1 2007-04-16 Anatoly Sokolov <aesok@post.ru>
3 * config/avr/avr.c (avr_arch_types): Rearranging array.
5 (avr_mcu_types): Use avr_arch enumeration constants instead of
7 * config/avr/avr.h (LINK_SPEC): Simplify.
9 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
11 * config/m68k/m68k.c (m68k_libcall_value,
12 m68k_function_value): Use macros for register names more.
14 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
16 (M68K_REGNAME): Use A6_REG.
17 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
19 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22 * sched-int.h (struct deps): Split field 'pending_lists_length' into
23 'pending_read_list_length' and 'pending_write_list_length'. Update
25 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
26 to handle two length counters instead of one. Update all uses.
27 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
28 two length counters instead of one.
29 * sched-rgn.c (propagate_deps): Update to handle two length counters
32 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
35 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
36 copy of source, pass it to ix86_expand_vector_set and return
39 2007-04-16 David Ung <davidu@mips.com>
40 Joseph Myers <joseph@codesourcery.com>
42 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
43 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
44 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
45 Add 74K processor information.
46 * config/mips/mips.md: Include 74k.md.
47 (cpu): Add 74kc,74kf,74kx.
48 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
49 * config/mips/74k.md: New.
50 * doc/invoke.texi (MIPS Options): Document 74K support.
52 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
54 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
55 vectorizable_* functions.
56 * tree-vect-transform.c (vectorizable_call): Add check for
57 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
58 (vectorizable_store): likewise.
59 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
61 (vectorizable_operation, vectorizable_type_demotion): Likewise.
62 (vectorizable_type_promotion, vectorizable_load): Likewise.
63 (vectorizable_live_operation, vectorizable_condition): Likewise.
64 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
66 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
68 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
70 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
71 register numbers more.
72 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
73 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
74 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
75 FUNCTION_VALUE_REGNO_P): Likewise.
76 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
77 STATIC_CHAIN_REGNUM): Likewise.
78 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
79 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
80 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
81 * config/m68k/m68k.md (FP_REG): New.
83 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
85 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
88 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
90 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
91 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
94 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
96 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
99 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
102 * c-decl.c (finish_decl): Grab the type of the decl after the call
105 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
107 * common.opt (fforward-propagate): Fix "Optimization" annotation.
109 2007-04-14 Jakub Jelinek <jakub@redhat.com>
112 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
113 post dominators and cleanup cfg before returning.
115 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
117 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
118 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
120 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
122 * config.gcc: Recognize fido.
123 * config/m68k/m68k-devices.def (fidoa): New.
124 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
126 (FL_FIDOA, TARGET_FIDOA): New.
127 * config/m68k/m68k.opt (mfidoa): New.
129 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
132 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
133 when a personality function is used.
135 2007-04-13 Bob Wilson <bob.wilson@acm.org>
137 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
139 2007-04-13 Mike Stump <mrs@apple.com>
141 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
143 * config/darwin.opt (fapple-kext): Make C++ only.
144 * config/darwin.c (darwin_override_options): Remove code to ensure
145 -fapple-kext is given for C++ only.
147 2007-04-13 Richard Sandiford <richard@codesourcery.com>
149 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
150 * config/mips/mips.c (override_options): Call
151 SUBTARGET_OVERRIDE_OPTIONS, if defined.
153 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
155 * config/i386/i386.opt (msvr3-shlib): Removed.
157 * doc/invoke.texi: Remove -msvr3-shlib.
159 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
161 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
162 with "popcnt" instruction.
164 2007-04-13 Richard Guenther <rguenther@suse.de>
166 PR tree-optimization/21258
167 * tree-vrp.c (compare_case_labels): New helper.
168 (find_switch_asserts): New function.
169 (find_assert_locations): Call it for SWITCH_EXPRs.
171 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
173 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
174 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
175 check is now implied in X87_FLOAT_MODE_P.
176 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
177 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
178 (fix_trunc<mode>_i386_fisttp): Ditto.
179 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
180 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
181 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
182 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
183 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
184 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
185 (unnamed_splitters): Ditto.
186 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
187 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
188 FIRST_SSE_REG for local functions when SSE math is enabled or
189 for functions with sseregparm attribute.
190 (standard_80387_constant_p): Return -1 if mode is not
192 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
193 (ix86_expand_compare): Ditto.
194 (ix86_expand_carry_flag_compare): Ditto.
195 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
196 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
197 DECIMAL_FLOAT_MODE_P.
198 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
199 of SCALAR_FLOAT_MODE_P.
200 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
201 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
202 checks before FLOAT_MODE_P.
203 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
209 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
211 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
212 Charles Wilson <libtool@cwilson.fastmail.fm>
214 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
215 (libgcc.mvars): Don't depend on them.
216 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
219 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
221 * doc/invoke.text (--help): Document --help=common.
223 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
225 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
227 2007-04-12 Richard Sandiford <richard@codesourcery.com>
229 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
230 * genemit.c (main): Emit #include "integrate.h".
231 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
232 (LOADGP_RTP): New mips_loadgp_style.
233 * config/mips/mips.h: Include config/vxworks-dummy.h.
234 (TARGET_RTP_PIC): New macro.
235 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
236 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
237 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
239 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
240 -mvxworks-pic when using -mrtp and a PIC option.
241 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
243 (mips_symbolic_constant_p, mips_symbolic_address_p)
244 (mips_symbol_insns): Handle SYMBOL_HALF.
245 (override_options): Warn about -G and -mrtp being used together.
246 Initialize mips_lo_relocs[SYMBOL_HALF].
247 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
248 (mips_emit_loadgp): Handle LOADGP_RTP.
249 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
250 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
251 (tablejump): Handle function-relative case table entries if
253 * config/mips/predicates.md (symbol_ref_operand): New predicate.
255 2007-04-12 Richard Sandiford <richard@codesourcery.com>
257 * config/mips/mips.md (load_call<mode>): Allow any general register.
259 (sibcall_value_internal, sibcall_value_multiple_internal)
260 (call_value_internal, call_value_split, call_value_multiple_internal)
261 (call_value_multiple_split): Remove constraints from operand 0.
263 2007-04-12 Richard Sandiford <richard@codesourcery.com>
265 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
266 rather than loadgp_noshared.
267 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
268 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
270 * config/mips/mips.md (loadgp): Rename to...
271 (loadgp_newabi): ...this.
272 (loadgp_noshared): Rename to...
273 (loadgp_absolute): ...this.
275 2007-04-12 Richard Sandiford <richard@codesourcery.com>
277 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
278 false for locally-binding symbols.
279 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
281 2007-04-12 Richard Sandiford <richard@codesourcery.com>
283 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
284 (SYMBOL_GOT_PAGE_OFST): ...this.
285 (SYMBOL_GOT_GLOBAL): Rename to...
286 (SYMBOL_GOT_DISP): ...this.
287 (SYMBOL_GOTOFF_GLOBAL): Rename to...
288 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
289 * config/mips/mips.c (mips_global_symbol_p): New function.
290 (mips_symbol_binds_local_p): Likewise.
291 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
292 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
293 and mips_symbol_binds_local_p.
294 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
295 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
296 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
298 (mips_ok_for_lazy_binding_p): New function.
299 (mips_load_call_address, mips_expand_call): Use it.
300 (mips_dangerous_for_la25_p): Likewise.
301 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
302 (*got_disp<mode>): Use got_disp_operand instead of
303 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
304 SYMBOL_GOTOFF_GLOBAL.
305 (*got_page<mode>): Use got_page_ofst_operand instead of
307 * config/mips/predicates.md (const_call_insn_operand): Use
308 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
309 (global_got_operand): Rename to...
310 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
312 (local_got_operand): Rename to...
313 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
316 2007-04-12 Richard Sandiford <richard@codesourcery.com>
318 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
319 TARGET_CALL_CLOBBERED_GP.
320 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
321 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
322 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
323 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
324 of TARGET_ABICALLS && !TARGET_NEWABI.
325 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
326 * config/mips/mips.c (mips_load_call_address): Check
327 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
328 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
329 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
330 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
331 TARGET_ABICALLS && TARGET_NEWABI.
332 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
334 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
335 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
336 TARGET_ABICALLS && TARGET_NEWABI.
337 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
338 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
339 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
340 whether indirect calls must use $25.
341 (mips_extra_live_on_entry): Check TARGET_GOT instead of
343 * config/mips/mips.md (jal_macro): Check flag_pic and
344 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
345 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
346 instead of TARGET_ABICALLS.
347 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
348 TARGET_ABICALLS && TARGET_OLDABI.
349 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
350 (sibcall): In the comment above the define_insn, mention
351 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
352 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
353 instead of TARGET_ABICALLS.
355 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
357 * doc/md.texi (Blackfin family constraints): Document PA and PB.
358 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
359 (MACFLAGS_MATCH_P): New macro.
360 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
361 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
362 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
363 the other MACFLAG constants.
364 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
365 (flag_machi): Tighten constraints. Renumber some of the operands.
366 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
368 (flag_machi_parts_acconly): New pattern.
369 (flag_macinithi): Tighten constraints. Allow any accumulator to be
371 (flag_macinit1hi): Tighten constraints.
372 (flag_mul_macv2hi_parts_acconly): New pattern.
374 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
375 Use a more efficient implementation.
376 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
377 inline sequences when not optimizing for size.
379 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
380 movhi_high2low): Delete, merge functionality into...
381 (packv2hi): ... this pattern.
383 2007-02-11 Jie Zhang <jie.zhang@analog.com>
384 * config/bfin/bfin.opt (msim): New option.
386 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
387 (bfin_cpu_t): Typedef of enum bfin_cpu.
388 (bfin_cpu_type): New declaration.
389 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
390 -msim and -mcpu= options.
391 (LIB_SPEC): Likewise.
392 * config/bfin/bfin.c (bfin_cpu_type): Define.
393 (bfin_handle_option): Handle -mcpu= option.
394 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
395 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
396 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
398 2007-04-12 Richard Sandiford <richard@codesourcery.com>
400 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
401 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
402 (powerpc-wrs-vxworksae): Use ${tm_file}.
403 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
404 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
405 * config/i386/vx-common.h: New file.
407 2007-04-12 Richard Sandiford <richard@codesourcery.com>
409 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
412 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
414 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
417 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
421 * c-common.c (c_build_qualified_type): Set canonical type
424 2007-04-12 Richard Guenther <rguenther@suse.de>
426 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
427 lower bound and element size if lower bound is not zero
428 or either of the ARRAY_REF operands is set.
430 2007-04-12 Richard Guenther <rguenther@suse.de>
432 PR tree-optimization/24689
433 PR tree-optimization/31307
434 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
436 * gimplify.c (canonicalize_addr_expr): To be consistent with
437 gimplify_compound_lval only set operands two and three of
438 ARRAY_REFs if they are not gimple_min_invariant. This makes
439 it never at this place.
440 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
442 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
444 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
445 null before emitting a .nsubspa directive.
447 2007-04-11 Diego Novillo <dnovillo@redhat.com>
449 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
450 need_to_partition_p if there are no memory statements in the
453 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
455 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
456 (gcd_of_steps_may_divide_p): New function.
457 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
459 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
461 * reload.c (find_reloads_toplev, find_reloads_address,
462 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
463 not a pointer equality test, to decide if we need to call
464 push_reg_equiv_alt_mem.
466 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
468 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
469 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
470 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
472 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
474 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
475 vector to be positive.
477 2007-04-11 Diego Novillo <dnovillo@redhat.com>
481 * doc/invoke.texi: Document --params max-aliased-vops and
483 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
484 debug_memory_partitions): Move to tree-flow.h
485 * params.h (AVG_ALIASED_VOPS): Define.
486 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
488 (mp_info_t): Likewise.
489 (get_mem_sym_stats_for): New.
490 (set_memory_partition): Move from tree-flow-inline.h.
491 (mark_non_addressable): Only clear the set of symbols for the
492 partition if it exists.
493 (dump_memory_partitions): Move from tree-ssa-operands.c
494 (debug_memory_partitions): Likewise.
495 (need_to_partition_p): New.
496 (dump_mem_ref_stats): New.
497 (debug_mem_ref_stats): New.
498 (dump_mem_sym_stats): New.
499 (debug_mem_sym_stats): New.
500 (update_mem_sym_stats_from_stmt): New.
501 (compare_mp_info_entries): New.
502 (mp_info_cmp): Call it.
503 (sort_mp_info): Change argument to a list of mem_sym_stats_t
505 (get_mpt_for): Move from tree-ssa-operands.c.
506 (find_partition_for): New.
507 (create_partition_for): Remove.
508 (estimate_vop_reduction): New.
509 (update_reference_counts): New.
510 (build_mp_info): New.
511 (compute_memory_partitions): Refactor.
512 Document new heuristic.
513 Call build_mp_info, update_reference_counts,
514 find_partition_for and estimate_vop_reduction.
515 (compute_may_aliases): Populate virtual operands before
516 calling debugging dumps.
517 (delete_mem_sym_stats): New.
518 (delete_mem_ref_stats): New.
519 (init_mem_ref_stats): New.
520 (init_alias_info): Call it.
521 (maybe_create_global_var): Remove alias_info argument.
522 Get number of call sites and number of pure/const call sites
523 from gimple_mem_ref_stats().
524 (dump_alias_info): Call dump_memory_partitions first.
525 (dump_points_to_info_for): Show how many times a pointer has
527 * opts.c (decode_options): For -O2 set --param
528 max-aliased-vops to 500.
529 For -O3 set --param max-aliased-vops to 1000 and --param
530 avg-aliased-vops to 3.
531 * fortran/options.c (gfc_init_options): Remove assignment to
533 * tree-flow-inline.h (gimple_mem_ref_stats): New.
534 * tree-dfa.c (dump_variable): Dump memory reference
536 Dump NO_ALIAS* settings.
537 (referenced_var_lookup): Tidy.
538 (mem_sym_stats): New.
539 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
540 and ORIG are different SSA names for a memory partition.
541 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
542 * tree-flow.h (struct mem_sym_stats_d): Define.
543 (mem_sym_stats_t): Define.
544 (struct mem_ref_stats_d): Define.
545 (struct gimple_df): Add field mem_ref_stats.
546 (enum noalias_state): Define.
547 (struct var_ann_d): Add bitfield noalias_state.
548 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
549 debug_mem_ref_stats, debug_memory_partitions,
550 debug_mem_sym_stats): Declare.
551 * tree-ssa-structalias.c (update_alias_info): Update call
552 sites, pure/const call sites and asm sites in structure
553 returned by gimple_mem_ref_stats.
554 Remove local variable IS_POTENTIAL_DEREF.
555 Increase NUM_DEREFS if the memory expression is a potential
557 Call update_mem_sym_stats_from_stmt.
558 If the memory references memory, call
559 update_mem_sym_stats_from_stmt for all the direct memory
560 symbol references found.
561 (intra_create_variable_infos): Set noalias_state field for
562 pointer arguments according to the value of
563 flag_argument_noalias.
564 * tree-ssa-structalias.h (struct alias_info): Remove fields
565 num_calls_found and num_pure_const_calls_found.
566 (update_mem_sym_stats_from_stmt): Declare.
567 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
568 Set default value to 100.
569 (PARAM_AVG_ALIASED_VOPS): Define.
571 2007-04-11 Richard Guenther <rguenther@suse.de>
574 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
575 a * -b + c as c - a * b if we honor sign dependent rounding.
577 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
579 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
581 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
582 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
584 (initialize_trampoline): Don't use old-style function definition.
585 (bfin_secondary_reload): Mark IN_P argument as unused.
587 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
589 PR tree-optimization/31343
590 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
591 (build_polynomial_chrec): Return a scalar when the evolution is zero.
592 * testsuite/gcc.dg/vect/pr31343.c: New.
594 2007-04-10 Eric Christopher <echristo@apple.com>
596 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
597 * config/i386/i386.md (*cmpfp0): Use.
598 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
599 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
600 (fix_trunc<mode>_i386_fisttp): Ditto.
601 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
602 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
603 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
604 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
605 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
606 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
607 (unnamed_splitters): Ditto.
608 * config/i386/i386.c (output_fix_trunc): Assert that
609 we're not being passed a TFmode operand.
611 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
613 PR tree-optimization/31526
614 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
615 n_basic_blocks to find newly added blocks.
617 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
619 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
621 (fix_trunc<mode>si_sse): Ditto.
622 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
623 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
624 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
625 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
626 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
627 expander using SSEMODEF mode macro.
628 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
629 expander using SSEMODEF mode macro.
630 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
631 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
632 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
633 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
634 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
635 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
636 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
637 Macroize insn using X87MODEF mode macro.
639 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
641 * config/i386/sse.md (sse2_pinsrw): Removed.
642 (sse2_pextrw): Renamed to ...
643 (*sse2_pextrw): This.
645 2007-04-09 Jan Hubicka <jh@suse.cz>
649 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
650 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
651 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
652 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
654 2007-04-09 Jan Hubicka <jh@suse.cz>
656 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
657 multiple fields of union.
659 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
661 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
662 (create_preheaders): Check that loops are available.
663 (fix_loop_structure): Clean up, improve comments.
664 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
665 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
667 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
668 * predict.c (tree_estimate_probability): Do not call
669 calculate_dominance_info. Call create_preheaders.
670 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
671 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
673 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
674 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
675 * tree-cfg.c (tree_split_edge): Make an assert more precise.
676 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
679 2007-04-08 Jan Hubicka <jh@suse.cz>
681 * tree.h (maybe_fold_offset_to_component_ref): Declare.
682 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
683 * fold-const.c (fold_unary): Use it.
685 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
687 * varasm.c (assemble_variable): Remove call to
688 lang_hooks.decls.prepare_assemble_variable.
689 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
690 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
691 * langhooks.h (lang_hooks_for_decls): Remove
692 prepare_assemble_variable.
694 2007-04-08 Mike Stump <mrs@apple.com>
696 * config/i386/i386.c: Use inc/dec on Core2.
698 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
700 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
701 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
702 lhd_tree_inlining_end_inlining): Remove.
703 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
704 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
706 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
707 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
708 lhd_tree_inlining_end_inlining): Remove prototypes.
709 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
710 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
711 LANG_HOOKS_TREE_INLINING_START_INLINING,
712 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
714 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
717 2007-04-08 Anatoly Sokolov <aesok@post.ru>
720 * config/avr/predicates.md (io_address_operand): Delete predicate.
721 (low_io_address_operand): Don't use 'mode' argument.
722 (higth_io_address_operand): Rename ...
723 (high_io_address_operand): ... to this. Don't use 'mode' argument.
724 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
727 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
729 Revert change removing staticp.
731 2007-04-07 Anatoly Sokolov <aesok@post.ru>
734 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
737 2007-04-07 Bruce Korb <bkorb@gnu.org>
739 * c.opt: Add -Wformat-contains-nul.
740 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
742 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
743 the NUL byte warning.
745 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
747 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
749 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
751 * tree.c (staticp): No longer use staticp langhook.
752 * langhooks.c (lhd_staticp): Removed.
753 * langhooks.h (struct lang_hooks): Remove staticp.
754 * c-common.c (c_staticp): Remove.
755 * c-common.h (c_staticp): Ditto.
756 * langhooks-defs.h (lhd_staticp): Ditto.
757 (LHD_HOOKS_STATICP): Ditto
758 * tree.h (gcc_assert_lowered): New macro.
760 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
762 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
764 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
765 Add argument "reliable". Propagate it through calls.
766 (infer_loop_bounds_from_undefined): Derive number of iterations
767 estimates from references in blocks that do not dominate loop latch.
768 (gcov_type_to_double_int): New function.
769 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
770 and expected_loop_iterations_unbounded.
771 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
772 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
773 * tree-data-ref.c (estimated_loop_iterations): Export.
774 (get_references_in_stmt): Fix -- do not return addresses of local
776 * cfgloop.h (expected_loop_iterations_unbounded,
777 estimated_loop_iterations): Declare.
779 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
781 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
783 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
785 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
786 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
787 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
788 Use output_387_reg_move().
789 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
790 expander using X87MODEF12 mode macro.
791 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
792 choosing register preferences. Use output_387_reg_move().
793 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
794 instead of "x". Use output_387_reg_move().
795 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
796 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
797 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
798 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
799 Use output_387_reg_move().
800 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
802 (*truncxf?f_i387 splitter): Ditto.
804 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
806 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
807 LANG_HOOKS_SAFE_FROM_P.
808 * expr.c (safe_from_p): Remove langhook call.
809 * langhooks.h (lang_hooks): Remove safe_from_p.
810 (lhd_safe_from_p): Remove prototype.
811 * langhooks.c (lhd_safe_from_p): Remove.
813 2007-04-06 Jan Hubicka <jh@suse.cz>
815 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
818 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
820 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
821 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
822 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
823 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
825 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
826 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
828 2007-04-05 Richard Henderson <rth@redhat.com>
830 * config/alpha/alpha.c (print_operand) [+]: Remove.
831 (alpha_end_function): Print nop if call at end of function.
832 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
833 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
834 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
835 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
836 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
837 the call pattern. Update peepholes to match.
839 2007-04-05 Janis Johnson <janis187@us.ibm.com>
841 * doc/extend.texi (Other Builtins): Add decimal float variants
843 * builtins.def: Ditto.
844 * builtins.c (expand_builtin): Ditto.
846 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
847 H.J. Lu <hongjiu.lu@intel.com>
850 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
851 of V8HImode when calling ix86_binary_operator_ok.
852 (sse2_pmaddwd): Call ix86_binary_operator_ok.
853 (sdot_prodv8hi): Operands 1 and 2 must be register.
855 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
857 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
858 initialize align to silence bogus warning.
860 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
863 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
865 (struct sra_walk_fns): Remove use_all parameter from use.
866 (sra_hash_tree): Handle BIT_FIELD_REFs.
867 (sra_elt_hash): Don't hash bitfld blocks.
868 (sra_elt_eq): Skip them in parent compares as well. Handle
870 (sra_walk_expr): Don't maintain or pass down use_all_p.
871 (scan_use): Remove use_all parameter.
872 (scalarize_use): Likewise. Re-expand assignment to
873 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
874 output, and re-scalarize after output. Don't mark anything
876 (scalarize_ldst): Adjust.
877 (scalarize_walk_gimple_modify_statement): Likewise.
878 (build_element_name_1): Handle BIT_FIELD_REFs.
879 (instantiate_element): Don't warn for any element whose parent
881 (instantiate_missing_elements_1): Return the sra_elt.
882 (canon_type_for_field): New.
883 (try_instantiate_multiple_fields): New.
884 (instantiate_missing_elemnts): Use them.
885 (mark_no_warning): Removed.
886 (generate_one_element_ref): Handle BIT_FIELD_REFs.
887 (REPLDUP, sra_build_elt_assignment): New.
888 (generate_copy_inout): Use them.
889 (generate_element_copy): Likewise. Handle bitfld differences.
890 (generate_element_zero): Don't recurse for blocks. Use
891 sra_build_elt_assignment.
892 (generate_one_element_int): Take elt instead of var. Use
893 sra_build_elt_assignment.
894 (generate_element_init_1): Adjust.
895 (scalarize_use, scalarize_copy): Use REPLDUP.
896 (scalarize_ldst): Move assert before dereference.
897 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
899 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
901 * regmove.c: Fix unused variable warnings due to previous commit.
903 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
905 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
906 (regmove_bb_head): Remove.
907 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
908 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
909 problems with fixup_match_1.
910 Don't initialize/free regmove_bb_head.
912 (reg_is_remote_constant_p): If an insn is in the same basic block
913 but not before INSN, consider it remote, too.
915 2007-04-05 Anatoly Sokolov <aesok@post.ru>
918 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
919 DECL_ASSEMBLER_NAME, not the DECL_NAME.
921 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
923 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
924 (CONDITIONAL_REGISTER_USAGE): Likewise.
926 2007-04-04 Richard Henderson <rth@redhat.com>
928 * config/alpha/lib1funcs.asm: Remove unused file.
930 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
933 * opts.c (print_specific_help): Fix --help=<language>
935 (common_handle_option): Support --help=common.
937 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
940 * gcc.c (main): Do not run the linker if
941 print_subprocess_help indicates that it shouldn't be
944 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
947 * doc/invoke.texi (--help=): Document <languages> value, fix
948 formatting in tables of values.
950 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
952 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
953 dllimport attribute of virtual methods.
955 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
957 * config/score/crti.asm: Change _bss_start to __bss_start.
958 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
959 (OUTGOING_REG_PARM_STACK_SPACE) update.
960 * config/score/score.opt: add options to make backend support
961 score5, score5u, score7 and score7d.
962 * config/score/score.md: Likewise.
963 * config/score/misc.md: Likewise.
964 * config/score/mac.md: Likewise.
965 * doc/invoke.texi: Likewise.
966 * doc/md.texi: update constraints define.
968 2007-04-03 Richard Henderson <rth@redhat.com>
970 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
971 an appropriate type, use the mode instead.
973 2007-04-03 Richard Sandiford <richard@codesourcery.com>
975 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
976 Set the default --with-arch setting to mips2.
977 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
978 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
979 (MULTILIB_OSDIRNAMES): Delete.
980 (MULTILIB_DIRNAMES): Define.
981 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
982 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
983 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
984 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
985 VXWORKS_OS_CPP_BUILTINS.
986 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
987 (MIPS_DEBUGGING_INFO): Undefine.
988 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
990 2007-04-03 Jakub Jelinek <jakub@redhat.com>
993 * fold-const.c (native_encode_real): Encode real.c provided longs
994 as a series of 32-bit native integers.
995 (native_interpret_real): Interpret buffer as a series of 32-bit
998 2007-04-03 Richard Guenther <rguenther@suse.de>
1000 * genpreds.c (write_insn_constraint_len): Write function
1001 optimized for CONSTRAINT_LEN implementation.
1002 (write_tm_preds_h): Output insn_constraint_len inline and
1003 use it for CONSTRAINT_LEN.
1004 (write_insn_preds_c): Don't output insn_constraint_len.
1005 * doc/md.texi (define_register_constraint): Document multi-letter
1006 constraints shall have the same length if they start with the same
1009 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1012 * config/i386/i386.md (isinf<mode>2): Expand only when
1013 TARGET_C99_FUNCTIONS is set.
1015 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1017 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
1018 (x86_64-*-linux*): Ditto.
1019 * config/i386/i386.opt (mpc): New option.
1020 * config/i386/i386.c (overrride_options): Handle
1021 ix87_precision_string.
1022 * config/i386/crtprec.c: New file.
1023 * config/i386/t-crtpc: Ditto.
1024 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
1026 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
1027 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1028 crtprec32.o, crtprec64.o and crtprec80.o.
1030 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
1032 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
1034 2007-04-02 Eric Christopher <echristo@apple.com>
1036 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
1037 limitations on darwin.
1039 2007-04-02 Anatoly Sokolov <aesok@post.ru>
1042 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
1044 2007-04-02 Dave Korn <dave.korn@artimi.com>
1046 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
1048 2007-04-02 Dave Korn <dave.korn@artimi.com>
1050 * libgcc2.h (exception_descriptor): Don't forward-declare.
1051 (__get_eh_table_language, __get_eh_table_version): Delete
1052 prototypes of long-dead functions.
1054 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
1056 * ebitmap.h: New file
1057 * ebitmap.c: New file
1058 * Makefile.in (ebitmap.o): New target.
1060 2007-04-01 Jan Hubicka <jh@suse.cz>
1062 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
1063 before very first instruction.
1065 2007-04-01 Jan Hubicka <jh@suse.cz>
1067 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
1068 waring on 64bit hosts.
1069 * bitmap.h: Fix typo in bitmap_head_def.
1071 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
1073 PR rtl-optimization/31391
1074 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
1075 into a DELETED_LABEL note, and the label is in an empty basic
1076 block, update BB_END as well as BB_HEAD.
1078 2007-04-01 Richard Henderson <rth@redhat.com>
1080 PR tree-optimization/31169
1081 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
1082 to varying if the range is outside [0, prec-1].
1084 2007-04-01 Richard Sandiford <richard@codesourcery.com>
1087 * config/mips/mips.md (load_const_gp): New insn.
1088 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
1089 the MIPS16 GP pseudo register if no_new_pseudos.
1090 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
1092 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1095 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
1097 (call_value): Likewise.
1099 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
1100 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1103 * doc/invoke.texi: (optimization options): Reword description
1104 of -ffast-math. Document its primary purpose.
1106 2007-03-31 Richard Guenther <rguenther@suse.de>
1108 * omp-low.c (splay-tree.h): Include.
1109 (lookup_decl): Replace splay-tree usage by pointer-map.
1110 (maybe_lookup_decl): Likewise.
1111 (new_omp_context): Likewise.
1112 (delete_omp_context): Likewise.
1113 * gimplify.c (splay-tree.h): Include.
1114 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
1116 (remap_ssa_name): Likewise.
1117 (remap_decl): Likewise.
1118 (remap_type_1): Likewise.
1119 (remap_type): Likewise.
1120 (copy_body_r): Likewise.
1121 (expand_call_inline): Likewise.
1122 (clone_body): Likewise.
1123 (copy_tree_r): Likewise.
1124 (remap_save_expr): Likewise.
1125 (unsave_r): Likewise.
1126 (unsave_expr_now): Likewise.
1127 (tree_function_versioning): Likewise.
1128 (build_duplicate_type): Likewise.
1129 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
1130 (struct copy_body_data): Replace splay-tree by pointer-map.
1131 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
1132 not $(SPLAY_TREE_H).
1133 (gimplify.o): Depend on $(SPLAY_TREE_H).
1134 (omp-low.p): Likewise.
1136 2007-03-31 Anatoly Sokolov <aesok@post.ru>
1138 * config/avr/predicates.md (even_register_operand,
1139 odd_register_operand): New predicates.
1140 * config/avr/avr.md (movw peephole2): New.
1141 (movw_r peephole2): New.
1143 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
1145 * tree.h (get_signed_or_unsigned_type): New.
1146 * fold-const.c (operand_equal_for_comparison_p): Use
1147 get_signed_or_unsigned_type instead of
1148 lang_hooks.types.signed_or_unsigned_type.
1149 * expr.c (store_expr): Ditto.
1150 * langhooks.c (get_signed_or_unsigned_type): New.
1151 (lhd_signed_or_unsigned_type): New.
1152 * langhooks.h (lhd_signed_or_unsigned_type): New.
1153 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
1155 2007-03-30 Richard Henderson <rth@redhat.com>
1157 * tree-ssa-loop-ivopts.c: Include target.h.
1158 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
1159 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
1160 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
1161 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
1163 2007-03-30 Richard Henderson <rth@redhat.com>
1164 Kai Tietz <kai.tietz@onevision.com>
1166 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
1168 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
1169 (TARGET_64BIT_MS_ABI): New.
1170 (DBX_REGISTER_NUMBER): Handle 64-bit.
1171 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
1172 (LONG_TYPE_SIZE): Force to 32.
1173 (REG_PARM_STACK_SPACE): New.
1174 (OUTGOING_REG_PARM_STACK_SPACE): New.
1175 (REGPARM_MAX, SSE_REGPARM_MAX): New.
1176 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1177 (STACK_BOUNDARY): Use 128 for 64-bit.
1178 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
1179 Add 64-bit implementation.
1180 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
1182 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
1183 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
1184 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
1185 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
1186 (ix86_handle_cconv_attribute): Don't warn when ignoring if
1187 TARGET_64BIT_MS_ABI.
1188 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
1189 (ix86_pass_by_reference): Likewise.
1190 (ix86_function_value_regno_p): Likewise.
1191 (ix86_build_builtin_va_list): Likewise.
1192 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1193 (function_arg_advance_ms_64): New.
1194 (function_arg_advance): Call it.
1195 (function_arg_ms_64): New.
1196 (function_arg): Call it.
1197 (function_value_ms_64): New.
1198 (ix86_function_value_1): Call it.
1199 (return_in_memory_ms_64): New.
1200 (ix86_return_in_memory): Call it.
1201 (setup_incoming_varargs_ms_64): New.
1202 (ix86_setup_incoming_varargs): Call it.
1203 (ix86_expand_prologue): Handle 64-bit stack probing.
1204 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
1205 (output_pic_addr_const): Likewise.
1206 (x86_this_parameter): Likewise.
1207 (x86_output_mi_thunk): Likewise.
1208 (x86_function_profiler): Likewise.
1209 (TARGET_STRICT_ARGUMENT_NAMING): New.
1210 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
1211 (TARGET_64BIT_MS_ABI): New.
1212 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
1213 * config/i386/i386.md (allocate_stack_worker): Remove.
1214 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
1215 describe the clobber of eax without a match_scratch.
1216 (allocate_stack_worker_postreload): Remove.
1217 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
1218 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
1219 (allocate_stack_worker_rex64_postreload): Remove.
1220 (allocate_stack): Handle 64-bit.
1221 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
1222 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
1223 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
1224 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
1225 (STANDARD_STARTFILE_PREFIX_1): Likewise.
1226 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
1227 * config.build (x86_64-*-mingw*): New host.
1228 * config.host (x86_64-*-mingw*): New host.
1229 * config.gcc (x86_64-*-mingw*): New target.
1230 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
1232 2007-03-30 Richard Henderson <rth@redhat.com>
1233 Kai Tietz <kai.tietz@onevision.com>
1235 * c-pragma.c (struct def_pragma_macro_value): New.
1236 (struct def_pragma_macro): New.
1237 (pushed_macro_table): New.
1238 (dpm_hash, dpm_eq): New.
1239 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
1240 (init_pragma): Install them.
1241 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1243 2007-03-30 Anatoly Sokolov <aesok@post.ru>
1245 * config/avr/avr.c (avr_override_options): Clear
1246 'flag_delete_null_pointer_checks'.
1248 2007-03-30 Paolo Carlini <pcarlini@suse.de>
1251 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
1252 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
1253 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
1254 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
1255 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
1256 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
1257 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
1259 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
1261 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
1263 * regmove.c: Move all of pass_stack_adjustments from here...
1264 * combine-stack-adj.c: ...to this new file.
1265 * Makefile.in: Add rules for combine-stack-adj.o.
1267 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
1269 PR tree-optimization/31383
1270 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
1271 to have the same length.
1273 2007-03-30 Jan Hubicka <jh@suse.cz>
1276 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
1277 availablility; add more sanity checking; ask varpool only about
1280 2007-03-29 Richard Henderson <rth@redhat.com>
1282 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
1283 to decide, but __SIZEOF_LONG_LONG__.
1285 2007-03-29 Richard Henderson <rth@redhat.com>
1287 * emutls.c (struct __emutls_array): New.
1288 (emutls_destroy): Use it instead of casting element 0 from void*.
1289 (__emutls_get_address): Likewise.
1291 2007-03-29 Richard Henderson <rth@redhat.com>
1293 * varasm.c (initializer_constant_valid_p): Don't deny
1294 DECL_DLLIMPORT_P on functions.
1296 * config/i386/cygming.h: Remove function declarations.
1297 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
1298 (ASM_OUTPUT_LABELREF): Remove.
1299 (COMMON_ASM_OP): Remove.
1300 (ASM_OUTPUT_COMMON): Remove.
1301 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
1302 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
1303 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1304 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
1305 Rename from TARGET_ENCODE_SECTION_INFO.
1306 * config/i386/netware.h: Likewise.
1307 * config/i386/i386-protos.h: Update.
1308 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
1309 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
1310 (legitimate_constant_p): Reject dllimports.
1311 (dllimport_map, get_dllimport_decl): New.
1312 (legitimize_dllimport_symbol): New.
1313 (legitimize_address, ix86_expand_move): Use it.
1314 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
1315 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
1316 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
1317 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
1318 * config/i386/predicates.md (constant_call_address_operand): Only
1319 accept symbols; reject dllimport_p symbols.
1320 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
1321 i386_pe_maybe_record_exported_symbol.
1322 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
1323 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
1324 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
1325 trust the setting of DECL_DLLIMPORT_P.
1326 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
1327 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
1328 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
1329 tidy the argument scanning loop.
1330 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
1331 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
1332 (i386_pe_strip_name_encoding): Remove.
1333 (i386_pe_binds_local_p): New.
1334 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
1335 (i386_pe_output_labelref): Remove.
1336 (i386_pe_asm_output_aligned_decl_common): New.
1337 (i386_pe_maybe_record_exported_symbol): Rename from
1338 i386_pe_record_exported_symbol; check for dllexported symbols.
1340 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
1342 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
1343 add comment explaining why vsnprintf cannot be used.
1345 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
1347 PR tree-optimization/30666
1348 * tree.c (build_complex_type): When creating type names for DWARF2
1349 debug info, create TYPE_DECLs for TYPE_NAME instead of
1351 (build_common_tree_nodes_2): Use build_complex_type when building
1352 predefined complex types, to preserve canonical types.
1354 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
1356 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
1357 (noce_get_alt_condition): Look at it to determine whether to
1358 reverse the condition or not.
1359 (noce_get_condition): Substitute the truth for lies.
1360 (noce_find_if_block): Set the then_else_reversed field.
1362 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
1364 * config/fr30/fr30.md (movdi): Do not accept immediates as the
1365 destination of this insn.
1366 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
1367 than calling gen_rtx_SET directly. Use r0 to hold the value of
1368 'address + 4' rather than a stack based temporary which can be
1371 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1373 * config/s390/s390.c (s390_secondary_input_reload_class,
1374 s390_secondary_output_reload_class): Functions removed.
1375 (s390_secondary_reload): New function.
1376 (TARGET_SECONDARY_RELOAD): Target macro defined.
1377 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
1378 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
1379 * config/s390/s390.md ("reload_outti", "reload_outdi",
1380 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
1381 "reload_out<mode>"): Expanders removed.
1382 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
1383 "reload<mode>_nonoffmem_out"): Expanders added.
1385 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1387 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
1388 SRC->DEST replacement failed anyway.
1390 2007-03-28 Mike Stump <mrs@apple.com>
1392 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
1393 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
1394 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
1396 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1398 * config.gcc: Accept barcelona as a variant of amdfam10.
1399 * config/i386/i386.c (override_options): Likewise.
1400 * doc/invoke.texi: Likewise.
1402 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
1404 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
1405 offsets for BIT_FIELD_REF and COMPONENT_REF.
1407 2007-03-28 Richard Guenther <rguenther@suse.de>
1409 * tree.c (is_global_var): Move ...
1410 * tree-flow-inline.h (is_global_var): ... here.
1411 * tree.h (is_global_var): Remove declaration.
1413 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
1415 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
1417 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
1418 * config/i386/i386.c (ix86_tune_features): Initialize new
1420 * config/i386/predicates.md (promotable_binary_operator): Use
1421 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
1423 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
1426 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
1428 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
1430 * config/fr30/fr30.md (movsi_internal): Change destination
1431 constraint from m to V and add m to the end.
1433 2007-03-28 Christian Bruel <christian.bruel@st.com>
1435 * config/sh/sh.md (movsi_i): Fix type attribute.
1437 2007-03-28 Christian Bruel <christian.bruel@st.com>
1439 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
1440 (movsf_ie): Likewise.
1442 2007-03-28 Christian Bruel <christian.bruel@st.com>
1444 * config.gcc: Add sh4-300 to multilib.
1445 * config/sh/t-mlib-sh4-300: New file.
1447 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
1449 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
1450 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
1452 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
1453 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
1454 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
1455 "fixuns_trunctddi2"): Whitespace fix.
1457 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
1459 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
1460 the definition of struct sh_args.
1461 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
1462 CALL_COOKIE_INT_REG_GET): Likewise.
1464 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
1466 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
1467 transformations are applied successfully.
1469 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
1471 * tree.c (tree_contains_struct): Permit 512 tree codes.
1472 * tree.h (tree_contains_struct): Ditto.
1473 (MAX_TREE_CODES): Ditto.
1474 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
1475 SPARE member to store remaining padding bits.
1477 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1479 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
1482 2007-03-27 Janis Johnson <janis187@us.ibm.com>
1484 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
1485 * configure: Regenerate.
1487 * configure: Regenerate using the correct version of autoconf.
1489 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1491 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
1493 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
1494 regs to "__SP_L__" and "__SP_H__".
1496 2007-03-27 Richard Guenther <rguenther@suse.de>
1498 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
1499 computations with it with a HOST_WIDE_INT variable.
1501 2007-03-26 Mike Stump <mrs@apple.com>
1503 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
1504 objective-c-header, objective-c++-header and objc++-cpp-output
1506 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1508 2007-03-26 Richard Henderson <rth@redhat.com>
1511 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
1512 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
1513 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
1514 IX86_BUILTIN_PSRLQ128): New.
1515 (ix86_init_mmx_sse_builtins): Add them.
1516 (ix86_expand_builtin): Expand them.
1517 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
1518 operand 2 be TImode.
1519 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
1520 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
1521 _mm_srli_epi64): Mark __B const.
