold_fixed_mathfn): Likewise.
5297 (fold_builtin_cabs): Likewise.
5298 (fold_builtin_sqrt): Likewise.
5299 (fold_builtin_cbrt): Likewise.
5300 (fold_builtin_cos): Likewise.
5301 (fold_builtin_cosh): Likewise.
5302 (fold_builtin_tan): Likewise.
5303 (fold_builtin_sincos): Likewise.
5304 (fold_builtin_cexp): Likewise.
5305 (fold_builtin_trunc): Likewise.
5306 (fold_builtin_floor): Likewise.
5307 (fold_builtin_ceil): Likewise.
5308 (fold_builtin_round): Likewise.
5309 (fold_builtin_int_roundingfn): Likewise.
5310 (fold_builtin_bitop): Likewise.
5311 (fold_builtin_bswap): Likewise.
5312 (fold_builtin_logarithm): Likewise.
5313 (fold_builtin_hypot): Likewise.
5314 (fold_builtin_pow): Likewise.
5315 (fold_builtin_powi): Likewise.
5316 (fold_builtin_exponent): Likewise.
5317 (fold_builtin_memset): Likewise.
5318 (fold_builtin_bzero): Likewise.
5319 (fold_builtin_memory_op): Likewise.
5320 (fold_builtin_bcopy): Deleted; call site changed to invoke
5321 fold_builtin_memory_op directly.
5322 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
5323 (fold_builtin_strncpy): Likewise.
5324 (fold_builtin_memcmp): Likewise.
5325 (fold_builtin_strcmp): Likewise.
5326 (fold_builtin_strncmp): Likewise.
5327 (fold_builtin_signbit): Likewise.
5328 (fold_builtin_copysign): Likewise.
5329 (fold_builtin_isascii): Likewise.
5330 (fold_builtin_toascii): Likewise.
5331 (fold_builtin_isdigit): Likewise.
5332 (fold_builtin_fabs): Likewise.
5333 (fold_builtin_abs): Likewise.
5334 (fold_builtin_fmin_fmax): Likewise.
5335 (fold_builtin_carg): Likewise.
5336 (fold_builtin_classify): Likewise.
5337 (fold_builtin_unordered_cmp): Likewise.
5339 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
5340 New functions split out from fold_builtin_1.
5341 (fold_builtin_n): New.
5342 (fold_builtin_varargs): New.
5343 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
5345 (fold_call_expr): New.
5346 (build_function_call_expr): Rewrite to use new helper function.
5347 (fold_builtin_call_list): New.
5348 (build_call_expr): New.
5349 (fold_builtin_call_valist): New.
5350 (rewrite_call_expr): New.
5351 (validate_arg): New.
5352 (validate_arglist): Change parameter to be entire CALL_EXPR instead
5353 of an arglist. Change return type to bool. Use new CALL_EXPR
5356 (fold_builtin_strstr): Pass call arguments individually instead
5357 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5358 accessors and constructors. Return NULL_TREE instead of 0.
5359 (fold_builtin_strchr): Likewise.
5360 (fold_builtin_strrchr): Likewise.
5361 (fold_builtin_strpbrk): Likewise.
5362 (fold_builtin_strcat): Likewise.
5363 (fold_builtin_strncat): Likewise.
5364 (fold_builtin_strspn): Likewise.
5365 (fold_builtin_strcspn): Likewise.
5366 (fold_builtin_fputs): Likewise.
5367 (fold_builtin_next_arg): Likewise.
5368 (fold_builtin_sprintf): Likewise.
5370 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
5371 NULL_RTX instead of 0.
5372 (expand_builtin_memory_chk): Likewise.
5373 (maybe_emit_chk_warning): Likewise.
5374 (maybe_emit_sprintf_chk_warning): Likewise.
5376 (fold_builtin_object_size): Pass call arguments individually instead
5377 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5378 accessors and constructors. Return NULL_TREE instead of 0.
5379 (fold_builtin_memory_chk): Likewise.
5380 (fold_builtin_stxcpy_chk): Likewise.
5381 (fold_builtin_strncpy_chk): Likewise.
5382 (fold_builtin_strcat_chk): Likewise.
5383 (fold_builtin_strcat_chk): Likewise.
5384 (fold_builtin_strncat_chk): Likewise.
5385 (fold_builtin_sprintf_chk): Likewise.
5386 (fold_builtin_snprintf_chk): Likewise.
5387 (fold_builtin_printf): Likewise.
5388 (fold_builtin_vprintf): Likewise.
5390 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
5392 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
5393 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5394 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
5395 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
5396 (fold_unary): Likewise.
5397 (fold_binary): Likewise.
5398 (fold_ternary): Remove CALL_EXPR case, since they are no longer
5399 ternary expressions.
5400 (fold): Add logic for tcc_vl_exp.
5401 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
5402 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5403 (fold_build3_stat): Add assertion to flag broken interface for
5404 constructing CALL_EXPRs.
5405 (fold_build_call_list): New.
5406 (fold_build_call_list_initializer): New.
5407 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
5409 (fold_strip_sign_ops): Likewise.
5411 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5412 Brooks Moses <brooks.moses@codesourcery.com>
5413 Lee Millward <lee.millward@codesourcery.com>
5415 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
5416 accessors and dump arguments explicitly.
5418 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
5420 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
5422 (print_call_name): Use new CALL_EXPR accessors.
5424 * print-tree.c (print_node): Add case tcc_vl_exp. Print
5425 CALL_EXPR arguments explicitly instead of as a list. Use
5426 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5428 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
5429 (vrp_visit_stmt): Likewise.
5431 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
5432 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
5434 (force_move_till_expr): Likewise.
5436 * targhooks.c (default_external_stack_protect_fail): Use
5437 build_call_expr instead of build_function_call_expr.
5438 (default_hidden_stack_protect_fail): Likewise.
5440 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
5443 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
5444 and walk arguments explicitly.
5446 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
5447 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5448 (expand_simple_operations): Likewise.
5449 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
5451 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
5452 of TREE_CODE_LENGTH.
5453 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
5455 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
5456 instead of TREE_CODE_LENGTH.
5458 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
5459 (tree_ic_transform): Likewise.
5460 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
5461 parameter instead of arglist. Fix callers.
5462 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
5463 (tree_stringops_transform): Likewise.
5464 (tree_indirect_call_to_profile): Likewise.
5465 (tree_stringops_values_to_profile): Likewise.
5467 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
5468 (eliminate_tail_call): Likewise.
5470 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
5472 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5473 Use TREE_OPERAND_LENGTH and generalize to handle any number of
5475 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
5477 * omp-low.c (build_omp_barrier): Use build_call_expr.
5478 (lower_rec_input_clauses): Likewise.
5479 (lower_reduction_clauses): Likewise.
5480 (expand_parallel_call): Likewise.
5481 (maybe_catch_exception): Likewise.
5482 (expand_omp_for_generic): Likewise.
5483 (expand_omp_for_static_nochunk): Likewise.
5484 (expand_omp_sections): Likewise.
5485 (lower_omp_single_simple): Likewise.
5486 (lower_omp_single_copy): Likewise.
5487 (lower_omp_master): Likewise.
5488 (lower_omp_ordered): Likewise.
5489 (lower_omp_critical): Likewise.
5491 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
5492 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
5494 * tree-gimple.c (is_gimple_call_addr): Fix doc.
5495 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
5496 TREE_CODE_LENGTH. Add tcc_vl_exp case.
5498 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
5499 and generalize to handle any number of operands.
5500 (chrec_contains_undetermined): Likewise.
5501 (tree_contains_chrecs): Likewise.
5502 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
5504 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
5506 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
5507 fold_call_expr instead of fold_builtin.
5508 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
5509 match declarations there.
5510 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
5513 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
5514 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5516 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
5517 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
5519 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
5522 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
5523 (execute_cse_sincos): Use new CALL_EXPR accessors.
5525 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
5527 * gimple-low.c (lower_function_body): Use build_call_expr.
5528 (lower_builtin_setjmp): Likewise.
5530 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
5531 (set_storage_via_libcall): Likewise.
5532 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
5533 instead of TREE_CODE_LENGTH.
5534 (expand_expr_real_1): Use new CALL_EXPR accessors.
5536 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
5537 generalize to handle any number of operands.
5538 (TB_parent_eq): Likewise.
5540 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
5541 (strip_builtin_expect): Likewise.
5543 * function.c (gimplify_parameters): Use build_call_expr.
5545 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
5546 instead of TREE_CODE_LENGTH.
5548 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
5549 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
5551 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
5554 * gimplify.c (build_stack_save_restore): Use build_call_expr.
5555 (gimplify_decl_expr): Likewise.
5556 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
5557 Use new CALL_EXPR iterators.
5558 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
5559 (gimplify_modify_expr_to_memset): Likewise.
5560 (gimplify_variable_sized_compare): Likewise.
5561 (gimplify_omp_atomic_fetch_op): Likewise.
5562 (gimplify_omp_atomic_pipeline): Likewise.
5563 (gimplify_omp_atomic_mutex): Likewise.
5564 (gimplify_function_tree): Likewise.
5566 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
5567 (call_expr_flags): Likewise.
5568 (expand_call): Likewise.
5570 * except.c (expand_builtin_eh_return_data_regno): Pass entire
5571 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5574 * coverage.c (create_coverage): Use build_call_expr.
5576 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
5577 (temp_call_expr_obstack): New.
5578 (pool_copy_list): Delete.
5579 (temp_copy_call_expr): New.
5580 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
5581 CALL_EXPR accessors. Get rid of special goo for copying argument
5582 lists and use temp_copy_call_expr instead.
5583 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
5584 CALL_EXPR accessors.
5585 (create_expression_by_pieces): Likewise. Use build_call_array
5586 to construct the result instead of fold_build3.
5587 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
5588 dealing with argument lists.
5589 (init_pre): Remove references to expression_node_pool and
5590 list_node_pool. Init temp_call_expr_obstack instead.
5591 (fini_pre): Remove references to expression_node_pool and
5594 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
5595 and walk arguments explicitly instead of as a list.
5597 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
5598 (mx_register_decls): Likewise.
5599 (mudflap_register_call): Likewise.
5600 (mudflap_finish_file): Likewise.
5602 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
5603 (ipa_callsite_compute_param): Likewise.
5605 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
5606 accessors and constructor.
5608 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
5609 accessors and constructor.
5610 (convert_tramp_reference): Likewise.
5611 (convert_call_expr): Likewise.
5612 (finalize_nesting_tree_1): Likewise.
5614 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
5617 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
5619 * tree-inline.c (initialize_inlined_parameters): Pass entire
5620 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5622 (estimate_num_insns_1): Use new CALL_EXPR accessors.
5623 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
5625 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
5626 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5627 (vectorizable_reduction): Likewise.
5628 (vectorizable_call): Use new CALL_EXPR iterators.
5629 (vectorizable_conversion): Use build_call_expr.
5630 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
5631 (vect_gen_widened_results_half): Use build_call_expr.
5632 (vect_setup_realignment): Likewise.
5633 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
5635 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
5636 (pass_through_call): Likewise.
5637 (compute_object_sizes): Likewise. Use fold_call_expr instead of
5640 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
5641 (tree_gen_pow2_profiler): Likewise.
5642 (tree_gen_one_value_profiler): Likewise.
5643 (tree_gen_ic_func_profiler): Likewise.
5644 (tree_gen_average_profiler): Likewise.
5645 (tree_gen_ior_profiler): Likewise.
5647 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
5648 (find_func_aliases): Use new CALL_EXPR accessors. Add case
5649 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5651 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
5652 of TREE_CODE_LENGTH.
5654 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
5655 of TREE_CODE_LENGTH.
5657 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
5659 (convert_to_integer): Likewise.
5661 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
5664 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5665 Brooks Moses <brooks.moses@codesourcery.com>
5666 Lee Millward <lee.millward@codesourcery.com>
5668 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
5670 * config/frv/frv.c (frv_expand_builtin): Likewise.
5671 * config/s390/s390.c (s390_expand_builtin): Likewise.
5673 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
5674 (sparc_expand_builtin): Use new CALL_EXPR accessors.
5676 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
5677 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
5678 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
5679 (ix86_expand_store_builtin): Likewise.
5680 (ix86_expand_unop_builtin): Likewise.
5681 (ix86_expand_unop1_builtin): Likewise.
5682 (ix86_expand_sse_compare): Likewise.
5683 (ix86_expand_sse_comi): Likewise.
5684 (ix86_expand_vec_init_builtin): Likewise.
5685 (ix86_expand_vec_ext_builtin): Likewise.
5686 (ix86_expand_vec_set_builtin): Likewise.
5687 (ix86_expand_builtin): Use new CALL_EXPR accessors.
5689 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
5690 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5692 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
5693 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5694 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
5696 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
5698 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
5699 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
5700 arglist. Use new CALL_EXPR accessors. Fix callers.
5701 (altivec_expand_abs_builtin): Likewise.
5702 (rs6000_expand_binop_builtin): Likewise.
5703 (altivec_expand_predicate_builtin): Likewise.
5704 (altivec_expand_lv_builtin): Likewise.
5705 (spe_expand_stv_builtin): Likewise.
5706 (altivec_expand_stv_builtin): Likewise.
5707 (rs6000_expand_ternop_builtin): Likewise.
5708 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
5709 (altivec_expand_st_builtin): Likewise.
5710 (altivec_expand_dst_builtin): Likewise.
5711 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
5712 arglist. Use new CALL_EXPR accessors. Fix callers.
5713 (altivec_expand_vec_set_builtin): Likewise.
5714 (altivec_expand_vec_ext_builtin): Likewise.
5715 (altivec_expand_builtin): Use new CALL_EXPR accessors.
5716 (spe_expand_builtin): Likewise.
5717 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
5718 arglist. Use new CALL_EXPR accessors. Fix callers.
5719 (spe_expand_evsel_builtin): Likewise.
5720 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
5721 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
5723 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
5724 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5725 (arm_expand_unop_builtin): Likewise.
5726 (arm_expand_builtin): Use new CALL_EXPR accessors.
5728 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
5731 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
5732 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5733 (bfin_expand_unop_builtin): Likewise.
5734 (bfin_expand_builtin): Use new CALL_EXPR accessors.
5736 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5737 Brooks Moses <brooks.moses@codesourcery.com>
5738 Lee Millward <lee.millward@codesourcery.com>
5740 * c-semantics.c (build_stmt): Add internal diagnostic check.
5742 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
5743 accessors. Print arguments explicitly instead of as a list.
5745 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
5747 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
5748 (c_finish_omp_flish): Likewise.
5750 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
5751 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
5752 instead of TREE_CODE_LENGTH.
5753 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
5754 (c_warn_unused_result): Likewise.
5756 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5759 * doc/invoke.texi (Warning Options): Remove
5760 -Werror-implicit-function-declaration.
5761 (Wimplicit-function-declaration): Update description.
5762 * opts.c (common_handle_option): Move handling of -Werror=* to...
5763 (enable_warning_as_error): ...here.
5764 * opts.h (enable_warning_as_error): Declare.
5765 * c-decl.c (implicit_decl_warning): Unless
5766 -Wno-implicit-function-declaration is given, emit a pedwarn if
5767 -std=c99 or emit a warning if -Wimplicit-function-declaration.
5768 * c.opt (Wimplicit-function-declaration): Replace
5769 mesg_implicit_function_declaration with
5770 warn_implicit_function_declaration.
5771 * c-opts.c (c_common_handle_option):
5772 -Werror-implicit-function-declaration is exactly equal as
5773 -Werror=implicit-function-declaration.
5774 (set_Wimplicit): Replace mesg_implicit_function_declaration with
5775 warn_implicit_function_declaration.
5776 (c_common_post_options): -Wimplict-function-declaration is enabled
5777 by default by -std=c99, otherwise is disabled by default.
5778 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
5780 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5782 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
5783 DECL on the rhs to a DECL on the lhs for debug info purposes if the
5784 former is ignored but not the latter.
5786 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5788 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
5789 is made and the reference doesn't use the alias set of its type,
5790 do not create the temporary using that type.
5792 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
5794 * jump.c: Remove prototypes for delete_computation and
5795 delete_prior_computation.
5797 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5799 * jump.c (get_label_after): Delete.
5800 (get_label_before, delete_computation, delete_jump,
5801 delete_prior_computation, follow_jumps): Move...
5802 * reorg.c (delete_computation, delete_prior_computation): ... here...
5803 (get_label_before, delete_jump): ... making these static ...
5804 (follow_jumps): ... and simplifying this since it only runs after
5806 * rtl.h (get_label_after, get_label_before, delete_jump,
5807 follow_jumps): Delete prototypes.
5809 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5811 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
5813 2007-02-15 Nick Clifton <nickc@redhat.com>
5815 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
5816 order to prevent it from being munged by the target.
5818 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
5820 * config/i386/i386.md: Remove misleading comment.
5822 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5824 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
5825 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
5828 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5830 * tree-sra.c (instantiate_missing_elements): Canonicalize
5832 (sra_build_assignment): New.
5833 (generate_copy_inout, generate_element_copy,
5834 generate_element_zero, generate_one_element_init): Use it.
5836 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5838 * tree-sra.c (instantiate_missing_elements): Canonicalize
5840 (sra_build_assignment): New.
5841 (generate_copy_inout, generate_element_copy,
5842 generate_element_zero, generate_one_element_init): Use it.
5844 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5846 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
5849 2007-02-14 Joseph Myers <joseph@codesourcery.com>
5851 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
5852 types as aggregates not scalars.
5853 * function.c (assign_stack_temp_for_type): Likewise.
5855 2007-02-14 Roger Sayle <roger@eyesopen.com>
5856 Zdenek Dvorak <dvorakz@suse.cz>
5858 * tree-dump.c (dump_switch_p_1): Require exact match of the option
5861 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
5863 * passes.c (next_pass_1): Clear the next field of the copied
5866 2007-02-14 Richard Henderson <rth@redhat.com>
5868 * tree-sra.c (early_sra): New.
5869 (decl_can_be_decomposed_p): Deny va_list if early_sra.
5870 (tree_sra_early, pass_sra_early): New.
5871 * tree-pass.h (pass_sra_early): Declare.
5872 * passes.c (init_optimization_passes): Use it.
5874 2007-02-14 Richard Guenther <rguenther@suse.de>
5876 * flags.h (issue_strict_overflow_warning): Convert to a macro.
5878 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
5880 PR tree-optimization/30771
5881 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
5883 (vect_analyze_operations): Induction phis can now be marked as
5885 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
5886 Update documentation accordingly.
5888 2007-02-14 Nick Clifton <nickc@redhat.com>
5890 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
5891 most 3 arguments are supported.
5892 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
5894 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
5896 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
5897 Ensure dst->current is valid.
5899 2007-02-13 Paul Brook <paul@codesourcery.com>
5901 * config.gcc: Add arm*-*-uclinux-*eabi.
5902 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
5903 (SUBTARGET_EXTRA_LINK_SPEC): Define.
5904 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
5905 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
5906 (LINK_SPEC): Define.
5908 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
5910 * config/arm/uclinux-eabi.h: New file.
5911 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
5912 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
5915 2007-02-13 Ian Lance Taylor <iant@google.com>
5917 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
5918 * flags.h (warn_strict_overflow): Declare.
5919 (enum warn_strict_overflow_code): Define.
5920 (issue_strict_overflow_warning): New static inline function.
5921 * opts.c (warn_strict_overflow): New variable.
5922 (common_handle_option): Handle OPT_Wstrict_overflow and
5923 OPT_Wstrict_overflow_.
5924 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
5926 * fold-const.c: Include intl.h.
5927 (fold_deferring_overflow_warnings): New static variable.
5928 (fold_deferred_overflow_warning): New static variable.
5929 (fold_deferred_overflow_code): New static variable.
5930 (fold_defer_overflow_warnings): New function.
5931 (fold_undefer_overflow_warnings): New function.
5932 (fold_undefer_and_ignore_overflow_warnings): New function.
5933 (fold_deferring_overflow_warnings_p): New function.
5934 (fold_overflow_warning): New static function.
5935 (make_range): Add strict_overflow_p parameter. Change all
5937 (extract_muldiv, extract_muldiv_1): Likewise.
5938 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
5939 tree_expr_nonnegative_p.
5940 (fold_negate_expr): Call fold_overflow_warning.
5941 (fold_range_test): Likewise.
5942 (fold_comparison): Likewise.
5943 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
5944 instead of tree_expr_nonnegative_p.
5945 (tree_expr_nonnegative_warnv_p): Rename from
5946 tree_expr_nonnegative_p, add strict_overflow_p parameter.
5947 (tree_expr_nonnegative_p): New function.
5948 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
5949 strict_overflow_p parameter.
5950 (tree_expr_nonzero_p): New function.
5951 * passes.c (verify_interpass_invariants): New static function.
5952 (execute_one_pass): Call it.
5953 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
5955 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
5956 (estimate_numbers_of_iterations): Likewise.
5957 (scev_probably_wraps_p): Likewise.
5958 * tree-ssa-ccp.c: Include "toplev.h".
5959 (evaluate_stmt): Defer fold overflow warnings until we know we are
5961 (struct fold_stmt_r_data): Add stmt field.
5962 (fold_stmt_r): Defer fold overflow warnings until we know we
5964 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
5965 (fold_stmt_inplace): Likewise.