1522 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
1523 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
1524 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
1525 new two-vector shift builtins.
1527 2007-03-26 Ian Lance Taylor <iant@google.com>
1529 PR tree-optimization/31345
1530 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
1531 [+INF, +INF(OVF)] into VARYING.
1533 2007-03-26 Zack Weinberg <zackw@panix.com>
1535 * gengtype-parse.c: New file.
1536 * gengtype-yacc.y: Delete.
1537 * gengtype-lex.l: Don't include gengtype-yacc.h.
1538 Define YY_DECL and yyterminate appropriately for recursive
1539 descent parser. yylval is now a string out-parameter to yylex.
1540 (HWS, EOID): New shorthand.
1541 (IWORD): Add a couple more types.
1542 (yylex): Add a setup stanza. Remove the complex rules for
1543 detecting GTY'ed types and typedefs; replace with simple
1544 keyword detectors. Adjust everything for the changed
1545 definition of yylval. Ignore all pp-directives, not just #define.
1547 (parse_file): Rename yybegin; do not call yyparse.
1549 * gengtype.c (xasprintf): Export again.
1550 (this_file): New. Use everywhere __FILE__ was being used.
1551 (get_lang_bitmap): Special case types defined in gengtype.c.
1552 (do_typedef, new_structure): Suppress definition of certain types.
1553 (new_structure): Improve diagnostics of duplicate definitions.
1554 Make sure location_s is associated with input.h.
1555 (nreverse_pairs, define_location_structures): New functions.
1556 (main): Improve tagging of kludge types. Remove old kludges
1557 for input.h types; use define_location_structures.
1558 * gengtype.h: Update prototypes. Define token codes here.
1559 * Makefile.in: Remove all references to gengtype-yacc.
1560 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
1562 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
1563 add GTY((skip)) to the field that's only conditionally there.
1564 * doc/install.texi: Document that Bison is no longer required
1565 unless building treelang.
1567 * gengtype.c: Don't include gtyp-gen.h.
1568 (srcdir): Declare here.
1569 (base_files, lang_dir_names): Allocate dynamically.
1570 (gt_files, num_gt_files, num_lang_dirs): New globals.
1571 (measure_input_list, read_input_line, read_input_list)
1572 (set_lang_bitmap): New functions.
1573 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
1574 simplify, relying on read_input_list to set up the bitmaps.
1575 (main): Arguments are no longer unused. Check for correct number
1576 of command line arguments, set srcdir and srcdir_len, then call
1577 read_input_list, before doing anything else. No need to worry
1578 about duplicates in main loop.
1579 * configure.ac: Simplify the calculation of all_gtfiles.
1580 Put language tags in there. Don't set or substitute
1581 all_gtfiles_files_langs or all_gtfiles_files_frags.
1582 * Makefile.in: Revamp the way gengtype is invoked, now that it
1583 takes a file on its command line with a much simpler format.
1584 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
1585 (GTFILES): Remove duplicates and C source files.
1586 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
1587 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
1588 * configure: Regenerate.
1590 * gengtype.h: Remove all type definitions to gengtype.c; leave
1591 only definitions of options_p, type_p, and pair_p as opaque
1592 pointers. Update prototypes.
1593 * gengtype.c: Many type definitions moved here from gengtype.h.
1594 Consolidate type definitions at the top of the file.
1595 (xvasprintf): Delete.
1596 (xasprintf): Make static.
1597 (create_nested_pointer_option): Add 'next' parameter.
1598 (create_field_all, create_field_at): New functions.
1599 (create_field): Now a thin wrapper around create_field_all.
1600 (create_optional_field): Rename create_optional_field_ and add
1601 line argument. Original name is now a macro which supplies
1603 (oprintf): Use vsnprintf directly.
1604 (close_output_files): Use fatal rather than perror/exit.
1605 (note_def_vec, note_def_vec_alloc): Use create_field_at.
1606 (main): Set progname. Don't use exit.
1607 * gengtype-yacc.y (struct_fields): Use create_field_at.
1608 (option, optionseqopt): Delete.
1609 (optionseq): Consolidate productions from option here so we
1610 can use the first argument to create_option.
1612 * gengtype-lex.l: Distinguish unions from structures in the
1613 token type. Don't call find_structure; return the tag as a string.
1614 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
1615 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
1616 Reorganize typedef_struct production accordingly.
1617 Use create_nested_ptr_option.
1618 * gengtype.c (create_nested_ptr_option): New function.
1619 * gengtype.h: Declare it.
1621 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
1622 (string_type): Don't declare.
1623 (do_scalar_typedef): Declare.
1624 (create_scalar_type): Update prototype.
1625 * gengtype.c (string_type): Make static.
1626 (scalar_nonchar, scalar_char): New.
1627 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
1628 (resolve_typedef): Use scalar_nonchar for error recovery.
1629 (create_scalar_type): Remove name_len field. Return scalar_char
1630 or scalar_nonchar as appropriate.
1631 (adjust_field_type): Look at scalar_is_char boolean to decide whether
1633 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
1635 (main): Initialize scalar_char and scalar_nonchar before calling
1637 * gengtype-lex.l: Adjust for removal of second argument to
1638 create_scalar_type. Use yylval.s instead of yylval.t when
1640 * gengtype-yacc.y: Type of SCALAR is string. Call
1641 create_scalar_type from type:SCALAR rule. Adjust for removal of
1642 second argument to create_scalar_type.
1644 * vec.h: Remove all #if IN_GENGTYPE blocks.
1645 Add comment saying that changes may require adjustments to gengtype.
1646 * gengtype.c: Don't include coretypes.h or tm.h.
1647 Add comment to inclusion of errors.h.
1648 (note_def_vec, note_def_vec_alloc): New functions.
1649 * gengtype.h: Declare new functions.
1650 * gengtype-lex.l: Don't include coretypes.h.
1651 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
1653 (update_lineno): Remove unnecessary prototype.
1654 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
1655 (VEC rule): Just return VEC_TOKEN.
1656 * gengtype-yacc.y (VEC_TOKEN): New token type.
1657 (type): Add a production for VEC(a,b).
1658 * Makefile.in: Update dependencies.
1660 * gengtype-lex.l: Remove rules for parsing pointer-to-function
1661 typedefs that use the old PARAMS macro.
1663 * gengtype-lex.l: Remove all rules and states relating to yacc
1665 * gengtype-yacc.y: Similarly.
1666 * gengtype.c (note_yacc_type): Delete function.
1667 * gengtype.h: Update prototypes.
1669 2007-03-26 Joseph Myers <joseph@codesourcery.com>
1671 * tree-pretty-print.c (dump_generic_node): Report precision of
1672 unnamed integer types.
1674 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
1676 * ifcvt.c (noce_try_store_flag_constants): Don't check
1677 no_new_pseudos here.
1678 (noce_try_store_flag_constants): Don't check no_new_pseudos.
1679 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
1680 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
1681 noce_try_sign_mask): Likewise.
1682 (if_convert): Check no_new_pseudos here.
1684 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
1686 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
1687 (noce_get_condition): Handle new then_else_reversed argument.
1688 (noce_init_if_info): Remove, fold into noce_find_if_block.
1689 (noce_process_if_block): Take a struct noce_if_info as the
1690 argument. Don't set up one based on ce_if_info. Update pointer
1691 references accordingly.
1692 (cond_move_process_if_block): Likewise.
1693 (process_if_block): Removed.
1694 (find_if_block): Removed. Move functionality two new functions,
1695 noce_find_if_block and cond_exec_find_if_block.
1696 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
1697 blocks and the symmetric IF-ELSE-JOIN case.
1698 (cond_exec_find_if_block): Also new function mostly based on old
1699 find_if_block and process_if_block.
1700 (find_if_header): Replace find_if_block call with separately
1701 guarded calls to noce_find_if_block and cond_exec_find_if_block.
1702 (find_cond_trap): Update noce_get_condition call.
1703 (dead_or_predicable): Likewise.
1705 2007-03-26 Jakub Jelinek <jakub@redhat.com>
1707 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
1709 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
1710 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
1711 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
1712 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
1713 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
1714 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
1715 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
1716 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
1717 __builtin_ia32_psrad128 builtins.
1719 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
1721 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
1722 * config/i386/constraints.md
1723 (define_constraint "I"): Use IN_RANGE macro.
1724 (define_constraint "J"): Ditto.
1725 (define_constraint "K"): Ditto.
1726 (define_constraint "M"): Ditto.
1727 (define_constraint "N"): Ditto.
1728 (define_constraint "O"): Ditto.
1729 * config/i386/predicates.md
1730 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
1731 (define_predicate "const_0_to_3_operand"): Ditto.
1732 (define_predicate "const_0_to_7_operand"): Ditto.
1733 (define_predicate "const_0_to_15_operand"): Ditto.
1734 (define_predicate "const_0_to_63_operand"): Ditto.
1735 (define_predicate "const_0_to_255_operand"): Ditto.
1736 (define_predicate "const_1_to_31_operand"): Ditto.
1737 (define_predicate "const_2_to_3_operand"): Ditto.
1738 (define_predicate "const_4_to_7_operand"): Ditto.
1740 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1742 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
1743 in SImode for save_world.
1744 * config/rs6000/altivec.md (save_world, restore_world): Convert to
1747 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
1749 PR tree-optimization/30784
1750 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
1753 2007-03-25 Revital Eres <eres@il.ibm.com>
1755 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
1756 Fold movement_possibility function into it.
1758 2007-03-25 David Edelsohn <edelsohn@gnu.org>
1760 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
1761 (load_macho_picbase_{si,di}): Convert to LR hard reg.
1762 (call_indirect_nonlocal_darwin64): Same.
1763 (call_nonlocal_darwin64): Same.
1764 (call_value_indirect_nonlocal_darwin64): Same.
1765 (call_value_nonlocal_darwin64): Same.
1766 (sibcall_nonlocal_darwin64): Same.
1767 (sibcall_value_nonlocal_darwin64): Same.
1768 (sibcall_symbolic_64): Same.
1769 (sibcall_value_symbolic_64): Same.
1770 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
1772 (rs6000_emit_load_toc_table): Same.
1773 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
1774 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
1780 (load_toc_v4_pic_si): Same
1781 (load_toc_v4_PIC_1): Same.
1782 (load_toc_v4_PIC_1b): Same.
1783 (call_indirect_aix{32,64}): Same.
1784 (call_value_indirect_aix{32,64}): Same.
1787 (call_local{32,64}): Same.
1788 (call_value_local{32,64}): Same.
1789 (call_indirect_nonlocal_aix{32,64}): Same.
1790 (call_nonlocal_aix{32,64}): Same.
1791 (call_value_indirect_nonlocal_aix{32,64}): Same.
1792 (call_value_nonlocal_aix{32,64}): Same.
1793 (call_indirect_nonlocal_sysv<mode>): Same.
1794 (call_nonlocal_sysv<mode>): Same.
1795 (call_value_indirect_nonlocal_sysv<mode>): Same.
1796 (call_value_nonlocal_sysv<mode>): Same.
1798 (sibcall_local{32,64}): Same.
1799 (sibcall_value_local{32,64}): Same.
1800 (sibcall_nonlocal_aix{32,64}): Same.
1801 (sibcall_value_nonlocal_aix{32,64}): Same.
1802 (sibcall_nonlocal_sysv<mode>): Same.
1803 (sibcall_value): Same.
1804 (sibcall_value_nonlocal_sysv<mode>): Same.
1806 2007-03-24 Paul Brook <paul@codesourcery.com>
1808 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
1809 * config/arm/linux-eabi.h: Remove legacy syscall hack.
1811 2007-03-24 Richard Henderson <rth@redhat.com>
1813 * config/ia64/constraints.md: New file.
1814 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
1815 satisfies_constraint_?.
1816 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
1817 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
1818 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
1819 ia64_output_mi_thunk): Likewise.
1820 (ia64_const_ok_for_letter_p): Remove.
1821 (ia64_const_double_ok_for_letter_p): Remove.
1822 (ia64_extra_constraint): Remove.
1823 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
1824 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
1825 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
1826 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
1827 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
1828 EXTRA_MEMORY_CONSTRAINT): Remove.
1829 * config/ia64/ia64.md: Include constriants.md. Replace
1830 CONST_OK_FOR_? with satisfies_constraint_?.
1832 2007-03-23 Michael Meissner <michael.meissner@amd.com>
1833 H.J. Lu <hongjiu.lu@intel.com>
1835 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
1837 (name macros): Use DPD_BID_NAME to convert names properly.
1839 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
1840 decimal floating point format.
1841 (init_floating_libfuncs): Change decimal functions so that they
1842 have a "bid_" prefix if the decimal system uses the BID format,
1843 and "dpd_" prefix if the decimal system uses the DPD format.
1844 (init_interclass_conv_libfuncs): Ditto.
1845 (init_intraclass_conv_libfuncs): Ditto.
1847 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1848 using the BID format.
1850 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1851 whether we are using the BID decimal format.
1852 * configure: Regenerate.
1854 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1855 the compiler has decimal floating point enabled. Define
1856 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1859 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
1860 using the BID format.
1862 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
1863 whether we are using the BID decimal format.
1864 * configure: Regenerate.
1866 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
1867 the compiler has decimal floating point enabled. Define
1868 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
1871 * doc/install.texi (--enable-decimal-float): Document BID and DPD
1872 options, and that it is enabled for i386/x86_64 systems.
1874 * Makefile.in (enable_decimal_float): New.
1876 (DECNUMINC): Add -I$(DECNUMFMT).
1877 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
1878 to $(DECNUMFMT) from $(DECNUM).
1880 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
1881 Substitute enable_decimal_float.
1882 * configure: Regenerated.
1885 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
1888 * configure.ac: Enable decimal float for x86_64-*-linux*.
1889 * configure: Regenerated.
1892 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
1893 decimal128ClearSign to flip and clear the sign bit in decimal128.
1894 (decimal_real_maxval): Set decimal128SetSign to set the sign
1897 2007-03-23 Ian Lance Taylor <iant@google.com>
1899 * fold-const.c (fold_binary): Correct warning for X - c >= X.
1901 2007-03-23 Ian Lance Taylor <iant@google.com>
1903 * tree-dump.c (dump_files): Correct comment.
1905 2007-03-23 Ian Lance Taylor <iant@google.com>
1907 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
1909 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
1911 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
1912 in cfglayout mode. Don't go into and out of cfglayout mode.
1913 Link the blocks in the order of the constructed traces.
1914 (rest_of_handle_tracer): Adjust call to tracer.
1915 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
1916 Don't go into cfglayout mode.
1917 (rtl_loop_done): Don't go out of cfglayout mode.
1918 * cfglayout.c (relink_block_chain): New function, split out from...
1919 (fixup_reorder_chain): ...here. Remove redundant checking.
1920 (cfg_layout_finalize): Don't clear the header, footer, and aux
1921 fields here, move the code to do so to relink_block_chain. Likewise
1922 for free_original_copy_tables.
1923 * rtl.h (tracer): Update prototype.
1924 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
1925 Assert we are in cfglayout mode. Don't go into and out of cfglayout
1926 mode. Use relink_block_chain to serialize the CFG according to the
1927 new basic block order. Move targetm.cannot_modify_jumps_p check from
1929 (gate_handle_reorder_blocks): ...to here.
1930 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
1932 (gate_duplicate_computed_gotos): ...to here.
1933 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
1934 something always changes when going into and out of cfglayout mode.
1935 Perform an expensive cfg cleanup while going into cfglayout mode.
1936 Always update liveness information on HAVE_conditional_execution
1937 targets. Reserialize the basic blocks and go out of cfglayout mode.
1938 * reg-stack.c: Include cfglayout.h.
1939 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
1940 the call to reorder_basic_blocks.
1941 * basic-block.h (reorder_basic_blocks): Update prototype.
1942 (relink_block_chain): New prototype.
1943 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
1945 2007-03-23 Joseph Myers <joseph@codesourcery.com>
1947 * config/mips/mips.md (type, hazard, *movdi_32bit,
1948 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
1949 *movhi_internal, *movqi_internal, *movsf_hardfloat,
1950 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
1951 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
1952 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
1954 (movcc): Change first xfer to multi.
1955 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
1956 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
1957 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
1958 config/mips/generic.md: Change reservations using "xfer" to use
1960 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
1961 using match_operand.
1962 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
1963 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
1965 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
1967 2007-03-22 Richard Henderson <rth@redhat.com>
1969 * config/i386/i386.c: Remove unnecessary function declarations.
1970 Move targetm definition, and all related macros, to the end of
1971 the file. Resort some functions to put definitions before uses.
1972 (ix86_attribute_table): Make static. Move to end of file.
1973 (ix86_gimplify_va_arg): Make static.
1975 2007-03-22 Richard Henderson <rth@redhat.com>
1977 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
1978 don't increase local_regparm with force_align_arg_pointer check.
1979 (ix86_function_sseregparm): Assert 32-bit.
1980 (type_has_variadic_args_p): New.
1981 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
1982 type_has_variadic_args_p.
1983 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
1984 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
1985 use memset instead. Do maybe_vaarg check first; skip attribute
1986 tests if true; skip attribute tests for 64-bit.
1987 (construct_container): Remove TARGET_DEBUG_ARG.
1988 (function_arg_advance_32, function_arg_advance_64): Split out ...
1989 (function_arg_advance): ... from here.
1990 (function_arg_32, function_arg_64): Split out ...
1991 (function_arg): ... from here.
1992 (ix86_pass_by_reference): Tidy.
1993 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
1994 (function_value_32): New, from parts of ix86_function_value
1995 and ix86_value_regno.
1996 (function_value_64): New, from parts of ix86_function_value
1997 and ix86_libcall_value.
1998 (ix86_function_value_1): New.
1999 (ix86_function_value, ix86_libcall_value): Use it.
2000 (return_in_memory_32, return_in_memory_64): Split out ...
2001 (ix86_return_in_memory): ... from here.
2002 (ix86_struct_value_rtx): Skip for 64-bit.
2003 (ix86_libcall_value, ix86_value_regno): Remove.
2004 (setup_incoming_varargs_64): Split out ...
2005 (ix86_setup_incoming_varargs): ... from here.
2006 (ix86_va_start): Remove TARGET_DEBUG_ARG.
2007 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
2008 * config/i386/i386-protos.h (ix86_function_value): Remove.
2009 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
2011 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2014 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
2015 infinities not supported, otherwise emit warning if -Woverflow. On
2016 underflow, emit warning if -Woverflow.
2017 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
2019 * real.h (real_from_string): Update declaration
2021 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
2022 Richard Henderson <rth@redhat.com>
2024 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
2025 * calls.c (compute_argument_block_size, expand_call,
2026 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
2027 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
2028 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
2029 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
2030 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
2031 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
2032 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
2033 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
2036 2007-03-22 Joseph Myers <joseph@codesourcery.com>
2038 * c-incpath.c (add_sysroot_to_chain): New.
2039 (merge_include_chains): Add sysroot argument. Call
2040 add_sysroot_to_chain if sysrooted.
2041 (register_include_chains): Update call to merge_include_chains.
2042 * doc/cppopts.texi: Document use of '=' in include directory
2045 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
2047 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
2048 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
2049 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
2050 insn pattern using X87MODEF12 mode macro.
2052 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
2054 * regmove.c (regmove_optimize): Use reg_mentioned_p
2055 instead of reg_overlap_mentioned_p for DST.
2057 2007-03-21 Mike Stump <mrs@apple.com>
2059 * c.opt: Fixup for Objective-C/C++.
2061 2007-03-21 Steve Ellcey <sje@cup.hp.com>
2063 * explow.c (convert_memory_address): Fold memory reference when
2064 POINTERS_EXTEND_UNSIGNED < 0
2066 2007-03-21 Richard Henderson <rth@redhat.com>
2069 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
2070 * config/i386/mmintrin.h (__m64): Likewise.
2071 * config/i386/xmmintrin.h (__m128): Likewise.
2073 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2075 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
2076 (VXWORKS_OS_CPP_BUILTINS): Define.
2077 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
2078 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
2080 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2082 * rtl.h (constant_pool_reference_p): Delete.
2083 (find_constant_src): Declare.
2084 * rtlanal.c (find_constant_src): New function.
2085 * simplify-rtx.c (constant_pool_reference_p): Delete.
2086 * config/i386/i386.md: Use find_constant_src instead of
2087 constant_pool_reference_p/avoid_constant_pool_reference pairs.
2089 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2091 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
2092 * c-cppbuiltin.c (c_cpp_builtins): Define them.
2094 2007-03-20 Mark Mitchell <mark@codesourcery.com>
2096 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
2097 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
2098 (arm_elf_asm_constructor): Use it.
2099 (arm_elf_asm_destructor): New function.
2101 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
2103 * jump.c (mark_jump_label): Treat SEQUENCE specially.
2105 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
2107 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
2109 2007-03-19 Andrew Haley <aph@redhat.com>
2111 PR tree-optimization/31264
2112 * tree-vrp.c (register_edge_assert_for_1): Don't look though
2115 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
2117 PR rtl-optimization/30907
2118 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
2119 (fwprop_init): Always call loop_optimizer_initialize.
2120 (fwprop_done): Always call loop_optimizer_finalize.
2121 (fwprop): We always have loop info now.
2122 (gate_fwprop_addr): Remove.
2123 (pass_fwprop_addr): Use gate_fwprop as gate.
2125 PR rtl-optimization/30841
2126 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
2127 df_chain_alloc): Call df_reorganize_refs unconditionally.
2128 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
2129 refs_organized to refs_organized_size.
2130 (df_ref_create_structure): Use refs_organized_size instead of
2131 bitmap_size if refs had been organized, and keep refs_organized_size
2133 * df.h (struct df_ref_info): Change refs_organized to
2134 refs_organized_size.
2135 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
2138 2007-03-19 Mark Mitchell <mark@codesourcery.com>
2140 * except.c (output_function_exception_table): Do not reference the
2141 EH personality routine for functions that do not require an
2144 2007-03-20 Jakub Jelinek <jakub@redhat.com>
2147 * c-typeck.c (convert_for_assignment): Call comptypes for
2148 RECORD_TYPE or UNION_TYPE.
2151 * reload1.c (reload): Do invalid ASM checking after
2152 cleanup_subreg_operands.
2154 2007-03-19 Jeff Law <law@redhat.com>
2156 * tree-cfg.c (find_taken_edge): Tighten conditions for
2157 optimizing computed gotos.
2159 2007-03-19 Michael Matz <matz@suse.de>
2161 * builtins.c (expand_builtin_sync_operation,
2162 expand_builtin_compare_and_swap,
2163 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
2166 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
2167 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
2170 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2172 * doc/tm.texi: Add brackets around the return type of
2173 TARGET_SECONDARY_RELOAD.
2175 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2176 Richard Guenther <rguenther@suse.de>
2178 PR tree-optimization/31254
2179 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
2180 Use handled_component_p () where appropriate. Continue
2181 propagating into the rhs if we propagated into an INDIRECT_REF
2184 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2186 * config/s390/s390.md (op_type attribute): RRR instruction type added.
2187 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
2188 (xde, xdee): Mode attributes adjusted to support DFP modes.
2189 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
2190 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
2191 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
2192 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
2193 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
2194 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2195 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
2197 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
2198 "movsf"): Insn definitions removed.
2199 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
2200 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
2201 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
2203 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
2204 "reload_in<mode>", "reload_out<mode>"): Expander added.
2205 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
2208 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2210 * config/s390/s390.md: Only non-functional changes. Renamed
2211 FPR mode macro to BFP all over the file.
2213 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2215 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
2216 (op_type attribute): RRF instruction type added.
2217 (fT0): New mode attribute.
2218 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2219 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
2220 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
2221 no secondary memory is needed when moving DFmode values between GPRs
2224 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2226 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
2227 inverted and documentation adjusted.
2228 ("mhard-dfp", "msoft-dfp"): New options.
2229 * config/s390/s390.c (s390_handle_arch_option): New architecture
2231 (override_options): Sanity checks for the new options added.
2232 * config.gcc: New architecture switch: z9-ec.
2233 * config/s390/s390.h (processor_flags): PF_DFP added.
2234 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
2235 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
2236 when the bit is NOT set so remove it from the defaults.
2238 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2240 * genemit.c (main): Print include statement for dfp.h.
2241 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
2244 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2246 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
2248 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
2251 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
2254 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2256 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
2257 attr_length_call, output_call, output_indirect_call): Cleanup
2258 formatting of targetm calls.
2260 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2262 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2264 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2266 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
2267 reservation, bypass and anti-bypass descriptions for these instructions.
2268 Update move patterns.
2269 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
2272 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
2274 * tree-vect-transform.c (get_initial_def_for_induction): Replace
2275 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
2276 (get_initial_def_for_reduction): Likewise.
2278 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
2280 Fix PR tree-optimization/29922
2281 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
2282 (get_representative): Removed.
2283 (value_dies_in_block_x): Update for rvuse removal.
2284 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
2285 (compute_antic_aux): Handle when PHI nodes appear in
2286 non-single-successors.
2287 (dump_bitmap_of_names): Removed.
2288 (compute_antic_safe): Renamed and removed rvuse calculation.
2289 Calculate only antic safe.
2290 (insert_into_preds_of_block): Remove assert.
2291 (execute_pre): Update for renamed functions.
2292 (defer_or_phi_translate_block): New function.
2294 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2296 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
2297 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
2299 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
2300 Follow spelling conventions.
2302 * tree-data-ref.h: Remove the prototype for analyze_array.
2304 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
2306 PR tree-optimization/31041
2307 * tree-vect-transform.c (get_initial_def_for_induction): Call
2308 force_gimple_operand.
2310 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
2312 * ipa-type-escape.c (look_for_casts) : Revert code to use
2313 handled_component_p due to ada test a-numaux.adb.
2315 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2317 * final.c (final_scan_insn): Alter the condition of a
2318 conditional trap if we have nonstandard CC.
2320 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2322 * configure.ac: Remove excess quoting from asm line 0 test.
2323 * configure: Rebuilt.
2325 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2327 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
2328 * c-common.c (convert_and_check): Move warning logic to...
2329 (warnings_for_convert_and_check): ...here. Define.
2330 * c-common.h (warnings_for_convert_and_check): Declare.
2332 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2334 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
2335 (output_call): Likewise.
2337 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2339 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
2341 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2343 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
2345 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
2347 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
2348 opteron, athlon-64 and athlon-fx processor_alias_table entries.
2350 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
2352 PR tree-optimization/31183
2353 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2354 Use double_int instead of unsigned int for representing access_strides.
2355 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
2357 2007-03-16 Richard Guenther <rguenther@suse.de>
2359 PR tree-optimization/31146
2360 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
2361 to allow recursion of forward_propagate_addr_expr.
2362 (forward_propagate_addr_into_variable_array_index): Likewise.
2363 (forward_propagate_addr_expr): Likewise.
2364 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2365 (forward_propagate_addr_expr_1): Recurse on simple copies
2366 instead of propagating into them. Do so for useless conversions
2368 (forward_propagate_addr_expr): Clean up unused statements after
2371 2007-03-16 Richard Guenther <rguenther@suse.de>
2373 * builtins.c (expand_builtin_cexpi): Use the right argument
2374 for the expansion via cexp.
2376 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2378 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
2379 * configure: Rebuilt.
2381 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2384 * dwarf2out.c (force_type_die): Adjust comment.
2385 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
2387 2007-03-15 DJ Delorie <dj@redhat.com>
2389 * config/frv/predicates.md (minmax_operator): Don't check operands
2392 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2394 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
2395 Update constant estimates of number of iterations.
2396 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
2397 argument renamed to "realistic".
2398 (compute_estimated_nb_iterations): Removed.
2399 (record_niter_bound): New function.
2400 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
2401 call record_nonwrapping_iv with upper = false.
2402 (infer_loop_bounds_from_signedness): Pass upper argument to
2403 record_nonwrapping_iv.
2404 (estimate_numbers_of_iterations_loop): Do not call
2405 compute_estimated_nb_iterations. Record estimate based on profile
2406 information. Initialize the constant estimates of number of
2408 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
2410 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
2411 number of iterations is too small.
2412 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
2413 (EST_NOT_AVAILABLE): Removed.
2414 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
2415 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
2418 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2420 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
2421 Handle NE_EXPR guards.
2423 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2426 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
2427 Set also -pedantic-errors by default for the preprocessor unless
2428 -fpermissive is given.
2430 2007-03-15 Richard Guenther <rguenther@suse.de>
2434 * builtins.c (expand_builtin_cexpi): As a fallback if we
2435 don't have builtins for sincos or cexp create a function
2436 declaration for cexp and expand to a call to that.
2437 (expand_builtin_int_roundingfn): Always fall
2438 back to floor/ceil and its variants even if they may be
2441 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
2444 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
2445 jump tables, move the call to delete_dead_jumptables from here...
2446 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
2447 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
2448 don't allow merging of blocks that try_redirect_by_replacing_jump
2449 also does not handle when not optimizing.
2451 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2452 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2454 * config/i386/i386.md (x86_sahf_1): Correctly handle
2457 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2460 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
2461 x86_64_general_operand as operand[2] predicate. Remove "iF"
2462 from operand constraints and use "e" constraint instead.
2463 (*subti3_1, *subti3_1 splitter): Ditto.
2464 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
2465 operand[1] predicate.
2467 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
2469 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
2470 arrays, multiply the access strides by the size of the sub-array.
2471 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
2473 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2475 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
2476 the configured assembler supports the sahf mnemonic.
2477 * configure: Regenerate.
2478 * config.in: Regenerate.
2480 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
2481 emit "sahf" or ".byte\t0x9e" as asm template.
2483 2007-03-14 Michael Meissner <michael.meissner@amd.com>
2486 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
2487 option to replace hard coded TARGET_xxx in md file.
2488 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
2489 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2490 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
2491 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
2492 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
2493 (X86_TUNE_NOT_VECTORMODE): Ditto.
2494 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
2495 (TUNE_AVOID_VECTOR_DECODE): Ditto.
2496 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2497 (TUNE_SLOW_IMUL_IMM8): Ditto.
2498 (TUNE_MOVE_M1_VIA_OR): Ditto.
2499 (TUNE_NOT_UNPAIRABLE): Ditto.
2500 (TUNE_NOT_VECTORMODE): Ditto.
2502 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
2505 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
2506 tuning options instead of hard coded TARGET_xxx.
2507 (fix ssemode peephole2's): Ditto.
2508 (imul peephole2's): Ditto.
2510 (movdi_or_rex64): Ditto.
2511 (move peephole2): Ditto.
2512 (not peephole2's): Ditto.
2514 2007-03-14 Dirk Mueller <dmueller@suse.de>
2516 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
2517 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
2518 * c-parser.c (c_parser_if_body): Always add an empty statement in case
2520 * c-parser.c (c_parser_do_statement): Warn about empty body in
2522 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
2523 * doc/invoke.texi (-Wempty-body): Update documentation.
2525 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2528 * c-common.h (warn_for_div_by_zero): Declare.
2529 * c-common.c (warn_for_div_by_zero): Define.
2530 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
2533 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2535 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
2536 to PREFIX and STANDARD_PREFIX.
2538 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2539 Phil Edwards <phil@codesourcery.com>
2541 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
2542 (__gthread_once_t): Remove busy field for RTPs.
2543 (__GTHREAD_ONCE_INIT): Update accordingly.
2545 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2547 * doc/invoke.texi: Document VxWorks options.
2549 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2551 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
2553 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
2555 PR tree-optimization/30590
2556 * tree-nrv.c (tree_nrv): Check for the partial update of the
2559 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2561 * flags.h (flag_random_seed): Remove declaration, in favor of...
2562 * toplev.h (get_random_seed, set_random_seed): ... these.
2563 * tree.c (get_file_function_name): Use the former.
2564 * opts.c (common_handle_option): Use the latter.
2567 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
2570 * cse.c (cse_find_path): Do not bail out if a basic block that
2571 we already visited now becomes part of a path that starts at a
2572 different basic block. Just disallow this, to make sure we
2573 visit each basic block at most once.
2575 2007-03-13 Jan Hubicka <jh@suse.cz>
2577 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
2578 when profile esitmate is present, calls with very low frequency are
2581 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
2583 PR tree-optimization/30730
2584 PR tree-optimization/26900
2585 * tree-ssa-loop-niter.c: Include gmp.h.
2587 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
2588 split_to_var_and_offset, determine_value_range,
2589 bound_difference_of_offsetted_base, refine_bounds_using_guard,
2590 bound_difference, bounds_add, bounds_negate,
2591 number_of_iterations_ne_max, dump_affine_iv): New functions.
2592 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2593 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
2594 difference of initial and final value of control iv to validate
2596 (number_of_iterations_cond): Add loop parameter. Determine bounds
2597 on the difference of the extremes of the control iv. Add dumps.
2598 (expand_simple_operations): Handle phi nodes.
2599 (simplify_using_initial_conditions): Do not record used conditions.
2600 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
2601 Do not set additional_info.
2602 (implies_nonnegative_p, implies_ge_p): Removed.
2603 (derive_constant_upper_bound): Do not use parameter `additional'.
2604 (record_estimate): Parameter `additional' removed. Parameter
2605 `i_bound' added. Do not call derive_constant_upper_bound.
2606 (record_nonwrapping_iv): Use derive_constant_upper_bound to
2607 bound the number of iterations estimate.
2608 (estimate_numbers_of_iterations_loop): Pass the estimate from
2609 the number of iterations analysis to record_estimate.
2610 * tree.h (multiple_of_p): Declare.
2611 * tree-scalar-evolution.c (expression_expensive_p): Removed.
2612 (scev_const_prop): Do not check expression_expensive_p.
2613 * fold-const.c (multiple_of_p): Exported.
2614 * double-int.c (double_int_mask): Exported.
2615 * double-int.h (double_int_mask): Declare.
2616 * tree-flow.h (struct tree_niter_desc): Removed additional_info
2617 field. Added max field.
2619 2007-03-13 David Taylor <taylor@candd.org>
2622 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
2625 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2628 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
2629 two unamed patterns.
2631 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
2633 * config/i386/i386.opt (mcx16, msahf): New options.
2634 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
2635 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
2637 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
2638 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
2639 Output -mcx16 and -msahf options when corresponding bit is set.
2641 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
2644 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2646 * configure.ac: Test for assembler tolerance to # 0 "".
2647 * configure, config.in: Rebuilt.
2648 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
2650 2007-03-13 Geoffrey Keating <geoffk@apple.com>
2652 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
2654 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
2655 (handle_syscall): Handle direct system calls.
2656 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
2658 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2660 * doc/invoke.texi: Fix cpp.info cross-reference.
2661 * doc/passes.texi: Fix gcc.info cross-reference.
2663 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
2665 PR tree-optimization/30835
2666 * lambda-code.c (can_convert_to_perfect_nest): Check whether
2667 bb_for_stmt is not NULL before accessing it.
2669 2007-03-12 Joseph Myers <joseph@codesourcery.com>
2671 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
2674 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
2677 * doc/install.texi: Document --enable-stage1-languages
2679 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
2681 * tree-pass.h (pass_into_cfg_layout_mode,
2682 pass_outof_cfg_layout_mode): Declare.
2683 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
2684 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
2685 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
2686 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
2688 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
2690 * c-decl.c (warn_variable_length_array): New function.
2691 Refactored from grokdeclarator to handle warn_vla
2692 and handle unnamed array case.
2693 (grokdeclarator): Refactored VLA warning case.
2694 * c.opt (Wvla): New flag.
2695 * doc/invoke.texi (Wvla): New warning.
2697 2007-03-12 Richard Henderson <rth@redhat.com>
2699 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
2700 (TARGET_SECTION_TYPE_FLAGS): New.
2702 2007-03-12 Richard Henderson <rth@redhat.com>
2704 * config/darwin.c (machopic_reloc_rw_mask): New.
2705 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
2706 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
2708 2007-03-12 Mark Mitchell <mark@codesourcery.com>
2710 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
2711 * cppdefault.h (cpp_PREFIX): Document.
2712 (cpp_PREFIX_len): Likewise.
2713 (cpp_EXEC_PREFIX): New variable.
2714 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
2715 * c-incpath.c (add_standard_paths): Correct logic for relocating
2716 paths within prefix.
2718 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
2720 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
2721 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
2723 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
2724 fix_truncdfdi_sse using SSEMODEF mode macro.
2725 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
2726 fix_truncdfsi_sse using SSEMODEF mode macro.
2727 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
2728 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
2730 2007-03-12 Richard Sandiford <richard@codesourcery.com>
2732 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
2735 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
2737 * tree.h : Add multiple_of_p declaration.
2738 * fold-const.c (multiple_of_p): Make multiple_of_p public.
2739 * ipa-type-escape.c (results_of_malloc): Redundant.
2740 (visited_stmts): New. Visited stmt for walk_use_def_chains.
2741 (cast_type): Extended with new members.
2742 (check_cast): Returns cast_type.
2743 (cast): New structure for data of walk_use_def_chains.
2744 (is_malloc_result, is_cast_from_non_pointer_1,
2745 is_cast_from_non_pointer,
2746 is_array_access_through_pointer_and_index): New functions.
2747 (look_for_casts): Returns cast types.
2748 (check_call): Returns void.
2749 (okay_pointer_operation): Use support of pointer plus index,
2750 pointer plus constant and allow all multiplications.
2752 2007-03-11 Richard Guenther <rguenther@suse.de>
2754 PR tree-optimization/31115
2755 * tree-vrp.c (extract_range_from_binary_expr): Make sure
2756 the shift count is positive and non-anti-range for RSHIFT_EXPR.
2757 A shift count of zero is not special as with *_DIV_EXPR.
2758 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
2761 2007-03-11 Ian Lance Taylor <iant@google.com>
2763 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
2764 the *_DIV_EXPR codes correctly with overflow infinities.
2766 2007-03-11 Ira Rosen <irar@il.ibm.com>
2768 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
2769 indicate success/failure of the analysis. Add negation to subtrahend
2770 in case of subtraction. Fail if both operands contain constants.
2771 (create_data_ref): Fail if analyze_offset fails.
2773 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
2775 * config/i386/i386.md (frndintxf2): Rename to ...
2776 (rintxf2): ... this. Remove expander having same name.
2777 (rintsf2, rintdf2): Implement using SSEMODEF macro.
2778 (roundsf2, rounddf2): Ditto.
2779 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
2780 (lround<mode>di2, lround<mode>si2): Ditto.
2782 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
2784 * lower-subreg.c: Include except.h.
2785 (decompose_multiword_subregs): Verify that the only control flow
2786 insns we can split are loads to multi-words pseudos.
2787 Handle breaking such blocks after splitting, instead of calling
2788 find_many_sub_basic_blocks.
2790 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
2791 on the new basic block. Add a lengthy comment explaining why we
2792 thought this was necessary.
2793 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
2795 2007-03-10 Mark Mitchell <mark@codesourcery.com>
2798 * tree.c (walk_type_fields): Recurse into the element type of
2799 ARRAY_TYPEs if there is a pointer set.
2801 2007-03-10 Dirk Mueller <dmueller@suse.de>
2803 * c-common.c (warn_logical_operator): Fix condition.
2805 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
2807 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
2809 * config/darwin.c (machopic_select_section): Remove superfluous
2810 argument in call to categorize_decl_for_section. Remove unused
2813 2007-03-10 Joseph Myers <joseph@codesourcery.com>
2815 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
2817 * configure: Regenerate.
2819 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
2822 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
2823 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
2824 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
2825 Add LABEL_NUSES to emitted label.
2826 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
2827 branch probability value to emitted jump insn.
2828 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
2829 Do not check life information and do not re-arrange input operands
2830 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
2832 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2834 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
2835 the change of decode_asm_operands.
2837 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
2839 * mode-switching.c (create_pre_exit): Skip blockage insn.
2841 2007-03-09 Diego Novillo <dnovillo@redhat.com>
2843 * tree-pass.h (TODO_update_smt_usage): Remove.
2845 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2849 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2851 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
2852 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
2853 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
2856 2007-03-09 Geoffrey Keating <geoffk@apple.com>
2858 * gcc.c: Document %{, in big comment at top.
2859 (input_suffix_matches): Remove special handling for .s and
2861 (input_spec_matches): New.
2862 (handle_braces): Handle %{,.
2863 (validate_switches): ',' indicates a value which is not a switch.
2864 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
2865 to detect assembler input.
2866 * config/i386/sol2.h (CPP_SPEC): Likewise.
2867 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
2868 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2869 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
2870 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2871 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
2872 -m64 causes deployment target to default to 10.5.
2873 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2875 2007-03-09 Richard Henderson <rth@redhat.com>
2878 * target.h (targetm.asm.out.reloc_rw_mask): New.
2879 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
2880 (TARGET_ASM_OUT): Use it.
2881 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
2882 * varasm.c (categorize_decl_for_section): Remove shlib argument;
2883 use the new reloc_rw_mask target hook instead.
2884 (default_section_type_flags_1): Merge into...
2885 (default_section_type_flags): ... here.
2886 (decl_readonly_section_1): Merge into...
2887 (decl_readonly_section): ... here.
2888 (default_elf_select_section_1): Merge into...
2889 (default_elf_select_section): ... here.
2890 (default_unique_section_1): Merge into...
2891 (default_unique_section): ... here.
2892 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
2893 (default_select_rtx_section): Use it.
2894 (default_elf_select_rtx_section): Likewise.
2895 * output.h: Update to match.
2896 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
2897 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
2898 (TARGET_ASM_RELOC_RW_MASK): New.
2899 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
2900 to categorize_decl_for_section.
2901 (x86_64_elf_unique_section): Likewise.
2902 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
2903 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
2904 (TARGET_ASM_RELOC_RW_MASK): New.
2905 * config/ia64/ia64.c (ia64_rwreloc_select_section,
2906 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
2907 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
2908 (TARGET_RWRELOC): Remove.
2909 (ia64_section_type_flags): Adjust call to default_section_type_flags.
2910 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2911 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
2912 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
2913 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
2914 (rs6000_xcoff_select_section): Use decl_readonly_section.
2915 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
2916 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
2917 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
2918 (TARGET_SECTION_TYPE_FLAGS): Remove.
2919 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
2921 2007-03-09 Roger Sayle <roger@eyesopen.com>
2923 * fold-const.c (fold_comparison): Remove compile-time evaluation of
2924 complex constant equality/inequality comparisons for here.
2925 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
2926 known at compile-time or can be simplified to a scalar comparison.
2927 (fold_relational_const): Move compile-time evaluation of complex
2928 constant equality/inequality comparisons to here.
2930 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
2932 PR rtl-optimization/30643
2933 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
2935 (fold_rtx): Recurse, like before 2006-11-03.
2937 2007-03-09 DJ Delorie <dj@redhat.com>
2939 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
2942 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
2944 PR tree-optimization/30375
2945 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
2946 LHS of statements is not the same.
2947 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
2949 2007-03-09 Chao-ying Fu <fu@mips.com>
2951 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
2953 * doc/invoke.texi (-mdspr2): Document new option.
2954 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
2955 New unspec for DSP REV 2.
2956 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
2957 these instructions are extended in DSP REV 2.
2958 (mips-dspr2.md): Include.
2959 * config/mips/mips.opt (mdspr2): New option.
2960 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
2961 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
2962 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
2963 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
2964 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
2965 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
2966 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
2968 (bdesc_map): Add one field of unsupported_target_flags.
2969 (bdesc_arrays): Update entries to have extra fields. Add
2971 (mips_init_builtins): Initialize new function types.
2972 Check unsupported_target_fileds to filter out builtins.
2973 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
2975 (ASM_SPEC): Pass mdspr2 to the assembler.
2976 * config/mips/mips-dspr2.md: New file.
2978 2007-03-09 Sa Liu <saliu@de.ibm.com>
2980 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
2982 2007-03-09 Ian Lance Taylor <iant@google.com>
2984 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
2985 argument) like -Wstrict-overflow=2.
2986 * doc/invoke.texi (Warning Options): Update documentation.
2988 2007-03-09 Dirk Mueller <dmueller@suse.de>
2991 * doc/invoke.texi (-Wlogical-op): Document.
2992 * common.opt (-Wlogical-op): New.
2993 * c-common.h (warn_logical_operator): Declare.
2994 * c-common.c (warn_logical_operator): Define.
2995 * c-typeck.c (parser_build_binary_op): Call
2996 warn_logical_operator.
2998 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3000 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
3001 * final.c (final_scan_insn): Test for non-"" file name.
3003 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
3005 * doc/loop.texi: Document the Omega linear constraints solver.
3006 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
3007 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
3008 omega-hash-table-size, omega-max-keys, and
3009 omega-eliminate-redundant-constraints.
3010 * tree-pass.h (pass_check_data_deps): Declared.
3013 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
3014 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
3015 pass_check_data_deps): New.
3016 * tree-data-ref.c (init_data_ref): Remove declaration.
3017 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
3018 (analyze_array): Renamed init_array_ref, move up initializations.
3019 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
3020 Removed arguments that are set to NULL.
3021 (analyze_indirect_ref): Correct indentation, correct call to
3023 (object_analysis): Call init_array_ref instead of analyze_array.
3024 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
3025 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
3026 of DR_ACCESS_FNS_ADDR.
3027 (init_omega_eq_with_af, omega_extract_distance_vectors,
3028 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
3029 ddr_consistent_p): New.
3030 (compute_affine_dependence): Check consistency of ddrs when
3031 flag_check_data_deps is passed.
3032 (analyze_all_data_dependences): Uncomment.
3033 (tree_check_data_deps): New.
3034 * tree-data-ref.h: Include omega.h.
3035 (DR_ACCESS_FNS_ADDR): Removed.
3036 (data_dependence_relation): Add inner_loop.
3037 (DDR_INNER_LOOP): New.
3038 * common.opt (fcheck-data-deps): New.
3039 * tree-flow.h (tree_check_data_deps): Declare.
3040 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
3041 (OBJS-common): Depend on omega.o.
3043 * passes.c (pass_check_data_deps): Scheduled.
3044 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
3045 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
3046 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
3047 PARAM_VECT_MAX_VERSION_CHECKS,
3048 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
3050 2007-03-09 Richard Guenther <rguenther@suse.de>
3052 PR tree-optimization/30904
3054 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
3055 the same way as *_DIV_EXPR.
3057 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3059 * recog.c (decode_asm_operands): No mixed declarations and code.
3061 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3063 * rtl.def (ASM_INPUT): Add location.
3064 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
3065 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
3066 (decode_asm_operands): Add loc operand.
3067 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
3068 * stmt.c (expand_asm): Rename to...
3069 (expand_asm_loc): ... this. Add locus argument. Pass it on to
3070 gen_rtx_ASM_INPUT_loc.
3071 (expand_asm_expr): Adjust.
3072 * recog.c (decode_asm_operands): Add loc operand.
3073 (check_asm_operands, extract_insn): Adjust.
3074 * reload1.c (maybe_fix_stack_asms): Likewise.
3075 * final.c (asm_insn_count): Likewise.
3076 (final_scan_insn): Output # line before and after asm.
3078 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
3080 * tree-ssa-structalias.c (variable_info): Remove
3082 (new_var_info): Ditto.
3083 (shared_bitmap_info_t): New structure.
3084 (shared_bitmap_table): New variable.
3085 (shared_bitmap_hash): New function.
3086 (shared_bitmap_eq): Ditto
3087 (shared_bitmap_lookup): Ditto.
3088 (shared_bitmap_add): Ditto.
3089 (merge_smts_into): Change to take bitmap directly.
3090 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
3091 (init_alias_vars): Init shared bitmap hashtable.
3092 (delete_points_to_sets): Delete shared bitmap hashtable.
3093 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
3094 is_aliased removal as a change that was still necessary was
3097 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
3099 * config/i386/i386.h (override_options): Conditionally disable
3100 x86_sahf for 64bit targets only.
3102 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3105 * c-decl.c (merge_decls): Don't call make_var_volatile.
3106 * varasm.c (make_var_volatile): Remove.
3107 * output.h (make_var_volatile): Remove.
3109 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
3111 PR tree-optimization/31085
3112 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
3114 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3116 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
3117 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
3118 ATTR_CONST_NOTHROW_LIST.
3120 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3123 2007-03-08 Diego Novillo <dnovillo@redhat.com>
3125 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
3127 2007-03-08 Geoffrey Keating <geoffk@apple.com>
3130 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
3132 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
3133 passed, use shared libgcc.
3135 2007-03-08 Roger Sayle <roger@eyesopen.com>
3137 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
3138 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3139 (honor_protect_cleanup_actions, lower_try_finally_switch):
3141 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
3142 ifc_temp_var): Likewise.
3143 * tree-inline.c (setup_one_parameter): Likewise.
3144 * tree-mudflap.c (mf_decl_cache_locals,
3145 mf_build_check_statement_for): Likewise.
3146 * tree-nested.c (init_tmp_var, save_tmp_var,
3147 finalize_nesting_tree_1): Likewise.
3148 * tree-outof-ssa.c (insert_copy_on_edge,
3149 insert_backedge_copies): Likewise.
3150 * tree-profile.c (tree_gen_edge_profiler,
3151 tree_gen_ic_profiler): Likewise.
3152 * tree-scalar-evolution.c (scev_const_prop): Likewise.
3153 * tree-sra.c (sra_build_assignment): Likewise.
3154 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
3155 * tree-ssa-math-opts.c (insert_reciprocals,
3156 execute_cse_sincos_1): Likewise.
3157 * tree-tailcall.c (adjust_accumulator_values,
3158 adjust_return_value): Likewise.
3159 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
3160 * tree-vect-transform.c (vect_create_data_ref_ptr,
3161 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
3162 vect_create_epilog_for_reduction, vectorizable_reduction,
3163 vectorizable_call, vectorizable_conversion,
3164 vectorizable_assignment, vectorizable_operation,
3165 vectorizable_type_demotion, vect_gen_widened_results_half,
3166 vect_permute_store_chain, vectorizable_store,
3167 vect_setup_realignment, vect_permute_load_chain,
3168 vectorizable_load, vectorizable_condition,
3169 vect_create_cond_for_align_checks): Likewise.
3170 * tree-vrp.c (build_assert_expr_for): Likewise.
3172 2007-03-08 Ian Lance Taylor <iant@google.com>
3174 * tree-vrp.c: Include "intl.h".
3175 (usable_range_p): New static function.
3176 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
3177 overflowed values, juts set *strict_overflow_p.
3178 (compare_values): Only return -2 if one of the operands is not a
3180 (compare_ranges): Call usable_range_p.
3181 (compare_range_with_value): Likewise.
3182 (vrp_evaluate_conditional_warnv): Rename from
3183 vrp_evaluate_conditional. Make static. Change all callers.
3184 (vrp_evaluate_conditional): New function.
3185 (simplify_div_or_mod_using_ranges): Issue warning about reliance
3187 (simplify_abs_using_ranges): Likewise.
3188 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
3189 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
3190 within_stmt parameter.
3191 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3192 vrp_evaluate_conditional.
3193 * tree-ssa-threadedge.c
3194 (record_temporary_equivalences_from_stmts_at_dest): Change
3195 simplify parameter to take a second tree parameter.
3196 (simplify_control_stmt_condition): Likewise.
3197 (thread_across_edge): Likewise.
3198 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3199 (thread_across_edge): Likewise.
3200 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
3202 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
3204 * config/i386/i386.h (TARGET_SAHF): New define.
3205 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
3206 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
3207 (x86_sahf): New global variable.
3208 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
3209 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
3210 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
3211 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
3213 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
3214 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
3215 when expanding fcomi/sahf based tests.
3216 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
3217 expanding sahf based alternative. Emit sahf based sequence when
3218 optimizing for code size.
3219 * config/i386/i386.md (x86_sahf_1): Do not disable for
3220 TARGET_64BIT, enable for TARGET_SAHF.
3222 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
3224 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
3225 spurious whitespace from error message.
3227 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
3230 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
3232 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
3234 * c-decl.c (grokdeclarator): Disable warnings for anonymous
3236 * tree-sra.c (instantiate_element): Propagate disabled warnings
3237 from the element itself to the created variable.
3239 2007-03-07 Richard Henderson <rth@redhat.com>
3242 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
3243 silently fix up the stack in the case of a missing register.
3245 2007-03-07 Paul Brook <paul@codesourcery.com>
3247 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
3249 2007-03-07 Joseph Myers <joseph@codesourcery.com>
3251 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
3253 (phase1_vrs): Use them.
3254 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
3255 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
3256 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
3257 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
3258 __gnu_Unwind_Restore_WMMXC if required.
3259 (_Unwind_VRS_Pop): Implement iWMMXt support.
3260 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
3261 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
3262 gnu_Unwind_Save_WMMXC): Define.
3264 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3266 * config/vxworks.h (vxworks_override_options): Declare.
3267 (VXWORKS_OVERRIDE_OPTIONS): Use it.
3268 * config/vxworks.c: Include target.h and toplev.h.
3269 (vxworks_override_options): New function.
3270 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
3272 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
3274 * config/s390/s390.c (override_options): Don't emit an error when
3275 -mstack-size is used without providing -mstack-guard.
3276 (s390_emit_prologue): Choose stack_guard value automatically if not
3277 provided via command line.
3278 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
3280 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3282 * config/i386/i386.c (output_set_got): Add a GOT initialization
3283 sequence for VxWorks PIC.
3284 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
3285 around labels as well as symbols. Use gotoff_operand instead
3286 of local_symbolic_operand.
3287 (legitimize_pic_address): Use gotoff_operand instead of
3288 local_symbolic_operand. Use @GOT accesses for labels as
3290 (ix86_output_addr_diff_elt): Use PC-relative rather than
3291 GP-relative offsets for VxWorks PIC.
3292 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
3293 no_new_pseudos. Check whether the returned register is op0.
3294 * config/i386/i386.md (tablejump): Use PC-relative rather than
3295 GP-relative offsets for VxWorks PIC.
3296 * config/i386/predicates.md (gotoff_operand): New predicate.
3298 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3300 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
3302 * config/vxworks-dummy.h: New file.
3303 * config/i386/i386.h: Include it.
3305 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
3307 * dwarf2out.c (is_inlined_entry_point): New
3308 (add_high_low_attributes): Emit DW_AT_entry_pc along with
3309 DW_AT_ranges if the first subblock is the entry point.
3311 2007-03-06 David Daney <ddaney@avtrex.com>
3313 * doc/install.texi (mips-*-*): Change recommended binutils
3316 2007-03-06 Anatoly Sokolov <aesok@post.ru>
3318 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
3319 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
3321 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3322 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3324 2007-03-06 Jan Hubicka <jh@suse.cz>
3326 * errors.h (warning, error, fatal, internal_error): Mark as cold.
3327 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
3329 (probably_cold_bb_p): Cold functions are cold.
3330 (probably_never_executed_bb_p): Cold functions are cold.
3331 (tree_bb_level_predictions): Predict calls to cold functions as not
3333 (compute_function_frequency): Check hot/cold attributes.
3334 * function.h (function_frequency): Update comments.
3335 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
3336 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
3337 (c_common_att): Add cold and hot.
3339 * doc/extend.texi (hot,cold attributes): Document.
3341 2007-03-06 Andrew Haley <aph@redhat.com>
3343 * function.c (expand_function_end): Move blockage to just after we
3344 emit the label for the naked return from the function.
3346 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3348 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
3351 2007-03-06 Jan Hubicka <jh@suse.cz>
3353 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
3354 loaded for constant large models. Non-large 64bit PIC can do.
3355 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
3356 * cmodel.h: Add LARGE PIC.
3357 * i386.md (UNSPEC_PLTOFF): New.
3358 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
3360 (*call_1_rex64): Disable for large models.
3361 (*call_1_rex64_large): New.
3362 (*call_value_1_rex64): Disable for large models.
3363 (*call_value_1_rex64_large): New.
3364 (set_rip_rex4): New.
3365 (set_got_offset_rex64): New.
3366 * predicates.md (constant_call_address_operand): For large model
3367 constant calls are not possible.
3368 * i386-protos.h (construct_plt_address): Declare.
3369 * i386.c (override_options): Accept large models.
3370 (ix86_expand_prologue): Expand large PIC GOT pointer load.
3371 (legitimate_constant_p): Add new UNSPECs.
3372 (legitimate_pic_operand_p): Likewise.
3373 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
3374 (legitimize_pic_address): Do easy RIP relative way for TLS only for
3376 (output_pic_addr_const): Add PLTOFF.
3377 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
3378 (ix86_expand_move): Legitimize pic address when in PIC mode.
3379 (construct_plt_address): New function.
3380 (ix86_expand_call): Offload the address to register and use GOT pointer
3382 * invoke.texi (mcmodel=large): Update documentation.
3384 2007-03-06 Richard Henderson <rth@redhat.com>
3386 * config/i386/i386.c (x86_use_leave, x86_push_memory,
3387 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
3388 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
3389 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
3390 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
3391 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
3392 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
3393 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
3394 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
3395 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
3396 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3397 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
3398 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3399 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3400 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
3401 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
3402 x86_schedule, x86_use_bt, x86_pad_returns,
3403 x86_use_xchgb): Merge into ...
3404 (ix86_tune_features): ... here. New array.
3405 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3406 x86_bswap): Merge into ...
3407 (ix86_arch_features): ... here. New array.
3408 (x86_3dnow_a): Remove.
3409 (x86_accumulate_outgoing_args): Make static.
3410 (x86_arch_always_fancy_math_387): Make static.
3411 (ix86_tune_mask, ix86_arch_mask): Move ...
3412 (override_options): ... to local variables here. Apply the
3413 appropriate mask to each element of ix86_arch_features and
3414 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
3415 as were done in the old macros.
3416 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
3417 * config/i386/i386.h (x86_use_leave, x86_push_memory,
3418 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
3419 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
3420 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
3421 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
3422 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
3423 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
3424 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
3425 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
3426 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
3427 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3428 x86_accumulate_outgoing_args, x86_prologue_using_move,
3429 x86_epilogue_using_move, x86_decompose_lea,
3430 x86_arch_always_fancy_math_387, x86_shift1,
3431 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3432 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3433 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
3434 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3435 x86_use_incdec, x86_pad_returns, x86_bswap,
3436 x86_partial_flag_reg_stall): Remove.
3437 (enum ix86_tune_indices): New.
3438 (ix86_tune_features): New.
3439 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
3440 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
3441 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
3442 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
3443 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
3444 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
3445 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
3446 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
3447 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
3448 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
3449 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
3450 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
3451 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
3452 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
3453 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
3454 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
3455 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
3456 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
3457 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
3458 TARGET_EXT_80387_CONSTANTS): Use it.
3459 (enum ix86_arch_indices): New.
3460 (ix86_arch_features): New.
3461 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
3462 TARGET_BSWAP): Use it.
3463 (ix86_tune_mask, ix86_arch_mask): Remove.
3465 2007-03-06 Joseph Myers <joseph@codesourcery.com>
3468 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
3469 Define using $${sysroot_headers_suffix}.
3470 * configure: Regenerate.
3471 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
3472 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
3474 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
3475 * gcc.c (print_sysroot_headers_suffix): New.
3476 (option_map): Include --print-sysroot-headers-suffix.
3477 (display_help): Mention -print-sysroot-headers-suffix.
3478 (process_command): Handle -print-sysroot-headers-suffix.
3479 (do_spec_1): Append multilib directory to include-fixed path if
3480 sysroot suffixes in use.
3481 (main): Handle -print-sysroot-headers-suffix.
3482 * Makefile.in (start.encap): Don't depend on xlimits.h
3483 (xlimits.h): Remove.
3484 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
3485 limits.h for each multilib in fixinc_list.
3486 (fixinc_list, s-fixinc_list): New.
3487 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
3488 generate them for each multilib in fixinc_list.
3489 (stmp-fixproto): Use include-fixed. Run fixproto for each
3490 multilib in fixinc_list.
3491 (mostlyclean): Don't remove xlimits.h.
3492 (clean): Remove include-fixed.
3493 (real-install-headers-tar, real-install-headers-cpio,
3494 real-install-headers-cp): Don't copy include, only include-fixed.
3495 (install-mkheaders): Depend on fixinc_list. Don't depend on
3496 xlimits.h. Save limits.h files for each multilib in fixinc_list.
3497 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
3498 SYSTEM_HEADER_DIR setting in mkheaders.conf.
3500 2007-03-06 Jan Hubicka <jh@suse.cz>
3502 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
3505 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3507 * configure.ac: Allow tm_file to contain build-directory files.
3508 * configure: Regenerate.
3509 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
3510 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
3511 * config/m68k/print-sysroot-suffix.sh: New file.
3513 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3515 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
3516 of pic_offset_table_rtx if reload_completed.
3517 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
3518 PIC_OFFSET_TABLE_REGNUM.
3519 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
3521 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
3522 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
3524 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3526 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3527 functions that call eh_return.
3529 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3531 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3532 functions that need a constant pool.
3534 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3537 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
3538 (m68k_preferred_reload_class): Likewise.
3539 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
3540 (SECONDARY_RELOAD_CLASS): Define.
3541 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
3542 (LIMIT_RELOAD_CLASS): Delete.
3543 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
3544 registers from storing bytes.
3545 (m68k_secondary_reload_class): New function.
3546 (m68k_preferred_reload_class): Likewise.
3548 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3550 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
3552 (m68k_expand_prologue): Likewise.
3554 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3556 * config/m68k/m68k-protos.h (output_sibcall): Declare.
3557 (mips_expand_epilogue): Add a bool parameter.
3558 (m68k_legitimize_sibcall_address): Declare.
3559 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
3560 (m68k_expand_epilogue): Add a parameter to select between sibling
3561 and normal epilogues. Only generate a return for the latter.
3562 (m68k_ok_for_sibcall_p): New function.
3563 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
3564 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
3565 (sibcall_value, *sibcall_value): Likewise.
3566 (*call, *call_value): Require !SIBLING_CALL_P.
3567 (epilogue): Update call to m68k_expand_epilogue.
3568 (sibcall_epilogue): New pattern.
3569 * config/m68k/predicates.md (const_call_operand): Say that this
3570 predicate applies to sibling calls too.
3571 (sibcall_operand): New predicate.
3573 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3575 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
3576 alternatives as movsi_cf.
3577 (movsf_cf_hard): Add commentary.
3579 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
3580 Richard Sandiford <richard@codesourcery.com>
3582 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
3583 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
3584 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
3585 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
3586 as being live on exit from an interrupt function.
3587 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
3588 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
3589 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
3590 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
3591 (m68k_interrupt_function_p): Globalize.
3592 (m68k_compute_frame_layout): Remove reverse mask code.
3593 (m68k_emit_movem, m68k_set_frame_related): New functions.
3594 (m68k_output_function_prologue): Delete in favor of...
3595 (m68k_expand_prologue): ...this new function.
3596 (m68k_output_function_epilogue): Delete in favor of...
3597 (m68k_expand_epilogue): ...this new function.
3598 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
3600 (print_operand): Handle %?.
3601 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
3602 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
3603 (prologue, epilogue): New patterns.
3604 (return): Turn into a define_expand.
3605 (*return): New pattern, derived from old "return" pattern. Use rte
3606 rather than rts for interrupt functions. Only use rtd if the pop
3608 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
3609 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
3610 (link, *link, unlink, *unlink, load_got): Likewise.
3612 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3616 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
3617 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
3618 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
3619 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
3620 and m68k_matches_u_p.
3621 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
3622 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
3623 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
3624 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
3625 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
3626 (REG_STRICT_P): New macro.
3627 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
3628 PCREL_GENERAL_OPERAND_OK.
3629 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
3630 m68k_legitimate_base_reg_p.
3631 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
3632 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
3633 (PIC_CASE_VECTOR_ADDRESS): Update comment.
3634 * config/m68k/m68k.c (m68k_address): New structure.
3635 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
3636 (m68k_decompose_index, m68k_legitimate_constant_address_p)
3637 (m68k_jump_table_ref_p, m68k_decompose_address)
3638 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
3639 (m68k_matches_u_p): New functions.
3640 (print_operand_address): Rewrite to use m68k_decompose_index.
3642 2007-03-05 David Taylor <dtaylor@emc.com>
3644 * gcc.c: Correct copyright date in --version output.
3646 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3648 * pa.md: In unamed move patterns, disparge copies between general
3649 and floating point registers using '?' modifier. Don't include 'f'
3650 constraint for register preferences in DImode, SImode, HImode and
3651 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
3652 Remove constraints for copies between general and floating registers
3653 in soft-float DFmode pattern.
3654 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
3658 2007-03-05 Mike Stump <mrs@apple.com>
3660 * c-common.c (targetcm): Add.
3661 * c-opts.c (c_common_handle_option): Handle language specific
3663 * opts.c (handle_option): Verify language for target options, if
3665 * opth-gen.awk: Add CL_LANG_ALL.
3666 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
3667 (TARGETCM_INITIALIZER): Add.
3668 * target.h (struct gcc_targetcm): Add.
3670 * targhooks.c (default_handle_c_option): Add.
3671 * targhooks.h (default_handle_c_option): Add.
3672 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
3674 * config/darwin.opt (iframework): Add.
3675 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
3676 * config/darwin-c.c (handle_c_option): Add.
3677 (TARGET_HANDLE_C_OPTION): Add.
3679 * doc/invoke.texi (Darwin Options): Add -iframework.
3681 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3683 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
3686 2007-03-05 Ian Lance Taylor <iant@google.com>
3688 * c.opt (fgnu89-inline): New option.
3689 * c-opts.c (c_common_post_options): Set default value for
3691 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
3692 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
3694 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
3695 (grokdeclarator, start_function): Likewise.
3696 * c-cppbuiltin.c (c_cpp_builtins): Define either
3697 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
3698 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
3699 (C Dialect Options): Document -fgnu89-inline.
3700 * doc/extend.texi (Function Attributes): Explain what the
3701 gnu_inline attribute does.
3702 * doc/cpp.texi (Common Predefined Macros): Document
3703 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
3705 2007-03-05 Ian Lance Taylor <iant@google.com>
3707 PR tree-optimization/31034
3708 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
3709 half-range if the other side is an overflow infinity.
3711 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
3713 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
3714 (bfin*-linux-uclibc*): New configuration.
3715 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
3717 * config/bfin/linux.h: New file.
3718 * config/bfin/libgcc-bfin.ver: New file.
3719 * config/bfin/t-bfin-uclinux: New file.
3720 * config/bfin/t-bfin-linux: New file.
3721 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
3722 (TARGET_OS_CPP_BUILTINS): New macro.
3724 2007-03-05 Richard Guenther <rguenther@suse.de>
3726 * fold-const.c (fold_binary): Remove duplicate folding
3727 of comparison of non-null ADDR_EXPR against null.
3729 2007-03-05 Richard Guenther <rguenther@suse.de>
3730 Dorit Nuzman <dorit@il.ibm.com>
3732 PR tree-optimization/26420
3733 * tree-vectorizer.c (vectorize_loops): Bail out early if there
3734 are no loops in the function. Only print the number of
3735 vectorized loops if it is greater than zero or we are supposed
3736 to print information about unvectorized loops.
3738 2007-03-05 Revital Eres <eres@il.ibm.com>
3740 * gcc.dg/var-expand1.c: New test.
3741 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
3742 when an accumulator is expanded.
3744 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3747 * c-common.c (convert_and_check): Don't give warnings for
3748 conversion if 'expr' already overflowed.
3750 2007-03-04 Roger Sayle <roger@eyesopen.com>
3753 * fold-const.c (fold_comparison): Enforce type consistency when
3754 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
3756 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
3758 * tree-ssa-address.c (create_mem_ref): Do not put an expression
3759 containing a cast to the base of TARGET_MEM_REF.
3761 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
3763 * tree.c (tree_contains_struct_check_failed): Remove spurious
3764 whitespace from error message.
3766 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3769 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
3770 instead of precision.
3772 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
3773 Nathan Sidwell <nathan@codesourcery.com>
3775 * emit-rtl.c (find_auto_inc): New.
3776 (try_split): recreate REG_INC notes,
3777 Use regular for loops rather than whiles.
3779 2007-03-03 Andreas Schwab <schwab@suse.de>
3781 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
3782 * configure: Regenerate.
3784 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3786 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
3787 flag_rounding_math, not flag_unsafe_math_optimizations.
3789 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
3791 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
3792 alpha_fold_vector_minmax): Likewise.
3793 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3794 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
3796 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3798 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
3799 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
3800 if the lhs has side-effects.
3801 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
3803 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3805 * config/i386/i386.h (TUNEMASK): Remove define.
3806 (ARCHMASK): Remove define.
3807 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
3808 Use ix86_arch_mask variable instead of ARCHMASK.
3809 * config/i386/i386.c (override_options): Ditto.
3810 (standard_80387_constant_p): Ditto.
3812 2007-03-02 Ian Lance Taylor <iant@google.com>
3814 Used signed infinities in VRP.
3815 * tree-vrp.c (uses_overflow_infinity): New static function.
3816 (supports_overflow_infinity): New static function.
3817 (make_overflow_infinity): New static function.
3818 (negative_overflow_infinity): New static function.
3819 (positive_overflow_infinity): New static function.
3820 (is_negative_overflow_infinity): New static function.
3821 (is_positive_overflow_infinity): New static function.
3822 (is_overflow_infinity): New static function.
3823 (overflow_infinity_range_p): New static function.
3824 (compare_values_warnv): New function split out of compare_values.
3825 (compare_value): Call it.
3826 (set_value_range_to_nonnegative): Add overflow_infinity
3827 parameter. Change caller.
3828 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
3830 (vrp_expr_computes_nonzero): Likewise.
3831 (compare_ranges, compare_range_with_value): Likewise.
3832 (compare_name_with_value, compare_names): Likewise.
3833 (vrp_evaluate_conditional): Likewise.
3834 (set_value_range): Handle infinity
3835 (vrp_operand_equal_p, operand_less_p): Likewise.
3836 (extract_range_from_assert): Likewise.
3837 (vrp_int_const_binop): Likewise.
3838 (extract_range_from_binary_expr): Likewise.
3839 (extract_range_from_unary_expr): Likewise.
3840 (extract_range_from_comparison): Likewise.
3841 (extract_range_from_expr): Likewise.
3842 (dump_value_range): Likewise.
3843 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
3844 (test_for_singularity): Likewise.
3845 (vrp_int_const_binop): Remove inline qualifier.
3846 (adjust_range_with_scev): Add comment.
3847 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3849 2007-03-02 Diego Novillo <dnovillo@redhat.com>
3851 * tree-ssa-structalias.c (could_have_pointers): Tidy.
3852 (get_constraint_for): Likewise.
3853 (do_structure_copy): Likewise.
3854 (find_func_aliases): Fix references to MODIFY_EXPR.
3855 (intra_create_variable_infos): Tidy.
3856 * tree-ssa-operands.c (add_virtual_operand): Add argument
3858 When adding members of alias sets, if IS_CALL_SITE is true and
3859 the symbol is not call-clobbered, skip it.
3862 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
3864 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
3865 entry by means of emit_insn_at_entry.
3867 2007-03-02 Richard Henderson <rth@redhat.com>
3869 * expr.h (promoted_input_arg): Remove decl.
3870 * function.c (promoted_input_arg): Merge into ...
3871 * combine.c (setup_incoming_promotions): ... only caller.
3872 Rearrange to avoid double loop.
3874 2007-03-02 Ben Elliston <bje@au.ibm.com>
3875 Peter Bergner <bergner@vnet.ibm.com>
3876 Janis Johnson <janis187@us.ibm.com>
3878 * config/rs6000/dfp.md: New file.
3879 * config/rs6000/rs6000.md: Include dfp.md.
3880 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
3881 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
3882 and TDmode decimal float modes in FP registers.
3883 (num_insns_constant): Likewise.
3884 (rs6000_legitimate_offset_address_p): Likewise.
3885 (rs6000_legitimize_address): Likewise.
3886 (rs6000_legitimize_reload_address): Likewise.
3887 (rs6000_legitimate_address): Likewise.
3888 (rs6000_emit_move): Likewise.
3889 (function_arg_boundary): Likewise.
3890 (function_arg_advance): Likewise.
3891 (rs6000_darwin64_record_arg_recurse): Likewise.
3892 (function_arg): Likewise.
3893 (rs6000_gimplify_va_arg): Likewise.
3894 (rs6000_split_multireg_move): Likewise.
3895 (rs6000_output_function_epilogue): Likewise.
3896 (rs6000_output_function_epilogue): Likewise.
3897 (rs6000_register_move_cost): Likewise.
3898 (rs6000_function_value): Likewise.
3899 (rs6000_libcall_value): Likewise.
3901 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3903 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
3905 2007-03-02 Richard Sandiford <richard@codesourcery.com>
3907 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
3908 Use $MULTIDIR to choose between the kernel and RTP headers,
3909 and use $WIND_BASE and $WIND_USR to locate them.
3911 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3913 * config/i386/i386.c (override_options): Put initialization of
3914 ix86_tune_mask and ix86_arch_mask to the correct place.
3916 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
3917 Michael Meissner <michael.meissner@amd.com>
3920 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
3922 (TARGET_CMOVE): Use ARCHMASK.
3923 (TARGET_CMPXCHG): Ditto.
3924 (TARGET_CMPXCHG8B): Ditto.
3925 (TARGET_XADD): Ditto.
3926 (TARGET_BSWAP): Ditto.
3927 * config/i386/i386.c (ix86_tune_mask): New global variable.
3928 (ix86_arch_mask): Ditto.
3929 (override_options): Initialize ix86_tune_mask and
3930 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
3933 2007-03-02 Ben Elliston <bje@au.ibm.com>
3936 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
3938 2007-03-02 Joseph Myers <joseph@codesourcery.com>
3940 * target.h (init_dwarf_reg_sizes_extra): New target hook.
3941 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
3942 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
3943 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
3945 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
3946 rs6000_init_dwarf_reg_sizes_extra): New.
3947 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
3948 SPE register high parts.
3950 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
3952 * Makefile.in: Add install-pdf target as
3953 copied from automake v1.10 rules.
3954 * configure.ac: Add install-pdf to target list.
3955 * configure: Regenerate.
3957 2007-03-01 Paul Brook <paul@codesourcery.com>
3959 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
3960 modes to LDRD for DImode.
3961 (output_move_double): Fixup out of range ldrd/strd.
3962 (vfp_secondary_reload_class): Rename...
3963 (coproc_secondary_reload_class): ... to this. Add wb argument.
3964 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
3965 coproc_secondary_reload_class for CLASS_IWMMXT.
3966 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
3967 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
3969 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
3971 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
3972 factor by the estimated number of iterations.
3973 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
3976 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
3977 decode_caches_intel, detect_caches_intel): New functions.
3978 (host_detect_local_cpu): Use detect_caches_amd and
3979 detect_caches_intel.
3981 2007-03-01 Richard Henderson <rth@redhat.com>
3983 * expr.c (emit_move_complex_push): Export.
3984 (emit_move_complex_parts): Split out from ...
3985 (emit_move_complex): ... here.
3986 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
3987 * config/i386/i386.md (movcdi): New.
3989 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
3991 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
3992 size of mode1 to check for tieable modes in MMX case.
3994 2007-03-01 Richard Sandiford <richard@codesourcery.com>
3996 * Makefile.in (rtlanal.o): Depend on tree.h.
3997 * rtl.h (offset_within_section_p, split_const): Declare.
3998 * rtlanal.c: Include tree.h.
3999 (offset_within_block_p): New function, taken from
4000 mips_offset_within_object_p.
4001 (split_const): New function, taken from mips_split_const.
4002 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
4004 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4005 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
4006 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
4007 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4008 (m68k_illegitimate_symbolic_constant_p): New function.
4009 * config/m68k/m68k.md (movsi): Remove misleading predicates.
4010 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
4011 symbolic constant that might be outside the symbol's section,
4012 move the symbol first and then add the offset.
4013 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
4015 * config/mips/mips.c (mips_split_const): Delete.
4016 (mips_offset_within_object_p): Delete.
4017 (mips_symbolic_constant_p): Use offset_within_section_p and
4018 split_const instead of mips_offset_within_object_p and
4020 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
4021 (mips_legitimize_const_move, print_operand_reloc)
4022 (mips_dangerous_for_la25_p): Use split_const instead of
4025 2007-02-28 Eric Christopher <echristo@apple.com>
4027 * Makefile.in (install-include-dir): Don't rm -rf include.
4029 2007-02-28 Richard Guenther <rguenther@suse.de>
4032 * fold-const.c (fold_binary): Do not associate expressions
4033 with more than one variable for integer types that do not wrap.
4035 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
4037 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
4038 Delete, and replace with...
4039 (fold_builtin_call_array): This. Update callers to use it.
4040 * fold-const.c (fold_build_call_list): Delete, and replace with...
4041 (fold_build_call_array): This.
4042 (fold_build_call_list_initializer): Delete, and replace with...
4043 (fold_build_call_array_initializer): This.
4044 * tree.h: Update declarations to reflect above changes.
4046 * c-typeck.c (build_function_call): Store converted arguments
4047 in a stack-allocated array instead of building a list.
4048 (convert_arguments): Store arguments in the array passed in as an
4049 argument, and return the actual number of arguments.
4050 * c-format.c: (check_function_format): Pass arguments in an
4051 array instead of a list.
4052 * c-common.c (check_function_nonnull): Likewise.
4053 (check_function_sentinel): Likewise.
4054 (check_function_arguments): Likewise.
4055 * c-common.h: Update declarations to reflect above changes.
4057 2007-02-28 Jan Hubicka <jh@suse.cz>
4059 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
4060 PRED_NEGATIVE_RETURN): Update outcomes.
4062 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
4064 * calls.c (emit_library_call_value_1): Handle partial registers
4065 correctly when building up CALL_INSN_FUNCTION_USAGE.
4067 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4069 * pa/predicates.md (move_src_operand): Allow zero for mode.
4070 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
4073 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
4076 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
4077 *movv2df_internal): Enable pattern only for valid operand
4079 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
4080 tie only 128bit modes. For MMX registers, tie only 64bit modes.
4082 2007-02-27 Mike Stump <mrs@apple.com>
4084 * config/darwin-crt3.c: Avoid compilation when compiling for a
4087 2007-02-27 Joseph Myers <joseph@codesourcery.com>
4089 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
4091 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
4092 for fixed headers and limits.h.
4093 (install-include-dir, install-headers-tar, install-headers-cpio,
4094 install-headers-cp, real-install-headers-tar,
4095 real-install-headers-cpio, real-install-headers-cp): Handle
4096 include-fixed as well as include.
4097 (install-mkheaders): Don't install files that go only in include
4099 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
4100 from GCC_INCLUDE_DIR.
4101 * gcc.c (process_command): Remove special -BstageN/ handling.
4102 (do_spec_1): Add include-fixed directories.
4104 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4106 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
4108 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
4110 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
4113 2007-02-27 Mark Mitchell <mark@codesourcery.com>
4115 * c-common.c (get_priority): Add check for
4116 SUPPORTS_INIT_PRIORITY.
4118 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4120 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
4122 * config/bfin/bfin.c: Include "cfglayout.h".
4123 (MAX_LSETUP_DISTANCE): New macro.
4124 (struct loop_info): New members incoming, incoming_src and
4125 incoming_dest. Delete member predecessor.
4126 (length_for_loop): New function.
4127 (bfin_optimize_loop): Handle more different loop structures.
4128 (bfin_discover_loop): Rework detection of predecessor blocks by
4129 examining incoming edges.
4130 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
4132 (bfin_reorder_loops): New function.
4133 (bfin_reorg_loops): Use these three new functions.
4135 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
4136 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
4137 (CONSTRAINT_LEN): Add entry for 'q'.
4138 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
4139 Add 'q' constraints.
4140 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
4141 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
4143 * config/bfin/bfin.md (add_with_carry): New pattern.
4144 (s_or_u, su_optab, su_modifier): New code macros/attrs.
4145 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
4146 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
4147 support unsigned multiplies too. Removed incorrect commutativity from
4148 operand 1 constraint where appropriate.
4149 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
4151 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
4152 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
4154 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
4155 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
4156 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
4157 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
4158 usmulhisi_hh_huh): New patterns.
4160 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
4161 lshifthi3): Fix output template to use half reg for operand 2.
4163 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
4166 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
4168 2007-02-27 Andreas Schwab <schwab@suse.de>
4170 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
4172 2007-02-27 Jan Hubicka <jh@suse.cz>
4174 * predict.c (last_basic_block_p): Remove.
4175 (tree_estimate_probability): Update return heuristic for commonized
4178 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4180 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
4182 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4184 * doc/include/gcc-common.texi (versionsubtitle): New macro.
4185 * doc/cpp.texi: Standardize title page.
4186 * doc/cppinternals.texi: Likewise.
4187 * doc/gcc.texi: Standardize title page, remove version number
4188 from copyright page.
4189 * doc/gccint.texi: Likewise.
4190 * doc/install.texi: Standardize title page, add table of
4193 2007-02-26 Jan Hubicka <jh@suse.cz>
4195 * predict.def: Set outcomes according to more recent results.
4196 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
4197 Remove dead predictors.
4198 * predict.c (return_prediction): Fix pasto.
4200 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4202 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
4203 change; avoid a memory leak when returning early.
4205 2007-02-26 Mark Mitchell <mark@codesourcery.com>
4207 * c-decl.c (static_ctors): Move to c-common.c.
4208 (static_dtors): Likewise.
4209 (finish_function): Use c_record_cdtor_fn.
4210 (build_cdtor): Move to c-common.c.