5966 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
5967 (cleanup_control_expr_graph): Defer fold overflow warnings until
5968 we know we are going to optimize.
5969 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5970 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
5972 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5973 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
5974 * tree-ssa-loop-manip.c (create_iv): Likewise.
5975 * c-typeck.c (build_conditional_expr): Likewise.
5976 (build_binary_op): Likewise.
5977 * tree-vrp.c (vrp_expr_computes_nonzero): Call
5978 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
5979 (extract_range_from_unary_expr): Likewise.
5980 * simplify-rtx.c (simplify_const_relational_operation): Warn when
5981 assuming that signed overflow does not occur.
5982 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
5983 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
5984 (fold_defer_overflow_warnings): Declare.
5985 (fold_undefer_overflow_warnings): Declare.
5986 (fold_undefer_and_ignore_overflow_warnings): Declare.
5987 (fold_deferring_overflow_warnings_p): Declare.
5988 (tree_expr_nonzero_warnv_p): Declare.
5989 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
5991 (Warning Options): Document -Wstrict-overflow.
5992 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
5993 (tree-ssa-ccp.o): Likewise.
5994 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
5995 (fold-const.o): Depend on intl.h.
5997 2007-02-13 Ian Lance Taylor <iant@google.com>
6000 * lower-subreg.c (resolve_simple_move): Decompose subregs in
6003 2007-02-13 Stuart Hastings <stuart@apple.com>
6005 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
6007 2007-02-13 Richard Henderson <rth@redhat.com>
6009 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
6010 handled_component_p before looking for the indirect_ref.
6012 2007-02-13 Richard Henderson <rth@redhat.com>
6014 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
6015 remove flags clobber.
6016 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
6017 (bswaphi_lowpart): New.
6018 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
6019 remove TARGET_BSWAP test. Delete expander of the same name.
6021 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
6022 (expand_unop): Use them.
6024 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
6026 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
6027 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
6028 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
6029 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
6030 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
6031 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
6032 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
6033 assembler dialect choice from asm templates.
6035 2007-02-12 Richard Henderson <rth@redhat.com>
6037 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
6038 (fixuns_trunc<SSEMODEF>si2): Use it.
6039 * config/i386/sse.md (vec_setv4sf_0): Export.
6040 * config/i386/i386.c (ix86_build_const_vector): Export.
6041 (ix86_split_convert_uns_si_sse): Rename from
6042 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
6043 * config/i386/i386-protos.h: Update.
6045 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6048 * c-typeck.c (c_finish_return): Improve warning message.
6050 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6052 * alias.c (find_symbolic_term): Delete unused function.
6054 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
6056 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
6057 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
6058 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
6060 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6062 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6063 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
6064 the function, temporarily point the debug interface to the null one.
6066 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6068 * dwarf2out.c (round_up_to_align): New static function.
6069 (field_byte_offset): Use it to round the offset.
6071 2007-02-12 Richard Henderson <rth@redhat.com>
6073 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
6074 (inswl_const): Export.
6076 2007-02-12 Richard Henderson <rth@redhat.com>
6078 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
6079 result mode of the libcall, convert back to outmode.
6081 2007-02-12 Roger Sayle <roger@eyesopen.com>
6083 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
6084 (bswapdi2): New define_expand to implement 32-bit implementation.
6086 2007-02-12 Nick Clifton <nickc@redhat.com>
6088 * doc/invoke.texi (Overall Options): Document --help=.
6089 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
6090 (cc1_options): Pass --help= on to cc1.
6091 (display_help): Add description of --help=.
6092 (process_command): Add code to handle --help=. Allow translated
6093 --help and --target-help switches to be passed on to compiler
6095 (main): Remove unused if statement.
6096 * opts.c (columns): Remove.
6097 (LEFT_COLUMN): Define.
6098 (wrap_help): Add columns argument.
6099 (print_filtered_help): Change parameters to be an include bitmask,
6100 an exclude bitmask, an any bitmask and the column width. Move the
6101 code to display the params list here. Add code to display the
6102 status of options rather than their descriptions if the quiet flag
6104 (print_specific_help): Change parameters to be an include bitmask,
6105 an exclude bitmask and an any bitmask. Move code to look up the
6106 column width here. Decide upon the title for an options listing.
6107 (common_handle_options): Add code to handle --help=. Adapt code
6108 for --help and --target-help to use the revised form of the
6109 print_specific_help function.
6110 (print_help): Delete.
6111 (print_param_help): Delete.
6112 (print_switch): Delete.
6113 * opts.h (cl_lang_count): Add prototype.
6114 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
6115 CL_MAX_OPTION_CLASS): New defines.
6116 * optc-gen.awk: Add construction of cl_lang_count.
6117 * c.opt: Add Warning attribute to warning options and Optimization
6118 attribute to optimization options.
6119 * common.opt: Likewise.
6121 Add -fhelp and -ftarget-help as aliases for the transformed --help
6122 and --target-help options.
6123 * opt-functions.awk: Add code to handle Warning and Optimization
6126 2007-02-12 Richard Henderson <rth@redhat.com>
6128 * config/alpha/constraints.md: New file.
6129 * config/alpha/alpha.c: Include tm-constrs.h.
6130 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
6131 alpha_extra_constraint): Remove.
6132 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
6133 * config/alpha/alpha-protos.h: Update.
6134 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
6135 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
6136 (EXTRA_CONSTRAINT): Remove.
6137 * config/alpha/alpha.md: Include constraints.md.
6138 (adddi splitter): Use satisfies_constraint_*.
6139 * config/alpha/predicates.md (add_operand): Likewise.
6140 (sext_add_operand, addition_operation): Likewise.
6142 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
6144 PR tree-optimization/29145
6145 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
6146 in our handling of restrict qualified pointers.
6148 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6151 * doc/invoke.texi (Wunused-value): Update description.
6152 (Wextra): Delete item.
6153 * opts.c (set_Wextra): Don't use the value of Wextra to set the
6154 value of Wunused-value.
6155 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
6156 (c_finish_stmt_expr): Don't check extra_warnings.
6157 (emit_side_effect_warnings): The caller is responsible to check
6160 2007-02-11 Roger Sayle <roger@eyesopen.com>
6161 Matt Thomas <matt@3am-software.com>
6163 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
6165 2007-02-11 Roger Sayle <roger@eyesopen.com>
6167 * simplify-rtx.c (simplify_relational_operation_1): Optimize
6168 comparisons of POPCOUNT against zero.
6169 (simplify_const_relational_operation): Likewise.
6171 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6173 * doc/invoke.texi (Wextra): Delete outdated paragraph.
6175 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6177 * dwarf2out.c (root_type): Delete unused function.
6179 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6181 * genattrtab.c (contained_in_p): Delete unused function.
6182 (write_expr_attr_cache): Likewise.
6184 2007-02-11 Jan Hubicka <jh@suse.cz>
6186 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
6189 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
6191 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
6192 to add the REG_EQ* note.
6193 * see.c (see_merge_one_use_extension): Likewise.
6194 * local-alloc.c (update_equiv_regs): Likewise. Also don't
6195 turn REG_EQUAL notes into REG_EQUIV notes if the target
6196 register may have more than one set.
6197 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
6198 * gcse.c (try_replace_reg): Likewise.
6199 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
6200 * calls.c (fixup_tail_calls): Likewise. Abort if there is
6201 more than one REG_EQUIV note.
6202 * reload1.c (gen_reload): Use set_unique_reg_note.
6204 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
6206 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
6207 (ix86_builtin_conversion): New function.
6209 2007-02-06 Mark Mitchell <mark@codesourcery.com>
6212 * tree.h (DECL_REPLACEABLE_P): New macro.
6213 * except.c (set_nothrow_function_flags): Likewise.
6215 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
6216 Ira Rosen <irar@il.ibm.com>
6217 Dorit Nuzman <dorit@il.ibm.com>
6219 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
6220 * targhooks.c (default_builtin_vectorized_conversion): New.
6221 * targhooks.h (default_builtin_vectorized_function): New declaration.
6222 * target.h (struct vectorize): Add builtin_conversion field.
6223 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
6224 stmt_vec_info_type value.
6225 (vectorizable_conversion): New declaration.
6226 * tree-vect-analyze.c (vect_analyze_operations): Add
6227 vectorizable_conversion call.
6228 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
6229 * tree-vect-transform.c (vectorizable_conversion): New function.
6230 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
6231 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
6233 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
6234 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
6235 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
6236 or ALTIVEC_BUILTIN_VCFSX.
6238 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6241 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
6242 CONST_DOUBLE and operand 0 is a hard register.
6243 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
6244 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
6245 is a hard floating-point register.
6247 2007-02-10 Richard Henderson <rth@redhat.com>
6248 Jakub Jelinek <jakub@redhat.com>
6249 Alexandre Oliva <aoliva@redhat.com>
6251 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
6252 * builtin-types.def (BT_WORD): Make unsigned.
6253 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
6254 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
6255 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
6256 * c-decl.c (grokdeclarator): Don't error if !have_tls.
6257 * c-parser.c (c_parser_omp_threadprivate): Likewise.
6258 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
6260 * expr.c (emutls_var_address): New.
6261 (expand_expr_real_1): Expand emulated tls.
6262 (expand_expr_addr_expr_1): Likewise.
6263 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
6264 * output.h (emutls_finish): Declare.
6265 * toplev.c (compile_file): Call it.
6266 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
6267 address before wrapping in CONST.
6268 * varasm.c (emutls_htab, emutls_object_type): New.
6269 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
6270 (get_emutls_object_name, get_emutls_object_type): New.
6271 (get_emutls_init_templ_addr, emutls_decl): New.
6272 (emutls_common_1, emutls_finish): New.
6273 (assemble_variable): When emulating tls, swap decls; generate
6274 constructor for the emutls objects.
6275 (do_assemble_alias): When emulating tls, swap decl and target name.
6276 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
6278 * varpool.c (decide_is_variable_needed): Look at force_output.
6279 Recurse for emulated tls.
6280 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
6281 with decide_is_variable_needed.
6282 * emutls.c: New file.
6283 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
6284 tls_object for real tls.
6286 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6288 PR rtl-optimization/29599
6289 * reload1.c (eliminate_regs_in_insn): Take the destination
6290 mode into account when computing the offset.
6292 2007-02-09 Stuart Hastings <stuart@apple.com>
6293 Richard Henderson <rth@redhat.com>
6295 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6296 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6297 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
6298 fixuns_truncdfhi2): New.
6299 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
6300 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
6301 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
6302 (floatunssidf2): Allow nonimmediate source.
6303 * gcc/config/i386/sse.md (movdi_to_sse): New.
6304 (vec_concatv2di): Drop '*'.
6305 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
6306 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6307 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
6309 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
6310 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6311 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
6312 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
6313 (ix86_build_signbit_mask): Fix decl of v, refactor to call
6314 ix86_build_const_vector.
6315 (x86_emit_floatuns): Rewrite.
6317 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6319 * genautomata.c (longest_path_length): Delete unused function.
6320 (struct state): Delete unused longest_path_length.
6321 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
6322 (get_free_state): Delete unused.
6324 2007-02-09 Jan Hubicka <jh@suse.cz>
6326 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
6327 * doc/invoke.texi (inline-unit-growth): Update default value.
6329 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
6330 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
6331 (rebuild_cgraph_edges): Likewise.
6332 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
6333 (dump_cgraph_node): Dump frequencies.
6334 (cgraph_clone_edge): Add frequency scales.
6335 (cgraph_clone_node): Add freuqnecy.
6336 * cgraph.h (cgraph_edge): Add freuqnecy argument.
6337 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
6338 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
6339 * tree-pass.h (TODO_rebuild_frequencies): New constant.
6340 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
6341 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
6342 (save_inline_function_body): Likewise.
6343 * ipa-inline.c: inluce rtl.h
6344 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
6345 (cgraph_edge_badness): Use frequencies.
6346 (cgraph_decide_recursive_inlining): Update clonning.
6347 (cgraph_decide_inlining_of_small_function): Dump frequency.
6348 * predict.c (estimate_bb_frequencies): Export.
6349 * predict.h (estimate_bb_frequencies): Declare.
6350 * tree-inline.c (copy_bb): Watch overflows.
6351 (expand_call_inline): Update call of cgraph_create_edge.
6352 (optimize_inline_calls): Use TODO flags to update frequnecies.
6353 * passes.h: Include predict.h
6354 (init_optimization_passes): Move profile ahead.
6355 (execute_function_todo): Handle TODO_rebuild_frequencies.
6357 2007-02-09 Roger Sayle <roger@eyesopen.com>
6359 * config/alpha/alpha.c (emit_insxl): Force the first operand of
6360 the insbl or inswl pattern into a register.
6362 2007-02-09 Roger Sayle <roger@eyesopen.com>
6364 * config/ia64/ia64.md (bswapdi2): New define_insn.
6366 2007-02-09 Richard Henderson <rth@redhat.com>
6368 * config/i386/constraints.md (Ym): New constraint.
6369 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
6370 (movdi_1_rex64): Split sse and xmm general register moves from
6371 memory move alternatives. Use conditional register constraints.
6372 (movsf_1, movdf_integer): Likewise.
6373 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6374 (movdf_integer_rex64): New.
6375 (pushsf_rex64): Fix output constraints.
6376 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
6377 (sse2_stored): Likewise.
6378 (sse2_storeq_rex64): New.
6379 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
6380 amd and not generic.
6381 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
6382 for optimize_size. Remove SF/DFmode hack.
6384 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6386 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
6389 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
6390 Richard Sandiford <richard@codesourcery.com>
6392 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
6393 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
6394 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
6395 m68k/t-mlib to tmake_file.
6396 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
6397 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
6398 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
6399 Allow it to be cf or m68k. Set m68k_arch_family. If that
6400 variable is not empty, add t-$m68k_arch_family to tmake_file.
6401 Add t-mlibs to tmake_file.
6402 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
6403 * config/m68k/t-cf: New file.
6404 * config/m68k/t-m68k: Likewise.
6405 * config/m68k/t-mlibs: Likewise.
6406 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6407 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6408 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6409 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6410 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
6412 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
6413 (INSTALL_LIBGCC): Delete.
6414 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6415 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6416 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6417 (M68K_MLIB_CPU): Define.
6418 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6419 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6420 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
6422 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6423 Richard Guenther <rguenther@suse.de>
6426 * fold-const.c (fold_comparison): Handle obfuscated comparisons
6427 against INT_MIN/INT_MAX.
6428 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
6429 file if a loop is removed.
6431 2007-02-09 Joseph Myers <joseph@codesourcery.com>
6433 * calls.c (store_one_arg): Pass correct alignment to
6434 emit_push_insn for non-BLKmode values.
6435 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
6436 unaligned stack slot via a suitably aligned slot.
6438 2007-02-08 DJ Delorie <dj@redhat.com>
6440 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
6442 (legal_subregs): Use unsigned char, make const.
6443 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
6445 2007-02-08 Paul Brook <paul@codesourcery.com>
6447 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
6448 special interworking needed.
6450 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
6452 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
6453 conditional to __SSE2__.
6454 (Entries below should have been added to first ChangeLog
6455 entry for amdfam10 dated 2007-02-05)
6456 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
6458 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
6460 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
6463 2007-02-08 DJ Delorie <dj@redhat.com>
6465 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
6466 * config/m32c/m32c.c (legal_subregs): New.
6467 (m32c_illegal_subreg_p): New.
6468 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
6469 unsupported subregs of hard regs.
6471 2007-02-08 Jan Hubicka <jh@suse.cz>
6473 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
6474 the same one; always update histograms.
6476 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6478 * passes.c (init_optimization_passes): Tidy comment.
6480 2007-02-08 Roger Sayle <roger@eyesopen.com>
6482 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
6483 strip zero_extend, bswap and rotates from POCOUNT's argument.
6484 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
6485 zero_extend and rotates from PARITY's argument.
6486 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
6487 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
6488 of an integer constant at compile-time.
6490 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6493 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
6495 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
6498 * tree-ssa-live.c (remove_unused_locals): Do not remove
6499 TREE_ADDRESSABLE variables.
6500 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
6501 * tree-ssa-operands.c (add_virtual_operand): Remove argument
6502 FOR_CLOBBER. Update all users.
6503 If VAR has an associated alias set, add a virtual operand for
6504 it if no alias is found to conflict with the memory reference.
6506 2007-02-07 Jan Hubicka <jh@suse.cz>
6507 Robert Kidd <rkidd@crhc.uiuc.edu>
6509 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
6511 2007-02-07 Ian Lance Taylor <iant@google.com>
6513 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
6515 2007-02-07 Roger Sayle <roger@eyesopen.com>
6517 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
6518 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
6519 tablejumpdi, movsi_to_cr_one): Remove constraints from
6520 define_expand's match_operands.
6522 2007-02-07 Roger Sayle <roger@eyesopen.com>
6524 * global.c (compute_regsets): Move declatation of "i" inside of
6525 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
6527 2007-02-07 Jakub Jelinek <jakub@redhat.com>
6530 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
6531 of INDIRECT_REF <RESULT_DECL>.
6533 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
6535 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
6536 Kaz Kojima <kkojima@gcc.gnu.org>
6539 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
6541 (sh_initialize_trampoline): Add parentheses to avoid a warning.
6543 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6545 * doc/loop.texi: Document possibility not to perform disambiguation
6546 of loops with multiple latches.
6547 * cfgloopmanip.c (alp_enum_p): Removed.
6548 (add_loop): Handle subloops. Use get_loop_body_with_size.
6549 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
6550 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
6551 the new forwarder block.
6552 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
6553 Handle the case latch is NULL.
6554 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
6555 when marking loop exits.
6556 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
6558 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
6559 disambiguate_loops_with_multiple_latches.
6560 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
6561 before fix_loop_structure.
6562 * cfgloop.c: Include pointer-set.h and output.h.
6563 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
6564 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
6565 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
6566 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
6567 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
6568 disambiguate_multiple_latches, get_loop_body_with_size,
6569 disambiguate_loops_with_multiple_latches): New functions.
6570 (flow_loop_dump): Dump multiple latch edges.
6571 (flow_loop_nodes_find): Handle loops with multiple latches.
6572 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
6573 (glb_enum_p): Modified.
6574 (get_loop_body): Use get_loop_body_with_size.
6575 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
6576 (AVOID_CFG_MODIFICATIONS): New constant.
6577 (disambiguate_loops_with_multiple_latches, add_loop,
6578 get_loop_body_with_size): Declare.
6579 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
6581 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
6584 * global.c (compute_regsets): New function.
6585 (global_alloc): Refactored ELIMINABLE_REGSET
6586 and NO_GLOBAL_ALLOC_REGS computation out.
6587 (rest_of_handle_global_alloc): Call compute_regsets()
6588 for non-optimizing case.
6590 2007-02-06 Richard Henderson <rth@redhat.com>
6592 * config/i386/constraints.md (Y2): Rename from Y.
6593 (Yi): New constraint.
6594 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
6595 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
6596 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
6597 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
6598 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
6599 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
6600 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
6601 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
6602 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
6603 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
6604 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
6605 vec_extractv2si_1): Change Y constraints to Y2.
6606 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
6607 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
6608 Change Y constraints to Y2.
6609 (sse2_loadld): Change Y constraints to x.
6611 2007-02-06 Roger Sayle <roger@eyesopen.com>
6613 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
6614 (parity<mode>2): New define_expand using rs6000_emit_parity.
6615 * config/rs6000/rs6000.c (rs6000_emit_popcount,
6616 rs6000_emit_parity): New functions.
6617 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
6618 rs6000_emit_parity): Prototype here.
6620 2007-02-06 Ian Lance Taylor <iant@google.com>
6622 * lower-subreg.c (simple_move_operand): Reject CONST.
6623 (resolve_clobber): Call validate_change rather than directly
6624 assigning to XEXP (pat, 0).
6626 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6628 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
6629 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
6630 (tree-cfg.o): Remove hashtab.h dependency.
6632 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
6633 (struct ivopts_data): Change niters to pointer_map_t.
6634 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
6635 (niter_for_exit): Create pointer_map on demand. Change for
6637 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
6638 (free_loop_data): Destroy data->niters if created and reset field.
6639 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
6640 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
6642 * tree-ssa-reassoc.c: Include pointer-set.h.
6643 (bb_rank): Change to long *.
6644 (operand_rank): Change to pointer_map_t.
6645 (find_operand_rank): Return long, -1 if not found. Declare as inline.
6646 (insert_operand_rank): Accept long.
6647 (operand_entry_hash, operand_entry_eq): Remove.
6648 (get_rank): Return long. Adjust for changes above.
6649 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
6651 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
6653 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
6654 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
6655 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
6657 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
6658 directly since it cannot be NULL.
6659 (get_vi_for_tree): Rewrite for pointer_map API.
6660 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
6661 (init_alias_vars): Create vi_for_tree as pointer_map.
6662 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
6664 * tree-cfg.c: Don't include hashtab.h.
6665 (edge_to_cases): Declare as pointer_map.
6666 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
6668 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
6669 (start_recording_case_labels): Create edge_to_cases as pointer_map.
6670 (end_recoding_case_labels): Cleanup edge_to_cases manually before
6672 (record_switch_edge): Delete.
6673 (get_cases_for_edge): Adjust for pointer_map API, inline
6674 record_switch_edge (rewritten for new API), remove goto.