4211 (c_write_global_declarations): Use c_build_cdtor_fns.
4212 * c-common.h (static_ctors): Declare.
4213 (static_dtors): Likewise.
4214 (c_record_cdtor_fn): Likewise.
4215 (c_build_cdtor_fns): Likewise.
4216 * c-common.c (static_ctors): New variable.
4217 (static_dtors): Likewise.
4218 (c_record_cdtor_fn): New function.
4219 (build_cdtor): Move from c-decl.c
4220 (c_build_cdtor_fns): New function.
4222 * output.h (assemble_addr_to_section): Declare.
4223 (get_cdtor_priority_section): Likewise.
4224 * varasm.c (assemble_addr_to_section): New function.
4225 (get_cdtor_priority_section): Likewise.
4226 (default_named_section_asm_out_destructor): Use them.
4227 (destor_dtor_section_asm_out_destructor): Likewise.
4228 (default_named_section_asm_out_constructor): Likewise.
4229 (default_ctor_section_asm_out_constructor): Likewise.
4230 * config.gcc (*-*-vxworks*): Include vxworks.o.
4231 * config/t-vxworks (vxworks.o): New target.
4232 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
4233 (TARGET_ASM_CONSTRUCTOR): Define.
4234 (TARGET_ASM_DESTRUCTOR): Likewise.
4235 (vxworks_asm_out_constructor): Declare.
4236 (vxworks_asm_out_destructor): Likewise.
4238 * c-common.c (get_priority): Check that we have not just an
4239 INTEGER_CST, but an integer constant with integeral type.
4241 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
4243 PR tree-optimization/30938
4244 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
4245 use &dt[nargs-1] instead of &dt[nargs] in the call to
4246 vect_is_simple_use().
4248 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
4250 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
4251 from register elimination as PRE_MODIFY / POST_MODIFY increments.
4252 Do not attempt to handle MEM inside auto-inc expressions.
4253 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
4254 of a register modified by an auto-inc expression. However, do handle
4255 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
4256 (elimination_effects): Prohibit elimination of a register modified
4257 by an auto-inc expression. Disable register elimination rules whose
4258 target register is modified by an auto-inc expression with variable
4261 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4263 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
4265 (array_at_struct_end_p): New function.
4266 (idx_infer_loop_bounds): Use it.
4267 (estimate_numbers_of_iterations_loop): Export.
4268 * predict.c (predict_loops): Use estimated_loop_iterations_int.
4269 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
4270 (tree_estimate_probability): Call record_loop_exits.
4271 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
4272 (estimated_loop_iterations, estimated_loop_iterations_int,
4273 estimated_loop_iterations_tree): New functions.
4274 (analyze_siv_subscript_cst_affine,
4275 compute_overlap_steps_for_affine_1_2,
4276 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
4277 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
4278 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
4279 (PRED_LOOP_ITERATIONS_GUESSED): New.
4280 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
4281 * cfgloop.h (estimate_numbers_of_iterations_loop,
4282 estimated_loop_iterations_int): Declare.
4284 2007-02-25 Mark Mitchell <mark@codesourcery.com>
4286 * doc/extend.texi: Document optional priority argument to
4287 constructors and destructors.
4288 * tree.c (init_priority_for_decl): Adjust GTY markers.
4289 (init_ttree): Use priority-info hash functions for
4290 init_priority_for_decl.
4291 (tree_map_eq): Rename to ...
4292 (tree_map_base_eq): ... this.
4293 (tree_map_marked_p): Rename to ...
4294 (tree_map_base_marked_p): ... this.
4295 (tree_map_base_hash): New function.
4296 (decl_init_priority_lookup): Rework.
4297 (decl_fini_priority_lookup): New function.
4298 (decl_priority_info): New function.
4299 (decl_init_priority_insert): Use it.
4300 (decl_fini_priority_insert): Likewise.
4301 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
4303 (decl_restrict_base_insert): Likewise.
4304 (decl_debug_expr_insert): Likewise.
4305 (decl_value_expr_lookup): Likewise.
4306 (decl_value_expr_insert): Likewise.
4307 * tree.h (priority_type): New type.
4308 (decl_init_priority_lookup): Use priority_type.
4309 (decl_fini_priority_lookup): New function.
4310 (decl_init_priority_insert): Use priority_type.
4311 (decl_fini_priority_insert): New function.
4312 (DECL_HAS_INIT_PRIORITY): Tweak comments.
4313 (DECL_INIT_PRIORITY): Likewise.
4314 (SET_DECL_INIT_PRIORITY): Add comment.
4315 (DECL_FINI_PRIORITY): New macro.
4316 (SET_DECL_FINI_PRIORITY): Likewise.
4317 (DEFAULT_INIT_PRIORITY): Document.
4318 (MAX_INIT_PRIORITY): Likewise.
4319 (MAX_RESERVED_INIT_PRIORITY): Likewise.
4320 (tree_map_base): New type.
4321 (tree_map_base_eq): New function.
4322 (tree_map_base_hash): Likewise.
4323 (tree_map_base_marked_p): Likewise.
4324 (tree_map): Inherit from tree_map_base.
4325 (tree_map_eq): Make it a macro.
4326 (tree_map_marked_p): Likewise.
4327 (tree_int_map): Inherit from tree_map_base.
4328 (tree_int_map_eq): Make it a macro.
4329 (tree_int_map_hash): Likewise.
4330 (tree_int_map_marked_p): Likewise.
4331 (tree_priority_map): New type.
4332 (tree_priority_map_eq): New macro.
4333 (tree_priority_map_hash): Likewise.
4334 (tree_priority_map_marked_p): Likewise.
4335 * varasm.c (emults_decl): Adjust for refactoring of tree_map
4337 (emutls_common_1): Likewise.
4338 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
4339 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
4340 of tree_map hierarchy.
4341 * tree-cfg.c (move_stmt_r): Likewise.
4342 (new_label_mapper): Likewise.
4343 * c-tree.h (c_expand_body): Move to ...
4344 * c-common.h (c_expand_body): ... here.
4345 * c-decl.c (c_expand_body): Move to ...
4346 * c-common.c (c_expand_body): ... here.
4347 (c_common_attribute_table): Allow 1 argument for the constructor
4348 and destructor attributes.
4349 (get_priority): New function.
4350 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
4351 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
4353 2007-02-24 Jan Hubicka <jh@suse.cz>
4356 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
4358 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4359 Jan Hubicka <jh@suse.cz>
4362 * i386.c (counter_mode): New function.
4363 (expand_set_or_movmem_via_loop): Use it.
4364 (expand_movmem_epilogue): Likewise; fix pasto.
4365 (ix86_expand_movmem): Do emit guard even for constant counts.
4366 (ix86_expand_setmem): Likewise.
4368 2007-02-25 Nick Clifton <nickc@redhat.com>
4370 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
4371 (JUMP_TABLES_IN_TEXT_SECTION): Define.
4373 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4376 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
4377 count argument with 0x10, not with 0x16.
4378 (expand_setmem_epilogue): Ditto.
4380 2007-02-24 Mike Stump <mrs@apple.com>
4382 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
4385 2007-02-24 Richard Guenther <rguenther@suse.de>
4388 * fold-const.c (fold_binary): Fold x +- CST op x for
4389 EQ_EXPR and NE_EXPR.
4391 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4393 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
4395 2007-02-24 Jan Hubicka <jh@suse.cz>
4397 * cgraphunit.c (decide_is_function_needed): Honor
4398 -fkeep-inline-functions.
4400 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4402 * builtins.c (fold_builtin_modf): New.
4403 (fold_builtin_2): Use it.
4405 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
4407 * loop-iv.c (implies_p): Detect additional cases where A implies B.
4408 (determine_max_iter): Take additional LOOP arg; all callers changed.
4409 Lose broken logic dealing with PLUS. Try to limit the upper bound by
4410 one using simplifications.
4411 (simplify_using_initial_values): Return if the expression becomes
4412 invalid due to altered regs.
4414 2007-02-23 DJ Delorie <dj@redhat.com>
4416 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
4418 2007-02-23 Mike Stump <mrs@apple.com>
4420 * tlink.c (scan_linker_output): Parse linker messages from
4421 darwin9's linker better.
4423 2007-02-23 Steve Ellcey <sje@cup.hp.com>
4426 * varpool.c (varpool_assemble_pending_decls): Set
4427 varpool_last_needed_node to null.
4429 2007-02-23 DJ Delorie <dj@redhat.com>
4431 * config/i386/i386.c (ix86_data_alignment): Don't specify an
4432 alignment bigger than the object file can handle.
4434 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
4437 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
4438 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
4439 (*movsf_1): Penalize MMX moves.
4441 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
4443 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
4444 2^32-1 or more times unless flag_unsafe_loop_optimizations.
4446 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
4448 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4450 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
4451 (fold_builtin_1): Use them.
4452 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4453 BUILT_IN_SIGNIFICAND.
4455 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
4457 * config/i386/i386.c (bdesc_1arg): Initialize
4458 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
4459 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
4460 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
4461 and IX86_BUILTIN_MOVSLDUP.
4463 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
4465 PR rtl-optimization/30841
4466 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
4468 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4470 * builtins.c (fold_builtin_frexp): New.
4471 (fold_builtin_2): Use it.
4473 2007-02-22 Mark Mitchell <mark@codesourcery.com>
4475 * doc/invoke.texi (Spec Files): Document getenv spec function.
4477 * gcc.c (getenv_spec_function): New function.
4478 (static_spec_functions): Add it.
4479 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
4480 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
4483 2007-02-22 Michael Matz <matz@suse.de
4486 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
4487 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
4489 2007-02-22 Ian Lance Taylor <iant@google.com>
4492 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
4493 (mem_loc_descriptor): Call it.
4495 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
4496 Ira Rosen <irar@il.ibm.com>
4498 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
4500 2007-02-22 Ira Rosen <irar@il.ibm.com>
4502 PR tree-optimization/30843
4503 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
4504 stores only after all the group is vectorized.
4506 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
4508 PR tree-optimization/30858
4509 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
4510 in the reduction cycle have a single use in the loop.
4511 * tree-vectorizer.h (relevant): Add documentation.
4513 2007-02-20 Mike Stump <mrs@apple.com>
4515 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
4516 * configure: Regenerate.
4518 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4520 Change the defaults of some parameters and options.
4521 * config/spu/spu-protos.h (spu_optimization_options): Declare.
4522 * config/spu/spu.c (spu_optimization_options): Add.
4523 (spu_override_options): Change params in spu_optimization_options.
4524 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
4526 Register 127 is only 16 byte aligned when used as a frame pointer.
4527 * config/spu/spu-protos.h (spu_init_expanders): Declare.
4528 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
4529 HARD_FRAME_POINTER_REGNUM.
4530 (spu_legitimate_address): Use regno_aligned_for_reload.
4531 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
4532 aligned when frame_pointer_needed is true.
4533 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
4535 * config/spu/spu.h (INIT_EXPANDERS): Define.
4537 Make sure shift and rotate instructions have valid immediate operands.
4538 * config/spu/predicates.md (spu_shift_operand): Remove.
4539 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
4540 * config/spu/constraints.md (W, O): Extend range.
4541 * config/spu/spu.md (umask, nmask): Define.
4542 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
4543 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
4544 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
4545 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
4546 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
4547 (lshr<mode>3_reg): Fix rtl description.
4549 Make sure mulhisi immediate operands are valid.
4550 * config/spu/predicates.md (imm_K_operand): Add.
4551 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
4553 Generate constants using fsmbi and andi.
4554 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
4555 (print_operand, spu_split_immediate, classify_immediate,
4556 fsmbi_const_p): Handle IC_FSMBI2.
4558 Correctly handle a CONST_VECTOR containing symbols.
4559 * config/spu/spu.c (print_operand): Handle HIGH correctly.
4560 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
4561 (immediate_load_p): Allow symbols that use 2 instructions to create.
4562 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
4563 with symbols when flag_pic is set.
4564 (const_vector_immediate_p): New.
4565 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
4566 accept a CONST_VECTOR with symbols.
4567 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
4568 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
4570 * config/spu/spu.md (high, low): Delete.
4571 (low_<mode>): Define.
4573 Remove INTRmode and INTR_REGNUM, which didn't work.
4574 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
4576 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
4577 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
4578 peephole2 pattern): Don't use INTR or 131.
4579 (movintrcc): Delete.
4580 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
4581 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
4582 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
4583 (UNSPEC_SET_INTR): Add.
4584 * config/spu/spu-modes.def (INTR): Remove.
4586 More accurate warnings about run-time relocations.
4587 * config/spu/spu.c (reloc_diagnostic): Test in_section.
4589 Correctly warn about immediate arguments to specific intrinsics.
4590 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
4591 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
4592 the instruction predicate.
4594 Fix tree check errors with latest update.
4595 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
4597 (spu_expand_builtin): Use CALL_EXPR_FN.
4599 Add missing specific intrinsics.
4600 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
4602 * config/spu/spu_internals.h: Ditto.
4604 Fix incorrect operand modifiers.
4605 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
4606 * config/spu/spu.md (xor<mode>3): Change %S to %J.
4608 Optimize one case of zero_extend of a vec_select.
4609 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
4611 Accept any immediate for hbr.
4612 * config/spu/spu.md (hbr): Change s constraints to i.
4614 2007-02-21 Paul Brook <paul@codesourcery.com>
4616 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
4617 condexec_count when skipping USE and CLOBBER.
4619 2007-02-21 Nick Clifton <nickc@redhat.com>
4621 * common.opt (Warray-bounds): Add Warning attribute.
4622 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
4624 (fsized-zeroes): Add Optimization attribute.
4625 (fsplit-wide-types, ftree-scev-cprop): Likewise.
4626 * c.opt (Wc++0x-compat): Add Warning attribute.
4628 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4631 * reload1.c (eliminate_regs_in_insn): In the single_set special
4632 case, attempt to re-recognize the insn before falling back to
4633 having reload fix it up.
4635 2007-02-20 Eric Christopher <echristo@gmail.com>
4637 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
4638 Rewrite accordingly.
4639 (frv_read_iacc_argument): Ditto.
4640 (frv_expand_set_builtin): Take a call instead of arglist, update for
4642 (frv_expand_unop_builtin): Ditto.
4643 (frv_expand_binop_builtin): Ditto.
4644 (frv_expand_cut_builtin): Ditto.
4645 (frv_expand_binopimm_builtin): Ditto.
4646 (frv_expand_voidbinop_builtin): Ditto.
4647 (frv_expand_int_void2arg): Ditto.
4648 (frv_expand_prefetches): Ditto.
4649 (frv_expand_voidtriop_builtin): Ditto.
4650 (frv_expand_voidaccop_builtin): Ditto.
4651 (frv_expand_load_builtin): Ditto.
4652 (frv_expand_store_builtin): Ditto.
4653 (frv_expand_mdpackh_builtin): Ditto.
4654 (frv_expand_mclracc_builtin): Ditto.
4655 (frv_expand_mrdacc_builtin): Ditto.
4656 (frv_expand_mwtacc_builtin): Ditto.
4657 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
4660 2007-02-20 Janis Johnson <janis187@us.ibm.com>
4662 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
4663 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
4665 (HAVE_GAS_DFP): Check for assembler support of decimal floating
4667 * configure: Regenerate.
4668 * config.in: Regenerate.
4669 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
4670 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
4671 masks to power6 and power6x and to POWERPC_MASKS.
4672 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4674 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
4675 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
4676 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4677 Access PROTOTYPE as variable, not mask.
4679 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4681 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
4682 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
4683 * combine.c (adjust_for_new_dest): Use it.
4684 * postreload.c (reload_combine): Likewise.
4686 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
4688 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
4689 notes on an insn with multiple sets, even if single_set returns
4690 non-NULL for that insn.
4692 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4694 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
4697 2007-02-20 Geoffrey Keating <geoffk@apple.com>
4699 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
4700 if user didn't pass it.
4701 * config/i386/darwin.h (CC1_SPEC): Likewise.
4702 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
4703 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
4704 -mmacosx-version-min.
4706 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4707 Uros Bizjak <ubizjak@gmail.com>
4709 * optabs.h (enum optab_index): Add new OTI_scalb.
4710 (scalb_optab): Define corresponding macro.
4711 * optabs.c (init_optabs): Initialize scalb_optab.
4712 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
4714 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
4715 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
4716 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
4717 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
4718 flag_unsafe_math_optimizations is set.
4720 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
4721 to implement scalbf, scalb and scalbl built-ins as inline x87
4724 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4725 DJ Delorie <dj@redhat.com>
4728 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
4729 (diagnostic_report_diagnostic): ... here, and turn them into real
4730 errors. If warnings are inhibited, no need to do anything.
4732 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
4734 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
4735 better code generation.
4737 2007-02-20 Ben Elliston <bje@au.ibm.com>
4739 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
4741 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
4743 * config/alpha/alpha.c, config/alpha/alpha.md,
4744 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
4745 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
4746 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
4747 config/arm/lib1funcs.asm: Follow spelling conventions.
4749 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
4750 config/fr30/fr30.md, config/i386/i386.h,
4751 config/iq2000/iq2000.h, config/iq2000/predicates.md,
4752 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
4753 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
4754 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
4755 config/rs6000/altivec.md, config/rs6000/rs6000.c,
4756 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
4757 config/sparc/sparc.c, config/sparc/sparc.h,
4758 config/sparc/sparc.md, config/spu/constraints.md,
4759 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
4762 2007-02-20 Alan Modra <amodra@bigpond.net.au>
4765 * varasm.c (use_blocks_for_decl_p): Return false for decls with
4768 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4770 * doc/invoke.texi (-ftree-lrs): Remove.
4772 2007-02-19 Diego Novillo <dnovillo@redhat.com>
4774 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
4777 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
4779 * config/ia64/ia64.c (ia64_expand_builtin): Use the
4780 new CALL_EXPR_FN macro for retrieving the function
4781 declaration of the input expression.
4783 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4785 * c.opt (Waddress): New.
4786 * common.opt (Walways-true): Delete.
4787 (Wstring-literal-comparison): Delete.
4788 * doc/invoke.texi (Warning Options): Delete -Walways-true and
4789 -Wstring-literal-comparison. Add -Waddress.
4791 (Walways-true): Delete.
4792 (Wstring-literal-comparison): Delete.
4793 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
4794 consistently instead of -Walways-true in example.
4795 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
4796 * c-typeck.c (parser_build_binary_op): Replace
4797 -Wstring-literal-comparison and -Walways-true with -Waddress.
4798 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
4801 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4803 * tree-cfg.c (dump_function_to_file): Be prepared for functions
4804 without DECL_STRUCT_FUNCTION initialized.
4806 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
4808 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
4809 due to calls to functions taking pointers as parameters.
4811 2007-02-19 Richard Henderson <rth@redhat.com>
4814 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
4817 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
4819 * config/s390/s390.c (s390_call_saved_register_used,
4820 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
4821 accessed to the new scheme.
4823 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4825 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
4826 (cris_print_index, cris_print_operand, cris_print_operand_address)
4827 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
4828 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
4829 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
4831 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
4832 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
4833 GO_IF_LEGITIMATE_ADDRESS): Ditto.
4834 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
4835 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
4836 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
4837 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
4838 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
4839 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
4840 (uminsi3, call, call_value): Ditto.
4841 (define_split: indir_to_reg_split, unnamed): Ditto.
4843 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
4845 PR tree-optimization/30975
4846 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
4849 2007-02-18 Eric Christopher <echristo@gmail.com>
4851 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
4852 Remove use of arglist.
4853 (mips_expand_builtin): Remove use of arglist, pass in expr.
4854 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
4855 (mips_expand_builtin_movtf): Ditto.
4856 (mips_expand_builtin_compare): Ditto.
4858 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4860 * tree-sra.c (sra_build_assignment): Replace assertion
4861 checking with a comment explaining why it can't be done.
4863 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4866 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
4867 during CALL_EXPR representation conversion.
4868 * tree-ssa-propagate.c (set_rhs): Likewise.
4870 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
4872 * tree-sra.c (sra_build_assignment): Disable assertion checking
4875 2007-02-18 Roger Sayle <roger@eyesopen.com>
4877 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
4878 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4879 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
4881 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
4882 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
4883 gimplify_init_ctor_eval_range, gimple_push_cleanup,
4884 gimplify_omp_for, gimplify_omp_atomic_pipeline,
4885 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
4886 force_gimple_operand): Likewise.
4887 * ipa-cp.c (constant_val_insert): Likewise.
4888 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
4889 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
4890 perfect_nestify): Likewise.
4891 * langhooks.c (lhd_omp_assignment): Likewise.
4892 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
4893 lower_copyprivate_clauses, lower_send_clauses,
4894 lower_send_shared_vars, expand_parallel_call,
4895 expand_omp_for_generic, expand_omp_for_static_nochunk,
4896 expand_omp_for_static_chunk, expand_omp_sections,
4897 lower_omp_single_copy, lower_omp_for_lastprivate,
4898 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
4899 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4900 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
4903 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
4905 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
4906 config/sh/sh.md: Follow spelling conventions.
4908 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
4909 config/frv/predicates.md: Follow spelling conventions.
4911 * config/m68k/linux-unwind.h: Fix a comment typo.
4912 * target.h: Follow spelling conventions.
4914 2007-02-18 Roger Sayle <roger@eyesopen.com>
4916 PR rtl-optimization/28173
4917 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
4918 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
4919 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
4920 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
4921 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
4923 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4925 * builtins.c (fold_builtin_load_exponent): New.
4926 (fold_builtin_2): Use it.
4928 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
4930 PR rtl-optimization/30773
4931 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
4932 if we fail to attach a REG_EQUIV note.
4934 2007-02-18 David Edelsohn <edelsohn@gnu.org>
4935 Roger Sayle <roger@eyesopen.com>
4937 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
4939 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
4941 * calls.c (initialize_argument_information): Pass original EXP
4942 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
4943 code to split complex arguments here, as part of initializing the
4945 (expand_call): Remove code that builds a list of arguments and
4946 inserts implicit arguments into it. Instead, just count how many
4947 implicit arguments there will be so we can determine the size of
4948 the ARGS array, and let initialize_argument_information do the work.
4949 (split_complex_values): Delete unused function.
4951 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4953 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
4955 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
4957 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
4958 for arg pointer based indexed addressing.
4960 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4962 * config/ia64/ia64.h, config/ia64/ia64.md,
4963 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
4964 spelling conventions.
4966 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4968 * config/m68k/m68k.c (split_di): New.
4969 * config/m68k/m68k-protos.h: Declare split_di.
4970 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
4971 Improve predicate handling and split constant shifts.
4973 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4975 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
4976 parameter for register bitfield operations, general predicates
4979 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
4981 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
4982 * config/m68k/linux-unwind.h: New file.
4984 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
4986 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
4987 config/i386/athlon.md, config/ia64/ia64.md,
4988 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
4989 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
4990 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
4991 tree-ssa-loop-niter.c, tree-vect-analyze.c,
4992 tree-vect-transform.c: Fix comment typos.
4994 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
4996 * sched-deps.c (find_insn_list): Remove.
4997 * sched-int.h: Remove the prototype for find_insn_list.
4999 2007-02-16 Geoffrey Keating <geoffk@apple.com>
5001 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
5003 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
5004 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
5005 darwin_rs6000_override_options.
5006 (C_COMMON_OVERRIDE_OPTIONS): Expect
5007 darwin_macosx_version_min to be non-NULL always.
5008 (TARGET_C99_FUNCTIONS): Likewise.
5009 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
5010 (DARWIN_MINVERSION_SPEC): New.
5011 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
5012 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
5014 (DARWIN_MINVERSION_SPEC): New.
5015 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
5017 * config/darwin-c.c (darwin_cpp_builtins): Expect
5018 darwin_macosx_version_min to be non-NULL always.
5020 * config/rs6000/rs6000.c: Clean up trailing whitespace.
5022 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
5024 * config/i386/i386.h (x86_use_xchgb): New.
5025 (TARGET_USE_XCHGB): New macro.
5026 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
5027 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
5028 Split after reload into bswaphi for shifts of 8.
5029 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
5030 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
5031 or when optimizing for size.
5033 2007-02-16 Richard Guenther <rguenther@suse.de>
5034 Christian Bruel <christian.bruel@st.com>
5036 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
5037 DECLs but prefer SSA_NAMEs over DECLs.
5039 2007-02-16 Richard Guenther <rguenther@suse.de>
5041 * tree-flow-inline.h (single_imm_use_p): Remove.
5042 (zero_imm_uses_p): Likewise.
5043 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
5044 instead of single_imm_use_p.
5045 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
5048 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5051 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
5052 nested double- and backquotes.
5054 2007-02-15 Roger Sayle <roger@eyesopen.com>
5057 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
5058 should be unreachable.
5059 (build2_stat): Allow construction of MODIFY_EXPR at any time.
5060 For the time being redirect GIMPLE_MODIFY_STMT to the new
5061 (renamed) build_gimple_modify_stmt_stat.
5062 (build2_gimple_stat): Rename to...
5063 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
5064 Always build a GIMPLE_MODIFY_STMT node.
5065 * tree.h (build2_gimple, build2_gimple_stat): Delete.
5066 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
5069 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
5070 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
5071 * tree-complex.c (set_component_ssa_name, expand_complex_move,
5072 expand_complex_div_wide): Likewise.
5073 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
5074 * tree-ssa-loop-im.c (schedule_sm): Likewise.
5075 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
5076 * tree-ssa-loop-manip.c (create_iv): Likewise.
5077 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
5078 abs_replacement): Likewise.
5079 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
5080 realify_fake_stores): Likewise.
5082 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
5083 node rather than a GIMPLE_MODIFY_STMT node.
5084 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
5085 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
5087 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
5088 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
5091 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5094 * fold-const.c (fold_comparison): Add back the
5095 folding of constant complex comparisions.
5097 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5100 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
5101 effects unknown to this function, return early.
5103 2007-02-15 Ian Lance Taylor <iant@google.com>
5105 * lower-subreg.c (move_eh_region_note): New static function.
5106 (resolve_simple_move): Call it.
5107 (decompose_multiword_subregs): Track blocks for which we resolve a
5108 simple move which is also a control flow insn. Pass them to
5109 find_many_sub_basic_blocks.
5110 (pass_lower_subreg): Add TODO_verify_flow.
5111 (pass_lower_subreg2): Likewise.
5113 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5114 Brooks Moses <brooks.moses@codesourcery.com>
5115 Lee Millward <lee.millward@codesourcery.com>
5117 * tree.h (enum tree_code_class): Add tcc_vl_exp.
5118 (VL_EXP_CLASS_P): New.
5119 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
5121 (TREE_OPERAND_CHECK_CODE): Likewise.
5122 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
5123 (TREE_RTL_OPERAND_CHECK): Likewise.
5124 (tree_operand_check_failed): Make second parameter the whole tree
5125 instead of its code. Fixed callers.
5126 (VL_EXP_CHECK): New.
5127 (TREE_OPERAND_LENGTH): New.
5128 (VL_EXP_OPERAND_LENGTH): New.
5129 (CALL_EXPR_FN): New.
5130 (CALL_EXPR_STATIC_CHAIN): New.
5131 (CALL_EXPR_ARGS): New.
5132 (CALL_EXPR_ARG): New.
5133 (call_expr_nargs): New.
5134 (CALL_EXPR_ARGP): New.
5135 (build_nt_call_list): Declare.
5136 (build_vl_exp_stat): Declare.
5137 (build_vl_exp): New.
5138 (build_call_list): Declare.
5139 (build_call_nary): Declare.
5140 (build_call_valist): Declare.
5141 (build_call_array): Declare.
5142 (call_expr_arg): Declare.
5143 (call_expr_argp): Declare.
5144 (call_expr_arglist): Declare.
5145 (fold_build_call_list): Declare.
5146 (fold_build_call_list_initializer): Declare.
5147 (fold_call_expr): Declare to replace fold_builtin.
5148 (fold_builtin_fputs): Update to agree with modified definition.
5149 (fold_builtin_strcpy): Likewise.
5150 (fold_builtin_strncpy): Likewise.
5151 (fold_builtin_memory_chk): Likewise.
5152 (fold_builtin_stxcpy_chk): Likewise.
5153 (fold_builtin_strncpy_chk): Likewise.
5154 (fold_builtin_next_arg): Likewise.
5155 (fold_build_call_expr): Declare.
5156 (fold_builtin_call_list): Declare.
5157 (fold_builtin_call_valist): Declare.
5158 (build_call_expr): Declare.
5159 (validate_arglist): Update to agree with modified definition.
5160 (tree_operand_length): New.
5161 (call_expr_arg_iterator): New.
5162 (init_call_expr_arg_iterator): New.
5163 (next_call_expr_arg): New.
5164 (first_call_expr_arg): New.
5165 (more_call_expr_args_p): New.
5166 (FOR_EACH_CALL_EXPR_ARG): New.
5168 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
5169 and tcc_gimple_stmt.
5170 (tree_code_size): Update documentation. Use sizeof (tree) rather
5171 than sizeof (char *).
5172 (tree_size): Likewise. Add case for tcc_vl_exp.
5173 (tree_node_structure): Add case for tcc_vl_exp.
5174 (contains_placeholder_p): Likewise.
5175 (substitute_in_expr): Likewise.
5176 (substitute_placeholder_in_expr): Likewise.
5177 (stabilize_reference_1): Likewise.
5178 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
5179 to diagnose breakage of this interface for constructing CALL_EXPRs.
5180 (build_nt): Add similar assertion here.
5181 (build_nt_call_list): New.
5182 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
5183 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
5185 (get_callee_fndecl): Use new CALL_EXPR accessors.
5186 (tree_operand_check_failed): Change parameters to pass entire node
5187 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
5188 (process_call_operands): New.
5189 (build_vl_exp_stat): New.
5190 (build_call_list): New.
5191 (build_call_nary): New.
5192 (build_call_valist): New.
5193 (build_call_array): New.
5194 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5195 (call_expr_arglist): New.
5197 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
5198 tcc_vl_exp instead of a fixed-size tcc_expression.
5200 * doc/c-tree.texi (CALL_EXPR): Document new representation and
5201 accessors for CALL_EXPRs.
5202 (AGGR_INIT_EXPR): Likewise.
5204 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5205 Brooks Moses <brooks.moses@codesourcery.com>
5206 Lee Millward <lee.millward@codesourcery.com>
5208 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
5209 (expand_builtin_nonlocal_goto): Change parameter to be entire
5210 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
5211 (expand_builtin_prefetch): Likewise.
5212 (expand_builtin_classify_type): Likewise.
5213 (mathfn_built_in): Return NULL_TREE instead of 0.
5214 (expand_errno_check): Use new CALL_EXPR accessors.
5215 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
5216 Return NULL_RTX instead of 0.
5217 (expand_builtin_mathfn_2): Likewise.
5218 (expand_builtin_mathfn_3): Likewise.
5219 (expand_builtin_interclass_mathfn): Likewise.
5220 (expand_builtin_sincos): Likewise.
5221 (expand_builtin_cexpi): Likewise.
5222 (expand_builtin_int_roundingfn): Likewise.
5223 (expand_builtin_int_roundingfn_2): Likewise.
5224 (expand_builtin_pow): Likewise.
5225 (expand_builtin_powi): Likewise.
5226 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
5227 of arglist, fixing callers appropriately. Use new CALL_EXPR
5228 accessors and constructors. Return NULL_RTX instead of 0.
5229 (expand_builtin_strstr): Likewise.
5230 (expand_builtin_strchr): Likewise.
5231 (expand_builtin_strrchr): Likewise.
5232 (expand_builtin_strpbrk): Likewise.
5233 (expand_builtin_memcpy): Likewise.
5234 (expand_builtin_mempcpy): Likewise.
5235 (expand_builtin_mempcpy_args): New.
5236 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
5237 (expand_builtin_memmove_args): New.
5238 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
5239 (expand_movstr): Likewise.
5240 (expand_builtin_strcpy): Likewise.
5241 (expand_builtin_strcpy_args): New.
5242 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
5243 (expand_builtin_strncpy): Likewise.
5244 (expand_builtin_memset): Likewise.
5245 (expand_builtin_memset_args): New.
5246 (expand_builtin_bzero): Similarly to expand_builtin_memset.
5247 (expand_builtin_memcmp): Likewise.
5248 (expand_builtin_strcmp): Likewise.
5249 (expand_builtin_strncmp): Likewise.
5250 (expand_builtin_strcat): Likewise.
5251 (expand_builtin_strncat): Likewise.
5252 (expand_builtin_strspn): Likewise.
5253 (expand_builtin_strcspn): Likewise.
5254 (expand_builtin_args_info): Likewise.
5255 (expand_builtin_va_start): Likewise.
5256 (gimplify_va_arg_expr): Likewise.
5257 (expand_builtin_va_end): Likewise.
5258 (expand_builtin_va_copy): Likewise.
5259 (expand_builtin_frame_address): Likewise.
5260 (expand_builtin_alloca): Likewise.
5261 (expand_builtin_bswap): Likewise.
5262 (expand_builtin_unop): Likewise.
5263 (expand_builtin_fputs): Likewise.
5264 (expand_builtin_expect): Likewise.
5265 (expand_builtin_fabs): Likewise.
5266 (expand_builtin_copysign): Likewise.
5267 (expand_builtin_printf): Likewise.
5268 (expand_builtin_fprintf): Likewise.
5269 (expand_builtin_sprintf): Likewise.
5270 (expand_builtin_init_trampoline): Likewise.
5271 (expand_builtin_signbit): Likewise.
5272 (expand_builtin_fork_or_exec): Likewise.
5273 (expand_builtin_sync_operation): Likewise.
5274 (expand_builtin_compare_and_swap): Likewise.
5275 (expand_builtin_lock_test_and_set): Likewise.
5276 (expand_builtin_lock_release): Likewise.
5277 (expand_builtin): Likewise.
5278 (builtin_mathfn_code): Likewise.
5280 (fold_builtin_constant_p): Pass call arguments individually instead
5281 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5282 accessors and constructors. Return NULL_TREE instead of 0.
5283 (fold_builtin_expect): Likewise.
5284 (fold_builtin_classify_type): Likewise.
5285 (fold_builtin_strlen): Likewise.
5286 (fold_builtin_nan): Likewise.
5287 (integer_valued_real_p): Likewise.
5288 (fold_trunc_transparent_mathfn): Likewise.
5289 (fold_fixed_mathfn): Likewise.
5290 (fold_builtin_cabs): Likewise.
5291 (fold_builtin_sqrt): Likewise.
5292 (fold_builtin_cbrt): Likewise.
5293 (fold_builtin_cos): Likewise.
5294 (fold_builtin_cosh): Likewise.
5295 (fold_builtin_tan): Likewise.
5296 (fold_builtin_sincos): Likewise.
5297 (fold_builtin_cexp): Likewise.
5298 (fold_builtin_trunc): Likewise.
5299 (fold_builtin_floor): Likewise.
5300 (fold_builtin_ceil): Likewise.
5301 (fold_builtin_round): Likewise.
5302 (fold_builtin_int_roundingfn): Likewise.
5303 (fold_builtin_bitop): Likewise.
5304 (fold_builtin_bswap): Likewise.
5305 (fold_builtin_logarithm): Likewise.
5306 (fold_builtin_hypot): Likewise.
5307 (fold_builtin_pow): Likewise.
5308 (fold_builtin_powi): Likewise.
5309 (fold_builtin_exponent): Likewise.
5310 (fold_builtin_memset): Likewise.
5311 (fold_builtin_bzero): Likewise.
5312 (fold_builtin_memory_op): Likewise.
5313 (fold_builtin_bcopy): Deleted; call site changed to invoke
5314 fold_builtin_memory_op directly.
5315 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
5316 (fold_builtin_strncpy): Likewise.
5317 (fold_builtin_memcmp): Likewise.
5318 (fold_builtin_strcmp): Likewise.
5319 (fold_builtin_strncmp): Likewise.
5320 (fold_builtin_signbit): Likewise.
5321 (fold_builtin_copysign): Likewise.
5322 (fold_builtin_isascii): Likewise.
5323 (fold_builtin_toascii): Likewise.
5324 (fold_builtin_isdigit): Likewise.
5325 (fold_builtin_fabs): Likewise.
5326 (fold_builtin_abs): Likewise.
5327 (fold_builtin_fmin_fmax): Likewise.
5328 (fold_builtin_carg): Likewise.
5329 (fold_builtin_classify): Likewise.
5330 (fold_builtin_unordered_cmp): Likewise.
5332 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
5333 New functions split out from fold_builtin_1.
5334 (fold_builtin_n): New.
5335 (fold_builtin_varargs): New.
5336 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
5338 (fold_call_expr): New.
5339 (build_function_call_expr): Rewrite to use new helper function.
5340 (fold_builtin_call_list): New.
5341 (build_call_expr): New.
5342 (fold_builtin_call_valist): New.
5343 (rewrite_call_expr): New.
5344 (validate_arg): New.
5345 (validate_arglist): Change parameter to be entire CALL_EXPR instead
5346 of an arglist. Change return type to bool. Use new CALL_EXPR
5349 (fold_builtin_strstr): Pass call arguments individually instead
5350 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5351 accessors and constructors. Return NULL_TREE instead of 0.
5352 (fold_builtin_strchr): Likewise.
5353 (fold_builtin_strrchr): Likewise.
5354 (fold_builtin_strpbrk): Likewise.
5355 (fold_builtin_strcat): Likewise.
5356 (fold_builtin_strncat): Likewise.
5357 (fold_builtin_strspn): Likewise.
5358 (fold_builtin_strcspn): Likewise.
5359 (fold_builtin_fputs): Likewise.
5360 (fold_builtin_next_arg): Likewise.
5361 (fold_builtin_sprintf): Likewise.
5363 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
5364 NULL_RTX instead of 0.
5365 (expand_builtin_memory_chk): Likewise.
5366 (maybe_emit_chk_warning): Likewise.
5367 (maybe_emit_sprintf_chk_warning): Likewise.
5369 (fold_builtin_object_size): Pass call arguments individually instead
5370 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5371 accessors and constructors. Return NULL_TREE instead of 0.
5372 (fold_builtin_memory_chk): Likewise.
5373 (fold_builtin_stxcpy_chk): Likewise.
5374 (fold_builtin_strncpy_chk): Likewise.
5375 (fold_builtin_strcat_chk): Likewise.
5376 (fold_builtin_strcat_chk): Likewise.
5377 (fold_builtin_strncat_chk): Likewise.
5378 (fold_builtin_sprintf_chk): Likewise.
5379 (fold_builtin_snprintf_chk): Likewise.
5380 (fold_builtin_printf): Likewise.
5381 (fold_builtin_vprintf): Likewise.
5383 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
5385 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
5386 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5387 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
5388 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
5389 (fold_unary): Likewise.
5390 (fold_binary): Likewise.
5391 (fold_ternary): Remove CALL_EXPR case, since they are no longer
5392 ternary expressions.
5393 (fold): Add logic for tcc_vl_exp.
5394 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
5395 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5396 (fold_build3_stat): Add assertion to flag broken interface for
5397 constructing CALL_EXPRs.
5398 (fold_build_call_list): New.
5399 (fold_build_call_list_initializer): New.
5400 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
5402 (fold_strip_sign_ops): Likewise.
5404 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5405 Brooks Moses <brooks.moses@codesourcery.com>
5406 Lee Millward <lee.millward@codesourcery.com>
5408 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
5409 accessors and dump arguments explicitly.
5411 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
5413 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
5415 (print_call_name): Use new CALL_EXPR accessors.
5417 * print-tree.c (print_node): Add case tcc_vl_exp. Print
5418 CALL_EXPR arguments explicitly instead of as a list. Use
5419 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5421 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
5422 (vrp_visit_stmt): Likewise.
5424 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
5425 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
5427 (force_move_till_expr): Likewise.
5429 * targhooks.c (default_external_stack_protect_fail): Use
5430 build_call_expr instead of build_function_call_expr.
5431 (default_hidden_stack_protect_fail): Likewise.
5433 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
5436 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
5437 and walk arguments explicitly.
5439 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
5440 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5441 (expand_simple_operations): Likewise.
5442 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
5444 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
5445 of TREE_CODE_LENGTH.
5446 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
5448 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
5449 instead of TREE_CODE_LENGTH.
5451 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
5452 (tree_ic_transform): Likewise.
5453 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
5454 parameter instead of arglist. Fix callers.
5455 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
5456 (tree_stringops_transform): Likewise.
5457 (tree_indirect_call_to_profile): Likewise.
5458 (tree_stringops_values_to_profile): Likewise.
5460 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
5461 (eliminate_tail_call): Likewise.
5463 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
5465 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5466 Use TREE_OPERAND_LENGTH and generalize to handle any number of
5468 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
5470 * omp-low.c (build_omp_barrier): Use build_call_expr.
5471 (lower_rec_input_clauses): Likewise.
5472 (lower_reduction_clauses): Likewise.
5473 (expand_parallel_call): Likewise.
5474 (maybe_catch_exception): Likewise.
5475 (expand_omp_for_generic): Likewise.
5476 (expand_omp_for_static_nochunk): Likewise.
5477 (expand_omp_sections): Likewise.
5478 (lower_omp_single_simple): Likewise.
5479 (lower_omp_single_copy): Likewise.
5480 (lower_omp_master): Likewise.
5481 (lower_omp_ordered): Likewise.
5482 (lower_omp_critical): Likewise.
5484 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
5485 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
5487 * tree-gimple.c (is_gimple_call_addr): Fix doc.
5488 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
5489 TREE_CODE_LENGTH. Add tcc_vl_exp case.
5491 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
5492 and generalize to handle any number of operands.
5493 (chrec_contains_undetermined): Likewise.
5494 (tree_contains_chrecs): Likewise.
5495 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
5497 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
5499 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
5500 fold_call_expr instead of fold_builtin.
5501 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
5502 match declarations there.
5503 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
5506 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
5507 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5509 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
5510 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
5512 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
5515 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
5516 (execute_cse_sincos): Use new CALL_EXPR accessors.
5518 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
5520 * gimple-low.c (lower_function_body): Use build_call_expr.
5521 (lower_builtin_setjmp): Likewise.
5523 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
5524 (set_storage_via_libcall): Likewise.
5525 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
5526 instead of TREE_CODE_LENGTH.
5527 (expand_expr_real_1): Use new CALL_EXPR accessors.
5529 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
5530 generalize to handle any number of operands.
5531 (TB_parent_eq): Likewise.
5533 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
5534 (strip_builtin_expect): Likewise.
5536 * function.c (gimplify_parameters): Use build_call_expr.
5538 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
5539 instead of TREE_CODE_LENGTH.
5541 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
5542 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
5544 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
5547 * gimplify.c (build_stack_save_restore): Use build_call_expr.
5548 (gimplify_decl_expr): Likewise.
5549 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
5550 Use new CALL_EXPR iterators.
5551 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
5552 (gimplify_modify_expr_to_memset): Likewise.
5553 (gimplify_variable_sized_compare): Likewise.
5554 (gimplify_omp_atomic_fetch_op): Likewise.
5555 (gimplify_omp_atomic_pipeline): Likewise.
5556 (gimplify_omp_atomic_mutex): Likewise.
5557 (gimplify_function_tree): Likewise.
5559 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
5560 (call_expr_flags): Likewise.
5561 (expand_call): Likewise.
5563 * except.c (expand_builtin_eh_return_data_regno): Pass entire
5564 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5567 * coverage.c (create_coverage): Use build_call_expr.
5569 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
5570 (temp_call_expr_obstack): New.
5571 (pool_copy_list): Delete.
5572 (temp_copy_call_expr): New.
5573 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
5574 CALL_EXPR accessors. Get rid of special goo for copying argument
5575 lists and use temp_copy_call_expr instead.
5576 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
5577 CALL_EXPR accessors.
5578 (create_expression_by_pieces): Likewise. Use build_call_array
5579 to construct the result instead of fold_build3.
5580 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
5581 dealing with argument lists.
5582 (init_pre): Remove references to expression_node_pool and
5583 list_node_pool. Init temp_call_expr_obstack instead.
5584 (fini_pre): Remove references to expression_node_pool and
5587 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
5588 and walk arguments explicitly instead of as a list.
5590 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
5591 (mx_register_decls): Likewise.
5592 (mudflap_register_call): Likewise.
5593 (mudflap_finish_file): Likewise.
5595 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
5596 (ipa_callsite_compute_param): Likewise.
5598 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
5599 accessors and constructor.
5601 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
5602 accessors and constructor.
5603 (convert_tramp_reference): Likewise.
5604 (convert_call_expr): Likewise.
5605 (finalize_nesting_tree_1): Likewise.
5607 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
5610 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
5612 * tree-inline.c (initialize_inlined_parameters): Pass entire
5613 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5615 (estimate_num_insns_1): Use new CALL_EXPR accessors.
5616 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
5618 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
5619 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5620 (vectorizable_reduction): Likewise.
5621 (vectorizable_call): Use new CALL_EXPR iterators.
5622 (vectorizable_conversion): Use build_call_expr.
5623 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
5624 (vect_gen_widened_results_half): Use build_call_expr.
5625 (vect_setup_realignment): Likewise.
5626 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
5628 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
5629 (pass_through_call): Likewise.
5630 (compute_object_sizes): Likewise. Use fold_call_expr instead of
5633 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
5634 (tree_gen_pow2_profiler): Likewise.
5635 (tree_gen_one_value_profiler): Likewise.
5636 (tree_gen_ic_func_profiler): Likewise.
5637 (tree_gen_average_profiler): Likewise.
5638 (tree_gen_ior_profiler): Likewise.
5640 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
5641 (find_func_aliases): Use new CALL_EXPR accessors. Add case
5642 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5644 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
5645 of TREE_CODE_LENGTH.
5647 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
5648 of TREE_CODE_LENGTH.
5650 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
5652 (convert_to_integer): Likewise.
5654 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
5657 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5658 Brooks Moses <brooks.moses@codesourcery.com>
5659 Lee Millward <lee.millward@codesourcery.com>
5661 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
5663 * config/frv/frv.c (frv_expand_builtin): Likewise.
5664 * config/s390/s390.c (s390_expand_builtin): Likewise.
5666 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
5667 (sparc_expand_builtin): Use new CALL_EXPR accessors.
5669 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
5670 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
5671 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
5672 (ix86_expand_store_builtin): Likewise.
5673 (ix86_expand_unop_builtin): Likewise.
5674 (ix86_expand_unop1_builtin): Likewise.
5675 (ix86_expand_sse_compare): Likewise.
5676 (ix86_expand_sse_comi): Likewise.
5677 (ix86_expand_vec_init_builtin): Likewise.
5678 (ix86_expand_vec_ext_builtin): Likewise.
5679 (ix86_expand_vec_set_builtin): Likewise.
5680 (ix86_expand_builtin): Use new CALL_EXPR accessors.
5682 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
5683 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5685 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
5686 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5687 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
5689 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
5691 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
5692 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
5693 arglist. Use new CALL_EXPR accessors. Fix callers.
5694 (altivec_expand_abs_builtin): Likewise.
5695 (rs6000_expand_binop_builtin): Likewise.
5696 (altivec_expand_predicate_builtin): Likewise.
5697 (altivec_expand_lv_builtin): Likewise.
5698 (spe_expand_stv_builtin): Likewise.
5699 (altivec_expand_stv_builtin): Likewise.
5700 (rs6000_expand_ternop_builtin): Likewise.
5701 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
5702 (altivec_expand_st_builtin): Likewise.
5703 (altivec_expand_dst_builtin): Likewise.
5704 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
5705 arglist. Use new CALL_EXPR accessors. Fix callers.
5706 (altivec_expand_vec_set_builtin): Likewise.
5707 (altivec_expand_vec_ext_builtin): Likewise.
5708 (altivec_expand_builtin): Use new CALL_EXPR accessors.
5709 (spe_expand_builtin): Likewise.
5710 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
5711 arglist. Use new CALL_EXPR accessors. Fix callers.
5712 (spe_expand_evsel_builtin): Likewise.
5713 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
5714 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
5716 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
5717 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5718 (arm_expand_unop_builtin): Likewise.
5719 (arm_expand_builtin): Use new CALL_EXPR accessors.
5721 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
5724 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
5725 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
5726 (bfin_expand_unop_builtin): Likewise.
5727 (bfin_expand_builtin): Use new CALL_EXPR accessors.
5729 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5730 Brooks Moses <brooks.moses@codesourcery.com>
5731 Lee Millward <lee.millward@codesourcery.com>
5733 * c-semantics.c (build_stmt): Add internal diagnostic check.
5735 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
5736 accessors. Print arguments explicitly instead of as a list.
5738 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
5740 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
5741 (c_finish_omp_flish): Likewise.
5743 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
5744 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
5745 instead of TREE_CODE_LENGTH.
5746 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
5747 (c_warn_unused_result): Likewise.
5749 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5752 * doc/invoke.texi (Warning Options): Remove
5753 -Werror-implicit-function-declaration.
5754 (Wimplicit-function-declaration): Update description.
5755 * opts.c (common_handle_option): Move handling of -Werror=* to...
5756 (enable_warning_as_error): ...here.
5757 * opts.h (enable_warning_as_error): Declare.
5758 * c-decl.c (implicit_decl_warning): Unless
5759 -Wno-implicit-function-declaration is given, emit a pedwarn if
5760 -std=c99 or emit a warning if -Wimplicit-function-declaration.
5761 * c.opt (Wimplicit-function-declaration): Replace
5762 mesg_implicit_function_declaration with
5763 warn_implicit_function_declaration.
5764 * c-opts.c (c_common_handle_option):
5765 -Werror-implicit-function-declaration is exactly equal as
5766 -Werror=implicit-function-declaration.
5767 (set_Wimplicit): Replace mesg_implicit_function_declaration with
5768 warn_implicit_function_declaration.
5769 (c_common_post_options): -Wimplict-function-declaration is enabled
5770 by default by -std=c99, otherwise is disabled by default.
5771 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
5773 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5775 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
5776 DECL on the rhs to a DECL on the lhs for debug info purposes if the
5777 former is ignored but not the latter.
5779 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
5781 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
5782 is made and the reference doesn't use the alias set of its type,
5783 do not create the temporary using that type.
5785 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
5787 * jump.c: Remove prototypes for delete_computation and
5788 delete_prior_computation.
5790 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5792 * jump.c (get_label_after): Delete.
5793 (get_label_before, delete_computation, delete_jump,
5794 delete_prior_computation, follow_jumps): Move...
5795 * reorg.c (delete_computation, delete_prior_computation): ... here...
5796 (get_label_before, delete_jump): ... making these static ...
5797 (follow_jumps): ... and simplifying this since it only runs after
5799 * rtl.h (get_label_after, get_label_before, delete_jump,
5800 follow_jumps): Delete prototypes.
5802 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
5804 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
5806 2007-02-15 Nick Clifton <nickc@redhat.com>
5808 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
5809 order to prevent it from being munged by the target.
5811 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
5813 * config/i386/i386.md: Remove misleading comment.
5815 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5817 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
5818 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
5821 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5823 * tree-sra.c (instantiate_missing_elements): Canonicalize
5825 (sra_build_assignment): New.
5826 (generate_copy_inout, generate_element_copy,
5827 generate_element_zero, generate_one_element_init): Use it.
5829 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5831 * tree-sra.c (instantiate_missing_elements): Canonicalize
5833 (sra_build_assignment): New.
5834 (generate_copy_inout, generate_element_copy,
5835 generate_element_zero, generate_one_element_init): Use it.
5837 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
5839 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
5842 2007-02-14 Joseph Myers <joseph@codesourcery.com>
5844 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
5845 types as aggregates not scalars.
5846 * function.c (assign_stack_temp_for_type): Likewise.
5848 2007-02-14 Roger Sayle <roger@eyesopen.com>
5849 Zdenek Dvorak <dvorakz@suse.cz>
5851 * tree-dump.c (dump_switch_p_1): Require exact match of the option
5854 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
5856 * passes.c (next_pass_1): Clear the next field of the copied
5859 2007-02-14 Richard Henderson <rth@redhat.com>
5861 * tree-sra.c (early_sra): New.
5862 (decl_can_be_decomposed_p): Deny va_list if early_sra.
5863 (tree_sra_early, pass_sra_early): New.
5864 * tree-pass.h (pass_sra_early): Declare.
5865 * passes.c (init_optimization_passes): Use it.
5867 2007-02-14 Richard Guenther <rguenther@suse.de>
5869 * flags.h (issue_strict_overflow_warning): Convert to a macro.
5871 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
5873 PR tree-optimization/30771
5874 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
5876 (vect_analyze_operations): Induction phis can now be marked as
5878 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
5879 Update documentation accordingly.
5881 2007-02-14 Nick Clifton <nickc@redhat.com>
5883 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
5884 most 3 arguments are supported.
5885 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
5887 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
5889 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
5890 Ensure dst->current is valid.
5892 2007-02-13 Paul Brook <paul@codesourcery.com>
5894 * config.gcc: Add arm*-*-uclinux-*eabi.
5895 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
5896 (SUBTARGET_EXTRA_LINK_SPEC): Define.
5897 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
5898 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
5899 (LINK_SPEC): Define.
5901 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
5903 * config/arm/uclinux-eabi.h: New file.
5904 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
5905 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
5908 2007-02-13 Ian Lance Taylor <iant@google.com>
5910 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
5911 * flags.h (warn_strict_overflow): Declare.
5912 (enum warn_strict_overflow_code): Define.
5913 (issue_strict_overflow_warning): New static inline function.
5914 * opts.c (warn_strict_overflow): New variable.
5915 (common_handle_option): Handle OPT_Wstrict_overflow and
5916 OPT_Wstrict_overflow_.
5917 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
5919 * fold-const.c: Include intl.h.
5920 (fold_deferring_overflow_warnings): New static variable.
5921 (fold_deferred_overflow_warning): New static variable.
5922 (fold_deferred_overflow_code): New static variable.
5923 (fold_defer_overflow_warnings): New function.
5924 (fold_undefer_overflow_warnings): New function.
5925 (fold_undefer_and_ignore_overflow_warnings): New function.
5926 (fold_deferring_overflow_warnings_p): New function.
5927 (fold_overflow_warning): New static function.
5928 (make_range): Add strict_overflow_p parameter. Change all
5930 (extract_muldiv, extract_muldiv_1): Likewise.
5931 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
5932 tree_expr_nonnegative_p.
5933 (fold_negate_expr): Call fold_overflow_warning.
5934 (fold_range_test): Likewise.
5935 (fold_comparison): Likewise.
5936 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
5937 instead of tree_expr_nonnegative_p.
5938 (tree_expr_nonnegative_warnv_p): Rename from
5939 tree_expr_nonnegative_p, add strict_overflow_p parameter.
5940 (tree_expr_nonnegative_p): New function.
5941 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
5942 strict_overflow_p parameter.
5943 (tree_expr_nonzero_p): New function.
5944 * passes.c (verify_interpass_invariants): New static function.
5945 (execute_one_pass): Call it.
5946 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
5948 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
5949 (estimate_numbers_of_iterations): Likewise.
5950 (scev_probably_wraps_p): Likewise.
5951 * tree-ssa-ccp.c: Include "toplev.h".
5952 (evaluate_stmt): Defer fold overflow warnings until we know we are
5954 (struct fold_stmt_r_data): Add stmt field.
5955 (fold_stmt_r): Defer fold overflow warnings until we know we
5957 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
5958 (fold_stmt_inplace): Likewise.
5959 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
5960 (cleanup_control_expr_graph): Defer fold overflow warnings until
5961 we know we are going to optimize.
5962 * tree-cfg.c (fold_cond_expr_cond): Likewise.
5963 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
5965 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5966 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
5967 * tree-ssa-loop-manip.c (create_iv): Likewise.
5968 * c-typeck.c (build_conditional_expr): Likewise.
5969 (build_binary_op): Likewise.
5970 * tree-vrp.c (vrp_expr_computes_nonzero): Call
5971 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
5972 (extract_range_from_unary_expr): Likewise.
5973 * simplify-rtx.c (simplify_const_relational_operation): Warn when
5974 assuming that signed overflow does not occur.
5975 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
5976 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
5977 (fold_defer_overflow_warnings): Declare.
5978 (fold_undefer_overflow_warnings): Declare.
5979 (fold_undefer_and_ignore_overflow_warnings): Declare.
5980 (fold_deferring_overflow_warnings_p): Declare.
5981 (tree_expr_nonzero_warnv_p): Declare.
5982 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
5984 (Warning Options): Document -Wstrict-overflow.
5985 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
5986 (tree-ssa-ccp.o): Likewise.
5987 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
5988 (fold-const.o): Depend on intl.h.
5990 2007-02-13 Ian Lance Taylor <iant@google.com>
5993 * lower-subreg.c (resolve_simple_move): Decompose subregs in
5996 2007-02-13 Stuart Hastings <stuart@apple.com>
5998 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
6000 2007-02-13 Richard Henderson <rth@redhat.com>
6002 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
6003 handled_component_p before looking for the indirect_ref.
6005 2007-02-13 Richard Henderson <rth@redhat.com>
6007 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
6008 remove flags clobber.
6009 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
6010 (bswaphi_lowpart): New.
6011 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
6012 remove TARGET_BSWAP test. Delete expander of the same name.
6014 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
6015 (expand_unop): Use them.
6017 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
6019 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
6020 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
6021 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
6022 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
6023 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
6024 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
6025 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
6026 assembler dialect choice from asm templates.
6028 2007-02-12 Richard Henderson <rth@redhat.com>
6030 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
6031 (fixuns_trunc<SSEMODEF>si2): Use it.
6032 * config/i386/sse.md (vec_setv4sf_0): Export.
6033 * config/i386/i386.c (ix86_build_const_vector): Export.
6034 (ix86_split_convert_uns_si_sse): Rename from
6035 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
6036 * config/i386/i386-protos.h: Update.
6038 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6041 * c-typeck.c (c_finish_return): Improve warning message.
6043 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6045 * alias.c (find_symbolic_term): Delete unused function.
6047 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
6049 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
6050 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
6051 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
6053 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6055 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6056 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
6057 the function, temporarily point the debug interface to the null one.
6059 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6061 * dwarf2out.c (round_up_to_align): New static function.
6062 (field_byte_offset): Use it to round the offset.
6064 2007-02-12 Richard Henderson <rth@redhat.com>
6066 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
6067 (inswl_const): Export.
6069 2007-02-12 Richard Henderson <rth@redhat.com>
6071 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
6072 result mode of the libcall, convert back to outmode.
6074 2007-02-12 Roger Sayle <roger@eyesopen.com>
6076 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
6077 (bswapdi2): New define_expand to implement 32-bit implementation.
6079 2007-02-12 Nick Clifton <nickc@redhat.com>
6081 * doc/invoke.texi (Overall Options): Document --help=.
6082 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
6083 (cc1_options): Pass --help= on to cc1.
6084 (display_help): Add description of --help=.
6085 (process_command): Add code to handle --help=. Allow translated
6086 --help and --target-help switches to be passed on to compiler
6088 (main): Remove unused if statement.
6089 * opts.c (columns): Remove.
6090 (LEFT_COLUMN): Define.
6091 (wrap_help): Add columns argument.
6092 (print_filtered_help): Change parameters to be an include bitmask,
6093 an exclude bitmask, an any bitmask and the column width. Move the
6094 code to display the params list here. Add code to display the
6095 status of options rather than their descriptions if the quiet flag
6097 (print_specific_help): Change parameters to be an include bitmask,
6098 an exclude bitmask and an any bitmask. Move code to look up the
6099 column width here. Decide upon the title for an options listing.
6100 (common_handle_options): Add code to handle --help=. Adapt code
6101 for --help and --target-help to use the revised form of the
6102 print_specific_help function.
6103 (print_help): Delete.
6104 (print_param_help): Delete.
6105 (print_switch): Delete.
6106 * opts.h (cl_lang_count): Add prototype.
6107 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
6108 CL_MAX_OPTION_CLASS): New defines.
6109 * optc-gen.awk: Add construction of cl_lang_count.
6110 * c.opt: Add Warning attribute to warning options and Optimization
6111 attribute to optimization options.
6112 * common.opt: Likewise.
6114 Add -fhelp and -ftarget-help as aliases for the transformed --help
6115 and --target-help options.
6116 * opt-functions.awk: Add code to handle Warning and Optimization
6119 2007-02-12 Richard Henderson <rth@redhat.com>
6121 * config/alpha/constraints.md: New file.
6122 * config/alpha/alpha.c: Include tm-constrs.h.
6123 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
6124 alpha_extra_constraint): Remove.
6125 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
6126 * config/alpha/alpha-protos.h: Update.
6127 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
6128 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
6129 (EXTRA_CONSTRAINT): Remove.
6130 * config/alpha/alpha.md: Include constraints.md.
6131 (adddi splitter): Use satisfies_constraint_*.
6132 * config/alpha/predicates.md (add_operand): Likewise.
6133 (sext_add_operand, addition_operation): Likewise.
6135 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
6137 PR tree-optimization/29145
6138 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
6139 in our handling of restrict qualified pointers.
6141 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6144 * doc/invoke.texi (Wunused-value): Update description.
6145 (Wextra): Delete item.
6146 * opts.c (set_Wextra): Don't use the value of Wextra to set the
6147 value of Wunused-value.
6148 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
6149 (c_finish_stmt_expr): Don't check extra_warnings.
6150 (emit_side_effect_warnings): The caller is responsible to check
6153 2007-02-11 Roger Sayle <roger@eyesopen.com>
6154 Matt Thomas <matt@3am-software.com>
6156 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
6158 2007-02-11 Roger Sayle <roger@eyesopen.com>
6160 * simplify-rtx.c (simplify_relational_operation_1): Optimize
6161 comparisons of POPCOUNT against zero.
6162 (simplify_const_relational_operation): Likewise.
6164 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6166 * doc/invoke.texi (Wextra): Delete outdated paragraph.
6168 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6170 * dwarf2out.c (root_type): Delete unused function.
6172 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6174 * genattrtab.c (contained_in_p): Delete unused function.
6175 (write_expr_attr_cache): Likewise.
6177 2007-02-11 Jan Hubicka <jh@suse.cz>
6179 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
6182 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
6184 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
6185 to add the REG_EQ* note.
6186 * see.c (see_merge_one_use_extension): Likewise.
6187 * local-alloc.c (update_equiv_regs): Likewise. Also don't
6188 turn REG_EQUAL notes into REG_EQUIV notes if the target
6189 register may have more than one set.
6190 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
6191 * gcse.c (try_replace_reg): Likewise.
6192 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
6193 * calls.c (fixup_tail_calls): Likewise. Abort if there is
6194 more than one REG_EQUIV note.
6195 * reload1.c (gen_reload): Use set_unique_reg_note.
6197 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
6199 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
6200 (ix86_builtin_conversion): New function.
6202 2007-02-06 Mark Mitchell <mark@codesourcery.com>
6205 * tree.h (DECL_REPLACEABLE_P): New macro.
6206 * except.c (set_nothrow_function_flags): Likewise.
6208 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
6209 Ira Rosen <irar@il.ibm.com>
6210 Dorit Nuzman <dorit@il.ibm.com>
6212 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
6213 * targhooks.c (default_builtin_vectorized_conversion): New.
6214 * targhooks.h (default_builtin_vectorized_function): New declaration.
6215 * target.h (struct vectorize): Add builtin_conversion field.
6216 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
6217 stmt_vec_info_type value.
6218 (vectorizable_conversion): New declaration.
6219 * tree-vect-analyze.c (vect_analyze_operations): Add
6220 vectorizable_conversion call.
6221 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
6222 * tree-vect-transform.c (vectorizable_conversion): New function.
6223 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
6224 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
6226 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
6227 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
6228 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
6229 or ALTIVEC_BUILTIN_VCFSX.
6231 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6234 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
6235 CONST_DOUBLE and operand 0 is a hard register.
6236 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
6237 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
6238 is a hard floating-point register.
6240 2007-02-10 Richard Henderson <rth@redhat.com>
6241 Jakub Jelinek <jakub@redhat.com>
6242 Alexandre Oliva <aoliva@redhat.com>
6244 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
6245 * builtin-types.def (BT_WORD): Make unsigned.
6246 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
6247 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
6248 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
6249 * c-decl.c (grokdeclarator): Don't error if !have_tls.
6250 * c-parser.c (c_parser_omp_threadprivate): Likewise.
6251 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
6253 * expr.c (emutls_var_address): New.
6254 (expand_expr_real_1): Expand emulated tls.
6255 (expand_expr_addr_expr_1): Likewise.
6256 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
6257 * output.h (emutls_finish): Declare.
6258 * toplev.c (compile_file): Call it.
6259 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
6260 address before wrapping in CONST.
6261 * varasm.c (emutls_htab, emutls_object_type): New.
6262 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
6263 (get_emutls_object_name, get_emutls_object_type): New.
6264 (get_emutls_init_templ_addr, emutls_decl): New.
6265 (emutls_common_1, emutls_finish): New.
6266 (assemble_variable): When emulating tls, swap decls; generate
6267 constructor for the emutls objects.
6268 (do_assemble_alias): When emulating tls, swap decl and target name.
6269 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
6271 * varpool.c (decide_is_variable_needed): Look at force_output.
6272 Recurse for emulated tls.
6273 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
6274 with decide_is_variable_needed.
6275 * emutls.c: New file.
6276 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
6277 tls_object for real tls.
6279 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6281 PR rtl-optimization/29599
6282 * reload1.c (eliminate_regs_in_insn): Take the destination
6283 mode into account when computing the offset.
6285 2007-02-09 Stuart Hastings <stuart@apple.com>
6286 Richard Henderson <rth@redhat.com>
6288 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6289 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6290 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
6291 fixuns_truncdfhi2): New.
6292 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
6293 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
6294 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
6295 (floatunssidf2): Allow nonimmediate source.
6296 * gcc/config/i386/sse.md (movdi_to_sse): New.
6297 (vec_concatv2di): Drop '*'.
6298 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
6299 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6300 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
6302 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
6303 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6304 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
6305 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
6306 (ix86_build_signbit_mask): Fix decl of v, refactor to call
6307 ix86_build_const_vector.
6308 (x86_emit_floatuns): Rewrite.
6310 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6312 * genautomata.c (longest_path_length): Delete unused function.
6313 (struct state): Delete unused longest_path_length.
6314 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
6315 (get_free_state): Delete unused.
6317 2007-02-09 Jan Hubicka <jh@suse.cz>
6319 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
6320 * doc/invoke.texi (inline-unit-growth): Update default value.
6322 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
6323 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
6324 (rebuild_cgraph_edges): Likewise.
6325 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
6326 (dump_cgraph_node): Dump frequencies.
6327 (cgraph_clone_edge): Add frequency scales.
6328 (cgraph_clone_node): Add freuqnecy.
6329 * cgraph.h (cgraph_edge): Add freuqnecy argument.
6330 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
6331 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
6332 * tree-pass.h (TODO_rebuild_frequencies): New constant.
6333 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
6334 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
6335 (save_inline_function_body): Likewise.
6336 * ipa-inline.c: inluce rtl.h
6337 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
6338 (cgraph_edge_badness): Use frequencies.
6339 (cgraph_decide_recursive_inlining): Update clonning.
6340 (cgraph_decide_inlining_of_small_function): Dump frequency.
6341 * predict.c (estimate_bb_frequencies): Export.
6342 * predict.h (estimate_bb_frequencies): Declare.
6343 * tree-inline.c (copy_bb): Watch overflows.
6344 (expand_call_inline): Update call of cgraph_create_edge.
6345 (optimize_inline_calls): Use TODO flags to update frequnecies.
6346 * passes.h: Include predict.h
6347 (init_optimization_passes): Move profile ahead.
6348 (execute_function_todo): Handle TODO_rebuild_frequencies.
6350 2007-02-09 Roger Sayle <roger@eyesopen.com>
6352 * config/alpha/alpha.c (emit_insxl): Force the first operand of
6353 the insbl or inswl pattern into a register.
6355 2007-02-09 Roger Sayle <roger@eyesopen.com>
6357 * config/ia64/ia64.md (bswapdi2): New define_insn.
6359 2007-02-09 Richard Henderson <rth@redhat.com>
6361 * config/i386/constraints.md (Ym): New constraint.
6362 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
6363 (movdi_1_rex64): Split sse and xmm general register moves from
6364 memory move alternatives. Use conditional register constraints.
6365 (movsf_1, movdf_integer): Likewise.
6366 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6367 (movdf_integer_rex64): New.
6368 (pushsf_rex64): Fix output constraints.
6369 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
6370 (sse2_stored): Likewise.
6371 (sse2_storeq_rex64): New.
6372 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
6373 amd and not generic.
6374 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
6375 for optimize_size. Remove SF/DFmode hack.
6377 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6379 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
6382 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
6383 Richard Sandiford <richard@codesourcery.com>
6385 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
6386 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
6387 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
6388 m68k/t-mlib to tmake_file.
6389 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
6390 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
6391 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
6392 Allow it to be cf or m68k. Set m68k_arch_family. If that
6393 variable is not empty, add t-$m68k_arch_family to tmake_file.
6394 Add t-mlibs to tmake_file.
6395 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
6396 * config/m68k/t-cf: New file.
6397 * config/m68k/t-m68k: Likewise.
6398 * config/m68k/t-mlibs: Likewise.
6399 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6400 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6401 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6402 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6403 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
6405 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
6406 (INSTALL_LIBGCC): Delete.
6407 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6408 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6409 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6410 (M68K_MLIB_CPU): Define.
6411 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6412 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6413 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
6415 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6416 Richard Guenther <rguenther@suse.de>
6419 * fold-const.c (fold_comparison): Handle obfuscated comparisons
6420 against INT_MIN/INT_MAX.
6421 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
6422 file if a loop is removed.
6424 2007-02-09 Joseph Myers <joseph@codesourcery.com>
6426 * calls.c (store_one_arg): Pass correct alignment to
6427 emit_push_insn for non-BLKmode values.
6428 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
6429 unaligned stack slot via a suitably aligned slot.
6431 2007-02-08 DJ Delorie <dj@redhat.com>
6433 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
6435 (legal_subregs): Use unsigned char, make const.
6436 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
6438 2007-02-08 Paul Brook <paul@codesourcery.com>
6440 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
6441 special interworking needed.
6443 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
6445 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
6446 conditional to __SSE2__.
6447 (Entries below should have been added to first ChangeLog
6448 entry for amdfam10 dated 2007-02-05)
6449 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
6451 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
6453 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
6456 2007-02-08 DJ Delorie <dj@redhat.com>
6458 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
6459 * config/m32c/m32c.c (legal_subregs): New.
6460 (m32c_illegal_subreg_p): New.
6461 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
6462 unsupported subregs of hard regs.
6464 2007-02-08 Jan Hubicka <jh@suse.cz>
6466 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
6467 the same one; always update histograms.
6469 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6471 * passes.c (init_optimization_passes): Tidy comment.
6473 2007-02-08 Roger Sayle <roger@eyesopen.com>
6475 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
6476 strip zero_extend, bswap and rotates from POCOUNT's argument.
6477 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
6478 zero_extend and rotates from PARITY's argument.
6479 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
6480 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
6481 of an integer constant at compile-time.
6483 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6486 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
6488 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
6491 * tree-ssa-live.c (remove_unused_locals): Do not remove
6492 TREE_ADDRESSABLE variables.
6493 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
6494 * tree-ssa-operands.c (add_virtual_operand): Remove argument
6495 FOR_CLOBBER. Update all users.
6496 If VAR has an associated alias set, add a virtual operand for
6497 it if no alias is found to conflict with the memory reference.
6499 2007-02-07 Jan Hubicka <jh@suse.cz>
6500 Robert Kidd <rkidd@crhc.uiuc.edu>
6502 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
6504 2007-02-07 Ian Lance Taylor <iant@google.com>
6506 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
6508 2007-02-07 Roger Sayle <roger@eyesopen.com>
6510 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
6511 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
6512 tablejumpdi, movsi_to_cr_one): Remove constraints from
6513 define_expand's match_operands.
6515 2007-02-07 Roger Sayle <roger@eyesopen.com>
6517 * global.c (compute_regsets): Move declatation of "i" inside of
6518 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
6520 2007-02-07 Jakub Jelinek <jakub@redhat.com>
6523 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
6524 of INDIRECT_REF <RESULT_DECL>.
6526 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
6528 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
6529 Kaz Kojima <kkojima@gcc.gnu.org>
6532 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
6534 (sh_initialize_trampoline): Add parentheses to avoid a warning.
6536 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6538 * doc/loop.texi: Document possibility not to perform disambiguation
6539 of loops with multiple latches.
6540 * cfgloopmanip.c (alp_enum_p): Removed.
6541 (add_loop): Handle subloops. Use get_loop_body_with_size.
6542 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
6543 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
6544 the new forwarder block.
6545 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
6546 Handle the case latch is NULL.
6547 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
6548 when marking loop exits.
6549 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
6551 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
6552 disambiguate_loops_with_multiple_latches.
6553 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
6554 before fix_loop_structure.
6555 * cfgloop.c: Include pointer-set.h and output.h.
6556 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
6557 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
6558 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
6559 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
6560 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
6561 disambiguate_multiple_latches, get_loop_body_with_size,
6562 disambiguate_loops_with_multiple_latches): New functions.
6563 (flow_loop_dump): Dump multiple latch edges.
6564 (flow_loop_nodes_find): Handle loops with multiple latches.
6565 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
6566 (glb_enum_p): Modified.
6567 (get_loop_body): Use get_loop_body_with_size.
6568 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
6569 (AVOID_CFG_MODIFICATIONS): New constant.
6570 (disambiguate_loops_with_multiple_latches, add_loop,
6571 get_loop_body_with_size): Declare.
6572 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
6574 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
6577 * global.c (compute_regsets): New function.
6578 (global_alloc): Refactored ELIMINABLE_REGSET
6579 and NO_GLOBAL_ALLOC_REGS computation out.
6580 (rest_of_handle_global_alloc): Call compute_regsets()
6581 for non-optimizing case.
6583 2007-02-06 Richard Henderson <rth@redhat.com>
6585 * config/i386/constraints.md (Y2): Rename from Y.
6586 (Yi): New constraint.
6587 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
6588 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
6589 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
6590 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
6591 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
6592 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
6593 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
6594 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
6595 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
6596 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
6597 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
6598 vec_extractv2si_1): Change Y constraints to Y2.
6599 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
6600 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
6601 Change Y constraints to Y2.
6602 (sse2_loadld): Change Y constraints to x.
6604 2007-02-06 Roger Sayle <roger@eyesopen.com>
6606 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
6607 (parity<mode>2): New define_expand using rs6000_emit_parity.
6608 * config/rs6000/rs6000.c (rs6000_emit_popcount,
6609 rs6000_emit_parity): New functions.
6610 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
6611 rs6000_emit_parity): Prototype here.
6613 2007-02-06 Ian Lance Taylor <iant@google.com>
6615 * lower-subreg.c (simple_move_operand): Reject CONST.
6616 (resolve_clobber): Call validate_change rather than directly
6617 assigning to XEXP (pat, 0).
6619 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6621 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
6622 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
6623 (tree-cfg.o): Remove hashtab.h dependency.
6625 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
6626 (struct ivopts_data): Change niters to pointer_map_t.
6627 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
6628 (niter_for_exit): Create pointer_map on demand. Change for
6630 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
6631 (free_loop_data): Destroy data->niters if created and reset field.
6632 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
6633 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
6635 * tree-ssa-reassoc.c: Include pointer-set.h.
6636 (bb_rank): Change to long *.
6637 (operand_rank): Change to pointer_map_t.
6638 (find_operand_rank): Return long, -1 if not found. Declare as inline.
6639 (insert_operand_rank): Accept long.
6640 (operand_entry_hash, operand_entry_eq): Remove.
6641 (get_rank): Return long. Adjust for changes above.
6642 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
6644 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
6646 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
6647 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
6648 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
6650 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
6651 directly since it cannot be NULL.
6652 (get_vi_for_tree): Rewrite for pointer_map API.
6653 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
6654 (init_alias_vars): Create vi_for_tree as pointer_map.
6655 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
6657 * tree-cfg.c: Don't include hashtab.h.
6658 (edge_to_cases): Declare as pointer_map.
6659 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
6661 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
6662 (start_recording_case_labels): Create edge_to_cases as pointer_map.
6663 (end_recoding_case_labels): Cleanup edge_to_cases manually before
6665 (record_switch_edge): Delete.
6666 (get_cases_for_edge): Adjust for pointer_map API, inline
6667 record_switch_edge (rewritten for new API), remove goto.
6669 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
6671 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
6672 * tree-nested.c: Include pointer-set.h.
6673 (var_map_elt, var_map_eq, var_map_hash): Delete.
6674 (struct nesting_info): Remove GTY marker. Change the two htab_t's
6676 (nesting_info_bitmap_obstack): New.
6677 (lookup_field_for_decl): Adjust for pointer_map API.
6678 (lookup_tramp_for_decl): Adjust for pointer_map API.
6679 (get_nonlocal_debug_decl): Adjust for pointer_map API.
6680 (get_local_debug_decl): Adjust for pointer_map API.
6681 (convert_nl_goto_reference): Adjust for pointer_map API.
6682 (convert_nl_goto_receiver): Adjust for pointer_map API.
6683 (create_nesting_tree): Create outside GGC space. Create bitmap on
6684 the new obstack. Create field_map and var_map as pointer_maps.
6685 (free_nesting_tree): Adjust for changes to create_nesting_tree.
6687 (lower_nested_functions): Move root here, no need to NULL it.
6688 Initialize and release the obstack.
6690 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
6692 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
6693 Remove prototypes and make them non-static.
6694 (struct tree_int_map): Remove.
6695 * tree.h (struct tree_int_map): Move here, turning TO into an
6697 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
6699 * tree.h (TREE_COMPLEXITY): Remove.
6700 (struct tree_exp): Remove complexity field.
6701 * tree.c (build1_stat): Don't set it.
6703 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
6704 Victor Kaplansky <victork@il.ibm.com>
6706 * tree-vectorizer.c (vect_is_simple_use): Support induction.
6707 (vect_is_simple_reduction): Support reduction with induction as
6708 one of the operands.
6709 (vect_is_simple_iv_evolution): Fix formatting.
6710 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
6711 formatting. Don't mark induction phis for vectorization.
6712 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
6713 * tree-vect-transform.c (get_initial_def_for_induction): New function.
6714 (vect_get_vec_def_for_operand): Support induction.
6715 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
6717 (vectorizable_reduction): Support reduction with induction as one of
6719 (vectorizable_type_demotion): Use def-type of stmt argument rather
6720 than dummy def-type.
6722 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
6723 flag_tree_scev_cprop.
6724 * common.opt (tree-scev-cprop): New flag.
6726 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
6727 call to vect_get_new_vect_var.
6729 2007-02-06 Ira Rosen <irar@il.ibm.com>
6731 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
6732 vectype is not NULL.
6733 (vect_pattern_recog_1): Likewise.
6735 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6737 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
6738 (fold_negate_expr): Likewise.
6740 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
6743 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
6744 even if cv-qualification is the same.
6746 2007-02-05 Geoffrey Keating <geoffk@apple.com>
6748 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
6749 __enable_execute_stack on completion.
6751 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6753 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
6754 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
6755 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
6756 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
6757 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
6758 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
6759 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
6760 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
6762 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6764 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
6765 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
6766 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
6767 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
6768 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
6769 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
6770 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
6771 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
6772 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
6773 umuldi3_highpart_rex64, umulsi3_highpart_insn,
6774 umulsi3_highpart_zext, smuldi3_highpart_rex64,
6775 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
6776 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
6777 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
6778 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
6779 sqrtextenddfxf2_i387): Added amdfam10_decode.
6781 * config/i386/athlon.md (athlon_idirect_amdfam10,
6782 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
6783 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
6784 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
6785 athlon_ivector_store_amdfam10): New define_insn_reservation.
6786 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
6789 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6791 * config/i386/athlon.md (athlon_call_amdfam10,
6792 athlon_pop_amdfam10, athlon_lea_amdfam10): New
6793 define_insn_reservation.
6794 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
6795 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
6796 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
6798 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6800 * config/i386/athlon.md (athlon_sseld_amdfam10,
6801 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
6802 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
6804 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6806 * config/i386/athlon.md (athlon_sseins_amdfam10): New
6807 define_insn_reservation.
6808 * config/i386/i386.md (sseins): Added sseins to define_attr type
6809 and define_attr unit.
6810 * config/i386/sse.md: Set type attribute to sseins for insertq
6813 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6815 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
6816 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
6817 ssecomi_load_amdfam10, ssecomi_amdfam10,
6818 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
6819 define_insn_reservation.
6820 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
6822 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6824 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
6825 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
6826 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
6827 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
6828 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
6829 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
6830 define_insn_reservation.
6832 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
6833 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
6834 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
6835 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
6836 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
6838 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6840 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
6841 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
6842 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
6843 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
6844 athlon_ssemul_load_k8): Added amdfam10.
6846 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6848 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
6849 (x86_sse_unaligned_move_optimal): New variable.
6851 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
6853 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
6854 for unaligned vector SSE double/single precision loads for AMDFAM10.
6856 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6858 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
6859 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
6860 Define TARGET_CPU_DEFAULT_amdfam10.
6861 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
6862 (processor_type): Add PROCESSOR_AMDFAM10.
6864 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
6865 processor_type in config/i386/i386.h.