6676 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6678 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
6679 * tree-nested.c: Include pointer-set.h.
6680 (var_map_elt, var_map_eq, var_map_hash): Delete.
6681 (struct nesting_info): Remove GTY marker. Change the two htab_t's
6683 (nesting_info_bitmap_obstack): New.
6684 (lookup_field_for_decl): Adjust for pointer_map API.
6685 (lookup_tramp_for_decl): Adjust for pointer_map API.
6686 (get_nonlocal_debug_decl): Adjust for pointer_map API.
6687 (get_local_debug_decl): Adjust for pointer_map API.
6688 (convert_nl_goto_reference): Adjust for pointer_map API.
6689 (convert_nl_goto_receiver): Adjust for pointer_map API.
6690 (create_nesting_tree): Create outside GGC space. Create bitmap on
6691 the new obstack. Create field_map and var_map as pointer_maps.
6692 (free_nesting_tree): Adjust for changes to create_nesting_tree.
6694 (lower_nested_functions): Move root here, no need to NULL it.
6695 Initialize and release the obstack.
6697 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
6699 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
6700 Remove prototypes and make them non-static.
6701 (struct tree_int_map): Remove.
6702 * tree.h (struct tree_int_map): Move here, turning TO into an
6704 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
6706 * tree.h (TREE_COMPLEXITY): Remove.
6707 (struct tree_exp): Remove complexity field.
6708 * tree.c (build1_stat): Don't set it.
6710 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
6711 Victor Kaplansky <victork@il.ibm.com>
6713 * tree-vectorizer.c (vect_is_simple_use): Support induction.
6714 (vect_is_simple_reduction): Support reduction with induction as
6715 one of the operands.
6716 (vect_is_simple_iv_evolution): Fix formatting.
6717 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
6718 formatting. Don't mark induction phis for vectorization.
6719 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
6720 * tree-vect-transform.c (get_initial_def_for_induction): New function.
6721 (vect_get_vec_def_for_operand): Support induction.
6722 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
6724 (vectorizable_reduction): Support reduction with induction as one of
6726 (vectorizable_type_demotion): Use def-type of stmt argument rather
6727 than dummy def-type.
6729 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
6730 flag_tree_scev_cprop.
6731 * common.opt (tree-scev-cprop): New flag.
6733 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
6734 call to vect_get_new_vect_var.
6736 2007-02-06 Ira Rosen <irar@il.ibm.com>
6738 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
6739 vectype is not NULL.
6740 (vect_pattern_recog_1): Likewise.
6742 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6744 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
6745 (fold_negate_expr): Likewise.
6747 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
6750 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
6751 even if cv-qualification is the same.
6753 2007-02-05 Geoffrey Keating <geoffk@apple.com>
6755 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
6756 __enable_execute_stack on completion.
6758 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6760 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
6761 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
6762 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
6763 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
6764 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
6765 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
6766 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
6767 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
6769 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6771 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
6772 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
6773 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
6774 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
6775 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
6776 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
6777 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
6778 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
6779 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
6780 umuldi3_highpart_rex64, umulsi3_highpart_insn,
6781 umulsi3_highpart_zext, smuldi3_highpart_rex64,
6782 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
6783 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
6784 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
6785 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
6786 sqrtextenddfxf2_i387): Added amdfam10_decode.
6788 * config/i386/athlon.md (athlon_idirect_amdfam10,
6789 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
6790 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
6791 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
6792 athlon_ivector_store_amdfam10): New define_insn_reservation.
6793 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
6796 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6798 * config/i386/athlon.md (athlon_call_amdfam10,
6799 athlon_pop_amdfam10, athlon_lea_amdfam10): New
6800 define_insn_reservation.
6801 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
6802 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
6803 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
6805 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6807 * config/i386/athlon.md (athlon_sseld_amdfam10,
6808 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
6809 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
6811 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6813 * config/i386/athlon.md (athlon_sseins_amdfam10): New
6814 define_insn_reservation.
6815 * config/i386/i386.md (sseins): Added sseins to define_attr type
6816 and define_attr unit.
6817 * config/i386/sse.md: Set type attribute to sseins for insertq
6820 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6822 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
6823 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
6824 ssecomi_load_amdfam10, ssecomi_amdfam10,
6825 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
6826 define_insn_reservation.
6827 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
6829 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6831 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
6832 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
6833 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
6834 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
6835 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
6836 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
6837 define_insn_reservation.
6839 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
6840 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
6841 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
6842 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
6843 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
6845 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6847 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
6848 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
6849 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
6850 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
6851 athlon_ssemul_load_k8): Added amdfam10.
6853 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6855 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
6856 (x86_sse_unaligned_move_optimal): New variable.
6858 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
6860 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
6861 for unaligned vector SSE double/single precision loads for AMDFAM10.
6863 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6865 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
6866 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
6867 Define TARGET_CPU_DEFAULT_amdfam10.
6868 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
6869 (processor_type): Add PROCESSOR_AMDFAM10.
6871 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
6872 processor_type in config/i386/i386.h.
6873 Enable imul peepholes for TARGET_AMDFAM10.
6875 * config.gcc: Add support for --with-cpu option for amdfam10.
6877 * config/i386/i386.c (amdfam10_cost): New variable.
6878 (m_AMDFAM10): New macro.
6879 (m_ATHLON_K8_AMDFAM10): New macro.
6880 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
6881 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
6882 x86_promote_QImode, x86_integer_DFmode_moves,
6883 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6884 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
6885 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
6886 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
6887 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
6888 Enable/disable for amdfam10.
6889 (override_options): Add amdfam10_cost to processor_target_table.
6890 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
6891 processor_alias_table.
6892 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
6893 (ix86_adjust_cost): Add code for amdfam10.
6895 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6897 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
6898 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
6899 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
6900 * config/i386/i386.h: Add builtin definition for SSE4A.
6901 * config/i386/i386.md: Add support for ABM instructions
6903 * config/i386/sse.md: Add support for SSE4A instructions
6904 (movntss, movntsd, extrq, insertq).
6905 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
6906 Add -march=amdfam10 flag.
6907 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
6908 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
6910 * doc/extend.texi: Add documentation for SSE4A builtins.
6912 2007-02-05 Bob Wilson <bob.wilson@acm.org>
6914 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
6916 2007-02-05 Richard Guenther <rguenther@suse.de>
6918 * tree-vectorizer.h (vectorizable_function): Add argument type
6919 argument, change return type.
6920 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
6921 * tree-vect-transform.c (vectorizable_function): Handle extra
6922 argument, return vectorized function decl.
6923 (build_vectorized_function_call): Remove.
6924 (vectorizable_call): Handle calls with result and argument types
6925 differing. Handle loop vectorization factor correctly.
6926 * targhooks.c (default_builtin_vectorized_function): Adjust for
6928 * targhooks.h (default_builtin_vectorized_function): Likewise.
6929 * target.h (builtin_vectorized_function): Add argument type
6931 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
6932 extra argument, allow vectorizing of lrintf.
6933 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
6934 documentation of target hook.
6936 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
6939 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
6940 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
6941 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
6943 2007-02-05 Roger Sayle <roger@eyesopen.com>
6945 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
6946 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
6947 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
6948 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
6949 before canonicalizing sincos to cexpi.
6950 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
6952 2007-02-05 Roger Sayle <roger@eyesopen.com>
6954 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
6955 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
6956 (alpha_init_builtins): Use alpha_add_builtins to process tables.
6958 2007-02-05 Roger Sayle <roger@eyesopen.com>
6960 * mips-tfile.c (initialize_init_file): Correct endianness test.
6962 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
6964 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
6967 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6969 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
6970 saves in a PARALLEL before the register assignments.
6972 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6974 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
6975 DWARF_FRAME_RETURN_COLUMN to be a general register.
6976 * dwarf2out.c (init_return_column_size): New function, split from...
6977 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
6978 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
6979 to be nongeneral registers.
6980 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
6982 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
6983 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
6985 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6987 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
6989 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6991 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
6992 (remove_path): Use can_remove_branch_p and remove_branch instead
6993 of loop_delete_branch_edge.
6994 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
6995 (tree_transform_and_unroll_loop): Remove dead branches immediately.
6996 Update profile using scale_dominated_blocks_in_loop.
6997 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
6998 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
6999 (can_remove_branch_p, remove_branch): Declare.
7000 * tree-cfg.c (tree_can_remove_branch_p): New function.
7001 (tree_cfg_hooks): Add tree_can_remove_branch_p.
7002 * cfgrtl.c (rtl_can_remove_branch_p): New function.
7003 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
7005 2007-02-05 Jan Hubicka <jh@suse.cz>
7008 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
7009 nodes in cgraph, don't remove offline copy of the function.
7011 2007-02-04 Jan Hubicka <jh@suse.cz>
7013 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
7014 vectors might cause maybe_lookup_element_for_expr to be called
7015 on non-sra-candidate.
7017 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7019 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
7020 config/bfin/bfin.md, config/bfin/predicates.md: Follow
7021 spelling conventions.
7023 2007-02-04 Richard Guenther <rguenther@suse.de>
7026 * fold-const.c (try_move_mult_to_index): Make sure to not
7027 overflow one dimension of a multi-dimensional array access.
7029 2007-02-04 Jan Hubicka <jh@suse.cz>
7031 * passes.c (init_optimization_passes): Reindent.
7033 2007-02-04 Jan Hubicka <jh@suse.cz>
7034 Eric Botcazou <ebotcazou@adacore.com>
7036 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
7037 (execute_fixup_cfg): Break out the abnormal goto code.
7038 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
7039 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
7040 (optimize_inline_calls): Call make_nonlocal_label_edges.
7042 2007-02-04 Jan Hubicka <jh@suse.cz>
7044 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
7045 true when something was changed.
7046 (rename_ssa_copies): When something was changed, do
7047 TODO_remove_unused_locals.
7048 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7049 add TODO_remove_unused_locals when instruction was removed.
7051 2007-02-04 Jan Hubicka <jh@suse.cz>
7053 * ipa-inline.c (try_inline): Improve debug output; work on already
7055 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
7056 call try_inline for already inlined edges too when flattening;
7057 inline also functions that make callee growth but overall unit size
7060 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7062 * config/m32c/bitops.md, config/m32c/jump.md,
7063 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
7064 config/m32r/m32r.h, config/m32r/m32r.md,
7065 config/m32r/predicates.md, config/m68hc11/larith.asm,
7066 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
7067 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
7068 config/mips/mips-protos.h, config/mips/mips.c,
7069 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
7070 config/mn10300/mn10300.h, config/mn10300/predicates.md,
7071 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
7072 spelling conventions.
7074 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
7075 Follow spelling conventions.
7077 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
7079 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
7080 warn about C++0x compatibility.
7082 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7084 * config/h8300/h8300.c, config/h8300/h8300.h,
7085 config/h8300/h8300.md: Follow spelling conventions.
7087 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
7090 * combine.c (try_combine): Do not substitute source operand
7091 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
7093 2007-02-03 Jan Hubicka <jh@suse.cz>
7095 PR gcov-profile/30650
7096 * value-prof.c (stringop_block_profile): Fix handling of size counter;
7097 do not divide by zero for never executed counters.
7098 (tree_find_values_to_profile): Fix counters.
7099 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
7101 2007-02-03 Ian Lance Taylor <iant@google.com>
7103 * lower-subreg.c (simple_move_operand): New static function,
7104 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
7106 (simple_move): Call simple_move_operand.
7107 (find_decomposable_subregs): Add special handling of MEMs.
7108 (can_decompose_p): Rename from cannot_decompose_p. Reverse
7109 meaning of return value. If we see a hard register, test whether
7110 it can store a word_mode value. Change all callers.
7112 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7114 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
7115 ftrapv insns and expanders.
7116 (subdi3): Change define_expand operand 1 to arith11_operand, and
7117 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
7118 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
7119 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
7123 * varasm.c (notice_global_symbol): Treat global objects as weak when
7126 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7128 * emit-rtl.c (dconstpi): Delete.
7130 (init_emit_once): Delete dconstpi and init dconstsqrt2.
7131 * real.h (dconstpi): Delete.
7133 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
7134 (fold_builtin_hypot): Likewise.
7136 2007-02-03 Tom Tromey <tromey@redhat.com>
7139 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
7140 -gcoff3, -gxcoff3, -gvms3 implies -dD.
7142 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
7144 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
7145 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
7146 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
7147 config/rs6000/cell.md, config/rs6000/darwin.h,
7148 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
7149 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
7150 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
7151 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
7152 typos. Follow spelling conventions.
7153 * doc/invoke.texi: Follow spelling conventions.
7155 2007-02-03 Roger Sayle <roger@eyesopen.com>
7157 * simplify-rtx.c (simplify_relational_operation_1): Implement some
7158 canonicalization transformations that attempt to simplify integer
7159 constant comparisons to become comparisons against zero.
7161 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7163 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
7165 * fold-const.c (fold_binary): Fix comment typos. Fold complex
7166 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
7168 2007-02-02 Mike Stump <mrs@apple.com>
7170 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
7171 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
7172 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
7173 generate a branch island.
7175 2007-02-02 Bob Wilson <bob.wilson@acm.org>
7177 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
7178 (xtensa_legitimate_address_p): New.
7179 (xtensa_legitimize_address): New.
7180 (xtensa_output_addr_const_extra): New.
7181 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
7183 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
7184 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
7185 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
7186 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
7187 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
7188 (xtensa_legitimize_address): New.
7189 (xtensa_output_addr_const_extra): New.
7191 2007-02-02 Steve Ellcey <sje@cup.hp.com>
7193 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
7195 2007-02-02 Ian Lance Taylor <iant@google.com>
7197 * expmed.c (expand_divmod): Add comment.
7199 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
7201 * emit-rtl.c (renumber_insns): Remove.
7202 * flags.h: Remove the extern for flag_renumber_insns.
7203 * rtl.h: Remove the prototype for renumber_insns.
7204 * toplev.c (flag_renumber_insns): Remove.
7206 2007-02-02 Hui-May Chang <hm.chang@apple.com>
7208 Revert for x86 darwin:
7209 2005-06-19 Uros Bizjak <uros@kss-loka.si>
7211 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
7212 code before the following patch under TARGET_MACHO.
7213 (ix86_function_value_regno_p): Likewise.
7215 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7217 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
7220 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7223 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
7224 general or fp registers. Add comments.
7225 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
7227 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
7229 * pointer-set.c (insert_aux): Only return insertion slot.
7230 (pointer_set_insert): Adjust.
7231 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
7232 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
7233 pointer_map_traverse): New.
7234 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
7235 pointer_map_create, pointer_map_destroy, pointer_map_insert,
7236 pointer_map_contains, pointer_map_traverse): Declare.
7238 2007-02-02 Jakub Jelinek <jakub@redhat.com>
7241 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
7242 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
7244 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7246 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
7248 (struct _dep): New type.
7249 (dep_t): New typedef.
7250 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
7251 (DEP_STATUS): New access macro. The macro with the same name was
7252 renamed to DEP_LINK_STATUS.
7253 (dep_init): Declare function
7255 (struct _dep_link): New type.
7256 (dep_link_t): New typedef.
7257 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
7258 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
7259 (DEP_LINK_STATUS): New macro.
7260 (debug_dep_links): New debug function.
7262 (struct _deps_list): New type.
7263 (deps_list_t): New typedef.
7264 (DEPS_LIST_FIRST): New access macro.
7265 (FOR_EACH_DEP_LINK): New cycle macro.
7266 (create_deps_list, free_deps_list, delete_deps_list): Declare
7268 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
7269 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7270 (copy_deps_list_change_con): Ditto.
7272 (move_dep_link): Declare function.
7274 (struct _dep_node): New type.
7275 (dep_node_t): New typedef.
7276 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
7278 (struct haifa_insn_data.back_deps): New field to hold backward
7279 dependencies of the insn.
7280 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
7282 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
7283 Change its type to deps_list_t.
7284 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
7285 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
7286 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
7288 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
7290 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
7292 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
7294 (dep_cost): Declare.
7296 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
7297 (ds_to_dk, dk_to_ds): New functions.
7299 (init_dep_1): New static function.
7300 (init_dep): New function.
7301 (copy_dep): New static function.
7303 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
7305 (detach_dep_link): New static function.
7306 (move_dep_link): New function.
7308 (dep_links_consistent_p, dump_dep_links): New static functions.
7309 (debug_dep_links): New debugging function.
7311 (deps_obstack, dl_obstack, dn_obstack): New static variables.
7313 (alloc_deps_list, init_deps_list): New static functions.
7314 (create_deps_list): New function.
7315 (clear_deps_list): New static function.
7316 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
7317 (deps_list_consistent_p, dump_deps_list): New static functions.
7318 (debug_deps_list): New function.
7319 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
7321 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
7323 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
7324 use new scheduler dependencies lists.
7325 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
7326 (sched_analyze): Ditto. Initialize dependencies lists.
7327 (add_forw_dep, compute_forward_dependences): Update to use new
7328 scheduler dependencies lists.
7330 (init_dependency_caches): Init deps_obstack.
7331 (free_dependency_caches): Free deps_obstack.
7333 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
7334 new scheduler dependencies lists.
7335 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
7336 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7338 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
7339 Update to use new scheduler dependencies lists.
7340 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
7341 (debug_dependencies): Ditto.
7342 (schedule_region): Update comments.
7344 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
7345 scheduler dependencies lists.
7346 (schedule_ebb): Update comments.
7348 * rtl.def (DEPS_LIST): Remove.
7350 * lists.c (unused_deps_list): Remove.
7351 (free_list): Update assertions.
7353 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
7354 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7356 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
7357 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7359 * haifa-sched.c (comments): Update.
7360 (insn_cost1): Remove. Inline the code into insn_cost ().
7361 (insn_cost): Update to use new scheduler dependencies lists. Move
7362 processing of the dependency cost to dep_cost ().
7363 (dep_cost): New function. Use it instead of insn_cost () when
7364 evaluating cost of the dependency. Use compatible interface to
7365 interact with the target.
7366 (priority): Update to use new scheduler dependencies lists.
7367 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
7368 with greater number of insns that depend on the insn.
7369 (schedule_insn): Update to use new scheduler dependencies lists. Add
7370 code to free backward dependencies lists. Inline and optimize code
7371 from resolve_dep () - see PR28071.
7372 (ok_for_early_queue_removal): Update to use new scheduler dependencies
7373 lists. Update call to targetm.sched.is_costly_dependence hook.
7375 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
7376 scheduler dependencies lists.
7378 (resolve_dep): Remove. Move the logic to schedule_insn ().
7379 (init_h_i_d): Initialize dependencies lists.
7381 (process_insn_depend_be_in_spec): Rename to
7382 process_insn_forw_deps_be_in_spec. Update to use new scheduler
7384 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
7385 Update to use new scheduler dependencies lists.
7386 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
7388 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
7389 new scheduler dependencies lists.
7390 (build_intra_loop_deps): Ditto.
7392 * target.h (struct _dep): Declare to use in
7393 gcc_target.sched.is_costly_dependence.
7394 (struct gcc_target.sched.adjust_cost): Fix typo.
7395 (struct gcc_target.sched.is_costly_dependence): Change signature to use
7396 single dep_t parameter instead of an equivalent triad.
7397 (struct gcc_target.sched.adjust_cost_2): Remove.
7399 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
7401 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
7403 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
7405 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
7407 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
7408 (REG_DEP_TRUE): Document.
7410 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
7411 Change signature to correspond to the targetm.sched.adjust_cost hook.
7412 Update use in TARGET_SCHED_ADJUST_COST_2.
7413 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
7414 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
7415 new scheduler dependencies lists.
7416 (ia64_gen_check): Ditto.
7418 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
7421 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
7422 signature to correspond to the targetm.sched.is_costly_dependence hook.
7423 (is_costly_group): Update to use new scheduler dependencies lists.
7425 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
7426 instead of INSN_COST () macro.
7428 2007-02-01 Ian Lance Taylor <iant@google.com>
7430 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
7432 2007-02-01 Guy Martin <gmsoft@gentoo.org>
7434 * pa.md (tp_load): Correct mfctl instruction syntax.
7436 2007-02-01 Geoffrey Keating <geoffk@apple.com>
7438 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
7439 altivec_padding_size calculation on AIX. Improve comment, add
7440 assert to verify that it's right.
7442 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
7445 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
7448 * global.c (global_alloc): Add mising initialization of
7451 2007-02-01 Roger Sayle <roger@eyesopen.com>
7453 * alias.c (init_alias_analysis): Correct whitespace.
7454 * bb-reorder.c (fix_edges_for_rarely_executed_code,
7455 partition_hot_cold_basic_blocks): Likewise.
7456 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
7457 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
7458 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
7459 fold_builtin_snprintf_chk, fold_builtin_printf,
7460 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
7461 do_mpfr_arg3, do_mpfr_sincos): Likewise.
7462 * cfgcleanup.c (cleanup_cfg): Likewise.
7463 * cfgexpand.c (tree_expand_cfg): Likewise.
7464 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
7465 * function.c (get_next_funcdef_no): Likewise.
7466 * gengtype.c (main): Likewise.
7467 * genmodes.c (main): Likewise.
7468 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
7469 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
7470 * ifcvt.c (noce_emit_move_insn): Likewise.