6866 Enable imul peepholes for TARGET_AMDFAM10.
6868 * config.gcc: Add support for --with-cpu option for amdfam10.
6870 * config/i386/i386.c (amdfam10_cost): New variable.
6871 (m_AMDFAM10): New macro.
6872 (m_ATHLON_K8_AMDFAM10): New macro.
6873 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
6874 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
6875 x86_promote_QImode, x86_integer_DFmode_moves,
6876 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6877 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
6878 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
6879 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
6880 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
6881 Enable/disable for amdfam10.
6882 (override_options): Add amdfam10_cost to processor_target_table.
6883 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
6884 processor_alias_table.
6885 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
6886 (ix86_adjust_cost): Add code for amdfam10.
6888 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
6890 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
6891 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
6892 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
6893 * config/i386/i386.h: Add builtin definition for SSE4A.
6894 * config/i386/i386.md: Add support for ABM instructions
6896 * config/i386/sse.md: Add support for SSE4A instructions
6897 (movntss, movntsd, extrq, insertq).
6898 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
6899 Add -march=amdfam10 flag.
6900 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
6901 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
6903 * doc/extend.texi: Add documentation for SSE4A builtins.
6905 2007-02-05 Bob Wilson <bob.wilson@acm.org>
6907 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
6909 2007-02-05 Richard Guenther <rguenther@suse.de>
6911 * tree-vectorizer.h (vectorizable_function): Add argument type
6912 argument, change return type.
6913 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
6914 * tree-vect-transform.c (vectorizable_function): Handle extra
6915 argument, return vectorized function decl.
6916 (build_vectorized_function_call): Remove.
6917 (vectorizable_call): Handle calls with result and argument types
6918 differing. Handle loop vectorization factor correctly.
6919 * targhooks.c (default_builtin_vectorized_function): Adjust for
6921 * targhooks.h (default_builtin_vectorized_function): Likewise.
6922 * target.h (builtin_vectorized_function): Add argument type
6924 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
6925 extra argument, allow vectorizing of lrintf.
6926 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
6927 documentation of target hook.
6929 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
6932 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
6933 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
6934 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
6936 2007-02-05 Roger Sayle <roger@eyesopen.com>
6938 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
6939 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
6940 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
6941 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
6942 before canonicalizing sincos to cexpi.
6943 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
6945 2007-02-05 Roger Sayle <roger@eyesopen.com>
6947 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
6948 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
6949 (alpha_init_builtins): Use alpha_add_builtins to process tables.
6951 2007-02-05 Roger Sayle <roger@eyesopen.com>
6953 * mips-tfile.c (initialize_init_file): Correct endianness test.
6955 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
6957 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
6960 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6962 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
6963 saves in a PARALLEL before the register assignments.
6965 2007-02-05 Richard Sandiford <richard@codesourcery.com>
6967 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
6968 DWARF_FRAME_RETURN_COLUMN to be a general register.
6969 * dwarf2out.c (init_return_column_size): New function, split from...
6970 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
6971 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
6972 to be nongeneral registers.
6973 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
6975 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
6976 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
6978 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6980 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
6982 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
6984 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
6985 (remove_path): Use can_remove_branch_p and remove_branch instead
6986 of loop_delete_branch_edge.
6987 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
6988 (tree_transform_and_unroll_loop): Remove dead branches immediately.
6989 Update profile using scale_dominated_blocks_in_loop.
6990 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
6991 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
6992 (can_remove_branch_p, remove_branch): Declare.
6993 * tree-cfg.c (tree_can_remove_branch_p): New function.
6994 (tree_cfg_hooks): Add tree_can_remove_branch_p.
6995 * cfgrtl.c (rtl_can_remove_branch_p): New function.
6996 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
6998 2007-02-05 Jan Hubicka <jh@suse.cz>
7001 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
7002 nodes in cgraph, don't remove offline copy of the function.
7004 2007-02-04 Jan Hubicka <jh@suse.cz>
7006 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
7007 vectors might cause maybe_lookup_element_for_expr to be called
7008 on non-sra-candidate.
7010 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7012 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
7013 config/bfin/bfin.md, config/bfin/predicates.md: Follow
7014 spelling conventions.
7016 2007-02-04 Richard Guenther <rguenther@suse.de>
7019 * fold-const.c (try_move_mult_to_index): Make sure to not
7020 overflow one dimension of a multi-dimensional array access.
7022 2007-02-04 Jan Hubicka <jh@suse.cz>
7024 * passes.c (init_optimization_passes): Reindent.
7026 2007-02-04 Jan Hubicka <jh@suse.cz>
7027 Eric Botcazou <ebotcazou@adacore.com>
7029 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
7030 (execute_fixup_cfg): Break out the abnormal goto code.
7031 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
7032 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
7033 (optimize_inline_calls): Call make_nonlocal_label_edges.
7035 2007-02-04 Jan Hubicka <jh@suse.cz>
7037 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
7038 true when something was changed.
7039 (rename_ssa_copies): When something was changed, do
7040 TODO_remove_unused_locals.
7041 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7042 add TODO_remove_unused_locals when instruction was removed.
7044 2007-02-04 Jan Hubicka <jh@suse.cz>
7046 * ipa-inline.c (try_inline): Improve debug output; work on already
7048 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
7049 call try_inline for already inlined edges too when flattening;
7050 inline also functions that make callee growth but overall unit size
7053 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7055 * config/m32c/bitops.md, config/m32c/jump.md,
7056 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
7057 config/m32r/m32r.h, config/m32r/m32r.md,
7058 config/m32r/predicates.md, config/m68hc11/larith.asm,
7059 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
7060 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
7061 config/mips/mips-protos.h, config/mips/mips.c,
7062 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
7063 config/mn10300/mn10300.h, config/mn10300/predicates.md,
7064 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
7065 spelling conventions.
7067 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
7068 Follow spelling conventions.
7070 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
7072 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
7073 warn about C++0x compatibility.
7075 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7077 * config/h8300/h8300.c, config/h8300/h8300.h,
7078 config/h8300/h8300.md: Follow spelling conventions.
7080 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
7083 * combine.c (try_combine): Do not substitute source operand
7084 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
7086 2007-02-03 Jan Hubicka <jh@suse.cz>
7088 PR gcov-profile/30650
7089 * value-prof.c (stringop_block_profile): Fix handling of size counter;
7090 do not divide by zero for never executed counters.
7091 (tree_find_values_to_profile): Fix counters.
7092 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
7094 2007-02-03 Ian Lance Taylor <iant@google.com>
7096 * lower-subreg.c (simple_move_operand): New static function,
7097 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
7099 (simple_move): Call simple_move_operand.
7100 (find_decomposable_subregs): Add special handling of MEMs.
7101 (can_decompose_p): Rename from cannot_decompose_p. Reverse
7102 meaning of return value. If we see a hard register, test whether
7103 it can store a word_mode value. Change all callers.
7105 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7107 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
7108 ftrapv insns and expanders.
7109 (subdi3): Change define_expand operand 1 to arith11_operand, and
7110 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
7111 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
7112 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
7116 * varasm.c (notice_global_symbol): Treat global objects as weak when
7119 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7121 * emit-rtl.c (dconstpi): Delete.
7123 (init_emit_once): Delete dconstpi and init dconstsqrt2.
7124 * real.h (dconstpi): Delete.
7126 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
7127 (fold_builtin_hypot): Likewise.
7129 2007-02-03 Tom Tromey <tromey@redhat.com>
7132 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
7133 -gcoff3, -gxcoff3, -gvms3 implies -dD.
7135 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
7137 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
7138 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
7139 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
7140 config/rs6000/cell.md, config/rs6000/darwin.h,
7141 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
7142 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
7143 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
7144 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
7145 typos. Follow spelling conventions.
7146 * doc/invoke.texi: Follow spelling conventions.
7148 2007-02-03 Roger Sayle <roger@eyesopen.com>
7150 * simplify-rtx.c (simplify_relational_operation_1): Implement some
7151 canonicalization transformations that attempt to simplify integer
7152 constant comparisons to become comparisons against zero.
7154 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7156 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
7158 * fold-const.c (fold_binary): Fix comment typos. Fold complex
7159 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
7161 2007-02-02 Mike Stump <mrs@apple.com>
7163 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
7164 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
7165 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
7166 generate a branch island.
7168 2007-02-02 Bob Wilson <bob.wilson@acm.org>
7170 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
7171 (xtensa_legitimate_address_p): New.
7172 (xtensa_legitimize_address): New.
7173 (xtensa_output_addr_const_extra): New.
7174 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
7176 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
7177 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
7178 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
7179 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
7180 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
7181 (xtensa_legitimize_address): New.
7182 (xtensa_output_addr_const_extra): New.
7184 2007-02-02 Steve Ellcey <sje@cup.hp.com>
7186 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
7188 2007-02-02 Ian Lance Taylor <iant@google.com>
7190 * expmed.c (expand_divmod): Add comment.
7192 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
7194 * emit-rtl.c (renumber_insns): Remove.
7195 * flags.h: Remove the extern for flag_renumber_insns.
7196 * rtl.h: Remove the prototype for renumber_insns.
7197 * toplev.c (flag_renumber_insns): Remove.
7199 2007-02-02 Hui-May Chang <hm.chang@apple.com>
7201 Revert for x86 darwin:
7202 2005-06-19 Uros Bizjak <uros@kss-loka.si>
7204 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
7205 code before the following patch under TARGET_MACHO.
7206 (ix86_function_value_regno_p): Likewise.
7208 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7210 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
7213 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7216 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
7217 general or fp registers. Add comments.
7218 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
7220 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
7222 * pointer-set.c (insert_aux): Only return insertion slot.
7223 (pointer_set_insert): Adjust.
7224 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
7225 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
7226 pointer_map_traverse): New.
7227 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
7228 pointer_map_create, pointer_map_destroy, pointer_map_insert,
7229 pointer_map_contains, pointer_map_traverse): Declare.
7231 2007-02-02 Jakub Jelinek <jakub@redhat.com>
7234 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
7235 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
7237 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7239 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
7241 (struct _dep): New type.
7242 (dep_t): New typedef.
7243 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
7244 (DEP_STATUS): New access macro. The macro with the same name was
7245 renamed to DEP_LINK_STATUS.
7246 (dep_init): Declare function
7248 (struct _dep_link): New type.
7249 (dep_link_t): New typedef.
7250 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
7251 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
7252 (DEP_LINK_STATUS): New macro.
7253 (debug_dep_links): New debug function.
7255 (struct _deps_list): New type.
7256 (deps_list_t): New typedef.
7257 (DEPS_LIST_FIRST): New access macro.
7258 (FOR_EACH_DEP_LINK): New cycle macro.
7259 (create_deps_list, free_deps_list, delete_deps_list): Declare
7261 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
7262 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7263 (copy_deps_list_change_con): Ditto.
7265 (move_dep_link): Declare function.
7267 (struct _dep_node): New type.
7268 (dep_node_t): New typedef.
7269 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
7271 (struct haifa_insn_data.back_deps): New field to hold backward
7272 dependencies of the insn.
7273 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
7275 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
7276 Change its type to deps_list_t.
7277 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
7278 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
7279 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
7281 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
7283 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
7285 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
7287 (dep_cost): Declare.
7289 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
7290 (ds_to_dk, dk_to_ds): New functions.
7292 (init_dep_1): New static function.
7293 (init_dep): New function.
7294 (copy_dep): New static function.
7296 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
7298 (detach_dep_link): New static function.
7299 (move_dep_link): New function.
7301 (dep_links_consistent_p, dump_dep_links): New static functions.
7302 (debug_dep_links): New debugging function.
7304 (deps_obstack, dl_obstack, dn_obstack): New static variables.
7306 (alloc_deps_list, init_deps_list): New static functions.
7307 (create_deps_list): New function.
7308 (clear_deps_list): New static function.
7309 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
7310 (deps_list_consistent_p, dump_deps_list): New static functions.
7311 (debug_deps_list): New function.
7312 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
7314 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
7316 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
7317 use new scheduler dependencies lists.
7318 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
7319 (sched_analyze): Ditto. Initialize dependencies lists.
7320 (add_forw_dep, compute_forward_dependences): Update to use new
7321 scheduler dependencies lists.
7323 (init_dependency_caches): Init deps_obstack.
7324 (free_dependency_caches): Free deps_obstack.
7326 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
7327 new scheduler dependencies lists.
7328 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
7329 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7331 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
7332 Update to use new scheduler dependencies lists.
7333 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
7334 (debug_dependencies): Ditto.
7335 (schedule_region): Update comments.
7337 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
7338 scheduler dependencies lists.
7339 (schedule_ebb): Update comments.
7341 * rtl.def (DEPS_LIST): Remove.
7343 * lists.c (unused_deps_list): Remove.
7344 (free_list): Update assertions.
7346 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
7347 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7349 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
7350 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7352 * haifa-sched.c (comments): Update.
7353 (insn_cost1): Remove. Inline the code into insn_cost ().
7354 (insn_cost): Update to use new scheduler dependencies lists. Move
7355 processing of the dependency cost to dep_cost ().
7356 (dep_cost): New function. Use it instead of insn_cost () when
7357 evaluating cost of the dependency. Use compatible interface to
7358 interact with the target.
7359 (priority): Update to use new scheduler dependencies lists.
7360 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
7361 with greater number of insns that depend on the insn.
7362 (schedule_insn): Update to use new scheduler dependencies lists. Add
7363 code to free backward dependencies lists. Inline and optimize code
7364 from resolve_dep () - see PR28071.
7365 (ok_for_early_queue_removal): Update to use new scheduler dependencies
7366 lists. Update call to targetm.sched.is_costly_dependence hook.
7368 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
7369 scheduler dependencies lists.
7371 (resolve_dep): Remove. Move the logic to schedule_insn ().
7372 (init_h_i_d): Initialize dependencies lists.
7374 (process_insn_depend_be_in_spec): Rename to
7375 process_insn_forw_deps_be_in_spec. Update to use new scheduler
7377 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
7378 Update to use new scheduler dependencies lists.
7379 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
7381 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
7382 new scheduler dependencies lists.
7383 (build_intra_loop_deps): Ditto.
7385 * target.h (struct _dep): Declare to use in
7386 gcc_target.sched.is_costly_dependence.
7387 (struct gcc_target.sched.adjust_cost): Fix typo.
7388 (struct gcc_target.sched.is_costly_dependence): Change signature to use
7389 single dep_t parameter instead of an equivalent triad.
7390 (struct gcc_target.sched.adjust_cost_2): Remove.
7392 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
7394 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
7396 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
7398 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
7400 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
7401 (REG_DEP_TRUE): Document.
7403 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
7404 Change signature to correspond to the targetm.sched.adjust_cost hook.
7405 Update use in TARGET_SCHED_ADJUST_COST_2.
7406 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
7407 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
7408 new scheduler dependencies lists.
7409 (ia64_gen_check): Ditto.
7411 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
7414 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
7415 signature to correspond to the targetm.sched.is_costly_dependence hook.
7416 (is_costly_group): Update to use new scheduler dependencies lists.
7418 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
7419 instead of INSN_COST () macro.
7421 2007-02-01 Ian Lance Taylor <iant@google.com>
7423 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
7425 2007-02-01 Guy Martin <gmsoft@gentoo.org>
7427 * pa.md (tp_load): Correct mfctl instruction syntax.
7429 2007-02-01 Geoffrey Keating <geoffk@apple.com>
7431 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
7432 altivec_padding_size calculation on AIX. Improve comment, add
7433 assert to verify that it's right.
7435 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
7438 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
7441 * global.c (global_alloc): Add mising initialization of
7444 2007-02-01 Roger Sayle <roger@eyesopen.com>
7446 * alias.c (init_alias_analysis): Correct whitespace.
7447 * bb-reorder.c (fix_edges_for_rarely_executed_code,
7448 partition_hot_cold_basic_blocks): Likewise.
7449 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
7450 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
7451 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
7452 fold_builtin_snprintf_chk, fold_builtin_printf,
7453 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
7454 do_mpfr_arg3, do_mpfr_sincos): Likewise.
7455 * cfgcleanup.c (cleanup_cfg): Likewise.
7456 * cfgexpand.c (tree_expand_cfg): Likewise.
7457 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
7458 * function.c (get_next_funcdef_no): Likewise.
7459 * gengtype.c (main): Likewise.
7460 * genmodes.c (main): Likewise.
7461 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
7462 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
7463 * ifcvt.c (noce_emit_move_insn): Likewise.
7464 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
7466 * stor-layout.c (get_best_mode): Likewise.
7467 * tree-ssa-loop-niter.c (get_val_for): Likewise.
7468 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
7469 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
7470 perform_var_substitution, solve_graph): Likewise.
7471 * tree-vrp.c (vrp_finalize): Likewise.
7473 2007-02-01 Ian Lance Taylor <iant@google.com>
7475 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
7476 high part of a paradoxical subreg, return a constant zero.
7478 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
7480 * toplev.c (lang_dependent_init): Call init_set_costs.
7481 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
7483 2007-02-01 Richard Guenther <rguenther@suse.de>
7486 * fold-const.c (fold_negate_expr): Allow negating a
7487 constant if overflow does not change.
7489 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7491 * doc/c-tree.texi (Expression trees): Improve markup.
7492 * doc/tm.texi (Register Classes, Addressing Modes)
7493 (Floating Point): Fix spacing after abbreviations. Fix some
7496 2007-02-01 Ben Elliston <bje@au.ibm.com>
7498 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
7499 * doc/contrib.texi: Likewise.
7500 * doc/install.texi: Likewise.
7502 2007-01-31 Richard Henderson <rth@redhat.com>
7503 Ian Lance Taylor <iant@google.com>
7505 * lower-subreg.c: New file.
7506 * rtl.def (CONCATN): Define.
7507 * passes.c (init_optimization_passes): Add pass_lower_subreg and
7509 * emit-rtl.c (update_reg_offset): New static function, broken out
7510 of gen_rtx_REG_offset.
7511 (gen_rtx_REG_offset): Call update_reg_offset.
7512 (gen_reg_rtx_offset): New function.
7513 * regclass.c: Revert patch of 2006-03-05, restoring
7515 (clear_reg_info_regno): New function.
7516 * dwarf2out.c (concatn_loc_descriptor): New static function.
7517 (loc_descriptor): Handle CONCATN.
7518 * common.opt (fsplit_wide_types): New option.
7519 * opts.c (decode_options): Set flag_split_wide_types when
7521 * timevar.def (TV_LOWER_SUBREG): Define.
7522 * rtl.h (gen_reg_rtx_offset): Declare.
7523 (reg_scan_update): Declare.
7524 * regs.h (clear_reg_info_regno): Declare.
7525 * tree-pass.h (pass_lower_subreg): Declare.
7526 (pass_lower_subreg2): Declare.
7527 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
7528 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
7530 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
7531 * Makefile.in (OBJS-common): Add lower-subreg.o.
7532 (lower-subreg.o): New target.
7534 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7536 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
7538 2007-01-31 Anatoly Sokolov <aesok@post.ru>
7541 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
7543 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7546 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
7548 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
7550 * cfgloop.h: Include vec-prim.h.
7551 (enum li_flags): Remove LI_ONLY_OLD.
7552 (loop_iterator): Changed.
7553 (fel_next, fel_init): Iterate over loop tree.
7554 (FOR_EACH_LOOP_BREAK): New macro.
7555 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
7557 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
7558 * modulo-sched.c (sms_schedule): Ditto.
7559 * tree-vectorizer.c (vectorize_loops): Ditto.
7560 * doc/loop.texi: Update information on loop numbering and behavior of
7561 FOR_EACH_LOOP wrto new loops.
7562 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
7563 add_to_evolution_1): Test nestedness of loops instead of comparing
7565 * tree-chrec.c (chrec_fold_plus_poly_poly,
7566 chrec_fold_multiply_poly_poly, chrec_evaluate,
7567 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
7568 reset_evolution_in_loop): Ditto.
7569 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
7571 2007-01-31 Dirk Mueller <dmueller@suse.de>
7573 * c-common.c (warn_about_parentheses): Separate warning about
7574 un-parenthized sequence of comparison operators from the one
7575 which is supposed to warn about x <= y <= z.
7577 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
7579 * optabs.h (enum optab_index): Add new OTI_isinf.
7580 (isinf_optab): Define corresponding macro.
7581 * optabs.c (init_optabs): Initialize isinf_optab.
7582 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
7584 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
7585 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
7587 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
7588 expand_builtin_interclass_mathfn.
7589 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
7590 * config/i386/i386.md (UNSPEC_FXAM): New constant.
7591 (fxam<mode>2_i387): New insn pattern.
7592 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
7593 built-in functions as x87 inline asm.
7595 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7597 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
7599 2007-01-30 Eric Christopher <echristo@apple.com>
7601 * config.gcc: Add geode.
7603 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7605 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
7606 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
7607 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
7608 value-prof.c: Fix comment typos.
7610 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7613 * doc/invoke.texi (Wpointer-arith): Document warning.
7615 2007-01-30 Janis Johnson <janis187@us.ibm.com>
7617 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
7618 the list of discrepancies from the draft TR.
7620 2007-01-30 Dirk Mueller <dmueller@suse.de>
7623 * doc/invoke.texi (-Wreturn-type): Update description to
7626 2007-01-30 Richard Sandiford <richard@codesourcery.com>
7628 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
7630 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
7632 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
7633 to handle optabs that operate on floating point input argument and
7634 output to integer output.
7635 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
7636 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
7637 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
7638 expand_builtin_interclass_mathfn ().
7639 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
7641 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
7642 ilogbl built-in functions as x87 intrinsics.
7644 2007-01-30 Richard Guenther <rguenther@suse.de>
7647 * dwarf2out.c (reference_to_unused): Query varpool if the
7648 variable was output.
7650 2007-01-30 Richard Guenther <rguenther@suse.de>
7653 * passes.c (execute_one_pass): Reset in_gimple_form to not
7654 confuse non-unit-at-a-time mode.
7656 2007-01-29 Roger Sayle <roger@eyesopen.com>
7657 Richard Guenther <rguenther@suse.de>
7659 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
7660 avoid undefined behaviour on overflow. Use force_fit_type_double
7661 to construct the constant with the specified TREE_OVERFLOW.
7663 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7665 * config/dfp-bit.c: Add parameterized support for fp exceptions.
7666 * config/dfp-bit.h: Ditto.
7668 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7670 * c-decl.c (pop_scope): Replace warnings with call to
7671 warn_for_unused_label.
7672 * c-common.h (warn_for_unused_label): Declare.
7673 * c-common.c (warn_for_unused_label): Define.
7675 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7677 * tree-optimize.c (update_inlined_to_pointers): Delete unused
7680 2007-01-29 Janis Johnson <janis187@us.ibm.com>
7682 * Makefile.in (USER_H): Remove decfloat.h.
7683 * ginclude/decfloat.h: Delete, moving contents to ...
7684 * ginclude/float.h: Add support for decimal floating point,
7685 guarded by __STDC_WANT_DEC_FP__.
7687 2007-01-29 Mike Stump <mrs@apple.com>
7689 * doc/gccint.texi (Top): Rename Loop Representation to Loop
7690 Analysis and Representation to resolve case insensitive conflict.
7691 * doc/loop.texi (Loop Analysis and Representation): Likewise.
7693 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
7695 * tree.h (struct tree_memory_tag): Add aliases member.
7696 (MTAG_ALIASES): New macro.
7697 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
7698 (add_may_alias): Remove pointer-set. Update for may_aliases being
7700 (mark_aliases_call_clobbered): Update for may_aliases being a
7702 (compute_tag_properties): Ditto.
7703 (create_partition_for): Ditto.
7704 (compute_memory_partitions): Ditto.
7705 (dump_may_aliases_for): Ditto.
7706 (is_aliased_with): Ditto.
7707 (add_may_alias_for_new_tag): Ditto.
7708 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
7709 (compute_is_aliased): New function.
7710 (compute_may_aliases): Call compute_is_aliased).
7711 (init_alias_info): Initialize alias_bitmap_obstack.
7712 (union_alias_set_into): New function.
7713 (compute_flow_sensitive_aliasing): Use union_aliases_into.
7714 (have_common_aliases_p): Rewrite to take two bitmaps and use
7716 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
7718 (finalize_ref_all_pointers): Update for add_may_alias changes.
7719 (new_type_alias): Ditto.
7720 * tree-flow-inline.h (may_aliases): Return a bitmap.
7721 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
7722 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
7723 may_aliases being a bitmap.
7724 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
7725 may_aliases now returns a bitmap.
7726 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
7728 * tree-ssa-operands.c (add_virtual_operand): Update for
7729 may_aliases being a bitmap.
7731 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
7733 PR tree-optimization/30630
7734 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
7735 variable as changed.
7737 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
7740 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
7741 expanded only once even if an error occurs.
7743 2007-01-29 Ben Elliston <bje@au.ibm.com>
7745 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
7746 (__gcov_average_profiler): Likewise.
7747 (__gcov_ior_profiler): Likewise.
7748 (__gcov_merge_ior): Likewise.
7750 2007-01-28 Jan Hubicka <jh@suse.cz>
7752 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
7753 * value-prof.c (stringop_block_profile): Likewise.
7755 2007-01-28 Jan Hubicka <jh@suse.cz>
7757 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
7758 variant handling histograms; add wrapper.
7759 (clear_storage_via_libcall): Export.
7760 (emit_block_move_hints): Break out from ...; add histograms.
7761 (emit_block_move): ... this one.
7762 (clear_storage_hints): Break out from ...; add histograms.
7763 (clear_storage): ... this one.
7764 (set_storage_via_memset): Handle histogram.
7765 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
7766 (clear_storage_hints, clear_storage_via_libcall): Declare.
7767 (set_storage_via_setmem): Update prototype.
7768 * doc/md.texi (movmem, setmem): Document new arguments.
7770 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
7772 (stringop_block_profile): New global function.
7773 (tree_stringops_values_to_profile): Profile block size and alignment.
7774 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
7776 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
7777 (stringop_block_profile): Declare.
7778 * builtins.c: Include value-prof.h.
7779 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
7780 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
7781 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
7782 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
7783 * profile.c (instrument_values): Add new counters.
7784 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
7786 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
7787 (tree_init_edge_profiler): Build new profilers.
7788 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
7789 (pass_tree_profile): Add dump.
7790 (tree_profile_hooks): Update.
7791 * Makefile.in (LIBGCOV): Add new constants.
7792 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
7793 __gcov_ior_profiler): New.
7794 * i386.md (movmem/setmem expanders): Add new optional arguments.
7796 2007-01-28 David Edelsohn <edelsohn@gnu.org>
7798 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
7800 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7802 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
7803 (tree_unswitch_single_loop): Pass eni_size_weights to
7804 tree_num_loop_insns.
7805 * tree-ssa-loop-manip.c: Include tree-inline.h.
7806 (can_unroll_loop_p): Pass eni_size_weights to
7807 tree_num_loop_insns.
7808 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
7809 Pass eni_size_weights to estimate_num_insns.
7810 * tree.h (init_inline_once): Export.
7811 * toplev.c (backend_init): Call init_inline_once.
7812 * cgraphunit.c (cgraph_process_new_functions,
7813 cgraph_analyze_function): Pass eni_inlining_weights to
7815 * ipa-inline.c (compute_inline_parameters): Ditto.
7816 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
7817 to estimate_num_insns.
7818 (try_unroll_loop_completely): Pass eni_size_weights to
7819 tree_num_loop_insns.
7820 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
7821 ot estimate_num_insns.
7822 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
7823 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
7824 * tree-inline.c (eni_inlining_weights, eni_size_weights,
7825 eni_time_weights): New variables.
7826 (init_inline_once): Initialize them.
7827 (struct eni_data): Mew.
7828 (estimate_num_insns_1, estimate_num_insns): Use weights.
7829 * tree-inline.h (struct eni_weights_d): New.
7830 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
7831 (estimate_num_insns): Declaration changed.
7832 * cfgloop.h (tree_num_loop_insns): Declaration changed.
7833 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
7834 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
7836 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
7838 * tree-data-ref.c (conflict_fn): Assert that the number of affine
7839 relations in the conflict function is valid.
7841 2007-01-27 Ian Lance Taylor <iant@google.com>
7843 * common.opt: Add fstrict-overflow.
7844 * opts.c (decode_options): Set flag_strict_overflow if -O2.
7845 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
7846 (TYPE_OVERFLOW_UNDEFINED): Define.
7847 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
7849 * tree.h (TYPE_TRAP_SIGNED): Don't define.
7850 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
7851 (fold_negate_expr): Likewise.
7852 (make_range): Likewise.
7853 (extract_muldiv_1): Likewise.
7854 (maybe_canonicalize_comparison): Likewise.
7855 (fold_comparison): Likewise.
7856 (fold_binary): Likewise.
7857 (tree_expr_nonnegative_p): Likewise.
7858 (tree_expr_nonzero_p): Likewise.
7859 * tree-vrp.c (compare_values): Likewise.
7860 (extract_range_from_binary_expr): Likewise.
7861 (extract_range_from_unary_expr): Likewise.
7862 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
7864 (nowrap_type_p): Likewise.
7865 * tree-scalar-evolution.c (simple_iv): Likewise.
7866 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
7867 (build_range_check): Likewise.
7868 (extract_muldiv_1): Likewise.
7869 (fold_comparison): Likewise.
7870 * tree-vrp.c (vrp_int_const_binop): Likewise.
7871 (extract_range_from_unary_expr): Likewise.
7872 * convert.c (convert_to_integer): Likewise.
7873 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
7874 (fold_comparison): Likewise.
7875 (fold_binary): Likewise.
7876 * optabs.c (optab_for_tree_code): Likewise.
7877 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
7878 * simplify-rtx.c (simplify_const_relational_operation): Check
7879 flag_strict_overflow and flag_trapv.
7880 (simplify_const_relational_operation): Likewise.
7881 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
7882 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
7885 2007-01-27 Roger Sayle <roger@eyesopen.com>
7887 * tree.c (tree_fold_gcd): Delete.
7888 * tree.h (tree_fold_gcd): Remove prototype.
7889 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
7890 test whether one constant integer is a multiple of another. Instead
7891 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
7892 * fold-const.c (multiple_of_p): We've determined both TOP and
7893 BOTTOM are integer constants so we can call int_const_binop directly
7894 instead of the more generic const_binop.
7896 2007-01-27 Roger Sayle <roger@eyesopen.com>
7898 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
7899 1*X check that the constant hasn't overflowed, to preserve the
7901 (round_up): Provide an efficient implementation when rouding-up an
7902 INTEGER_CST to a power-of-two.
7904 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7906 * doc/sourcebuild.texi: Add comma for clarity.
7907 * doc/extend.texi: Fix some typos.
7908 * doc/passes.texi: Likewise.
7909 * doc/cppinternals.texi: Likewise.
7910 * doc/c-tree.texi: Likewise.
7911 * doc/tree-ssa.texi: Likewise.
7912 * doc/install.texi: Likewise.
7914 2007-01-27 Jan Hubicka <jh@suse.cz>
7916 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
7917 (pass_sra): Do not require alias information.
7918 * passes.c (init_optimization_passes): Add SRA
7920 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
7922 * tracer.c (rest_of_handle_tracer): We already cleaned
7923 up the CFG in tracer() so don't do it here again.
7924 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
7925 cleanup_cfg here, either. And don't call renumber_insns.
7927 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
7928 and BB_HEAD are in the insn stream here. Instead make sure
7929 that BB_INSN is valid on all insns. Also, do check here that
7930 there are no pending branch predictions...
7931 (rtl_verify_flow_info): ...instead of doing it here. Checks
7932 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
7935 2007-01-26 Roger Sayle <roger@eyesopen.com>
7937 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
7938 function to simplify/factorize operand order canonicalization.
7939 (ix86_fixup_binary_operands): Reorganize using the above function.
7940 (ix86_binary_operator_ok): Likewise.
7942 2007-01-27 Jakub Jelinek <jakub@redhat.com>
7944 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
7945 file scope from optimize_attrs.
7946 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
7948 (optimize_attrs): Clear insn_code_values after freeing it.
7950 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7952 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
7953 a parts.base assignment.
7955 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
7957 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
7958 (compute_subscript_distance, initialize_data_dependence_relation,
7959 finalize_ddr_dependent, analyze_ziv_subscript,
7960 analyze_siv_subscript_cst_affine,
7961 compute_overlap_steps_for_affine_univar,
7962 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
7963 analyze_siv_subscript, analyze_miv_subscript,
7964 analyze_overlapping_iterations, subscript_dependence_tester_1,
7965 compute_self_dependence, free_dependence_relation): Work
7966 with affine_fn instead of chrecs.
7967 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
7968 common_affine_function, affine_function_base,
7969 affine_function_constant_p, affine_fn_op, affine_fn_plus,
7970 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
7971 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
7972 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
7973 (all_chrecs_equal_p): Removed.
7974 * tree-data-ref.h (affine_fn, conflict_function): New types.
7975 (struct subscript): Change type of conflicting_iterations_in_a
7976 and conflicting_iterations_in_b.
7978 2007-01-26 Steve Ellcey <sje@cup.hp.com>
7981 * config/pa/pa.h (TARGET_HPUX_11): New.
7982 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
7983 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
7985 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
7986 Richard Guenther <rguenther@suse.de>
7988 * tree-ssa-structalias.c (solve_graph): Handle case
7989 we merged the variable to another.
7991 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7993 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
7996 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
7997 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
7999 2007-01-25 DJ Delorie <dj@redhat.com>
8001 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
8002 allow changes to modes which don't fit in those registers.
8004 * reload1.c (choose_reload_regs): Check for invalid subregs before
8005 computing their locations, not after.
8007 2007-01-25 Geoffrey Keating <geoffk@apple.com>
8010 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
8011 save Altivec registers in an eh_return function.
8012 (compute_vrsave_mask): Likewise.
8013 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
8014 for saving Altivec registers.
8015 (rs6000_emit_prologue): Don't allocate stack twice in
8016 eh_return function. Correct expected value of altivec_save_offset
8017 when using save_world. Describe save of R0 to stack when using
8018 save_world. Describe stack pointer adjustment when using
8019 save_world. Remove duplicated eh_return parameter register saving.
8020 Update sp_offset variable after save_world.
8021 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
8023 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
8024 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
8027 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8029 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
8031 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8034 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
8035 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
8037 2007-01-25 Richard Guenther <rguenther@suse.de>
8039 * doc/invoke.texi (-Wcoverage-mismatch): Document.
8040 * common.opt (-Wcoverage-mismatch): New warning option.
8041 * coverage.c (get_coverage_counts): Ignore coverage mismatch
8042 if -Wcoverage-mismatch is given.
8044 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
8046 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
8047 (ipcp_driver): Change to static definition.
8048 Add dumping of the ifunctions.
8049 (constant_val_insert): Remove unused parameter. Support for SSA.
8050 (ipcp_propagate_const): Support for SSA.
8051 (ipcp_profile_bb_print): Print only analyzed nodes.
8052 (ipcp_replace_map_create): Remove support for Fortran constant
8054 * ipa-prop.c (ipa_method_modify_stmt,
8055 ipa_callsite_compute_param): Support for SSA.
8056 * ipa-prop.h (ipcp_driver): Remove declaration.
8057 (IS_VALID_TREE_MAP_INDEX): Add define.
8059 2007-01-24 Geoffrey Keating <geoffk@apple.com>
8061 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
8063 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8066 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
8067 constant argument to cabs and do it without checking for
8068 -funsafe-math-optimizations.
8070 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
8072 * c-common.h (RID_FIRST_CXX0X): New.
8073 (RID_LAST_CXX0X): New.
8074 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
8076 * c.opt (Wc++0x-compat): New.
8077 * doc/invoke.texi (-Wc++0x-compat): Document.
8079 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8081 * builtins.c (fold_builtin_carg): New.
8082 (fold_builtin_1): Use it.
8084 2007-01-24 Jan Hubicka <jh@suse.cz>
8086 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
8088 * ipa-inline.c (initial_insns, max_insns): Delete.
8089 (compute_max_insns): New function.
8090 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
8091 of insns as base for code growth.
8092 (cgraph_decide_inlining): Make initial_insns local; do not compute
8094 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
8095 * doc/invoke.texi (inline-unit-growth): Update docs.
8097 2007-01-24 Jakub Jelinek <jakub@redhat.com>
8099 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
8100 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
8101 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
8102 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
8103 for CPUs that have PTA_CX16 set.
8106 * gimplify.c (omp_check_private): New function.
8107 (gimplify_scan_omp_clauses): Use it for
8108 firstprivate/lastprivate/reduction.
8111 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
8112 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
8115 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
8116 If lower_lastprivate_clauses emits some statements, append them
8117 to dlist rather than body_p and to body_p append an initializer.
8118 (lower_omp_for): Adjust caller.
8120 2007-01-24 Steve Ellcey <sje@cup.hp.com>
8122 * target.h (globalize_decl_name): New.
8123 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8124 * output.h (default_globalize_decl_name): New.
8125 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
8127 (globalize_decl): Ditto.
8128 (default_globalize_decl_name): New.
8129 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
8130 (ia64_handle_version_id_attribute): New.
8131 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8132 (ia64_asm_output_external): Use globalize_decl_name instead
8134 * doc/extend.texi (version_id): New pragma.
8135 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
8137 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8139 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
8140 _uleb128_t and _Unwind_SWord with _sleb128_t.
8141 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
8142 uw_frame_state_for, uw_update_context_1): Likewise.
8143 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
8144 * unwind-pe.h (read_uleb128, read_sleb128,
8145 read_encoded_value_with_base): Likewise.
8146 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
8148 2007-01-24 Richard Guenther <rguenther@suse.de>
8150 * builtins.c (expand_builtin_cexpi): Get the fndecl
8151 for cexp in the correct way.
8153 2007-01-24 Jan Hubicka <jh@suse.cz>
8155 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
8157 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8159 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
8160 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
8161 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
8162 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
8163 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
8164 __SIZEOF_PTRDIFF_T__.
8165 * doc/cpp.texi: Documentation for the new builtin macros added.
8167 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
8169 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
8170 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
8171 instead of operands[2] to avoid access past the end of array.
8173 2007-01-24 Richard Sandiford <richard@codesourcery.com>
8175 * reload1.c (emit_reload_insns): Pass the reload register
8176 for a non-spill output reload through forget_old_reloads_1.
8178 2007-01-23 Joseph Myers <joseph@codesourcery.com>
8180 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8181 _SOFT_DOUBLE if doubles use software floating-point.
8182 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
8183 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8184 * config/rs6000/darwin-ldouble.c: Also compile functions for
8185 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
8186 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8187 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
8188 commented-out long double override.
8189 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
8190 * config/rs6000/eabispe.h: Likewise.
8191 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
8192 long double for non-SPE.
8193 (rs6000_handle_option): Likewise.
8194 (invalid_e500_subreg): Disallow more subregs involding DImode,
8195 DFmode, TImode or TFmode.
8196 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
8198 (legitimate_lo_sum_address_p): Also check for TFmode for E500
8200 (rs6000_legitimize_address): Also handle TFmode for E500 double.
8201 (rs6000_legitimize_reload_address): Also handle TFmode for E500
8203 (rs6000_legitimate_address): Also check for TFmode for E500
8205 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
8206 (spe_build_register_parallel): Handle TFmode and TCmode.
8207 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
8209 (function_arg): Handle TFmode and TCmode for E500 double.
8210 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
8212 (print_operand): Handle TFmode and TImode for %y.
8213 (rs6000_generate_compare): Handle TFmode comparisons for E500
8215 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
8216 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
8217 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
8218 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
8219 TFmode for E500 double.
8220 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
8221 (floatsidf2): Enable for E500 double.
8222 (movtf_softfloat): Use rs6000_nonimmediate_operand.
8223 (extenddftf2): Change to extenddftf2_fprs.
8224 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
8225 depending on TARGET_E500_DOUBLE.
8226 (extendsftf2): Enable for E500 double.
8227 (trunctfdf2): Enable for E500 double.
8228 (trunctfsf2): Change to trunctfsf2_fprs.
8229 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
8230 depending on TARGET_E500_DOUBLE.
8231 (floatsitf2): Enable for E500 double.
8232 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
8233 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
8234 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
8235 (negtf2): Change to negtf2_internal.
8236 (negtf2): New expander.
8237 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
8238 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
8239 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
8240 (movdi_internal32): Use rs6000_nonimmediate_operand.
8241 (unnamed splitter): Likewise.
8242 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
8243 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
8244 (SPE64TF, DITI): New mode macros.
8245 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
8248 (frob_<mode>_di_2): New.
8249 (frob_tf_di_8_2): New.
8250 (frob_di_df): Change to frob_di_<mode>; allow more modes.
8252 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
8254 (frob_ti_<mode>_8_2): New.
8255 (frob_ti_tf_2): New.