7471 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
7473 * stor-layout.c (get_best_mode): Likewise.
7474 * tree-ssa-loop-niter.c (get_val_for): Likewise.
7475 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
7476 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
7477 perform_var_substitution, solve_graph): Likewise.
7478 * tree-vrp.c (vrp_finalize): Likewise.
7480 2007-02-01 Ian Lance Taylor <iant@google.com>
7482 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
7483 high part of a paradoxical subreg, return a constant zero.
7485 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
7487 * toplev.c (lang_dependent_init): Call init_set_costs.
7488 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
7490 2007-02-01 Richard Guenther <rguenther@suse.de>
7493 * fold-const.c (fold_negate_expr): Allow negating a
7494 constant if overflow does not change.
7496 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7498 * doc/c-tree.texi (Expression trees): Improve markup.
7499 * doc/tm.texi (Register Classes, Addressing Modes)
7500 (Floating Point): Fix spacing after abbreviations. Fix some
7503 2007-02-01 Ben Elliston <bje@au.ibm.com>
7505 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
7506 * doc/contrib.texi: Likewise.
7507 * doc/install.texi: Likewise.
7509 2007-01-31 Richard Henderson <rth@redhat.com>
7510 Ian Lance Taylor <iant@google.com>
7512 * lower-subreg.c: New file.
7513 * rtl.def (CONCATN): Define.
7514 * passes.c (init_optimization_passes): Add pass_lower_subreg and
7516 * emit-rtl.c (update_reg_offset): New static function, broken out
7517 of gen_rtx_REG_offset.
7518 (gen_rtx_REG_offset): Call update_reg_offset.
7519 (gen_reg_rtx_offset): New function.
7520 * regclass.c: Revert patch of 2006-03-05, restoring
7522 (clear_reg_info_regno): New function.
7523 * dwarf2out.c (concatn_loc_descriptor): New static function.
7524 (loc_descriptor): Handle CONCATN.
7525 * common.opt (fsplit_wide_types): New option.
7526 * opts.c (decode_options): Set flag_split_wide_types when
7528 * timevar.def (TV_LOWER_SUBREG): Define.
7529 * rtl.h (gen_reg_rtx_offset): Declare.
7530 (reg_scan_update): Declare.
7531 * regs.h (clear_reg_info_regno): Declare.
7532 * tree-pass.h (pass_lower_subreg): Declare.
7533 (pass_lower_subreg2): Declare.
7534 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
7535 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
7537 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
7538 * Makefile.in (OBJS-common): Add lower-subreg.o.
7539 (lower-subreg.o): New target.
7541 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7543 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
7545 2007-01-31 Anatoly Sokolov <aesok@post.ru>
7548 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
7550 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7553 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
7555 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
7557 * cfgloop.h: Include vec-prim.h.
7558 (enum li_flags): Remove LI_ONLY_OLD.
7559 (loop_iterator): Changed.
7560 (fel_next, fel_init): Iterate over loop tree.
7561 (FOR_EACH_LOOP_BREAK): New macro.
7562 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
7564 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
7565 * modulo-sched.c (sms_schedule): Ditto.
7566 * tree-vectorizer.c (vectorize_loops): Ditto.
7567 * doc/loop.texi: Update information on loop numbering and behavior of
7568 FOR_EACH_LOOP wrto new loops.
7569 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
7570 add_to_evolution_1): Test nestedness of loops instead of comparing
7572 * tree-chrec.c (chrec_fold_plus_poly_poly,
7573 chrec_fold_multiply_poly_poly, chrec_evaluate,
7574 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
7575 reset_evolution_in_loop): Ditto.
7576 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
7578 2007-01-31 Dirk Mueller <dmueller@suse.de>
7580 * c-common.c (warn_about_parentheses): Separate warning about
7581 un-parenthized sequence of comparison operators from the one
7582 which is supposed to warn about x <= y <= z.
7584 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
7586 * optabs.h (enum optab_index): Add new OTI_isinf.
7587 (isinf_optab): Define corresponding macro.
7588 * optabs.c (init_optabs): Initialize isinf_optab.
7589 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
7591 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
7592 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
7594 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
7595 expand_builtin_interclass_mathfn.
7596 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
7597 * config/i386/i386.md (UNSPEC_FXAM): New constant.
7598 (fxam<mode>2_i387): New insn pattern.
7599 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
7600 built-in functions as x87 inline asm.
7602 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7604 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
7606 2007-01-30 Eric Christopher <echristo@apple.com>
7608 * config.gcc: Add geode.
7610 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7612 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
7613 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
7614 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
7615 value-prof.c: Fix comment typos.
7617 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7620 * doc/invoke.texi (Wpointer-arith): Document warning.
7622 2007-01-30 Janis Johnson <janis187@us.ibm.com>
7624 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
7625 the list of discrepancies from the draft TR.
7627 2007-01-30 Dirk Mueller <dmueller@suse.de>
7630 * doc/invoke.texi (-Wreturn-type): Update description to
7633 2007-01-30 Richard Sandiford <richard@codesourcery.com>
7635 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
7637 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
7639 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
7640 to handle optabs that operate on floating point input argument and
7641 output to integer output.
7642 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
7643 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
7644 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
7645 expand_builtin_interclass_mathfn ().
7646 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
7648 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
7649 ilogbl built-in functions as x87 intrinsics.
7651 2007-01-30 Richard Guenther <rguenther@suse.de>
7654 * dwarf2out.c (reference_to_unused): Query varpool if the
7655 variable was output.
7657 2007-01-30 Richard Guenther <rguenther@suse.de>
7660 * passes.c (execute_one_pass): Reset in_gimple_form to not
7661 confuse non-unit-at-a-time mode.
7663 2007-01-29 Roger Sayle <roger@eyesopen.com>
7664 Richard Guenther <rguenther@suse.de>
7666 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
7667 avoid undefined behaviour on overflow. Use force_fit_type_double
7668 to construct the constant with the specified TREE_OVERFLOW.
7670 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7672 * config/dfp-bit.c: Add parameterized support for fp exceptions.
7673 * config/dfp-bit.h: Ditto.
7675 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7677 * c-decl.c (pop_scope): Replace warnings with call to
7678 warn_for_unused_label.
7679 * c-common.h (warn_for_unused_label): Declare.
7680 * c-common.c (warn_for_unused_label): Define.
7682 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7684 * tree-optimize.c (update_inlined_to_pointers): Delete unused
7687 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7689 * Makefile.in (USER_H): Remove decfloat.h.
7690 * ginclude/decfloat.h: Delete, moving contents to ...
7691 * ginclude/float.h: Add support for decimal floating point,
7692 guarded by __STDC_WANT_DEC_FP__.
7694 2007-01-29 Mike Stump <mrs@apple.com>
7696 * doc/gccint.texi (Top): Rename Loop Representation to Loop
7697 Analysis and Representation to resolve case insensitive conflict.
7698 * doc/loop.texi (Loop Analysis and Representation): Likewise.
7700 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
7702 * tree.h (struct tree_memory_tag): Add aliases member.
7703 (MTAG_ALIASES): New macro.
7704 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
7705 (add_may_alias): Remove pointer-set. Update for may_aliases being
7707 (mark_aliases_call_clobbered): Update for may_aliases being a
7709 (compute_tag_properties): Ditto.
7710 (create_partition_for): Ditto.
7711 (compute_memory_partitions): Ditto.
7712 (dump_may_aliases_for): Ditto.
7713 (is_aliased_with): Ditto.
7714 (add_may_alias_for_new_tag): Ditto.
7715 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
7716 (compute_is_aliased): New function.
7717 (compute_may_aliases): Call compute_is_aliased).
7718 (init_alias_info): Initialize alias_bitmap_obstack.
7719 (union_alias_set_into): New function.
7720 (compute_flow_sensitive_aliasing): Use union_aliases_into.
7721 (have_common_aliases_p): Rewrite to take two bitmaps and use
7723 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
7725 (finalize_ref_all_pointers): Update for add_may_alias changes.
7726 (new_type_alias): Ditto.
7727 * tree-flow-inline.h (may_aliases): Return a bitmap.
7728 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
7729 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
7730 may_aliases being a bitmap.
7731 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
7732 may_aliases now returns a bitmap.
7733 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
7735 * tree-ssa-operands.c (add_virtual_operand): Update for
7736 may_aliases being a bitmap.
7738 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
7740 PR tree-optimization/30630
7741 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
7742 variable as changed.
7744 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
7747 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
7748 expanded only once even if an error occurs.
7750 2007-01-29 Ben Elliston <bje@au.ibm.com>
7752 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
7753 (__gcov_average_profiler): Likewise.
7754 (__gcov_ior_profiler): Likewise.
7755 (__gcov_merge_ior): Likewise.
7757 2007-01-28 Jan Hubicka <jh@suse.cz>
7759 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
7760 * value-prof.c (stringop_block_profile): Likewise.
7762 2007-01-28 Jan Hubicka <jh@suse.cz>
7764 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
7765 variant handling histograms; add wrapper.
7766 (clear_storage_via_libcall): Export.
7767 (emit_block_move_hints): Break out from ...; add histograms.
7768 (emit_block_move): ... this one.
7769 (clear_storage_hints): Break out from ...; add histograms.
7770 (clear_storage): ... this one.
7771 (set_storage_via_memset): Handle histogram.
7772 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
7773 (clear_storage_hints, clear_storage_via_libcall): Declare.
7774 (set_storage_via_setmem): Update prototype.
7775 * doc/md.texi (movmem, setmem): Document new arguments.
7777 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
7779 (stringop_block_profile): New global function.
7780 (tree_stringops_values_to_profile): Profile block size and alignment.
7781 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
7783 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
7784 (stringop_block_profile): Declare.
7785 * builtins.c: Include value-prof.h.
7786 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
7787 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
7788 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
7789 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
7790 * profile.c (instrument_values): Add new counters.
7791 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
7793 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
7794 (tree_init_edge_profiler): Build new profilers.
7795 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
7796 (pass_tree_profile): Add dump.
7797 (tree_profile_hooks): Update.
7798 * Makefile.in (LIBGCOV): Add new constants.
7799 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
7800 __gcov_ior_profiler): New.
7801 * i386.md (movmem/setmem expanders): Add new optional arguments.
7803 2007-01-28 David Edelsohn <edelsohn@gnu.org>
7805 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
7807 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7809 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
7810 (tree_unswitch_single_loop): Pass eni_size_weights to
7811 tree_num_loop_insns.
7812 * tree-ssa-loop-manip.c: Include tree-inline.h.
7813 (can_unroll_loop_p): Pass eni_size_weights to
7814 tree_num_loop_insns.
7815 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
7816 Pass eni_size_weights to estimate_num_insns.
7817 * tree.h (init_inline_once): Export.
7818 * toplev.c (backend_init): Call init_inline_once.
7819 * cgraphunit.c (cgraph_process_new_functions,
7820 cgraph_analyze_function): Pass eni_inlining_weights to
7822 * ipa-inline.c (compute_inline_parameters): Ditto.
7823 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
7824 to estimate_num_insns.
7825 (try_unroll_loop_completely): Pass eni_size_weights to
7826 tree_num_loop_insns.
7827 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
7828 ot estimate_num_insns.
7829 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
7830 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
7831 * tree-inline.c (eni_inlining_weights, eni_size_weights,
7832 eni_time_weights): New variables.
7833 (init_inline_once): Initialize them.
7834 (struct eni_data): Mew.
7835 (estimate_num_insns_1, estimate_num_insns): Use weights.
7836 * tree-inline.h (struct eni_weights_d): New.
7837 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
7838 (estimate_num_insns): Declaration changed.
7839 * cfgloop.h (tree_num_loop_insns): Declaration changed.
7840 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
7841 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
7843 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7845 * tree-data-ref.c (conflict_fn): Assert that the number of affine
7846 relations in the conflict function is valid.
7848 2007-01-27 Ian Lance Taylor <iant@google.com>
7850 * common.opt: Add fstrict-overflow.
7851 * opts.c (decode_options): Set flag_strict_overflow if -O2.
7852 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
7853 (TYPE_OVERFLOW_UNDEFINED): Define.
7854 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
7856 * tree.h (TYPE_TRAP_SIGNED): Don't define.
7857 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
7858 (fold_negate_expr): Likewise.
7859 (make_range): Likewise.
7860 (extract_muldiv_1): Likewise.
7861 (maybe_canonicalize_comparison): Likewise.
7862 (fold_comparison): Likewise.
7863 (fold_binary): Likewise.
7864 (tree_expr_nonnegative_p): Likewise.
7865 (tree_expr_nonzero_p): Likewise.
7866 * tree-vrp.c (compare_values): Likewise.
7867 (extract_range_from_binary_expr): Likewise.
7868 (extract_range_from_unary_expr): Likewise.
7869 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
7871 (nowrap_type_p): Likewise.
7872 * tree-scalar-evolution.c (simple_iv): Likewise.
7873 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
7874 (build_range_check): Likewise.
7875 (extract_muldiv_1): Likewise.
7876 (fold_comparison): Likewise.
7877 * tree-vrp.c (vrp_int_const_binop): Likewise.
7878 (extract_range_from_unary_expr): Likewise.
7879 * convert.c (convert_to_integer): Likewise.
7880 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
7881 (fold_comparison): Likewise.
7882 (fold_binary): Likewise.
7883 * optabs.c (optab_for_tree_code): Likewise.
7884 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
7885 * simplify-rtx.c (simplify_const_relational_operation): Check
7886 flag_strict_overflow and flag_trapv.
7887 (simplify_const_relational_operation): Likewise.
7888 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
7889 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
7892 2007-01-27 Roger Sayle <roger@eyesopen.com>
7894 * tree.c (tree_fold_gcd): Delete.
7895 * tree.h (tree_fold_gcd): Remove prototype.
7896 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
7897 test whether one constant integer is a multiple of another. Instead
7898 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
7899 * fold-const.c (multiple_of_p): We've determined both TOP and
7900 BOTTOM are integer constants so we can call int_const_binop directly
7901 instead of the more generic const_binop.
7903 2007-01-27 Roger Sayle <roger@eyesopen.com>
7905 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
7906 1*X check that the constant hasn't overflowed, to preserve the
7908 (round_up): Provide an efficient implementation when rouding-up an
7909 INTEGER_CST to a power-of-two.
7911 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7913 * doc/sourcebuild.texi: Add comma for clarity.
7914 * doc/extend.texi: Fix some typos.
7915 * doc/passes.texi: Likewise.
7916 * doc/cppinternals.texi: Likewise.
7917 * doc/c-tree.texi: Likewise.
7918 * doc/tree-ssa.texi: Likewise.
7919 * doc/install.texi: Likewise.
7921 2007-01-27 Jan Hubicka <jh@suse.cz>
7923 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
7924 (pass_sra): Do not require alias information.
7925 * passes.c (init_optimization_passes): Add SRA
7927 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
7929 * tracer.c (rest_of_handle_tracer): We already cleaned
7930 up the CFG in tracer() so don't do it here again.
7931 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
7932 cleanup_cfg here, either. And don't call renumber_insns.
7934 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
7935 and BB_HEAD are in the insn stream here. Instead make sure
7936 that BB_INSN is valid on all insns. Also, do check here that
7937 there are no pending branch predictions...
7938 (rtl_verify_flow_info): ...instead of doing it here. Checks
7939 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
7942 2007-01-26 Roger Sayle <roger@eyesopen.com>
7944 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
7945 function to simplify/factorize operand order canonicalization.
7946 (ix86_fixup_binary_operands): Reorganize using the above function.
7947 (ix86_binary_operator_ok): Likewise.
7949 2007-01-27 Jakub Jelinek <jakub@redhat.com>
7951 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
7952 file scope from optimize_attrs.
7953 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
7955 (optimize_attrs): Clear insn_code_values after freeing it.
7957 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7959 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
7960 a parts.base assignment.
7962 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7964 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
7965 (compute_subscript_distance, initialize_data_dependence_relation,
7966 finalize_ddr_dependent, analyze_ziv_subscript,
7967 analyze_siv_subscript_cst_affine,
7968 compute_overlap_steps_for_affine_univar,
7969 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7970 analyze_siv_subscript, analyze_miv_subscript,
7971 analyze_overlapping_iterations, subscript_dependence_tester_1,
7972 compute_self_dependence, free_dependence_relation): Work
7973 with affine_fn instead of chrecs.
7974 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
7975 common_affine_function, affine_function_base,
7976 affine_function_constant_p, affine_fn_op, affine_fn_plus,
7977 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
7978 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
7979 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
7980 (all_chrecs_equal_p): Removed.
7981 * tree-data-ref.h (affine_fn, conflict_function): New types.
7982 (struct subscript): Change type of conflicting_iterations_in_a
7983 and conflicting_iterations_in_b.
7985 2007-01-26 Steve Ellcey <sje@cup.hp.com>
7988 * config/pa/pa.h (TARGET_HPUX_11): New.
7989 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
7990 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
7992 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
7993 Richard Guenther <rguenther@suse.de>
7995 * tree-ssa-structalias.c (solve_graph): Handle case
7996 we merged the variable to another.
7998 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8000 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
8003 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
8004 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
8006 2007-01-25 DJ Delorie <dj@redhat.com>
8008 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
8009 allow changes to modes which don't fit in those registers.
8011 * reload1.c (choose_reload_regs): Check for invalid subregs before
8012 computing their locations, not after.
8014 2007-01-25 Geoffrey Keating <geoffk@apple.com>
8017 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
8018 save Altivec registers in an eh_return function.
8019 (compute_vrsave_mask): Likewise.
8020 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
8021 for saving Altivec registers.
8022 (rs6000_emit_prologue): Don't allocate stack twice in
8023 eh_return function. Correct expected value of altivec_save_offset
8024 when using save_world. Describe save of R0 to stack when using
8025 save_world. Describe stack pointer adjustment when using
8026 save_world. Remove duplicated eh_return parameter register saving.
8027 Update sp_offset variable after save_world.
8028 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
8030 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
8031 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
8034 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8036 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
8038 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8041 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
8042 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
8044 2007-01-25 Richard Guenther <rguenther@suse.de>
8046 * doc/invoke.texi (-Wcoverage-mismatch): Document.
8047 * common.opt (-Wcoverage-mismatch): New warning option.
8048 * coverage.c (get_coverage_counts): Ignore coverage mismatch
8049 if -Wcoverage-mismatch is given.
8051 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
8053 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
8054 (ipcp_driver): Change to static definition.
8055 Add dumping of the ifunctions.
8056 (constant_val_insert): Remove unused parameter. Support for SSA.
8057 (ipcp_propagate_const): Support for SSA.
8058 (ipcp_profile_bb_print): Print only analyzed nodes.
8059 (ipcp_replace_map_create): Remove support for Fortran constant
8061 * ipa-prop.c (ipa_method_modify_stmt,
8062 ipa_callsite_compute_param): Support for SSA.
8063 * ipa-prop.h (ipcp_driver): Remove declaration.
8064 (IS_VALID_TREE_MAP_INDEX): Add define.
8066 2007-01-24 Geoffrey Keating <geoffk@apple.com>
8068 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
8070 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8073 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
8074 constant argument to cabs and do it without checking for
8075 -funsafe-math-optimizations.
8077 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
8079 * c-common.h (RID_FIRST_CXX0X): New.
8080 (RID_LAST_CXX0X): New.
8081 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
8083 * c.opt (Wc++0x-compat): New.
8084 * doc/invoke.texi (-Wc++0x-compat): Document.
8086 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8088 * builtins.c (fold_builtin_carg): New.
8089 (fold_builtin_1): Use it.
8091 2007-01-24 Jan Hubicka <jh@suse.cz>
8093 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
8095 * ipa-inline.c (initial_insns, max_insns): Delete.
8096 (compute_max_insns): New function.
8097 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
8098 of insns as base for code growth.
8099 (cgraph_decide_inlining): Make initial_insns local; do not compute
8101 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
8102 * doc/invoke.texi (inline-unit-growth): Update docs.
8104 2007-01-24 Jakub Jelinek <jakub@redhat.com>
8106 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
8107 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
8108 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
8109 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
8110 for CPUs that have PTA_CX16 set.
8113 * gimplify.c (omp_check_private): New function.
8114 (gimplify_scan_omp_clauses): Use it for
8115 firstprivate/lastprivate/reduction.
8118 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
8119 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
8122 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
8123 If lower_lastprivate_clauses emits some statements, append them
8124 to dlist rather than body_p and to body_p append an initializer.
8125 (lower_omp_for): Adjust caller.
8127 2007-01-24 Steve Ellcey <sje@cup.hp.com>
8129 * target.h (globalize_decl_name): New.
8130 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8131 * output.h (default_globalize_decl_name): New.
8132 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
8134 (globalize_decl): Ditto.
8135 (default_globalize_decl_name): New.
8136 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
8137 (ia64_handle_version_id_attribute): New.
8138 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8139 (ia64_asm_output_external): Use globalize_decl_name instead
8141 * doc/extend.texi (version_id): New pragma.
8142 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
8144 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8146 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
8147 _uleb128_t and _Unwind_SWord with _sleb128_t.
8148 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
8149 uw_frame_state_for, uw_update_context_1): Likewise.
8150 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
8151 * unwind-pe.h (read_uleb128, read_sleb128,
8152 read_encoded_value_with_base): Likewise.