8256 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
8257 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
8259 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
8260 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
8261 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
8262 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
8263 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
8264 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
8267 2007-01-23 Ian Lance Taylor <iant@google.com>
8269 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
8271 (OBJS-archive): Reformat, alphabetize.
8272 (OBJS): Change out_object_file to OBJS-md.
8274 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
8276 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
8277 JUMP_P and CALL_P predicates where applicable.
8278 * config/i386/i386.c: Ditto.
8279 * config/i386/i386.md: Ditto.
8280 * config/i386/mmx.md: Ditto.
8281 * config/i386/predicates.md: Ditto.
8283 2007-01-22 Andreas Schwab <schwab@suse.de>
8285 * config/m68k/m68k.h: Fix comment.
8287 2007-01-22 Jan Hubicka <jh@suse.cz>
8289 * passes.c (init_optimization_passes): Do not rerun
8290 pass_early_warn_uninitialized.
8292 2007-01-22 Richard Guenther <rguenther@suse.de>
8294 PR tree-optimization/30038
8295 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
8297 (execute_cse_sincos_1): Likewise.
8298 (execute_cse_sincos): Likewise.
8299 (gate_cse_sincos): Likewise.
8300 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
8301 the cexpi() canonicalization of sincos().
8302 * tree-pass.h (pass_cse_sincos): Declare.
8303 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
8305 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8307 PR rtl-optimization/29329
8308 * combine.c (replaced_rhs_insn): Rename to i2mod.
8309 (replaced_rhs_value): Rename to i2mod_new_rhs.
8310 (i2mod_old_rhs): New global variable.
8311 (combine_instructions): Adjust for above change. Save a copy of
8312 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
8313 note are substituted in the second instruction.
8314 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
8315 ditch the note if it pertains to the second eliminated register
8316 and this register is mentioned in i2mod_old_rhs.
8319 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8321 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
8322 the insn to which the note was originally attached.
8324 2007-01-21 Jan Hubicka <jh@suse.cz>
8326 * ipa-inline.c (inlining_mode): Comment, move up.
8327 (cgraph_decide_inlining_incrementally): Do not perform inlining
8328 itself; fix handling of flattening of self recursive functions.
8329 (cgraph_find_cycles): Remove.
8330 (cgraph_flatten_node): Remove.
8331 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
8332 (try_inline): New function.
8333 (cgraph_early_inlining): Update call of
8334 cgraph_decide_inlining_incrementally. Apply inlining here.
8335 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
8337 2007-01-21 Dirk Mueller <dmueller@suse.de>
8340 * tree-vrp.c (check_array_bounds): do not warn
8341 about ADDR_EXPR's of ARRAY_REF's which are immediately
8342 used in binary expressions.
8344 2007-01-21 Ira Rosen <irar@il.ibm.com>
8346 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
8347 read_write_dep and macros for its access.
8348 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
8349 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
8350 argument, call vect_check_interleaving for every independent pair of
8351 data-refs. Mark loads that access the same memory location as a store
8353 (vect_check_dependences): Remove.
8354 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
8355 call, fix the call to vect_analyze_data_ref_dependence.
8356 (vect_analyze_data_ref_access): For statements that access the same
8357 data-ref, check that they are not stores; for loads, check that there
8358 is no store that access the same location.
8360 2007-01-20 Roger Sayle <roger@eyesopen.com>
8361 Joseph Myers <joseph@codesourcery.com>
8363 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
8364 (-fdump-rtl-stack): Likewise.
8365 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
8366 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
8367 (-mpt-fixed): Use @minus{} for minus sign.
8368 (Using Precompiled Headers): Fix under/overfull hbox.
8370 2007-01-20 Jan Hubicka <jh@suse.cz>
8372 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
8373 place within annotation.
8375 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8377 * pa.c (output_move_double): Change array size of xoperands to 4.
8379 2007-01-20 Jan Hubicka <jh@suse.cz>
8381 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
8384 2007-01-19 Ian Lance Taylor <iant@google.com>
8386 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
8387 constant to unsigned HOST_WIDE_INT before negating.
8389 2007-01-19 Ian Lance Taylor <iant@google.com>
8391 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
8393 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
8394 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8395 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
8396 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
8397 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8398 (realloc_vdef, realloc_vuse): Change second parameter to
8400 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
8402 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
8403 unsigned. Change x and lim locals to unsigned.
8404 (realloc_vdef, realloc_vuse): Change num_elem parameter to
8406 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
8407 (copy_virtual_operands): Change i and n locals to unsigned.
8409 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8412 * builtins.c (fold_builtin_1): Handle builtin fdim.
8414 2007-01-20 Jan Hubicka <jh@suse.cz>
8416 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
8417 * tree-ssa-structalias.c (compute_points_to_sets): Do call
8418 init_alias_heapvars.
8419 (init_alias_heapvars): Initialize only when not already initialized.
8420 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
8422 2007-01-19 Roger Sayle <roger@eyesopen.com>
8424 * common.opt (fsigned-zeros): New command line option.
8425 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
8426 of flag_unsafe_math_optimizations.
8427 * opts.c (set_fast_math_flags): The -ffast-math command line option
8428 implies -fno-signed-zeros.
8429 (fast_math_flags_set_p): Likewise.
8431 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
8432 the documentation of -ffast-math appropriately. Wrap long lines.
8434 2007-01-19 Steve Ellcey <sje@cup.hp.com>
8436 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
8437 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
8439 2007-01-19 Tomas Bily <tbily@suse.cz>
8441 * cgraphunit.c (cgraph_finalize_function): Updating of pid
8443 (tree_init_ic_make_global_vars): New function
8444 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
8445 (tree_gen_ic_profiler): New function
8446 (tree_gen_ic_func_profiler): New function
8447 (tree_profiling): Added calling of tree_gen_ic_func_profiler
8448 (tree_profile_hooks): Added hook for indirec/virtual calls
8449 * value-prof.c (tree_find_values_to_profile): New case for
8451 (tree_values_to_profile): Call for determining indirect/virtual
8453 (tree_indirect_call_to_profile): New function
8454 (tree_ic_transform): New function
8455 (tree_ic): New function
8456 (find_func_by_pid): New function
8457 (init_pid_map): New function
8458 (tree_value_profile_transformations): Added check for
8459 indirect/virtual call transformation
8460 * value-prof.h (enum hist_type): New counter type for
8461 indirect/virtual calls
8462 (profile_hooks): Added new hook for profiling indirect/virtual
8464 * profile.c (instrument_values): New case for indirect/virtual
8466 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
8467 (GCOV_COUNTER_V_INDIR): New counter type
8468 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
8469 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
8471 * cgraph.c: Definition of cgraph_max_pid
8472 (cgraph_create_node): Default init of pid attribute
8473 * cgraph.h: Declaration of cgraph_max_pid
8474 (struct cgraph_node): Added pid attribute
8475 * libgcov.c (__gcov_indirect_call_profiler): New function
8476 (__gcov_one_value_profiler_body): New function
8477 (__gcov_one_value_profiler): Body was moved to
8478 __gcov_one_value_profiler_body and calls it
8480 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
8482 * doc/gty.texi (Options): Document the mark_hook option to GTY.
8483 * gengtype.c (write_types_data, write_func_for_structure,
8484 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
8485 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
8486 (walk_type, write_func_for_structure): Generate the mark_hook if
8489 2007-01-19 Jan Hubicka <jh@suse.cz>
8491 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
8492 'early' argument take inlining mode argument specifying whether to
8493 inline for size/speeed or all functions; add support for flattening;
8495 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
8497 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8500 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
8501 the name of the declared identifier.
8503 2007-01-19 Dirk Mueller <dmueller@suse.de>
8505 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
8506 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
8507 duplicate evaluation.
8509 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8511 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
8512 Macroize expander using X87MODEF12 mode macro. Extend operand 1
8513 to XFMode, use acosxf2 and truncate result to requested mode.
8514 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8515 (asin<mode>2): Similarly, with asin expanders.
8516 (*fscalexf4_i387): Rename from *fscalexf4.
8517 (expNcorexf3): New expander.
8518 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
8519 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
8520 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
8521 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
8522 patterns for SSE math.
8523 (exp10<mode>2): Similarly, with exp10 expanders.
8524 (exp2<mode>2): Similarly, with exp2 expanders.
8525 (expm1<mode>2): Similarly, with expm1 expanders.
8526 (ldexp<mode>3): Similarly, with ldexp expanders.
8527 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
8528 Use gen_truncxf<mode>2_i387_noop to truncate result.
8530 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8532 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
8533 for ColdFire targets.
8535 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
8536 Richard Sandiford <richard@codesourcery.com>
8538 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
8539 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
8540 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
8541 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
8542 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8543 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8545 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8547 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
8548 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
8549 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
8550 (*adddi_dilshr32_cf): New pattern.
8551 (adddi3, subdi3): Remove first alternatives.
8553 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8555 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
8556 implemented using move.l, do not use its cc result for floating-point
8559 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8561 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
8562 from accepting 's' constraints if flag_pic.
8564 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8566 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
8567 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
8568 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
8569 condition from TARGET_68881 to TARGET_HARD_FLOAT.
8571 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
8573 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
8574 ColdFire alternatives.
8575 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
8576 * config/m68k/m68k.md (clzsi2): Define for ColdFire
8577 architectures that support ff1 instruction.
8579 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8580 Julian Brown <julian@codesourcery.com>
8582 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
8583 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
8584 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
8587 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8589 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
8591 (output_move_const_into_data_reg, output_move_simode_const): Delete.
8592 * config/m68k/m68k.c (const_method, const_int_cost): Take a
8593 HOST_WIDE_INT instead of an rtx.
8594 (m68k_rtx_costs): Update call accordingly.
8595 (output_move_const_into_data_reg): Likewise. Fix formatting.
8596 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
8598 (output_move_simode_const): Update calls after above changes.
8599 Rework to use automatic variables and predicates like MEM_P.
8600 * config/m68k/m68k.md (pushexthisi_const): Update call to
8603 2007-01-19 Dirk Mueller <dmueller@suse.de>
8605 * tree-ssa-alias.c (perform_var_substitution): Fix typo
8608 2007-01-19 Richard Guenther <rguenther@suse.de>
8610 * builtins.c (expand_builtin_cexpi): Fall back to expanding
8611 via cexp in case sincos is not available.
8613 2007-01-19 Richard Guenther <rguenther@suse.de>
8615 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
8616 * defaults.h (TARGET_HAS_SINCOS): Default to off.
8617 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
8618 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
8619 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
8620 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
8621 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
8622 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
8624 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8626 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
8628 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
8629 (atan2xf3): Directly generate RTL pattern.
8630 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
8631 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8632 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8633 disable patterns for SSE math.
8634 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
8635 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
8636 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
8637 disable patterns for SSE math.
8639 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
8641 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
8643 2007-01-18 Roger Sayle <roger@eyesopen.com>
8645 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
8646 VIEW_CONVERT_EXPR to the same type as it's operand.
8648 2007-01-18 David Edelsohn <edelsohn@gnu.org>
8650 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
8651 configured for long double 128.
8653 2007-01-18 Mike Stump <mrs@apple.com>
8655 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
8658 2007-01-18 Michael Meissner <michael.meissner@amd.com>
8660 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
8663 2007-01-18 Jan Hubicka <jh@suse.cz>
8665 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
8666 greater than NUM_VOP_FREE_BUCKETS.
8668 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
8670 * tree-ssa-structalias.c: Update comments.
8671 (ptabitmap_obstack): Removed.
8673 (oldpta_obstack): Ditto.
8674 (stats): Add a few members.
8675 (struct variable_info): Remove node, complex, address_taken, and
8676 indirect_target members. Add oldsolution member.
8677 (new_var_info): Do not initialize removed members.
8678 (constraint_expr_type): Remove INCLUDES.
8679 (constraint_graph): Add size, implicit_preds, rep,
8680 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
8681 (FIRST_REF_NODE): New macro.
8682 (LAST_REF_NODE): Ditto.
8683 (FIRST_ADDR_NODE): Ditto.
8684 (find): New function.
8686 (dump_constraint): Do not handle INCLUDES.
8687 (insert_into_complex): Do not insert duplicate constraints.
8688 (condense_varmap_nodes): Renamed and rewritten into ...
8689 (merge_node_constraints): This. Also fix bug in handling of
8690 offseted copy constraints.
8691 (clear_edges_for_node): No longer need to deal with preds at all,
8692 or removing associated preds/succs.
8693 (merge_graph_nodes): Deal with indirect_cycles.
8694 Don't deal with predecessors.
8695 (add_implicit_graph_edge): New function.
8696 (add_pred_graph_edge): Ditto.
8697 (add_graph_edge): Don't deal with predecessors.
8698 (build_constraint_graph): Removed.
8699 (build_pred_graph): New function.
8700 (build_succ_graph): Ditto.
8701 (struct scc_info): Removed in_component. Added roots, dfs, and
8702 node_mapping. Remove visited_index, unification_queue.
8703 (scc_visit): Deal with union-find we do now.
8704 Deal with cycles with REF nodes.
8705 (collapse_nodes): Renamed and rewritten to ...
8706 (unify_nodes): This.
8707 (process_unification_queue): Removed.
8708 (topo_visit): Cleanup
8709 (do_da_constraint): Use find.
8710 (do_sd_constraint): Ditto.
8711 (do_ds_constraint): Ditto.
8712 (do_complex_constraint): Ditto.
8713 (init_scc_info): Update for removed and added members.
8714 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
8715 (find_indirect_cycles): This.
8716 (equivalence_class): New variable.
8717 (label_visit): New function.
8718 (perform_variable_substitution): Rewritten.
8719 (free_var_substitution_info): New function.
8720 (find_equivalent_node): Ditto.
8721 (move_complex_constraints): Ditto.
8722 (eliminate_indirect_cycles): Ditto.
8723 (solve_graph): Only propagate changed bits.
8724 Use indirect cycle elimination.
8726 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
8727 (tree_id_eq): Renamed to ...
8728 (tree_vi_eq): This. Update for member change
8729 (insert_id_for_tree): Renamed and rewritten to ...
8730 (insert_vi_for_tree): This.
8731 (lookup_id_for_tree): Renamed and rewritten to ...
8732 (lookup_vi_for_tree): This.
8733 (get_id_for_tree): Renamed and rewritten to ...
8734 (get_vi_for_tree): Ditto.
8735 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
8736 (process_constraint): Don't handle INCLUDES.
8737 Remove special ADDRESSOF case.
8738 (find_func_aliases): Rewrite to use vi functions instead of id
8740 (create_function_info_for): Ditto.
8741 (create_variable_info_for): Ditto.
8742 (intra_create_variable_infos): Ditto.
8743 (merge_smts_into): Ditto.
8744 (find_what_p_points_to): Ditto.
8745 (init_base_vars): Ditto.
8746 (init_alias_vars): Ditto.
8747 (remove_preds_and_fake_succs): New function.
8748 (dump_sa_points_to_info): Dump new stats.
8749 (dump_solution_for_var): Use find.
8750 (set_used_smts): Fix formatting.
8751 (compute_points_to_sets): Updated for new functions.
8752 (ipa_pta_execute): Ditto.
8754 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8755 Richard Sandiford <richard@codesourcery.com>
8757 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
8759 * calls.c (expand_call): If the return value is a PARALLEL,
8760 extract its first member.
8761 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
8762 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8763 use FUNCTION_EXTRA_EPILOGUE.
8764 (m68k_function_value): Return a PARALLEL if the return value
8765 is of a pointer type.
8766 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
8767 (FUNCTION_EXTRA_EPILOGUE): Remove.
8768 * config/m68k/m68k.md (D0_REG): New constant.
8770 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8772 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
8773 output a NOP for empty epilogues.
8775 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8777 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
8778 before function. Extend register save check to include all
8779 registers, not just integer ones.
8781 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8783 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
8784 (m68k_use_return_insn): ...this.
8785 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
8786 * config/m68k/m68k.c (use_return_insn): Rename to...
8787 (m68k_use_return_insn): ...this.
8788 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
8791 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8793 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
8794 nearest even, fix denormal rounding overflow.
8796 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8798 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
8799 f%$smove and f%$move.
8800 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
8801 (extendsfdf2_cf): Use fdmove instead of f%&move.
8802 (truncdfsf2_cf): Use fsmove instead of f%$smove.
8803 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
8805 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8807 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
8810 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8812 * real.h (real_format): Add a canonical_nan_lsbs_set field.
8813 (coldfire_single_format): Declare.
8814 (coldfire_double_format): Likewise.
8815 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
8816 of qnan_msb_set to determine the lower bits of a canonical
8818 (encode_ieee_double): Likewise.
8819 (encode_ieee_quad): Likewise.
8820 (ieee_single_format): Initialize canonical_nan_lsbs_set.
8821 (mips_single_format): Likewise.
8822 (ieee_double_format): Likewise.
8823 (mips_double_format): Likewise.
8824 (ieee_extended_motorola_format): Likewise.
8825 (ieee_extended_intel_96_format): Likewise.
8826 (ieee_extended_intel_128_format): Likewise.
8827 (ieee_extended_intel_96_round_53_format): Likewise.
8828 (ibm_extended_format): Likewise.
8829 (mips_extended_format): Likewise.
8830 (ieee_quad_format): Likewise.
8831 (mips_quad_format): Likewise.
8832 (vax_f_format): Likewise.
8833 (vax_d_format): Likewise.
8834 (vax_g_format): Likewise.
8835 (i370_single_format): Likewise.
8836 (i370_double_format): Likewise.
8837 (decimal_single_format): Likewise.
8838 (decimal_double_format): Likewise.
8839 (decimal_quad_format): Likewise.
8840 (c4x_single_format): Likewise.
8841 (c4x_extended_format): Likewise.
8842 (real_internal_format): Likewise.
8843 (coldfire_single_format): New real_format.
8844 (coldfire_double_format): Likewise.
8845 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
8846 canonical_nan_lsbs_set.
8847 (pdp11_d_format): Likewise.
8848 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
8849 if TARGET_COLDFIRE_CPU.
8851 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8853 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
8854 (output_call, m68k_legitimize_call_address): Declare.
8855 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
8856 parenthesees. Add support for a 'W' constraint.
8857 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
8858 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
8859 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
8860 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
8862 (override_options): Initialize them. Do not set flag_no_function_cse
8863 for TARGET_ID_SHARED_LIBRARY.
8864 (m68k_output_pic_call): Delete.
8865 (m68k_legitimize_call_address): New function.
8866 (print_operand): Remove the %o prefix. Handle the %p prefix.
8867 (output_call): New function.
8868 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
8869 target address from the GOT if symbolic jumps are not allowed.
8870 * config/m68k/m68k.md (call, general_operand): Do not set
8871 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
8872 Merge separate flag_pic and !flag_pic define_insns into...
8873 (*call, *call_value): ...these new patterns. Match the address
8874 rather than the containing MEM and require it to be a call_operand.
8875 Use output_call to generate the asm template.
8876 * config/m68k/predicates.md (const_call_operand): New predicate.
8877 (call_operand): Likewise.
8879 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8881 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
8882 (STACK_GROWS_DOWNWARD): Define to 1.
8883 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
8884 comments, emphasizing that these values are only defaults.
8885 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
8886 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
8888 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8890 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
8892 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
8893 Richard Sandiford <richard@codesourcery.com>
8895 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
8896 (FP_REGNO_P): New macros.
8897 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
8898 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
8899 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
8900 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
8902 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8904 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8905 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
8907 * config/m68k/t-floatlib: New file, extracting common code from...
8908 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
8909 * config/m68k/t-uclinux: Here.
8910 * config/m68k/fpgnulib.c: Do not compile extendeed precision
8911 routines on ColdFire targets.
8913 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
8915 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8916 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
8917 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
8918 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
8919 explicitly set MOTOROLA to 1.
8920 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
8922 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8923 Nathan Sidwell <nathan@codesourcery.com>
8925 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
8926 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
8927 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
8928 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
8929 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
8930 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
8931 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
8932 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
8933 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
8934 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8935 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
8936 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
8937 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
8938 (DBX_REGISTER_NUMBER): Delete.
8939 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
8940 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
8941 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
8943 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8945 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
8946 * config/flat.h: New file.
8947 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
8949 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
8950 indirect references for -msep-data or -mid-shared-library.
8951 Do not use PC-relative code addresses either.
8952 * config/m68k/m68k.c (override_options): Restrict -fPIC error
8954 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
8955 for shared libraries and crt1.o for executables. Use crti.o and
8957 (ENDFILE_SPEC): Use crtend.o and crtn.o.
8958 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
8959 Do not add -elf2flt or -shared-lib-id options here.
8960 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
8961 Pass -shared-lib-id if -mid-shared-library, taking the library
8962 identifier from -mshared-library-id if given, otherwise
8964 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
8965 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
8966 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
8967 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
8968 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
8969 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
8971 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
8972 jump sequence for ISA A and ISA A+.
8973 (PICJUMP): Likewise.
8975 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8977 * config.gcc (m68k-*-uclinux*): Base the port on the common
8978 and m68k GNU/Linux files rather than on the generic ELF ones.
8979 * config/m68k/uclinux.h (TARGET_VERSION): Override.
8980 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8982 2007-01-18 Julian Brown <julian@codesourcery.com>
8983 Richard Sandiford <richard@codesourcery.com>
8985 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
8986 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8987 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
8989 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
8991 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8993 2007-01-18 Richard Sandiford <richard@codesourcery.com>
8995 * doc/install.texi: Document m68k-uclinuxoldabi.
8996 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
8997 * config/m68k/uclinux-oldabi.h: New file, copied from
8998 config/m68k/uclinux.h.
9000 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
9002 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
9003 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
9004 (m32r_compute_frame_size): Use unsigned for regno.
9005 (m32r_reload_lr): Use gen_frame_mem.
9007 (m32r_output_function_epilogue): Don't output the function epilogue
9009 (m32r_expand_epilogue): New.
9010 (direct_return): Return false if the function has the interrupt
9012 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
9013 * config/m32r/m32r.md (epilogue): New expander.
9014 (return_lr, return_rte): New insns.
9015 (return): Make it expander.
9016 (return_normal): New expander.
9018 2007-01-18 Josh Conner <jconner@apple.com>
9021 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
9022 support for UNLE, UNLT, UNGE, and UNGT.
9024 2007-01-18 Jan Hubicka <jh@suse.cz>
9026 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
9027 * tree-tailcall (add_virtual_phis): Likewise.
9028 (optimize_tail_call): Return TODOs.
9029 (execute_tail_calls): Return TODOs.
9030 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
9031 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
9033 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9034 Cleanup cfg using TODO.
9035 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
9036 * passes.c (execute_function_todo): When cleanup did something, remove
9038 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
9039 (make_edges): Don't cleanup_cfg.
9041 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
9043 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
9044 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
9045 operate on the top of stack.
9046 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
9047 register handling of instructions that output to the second
9049 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
9050 (move_for_stack_reg): Special-case check for dead destination
9051 stack slot for constant load of 1.0 inside UNSPEC_TAN.
9053 * config/i386/i386.md (UNSPEC_TAN): New constant.
9054 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
9055 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
9056 to correctly model move of constant 1.0 to top stack slot.
9057 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
9058 (unnamed peephole2 pattern): Remove corresponding peephole2
9059 pattern that optimizes tan insn and loading of constant 1.0.
9060 (tanxf2): Use fptanxf4_i387.
9061 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
9062 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
9063 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9064 disable patterns for SSE math.
9065 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
9066 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
9068 2007-01-18 Dirk Mueller <dmueller@suse.de>
9069 Richard Guenther <rguenther@suse.de>
9072 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
9073 * common.opt (Warray-bounds): Add new warning option.
9074 * c-opts.c (c_common_handle_option): Define -Warray-bounds
9076 * Makefile.in: make tree-vrp.o depend on toplev.h
9077 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
9079 (check_array_refs, check_array_bounds, check_array_ref): New.
9081 2007-01-18 Jan Hubicka <jh@suse.cz>
9083 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
9084 (execute_ssa_ccp): Return flags conditionally.
9085 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
9087 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
9089 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
9091 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
9092 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
9094 * Makefile.c (GTFILES): Add cfglayout.h.
9095 * gengtype.c (open_base_files): Likewise.
9096 * cfglayout.c (cfg_layout_function_footer,
9097 cfg_layout_function_header) Reindent to make gengtype happy.
9098 * cfglayout.h (cfg_layout_function_footer,
9099 cfg_layout_function_header): Add GTY(()) marker.
9101 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
9103 2007-01-18 Ben Elliston <bje@au.ibm.com>
9105 * genautomata.c (write_automata): Include xstrerror output in the
9106 error message if writing the DFA description file fails.
9108 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
9110 * config/mips/mips-protos.h (mips_output_external): Make it
9112 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
9113 * config/mips/mips.c (irix_output_external_libcall): Likewise.
9114 (extern_list): Likewise.
9115 (extern_head): Likewise.
9116 (TARGET_ASM_FILE_END): Likewise.
9117 (mips_file_end): Likewise.
9118 (mips_output_external): Rewritten.
9120 2007-01-18 Ben Elliston <bje@au.ibm.com>
9122 * genpreds.c (write_insn_preds_c): Only write out the function
9123 body for regclass_for_constraint if we have register constraints.
9125 2007-01-17 Tom Tromey <tromey@redhat.com>
9127 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
9128 * doc/install.texi (Testing): Use sourceware.org.
9129 (Binaries): Likewise.
9130 (Specific): Likewise.
9131 * doc/contrib.texi (Contributors): Use sourceware.org.
9133 2007-01-17 Anatoly Sokolov <aesok@post.ru>
9135 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
9136 (AVR_ENHANCED): Rename to ...
9137 (AVR_HAVE_MUL): ... new.
9138 (avr_enhanced_p): Rename to ...
9139 (avr_have_mul_p): ... new.
9140 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
9141 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
9142 * config/avr/avr.c (avr_enhanced_p): Rename to ...
9143 (avr_have_mul_p): ... new.
9144 (base_arch_s): Rename 'enhanced' to 'have_mul'.
9145 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
9146 'avr_enhanced_p' and 'enhanced'.
9147 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
9148 AVR_HAVE_MUL instead of AVR_ENHANCED.
9149 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9150 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
9151 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
9152 instead of AVR_ENHANCED.
9153 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9154 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
9155 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
9157 2007-01-17 Ian Lance Taylor <iant@google.com>
9159 * vec.h (VEC_reserve_exact): Define.
9160 (vec_gc_p_reserve_exact): Declare.
9161 (vec_gc_o_reserve_exact): Declare.
9162 (vec_heap_p_reserve_exact): Declare.
9163 (vec_heap_o_reserve_exact): Declare.
9164 (VEC_OP (T,A,reserve_exact)): New static inline function, three
9166 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
9168 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
9169 (VEC_OP (T,A,copy)) [all versions]: Likewise.
9170 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
9171 * vec.c (calculate_allocation): Add exact parameter. Change all
9173 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
9174 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
9175 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
9176 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
9177 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
9178 (vec_heap_p_reserve_exact): New function.
9179 (vec_heap_o_reserve_exact): New function.
9181 2007-01-17 Jan Hubicka <jh@suse.cz>
9183 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
9185 2007-01-17 Eric Christopher <echristo@apple.com>
9187 * config.gcc: Support core2 processor.
9189 2007-01-16 Jan Hubicka <jh@suse.cz>
9191 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
9192 the names, just unlink the chain so we don't crash on dangling pointers
9195 2007-01-16 Jan Hubicka <jh@suse.cz>
9197 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
9198 * tree-pass.h: Reorder to make IPA passes appear toegher.
9199 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
9200 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
9201 parameters, do not call early inliner.
9202 * ipa-inline.c: Update comments. Include tree-flow.h
9203 (cgraph_decide_inlining): Do not compute inlining parameters.
9204 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
9205 be called with function context set up.
9206 (pass_ipa_inline): Remove unreachable functions before pass.
9207 (cgraph_early_inlining): Simplify assuming to be called from the
9209 (pass_early_inline): New pass.
9210 (cgraph_gate_ipa_early_inlining): New gate.
9211 (pass_ipa_early_inline): Turn into simple wrapper.
9212 (compute_inline_parameters): New function.
9213 (gate_inline_passes): New gate.
9214 (pass_inline_parameters): New pass.
9215 (apply_inline): Move here from tree-optimize.c
9216 (pass_apply_inline): New pass.
9217 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
9219 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
9221 (tree_function_versioning): Do not allocate dummy struct function.
9222 * tree-inline.h (optimize_inline_calls): Update prototype.
9223 * tree-optimize.c (execute_fixup_cfg): Export.
9224 (pass_fixup_cfg): Remove
9225 (tree_rest_of_compilation): Do not apply inlines.
9226 * tree-flow.h (execute_fixup_cfg): Declare.
9227 * Makefile.in (gt-passes.c): New.
9228 * passes.c: Include gt-passes.h
9229 (init_optimization_passes): New passes.
9230 (nnodes, order): New static vars.
9231 (do_per_function_toporder): New function.
9232 (execute_one_pass): Dump current pass here.
9233 (execute_ipa_pass_list): Don't dump current pass here.
9235 2007-01-16 Janis Johnson <janis187@us.ibm.com>
9237 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
9238 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
9240 2007-01-16 David Edelsohn <edelsohn@gnu.org>
9242 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
9243 (strong_alias): Define.
9244 (__gcc_qmul): Provide non-FMA for soft-float.
9250 (__gcc_qunord): New.
9260 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
9261 soft-float functions.
9262 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
9263 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
9264 about long double soft float.
9266 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
9267 Tehila Meyzels <tehila@il.ibm.com>
9269 * tree-vectorizer.h (is_pattern_stmt_p): New.
9270 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
9271 formatting (tabs instead of spaces). Cleanup and clarify setting
9272 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
9273 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
9274 (vectorizable_type_demotion): Check that types are integral.
9275 (vectorizable_type_promotion): Likewise.
9276 (vectorizable_store): Fix typo. Eliminate new-line at end of
9279 2007-01-16 Jan Hubicka <jh@suse.cz>
9281 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
9284 2007-01-15 Eric Christopher <echristo@apple.com>
9286 * ifcvt.c: Include vec.h, vecprim.h.
9287 (check_cond_move_block): New argument regs.
9288 Reorganize. Add registers used to regs.
9289 (cond_move_process_if_block): Use regs set above as
9292 2007-01-15 Eric Christopher <echristo@apple.com>
9294 * config/darwin.h: Update copyright.
9295 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
9296 (LINK_COMMAND_SPEC): Add -u.
9297 (LINK_SPEC): Fix umbrella for above.
9299 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
9301 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
9304 2007-01-15 Tom Tromey <tromey@redhat.com>
9306 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
9307 * doc/install.texi (Testing): Don't mention jacks.
9308 (Configuration): Document --enable-java-maintainer-mode. Move
9309 --with-java-home to libgcj-specific section. Document
9311 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
9313 2007-01-15 Jan Hubicka <jh@suse.cz>
9315 * tree-ssa-dce.c (DCE_TODOs): New.
9316 (propagate_necessity): Return if something changed.
9317 (eliminate_unnecessary_stmts): Likewise.
9318 (perform_tree_ssa_dce): Return TODO flags when needed.
9319 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
9321 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
9323 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
9324 (fyl2x_extend<mode>xf3_i387): New insn pattern.
9325 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
9326 patterns using X87MODEF12 mode macro. Extend operand 1
9327 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
9328 (log10<mode>2): Ditto.
9329 (log2<mode>2): Ditto.
9330 (log1p<mode>2): Ditto.
9331 (logb<mode>2): Ditto.
9332 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
9333 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
9334 (*fxtractxf3_i387): Rename from *fxtractxf3.
9335 (fxtract_extend<mode>xf3_i387): New insn pattern.
9336 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
9337 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
9338 and gen_fyl2xxf3_i387().
9340 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
9342 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
9343 * cfgloopmanip.c (fix_loop_placement): Made static. Use
9344 get_loop_exit_edges. Changed return type to bool.
9345 * cfgloop.h (fix_loop_placement): Declaration removed.
9347 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
9349 * param.h (MIN_VECT_LOOP_BOUND): New.
9350 * params.def (MIN_VECT_LOOP_BOUND): New.
9351 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
9352 argument - minimum threshold for number of iterations.
9353 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
9354 argument to declaration.
9355 * tree-vect-analyze.c (vect_analyze_operations): Check value of
9356 MIN_VECT_LOOP_BOUND.
9357 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
9358 slpeel_tree_peel_loop_to_edge with additional argument.
9359 (vect_do_peeling_for_alignment): Likewise.
9360 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
9362 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
9365 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
9368 2007-01-14 Jan Hubicka <jh@suse.cz>
9370 * tree-dfa.c (remove_referenced_var): New function.
9371 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
9372 prune referenced vars list too.
9373 * tree-flow.h (remove_referenced_var): Declare.
9375 2007-01-14 Jan Hubicka <jh@suse.cz>
9377 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
9379 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
9380 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
9381 * except.h (verify_eh_throw_table_statements): Kill prototype.
9382 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
9383 into call exrepssions.
9384 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
9386 * tree-cfg.c: Include pointer-set.h.
9387 (verify_node_sharing): Work on pointer set.
9388 (verify_eh_throw_stmt_node): New.
9389 (verify_stmts): Use pointers sets, verify throw_stmt.
9391 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
9393 * ipa-reference.c (analyze_function): Consider also addresses taken
9396 2007-01-12 Roger Sayle <roger@eyesopen.com>
9398 * c-typeck.c (null_pointer_constant_p): Replace use of
9399 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9400 (build_c_cast): Likewise.
9402 2007-01-12 Roger Sayle <roger@eyesopen.com>
9404 * tree.h (force_fit_type_double): Remove unused final argument.
9405 * c-common.c (constant_expression_warning): Replace use of
9406 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9407 (convert_and_check): Likewise.
9408 (shorten_compare): Update call to force_fit_type_double.
9409 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
9410 * convert.c (convert_to_pointer): Update call to
9411 force_fit_type_double.
9412 * fold-const.c (force_fit_type_double): Remove overflowed_const
9414 (int_const_binop, fold_convert_const_int_from_int,
9415 fold_convert_const_int_from_real, fold_div_compare,
9416 fold_sign_changed_comparison, fold_unary, fold_negate_const,
9417 fold_abs_const, fold_not_const): Remove the final argument from
9418 calls to force_fit_type_double.
9420 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9422 * configure.ac: Set insn to "nop" for spu-*-* also.
9423 * configure: Regenerate.
9425 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
9427 * builtins.def : Add BUILT_IN_FREE.
9429 2007-01-12 Jan Hubicka <jh@suse.cz>
9431 PR tree-optimization/30443
9432 * tree-inline.c (tree_function_versioning): Do not optimize when
9433 cloning for inlining.
9435 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
9437 * doc/loop.texi: Document recording of loop exits.
9438 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
9439 (update_single_exits_after_duplication,
9440 update_single_exit_for_duplicated_loop,
9441 update_single_exit_for_duplicated_loops): Removed.
9442 (duplicate_loop_to_header_edge): Do not call
9443 update_single_exits_after_duplication and
9444 update_single_exit_for_duplicated_loops.
9445 (loop_version): Do not update single_exit information.
9446 (fix_loop_structure): Use record_loop_exits instead of
9447 mark_single_exit_loops.
9448 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
9449 the lists of loop exits.
9450 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
9451 split_edge, merge_blocks): Update the lists of loop exits.
9452 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
9453 loop_optimizer_init.
9454 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
9455 of mark_single_exit_loops.
9456 (loop_optimizer_finalize): Call release_recorded_exits.
9457 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
9458 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
9459 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
9460 update single exit information.
9461 * lambda-code.c (perfect_nestify): Ditto.
9462 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
9463 (mark_single_exit_loops): Removed.
9464 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
9465 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
9466 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
9468 (get_loop_exit_edges, single_exit): Use recorded exit lists.
9469 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
9470 (verify_loop_structure): Verify consistency of the exit lists.
9471 (flow_loops_find): Use alloc_loop. Initialize exits hash.
9472 (set_single_exit): Removed.
9473 * cfgloop.h (struct loop_exit): New function.
9474 (struct loop): single_exit_ field replaced by exits field.
9475 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
9476 (struct loops): Added exits hash.
9477 (mark_single_exit_loops, set_single_exit): Declaration removed.
9478 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
9480 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9482 * doc/invoke.texi: Avoid use of @headitem.
9484 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9486 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
9488 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9490 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
9493 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9494 Richard Sandiford <richard@codesourcery.com>
9496 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
9497 * config/m68k/m68k.opt: Resort options.
9498 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
9500 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9501 Richard Sandiford <richard@codesourcery.com>
9503 * doc/invoke.texi: Document the macros that are defined by
9504 m68k's -mtune and -mhard-float options.
9505 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
9506 (m68k_cpp_cpu_family): Likewise.
9507 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
9508 of __ucfv*__ macros. Define __mcffpu__ if generating code for
9509 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
9510 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
9511 (m68k_cpp_cpu_family): Likewise.
9513 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9515 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
9516 macros besides mc68000 as tuning macros. Use a switch statement
9517 to set them and mcpu32.
9519 2007-01-12 Julian Brown <julian@codesourcery.com>
9521 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
9522 (TARGET_68040_ONLY): Rename to...
9523 (TARGET_68040): ...this.
9524 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
9525 * config/m68k/m68k.md: Likewise.
9527 2007-01-12 Julian Brown <julian@codesourcery.com>
9528 Nathan Sidwell <nathan@codesourcery.com>
9529 Richard Sandiford <richard@codesourcery.com>
9531 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
9532 the -mcpu= argument associated with the --with-cpu setting.
9533 Define M68K_DEFAULT_TUNE to the default -mtune= option,
9534 if different from the one implied by the -mcpu setting.
9535 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
9536 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
9537 * doc/invoke.texi: Mention ColdFire in the introduction to the
9538 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
9539 -mno-div and -mhard-float options. Make -m68881 a synonym for
9540 -mhard-float. Document the previously-undocumented -m5206e,
9541 -m528x, -m5307 and -m5407 options. Tweak the existing option
9542 documentation for consistency.
9543 * doc/install.texi: Mention new --with-cpu arguments.
9544 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
9545 default CPU if neither -mcpu nor -march are specified.
9546 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
9547 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
9548 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
9549 using m68k_tune to decide between families that implement the
9550 same ISA. Use m68k_tune to set __mcfv4e__.
9551 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
9552 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
9553 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
9554 (FL_ISA_C, FL_ISA_MMU): New macros.
9555 (MASK_COLDFIRE): Delete.
9556 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
9557 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
9558 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
9559 (TARGET_HARD_FLOAT): Do not define here.
9560 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
9561 (TUNE_68000): New macro.
9562 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
9563 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
9564 (TUNE_CFV2): Redefine in terms of m68k_tune.
9565 (uarch_type, target_device, fpu_type): New enums.
9566 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
9567 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
9568 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
9569 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
9570 (FL_FOR_isa_c): New macros.
9571 (m68k_isa): New enum.
9572 (m68k_target_selection): New structure.
9573 (all_devices, all_isas, all_microarchs): New tables.
9574 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
9575 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
9576 (MASK_ALL_CPU_BITS): Delete.
9577 (m68k_find_selection): New function.
9578 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
9579 Map the legacy target options to a combination of the new ones.
9580 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
9581 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
9582 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
9584 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
9585 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
9587 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
9588 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
9589 * config/m68k/m68k-devices.def: New file.
9591 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9592 Nathan Sidwell <nathan@codesourcery.com>
9594 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
9595 (SUBTARGET_EXTRA_SPECS): New macros.
9596 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
9597 use %(asm_cpu_spec) instead.
9598 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
9599 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
9600 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
9601 (EXTRA_SPECS): Rename to...
9602 (SUBTARGET_EXTRA_SPECS): ...this.
9604 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9605 Richard Sandiford <richard@codesourcery.com>
9606 Julian Brown <julian@codesourcery.com>
9608 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9609 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
9610 to the configuration's default CPU.
9611 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
9612 Remove default masks.
9613 (m680[012]0-*-*): Set the default with_cpu to the first part of
9615 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
9616 (m68k*-*-linux): Extend the --with-cpu handling to...
9617 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
9618 and m68010. Don't set target_cpu_default2.
9619 * doc/install.texi: Document --with-cpu for m68k.
9620 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
9621 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
9622 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
9623 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
9624 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
9625 (ASM_SPEC): Remove use of %(asm_cpu_default).
9626 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
9627 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
9628 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
9629 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
9630 __HAVE_FPU__ if TARGET_HARD_FLOAT.
9631 (TARGET_DEFAULT): Delete.
9632 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
9633 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
9634 (CPP_CPU_SPEC): Delete.
9635 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
9636 the appropriate string.
9637 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
9638 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
9639 (ASM_SPEC): Don't use %(asm_default_spec).