8153 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
8155 2007-01-24 Richard Guenther <rguenther@suse.de>
8157 * builtins.c (expand_builtin_cexpi): Get the fndecl
8158 for cexp in the correct way.
8160 2007-01-24 Jan Hubicka <jh@suse.cz>
8162 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
8164 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8166 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
8167 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
8168 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
8169 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
8170 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
8171 __SIZEOF_PTRDIFF_T__.
8172 * doc/cpp.texi: Documentation for the new builtin macros added.
8174 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
8176 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
8177 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
8178 instead of operands[2] to avoid access past the end of array.
8180 2007-01-24 Richard Sandiford <richard@codesourcery.com>
8182 * reload1.c (emit_reload_insns): Pass the reload register
8183 for a non-spill output reload through forget_old_reloads_1.
8185 2007-01-23 Joseph Myers <joseph@codesourcery.com>
8187 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8188 _SOFT_DOUBLE if doubles use software floating-point.
8189 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
8190 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8191 * config/rs6000/darwin-ldouble.c: Also compile functions for
8192 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
8193 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8194 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
8195 commented-out long double override.
8196 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
8197 * config/rs6000/eabispe.h: Likewise.
8198 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
8199 long double for non-SPE.
8200 (rs6000_handle_option): Likewise.
8201 (invalid_e500_subreg): Disallow more subregs involding DImode,
8202 DFmode, TImode or TFmode.
8203 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
8205 (legitimate_lo_sum_address_p): Also check for TFmode for E500
8207 (rs6000_legitimize_address): Also handle TFmode for E500 double.
8208 (rs6000_legitimize_reload_address): Also handle TFmode for E500
8210 (rs6000_legitimate_address): Also check for TFmode for E500
8212 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
8213 (spe_build_register_parallel): Handle TFmode and TCmode.
8214 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
8216 (function_arg): Handle TFmode and TCmode for E500 double.
8217 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
8219 (print_operand): Handle TFmode and TImode for %y.
8220 (rs6000_generate_compare): Handle TFmode comparisons for E500
8222 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
8223 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
8224 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
8225 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
8226 TFmode for E500 double.
8227 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
8228 (floatsidf2): Enable for E500 double.
8229 (movtf_softfloat): Use rs6000_nonimmediate_operand.
8230 (extenddftf2): Change to extenddftf2_fprs.
8231 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
8232 depending on TARGET_E500_DOUBLE.
8233 (extendsftf2): Enable for E500 double.
8234 (trunctfdf2): Enable for E500 double.
8235 (trunctfsf2): Change to trunctfsf2_fprs.
8236 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
8237 depending on TARGET_E500_DOUBLE.
8238 (floatsitf2): Enable for E500 double.
8239 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
8240 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
8241 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
8242 (negtf2): Change to negtf2_internal.
8243 (negtf2): New expander.
8244 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
8245 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
8246 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
8247 (movdi_internal32): Use rs6000_nonimmediate_operand.
8248 (unnamed splitter): Likewise.
8249 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
8250 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
8251 (SPE64TF, DITI): New mode macros.
8252 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
8255 (frob_<mode>_di_2): New.
8256 (frob_tf_di_8_2): New.
8257 (frob_di_df): Change to frob_di_<mode>; allow more modes.
8259 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
8261 (frob_ti_<mode>_8_2): New.
8262 (frob_ti_tf_2): New.
8263 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
8264 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
8266 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
8267 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
8268 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
8269 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
8270 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
8271 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
8274 2007-01-23 Ian Lance Taylor <iant@google.com>
8276 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
8278 (OBJS-archive): Reformat, alphabetize.
8279 (OBJS): Change out_object_file to OBJS-md.
8281 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
8283 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
8284 JUMP_P and CALL_P predicates where applicable.
8285 * config/i386/i386.c: Ditto.
8286 * config/i386/i386.md: Ditto.
8287 * config/i386/mmx.md: Ditto.
8288 * config/i386/predicates.md: Ditto.
8290 2007-01-22 Andreas Schwab <schwab@suse.de>
8292 * config/m68k/m68k.h: Fix comment.
8294 2007-01-22 Jan Hubicka <jh@suse.cz>
8296 * passes.c (init_optimization_passes): Do not rerun
8297 pass_early_warn_uninitialized.
8299 2007-01-22 Richard Guenther <rguenther@suse.de>
8301 PR tree-optimization/30038
8302 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
8304 (execute_cse_sincos_1): Likewise.
8305 (execute_cse_sincos): Likewise.
8306 (gate_cse_sincos): Likewise.
8307 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
8308 the cexpi() canonicalization of sincos().
8309 * tree-pass.h (pass_cse_sincos): Declare.
8310 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
8312 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8314 PR rtl-optimization/29329
8315 * combine.c (replaced_rhs_insn): Rename to i2mod.
8316 (replaced_rhs_value): Rename to i2mod_new_rhs.
8317 (i2mod_old_rhs): New global variable.
8318 (combine_instructions): Adjust for above change. Save a copy of
8319 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
8320 note are substituted in the second instruction.
8321 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
8322 ditch the note if it pertains to the second eliminated register
8323 and this register is mentioned in i2mod_old_rhs.
8326 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8328 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
8329 the insn to which the note was originally attached.
8331 2007-01-21 Jan Hubicka <jh@suse.cz>
8333 * ipa-inline.c (inlining_mode): Comment, move up.
8334 (cgraph_decide_inlining_incrementally): Do not perform inlining
8335 itself; fix handling of flattening of self recursive functions.
8336 (cgraph_find_cycles): Remove.
8337 (cgraph_flatten_node): Remove.
8338 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
8339 (try_inline): New function.
8340 (cgraph_early_inlining): Update call of
8341 cgraph_decide_inlining_incrementally. Apply inlining here.
8342 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
8344 2007-01-21 Dirk Mueller <dmueller@suse.de>
8347 * tree-vrp.c (check_array_bounds): do not warn
8348 about ADDR_EXPR's of ARRAY_REF's which are immediately
8349 used in binary expressions.
8351 2007-01-21 Ira Rosen <irar@il.ibm.com>
8353 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
8354 read_write_dep and macros for its access.
8355 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
8356 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
8357 argument, call vect_check_interleaving for every independent pair of
8358 data-refs. Mark loads that access the same memory location as a store
8360 (vect_check_dependences): Remove.
8361 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
8362 call, fix the call to vect_analyze_data_ref_dependence.
8363 (vect_analyze_data_ref_access): For statements that access the same
8364 data-ref, check that they are not stores; for loads, check that there
8365 is no store that access the same location.
8367 2007-01-20 Roger Sayle <roger@eyesopen.com>
8368 Joseph Myers <joseph@codesourcery.com>
8370 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
8371 (-fdump-rtl-stack): Likewise.
8372 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
8373 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
8374 (-mpt-fixed): Use @minus{} for minus sign.
8375 (Using Precompiled Headers): Fix under/overfull hbox.
8377 2007-01-20 Jan Hubicka <jh@suse.cz>
8379 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
8380 place within annotation.
8382 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8384 * pa.c (output_move_double): Change array size of xoperands to 4.
8386 2007-01-20 Jan Hubicka <jh@suse.cz>
8388 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
8391 2007-01-19 Ian Lance Taylor <iant@google.com>
8393 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
8394 constant to unsigned HOST_WIDE_INT before negating.
8396 2007-01-19 Ian Lance Taylor <iant@google.com>
8398 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
8400 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
8401 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8402 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
8403 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
8404 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8405 (realloc_vdef, realloc_vuse): Change second parameter to
8407 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
8409 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
8410 unsigned. Change x and lim locals to unsigned.
8411 (realloc_vdef, realloc_vuse): Change num_elem parameter to
8413 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
8414 (copy_virtual_operands): Change i and n locals to unsigned.
8416 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8419 * builtins.c (fold_builtin_1): Handle builtin fdim.
8421 2007-01-20 Jan Hubicka <jh@suse.cz>
8423 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
8424 * tree-ssa-structalias.c (compute_points_to_sets): Do call
8425 init_alias_heapvars.
8426 (init_alias_heapvars): Initialize only when not already initialized.
8427 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
8429 2007-01-19 Roger Sayle <roger@eyesopen.com>
8431 * common.opt (fsigned-zeros): New command line option.
8432 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
8433 of flag_unsafe_math_optimizations.
8434 * opts.c (set_fast_math_flags): The -ffast-math command line option
8435 implies -fno-signed-zeros.
8436 (fast_math_flags_set_p): Likewise.
8438 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
8439 the documentation of -ffast-math appropriately. Wrap long lines.
8441 2007-01-19 Steve Ellcey <sje@cup.hp.com>
8443 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
8444 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
8446 2007-01-19 Tomas Bily <tbily@suse.cz>
8448 * cgraphunit.c (cgraph_finalize_function): Updating of pid
8450 (tree_init_ic_make_global_vars): New function
8451 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
8452 (tree_gen_ic_profiler): New function
8453 (tree_gen_ic_func_profiler): New function
8454 (tree_profiling): Added calling of tree_gen_ic_func_profiler
8455 (tree_profile_hooks): Added hook for indirec/virtual calls
8456 * value-prof.c (tree_find_values_to_profile): New case for
8458 (tree_values_to_profile): Call for determining indirect/virtual
8460 (tree_indirect_call_to_profile): New function
8461 (tree_ic_transform): New function
8462 (tree_ic): New function
8463 (find_func_by_pid): New function
8464 (init_pid_map): New function
8465 (tree_value_profile_transformations): Added check for
8466 indirect/virtual call transformation
8467 * value-prof.h (enum hist_type): New counter type for
8468 indirect/virtual calls
8469 (profile_hooks): Added new hook for profiling indirect/virtual
8471 * profile.c (instrument_values): New case for indirect/virtual
8473 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
8474 (GCOV_COUNTER_V_INDIR): New counter type
8475 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
8476 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
8478 * cgraph.c: Definition of cgraph_max_pid
8479 (cgraph_create_node): Default init of pid attribute
8480 * cgraph.h: Declaration of cgraph_max_pid
8481 (struct cgraph_node): Added pid attribute
8482 * libgcov.c (__gcov_indirect_call_profiler): New function
8483 (__gcov_one_value_profiler_body): New function
8484 (__gcov_one_value_profiler): Body was moved to
8485 __gcov_one_value_profiler_body and calls it
8487 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
8489 * doc/gty.texi (Options): Document the mark_hook option to GTY.
8490 * gengtype.c (write_types_data, write_func_for_structure,
8491 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
8492 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
8493 (walk_type, write_func_for_structure): Generate the mark_hook if
8496 2007-01-19 Jan Hubicka <jh@suse.cz>
8498 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
8499 'early' argument take inlining mode argument specifying whether to
8500 inline for size/speeed or all functions; add support for flattening;
8502 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
8504 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8507 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
8508 the name of the declared identifier.
8510 2007-01-19 Dirk Mueller <dmueller@suse.de>
8512 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
8513 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
8514 duplicate evaluation.
8516 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8518 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
8519 Macroize expander using X87MODEF12 mode macro. Extend operand 1
8520 to XFMode, use acosxf2 and truncate result to requested mode.
8521 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8522 (asin<mode>2): Similarly, with asin expanders.
8523 (*fscalexf4_i387): Rename from *fscalexf4.
8524 (expNcorexf3): New expander.
8525 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
8526 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
8527 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
8528 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
8529 patterns for SSE math.
8530 (exp10<mode>2): Similarly, with exp10 expanders.
8531 (exp2<mode>2): Similarly, with exp2 expanders.
8532 (expm1<mode>2): Similarly, with expm1 expanders.
8533 (ldexp<mode>3): Similarly, with ldexp expanders.
8534 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
8535 Use gen_truncxf<mode>2_i387_noop to truncate result.
8537 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8539 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
8540 for ColdFire targets.
8542 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
8543 Richard Sandiford <richard@codesourcery.com>
8545 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
8546 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
8547 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
8548 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
8549 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8550 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8552 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8554 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
8555 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
8556 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
8557 (*adddi_dilshr32_cf): New pattern.
8558 (adddi3, subdi3): Remove first alternatives.
8560 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8562 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
8563 implemented using move.l, do not use its cc result for floating-point
8566 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8568 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
8569 from accepting 's' constraints if flag_pic.
8571 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8573 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
8574 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
8575 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
8576 condition from TARGET_68881 to TARGET_HARD_FLOAT.
8578 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
8580 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
8581 ColdFire alternatives.
8582 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
8583 * config/m68k/m68k.md (clzsi2): Define for ColdFire
8584 architectures that support ff1 instruction.
8586 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8587 Julian Brown <julian@codesourcery.com>
8589 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
8590 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
8591 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
8594 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8596 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
8598 (output_move_const_into_data_reg, output_move_simode_const): Delete.
8599 * config/m68k/m68k.c (const_method, const_int_cost): Take a
8600 HOST_WIDE_INT instead of an rtx.
8601 (m68k_rtx_costs): Update call accordingly.
8602 (output_move_const_into_data_reg): Likewise. Fix formatting.
8603 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
8605 (output_move_simode_const): Update calls after above changes.
8606 Rework to use automatic variables and predicates like MEM_P.
8607 * config/m68k/m68k.md (pushexthisi_const): Update call to
8610 2007-01-19 Dirk Mueller <dmueller@suse.de>
8612 * tree-ssa-alias.c (perform_var_substitution): Fix typo
8615 2007-01-19 Richard Guenther <rguenther@suse.de>
8617 * builtins.c (expand_builtin_cexpi): Fall back to expanding
8618 via cexp in case sincos is not available.
8620 2007-01-19 Richard Guenther <rguenther@suse.de>
8622 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
8623 * defaults.h (TARGET_HAS_SINCOS): Default to off.
8624 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
8625 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
8626 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
8627 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
8628 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
8629 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
8631 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8633 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
8635 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
8636 (atan2xf3): Directly generate RTL pattern.
8637 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
8638 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8639 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8640 disable patterns for SSE math.
8641 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
8642 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8643 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8644 disable patterns for SSE math.
8646 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
8648 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
8650 2007-01-18 Roger Sayle <roger@eyesopen.com>
8652 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
8653 VIEW_CONVERT_EXPR to the same type as it's operand.
8655 2007-01-18 David Edelsohn <edelsohn@gnu.org>
8657 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
8658 configured for long double 128.
8660 2007-01-18 Mike Stump <mrs@apple.com>
8662 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
8665 2007-01-18 Michael Meissner <michael.meissner@amd.com>
8667 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
8670 2007-01-18 Jan Hubicka <jh@suse.cz>
8672 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
8673 greater than NUM_VOP_FREE_BUCKETS.
8675 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
8677 * tree-ssa-structalias.c: Update comments.
8678 (ptabitmap_obstack): Removed.
8680 (oldpta_obstack): Ditto.
8681 (stats): Add a few members.
8682 (struct variable_info): Remove node, complex, address_taken, and
8683 indirect_target members. Add oldsolution member.
8684 (new_var_info): Do not initialize removed members.
8685 (constraint_expr_type): Remove INCLUDES.
8686 (constraint_graph): Add size, implicit_preds, rep,
8687 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
8688 (FIRST_REF_NODE): New macro.
8689 (LAST_REF_NODE): Ditto.
8690 (FIRST_ADDR_NODE): Ditto.
8691 (find): New function.
8693 (dump_constraint): Do not handle INCLUDES.
8694 (insert_into_complex): Do not insert duplicate constraints.
8695 (condense_varmap_nodes): Renamed and rewritten into ...
8696 (merge_node_constraints): This. Also fix bug in handling of
8697 offseted copy constraints.
8698 (clear_edges_for_node): No longer need to deal with preds at all,
8699 or removing associated preds/succs.
8700 (merge_graph_nodes): Deal with indirect_cycles.
8701 Don't deal with predecessors.
8702 (add_implicit_graph_edge): New function.
8703 (add_pred_graph_edge): Ditto.
8704 (add_graph_edge): Don't deal with predecessors.
8705 (build_constraint_graph): Removed.
8706 (build_pred_graph): New function.
8707 (build_succ_graph): Ditto.
8708 (struct scc_info): Removed in_component. Added roots, dfs, and
8709 node_mapping. Remove visited_index, unification_queue.
8710 (scc_visit): Deal with union-find we do now.
8711 Deal with cycles with REF nodes.
8712 (collapse_nodes): Renamed and rewritten to ...
8713 (unify_nodes): This.
8714 (process_unification_queue): Removed.
8715 (topo_visit): Cleanup
8716 (do_da_constraint): Use find.
8717 (do_sd_constraint): Ditto.
8718 (do_ds_constraint): Ditto.
8719 (do_complex_constraint): Ditto.
8720 (init_scc_info): Update for removed and added members.
8721 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
8722 (find_indirect_cycles): This.
8723 (equivalence_class): New variable.
8724 (label_visit): New function.
8725 (perform_variable_substitution): Rewritten.
8726 (free_var_substitution_info): New function.
8727 (find_equivalent_node): Ditto.
8728 (move_complex_constraints): Ditto.
8729 (eliminate_indirect_cycles): Ditto.
8730 (solve_graph): Only propagate changed bits.
8731 Use indirect cycle elimination.
8733 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
8734 (tree_id_eq): Renamed to ...
8735 (tree_vi_eq): This. Update for member change
8736 (insert_id_for_tree): Renamed and rewritten to ...
8737 (insert_vi_for_tree): This.
8738 (lookup_id_for_tree): Renamed and rewritten to ...
8739 (lookup_vi_for_tree): This.
8740 (get_id_for_tree): Renamed and rewritten to ...
8741 (get_vi_for_tree): Ditto.
8742 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
8743 (process_constraint): Don't handle INCLUDES.
8744 Remove special ADDRESSOF case.
8745 (find_func_aliases): Rewrite to use vi functions instead of id
8747 (create_function_info_for): Ditto.
8748 (create_variable_info_for): Ditto.
8749 (intra_create_variable_infos): Ditto.
8750 (merge_smts_into): Ditto.
8751 (find_what_p_points_to): Ditto.
8752 (init_base_vars): Ditto.
8753 (init_alias_vars): Ditto.
8754 (remove_preds_and_fake_succs): New function.
8755 (dump_sa_points_to_info): Dump new stats.
8756 (dump_solution_for_var): Use find.
8757 (set_used_smts): Fix formatting.
8758 (compute_points_to_sets): Updated for new functions.
8759 (ipa_pta_execute): Ditto.
8761 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8762 Richard Sandiford <richard@codesourcery.com>
8764 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
8766 * calls.c (expand_call): If the return value is a PARALLEL,
8767 extract its first member.
8768 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
8769 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8770 use FUNCTION_EXTRA_EPILOGUE.
8771 (m68k_function_value): Return a PARALLEL if the return value
8772 is of a pointer type.
8773 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
8774 (FUNCTION_EXTRA_EPILOGUE): Remove.
8775 * config/m68k/m68k.md (D0_REG): New constant.
8777 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8779 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8780 output a NOP for empty epilogues.
8782 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8784 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
8785 before function. Extend register save check to include all
8786 registers, not just integer ones.
8788 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8790 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
8791 (m68k_use_return_insn): ...this.
8792 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
8793 * config/m68k/m68k.c (use_return_insn): Rename to...
8794 (m68k_use_return_insn): ...this.
8795 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
8798 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8800 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
8801 nearest even, fix denormal rounding overflow.
8803 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8805 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
8806 f%$smove and f%$move.
8807 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
8808 (extendsfdf2_cf): Use fdmove instead of f%&move.
8809 (truncdfsf2_cf): Use fsmove instead of f%$smove.
8810 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
8812 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8814 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
8817 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8819 * real.h (real_format): Add a canonical_nan_lsbs_set field.
8820 (coldfire_single_format): Declare.
8821 (coldfire_double_format): Likewise.
8822 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
8823 of qnan_msb_set to determine the lower bits of a canonical
8825 (encode_ieee_double): Likewise.
8826 (encode_ieee_quad): Likewise.
8827 (ieee_single_format): Initialize canonical_nan_lsbs_set.
8828 (mips_single_format): Likewise.
8829 (ieee_double_format): Likewise.
8830 (mips_double_format): Likewise.
8831 (ieee_extended_motorola_format): Likewise.
8832 (ieee_extended_intel_96_format): Likewise.
8833 (ieee_extended_intel_128_format): Likewise.
8834 (ieee_extended_intel_96_round_53_format): Likewise.
8835 (ibm_extended_format): Likewise.
8836 (mips_extended_format): Likewise.
8837 (ieee_quad_format): Likewise.
8838 (mips_quad_format): Likewise.
8839 (vax_f_format): Likewise.
8840 (vax_d_format): Likewise.
8841 (vax_g_format): Likewise.
8842 (i370_single_format): Likewise.
8843 (i370_double_format): Likewise.
8844 (decimal_single_format): Likewise.
8845 (decimal_double_format): Likewise.
8846 (decimal_quad_format): Likewise.
8847 (c4x_single_format): Likewise.
8848 (c4x_extended_format): Likewise.
8849 (real_internal_format): Likewise.
8850 (coldfire_single_format): New real_format.
8851 (coldfire_double_format): Likewise.
8852 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
8853 canonical_nan_lsbs_set.
8854 (pdp11_d_format): Likewise.
8855 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
8856 if TARGET_COLDFIRE_CPU.
8858 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8860 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
8861 (output_call, m68k_legitimize_call_address): Declare.