9640 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
9641 TARGET_DEFAULT and add MASK_68881.
9642 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
9644 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9646 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
9647 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
9648 MASK_68010 alongside MASK_68020.
9649 * doc/invoke.texi: Document -m68010.
9650 * config/m68k/m68k.opt (m68010): New.
9651 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
9653 (TUNE_68010): New macro.
9654 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
9655 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
9656 (M68K_CPU_m68332): Add MASK_68010.
9657 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
9658 fallback definition.
9659 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
9661 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
9662 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
9663 to all entries that use MASK_68020.
9664 (output_move_simode_const, output_move_himode, output_move_qimode)
9665 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
9666 instead of TARGET_68020 to select clr behavior. Remove comment
9667 about there being no TARGET_68010.
9668 * config/m68k/m68k.md: Likewise throughout.
9670 2007-01-12 Julian Brown <julian@codesourcery.com>
9672 * config/m68k/m68k.h (TARGET_ISAB): New macro.
9673 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
9674 * config/m68k/m68k.md: Likewise.
9676 2007-01-12 Julian Brown <julian@codesourcery.com>
9678 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
9679 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
9681 2007-01-12 Julian Brown <julian@codesourcery.com>
9683 * config/m68k/m68k.h (TUNE_68040_60): New macro.
9684 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
9685 * config/m68k/m68k.md: Likewise.
9687 2007-01-12 Julian Brown <julian@codesourcery.com>
9688 Richard Sandiford <richard@codesourcery.com>
9690 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
9691 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
9692 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
9694 (TARGET_CPU32): Rename to...
9695 (TUNE_CPU32): ...this.
9696 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
9697 (TUNE_CFV2): New macros.
9698 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
9699 remove conditions that are implied by TARGET_68020.
9700 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
9701 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
9702 (m68k_output_function_epilogue): Likewise.
9703 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
9704 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
9705 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
9706 non-68000 timings. Refactor multiplication and division costs.
9707 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
9708 TUNE_CPU32 instead of TARGET_CPU32.
9709 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
9710 and TUNE_68060 instead of TARGET_68060.
9711 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
9712 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
9714 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
9715 && !TARGET_COLDFIRE" to choose between moveq and clr.
9716 Likewise in the unnamed movsf pattern.
9717 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
9718 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
9721 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9723 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
9724 of tabbing before backslashes.
9726 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9728 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
9729 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
9730 (ASM_OUTPUT_INTERNAL_LABEL): Define.
9732 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9734 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
9735 find_interesting_uses_cond.
9736 (find_interesting_uses_cond): Use extract_cond_operands.
9737 (rewrite_use_compare): Use extract_cond_operands and
9738 force_gimple_operand_bsi. Do not call update_stmt.
9739 (determine_use_iv_cost_condition): Use extract_cond_operands.
9740 Return cheaper of using original bound and changing the exit bound.
9742 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9744 PR tree-optimization/29516
9745 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
9746 most_expensive_mult_to_index, addr_to_parts,
9747 create_mem_ref, maybe_fold_tmr): Make the type of
9748 fields of TARGET_MEM_REF sizetype.
9749 (move_fixed_address_to_symbol, move_pointer_to_base):
9751 * tree.def (TARGET_MEM_REF): Add comment on types of
9754 2007-01-11 Joseph Myers <joseph@codesourcery.com>
9756 * c-common.c (vector_types_convertible_p): Treat opaque types as
9757 always convertible if they have the same size, but not otherwise.
9759 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
9761 * ifcvt.c (struct noce_if_info): Add comments to the fields.
9762 Remove the b_unconditional field.
9763 (noce_try_sign_mask): Do not look at b_unconditional.
9764 (noce_process_if_block): Do not use merge_if_blocks. Update
9765 the CFG here. Do not set b_unconditional.
9766 (cond_move_process_if_block): Likewise.
9767 (find_cond_trap): Likewise.
9768 (check_cond_move_block): Require simple jump insns at the end
9771 2007-01-11 Jan Hubicka <jh@suse.cz>
9773 PR tree-optimization/1046
9774 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
9775 when alias info is not ready.
9776 (pass_tail_recursion): Do not require aliasing.
9777 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
9778 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
9779 * tree-ssa-copy.c (pass_copy_prop): Likewise.
9780 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
9781 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
9782 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
9783 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
9785 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
9786 When aliasing is not build, mark statement as volatile.
9788 2007-01-11 Tom Tromey <tromey@redhat.com>
9790 PR preprocessor/15185, PR preprocessor/20989:
9791 * doc/cppopts.texi <-MT>: Update description of algorithm for
9792 computing default target.
9793 <-M, -MD>: Reword "basename" text.
9795 2007-01-11 Roger Sayle <roger@eyesopen.com>
9797 * builtins.c (expand_builtin_pow, expand_builtin_powi,
9798 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
9799 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9800 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
9801 fold_builtin_bswap, real_constp, fold_builtin_pow,
9802 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
9803 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
9804 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9805 * convert.c (convert_to_pointer): Likewise.
9806 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9807 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
9808 const_binop, fold_convert_const_int_from_int,
9809 fold_convert_const_int_from_real,
9810 fold_convert_const_real_from_real, sign_bit_p,
9811 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
9812 fold_sign_changed_comparison, fold_unary, fold_comparison,
9813 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
9814 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
9815 * print-tree.c (print_node_brief, print_node): Likewise.
9816 * stor-layout.c (place_field, layout_type): Likewise.
9817 * tree-chrec.c (keep_cast): Likewise.
9818 * tree.c (build_vector, build_real, build_real_from_int_cst,
9819 build_complex): Likewise.
9821 2007-01-11 Roger Sayle <roger@eyesopen.com>
9823 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
9824 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
9826 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
9828 * configure.ac (strict1_warn): Rename to strict_warn.
9829 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
9830 cc_set_by_configure, quoted_cc_set_by_configure,
9831 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
9832 all_boot_languages, all_stagestuff): Remove.
9833 (target_list): Remove bootstrap targets.
9834 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
9835 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
9836 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
9837 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
9838 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
9839 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
9840 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
9841 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
9842 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
9843 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
9844 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
9845 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
9846 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
9847 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
9848 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
9849 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
9850 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
9851 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
9852 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
9853 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
9854 (mostlyclean): Adjust.
9855 (clean, distclean): Don't mention bootstrap stuff.
9856 * configure: Regenerate.
9857 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
9858 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
9859 treelang/config-lang.in (stagestuff): Remove.
9860 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
9861 stageprofile, stagefeedback, stagestuff): Remove mention.
9863 2007-01-11 Nick Clifton <nickc@redhat.com>
9865 * config/mcore/predicates.md (mcore_general_movesrc_operand):
9867 (mcore_general_movdst_operand): Do not accept CONST_INTs.
9868 (mcore_arith_K_S_operand): Run the test for the S constraint not
9869 the test for the M constraint.
9870 (mcore_addsub_operand): Do not accept integer values that are
9871 larger than 32 bits.
9872 * config/mcore/mcore.md: Remove unused constraints from split.
9873 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
9875 (allocate_stack): Likewise.
9876 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
9877 operands to 32 bits.
9878 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
9880 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
9881 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
9882 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
9883 mcore_output_bclri, mcore_output_andn, output_inline_const,
9884 mcore_output_move, mcore_output_movedouble): Likewise.
9885 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
9886 (output_inline_const): Likewise.
9887 (output_inline_const): Fix format strings used in sprintf
9889 * config/mcore/mcore-protos.h: Update prototypes for changed
9890 functions in mcore.c.
9891 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
9892 HOST_WIDE_INT and not int.
9893 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
9894 CONST_OK_FOR_N): Likewise.
9895 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
9896 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
9899 2007-01-10 Jan Hubicka <jh@suse.cz>
9901 * tree-vrp.c (remove_range_assertions): Release defs.
9902 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
9903 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
9905 2007-01-10 Paul Brook <paul@codesourcery.com>
9907 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
9908 * config/arm/arm.md (mulsi3subsi): New insn.
9910 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
9912 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
9913 (tree_transform_and_unroll_loop): New.
9914 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
9917 2007-01-10 Robert Kennedy <jimbob@google.com>
9919 * fold-const.c (fold_comparison): Fold comparisons like (x *
9920 1000 < 0) to (x < 0).
9922 2007-01-10 Ian Lance Taylor <iant@google.com>
9924 * tree-pretty-print.c (dump_generic_node): Print parentheses when
9925 operands have the same priority.
9927 2007-01-10 Tom Tromey <tromey@redhat.com>
9929 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
9930 (fold_binary): Likewise.
9931 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
9932 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
9933 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
9934 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
9935 * langhooks.h (struct lang_hooks): Removed field
9936 'can_use_bit_fields_p'.
9938 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
9940 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
9942 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
9944 * function.c (get_last_funcdef_no): New function.
9945 * function.h (get_last_funcdef_no): Declare.
9946 * tree-inline.c (initialize_cfun): Add initialization.
9947 (tree_function_versioning): Cleanup.
9949 2007-01-10 Jan Hubicka <jh@suse.cz>
9951 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
9954 2007-01-10 Sa Liu <saliu@de.ibm.com>
9955 Ben Elliston <bje@au.ibm.com>
9957 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
9958 for SAVE_NONLOCAL and Pmode for any other save level.
9959 * spu-protos.h (spu_restore_stack_block): Declare.
9960 * spu.md (save_stack_block): Remove.
9961 (restore_stack_block): Call spu_restore_stack_block.
9962 * spu.c (spu_restore_stack_block): New function.
9963 (spu_expand_epilogue): Remove old comment.
9965 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9967 PR tree-optimization/30322
9968 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
9969 (cand_value_at): Return the value as aff_tree.
9970 (may_eliminate_iv): Convert the bound from aff_tree to tree.
9971 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
9972 aff_combination_mult): New functions.
9973 (aff_combination_add): Use aff_combination_add_cst.
9974 (aff_combination_convert): Allow conversions to a wider type.
9975 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
9976 * tree-affine.h (aff_combination_mult): Declare.
9978 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
9980 * doc/tm.texi: Update documentation to reflect reality of exec
9981 and start file search behaviours. Update copyright year.
9982 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
9983 header file directories.
9985 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
9987 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
9988 (*cosxf2): Rename to cosxf2_i387.
9989 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
9990 using X87MODEF12 mode macro. Rename patterns to
9991 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
9993 (*cosdf2, *cossf2): Ditto.
9994 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
9995 to match extended input operands.
9996 (sincos<mode>3): New expander.
9997 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
9998 insn patterns and corresponding splitters.
10000 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
10002 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
10003 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
10005 2007-01-09 Nicolas Pitre <nico@cam.org>
10008 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
10010 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10012 * target.h (struct gcc_target): New field library_rtti_comdat.
10013 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
10014 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
10015 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
10016 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
10018 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10020 * doc/invoke.texi (Optimize Options): Correct description of -O0.
10022 2007-01-08 Richard Guenther <rguenther@suse.de>
10024 * tree.h (force_fit_type_double): Export.
10025 (force_fit_type): Remove.
10026 * fold-const.c (force_fit_type_double): New function.
10027 (force_fit_type): Remove.
10028 (int_const_binop): Use it.
10029 (fold_convert_const_int_from_int): Likewise.
10030 (fold_convert_const_int_from_real): Likewise.
10031 (fold_div_compare): Likewise.
10032 (fold_sign_changed_comparison): Likewise.
10033 (fold_unary): Likewise.
10034 (fold_negate_const): Likewise.
10035 (fold_abs_const): Likewise.
10036 (fold_not_const): Likewise.
10037 * c-common.c (shorten_compare): Use force_fit_type_double.
10038 * convert.c (convert_to_pointer): Likewise.
10040 2007-01-08 Richard Guenther <rguenther@suse.de>
10042 * tree.h (build_int_cst_wide_type): Export.
10043 * tree.c (build_int_cst_wide_type): New function.
10044 (build_int_cst_wide): Fix comment.
10045 * builtins.c (fold_builtin_object_size): Use build_int_cst
10046 to build -1 or 0 of the correct type. Use fit_double_type
10047 to check for overflow.
10048 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
10050 (decode_field_reference): Likewise.
10051 (all_ones_mask_p): Likewise.
10052 (native_interpret_int): Use build_int_cst_wide_type.
10053 (fold_binary): Use build_int_cst_type to build an all-ones
10055 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
10057 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
10059 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
10061 2007-01-09 Ben Elliston <bje@au.ibm.com>
10063 * genautomata.c (STATS_OPTION): New option.
10064 (stats_flag): New flag.
10065 (gen_automata_option): Handle it.
10066 (initiate_automaton_gen): Ditto.
10067 (write_automata): Output statistics only if stats_flag is
10068 set. Likewise, output time statistics only if time_flag is set.
10069 * doc/md.texi (Processor pipeline description): Document new flag.
10071 2007-01-08 Richard Guenther <rguenther@suse.de>
10073 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
10074 * tree.c (build_int_cst_type): Likewise.
10075 (size_in_bytes): Don't call force_fit_type on the result.
10076 (int_fits_type_p): Use fit_double_type.
10077 * fold-const.c (fit_double_type): New function.
10078 (force_fit_type): Use it.
10079 * tree.h (fit_double_type): Export.
10081 2007-01-08 Jan Hubicka <jh@suse.cz>
10083 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
10084 * ipa.c (function_and_variable_visibility): Fix return type.
10086 2007-01-08 Richard Guenther <rguenther@suse.de>
10088 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
10089 of offset to build the index.
10090 * tree-pretty-print.c (dump_generic_node): Don't build negated
10091 const just for printing.
10092 * c-pretty-print.c (pp_c_integer_constant): Likewise.
10093 * builtins.c (fold_builtin_int_roundingfn): Check if result
10094 fits the type by using force_fit_type and comparing the result.
10095 * predict.c (predict_loops): Use compare_tree_int for comparison.
10096 * tree.c (build_int_cst): Fall back to integer_type_node for
10098 (build_int_cst_wide): Assert type is non-null.
10100 2007-01-08 Roberto Costa <roberto.costa@st.com>
10102 * tree-vrp.c (extract_range_from_cond_expr): New.
10103 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
10104 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
10106 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
10107 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
10108 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
10109 used as expressions.
10110 * tree-object-size.c (cond_expr_object_size): New.
10111 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
10113 2007-01-08 Jan Hubicka <jh@suse.cz>
10115 * tree-ssa-forwprop.c (forward_propagate_into_cond,
10116 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
10119 2007-01-08 Richard Guenther <rguenther@suse.de>
10121 PR tree-optimization/23603
10122 * tree-vrp.c (set_value_range_to_truthvalue): New function.
10123 (extract_range_from_binary): Fall back to truthvalue instead of
10124 varying for TRUTH_*_EXPR.
10125 (extract_range_from_comparison): Fall back to truthvalue instead of
10127 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
10128 if all visited PHI values were constant.
10130 2007-01-08 Jan Hubicka <jh@suse.cz>
10132 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
10133 (cgraph_analyze_function): break out from ...
10134 (cgraph_finalize_compilation_unit): ... here.
10135 (cgraph_expand_function): Remove forgoten commented out line.
10136 (cgraph_optimize): Analyze functions.
10138 2007-01-08 Jan Hubicka <jh@suse.cz>
10140 * tree-pas.h (TODO_remove_function): New flag.
10141 (TODO_update*): Renumber.
10142 (pass_ipa_increase_alignment,
10143 pass_ipa_function_and_variable_visibility): New passes.
10144 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
10145 (cgraph_function_and_variable_visibility): Move to ipa.c
10146 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
10147 cgraph_increase_alignment.
10148 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
10149 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
10150 calling tree-inline.
10151 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
10152 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
10153 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
10154 (gate_increase_alignment): New function.
10155 (pass_ipa_increase_alignment): New pass.
10156 * ipa.c: Inline tree-pass.h and timevar.h
10157 (function_and_variable_visibility): Move here from cgraphunit.c
10158 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
10159 * passes.c (init_optimization_passes): Add the two new passes.
10160 (execute_todo): Handle cgraph_remove_functions.
10162 2007-01-08 Nick Clifton <nickc@redhat.com>
10164 * config/frv/predicates.md (reg_or_0_operand): Accept
10167 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
10169 * config/bfin/rtems.h, config/bfin/t-rtems: New.
10170 * config.gcc: Add bfin*-rtems*.
10172 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10174 * c.opt: Add -flax-vector-conversions.
10175 * c-typeck.c (convert_for_assignment): Pass flag to
10176 vector_types_convertible_p to allow emission of note.
10177 (digest_init): Likewise.
10178 * c-opts.c: Handle -flax-vector-conversions.
10179 * c-common.c (flag_lax_vector_conversions): New.
10180 (vector_types_convertible_p): Unless -flax-vector conversions
10181 has been passed, disallow conversions between vectors with
10182 differing numbers of subparts and/or element types. If such
10183 a conversion is disallowed, possibly emit a note on the first
10184 occasion only to inform the user of -flax-vector-conversions.
10185 The new last argument specifies this.
10186 * c-common.h (flag_lax_vector_conversions): New.
10187 (vector_types_convertible_p): Add extra argument.
10188 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
10189 char_type_node for V*QI type vectors.
10190 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
10191 Update to satisfy new typechecking rules.
10192 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
10193 C and C++ variants.
10194 * doc/invoke.texi (C Dialect Options): Document
10195 -flax-vector-conversions.
10197 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10199 PR tree-optimization/29877
10200 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
10201 a register variable on the RHS to not be replaceable.
10203 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
10204 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
10205 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
10206 const_simm15, const_pow2, const_npow2): Added.
10207 * config/score/misc.md (insv, extv, extzv, movmemsi,
10208 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
10209 * config/score/score.c (score_address_cost, score_select_cc_mode):
10211 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
10212 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
10213 Update score_print_operand.
10214 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
10215 Adjust register allocate order and update some macro define.
10216 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
10217 mdx_block_move_straight, mdx_block_move_loop_head,
10218 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
10219 mdx_block_move): Added.
10220 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
10221 mdp_limm): Updated and fix some bug and typo.
10222 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
10223 (movsf, movdf, doloop_end): Added.
10225 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
10227 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
10228 config/arm/thumb2.md: Fix comment typos.
10229 * doc/extend.texi: Fix a typo.
10231 2007-01-07 Eric Christopher <echristo@apple.com>
10233 * configure.ac: Check for __stack_chk_fail for darwin.
10234 * configure: Regenerate.
10236 2007-01-07 Richard Guenther <rguenther@suse.de>
10238 * tree-vrp.c (extract_range_from_assert): CSE calls to
10239 compare_values where possible.
10240 (extract_range_from_unary_expr): Likewise.
10242 2007-01-07 Anatoly Sokolov <aesok@post.ru>
10244 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
10245 * config/avr/avr.c (call_insn_operand): Delete function.
10246 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
10247 instead of register number. Use predicates.
10248 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
10249 call_insn_operand): Add.
10251 2007-01-06 Jan Hubicka <jh@suse.cz>
10253 * tree-pass.h (pass_build_cgraph_edges): Declare.
10254 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
10255 (visited_nodes): Remove.
10256 (cgraph_create_edges): Move to cgraphbuild.c; rename to
10257 build_cgrpah_edges; make visited_nodes local.
10258 (cgraph_process_new_functions): DO not call initialize_inline_failed.
10259 (record_references_in_initializer): Move to cgraphbuild.c
10260 (initialize_inline_failed, rebuild_cgraph_edges,
10261 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
10262 (verify_cgraph_node): Make visited_nodes local.
10263 (cgraph_analyze_function): Do not call cgraph_create_edges and
10264 initialize_inline_failed.
10265 (cgraph_expand_function): Do not call cgraph_lower_function;
10266 assert that function is already lowered.
10267 * Makefile.in (cgraphbuild.o): New.
10268 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
10269 at the end of lowering passes.
10271 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
10273 * ifcvt.c (cond_move_convert_if_block): New function, code
10274 factored out from...
10275 (cond_move_process_if_block): ...here. Call the new function
10276 on the THEN and ELSE blocks.
10277 (merge_if_block): Do not copy global_live_at_end, merge_blocks
10278 already takes care of this.
10280 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10283 * tree.h (TREE_OVERFLOW_P): New.
10284 * c-typeck.c (parser_build_unary_op): Warn only if result
10285 overflowed and operands did not.
10286 (parser_build_binary_op): Likewise.
10287 (convert_for_assignment): Remove redundant overflow_warning.
10288 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
10290 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10292 * c-typeck.c (store_init_value): Split over two lines to follow
10293 the GNU coding style.
10295 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
10297 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
10298 __GXX_EXPERIMENTAL_CXX0X__.
10299 * doc/cpp.texi: Same.
10301 2007-01-05 Richard Guenther <rguenther@suse.de>
10303 PR middle-end/27826
10304 * tree.c (get_narrower): Do not construct COMPONENT_REFs
10305 with mismatched types. Instead explicitly build a
10306 conversion NOP_EXPR.
10308 2007-01-05 Ian Lance Taylor <iant@google.com>
10310 * c-common.c (decl_with_nonnull_addr_p): New function.
10311 (c_common_truthvalue_conversion): Call it.
10312 * c-typeck.c (build_binary_op): Likewise.
10313 * c-common.h (decl_with_nonnull_addr_p): Declare.
10315 2007-01-05 Jakub Jelinek <jakub@redhat.com>
10318 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
10321 2007-01-05 Joel Brobecker <brobecker@adacore.com>
10323 * doc/install.texi (Final install): Document the fact that
10324 the GNAT runtime should not be stripped.
10326 2007-01-04 Jan Hubicka <jh@suse.cz>
10328 * tree-inline.c (fold_marked_statements): Update operand caches
10329 and EH after folding
10331 2007-01-04 Ian Lance Taylor <iant@google.com>
10333 * c-common.c (check_function_nonnull): Whitespace fix.
10335 2007-01-04 Jan Hubicka <jh@suse.cz>
10337 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
10338 comitted older version of patch.
10339 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
10340 function, celanup cfg and collect garbage.
10342 2007-01-04 Mike Stump <mrs@apple.com>
10344 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
10347 2007-01-04 Eric Christopher <echristo@apple.com>
10349 * libgcc2.c (__bswapsi2): Use SItype.
10350 (__bswapdi2): Use DItype.
10351 * libgcc2.h: Update for above.
10353 2007-01-04 Paul Brook <paul@codesourcery.com>
10355 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
10356 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
10357 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
10358 umulsidi3, umulsidi3adddi, smulsi3_highpart,
10359 umulsi3_highpart): Make conditional on !arm_arch6.
10360 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
10361 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
10362 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
10363 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
10364 umulsi3_highpart_v6): New insns.
10366 2007-01-04 Roger Sayle <roger@eyesopen.com>
10368 * fold-const.c (fold_convert): When casting an expression to void,
10369 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
10370 have a type. Instead of attempting to build a NOP_EXPR, return
10371 these "special" trees directly.
10373 2007-01-04 Joseph Myers <joseph@codesourcery.com>
10375 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
10376 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
10377 rs6000_cost->fp not 0 as adjustment for outer NEG.
10379 2007-01-04 Jan Hubicka <jh@suse.cz>
10381 * cgraph.c (cgraph_release_function_body): New function.
10382 (cgraph_remove_node): Use it.
10383 * cgraph.h (cgraph_release_function_body): Declare.
10384 * cgraphunit.c (cgraph_expand_function): Use it.
10385 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
10386 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
10387 is initialized and while compilation of other function is running.
10388 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
10389 statement CFG annotations from here to ...
10390 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
10392 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
10394 * cfgloop.h (enum li_flags): Make the constants powers of two.
10396 2007-01-04 Jan Hubicka <jh@suse.cz>
10398 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
10400 (fold_marked_statements): New function.
10401 (optimize_inline_calls, tree_function_versioning): Fold new statements.
10402 * tree-inline.h (copy_body_data): Add statements_to_fold.
10404 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
10406 * config.gcc: Mention libgcc/config.host.
10407 * Makefile.in: Update comments mentioning libgcc.
10408 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
10409 (all.cross, start.encap, rest.encap, rest.cross): Update
10410 dependencies for libgcc move.
10411 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
10412 (clean-target, clean-target-libgcc): Delete.
10413 (srcdirify, GCC_EXTRA_PARTS): New macros.
10414 (libgcc-support, libgcc.mvars): New rules.
10415 (distclean): Remove mention of mklibgcc.
10416 (install): Don't reference INSTALL_LIBGCC.
10417 (install-common): Don't reference EXTRA_PARTS.
10418 (install-libgcc, install-multilib): Delete rules.
10419 * mklibgcc.in: Delete file.
10420 * doc/configfiles.texi: Don't mention mklibgcc.
10422 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
10423 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
10424 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
10425 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
10426 (mklibgcc, ldblspecs): Likewise.
10428 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
10429 (posixpre.def): Use $(T).
10430 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
10431 (SHLIB_SRC, SHLIB_INSTALL): Delete.
10432 (SHLIB_LINK): Make dummy.
10433 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
10435 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
10437 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
10438 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
10439 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
10440 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
10442 * configure.ac (all_outputs): Remove mklibgcc.
10443 * configure: Regenerated.
10445 2007-01-03 Josh Conner <jconner@apple.com>
10447 PR middle-end/29683
10448 * calls.c (compute_argument_addresses): Set stack and stack_slot
10449 for partial args, too.
10450 (store_one_arg): Use locate.size.constant for the size when
10451 generating a save_area.
10453 2007-01-03 Robert Kennedy <jimbob@google.com>
10455 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
10456 whose definitions are deleted due to basic block merging.
10458 2007-01-03 Paul Brook <paul@codesourcery.com>
10461 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
10463 (use_return_insn): Return 0 for Thumb interrupt functions.
10464 (print_multi_reg): Add rfe argument for IRQ returns.
10465 (arm_output_epilogue): Pop interrupt return address directly into PC.
10466 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
10468 2007-01-03 Paul Brook <paul@codesourcery.com>
10470 Merge from sourcerygxx-4_1.
10471 * config/arm/thumb2.md: New file.
10472 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
10474 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
10475 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10476 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
10477 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
10479 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10480 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
10482 * config/arm/ieee754-sf.S: Ditto.
10483 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
10484 (thumb1_base_register_rtx_p): ... to this.
10485 (thumb_index_register_rtx_p): Rename...
10486 (thumb1_index_register_rtx_p): ... to this.
10487 (thumb_output_function_prologue): Rename...
10488 (thumb1_output_function_prologue): ... to this.
10489 (thumb_legitimate_address_p): Rename...
10490 (thumb1_legitimate_address_p): ... to this.
10491 (thumb_rtx_costs): Rename...
10492 (thumb1_rtx_costs): ... to this.
10493 (thumb_compute_save_reg_mask): Rename...
10494 (thumb1_compute_save_reg_mask): ... to this.
10495 (thumb_final_prescan_insn): Rename...
10496 (thumb1_final_prescan_insn): ... to this.
10497 (thumb_expand_epilogue): Rename...
10498 (thumb1_expand_epilogue): ... to this.
10499 (arm_unwind_emit_stm): Rename...
10500 (arm_unwind_emit_sequence): ... to this.
10501 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
10502 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
10503 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
10504 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
10505 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
10506 thumb2_output_casesi): New functions.
10507 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
10508 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
10509 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
10510 THUMB2_WORK_REGS): Define.
10511 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
10512 arm_condexec_mask, arm_condexec_masklen)): New variables.
10513 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
10514 (arm_override_options): Check new CPU capabilities.
10515 Set new architecture flag variables.
10516 (arm_isr_value): Handle v7m interrupt functions.
10517 (user_return_insn): Return 0 for v7m interrupt functions. Handle
10519 (const_ok_for_arm): Handle Thumb-2 constants.
10520 (arm_gen_constant): Ditto. Use movw when available.
10521 (arm_function_ok_for_sibcall): Return false for v7m interrupt
10523 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
10524 (thumb_find_work_register, arm_load_pic_register,
10525 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
10526 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
10527 print_multi_reg, output_mov_long_double_fpa_from_arm,
10528 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
10529 output_mov_double_fpa_from_arm, output_move_double,
10530 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
10531 output_return_instruction, arm_output_function_prologue,
10532 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
10533 arm_output_mi_thunk, thumb_set_return_address): Ditto.
10534 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
10535 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
10536 (arithmetic_instr, shift_op): Use arm_shift_nmem.
10537 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
10539 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
10540 (thumb_expand_prologue): Use thumb_set_frame_pointer.
10541 (arm_file_start): Output directive for unified syntax.
10542 (arm_unwind_emit_set): Handle stack alignment instruction.
10543 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
10544 Add v6t2, v7, v7a, v7r and v7m.
10545 (RETLDM): Add Thumb-2 code.
10546 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
10547 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
10548 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
10549 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
10550 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
10551 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
10552 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
10553 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
10554 ADJUST_INSN_LENGTH): Define.
10555 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
10556 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
10557 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
10558 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
10559 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
10560 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
10561 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
10562 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
10563 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
10564 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
10565 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
10566 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
10567 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
10568 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
10569 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
10570 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
10571 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
10573 * config/arm/arm-tune.md: Regenerate.
10574 * config/arm/arm-protos.h: Update prototypes.
10575 * config/arm/vfp.md: Enable patterns for Thumb-2.
10576 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
10577 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
10578 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
10579 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
10580 * config/arm/libunwind.S: Add Thumb-2 code.
10581 * config/arm/constraints.md: Update include Thumb-2.
10582 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
10583 * config/arm/ieee754-df.S: Ditto.
10584 * config/arm/bpabi.S: Ditto.
10585 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
10586 * config/arm/predicates.md (low_register_operand,
10587 low_reg_or_int_operand, thumb_16bit_operator): New.
10588 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
10589 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
10590 * config/arm/t-arm-elf: Add armv7 multilib.
10591 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
10593 (UNSPEC_STACK_ALIGN, ce_count): New.
10594 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
10595 arm_zero_extendsidi2, arm_zero_extendqidi2): New
10597 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
10598 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
10599 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
10600 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
10601 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
10602 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
10604 * doc/extend.texi: Document ARMv7-M interrupt functions.
10605 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
10607 2007-01-03 Jakub Jelinek <jakub@redhat.com>
10609 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
10610 (struct _Unwind_Context): Rename args_size to flags, remove
10611 signal_frame field, add a new args_size field and version field.
10612 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
10613 _Unwind_IsExtendedContext): New inline functions.
10614 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
10615 Assume by_value array is only present if _Unwind_IsExtendedContext.
10616 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
10617 _Unwind_IsSignalFrame.
10618 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
10619 (uw_update_context_1): Use _Unwind_SetSignalFrame.
10620 (uw_init_context_1): Initialize context->flags to
10621 EXTENDED_CONTEXT_BIT.
10622 * config/rs6000/linux-unwind.h (frob_update_context): Use
10623 _Unwind_SetSignalFrame.
10625 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10627 PR middle-end/30353
10628 * gimplify.c (gimplify_modify_expr_complex_part): Move below
10629 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
10632 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
10634 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
10635 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
10636 RET, AT_SP): Remove.
10637 * config/i386/i386.md (*sse_prologue_save_insn): Use return
10640 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10641 * cfgbuild.c (find_basic_blocks): Likewise.
10642 * cfgrtl.c (rtl_create_basic_block): Likewise.
10643 * function.c (temp_slots_at_level): Likewise.
10644 * reg-stack.c (stack_regs_mentioned): Likewise.
10645 * regclass.c (allocate_reg_info): Likewise.
10646 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10647 set_bb_for_stmt, move_block_to_fn): Likewise.
10648 * tree-complex.c (tree_lower_complex): Likewise.
10649 * vec.h (VEC_safe_grow_cleared): New.
10651 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
10653 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
10655 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
10656 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
10658 * cfgloopmanip.c (scale_loop_frequencies): Export.
10659 (loopify): Scale the frequencies by prescribed coefficients.
10660 (set_zero_probability): New function.
10661 (duplicate_loop_to_header_edge): Improve updating of frequencies.
10662 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
10663 and frequencies according to arguments.
10664 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
10666 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
10667 * modulo-sched.c (sms_schedule): Set probabilities for entering
10668 versioned loop correctly.
10669 * tree-vect-transform.c (vect_transform_loop): Ditto.
10670 * cfgloop.h (loopify, loop_version): Declaration changed.
10671 (scale_loop_frequencies): Declared.
10673 2007-01-02 Jan Hubicka <jh@suse.cz>
10675 * cgraph.c: Include tree-flow.h
10676 (cgraph_add_new-function): Handle IPA_SSA mode; execute
10677 early_local_passes.
10678 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
10679 * tree-pass.h (pass_all_early_optimizations): Declare.
10680 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
10681 early_local_passes.
10682 (cgraph_analyze_function): Do early_local_passes.
10683 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10684 Do not add referenced vars.
10685 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
10687 (gate_all_early_local_passes): New gate.
10688 (pass_early_local_passes): Use new gate.
10689 (execute_early_local_optimizations): New functions.
10690 (gate_all_early_optimizations): New gate.
10691 (pass_all_early_optimizations): New pass.
10692 (execute_free_datastructures): Free SSA only when initialized.
10693 (gate_init_datastructures): Init only when optimizing.
10694 (tree_lowering_passes): Do early local passes when called late.
10695 * tree-profile.c (do_tree_profiling): Don't profile functions added
10697 (do_early_tree_profiling, pass_early_tree_profile): Kill.
10698 * tree-cfg.c (update_modified_stmts): Do not update when operands are
10700 * passes.c (init_optimizations_passes): Reorder so we go into SSA
10701 during early_local_passes.
10702 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
10705 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10707 * Makefile.in: Update copyright year.
10709 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
10711 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
10712 in $(lang_checks) and check-consistency targets.
10714 2007-01-02 Jan Hubicka <jh@suse.cz>
10716 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
10717 Do not add referenced vars.
10718 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
10720 * passes.c (init_optimization_passes): Put mudflap_2 after
10721 free_datastructures.
10723 2007-01-02 Jan Hubicka <jh@suse.cz>
10725 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
10726 Set NOTHROW flag on call statements proved to be nothrow.
10727 Update statement of local calls so new pure/const functions are
10728 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
10730 (tree_rest_of_compilation): Register hooks and initialize bitmap
10731 early. Do not set after_inlining flag.
10733 2007-01-02 Steve Ellcey <sje@cup.hp.com>
10735 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
10736 HOST_BITS_PER_LONGLONG
10738 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10741 * c-typeck.c (store_init_value): Don't emit pedantic overflow
10742 warning for non-static initializers.
10744 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
10746 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
10747 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
10748 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
10749 Always use set_unique_reg_note to add REG_EQUAL notes.
10751 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10754 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10756 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10757 * cfgbuild.c (find_basic_blocks): Likewise.
10758 * cfgrtl.c (rtl_create_basic_block): Likewise.
10759 * function.c (temp_slots_at_level): Likewise.
10760 * reg-stack.c (stack_regs_mentioned): Likewise.
10761 * regclass.c (allocate_reg_info): Likewise.
10762 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10763 set_bb_for_stmt, move_block_to_fn): Likewise.
10764 * tree-complex.c (tree_lower_complex): Likewise.
10765 * vec.h (VEC_safe_grow_cleared): New.
10767 2007-01-02 Ian Lance Taylor <iant@google.com>
10769 * c-common.c (c_common_truthvalue_conversion): When warning about
10770 using an assignment as a truth value, set TREE_NO_WARNING.
10772 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10775 * c.opt (Wold-style-declaration): New.
10776 * doc/invoke.texi (C-only Warning Options): New.
10777 (Wold-style-declaration): Document it.
10778 (Wextra): Enabled by -Wextra.
10779 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10780 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
10781 -Wold-style-declaration.
10783 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
10785 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
10786 * cfgbuild.c (find_basic_blocks): Likewise.
10787 * cfgrtl.c (rtl_create_basic_block): Likewise.
10788 * function.c (temp_slots_at_level): Likewise.
10789 * reg-stack.c (stack_regs_mentioned): Likewise.
10790 * regclass.c (allocate_reg_info): Likewise.
10791 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
10792 set_bb_for_stmt, move_block_to_fn): Likewise.
10793 * tree-complex.c (tree_lower_complex): Likewise.
10794 * vec.h (VEC_safe_grow_cleared): New.
10796 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
10798 * c-common.c (c_common_nodes_and_builtins): Since variants of
10799 void_type_node get built before it is given a name, we need to
10800 give those variants the name, too.
10801 (complete_array_type): We need to work with the canonical main
10802 type of the array, from which we will build the qualified version.
10803 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
10804 * print-tree.c (print_node): Display canonical type information
10806 * stor-layout.c (layout_type): When we don't know the
10807 alignment of a type for which we're building an array, we end up
10808 guessing wrong, so make the type require structural equality.
10809 * tree.c (make_node_stat): When we build a new type, it is its
10810 own canonical type.
10811 (build_type_attribute_qual_variant): When building an attribute
10812 variant, its canonical type is the non-attribute variant. However,
10813 if the attributes are target-dependent and they differ, we need to
10814 use structural equality checks for this type.
10815 (build_qualified_type): A qualified type is not equivalent to its
10816 unqualified variant; set the canonical type appropriately.
10817 (build_distinct_type_copy): When building a distinct type from
10818 another type, the new type is its own canonical type.
10819 (build_variant_type_copy): When building a new type variant, we
10820 assume that it is equivalent to the original type.
10821 (build_pointer_type_for_mode): When building a pointer type, also
10822 build a canonical type pointer.
10823 (build_reference_type_for_mode): When building a reference type,
10824 also build a canonical type reference.
10825 (build_index_type): When we can't hash an index type (e.g.,
10826 because its maximum value is negative), the index type requires
10827 structural equality tests.
10828 (build_array_type): Build the canonical form of an array type.
10829 (build_function_type): Function types require structural equality,
10830 because they contain default arguments, attributes, etc.
10831 (build_method_type_directly): Ditto for method types.
10832 (build_offset_type): Build the canonical offset type.
10833 (build_complex_type): Build the canonical vector type.
10834 (make_vector_type): Build the canonical vector type.
10835 * tree.h (TYPE_CANONICAL): New.
10836 (TYPE_STRUCTURAL_EQUALITY_P): New.
10837 (SET_TYPE_STRUCTURAL_EQUALITY): New.
10838 (struct tree_type): Added "canonical" field.
10839 * params.h (VERIFY_CANONICAL_TYPES): New.
10840 * doc/c-tree.texi (TYPE_CANONICAL): Document.
10841 (TYPE_STRUCTURAL_EQUALITY_P): Document.
10842 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
10843 * doc/invoke.texi (verify-canonical-types): Document --param
10844 parameter for verifying canonical types.
10846 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10848 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
10849 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
10850 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
10851 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
10853 * config/rs6000/e500.h: New.
10854 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
10855 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
10857 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
10858 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
10859 TARGET_E500_DOUBLE): Remove.
10860 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
10861 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
10862 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
10863 * config/rs6000/rs6000.c (rs6000_override_options): Use
10864 CHECK_E500_OPTIONS.
10866 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10868 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
10869 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
10870 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
10871 rs6000_emit_cmove): Don't check TARGET_E500.
10872 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
10873 sordered): Don't check TARGET_E500.
10875 2007-01-01 Eric Christopher <echristo@apple.com>
10877 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
10878 HARD_REGISTER_NUM_P.
10880 2007-01-01 Roger Sayle <roger@eyesopen.com>
10882 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
10883 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
10884 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
10887 2007-01-01 Mike Stump <mrs@apple.com>
10889 * configure.ac: Remove support for building with Apple's gcc-3.1.
10891 2007-01-02 Joseph Myers <joseph@codesourcery.com>
10893 PR middle-end/30311
10894 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
10895 REG is a hard register. Do not modify REG before calling
10897 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
10898 multiple of the size of YMODE for certain lowpart cases.
10900 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10902 PR middle-end/30253
10903 * gimplify (voidify_wrapper_expr): Update for
10904 GIMPLE_MODIFY_STMT.
10906 2007-01-01 Andreas Schwab <schwab@suse.de>
10909 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
10910 save of BR0 in extra_spill_size instead of spill_size.
10911 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
10913 (ia64_expand_epilogue): Restore BR0 from its new location.
10915 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10917 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
10918 Use a temporary variable if the left hand side is not a gimple
10921 2007-01-01 Andrew Pinski <pinskia@gmail.com>
10923 * gimplify.c (gimplify_return_expr): Make the temporary variable
10924 for the return expression, a gimple register variable.
10926 2007-01-01 Jan Hubicka <jh@suse.cz>
10928 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
10931 2007-01-01 Mike Stump <mrs@apple.com>
10933 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
10935 * config/darwin.c (machopic_select_rtx_section): Use
10936 HAVE_GAS_LITERAL16.
10937 (darwin_mergeable_constant_section): Likewise.
10938 * configure: Regenerate.
10939 * config.in: Regenerate.
10941 2007-01-01 Jan Hubicka <jh@suse.cz>
10942 Andrew Pinski <pinskia@gmail.com>
10944 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
10945 before starting IPA passes.