8862 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
8863 parenthesees. Add support for a 'W' constraint.
8864 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
8865 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
8866 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
8867 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
8869 (override_options): Initialize them. Do not set flag_no_function_cse
8870 for TARGET_ID_SHARED_LIBRARY.
8871 (m68k_output_pic_call): Delete.
8872 (m68k_legitimize_call_address): New function.
8873 (print_operand): Remove the %o prefix. Handle the %p prefix.
8874 (output_call): New function.
8875 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
8876 target address from the GOT if symbolic jumps are not allowed.
8877 * config/m68k/m68k.md (call, general_operand): Do not set
8878 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
8879 Merge separate flag_pic and !flag_pic define_insns into...
8880 (*call, *call_value): ...these new patterns. Match the address
8881 rather than the containing MEM and require it to be a call_operand.
8882 Use output_call to generate the asm template.
8883 * config/m68k/predicates.md (const_call_operand): New predicate.
8884 (call_operand): Likewise.
8886 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8888 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
8889 (STACK_GROWS_DOWNWARD): Define to 1.
8890 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
8891 comments, emphasizing that these values are only defaults.
8892 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
8893 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
8895 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8897 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
8899 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8900 Richard Sandiford <richard@codesourcery.com>
8902 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
8903 (FP_REGNO_P): New macros.
8904 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
8905 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
8906 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
8907 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
8909 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8911 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8912 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
8914 * config/m68k/t-floatlib: New file, extracting common code from...
8915 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
8916 * config/m68k/t-uclinux: Here.
8917 * config/m68k/fpgnulib.c: Do not compile extendeed precision
8918 routines on ColdFire targets.
8920 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8922 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8923 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
8924 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
8925 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
8926 explicitly set MOTOROLA to 1.
8927 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
8929 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8930 Nathan Sidwell <nathan@codesourcery.com>
8932 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
8933 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
8934 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
8935 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
8936 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
8937 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
8938 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
8939 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
8940 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
8941 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8942 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
8943 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
8944 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
8945 (DBX_REGISTER_NUMBER): Delete.
8946 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
8947 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8948 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
8950 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8952 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
8953 * config/flat.h: New file.
8954 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
8956 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
8957 indirect references for -msep-data or -mid-shared-library.
8958 Do not use PC-relative code addresses either.
8959 * config/m68k/m68k.c (override_options): Restrict -fPIC error
8961 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
8962 for shared libraries and crt1.o for executables. Use crti.o and
8964 (ENDFILE_SPEC): Use crtend.o and crtn.o.
8965 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
8966 Do not add -elf2flt or -shared-lib-id options here.
8967 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
8968 Pass -shared-lib-id if -mid-shared-library, taking the library
8969 identifier from -mshared-library-id if given, otherwise
8971 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
8972 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
8973 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
8974 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
8975 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
8976 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
8978 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
8979 jump sequence for ISA A and ISA A+.
8980 (PICJUMP): Likewise.
8982 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8984 * config.gcc (m68k-*-uclinux*): Base the port on the common
8985 and m68k GNU/Linux files rather than on the generic ELF ones.
8986 * config/m68k/uclinux.h (TARGET_VERSION): Override.
8987 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8989 2007-01-18 Julian Brown <julian@codesourcery.com>
8990 Richard Sandiford <richard@codesourcery.com>
8992 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
8993 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8994 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
8996 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
8998 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9000 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9002 * doc/install.texi: Document m68k-uclinuxoldabi.
9003 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
9004 * config/m68k/uclinux-oldabi.h: New file, copied from
9005 config/m68k/uclinux.h.
9007 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
9009 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
9010 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
9011 (m32r_compute_frame_size): Use unsigned for regno.
9012 (m32r_reload_lr): Use gen_frame_mem.
9014 (m32r_output_function_epilogue): Don't output the function epilogue
9016 (m32r_expand_epilogue): New.
9017 (direct_return): Return false if the function has the interrupt
9019 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
9020 * config/m32r/m32r.md (epilogue): New expander.
9021 (return_lr, return_rte): New insns.
9022 (return): Make it expander.
9023 (return_normal): New expander.
9025 2007-01-18 Josh Conner <jconner@apple.com>
9028 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
9029 support for UNLE, UNLT, UNGE, and UNGT.
9031 2007-01-18 Jan Hubicka <jh@suse.cz>
9033 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
9034 * tree-tailcall (add_virtual_phis): Likewise.
9035 (optimize_tail_call): Return TODOs.
9036 (execute_tail_calls): Return TODOs.
9037 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
9038 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
9040 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9041 Cleanup cfg using TODO.
9042 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
9043 * passes.c (execute_function_todo): When cleanup did something, remove
9045 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
9046 (make_edges): Don't cleanup_cfg.
9048 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
9050 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
9051 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
9052 operate on the top of stack.
9053 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
9054 register handling of instructions that output to the second
9056 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
9057 (move_for_stack_reg): Special-case check for dead destination
9058 stack slot for constant load of 1.0 inside UNSPEC_TAN.
9060 * config/i386/i386.md (UNSPEC_TAN): New constant.
9061 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
9062 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
9063 to correctly model move of constant 1.0 to top stack slot.
9064 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
9065 (unnamed peephole2 pattern): Remove corresponding peephole2
9066 pattern that optimizes tan insn and loading of constant 1.0.
9067 (tanxf2): Use fptanxf4_i387.
9068 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
9069 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
9070 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9071 disable patterns for SSE math.
9072 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
9073 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
9075 2007-01-18 Dirk Mueller <dmueller@suse.de>
9076 Richard Guenther <rguenther@suse.de>
9079 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
9080 * common.opt (Warray-bounds): Add new warning option.
9081 * c-opts.c (c_common_handle_option): Define -Warray-bounds
9083 * Makefile.in: make tree-vrp.o depend on toplev.h
9084 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
9086 (check_array_refs, check_array_bounds, check_array_ref): New.
9088 2007-01-18 Jan Hubicka <jh@suse.cz>
9090 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
9091 (execute_ssa_ccp): Return flags conditionally.
9092 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
9094 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
9096 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
9098 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
9099 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
9101 * Makefile.c (GTFILES): Add cfglayout.h.
9102 * gengtype.c (open_base_files): Likewise.
9103 * cfglayout.c (cfg_layout_function_footer,
9104 cfg_layout_function_header) Reindent to make gengtype happy.
9105 * cfglayout.h (cfg_layout_function_footer,
9106 cfg_layout_function_header): Add GTY(()) marker.
9108 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
9110 2007-01-18 Ben Elliston <bje@au.ibm.com>
9112 * genautomata.c (write_automata): Include xstrerror output in the
9113 error message if writing the DFA description file fails.
9115 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
9117 * config/mips/mips-protos.h (mips_output_external): Make it
9119 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
9120 * config/mips/mips.c (irix_output_external_libcall): Likewise.
9121 (extern_list): Likewise.
9122 (extern_head): Likewise.
9123 (TARGET_ASM_FILE_END): Likewise.
9124 (mips_file_end): Likewise.
9125 (mips_output_external): Rewritten.
9127 2007-01-18 Ben Elliston <bje@au.ibm.com>
9129 * genpreds.c (write_insn_preds_c): Only write out the function
9130 body for regclass_for_constraint if we have register constraints.
9132 2007-01-17 Tom Tromey <tromey@redhat.com>
9134 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
9135 * doc/install.texi (Testing): Use sourceware.org.
9136 (Binaries): Likewise.
9137 (Specific): Likewise.
9138 * doc/contrib.texi (Contributors): Use sourceware.org.
9140 2007-01-17 Anatoly Sokolov <aesok@post.ru>
9142 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
9143 (AVR_ENHANCED): Rename to ...
9144 (AVR_HAVE_MUL): ... new.
9145 (avr_enhanced_p): Rename to ...
9146 (avr_have_mul_p): ... new.
9147 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
9148 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
9149 * config/avr/avr.c (avr_enhanced_p): Rename to ...
9150 (avr_have_mul_p): ... new.
9151 (base_arch_s): Rename 'enhanced' to 'have_mul'.
9152 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
9153 'avr_enhanced_p' and 'enhanced'.
9154 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
9155 AVR_HAVE_MUL instead of AVR_ENHANCED.
9156 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9157 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
9158 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
9159 instead of AVR_ENHANCED.
9160 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9161 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
9162 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
9164 2007-01-17 Ian Lance Taylor <iant@google.com>
9166 * vec.h (VEC_reserve_exact): Define.
9167 (vec_gc_p_reserve_exact): Declare.
9168 (vec_gc_o_reserve_exact): Declare.
9169 (vec_heap_p_reserve_exact): Declare.
9170 (vec_heap_o_reserve_exact): Declare.
9171 (VEC_OP (T,A,reserve_exact)): New static inline function, three
9173 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
9175 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
9176 (VEC_OP (T,A,copy)) [all versions]: Likewise.
9177 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
9178 * vec.c (calculate_allocation): Add exact parameter. Change all
9180 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
9181 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
9182 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
9183 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
9184 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
9185 (vec_heap_p_reserve_exact): New function.
9186 (vec_heap_o_reserve_exact): New function.
9188 2007-01-17 Jan Hubicka <jh@suse.cz>
9190 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
9192 2007-01-17 Eric Christopher <echristo@apple.com>
9194 * config.gcc: Support core2 processor.
9196 2007-01-16 Jan Hubicka <jh@suse.cz>
9198 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
9199 the names, just unlink the chain so we don't crash on dangling pointers
9202 2007-01-16 Jan Hubicka <jh@suse.cz>
9204 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
9205 * tree-pass.h: Reorder to make IPA passes appear toegher.
9206 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
9207 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
9208 parameters, do not call early inliner.
9209 * ipa-inline.c: Update comments. Include tree-flow.h
9210 (cgraph_decide_inlining): Do not compute inlining parameters.
9211 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
9212 be called with function context set up.
9213 (pass_ipa_inline): Remove unreachable functions before pass.
9214 (cgraph_early_inlining): Simplify assuming to be called from the
9216 (pass_early_inline): New pass.
9217 (cgraph_gate_ipa_early_inlining): New gate.
9218 (pass_ipa_early_inline): Turn into simple wrapper.
9219 (compute_inline_parameters): New function.
9220 (gate_inline_passes): New gate.
9221 (pass_inline_parameters): New pass.
9222 (apply_inline): Move here from tree-optimize.c
9223 (pass_apply_inline): New pass.
9224 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
9226 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
9228 (tree_function_versioning): Do not allocate dummy struct function.
9229 * tree-inline.h (optimize_inline_calls): Update prototype.
9230 * tree-optimize.c (execute_fixup_cfg): Export.
9231 (pass_fixup_cfg): Remove
9232 (tree_rest_of_compilation): Do not apply inlines.
9233 * tree-flow.h (execute_fixup_cfg): Declare.
9234 * Makefile.in (gt-passes.c): New.
9235 * passes.c: Include gt-passes.h
9236 (init_optimization_passes): New passes.
9237 (nnodes, order): New static vars.
9238 (do_per_function_toporder): New function.
9239 (execute_one_pass): Dump current pass here.
9240 (execute_ipa_pass_list): Don't dump current pass here.
9242 2007-01-16 Janis Johnson <janis187@us.ibm.com>
9244 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
9245 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
9247 2007-01-16 David Edelsohn <edelsohn@gnu.org>
9249 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
9250 (strong_alias): Define.
9251 (__gcc_qmul): Provide non-FMA for soft-float.
9257 (__gcc_qunord): New.
9267 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
9268 soft-float functions.
9269 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
9270 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
9271 about long double soft float.
9273 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
9274 Tehila Meyzels <tehila@il.ibm.com>
9276 * tree-vectorizer.h (is_pattern_stmt_p): New.
9277 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
9278 formatting (tabs instead of spaces). Cleanup and clarify setting
9279 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
9280 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
9281 (vectorizable_type_demotion): Check that types are integral.
9282 (vectorizable_type_promotion): Likewise.
9283 (vectorizable_store): Fix typo. Eliminate new-line at end of
9286 2007-01-16 Jan Hubicka <jh@suse.cz>
9288 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
9291 2007-01-15 Eric Christopher <echristo@apple.com>
9293 * ifcvt.c: Include vec.h, vecprim.h.
9294 (check_cond_move_block): New argument regs.
9295 Reorganize. Add registers used to regs.
9296 (cond_move_process_if_block): Use regs set above as
9299 2007-01-15 Eric Christopher <echristo@apple.com>
9301 * config/darwin.h: Update copyright.
9302 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
9303 (LINK_COMMAND_SPEC): Add -u.
9304 (LINK_SPEC): Fix umbrella for above.
9306 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
9308 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
9311 2007-01-15 Tom Tromey <tromey@redhat.com>
9313 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
9314 * doc/install.texi (Testing): Don't mention jacks.
9315 (Configuration): Document --enable-java-maintainer-mode. Move
9316 --with-java-home to libgcj-specific section. Document
9318 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
9320 2007-01-15 Jan Hubicka <jh@suse.cz>
9322 * tree-ssa-dce.c (DCE_TODOs): New.
9323 (propagate_necessity): Return if something changed.
9324 (eliminate_unnecessary_stmts): Likewise.
9325 (perform_tree_ssa_dce): Return TODO flags when needed.
9326 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
9328 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
9330 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
9331 (fyl2x_extend<mode>xf3_i387): New insn pattern.
9332 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
9333 patterns using X87MODEF12 mode macro. Extend operand 1
9334 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
9335 (log10<mode>2): Ditto.
9336 (log2<mode>2): Ditto.
9337 (log1p<mode>2): Ditto.
9338 (logb<mode>2): Ditto.
9339 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
9340 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
9341 (*fxtractxf3_i387): Rename from *fxtractxf3.
9342 (fxtract_extend<mode>xf3_i387): New insn pattern.
9343 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
9344 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
9345 and gen_fyl2xxf3_i387().
9347 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
9349 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
9350 * cfgloopmanip.c (fix_loop_placement): Made static. Use
9351 get_loop_exit_edges. Changed return type to bool.
9352 * cfgloop.h (fix_loop_placement): Declaration removed.
9354 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
9356 * param.h (MIN_VECT_LOOP_BOUND): New.
9357 * params.def (MIN_VECT_LOOP_BOUND): New.
9358 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
9359 argument - minimum threshold for number of iterations.
9360 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
9361 argument to declaration.
9362 * tree-vect-analyze.c (vect_analyze_operations): Check value of
9363 MIN_VECT_LOOP_BOUND.
9364 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
9365 slpeel_tree_peel_loop_to_edge with additional argument.
9366 (vect_do_peeling_for_alignment): Likewise.
9367 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
9369 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
9372 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
9375 2007-01-14 Jan Hubicka <jh@suse.cz>
9377 * tree-dfa.c (remove_referenced_var): New function.
9378 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
9379 prune referenced vars list too.
9380 * tree-flow.h (remove_referenced_var): Declare.
9382 2007-01-14 Jan Hubicka <jh@suse.cz>
9384 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
9386 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
9387 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
9388 * except.h (verify_eh_throw_table_statements): Kill prototype.
9389 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
9390 into call exrepssions.
9391 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
9393 * tree-cfg.c: Include pointer-set.h.
9394 (verify_node_sharing): Work on pointer set.
9395 (verify_eh_throw_stmt_node): New.
9396 (verify_stmts): Use pointers sets, verify throw_stmt.
9398 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
9400 * ipa-reference.c (analyze_function): Consider also addresses taken
9403 2007-01-12 Roger Sayle <roger@eyesopen.com>
9405 * c-typeck.c (null_pointer_constant_p): Replace use of
9406 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9407 (build_c_cast): Likewise.
9409 2007-01-12 Roger Sayle <roger@eyesopen.com>
9411 * tree.h (force_fit_type_double): Remove unused final argument.
9412 * c-common.c (constant_expression_warning): Replace use of
9413 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9414 (convert_and_check): Likewise.
9415 (shorten_compare): Update call to force_fit_type_double.
9416 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
9417 * convert.c (convert_to_pointer): Update call to
9418 force_fit_type_double.
9419 * fold-const.c (force_fit_type_double): Remove overflowed_const
9421 (int_const_binop, fold_convert_const_int_from_int,
9422 fold_convert_const_int_from_real, fold_div_compare,
9423 fold_sign_changed_comparison, fold_unary, fold_negate_const,
9424 fold_abs_const, fold_not_const): Remove the final argument from
9425 calls to force_fit_type_double.
9427 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9429 * configure.ac: Set insn to "nop" for spu-*-* also.
9430 * configure: Regenerate.
9432 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
9434 * builtins.def : Add BUILT_IN_FREE.
9436 2007-01-12 Jan Hubicka <jh@suse.cz>
9438 PR tree-optimization/30443
9439 * tree-inline.c (tree_function_versioning): Do not optimize when
9440 cloning for inlining.
9442 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
9444 * doc/loop.texi: Document recording of loop exits.
9445 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
9446 (update_single_exits_after_duplication,
9447 update_single_exit_for_duplicated_loop,
9448 update_single_exit_for_duplicated_loops): Removed.
9449 (duplicate_loop_to_header_edge): Do not call
9450 update_single_exits_after_duplication and
9451 update_single_exit_for_duplicated_loops.
9452 (loop_version): Do not update single_exit information.
9453 (fix_loop_structure): Use record_loop_exits instead of
9454 mark_single_exit_loops.
9455 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
9456 the lists of loop exits.
9457 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
9458 split_edge, merge_blocks): Update the lists of loop exits.
9459 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
9460 loop_optimizer_init.
9461 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
9462 of mark_single_exit_loops.
9463 (loop_optimizer_finalize): Call release_recorded_exits.
9464 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
9465 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
9466 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
9467 update single exit information.
9468 * lambda-code.c (perfect_nestify): Ditto.
9469 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
9470 (mark_single_exit_loops): Removed.
9471 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
9472 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
9473 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
9475 (get_loop_exit_edges, single_exit): Use recorded exit lists.
9476 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
9477 (verify_loop_structure): Verify consistency of the exit lists.
9478 (flow_loops_find): Use alloc_loop. Initialize exits hash.
9479 (set_single_exit): Removed.
9480 * cfgloop.h (struct loop_exit): New function.
9481 (struct loop): single_exit_ field replaced by exits field.
9482 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
9483 (struct loops): Added exits hash.
9484 (mark_single_exit_loops, set_single_exit): Declaration removed.
9485 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
9487 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9489 * doc/invoke.texi: Avoid use of @headitem.
9491 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9493 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
9495 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9497 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
9500 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9501 Richard Sandiford <richard@codesourcery.com>
9503 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
9504 * config/m68k/m68k.opt: Resort options.
9505 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
9507 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9508 Richard Sandiford <richard@codesourcery.com>
9510 * doc/invoke.texi: Document the macros that are defined by
9511 m68k's -mtune and -mhard-float options.
9512 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
9513 (m68k_cpp_cpu_family): Likewise.
9514 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
9515 of __ucfv*__ macros. Define __mcffpu__ if generating code for
9516 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
9517 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
9518 (m68k_cpp_cpu_family): Likewise.
9520 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9522 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
9523 macros besides mc68000 as tuning macros. Use a switch statement
9524 to set them and mcpu32.
9526 2007-01-12 Julian Brown <julian@codesourcery.com>
9528 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
9529 (TARGET_68040_ONLY): Rename to...
9530 (TARGET_68040): ...this.
9531 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
9532 * config/m68k/m68k.md: Likewise.
9534 2007-01-12 Julian Brown <julian@codesourcery.com>
9535 Nathan Sidwell <nathan@codesourcery.com>
9536 Richard Sandiford <richard@codesourcery.com>
9538 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
9539 the -mcpu= argument associated with the --with-cpu setting.
9540 Define M68K_DEFAULT_TUNE to the default -mtune= option,
9541 if different from the one implied by the -mcpu setting.
9542 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
9543 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
9544 * doc/invoke.texi: Mention ColdFire in the introduction to the
9545 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
9546 -mno-div and -mhard-float options. Make -m68881 a synonym for
9547 -mhard-float. Document the previously-undocumented -m5206e,
9548 -m528x, -m5307 and -m5407 options. Tweak the existing option
9549 documentation for consistency.
9550 * doc/install.texi: Mention new --with-cpu arguments.
9551 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
9552 default CPU if neither -mcpu nor -march are specified.
9553 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
9554 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
9555 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
9556 using m68k_tune to decide between families that implement the
9557 same ISA. Use m68k_tune to set __mcfv4e__.
9558 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
9559 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
9560 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
9561 (FL_ISA_C, FL_ISA_MMU): New macros.
9562 (MASK_COLDFIRE): Delete.
9563 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
9564 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
9565 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
9566 (TARGET_HARD_FLOAT): Do not define here.
9567 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
9568 (TUNE_68000): New macro.
9569 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
9570 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
9571 (TUNE_CFV2): Redefine in terms of m68k_tune.
9572 (uarch_type, target_device, fpu_type): New enums.
9573 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
9574 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
9575 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
9576 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
9577 (FL_FOR_isa_c): New macros.
9578 (m68k_isa): New enum.
9579 (m68k_target_selection): New structure.
9580 (all_devices, all_isas, all_microarchs): New tables.
9581 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
9582 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
9583 (MASK_ALL_CPU_BITS): Delete.
9584 (m68k_find_selection): New function.
9585 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
9586 Map the legacy target options to a combination of the new ones.
9587 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
9588 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
9589 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
9591 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
9592 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
9594 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
9595 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
9596 * config/m68k/m68k-devices.def: New file.
9598 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9599 Nathan Sidwell <nathan@codesourcery.com>
9601 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
9602 (SUBTARGET_EXTRA_SPECS): New macros.
9603 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
9604 use %(asm_cpu_spec) instead.
9605 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
9606 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
9607 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
9608 (EXTRA_SPECS): Rename to...
9609 (SUBTARGET_EXTRA_SPECS): ...this.
9611 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9612 Richard Sandiford <richard@codesourcery.com>
9613 Julian Brown <julian@codesourcery.com>
9615 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9616 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
9617 to the configuration's default CPU.
9618 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
9619 Remove default masks.
9620 (m680[012]0-*-*): Set the default with_cpu to the first part of
9622 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
9623 (m68k*-*-linux): Extend the --with-cpu handling to...
9624 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
9625 and m68010. Don't set target_cpu_default2.
9626 * doc/install.texi: Document --with-cpu for m68k.
9627 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
9628 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
9629 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
9630 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
9631 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
9632 (ASM_SPEC): Remove use of %(asm_cpu_default).
9633 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
9634 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
9635 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
9636 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
9637 __HAVE_FPU__ if TARGET_HARD_FLOAT.
9638 (TARGET_DEFAULT): Delete.
9639 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
9640 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
9641 (CPP_CPU_SPEC): Delete.
9642 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
9643 the appropriate string.
9644 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
9645 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
9646 (ASM_SPEC): Don't use %(asm_default_spec).
9647 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
9648 TARGET_DEFAULT and add MASK_68881.
9649 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
9651 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9653 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
9654 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
9655 MASK_68010 alongside MASK_68020.
9656 * doc/invoke.texi: Document -m68010.
9657 * config/m68k/m68k.opt (m68010): New.
9658 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
9660 (TUNE_68010): New macro.
9661 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
9662 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
9663 (M68K_CPU_m68332): Add MASK_68010.
9664 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
9665 fallback definition.
9666 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
9668 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
9669 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
9670 to all entries that use MASK_68020.
9671 (output_move_simode_const, output_move_himode, output_move_qimode)
9672 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
9673 instead of TARGET_68020 to select clr behavior. Remove comment
9674 about there being no TARGET_68010.
9675 * config/m68k/m68k.md: Likewise throughout.
9677 2007-01-12 Julian Brown <julian@codesourcery.com>
9679 * config/m68k/m68k.h (TARGET_ISAB): New macro.
9680 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
9681 * config/m68k/m68k.md: Likewise.
9683 2007-01-12 Julian Brown <julian@codesourcery.com>
9685 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
9686 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
9688 2007-01-12 Julian Brown <julian@codesourcery.com>
9690 * config/m68k/m68k.h (TUNE_68040_60): New macro.
9691 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
9692 * config/m68k/m68k.md: Likewise.
9694 2007-01-12 Julian Brown <julian@codesourcery.com>
9695 Richard Sandiford <richard@codesourcery.com>
9697 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
9698 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
9699 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
9701 (TARGET_CPU32): Rename to...
9702 (TUNE_CPU32): ...this.
9703 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
9704 (TUNE_CFV2): New macros.
9705 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
9706 remove conditions that are implied by TARGET_68020.
9707 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
9708 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
9709 (m68k_output_function_epilogue): Likewise.
9710 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
9711 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
9712 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
9713 non-68000 timings. Refactor multiplication and division costs.
9714 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
9715 TUNE_CPU32 instead of TARGET_CPU32.
9716 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
9717 and TUNE_68060 instead of TARGET_68060.
9718 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
9719 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
9721 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
9722 && !TARGET_COLDFIRE" to choose between moveq and clr.
9723 Likewise in the unnamed movsf pattern.
9724 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
9725 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
9728 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9730 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
9731 of tabbing before backslashes.
9733 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9735 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
9736 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
9737 (ASM_OUTPUT_INTERNAL_LABEL): Define.
9739 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9741 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
9742 find_interesting_uses_cond.
9743 (find_interesting_uses_cond): Use extract_cond_operands.
9744 (rewrite_use_compare): Use extract_cond_operands and
9745 force_gimple_operand_bsi. Do not call update_stmt.
9746 (determine_use_iv_cost_condition): Use extract_cond_operands.
9747 Return cheaper of using original bound and changing the exit bound.
9749 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9751 PR tree-optimization/29516
9752 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
9753 most_expensive_mult_to_index, addr_to_parts,
9754 create_mem_ref, maybe_fold_tmr): Make the type of
9755 fields of TARGET_MEM_REF sizetype.
9756 (move_fixed_address_to_symbol, move_pointer_to_base):
9758 * tree.def (TARGET_MEM_REF): Add comment on types of
9761 2007-01-11 Joseph Myers <joseph@codesourcery.com>
9763 * c-common.c (vector_types_convertible_p): Treat opaque types as
9764 always convertible if they have the same size, but not otherwise.
9766 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
9768 * ifcvt.c (struct noce_if_info): Add comments to the fields.
9769 Remove the b_unconditional field.
9770 (noce_try_sign_mask): Do not look at b_unconditional.
9771 (noce_process_if_block): Do not use merge_if_blocks. Update
9772 the CFG here. Do not set b_unconditional.
9773 (cond_move_process_if_block): Likewise.
9774 (find_cond_trap): Likewise.
9775 (check_cond_move_block): Require simple jump insns at the end
9778 2007-01-11 Jan Hubicka <jh@suse.cz>
9780 PR tree-optimization/1046
9781 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
9782 when alias info is not ready.
9783 (pass_tail_recursion): Do not require aliasing.
9784 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
9785 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
9786 * tree-ssa-copy.c (pass_copy_prop): Likewise.
9787 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
9788 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
9789 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
9790 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
9792 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
9793 When aliasing is not build, mark statement as volatile.
9795 2007-01-11 Tom Tromey <tromey@redhat.com>
9797 PR preprocessor/15185, PR preprocessor/20989:
9798 * doc/cppopts.texi <-MT>: Update description of algorithm for
9799 computing default target.
9800 <-M, -MD>: Reword "basename" text.
9802 2007-01-11 Roger Sayle <roger@eyesopen.com>
9804 * builtins.c (expand_builtin_pow, expand_builtin_powi,
9805 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
9806 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9807 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
9808 fold_builtin_bswap, real_constp, fold_builtin_pow,
9809 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
9810 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
9811 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9812 * convert.c (convert_to_pointer): Likewise.
9813 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9814 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
9815 const_binop, fold_convert_const_int_from_int,
9816 fold_convert_const_int_from_real,
9817 fold_convert_const_real_from_real, sign_bit_p,
9818 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
9819 fold_sign_changed_comparison, fold_unary, fold_comparison,
9820 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
9821 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
9822 * print-tree.c (print_node_brief, print_node): Likewise.
9823 * stor-layout.c (place_field, layout_type): Likewise.
9824 * tree-chrec.c (keep_cast): Likewise.
9825 * tree.c (build_vector, build_real, build_real_from_int_cst,
9826 build_complex): Likewise.
9828 2007-01-11 Roger Sayle <roger@eyesopen.com>
9830 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
9831 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
9833 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
9835 * configure.ac (strict1_warn): Rename to strict_warn.
9836 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
9837 cc_set_by_configure, quoted_cc_set_by_configure,
9838 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
9839 all_boot_languages, all_stagestuff): Remove.
9840 (target_list): Remove bootstrap targets.
9841 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
9842 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
9843 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
9844 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
9845 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
9846 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
9847 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
9848 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
9849 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
9850 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
9851 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
9852 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
9853 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
9854 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
9855 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
9856 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
9857 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
9858 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
9859 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
9860 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
9861 (mostlyclean): Adjust.
9862 (clean, distclean): Don't mention bootstrap stuff.
9863 * configure: Regenerate.
9864 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
9865 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
9866 treelang/config-lang.in (stagestuff): Remove.
9867 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
9868 stageprofile, stagefeedback, stagestuff): Remove mention.
9870 2007-01-11 Nick Clifton <nickc@redhat.com>
9872 * config/mcore/predicates.md (mcore_general_movesrc_operand):
9874 (mcore_general_movdst_operand): Do not accept CONST_INTs.
9875 (mcore_arith_K_S_operand): Run the test for the S constraint not
9876 the test for the M constraint.
9877 (mcore_addsub_operand): Do not accept integer values that are
9878 larger than 32 bits.
9879 * config/mcore/mcore.md: Remove unused constraints from split.
9880 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
9882 (allocate_stack): Likewise.
9883 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
9884 operands to 32 bits.
9885 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
9887 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
9888 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
9889 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
9890 mcore_output_bclri, mcore_output_andn, output_inline_const,
9891 mcore_output_move, mcore_output_movedouble): Likewise.
9892 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
9893 (output_inline_const): Likewise.
9894 (output_inline_const): Fix format strings used in sprintf
9896 * config/mcore/mcore-protos.h: Update prototypes for changed
9897 functions in mcore.c.
9898 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
9899 HOST_WIDE_INT and not int.
9900 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
9901 CONST_OK_FOR_N): Likewise.
9902 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
9903 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
9906 2007-01-10 Jan Hubicka <jh@suse.cz>
9908 * tree-vrp.c (remove_range_assertions): Release defs.
9909 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
9910 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
9912 2007-01-10 Paul Brook <paul@codesourcery.com>
9914 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
9915 * config/arm/arm.md (mulsi3subsi): New insn.
9917 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
9919 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
9920 (tree_transform_and_unroll_loop): New.
9921 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
9924 2007-01-10 Robert Kennedy <jimbob@google.com>
9926 * fold-const.c (fold_comparison): Fold comparisons like (x *
9927 1000 < 0) to (x < 0).
9929 2007-01-10 Ian Lance Taylor <iant@google.com>
9931 * tree-pretty-print.c (dump_generic_node): Print parentheses when
9932 operands have the same priority.
9934 2007-01-10 Tom Tromey <tromey@redhat.com>
9936 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
9937 (fold_binary): Likewise.
9938 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
9939 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
9940 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
9941 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
9942 * langhooks.h (struct lang_hooks): Removed field
9943 'can_use_bit_fields_p'.
9945 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
9947 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
9949 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
9951 * function.c (get_last_funcdef_no): New function.
9952 * function.h (get_last_funcdef_no): Declare.
9953 * tree-inline.c (initialize_cfun): Add initialization.
9954 (tree_function_versioning): Cleanup.
9956 2007-01-10 Jan Hubicka <jh@suse.cz>
9958 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
9961 2007-01-10 Sa Liu <saliu@de.ibm.com>
9962 Ben Elliston <bje@au.ibm.com>
9964 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
9965 for SAVE_NONLOCAL and Pmode for any other save level.
9966 * spu-protos.h (spu_restore_stack_block): Declare.
9967 * spu.md (save_stack_block): Remove.
9968 (restore_stack_block): Call spu_restore_stack_block.
9969 * spu.c (spu_restore_stack_block): New function.
9970 (spu_expand_epilogue): Remove old comment.
9972 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9974 PR tree-optimization/30322
9975 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
9976 (cand_value_at): Return the value as aff_tree.
9977 (may_eliminate_iv): Convert the bound from aff_tree to tree.
9978 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
9979 aff_combination_mult): New functions.
9980 (aff_combination_add): Use aff_combination_add_cst.
9981 (aff_combination_convert): Allow conversions to a wider type.
9982 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
9983 * tree-affine.h (aff_combination_mult): Declare.
9985 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
9987 * doc/tm.texi: Update documentation to reflect reality of exec
9988 and start file search behaviours. Update copyright year.
9989 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
9990 header file directories.
9992 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
9994 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
9995 (*cosxf2): Rename to cosxf2_i387.
9996 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
9997 using X87MODEF12 mode macro. Rename patterns to
9998 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
10000 (*cosdf2, *cossf2): Ditto.
10001 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
10002 to match extended input operands.
10003 (sincos<mode>3): New expander.
10004 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
10005 insn patterns and corresponding splitters.
10007 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
10009 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
10010 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
10012 2007-01-09 Nicolas Pitre <nico@cam.org>
10015 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
10017 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10019 * target.h (struct gcc_target): New field library_rtti_comdat.
10020 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
10021 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
10022 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
10023 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
10025 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10027 * doc/invoke.texi (Optimize Options): Correct description of -O0.
10029 2007-01-08 Richard Guenther <rguenther@suse.de>
10031 * tree.h (force_fit_type_double): Export.
10032 (force_fit_type): Remove.
10033 * fold-const.c (force_fit_type_double): New function.
10034 (force_fit_type): Remove.
10035 (int_const_binop): Use it.
10036 (fold_convert_const_int_from_int): Likewise.
10037 (fold_convert_const_int_from_real): Likewise.
10038 (fold_div_compare): Likewise.
10039 (fold_sign_changed_comparison): Likewise.
10040 (fold_unary): Likewise.
10041 (fold_negate_const): Likewise.
10042 (fold_abs_const): Likewise.
10043 (fold_not_const): Likewise.
10044 * c-common.c (shorten_compare): Use force_fit_type_double.
10045 * convert.c (convert_to_pointer): Likewise.
10047 2007-01-08 Richard Guenther <rguenther@suse.de>
10049 * tree.h (build_int_cst_wide_type): Export.
10050 * tree.c (build_int_cst_wide_type): New function.
10051 (build_int_cst_wide): Fix comment.
10052 * builtins.c (fold_builtin_object_size): Use build_int_cst
10053 to build -1 or 0 of the correct type. Use fit_double_type
10054 to check for overflow.
10055 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
10057 (decode_field_reference): Likewise.
10058 (all_ones_mask_p): Likewise.
10059 (native_interpret_int): Use build_int_cst_wide_type.
10060 (fold_binary): Use build_int_cst_type to build an all-ones
10062 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
10064 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
10066 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
10068 2007-01-09 Ben Elliston <bje@au.ibm.com>
10070 * genautomata.c (STATS_OPTION): New option.
10071 (stats_flag): New flag.
10072 (gen_automata_option): Handle it.
10073 (initiate_automaton_gen): Ditto.
10074 (write_automata): Output statistics only if stats_flag is
10075 set. Likewise, output time statistics only if time_flag is set.
10076 * doc/md.texi (Processor pipeline description): Document new flag.
10078 2007-01-08 Richard Guenther <rguenther@suse.de>
10080 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
10081 * tree.c (build_int_cst_type): Likewise.
10082 (size_in_bytes): Don't call force_fit_type on the result.
10083 (int_fits_type_p): Use fit_double_type.
10084 * fold-const.c (fit_double_type): New function.
10085 (force_fit_type): Use it.
10086 * tree.h (fit_double_type): Export.
10088 2007-01-08 Jan Hubicka <jh@suse.cz>
10090 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
10091 * ipa.c (function_and_variable_visibility): Fix return type.
10093 2007-01-08 Richard Guenther <rguenther@suse.de>
10095 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
10096 of offset to build the index.
10097 * tree-pretty-print.c (dump_generic_node): Don't build negated
10098 const just for printing.
10099 * c-pretty-print.c (pp_c_integer_constant): Likewise.
10100 * builtins.c (fold_builtin_int_roundingfn): Check if result
10101 fits the type by using force_fit_type and comparing the result.
10102 * predict.c (predict_loops): Use compare_tree_int for comparison.
10103 * tree.c (build_int_cst): Fall back to integer_type_node for
10105 (build_int_cst_wide): Assert type is non-null.
10107 2007-01-08 Roberto Costa <roberto.costa@st.com>
10109 * tree-vrp.c (extract_range_from_cond_expr): New.
10110 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
10111 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
10113 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
10114 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
10115 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
10116 used as expressions.
10117 * tree-object-size.c (cond_expr_object_size): New.
10118 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
10120 2007-01-08 Jan Hubicka <jh@suse.cz>
10122 * tree-ssa-forwprop.c (forward_propagate_into_cond,
10123 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
10126 2007-01-08 Richard Guenther <rguenther@suse.de>
10128 PR tree-optimization/23603
10129 * tree-vrp.c (set_value_range_to_truthvalue): New function.
10130 (extract_range_from_binary): Fall back to truthvalue instead of
10131 varying for TRUTH_*_EXPR.
10132 (extract_range_from_comparison): Fall back to truthvalue instead of
10134 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
10135 if all visited PHI values were constant.
10137 2007-01-08 Jan Hubicka <jh@suse.cz>
10139 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
10140 (cgraph_analyze_function): break out from ...
10141 (cgraph_finalize_compilation_unit): ... here.
10142 (cgraph_expand_function): Remove forgoten commented out line.
10143 (cgraph_optimize): Analyze functions.
10145 2007-01-08 Jan Hubicka <jh@suse.cz>
10147 * tree-pas.h (TODO_remove_function): New flag.
10148 (TODO_update*): Renumber.
10149 (pass_ipa_increase_alignment,
10150 pass_ipa_function_and_variable_visibility): New passes.
10151 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
10152 (cgraph_function_and_variable_visibility): Move to ipa.c
10153 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
10154 cgraph_increase_alignment.
10155 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
10156 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
10157 calling tree-inline.
10158 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
10159 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
10160 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
10161 (gate_increase_alignment): New function.
10162 (pass_ipa_increase_alignment): New pass.
10163 * ipa.c: Inline tree-pass.h and timevar.h
10164 (function_and_variable_visibility): Move here from cgraphunit.c
10165 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
10166 * passes.c (init_optimization_passes): Add the two new passes.
10167 (execute_todo): Handle cgraph_remove_functions.
10169 2007-01-08 Nick Clifton <nickc@redhat.com>
10171 * config/frv/predicates.md (reg_or_0_operand): Accept
10174 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
10176 * config/bfin/rtems.h, config/bfin/t-rtems: New.
10177 * config.gcc: Add bfin*-rtems*.
10179 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10181 * c.opt: Add -flax-vector-conversions.
10182 * c-typeck.c (convert_for_assignment): Pass flag to
10183 vector_types_convertible_p to allow emission of note.
10184 (digest_init): Likewise.
10185 * c-opts.c: Handle -flax-vector-conversions.
10186 * c-common.c (flag_lax_vector_conversions): New.
10187 (vector_types_convertible_p): Unless -flax-vector conversions
10188 has been passed, disallow conversions between vectors with
10189 differing numbers of subparts and/or element types. If such
10190 a conversion is disallowed, possibly emit a note on the first
10191 occasion only to inform the user of -flax-vector-conversions.
10192 The new last argument specifies this.
10193 * c-common.h (flag_lax_vector_conversions): New.
10194 (vector_types_convertible_p): Add extra argument.
10195 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
10196 char_type_node for V*QI type vectors.
10197 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
10198 Update to satisfy new typechecking rules.
10199 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
10200 C and C++ variants.
10201 * doc/invoke.texi (C Dialect Options): Document
10202 -flax-vector-conversions.
10204 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10206 PR tree-optimization/29877
10207 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
10208 a register variable on the RHS to not be replaceable.
10210 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
10211 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
10212 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
10213 const_simm15, const_pow2, const_npow2): Added.
10214 * config/score/misc.md (insv, extv, extzv, movmemsi,
10215 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
10216 * config/score/score.c (score_address_cost, score_select_cc_mode):
10218 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
10219 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
10220 Update score_print_operand.
10221 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
10222 Adjust register allocate order and update some macro define.
10223 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
10224 mdx_block_move_straight, mdx_block_move_loop_head,
10225 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
10226 mdx_block_move): Added.
10227 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
10228 mdp_limm): Updated and fix some bug and typo.
10229 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
10230 (movsf, movdf, doloop_end): Added.
10232 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
10234 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
10235 config/arm/thumb2.md: Fix comment typos.
10236 * doc/extend.texi: Fix a typo.
10238 2007-01-07 Eric Christopher <echristo@apple.com>
10240 * configure.ac: Check for __stack_chk_fail for darwin.
10241 * configure: Regenerate.
10243 2007-01-07 Richard Guenther <rguenther@suse.de>
10245 * tree-vrp.c (extract_range_from_assert): CSE calls to
10246 compare_values where possible.
10247 (extract_range_from_unary_expr): Likewise.
10249 2007-01-07 Anatoly Sokolov <aesok@post.ru>
10251 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
10252 * config/avr/avr.c (call_insn_operand): Delete function.
10253 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
10254 instead of register number. Use predicates.
10255 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
10256 call_insn_operand): Add.
10258 2007-01-06 Jan Hubicka <jh@suse.cz>
10260 * tree-pass.h (pass_build_cgraph_edges): Declare.
10261 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
10262 (visited_nodes): Remove.
10263 (cgraph_create_edges): Move to cgraphbuild.c; rename to
10264 build_cgrpah_edges; make visited_nodes local.
10265 (cgraph_process_new_functions): DO not call initialize_inline_failed.
10266 (record_references_in_initializer): Move to cgraphbuild.c
10267 (initialize_inline_failed, rebuild_cgraph_edges,
10268 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
10269 (verify_cgraph_node): Make visited_nodes local.
10270 (cgraph_analyze_function): Do not call cgraph_create_edges and
10271 initialize_inline_failed.
10272 (cgraph_expand_function): Do not call cgraph_lower_function;
10273 assert that function is already lowered.
10274 * Makefile.in (cgraphbuild.o): New.
10275 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
10276 at the end of lowering passes.
10278 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
10280 * ifcvt.c (cond_move_convert_if_block): New function, code
10281 factored out from...
10282 (cond_move_process_if_block): ...here. Call the new function
10283 on the THEN and ELSE blocks.
10284 (merge_if_block): Do not copy global_live_at_end, merge_blocks
10285 already takes care of this.
10287 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10290 * tree.h (TREE_OVERFLOW_P): New.
10291 * c-typeck.c (parser_build_unary_op): Warn only if result
10292 overflowed and operands did not.
10293 (parser_build_binary_op): Likewise.
10294 (convert_for_assignment): Remove redundant overflow_warning.
10295 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
10297 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10299 * c-typeck.c (store_init_value): Split over two lines to follow
10300 the GNU coding style.
10302 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
10304 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
10305 __GXX_EXPERIMENTAL_CXX0X__.
10306 * doc/cpp.texi: Same.
10308 2007-01-05 Richard Guenther <rguenther@suse.de>
10310 PR middle-end/27826
10311 * tree.c (get_narrower): Do not construct COMPONENT_REFs
10312 with mismatched types. Instead explicitly build a
10313 conversion NOP_EXPR.
10315 2007-01-05 Ian Lance Taylor <iant@google.com>
10317 * c-common.c (decl_with_nonnull_addr_p): New function.
10318 (c_common_truthvalue_conversion): Call it.
10319 * c-typeck.c (build_binary_op): Likewise.
10320 * c-common.h (decl_with_nonnull_addr_p): Declare.
10322 2007-01-05 Jakub Jelinek <jakub@redhat.com>
10325 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
10328 2007-01-05 Joel Brobecker <brobecker@adacore.com>
10330 * doc/install.texi (Final install): Document the fact that
10331 the GNAT runtime should not be stripped.
10333 2007-01-04 Jan Hubicka <jh@suse.cz>
10335 * tree-inline.c (fold_marked_statements): Update operand caches
10336 and EH after folding
10338 2007-01-04 Ian Lance Taylor <iant@google.com>
10340 * c-common.c (check_function_nonnull): Whitespace fix.
10342 2007-01-04 Jan Hubicka <jh@suse.cz>
10344 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
10345 comitted older version of patch.
10346 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
10347 function, celanup cfg and collect garbage.
10349 2007-01-04 Mike Stump <mrs@apple.com>
10351 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
10354 2007-01-04 Eric Christopher <echristo@apple.com>
10356 * libgcc2.c (__bswapsi2): Use SItype.
10357 (__bswapdi2): Use DItype.
10358 * libgcc2.h: Update for above.
10360 2007-01-04 Paul Brook <paul@codesourcery.com>
10362 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
10363 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
10364 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
10365 umulsidi3, umulsidi3adddi, smulsi3_highpart,
10366 umulsi3_highpart): Make conditional on !arm_arch6.
10367 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
10368 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
10369 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
10370 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
10371 umulsi3_highpart_v6): New insns.
10373 2007-01-04 Roger Sayle <roger@eyesopen.com>
10375 * fold-const.c (fold_convert): When casting an expression to void,
10376 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
10377 have a type. Instead of attempting to build a NOP_EXPR, return
10378 these "special" trees directly.
10380 2007-01-04 Joseph Myers <joseph@codesourcery.com>
10382 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
10383 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
10384 rs6000_cost->fp not 0 as adjustment for outer NEG.
10386 2007-01-04 Jan Hubicka <jh@suse.cz>
10388 * cgraph.c (cgraph_release_function_body): New function.
10389 (cgraph_remove_node): Use it.
10390 * cgraph.h (cgraph_release_function_body): Declare.
10391 * cgraphunit.c (cgraph_expand_function): Use it.
10392 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
10393 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
10394 is initialized and while compilation of other function is running.
10395 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
10396 statement CFG annotations from here to ...
10397 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
10399 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
10401 * cfgloop.h (enum li_flags): Make the constants powers of two.
10403 2007-01-04 Jan Hubicka <jh@suse.cz>
10405 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
10407 (fold_marked_statements): New function.
10408 (optimize_inline_calls, tree_function_versioning): Fold new statements.
10409 * tree-inline.h (copy_body_data): Add statements_to_fold.
10411 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
10413 * config.gcc: Mention libgcc/config.host.
10414 * Makefile.in: Update comments mentioning libgcc.
10415 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
10416 (all.cross, start.encap, rest.encap, rest.cross): Update
10417 dependencies for libgcc move.
10418 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
10419 (clean-target, clean-target-libgcc): Delete.
10420 (srcdirify, GCC_EXTRA_PARTS): New macros.
10421 (libgcc-support, libgcc.mvars): New rules.
10422 (distclean): Remove mention of mklibgcc.
10423 (install): Don't reference INSTALL_LIBGCC.
10424 (install-common): Don't reference EXTRA_PARTS.
10425 (install-libgcc, install-multilib): Delete rules.
10426 * mklibgcc.in: Delete file.
10427 * doc/configfiles.texi: Don't mention mklibgcc.
10429 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
10430 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
10431 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
10432 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
10433 (mklibgcc, ldblspecs): Likewise.
10435 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
10436 (posixpre.def): Use $(T).
10437 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
10438 (SHLIB_SRC, SHLIB_INSTALL): Delete.
10439 (SHLIB_LINK): Make dummy.
10440 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
10442 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
10444 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
10445 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
10446 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
10447 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
10449 * configure.ac (all_outputs): Remove mklibgcc.
10450 * configure: Regenerated.
10452 2007-01-03 Josh Conner <jconner@apple.com>
10454 PR middle-end/29683
10455 * calls.c (compute_argument_addresses): Set stack and stack_slot
10456 for partial args, too.
10457 (store_one_arg): Use locate.size.constant for the size when
10458 generating a save_area.
10460 2007-01-03 Robert Kennedy <jimbob@google.com>
10462 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
10463 whose definitions are deleted due to basic block merging.
10465 2007-01-03 Paul Brook <paul@codesourcery.com>
10468 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
10470 (use_return_insn): Return 0 for Thumb interrupt functions.
10471 (print_multi_reg): Add rfe argument for IRQ returns.
10472 (arm_output_epilogue): Pop interrupt return address directly into PC.
10473 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
10475 2007-01-03 Paul Brook <paul@codesourcery.com>
10477 Merge from sourcerygxx-4_1.
10478 * config/arm/thumb2.md: New file.
10479 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
10481 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
10482 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10483 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
10484 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
10486 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10487 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
10489 * config/arm/ieee754-sf.S: Ditto.
10490 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
10491 (thumb1_base_register_rtx_p): ... to this.
10492 (thumb_index_register_rtx_p): Rename...
10493 (thumb1_index_register_rtx_p): ... to this.
10494 (thumb_output_function_prologue): Rename...
10495 (thumb1_output_function_prologue): ... to this.
10496 (thumb_legitimate_address_p): Rename...
10497 (thumb1_legitimate_address_p): ... to this.
10498 (thumb_rtx_costs): Rename...
10499 (thumb1_rtx_costs): ... to this.
10500 (thumb_compute_save_reg_mask): Rename...
10501 (thumb1_compute_save_reg_mask): ... to this.
10502 (thumb_final_prescan_insn): Rename...
10503 (thumb1_final_prescan_insn): ... to this.
10504 (thumb_expand_epilogue): Rename...
10505 (thumb1_expand_epilogue): ... to this.
10506 (arm_unwind_emit_stm): Rename...
10507 (arm_unwind_emit_sequence): ... to this.
10508 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
10509 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
10510 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
10511 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
10512 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
10513 thumb2_output_casesi): New functions.
10514 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
10515 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
10516 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
10517 THUMB2_WORK_REGS): Define.
10518 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
10519 arm_condexec_mask, arm_condexec_masklen)): New variables.
10520 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
10521 (arm_override_options): Check new CPU capabilities.
10522 Set new architecture flag variables.
10523 (arm_isr_value): Handle v7m interrupt functions.
10524 (user_return_insn): Return 0 for v7m interrupt functions. Handle
10526 (const_ok_for_arm): Handle Thumb-2 constants.
10527 (arm_gen_constant): Ditto. Use movw when available.
10528 (arm_function_ok_for_sibcall): Return false for v7m interrupt
10530 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
10531 (thumb_find_work_register, arm_load_pic_register,
10532 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
10533 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
10534 print_multi_reg, output_mov_long_double_fpa_from_arm,
10535 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
10536 output_mov_double_fpa_from_arm, output_move_double,
10537 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
10538 output_return_instruction, arm_output_function_prologue,
10539 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
10540 arm_output_mi_thunk, thumb_set_return_address): Ditto.
10541 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
10542 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
10543 (arithmetic_instr, shift_op): Use arm_shift_nmem.
10544 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
10546 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
10547 (thumb_expand_prologue): Use thumb_set_frame_pointer.
10548 (arm_file_start): Output directive for unified syntax.
10549 (arm_unwind_emit_set): Handle stack alignment instruction.
10550 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
10551 Add v6t2, v7, v7a, v7r and v7m.
10552 (RETLDM): Add Thumb-2 code.
10553 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
10554 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
10555 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
10556 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
10557 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
10558 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
10559 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
10560 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
10561 ADJUST_INSN_LENGTH): Define.
10562 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
10563 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
10564 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
10565 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
10566 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
10567 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
10568 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
10569 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
10570 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
10571 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
10572 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
10573 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
10574 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
10575 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
10576 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
10577 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
10578 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
10580 * config/arm/arm-tune.md: Regenerate.
10581 * config/arm/arm-protos.h: Update prototypes.
10582 * config/arm/vfp.md: Enable patterns for Thumb-2.
10583 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
10584 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
10585 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
10586 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
10587 * config/arm/libunwind.S: Add Thumb-2 code.
10588 * config/arm/constraints.md: Update include Thumb-2.
10589 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
10590 * config/arm/ieee754-df.S: Ditto.
10591 * config/arm/bpabi.S: Ditto.
10592 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
10593 * config/arm/predicates.md (low_register_operand,
10594 low_reg_or_int_operand, thumb_16bit_operator): New.
10595 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
10596 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
10597 * config/arm/t-arm-elf: Add armv7 multilib.
10598 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
10600 (UNSPEC_STACK_ALIGN, ce_count): New.
10601 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
10602 arm_zero_extendsidi2, arm_zero_extendqidi2): New
10604 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
10605 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
10606 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
10607 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
10608 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
10609 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
10611 * doc/extend.texi: Document ARMv7-M interrupt functions.
10612 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
10614 2007-01-03 Jakub Jelinek <jakub@redhat.com>
10616 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
10617 (struct _Unwind_Context): Rename args_size to flags, remove
10618 signal_frame field, add a new args_size field and version field.
10619 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
10620 _Unwind_IsExtendedContext): New inline functions.
10621 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
10622 Assume by_value array is only present if _Unwind_IsExtendedContext.
10623 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
10624 _Unwind_IsSignalFrame.
10625 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
10626 (uw_update_context_1): Use _Unwind_SetSignalFrame.
10627 (uw_init_context_1): Initialize context->flags to
10628 EXTENDED_CONTEXT_BIT.
10629 * config/rs6000/linux-unwind.h (frob_update_context): Use
10630 _Unwind_SetSignalFrame.
10632 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10634 PR middle-end/30353
10635 * gimplify.c (gimplify_modify_expr_complex_part): Move below
10636 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
10639 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
10641 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
10642 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
10643 RET, AT_SP): Remove.
10644 * config/i386/i386.md (*sse_prologue_save_insn): Use return
10647 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10648 * cfgbuild.c (find_basic_blocks): Likewise.
10649 * cfgrtl.c (rtl_create_basic_block): Likewise.
10650 * function.c (temp_slots_at_level): Likewise.
10651 * reg-stack.c (stack_regs_mentioned): Likewise.
10652 * regclass.c (allocate_reg_info): Likewise.
10653 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10654 set_bb_for_stmt, move_block_to_fn): Likewise.
10655 * tree-complex.c (tree_lower_complex): Likewise.
10656 * vec.h (VEC_safe_grow_cleared): New.
10658 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
10660 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
10662 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
10663 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
10665 * cfgloopmanip.c (scale_loop_frequencies): Export.
10666 (loopify): Scale the frequencies by prescribed coefficients.
10667 (set_zero_probability): New function.
10668 (duplicate_loop_to_header_edge): Improve updating of frequencies.
10669 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
10670 and frequencies according to arguments.
10671 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
10673 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
10674 * modulo-sched.c (sms_schedule): Set probabilities for entering
10675 versioned loop correctly.
10676 * tree-vect-transform.c (vect_transform_loop): Ditto.
10677 * cfgloop.h (loopify, loop_version): Declaration changed.
10678 (scale_loop_frequencies): Declared.
10680 2007-01-02 Jan Hubicka <jh@suse.cz>
10682 * cgraph.c: Include tree-flow.h
10683 (cgraph_add_new-function): Handle IPA_SSA mode; execute
10684 early_local_passes.
10685 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
10686 * tree-pass.h (pass_all_early_optimizations): Declare.
10687 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
10688 early_local_passes.
10689 (cgraph_analyze_function): Do early_local_passes.
10690 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10691 Do not add referenced vars.
10692 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
10694 (gate_all_early_local_passes): New gate.
10695 (pass_early_local_passes): Use new gate.
10696 (execute_early_local_optimizations): New functions.
10697 (gate_all_early_optimizations): New gate.
10698 (pass_all_early_optimizations): New pass.
10699 (execute_free_datastructures): Free SSA only when initialized.
10700 (gate_init_datastructures): Init only when optimizing.
10701 (tree_lowering_passes): Do early local passes when called late.
10702 * tree-profile.c (do_tree_profiling): Don't profile functions added
10704 (do_early_tree_profiling, pass_early_tree_profile): Kill.
10705 * tree-cfg.c (update_modified_stmts): Do not update when operands are
10707 * passes.c (init_optimizations_passes): Reorder so we go into SSA
10708 during early_local_passes.
10709 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
10712 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10714 * Makefile.in: Update copyright year.
10716 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10718 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
10719 in $(lang_checks) and check-consistency targets.
10721 2007-01-02 Jan Hubicka <jh@suse.cz>
10723 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10724 Do not add referenced vars.
10725 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
10727 * passes.c (init_optimization_passes): Put mudflap_2 after
10728 free_datastructures.
10730 2007-01-02 Jan Hubicka <jh@suse.cz>
10732 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
10733 Set NOTHROW flag on call statements proved to be nothrow.
10734 Update statement of local calls so new pure/const functions are
10735 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
10737 (tree_rest_of_compilation): Register hooks and initialize bitmap
10738 early. Do not set after_inlining flag.
10740 2007-01-02 Steve Ellcey <sje@cup.hp.com>
10742 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
10743 HOST_BITS_PER_LONGLONG
10745 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10748 * c-typeck.c (store_init_value): Don't emit pedantic overflow
10749 warning for non-static initializers.
10751 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
10753 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
10754 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
10755 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
10756 Always use set_unique_reg_note to add REG_EQUAL notes.
10758 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10761 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10763 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10764 * cfgbuild.c (find_basic_blocks): Likewise.
10765 * cfgrtl.c (rtl_create_basic_block): Likewise.
10766 * function.c (temp_slots_at_level): Likewise.
10767 * reg-stack.c (stack_regs_mentioned): Likewise.
10768 * regclass.c (allocate_reg_info): Likewise.
10769 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10770 set_bb_for_stmt, move_block_to_fn): Likewise.
10771 * tree-complex.c (tree_lower_complex): Likewise.
10772 * vec.h (VEC_safe_grow_cleared): New.
10774 2007-01-02 Ian Lance Taylor <iant@google.com>
10776 * c-common.c (c_common_truthvalue_conversion): When warning about
10777 using an assignment as a truth value, set TREE_NO_WARNING.
10779 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10782 * c.opt (Wold-style-declaration): New.
10783 * doc/invoke.texi (C-only Warning Options): New.
10784 (Wold-style-declaration): Document it.
10785 (Wextra): Enabled by -Wextra.
10786 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10787 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
10788 -Wold-style-declaration.
10790 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10792 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10793 * cfgbuild.c (find_basic_blocks): Likewise.
10794 * cfgrtl.c (rtl_create_basic_block): Likewise.
10795 * function.c (temp_slots_at_level): Likewise.
10796 * reg-stack.c (stack_regs_mentioned): Likewise.
10797 * regclass.c (allocate_reg_info): Likewise.
10798 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10799 set_bb_for_stmt, move_block_to_fn): Likewise.
10800 * tree-complex.c (tree_lower_complex): Likewise.
10801 * vec.h (VEC_safe_grow_cleared): New.
10803 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
10805 * c-common.c (c_common_nodes_and_builtins): Since variants of
10806 void_type_node get built before it is given a name, we need to
10807 give those variants the name, too.
10808 (complete_array_type): We need to work with the canonical main
10809 type of the array, from which we will build the qualified version.
10810 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
10811 * print-tree.c (print_node): Display canonical type information
10813 * stor-layout.c (layout_type): When we don't know the
10814 alignment of a type for which we're building an array, we end up
10815 guessing wrong, so make the type require structural equality.
10816 * tree.c (make_node_stat): When we build a new type, it is its
10817 own canonical type.
10818 (build_type_attribute_qual_variant): When building an attribute
10819 variant, its canonical type is the non-attribute variant. However,
10820 if the attributes are target-dependent and they differ, we need to
10821 use structural equality checks for this type.
10822 (build_qualified_type): A qualified type is not equivalent to its
10823 unqualified variant; set the canonical type appropriately.
10824 (build_distinct_type_copy): When building a distinct type from
10825 another type, the new type is its own canonical type.
10826 (build_variant_type_copy): When building a new type variant, we
10827 assume that it is equivalent to the original type.
10828 (build_pointer_type_for_mode): When building a pointer type, also
10829 build a canonical type pointer.
10830 (build_reference_type_for_mode): When building a reference type,
10831 also build a canonical type reference.
10832 (build_index_type): When we can't hash an index type (e.g.,
10833 because its maximum value is negative), the index type requires
10834 structural equality tests.
10835 (build_array_type): Build the canonical form of an array type.
10836 (build_function_type): Function types require structural equality,
10837 because they contain default arguments, attributes, etc.
10838 (build_method_type_directly): Ditto for method types.
10839 (build_offset_type): Build the canonical offset type.
10840 (build_complex_type): Build the canonical vector type.
10841 (make_vector_type): Build the canonical vector type.
10842 * tree.h (TYPE_CANONICAL): New.
10843 (TYPE_STRUCTURAL_EQUALITY_P): New.
10844 (SET_TYPE_STRUCTURAL_EQUALITY): New.
10845 (struct tree_type): Added "canonical" field.
10846 * params.h (VERIFY_CANONICAL_TYPES): New.
10847 * doc/c-tree.texi (TYPE_CANONICAL): Document.
10848 (TYPE_STRUCTURAL_EQUALITY_P): Document.
10849 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
10850 * doc/invoke.texi (verify-canonical-types): Document --param
10851 parameter for verifying canonical types.
10853 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10855 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
10856 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
10857 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
10858 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
10860 * config/rs6000/e500.h: New.
10861 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
10862 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
10864 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
10865 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
10866 TARGET_E500_DOUBLE): Remove.
10867 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
10868 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
10869 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
10870 * config/rs6000/rs6000.c (rs6000_override_options): Use
10871 CHECK_E500_OPTIONS.
10873 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10875 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
10876 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
10877 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
10878 rs6000_emit_cmove): Don't check TARGET_E500.
10879 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
10880 sordered): Don't check TARGET_E500.
10882 2007-01-01 Eric Christopher <echristo@apple.com>
10884 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
10885 HARD_REGISTER_NUM_P.
10887 2007-01-01 Roger Sayle <roger@eyesopen.com>
10889 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
10890 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
10891 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
10894 2007-01-01 Mike Stump <mrs@apple.com>
10896 * configure.ac: Remove support for building with Apple's gcc-3.1.
10898 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10900 PR middle-end/30311
10901 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
10902 REG is a hard register. Do not modify REG before calling
10904 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
10905 multiple of the size of YMODE for certain lowpart cases.
10907 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10909 PR middle-end/30253
10910 * gimplify (voidify_wrapper_expr): Update for
10911 GIMPLE_MODIFY_STMT.
10913 2007-01-01 Andreas Schwab <schwab@suse.de>
10916 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
10917 save of BR0 in extra_spill_size instead of spill_size.
10918 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
10920 (ia64_expand_epilogue): Restore BR0 from its new location.
10922 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10924 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
10925 Use a temporary variable if the left hand side is not a gimple
10928 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10930 * gimplify.c (gimplify_return_expr): Make the temporary variable
10931 for the return expression, a gimple register variable.
10933 2007-01-01 Jan Hubicka <jh@suse.cz>
10935 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
10938 2007-01-01 Mike Stump <mrs@apple.com>
10940 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
10942 * config/darwin.c (machopic_select_rtx_section): Use
10943 HAVE_GAS_LITERAL16.
10944 (darwin_mergeable_constant_section): Likewise.
10945 * configure: Regenerate.
10946 * config.in: Regenerate.
10948 2007-01-01 Jan Hubicka <jh@suse.cz>
10949 Andrew Pinski <pinskia@gmail.com>
10951 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
10952 before starting IPA passes.